From f77ef3ceb3b828724a60c4838b3524e8f7c5115b Mon Sep 17 00:00:00 2001 From: Sebastian Reichel Date: Sat, 14 Jul 2018 19:33:03 +0200 Subject: Debian packaging --- data/templates/js/c3.js | 6909 ++++++++++++++++++++++++++++++++++ data/templates/js/d3.js | 9466 +++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 16375 insertions(+) create mode 100644 data/templates/js/c3.js create mode 100644 data/templates/js/d3.js (limited to 'data/templates/js') diff --git a/data/templates/js/c3.js b/data/templates/js/c3.js new file mode 100644 index 0000000..cfbb2c1 --- /dev/null +++ b/data/templates/js/c3.js @@ -0,0 +1,6909 @@ +(function (window) { + 'use strict'; + + /*global define, module, exports, require */ + + var c3 = { version: "0.4.9" }; + + var c3_chart_fn, c3_chart_internal_fn; + + function Chart(config) { + var $$ = this.internal = new ChartInternal(this); + $$.loadConfig(config); + $$.init(); + + // bind "this" to nested API + (function bindThis(fn, target, argThis) { + Object.keys(fn).forEach(function (key) { + target[key] = fn[key].bind(argThis); + if (Object.keys(fn[key]).length > 0) { + bindThis(fn[key], target[key], argThis); + } + }); + })(c3_chart_fn, this, this); + } + + function ChartInternal(api) { + var $$ = this; + $$.d3 = window.d3 ? window.d3 : typeof require !== 'undefined' ? require("d3") : undefined; + $$.api = api; + $$.config = $$.getDefaultConfig(); + $$.data = {}; + $$.cache = {}; + $$.axes = {}; + } + + c3.generate = function (config) { + return new Chart(config); + }; + + c3.chart = { + fn: Chart.prototype, + internal: { + fn: ChartInternal.prototype + } + }; + c3_chart_fn = c3.chart.fn; + c3_chart_internal_fn = c3.chart.internal.fn; + + + c3_chart_internal_fn.init = function () { + var $$ = this, config = $$.config; + + $$.initParams(); + + if (config.data_url) { + $$.convertUrlToData(config.data_url, config.data_mimeType, config.data_keys, $$.initWithData); + } + else if (config.data_json) { + $$.initWithData($$.convertJsonToData(config.data_json, config.data_keys)); + } + else if (config.data_rows) { + $$.initWithData($$.convertRowsToData(config.data_rows)); + } + else if (config.data_columns) { + $$.initWithData($$.convertColumnsToData(config.data_columns)); + } + else { + throw Error('url or json or rows or columns is required.'); + } + }; + + c3_chart_internal_fn.initParams = function () { + var $$ = this, d3 = $$.d3, config = $$.config; + + // MEMO: clipId needs to be unique because it conflicts when multiple charts exist + $$.clipId = "c3-" + (+new Date()) + '-clip', + $$.clipIdForXAxis = $$.clipId + '-xaxis', + $$.clipIdForYAxis = $$.clipId + '-yaxis', + $$.clipIdForGrid = $$.clipId + '-grid', + $$.clipIdForSubchart = $$.clipId + '-subchart', + $$.clipPath = $$.getClipPath($$.clipId), + $$.clipPathForXAxis = $$.getClipPath($$.clipIdForXAxis), + $$.clipPathForYAxis = $$.getClipPath($$.clipIdForYAxis); + $$.clipPathForGrid = $$.getClipPath($$.clipIdForGrid), + $$.clipPathForSubchart = $$.getClipPath($$.clipIdForSubchart), + + $$.dragStart = null; + $$.dragging = false; + $$.flowing = false; + $$.cancelClick = false; + $$.mouseover = false; + $$.transiting = false; + + $$.color = $$.generateColor(); + $$.levelColor = $$.generateLevelColor(); + + $$.dataTimeFormat = config.data_xLocaltime ? d3.time.format : d3.time.format.utc; + $$.axisTimeFormat = config.axis_x_localtime ? d3.time.format : d3.time.format.utc; + $$.defaultAxisTimeFormat = $$.axisTimeFormat.multi([ + [".%L", function (d) { return d.getMilliseconds(); }], + [":%S", function (d) { return d.getSeconds(); }], + ["%I:%M", function (d) { return d.getMinutes(); }], + ["%I %p", function (d) { return d.getHours(); }], + ["%-m/%-d", function (d) { return d.getDay() && d.getDate() !== 1; }], + ["%-m/%-d", function (d) { return d.getDate() !== 1; }], + ["%-m/%-d", function (d) { return d.getMonth(); }], + ["%Y/%-m/%-d", function () { return true; }] + ]); + + $$.hiddenTargetIds = []; + $$.hiddenLegendIds = []; + $$.focusedTargetIds = []; + $$.defocusedTargetIds = []; + + $$.xOrient = config.axis_rotated ? "left" : "bottom"; + $$.yOrient = config.axis_rotated ? (config.axis_y_inner ? "top" : "bottom") : (config.axis_y_inner ? "right" : "left"); + $$.y2Orient = config.axis_rotated ? (config.axis_y2_inner ? "bottom" : "top") : (config.axis_y2_inner ? "left" : "right"); + $$.subXOrient = config.axis_rotated ? "left" : "bottom"; + + $$.isLegendRight = config.legend_position === 'right'; + $$.isLegendInset = config.legend_position === 'inset'; + $$.isLegendTop = config.legend_inset_anchor === 'top-left' || config.legend_inset_anchor === 'top-right'; + $$.isLegendLeft = config.legend_inset_anchor === 'top-left' || config.legend_inset_anchor === 'bottom-left'; + $$.legendStep = 0; + $$.legendItemWidth = 0; + $$.legendItemHeight = 0; + + $$.currentMaxTickWidths = { + x: 0, + y: 0, + y2: 0 + }; + + $$.rotated_padding_left = 30; + $$.rotated_padding_right = config.axis_rotated && !config.axis_x_show ? 0 : 30; + $$.rotated_padding_top = 5; + + $$.withoutFadeIn = {}; + + $$.intervalForObserveInserted = undefined; + + $$.axes.subx = d3.selectAll([]); // needs when excluding subchart.js + }; + + c3_chart_internal_fn.initChartElements = function () { + if (this.initBar) { this.initBar(); } + if (this.initLine) { this.initLine(); } + if (this.initArc) { this.initArc(); } + if (this.initGauge) { this.initGauge(); } + if (this.initText) { this.initText(); } + }; + + c3_chart_internal_fn.initWithData = function (data) { + var $$ = this, d3 = $$.d3, config = $$.config; + var defs, main, binding = true; + + if ($$.initPie) { $$.initPie(); } + if ($$.initBrush) { $$.initBrush(); } + if ($$.initZoom) { $$.initZoom(); } + + $$.selectChart = typeof config.bindto.node === 'function' ? config.bindto : d3.select(config.bindto); + if ($$.selectChart.empty()) { + $$.selectChart = d3.select(document.createElement('div')).style('opacity', 0); + $$.observeInserted($$.selectChart); + binding = false; + } + $$.selectChart.html("").classed("c3", true); + + // Init data as targets + $$.data.xs = {}; + $$.data.targets = $$.convertDataToTargets(data); + + if (config.data_filter) { + $$.data.targets = $$.data.targets.filter(config.data_filter); + } + + // Set targets to hide if needed + if (config.data_hide) { + $$.addHiddenTargetIds(config.data_hide === true ? $$.mapToIds($$.data.targets) : config.data_hide); + } + if (config.legend_hide) { + $$.addHiddenLegendIds(config.legend_hide === true ? $$.mapToIds($$.data.targets) : config.legend_hide); + } + + // when gauge, hide legend // TODO: fix + if ($$.hasType('gauge')) { + config.legend_show = false; + } + + // Init sizes and scales + $$.updateSizes(); + $$.updateScales(); + + // Set domains for each scale + $$.x.domain(d3.extent($$.getXDomain($$.data.targets))); + $$.y.domain($$.getYDomain($$.data.targets, 'y')); + $$.y2.domain($$.getYDomain($$.data.targets, 'y2')); + $$.subX.domain($$.x.domain()); + $$.subY.domain($$.y.domain()); + $$.subY2.domain($$.y2.domain()); + + // Save original x domain for zoom update + $$.orgXDomain = $$.x.domain(); + + // Set initialized scales to brush and zoom + if ($$.brush) { $$.brush.scale($$.subX); } + if (config.zoom_enabled) { $$.zoom.scale($$.x); } + + /*-- Basic Elements --*/ + + // Define svgs + $$.svg = $$.selectChart.append("svg") + .style("overflow", "hidden") + .on('mouseenter', function () { return config.onmouseover.call($$); }) + .on('mouseleave', function () { return config.onmouseout.call($$); }); + + // Define defs + defs = $$.svg.append("defs"); + $$.clipChart = $$.appendClip(defs, $$.clipId); + $$.clipXAxis = $$.appendClip(defs, $$.clipIdForXAxis); + $$.clipYAxis = $$.appendClip(defs, $$.clipIdForYAxis); + $$.clipGrid = $$.appendClip(defs, $$.clipIdForGrid); + $$.clipSubchart = $$.appendClip(defs, $$.clipIdForSubchart); + $$.updateSvgSize(); + + // Define regions + main = $$.main = $$.svg.append("g").attr("transform", $$.getTranslate('main')); + + if ($$.initSubchart) { $$.initSubchart(); } + if ($$.initTooltip) { $$.initTooltip(); } + if ($$.initLegend) { $$.initLegend(); } + + /*-- Main Region --*/ + + // text when empty + main.append("text") + .attr("class", CLASS.text + ' ' + CLASS.empty) + .attr("text-anchor", "middle") // horizontal centering of text at x position in all browsers. + .attr("dominant-baseline", "middle"); // vertical centering of text at y position in all browsers, except IE. + + // Regions + $$.initRegion(); + + // Grids + $$.initGrid(); + + // Define g for chart area + main.append('g') + .attr("clip-path", $$.clipPath) + .attr('class', CLASS.chart); + + // Grid lines + if (config.grid_lines_front) { $$.initGridLines(); } + + // Cover whole with rects for events + $$.initEventRect(); + + // Define g for chart + $$.initChartElements(); + + // if zoom privileged, insert rect to forefront + // TODO: is this needed? + main.insert('rect', config.zoom_privileged ? null : 'g.' + CLASS.regions) + .attr('class', CLASS.zoomRect) + .attr('width', $$.width) + .attr('height', $$.height) + .style('opacity', 0) + .on("dblclick.zoom", null); + + // Set default extent if defined + if (config.axis_x_extent) { $$.brush.extent($$.getDefaultExtent()); } + + // Add Axis + $$.initAxis(); + + // Set targets + $$.updateTargets($$.data.targets); + + // Draw with targets + if (binding) { + $$.updateDimension(); + $$.config.oninit.call($$); + $$.redraw({ + withTransform: true, + withUpdateXDomain: true, + withUpdateOrgXDomain: true, + withTransitionForAxis: false + }); + } + + // Bind resize event + if (window.onresize == null) { + window.onresize = $$.generateResize(); + } + if (window.onresize.add) { + window.onresize.add(function () { + config.onresize.call($$); + }); + window.onresize.add(function () { + $$.api.flush(); + }); + window.onresize.add(function () { + config.onresized.call($$); + }); + } + + // export element of the chart + $$.api.element = $$.selectChart.node(); + }; + + c3_chart_internal_fn.smoothLines = function (el, type) { + var $$ = this; + if (type === 'grid') { + el.each(function () { + var g = $$.d3.select(this), + x1 = g.attr('x1'), + x2 = g.attr('x2'), + y1 = g.attr('y1'), + y2 = g.attr('y2'); + g.attr({ + 'x1': Math.ceil(x1), + 'x2': Math.ceil(x2), + 'y1': Math.ceil(y1), + 'y2': Math.ceil(y2) + }); + }); + } + }; + + + c3_chart_internal_fn.updateSizes = function () { + var $$ = this, config = $$.config; + var legendHeight = $$.legend ? $$.getLegendHeight() : 0, + legendWidth = $$.legend ? $$.getLegendWidth() : 0, + legendHeightForBottom = $$.isLegendRight || $$.isLegendInset ? 0 : legendHeight, + hasArc = $$.hasArcType(), + xAxisHeight = config.axis_rotated || hasArc ? 0 : $$.getHorizontalAxisHeight('x'), + subchartHeight = config.subchart_show && !hasArc ? (config.subchart_size_height + xAxisHeight) : 0; + + $$.currentWidth = $$.getCurrentWidth(); + $$.currentHeight = $$.getCurrentHeight(); + + // for main + $$.margin = config.axis_rotated ? { + top: $$.getHorizontalAxisHeight('y2') + $$.getCurrentPaddingTop(), + right: hasArc ? 0 : $$.getCurrentPaddingRight(), + bottom: $$.getHorizontalAxisHeight('y') + legendHeightForBottom + $$.getCurrentPaddingBottom(), + left: subchartHeight + (hasArc ? 0 : $$.getCurrentPaddingLeft()) + } : { + top: 4 + $$.getCurrentPaddingTop(), // for top tick text + right: hasArc ? 0 : $$.getCurrentPaddingRight(), + bottom: xAxisHeight + subchartHeight + legendHeightForBottom + $$.getCurrentPaddingBottom(), + left: hasArc ? 0 : $$.getCurrentPaddingLeft() + }; + + // for subchart + $$.margin2 = config.axis_rotated ? { + top: $$.margin.top, + right: NaN, + bottom: 20 + legendHeightForBottom, + left: $$.rotated_padding_left + } : { + top: $$.currentHeight - subchartHeight - legendHeightForBottom, + right: NaN, + bottom: xAxisHeight + legendHeightForBottom, + left: $$.margin.left + }; + + // for legend + $$.margin3 = { + top: 0, + right: NaN, + bottom: 0, + left: 0 + }; + if ($$.updateSizeForLegend) { $$.updateSizeForLegend(legendHeight, legendWidth); } + + $$.width = $$.currentWidth - $$.margin.left - $$.margin.right; + $$.height = $$.currentHeight - $$.margin.top - $$.margin.bottom; + if ($$.width < 0) { $$.width = 0; } + if ($$.height < 0) { $$.height = 0; } + + $$.width2 = config.axis_rotated ? $$.margin.left - $$.rotated_padding_left - $$.rotated_padding_right : $$.width; + $$.height2 = config.axis_rotated ? $$.height : $$.currentHeight - $$.margin2.top - $$.margin2.bottom; + if ($$.width2 < 0) { $$.width2 = 0; } + if ($$.height2 < 0) { $$.height2 = 0; } + + // for arc + $$.arcWidth = $$.width - ($$.isLegendRight ? legendWidth + 10 : 0); + $$.arcHeight = $$.height - ($$.isLegendRight ? 0 : 10); + if ($$.hasType('gauge')) { + $$.arcHeight += $$.height - $$.getGaugeLabelHeight(); + } + if ($$.updateRadius) { $$.updateRadius(); } + + if ($$.isLegendRight && hasArc) { + $$.margin3.left = $$.arcWidth / 2 + $$.radiusExpanded * 1.1; + } + }; + + c3_chart_internal_fn.updateTargets = function (targets) { + var $$ = this; + + /*-- Main --*/ + + //-- Text --// + $$.updateTargetsForText(targets); + + //-- Bar --// + $$.updateTargetsForBar(targets); + + //-- Line --// + $$.updateTargetsForLine(targets); + + //-- Arc --// + if ($$.hasArcType() && $$.updateTargetsForArc) { $$.updateTargetsForArc(targets); } + + /*-- Sub --*/ + + if ($$.updateTargetsForSubchart) { $$.updateTargetsForSubchart(targets); } + + // Fade-in each chart + $$.showTargets(); + }; + c3_chart_internal_fn.showTargets = function () { + var $$ = this; + $$.svg.selectAll('.' + CLASS.target).filter(function (d) { return $$.isTargetToShow(d.id); }) + .transition().duration($$.config.transition_duration) + .style("opacity", 1); + }; + + c3_chart_internal_fn.redraw = function (options, transitions) { + var $$ = this, main = $$.main, d3 = $$.d3, config = $$.config; + var areaIndices = $$.getShapeIndices($$.isAreaType), barIndices = $$.getShapeIndices($$.isBarType), lineIndices = $$.getShapeIndices($$.isLineType); + var withY, withSubchart, withTransition, withTransitionForExit, withTransitionForAxis, + withTransform, withUpdateXDomain, withUpdateOrgXDomain, withTrimXDomain, withLegend, + withEventRect, withDimension, withUpdateXAxis; + var hideAxis = $$.hasArcType(); + var drawArea, drawBar, drawLine, xForText, yForText; + var duration, durationForExit, durationForAxis; + var waitForDraw, flow; + var targetsToShow = $$.filterTargetsToShow($$.data.targets), tickValues, i, intervalForCulling, xDomainForZoom; + var xv = $$.xv.bind($$), cx, cy; + + options = options || {}; + withY = getOption(options, "withY", true); + withSubchart = getOption(options, "withSubchart", true); + withTransition = getOption(options, "withTransition", true); + withTransform = getOption(options, "withTransform", false); + withUpdateXDomain = getOption(options, "withUpdateXDomain", false); + withUpdateOrgXDomain = getOption(options, "withUpdateOrgXDomain", false); + withTrimXDomain = getOption(options, "withTrimXDomain", true); + withUpdateXAxis = getOption(options, "withUpdateXAxis", withUpdateXDomain); + withLegend = getOption(options, "withLegend", false); + withEventRect = getOption(options, "withEventRect", true); + withDimension = getOption(options, "withDimension", true); + withTransitionForExit = getOption(options, "withTransitionForExit", withTransition); + withTransitionForAxis = getOption(options, "withTransitionForAxis", withTransition); + + duration = withTransition ? config.transition_duration : 0; + durationForExit = withTransitionForExit ? duration : 0; + durationForAxis = withTransitionForAxis ? duration : 0; + + transitions = transitions || $$.generateAxisTransitions(durationForAxis); + + // update legend and transform each g + if (withLegend && config.legend_show) { + $$.updateLegend($$.mapToIds($$.data.targets), options, transitions); + } else if (withDimension) { + // need to update dimension (e.g. axis.y.tick.values) because y tick values should change + // no need to update axis in it because they will be updated in redraw() + $$.updateDimension(true); + } + + // MEMO: needed for grids calculation + if ($$.isCategorized() && targetsToShow.length === 0) { + $$.x.domain([0, $$.axes.x.selectAll('.tick').size()]); + } + + if (targetsToShow.length) { + $$.updateXDomain(targetsToShow, withUpdateXDomain, withUpdateOrgXDomain, withTrimXDomain); + if (!config.axis_x_tick_values) { + tickValues = $$.updateXAxisTickValues(targetsToShow); + } + } else { + $$.xAxis.tickValues([]); + $$.subXAxis.tickValues([]); + } + + if (config.zoom_rescale && !options.flow) { + xDomainForZoom = $$.x.orgDomain(); + } + + $$.y.domain($$.getYDomain(targetsToShow, 'y', xDomainForZoom)); + $$.y2.domain($$.getYDomain(targetsToShow, 'y2', xDomainForZoom)); + + if (!config.axis_y_tick_values && config.axis_y_tick_count) { + $$.yAxis.tickValues($$.generateTickValues($$.y.domain(), config.axis_y_tick_count)); + } + if (!config.axis_y2_tick_values && config.axis_y2_tick_count) { + $$.y2Axis.tickValues($$.generateTickValues($$.y2.domain(), config.axis_y2_tick_count)); + } + + // axes + $$.redrawAxis(transitions, hideAxis); + + // Update axis label + $$.updateAxisLabels(withTransition); + + // show/hide if manual culling needed + if ((withUpdateXDomain || withUpdateXAxis) && targetsToShow.length) { + if (config.axis_x_tick_culling && tickValues) { + for (i = 1; i < tickValues.length; i++) { + if (tickValues.length / i < config.axis_x_tick_culling_max) { + intervalForCulling = i; + break; + } + } + $$.svg.selectAll('.' + CLASS.axisX + ' .tick text').each(function (e) { + var index = tickValues.indexOf(e); + if (index >= 0) { + d3.select(this).style('display', index % intervalForCulling ? 'none' : 'block'); + } + }); + } else { + $$.svg.selectAll('.' + CLASS.axisX + ' .tick text').style('display', 'block'); + } + } + + // setup drawer - MEMO: these must be called after axis updated + drawArea = $$.generateDrawArea ? $$.generateDrawArea(areaIndices, false) : undefined; + drawBar = $$.generateDrawBar ? $$.generateDrawBar(barIndices) : undefined; + drawLine = $$.generateDrawLine ? $$.generateDrawLine(lineIndices, false) : undefined; + xForText = $$.generateXYForText(areaIndices, barIndices, lineIndices, true); + yForText = $$.generateXYForText(areaIndices, barIndices, lineIndices, false); + + // Update sub domain + if (withY) { + $$.subY.domain($$.getYDomain(targetsToShow, 'y')); + $$.subY2.domain($$.getYDomain(targetsToShow, 'y2')); + } + + // tooltip + $$.tooltip.style("display", "none"); + + // xgrid focus + $$.updateXgridFocus(); + + // Data empty label positioning and text. + main.select("text." + CLASS.text + '.' + CLASS.empty) + .attr("x", $$.width / 2) + .attr("y", $$.height / 2) + .text(config.data_empty_label_text) + .transition() + .style('opacity', targetsToShow.length ? 0 : 1); + + // grid + $$.updateGrid(duration); + + // rect for regions + $$.updateRegion(duration); + + // bars + $$.updateBar(durationForExit); + + // lines, areas and cricles + $$.updateLine(durationForExit); + $$.updateArea(durationForExit); + $$.updateCircle(); + + // text + if ($$.hasDataLabel()) { + $$.updateText(durationForExit); + } + + // arc + if ($$.redrawArc) { $$.redrawArc(duration, durationForExit, withTransform); } + + // subchart + if ($$.redrawSubchart) { + $$.redrawSubchart(withSubchart, transitions, duration, durationForExit, areaIndices, barIndices, lineIndices); + } + + // circles for select + main.selectAll('.' + CLASS.selectedCircles) + .filter($$.isBarType.bind($$)) + .selectAll('circle') + .remove(); + + // event rects will redrawn when flow called + if (config.interaction_enabled && !options.flow && withEventRect) { + $$.redrawEventRect(); + if ($$.updateZoom) { $$.updateZoom(); } + } + + // update circleY based on updated parameters + $$.updateCircleY(); + + // generate circle x/y functions depending on updated params + cx = ($$.config.axis_rotated ? $$.circleY : $$.circleX).bind($$); + cy = ($$.config.axis_rotated ? $$.circleX : $$.circleY).bind($$); + + if (options.flow) { + flow = $$.generateFlow({ + targets: targetsToShow, + flow: options.flow, + duration: duration, + drawBar: drawBar, + drawLine: drawLine, + drawArea: drawArea, + cx: cx, + cy: cy, + xv: xv, + xForText: xForText, + yForText: yForText + }); + } + + if (duration) { + // transition should be derived from one transition + d3.transition().duration(duration).each(function () { + var transitionsToWait = []; + + // redraw and gather transitions + [ + $$.redrawBar(drawBar, true), + $$.redrawLine(drawLine, true), + $$.redrawArea(drawArea, true), + $$.redrawCircle(cx, cy, true), + $$.redrawText(xForText, yForText, options.flow, true), + $$.redrawRegion(true), + $$.redrawGrid(true), + ].forEach(function (transitions) { + transitions.forEach(function (transition) { + transitionsToWait.push(transition); + }); + }); + + // Wait for end of transitions to call flow and onrendered callback + waitForDraw = $$.generateWait(); + transitionsToWait.forEach(function (t) { + waitForDraw.add(t); + }); + }) + .call(waitForDraw, function () { + if (flow) { + flow(); + } + if (config.onrendered) { + config.onrendered.call($$); + } + }); + } + else { + $$.redrawBar(drawBar); + $$.redrawLine(drawLine); + $$.redrawArea(drawArea); + $$.redrawCircle(cx, cy); + if (config.onrendered) { + config.onrendered.call($$); + } + } + + // update fadein condition + $$.mapToIds($$.data.targets).forEach(function (id) { + $$.withoutFadeIn[id] = true; + }); + }; + + c3_chart_internal_fn.updateAndRedraw = function (options) { + var $$ = this, config = $$.config, transitions; + options = options || {}; + // same with redraw + options.withTransition = getOption(options, "withTransition", true); + options.withTransform = getOption(options, "withTransform", false); + options.withLegend = getOption(options, "withLegend", false); + // NOT same with redraw + options.withUpdateXDomain = true; + options.withUpdateOrgXDomain = true; + options.withTransitionForExit = false; + options.withTransitionForTransform = getOption(options, "withTransitionForTransform", options.withTransition); + // MEMO: this needs to be called before updateLegend and it means this ALWAYS needs to be called) + $$.updateSizes(); + // MEMO: called in updateLegend in redraw if withLegend + if (!(options.withLegend && config.legend_show)) { + transitions = $$.generateAxisTransitions(options.withTransitionForAxis ? config.transition_duration : 0); + // Update scales + $$.updateScales(); + $$.updateSvgSize(); + // Update g positions + $$.transformAll(options.withTransitionForTransform, transitions); + } + // Draw with new sizes & scales + $$.redraw(options, transitions); + }; + c3_chart_internal_fn.redrawWithoutRescale = function () { + this.redraw({ + withY: false, + withSubchart: false, + withEventRect: false, + withTransitionForAxis: false + }); + }; + + c3_chart_internal_fn.isTimeSeries = function () { + return this.config.axis_x_type === 'timeseries'; + }; + c3_chart_internal_fn.isCategorized = function () { + return this.config.axis_x_type.indexOf('categor') >= 0; + }; + c3_chart_internal_fn.isCustomX = function () { + var $$ = this, config = $$.config; + return !$$.isTimeSeries() && (config.data_x || notEmpty(config.data_xs)); + }; + + c3_chart_internal_fn.isTimeSeriesY = function () { + return this.config.axis_y_type === 'timeseries'; + }; + + c3_chart_internal_fn.getTranslate = function (target) { + var $$ = this, config = $$.config, x, y; + if (target === 'main') { + x = asHalfPixel($$.margin.left); + y = asHalfPixel($$.margin.top); + } else if (target === 'context') { + x = asHalfPixel($$.margin2.left); + y = asHalfPixel($$.margin2.top); + } else if (target === 'legend') { + x = $$.margin3.left; + y = $$.margin3.top; + } else if (target === 'x') { + x = 0; + y = config.axis_rotated ? 0 : $$.height; + } else if (target === 'y') { + x = 0; + y = config.axis_rotated ? $$.height : 0; + } else if (target === 'y2') { + x = config.axis_rotated ? 0 : $$.width; + y = config.axis_rotated ? 1 : 0; + } else if (target === 'subx') { + x = 0; + y = config.axis_rotated ? 0 : $$.height2; + } else if (target === 'arc') { + x = $$.arcWidth / 2; + y = $$.arcHeight / 2; + } + return "translate(" + x + "," + y + ")"; + }; + c3_chart_internal_fn.initialOpacity = function (d) { + return d.value !== null && this.withoutFadeIn[d.id] ? 1 : 0; + }; + c3_chart_internal_fn.initialOpacityForCircle = function (d) { + return d.value !== null && this.withoutFadeIn[d.id] ? this.opacityForCircle(d) : 0; + }; + c3_chart_internal_fn.opacityForCircle = function (d) { + var opacity = this.config.point_show ? 1 : 0; + return isValue(d.value) ? (this.isScatterType(d) ? 0.5 : opacity) : 0; + }; + c3_chart_internal_fn.opacityForText = function () { + return this.hasDataLabel() ? 1 : 0; + }; + c3_chart_internal_fn.xx = function (d) { + return d ? this.x(d.x) : null; + }; + c3_chart_internal_fn.xv = function (d) { + var $$ = this, value = d.value; + if ($$.isTimeSeries()) { + value = $$.parseDate(d.value); + } + else if ($$.isCategorized() && typeof d.value === 'string') { + value = $$.config.axis_x_categories.indexOf(d.value); + } + return Math.ceil($$.x(value)); + }; + c3_chart_internal_fn.yv = function (d) { + var $$ = this, + yScale = d.axis && d.axis === 'y2' ? $$.y2 : $$.y; + return Math.ceil(yScale(d.value)); + }; + c3_chart_internal_fn.subxx = function (d) { + return d ? this.subX(d.x) : null; + }; + + c3_chart_internal_fn.transformMain = function (withTransition, transitions) { + var $$ = this, + xAxis, yAxis, y2Axis; + if (transitions && transitions.axisX) { + xAxis = transitions.axisX; + } else { + xAxis = $$.main.select('.' + CLASS.axisX); + if (withTransition) { xAxis = xAxis.transition(); } + } + if (transitions && transitions.axisY) { + yAxis = transitions.axisY; + } else { + yAxis = $$.main.select('.' + CLASS.axisY); + if (withTransition) { yAxis = yAxis.transition(); } + } + if (transitions && transitions.axisY2) { + y2Axis = transitions.axisY2; + } else { + y2Axis = $$.main.select('.' + CLASS.axisY2); + if (withTransition) { y2Axis = y2Axis.transition(); } + } + (withTransition ? $$.main.transition() : $$.main).attr("transform", $$.getTranslate('main')); + xAxis.attr("transform", $$.getTranslate('x')); + yAxis.attr("transform", $$.getTranslate('y')); + y2Axis.attr("transform", $$.getTranslate('y2')); + $$.main.select('.' + CLASS.chartArcs).attr("transform", $$.getTranslate('arc')); + }; + c3_chart_internal_fn.transformAll = function (withTransition, transitions) { + var $$ = this; + $$.transformMain(withTransition, transitions); + if ($$.config.subchart_show) { $$.transformContext(withTransition, transitions); } + if ($$.legend) { $$.transformLegend(withTransition); } + }; + + c3_chart_internal_fn.updateSvgSize = function () { + var $$ = this, + brush = $$.svg.select(".c3-brush .background"); + $$.svg.attr('width', $$.currentWidth).attr('height', $$.currentHeight); + $$.svg.selectAll(['#' + $$.clipId, '#' + $$.clipIdForGrid]).select('rect') + .attr('width', $$.width) + .attr('height', $$.height); + $$.svg.select('#' + $$.clipIdForXAxis).select('rect') + .attr('x', $$.getXAxisClipX.bind($$)) + .attr('y', $$.getXAxisClipY.bind($$)) + .attr('width', $$.getXAxisClipWidth.bind($$)) + .attr('height', $$.getXAxisClipHeight.bind($$)); + $$.svg.select('#' + $$.clipIdForYAxis).select('rect') + .attr('x', $$.getYAxisClipX.bind($$)) + .attr('y', $$.getYAxisClipY.bind($$)) + .attr('width', $$.getYAxisClipWidth.bind($$)) + .attr('height', $$.getYAxisClipHeight.bind($$)); + $$.svg.select('#' + $$.clipIdForSubchart).select('rect') + .attr('width', $$.width) + .attr('height', brush.size() ? brush.attr('height') : 0); + $$.svg.select('.' + CLASS.zoomRect) + .attr('width', $$.width) + .attr('height', $$.height); + // MEMO: parent div's height will be bigger than svg when + $$.selectChart.style('max-height', $$.currentHeight + "px"); + }; + + + c3_chart_internal_fn.updateDimension = function (withoutAxis) { + var $$ = this; + if (!withoutAxis) { + if ($$.config.axis_rotated) { + $$.axes.x.call($$.xAxis); + $$.axes.subx.call($$.subXAxis); + } else { + $$.axes.y.call($$.yAxis); + $$.axes.y2.call($$.y2Axis); + } + } + $$.updateSizes(); + $$.updateScales(); + $$.updateSvgSize(); + $$.transformAll(false); + }; + + c3_chart_internal_fn.observeInserted = function (selection) { + var $$ = this, observer = new MutationObserver(function (mutations) { + mutations.forEach(function (mutation) { + if (mutation.type === 'childList' && mutation.previousSibling) { + observer.disconnect(); + // need to wait for completion of load because size calculation requires the actual sizes determined after that completion + $$.intervalForObserveInserted = window.setInterval(function () { + // parentNode will NOT be null when completed + if (selection.node().parentNode) { + window.clearInterval($$.intervalForObserveInserted); + $$.updateDimension(); + $$.config.oninit.call($$); + $$.redraw({ + withTransform: true, + withUpdateXDomain: true, + withUpdateOrgXDomain: true, + withTransition: false, + withTransitionForTransform: false, + withLegend: true + }); + selection.transition().style('opacity', 1); + } + }, 10); + } + }); + }); + observer.observe(selection.node(), {attributes: true, childList: true, characterData: true}); + }; + + + c3_chart_internal_fn.generateResize = function () { + var resizeFunctions = []; + function callResizeFunctions() { + resizeFunctions.forEach(function (f) { + f(); + }); + } + callResizeFunctions.add = function (f) { + resizeFunctions.push(f); + }; + return callResizeFunctions; + }; + + c3_chart_internal_fn.endall = function (transition, callback) { + var n = 0; + transition + .each(function () { ++n; }) + .each("end", function () { + if (!--n) { callback.apply(this, arguments); } + }); + }; + c3_chart_internal_fn.generateWait = function () { + var transitionsToWait = [], + f = function (transition, callback) { + var timer = setInterval(function () { + var done = 0; + transitionsToWait.forEach(function (t) { + if (t.empty()) { + done += 1; + return; + } + try { + t.transition(); + } catch (e) { + done += 1; + } + }); + if (done === transitionsToWait.length) { + clearInterval(timer); + if (callback) { callback(); } + } + }, 10); + }; + f.add = function (transition) { + transitionsToWait.push(transition); + }; + return f; + }; + + c3_chart_internal_fn.parseDate = function (date) { + var $$ = this, parsedDate; + if (date instanceof Date) { + parsedDate = date; + } else if (typeof date === 'number' || !isNaN(date)) { + parsedDate = new Date(+date); + } else { + parsedDate = $$.dataTimeFormat($$.config.data_xFormat).parse(date); + } + if (!parsedDate || isNaN(+parsedDate)) { + window.console.error("Failed to parse x '" + date + "' to Date object"); + } + return parsedDate; + }; + + c3_chart_internal_fn.getDefaultConfig = function () { + var config = { + bindto: '#chart', + size_width: undefined, + size_height: undefined, + padding_left: undefined, + padding_right: undefined, + padding_top: undefined, + padding_bottom: undefined, + zoom_enabled: false, + zoom_extent: undefined, + zoom_privileged: false, + zoom_rescale: false, + zoom_onzoom: function () {}, + zoom_onzoomstart: function () {}, + zoom_onzoomend: function () {}, + interaction_enabled: true, + onmouseover: function () {}, + onmouseout: function () {}, + onresize: function () {}, + onresized: function () {}, + oninit: function () {}, + onrendered: function () {}, + transition_duration: 350, + data_x: undefined, + data_xs: {}, + data_xFormat: '%Y-%m-%d', + data_xLocaltime: true, + data_xSort: true, + data_idConverter: function (id) { return id; }, + data_names: {}, + data_classes: {}, + data_groups: [], + data_axes: {}, + data_type: undefined, + data_types: {}, + data_labels: {}, + data_order: 'desc', + data_regions: {}, + data_color: undefined, + data_colors: {}, + data_hide: false, + data_filter: undefined, + data_selection_enabled: false, + data_selection_grouped: false, + data_selection_isselectable: function () { return true; }, + data_selection_multiple: true, + data_selection_draggable: false, + data_onclick: function () {}, + data_onmouseover: function () {}, + data_onmouseout: function () {}, + data_onselected: function () {}, + data_onunselected: function () {}, + data_url: undefined, + data_json: undefined, + data_rows: undefined, + data_columns: undefined, + data_mimeType: undefined, + data_keys: undefined, + // configuration for no plot-able data supplied. + data_empty_label_text: "", + // subchart + subchart_show: false, + subchart_size_height: 60, + subchart_onbrush: function () {}, + // color + color_pattern: [], + color_threshold: {}, + // legend + legend_show: true, + legend_hide: false, + legend_position: 'bottom', + legend_inset_anchor: 'top-left', + legend_inset_x: 10, + legend_inset_y: 0, + legend_inset_step: undefined, + legend_item_onclick: undefined, + legend_item_onmouseover: undefined, + legend_item_onmouseout: undefined, + legend_equally: false, + // axis + axis_rotated: false, + axis_x_show: true, + axis_x_type: 'indexed', + axis_x_localtime: true, + axis_x_categories: [], + axis_x_tick_centered: false, + axis_x_tick_format: undefined, + axis_x_tick_culling: {}, + axis_x_tick_culling_max: 10, + axis_x_tick_count: undefined, + axis_x_tick_fit: true, + axis_x_tick_values: null, + axis_x_tick_rotate: 0, + axis_x_tick_outer: true, + axis_x_tick_multiline: true, + axis_x_tick_width: null, + axis_x_max: undefined, + axis_x_min: undefined, + axis_x_padding: {}, + axis_x_height: undefined, + axis_x_extent: undefined, + axis_x_label: {}, + axis_y_show: true, + axis_y_type: undefined, + axis_y_max: undefined, + axis_y_min: undefined, + axis_y_inverted: false, + axis_y_center: undefined, + axis_y_inner: undefined, + axis_y_label: {}, + axis_y_tick_format: undefined, + axis_y_tick_outer: true, + axis_y_tick_values: null, + axis_y_tick_count: undefined, + axis_y_tick_time_value: undefined, + axis_y_tick_time_interval: undefined, + axis_y_padding: {}, + axis_y_default: undefined, + axis_y2_show: false, + axis_y2_max: undefined, + axis_y2_min: undefined, + axis_y2_inverted: false, + axis_y2_center: undefined, + axis_y2_inner: undefined, + axis_y2_label: {}, + axis_y2_tick_format: undefined, + axis_y2_tick_outer: true, + axis_y2_tick_values: null, + axis_y2_tick_count: undefined, + axis_y2_padding: {}, + axis_y2_default: undefined, + // grid + grid_x_show: false, + grid_x_type: 'tick', + grid_x_lines: [], + grid_y_show: false, + // not used + // grid_y_type: 'tick', + grid_y_lines: [], + grid_y_ticks: 10, + grid_focus_show: true, + grid_lines_front: true, + // point - point of each data + point_show: true, + point_r: 2.5, + point_focus_expand_enabled: true, + point_focus_expand_r: undefined, + point_select_r: undefined, + // line + line_connectNull: false, + line_step_type: 'step', + // bar + bar_width: undefined, + bar_width_ratio: 0.6, + bar_width_max: undefined, + bar_zerobased: true, + // area + area_zerobased: true, + // pie + pie_label_show: true, + pie_label_format: undefined, + pie_label_threshold: 0.05, + pie_expand: true, + // gauge + gauge_label_show: true, + gauge_label_format: undefined, + gauge_expand: true, + gauge_min: 0, + gauge_max: 100, + gauge_units: undefined, + gauge_width: undefined, + // donut + donut_label_show: true, + donut_label_format: undefined, + donut_label_threshold: 0.05, + donut_width: undefined, + donut_expand: true, + donut_title: "", + // region - region to change style + regions: [], + // tooltip - show when mouseover on each data + tooltip_show: true, + tooltip_grouped: true, + tooltip_format_title: undefined, + tooltip_format_name: undefined, + tooltip_format_value: undefined, + tooltip_position: undefined, + tooltip_contents: function (d, defaultTitleFormat, defaultValueFormat, color) { + return this.getTooltipContent ? this.getTooltipContent(d, defaultTitleFormat, defaultValueFormat, color) : ''; + }, + tooltip_init_show: false, + tooltip_init_x: 0, + tooltip_init_position: {top: '0px', left: '50px'} + }; + + Object.keys(this.additionalConfig).forEach(function (key) { + config[key] = this.additionalConfig[key]; + }, this); + + return config; + }; + c3_chart_internal_fn.additionalConfig = {}; + + c3_chart_internal_fn.loadConfig = function (config) { + var this_config = this.config, target, keys, read; + function find() { + var key = keys.shift(); + // console.log("key =>", key, ", target =>", target); + if (key && target && typeof target === 'object' && key in target) { + target = target[key]; + return find(); + } + else if (!key) { + return target; + } + else { + return undefined; + } + } + Object.keys(this_config).forEach(function (key) { + target = config; + keys = key.split('_'); + read = find(); + // console.log("CONFIG : ", key, read); + if (isDefined(read)) { + this_config[key] = read; + } + }); + }; + + c3_chart_internal_fn.getScale = function (min, max, forTimeseries) { + return (forTimeseries ? this.d3.time.scale() : this.d3.scale.linear()).range([min, max]); + }; + c3_chart_internal_fn.getX = function (min, max, domain, offset) { + var $$ = this, + scale = $$.getScale(min, max, $$.isTimeSeries()), + _scale = domain ? scale.domain(domain) : scale, key; + // Define customized scale if categorized axis + if ($$.isCategorized()) { + offset = offset || function () { return 0; }; + scale = function (d, raw) { + var v = _scale(d) + offset(d); + return raw ? v : Math.ceil(v); + }; + } else { + scale = function (d, raw) { + var v = _scale(d); + return raw ? v : Math.ceil(v); + }; + } + // define functions + for (key in _scale) { + scale[key] = _scale[key]; + } + scale.orgDomain = function () { + return _scale.domain(); + }; + // define custom domain() for categorized axis + if ($$.isCategorized()) { + scale.domain = function (domain) { + if (!arguments.length) { + domain = this.orgDomain(); + return [domain[0], domain[1] + 1]; + } + _scale.domain(domain); + return scale; + }; + } + return scale; + }; + c3_chart_internal_fn.getY = function (min, max, domain) { + var scale = this.getScale(min, max, this.isTimeSeriesY()); + if (domain) { scale.domain(domain); } + return scale; + }; + c3_chart_internal_fn.getYScale = function (id) { + return this.getAxisId(id) === 'y2' ? this.y2 : this.y; + }; + c3_chart_internal_fn.getSubYScale = function (id) { + return this.getAxisId(id) === 'y2' ? this.subY2 : this.subY; + }; + c3_chart_internal_fn.updateScales = function () { + var $$ = this, config = $$.config, + forInit = !$$.x; + // update edges + $$.xMin = config.axis_rotated ? 1 : 0; + $$.xMax = config.axis_rotated ? $$.height : $$.width; + $$.yMin = config.axis_rotated ? 0 : $$.height; + $$.yMax = config.axis_rotated ? $$.width : 1; + $$.subXMin = $$.xMin; + $$.subXMax = $$.xMax; + $$.subYMin = config.axis_rotated ? 0 : $$.height2; + $$.subYMax = config.axis_rotated ? $$.width2 : 1; + // update scales + $$.x = $$.getX($$.xMin, $$.xMax, forInit ? undefined : $$.x.orgDomain(), function () { return $$.xAxis.tickOffset(); }); + $$.y = $$.getY($$.yMin, $$.yMax, forInit ? config.axis_y_default : $$.y.domain()); + $$.y2 = $$.getY($$.yMin, $$.yMax, forInit ? config.axis_y2_default : $$.y2.domain()); + $$.subX = $$.getX($$.xMin, $$.xMax, $$.orgXDomain, function (d) { return d % 1 ? 0 : $$.subXAxis.tickOffset(); }); + $$.subY = $$.getY($$.subYMin, $$.subYMax, forInit ? config.axis_y_default : $$.subY.domain()); + $$.subY2 = $$.getY($$.subYMin, $$.subYMax, forInit ? config.axis_y2_default : $$.subY2.domain()); + // update axes + $$.xAxisTickFormat = $$.getXAxisTickFormat(); + $$.xAxisTickValues = $$.getXAxisTickValues(); + $$.yAxisTickValues = $$.getYAxisTickValues(); + $$.y2AxisTickValues = $$.getY2AxisTickValues(); + + $$.xAxis = $$.getXAxis($$.x, $$.xOrient, $$.xAxisTickFormat, $$.xAxisTickValues, config.axis_x_tick_outer); + $$.subXAxis = $$.getXAxis($$.subX, $$.subXOrient, $$.xAxisTickFormat, $$.xAxisTickValues, config.axis_x_tick_outer); + $$.yAxis = $$.getYAxis($$.y, $$.yOrient, config.axis_y_tick_format, $$.yAxisTickValues, config.axis_y_tick_outer); + $$.y2Axis = $$.getYAxis($$.y2, $$.y2Orient, config.axis_y2_tick_format, $$.y2AxisTickValues, config.axis_y2_tick_outer); + + // Set initialized scales to brush and zoom + if (!forInit) { + if ($$.brush) { $$.brush.scale($$.subX); } + if (config.zoom_enabled) { $$.zoom.scale($$.x); } + } + // update for arc + if ($$.updateArc) { $$.updateArc(); } + }; + + c3_chart_internal_fn.getYDomainMin = function (targets) { + var $$ = this, config = $$.config, + ids = $$.mapToIds(targets), ys = $$.getValuesAsIdKeyed(targets), + j, k, baseId, idsInGroup, id, hasNegativeValue; + if (config.data_groups.length > 0) { + hasNegativeValue = $$.hasNegativeValueInTargets(targets); + for (j = 0; j < config.data_groups.length; j++) { + // Determine baseId + idsInGroup = config.data_groups[j].filter(function (id) { return ids.indexOf(id) >= 0; }); + if (idsInGroup.length === 0) { continue; } + baseId = idsInGroup[0]; + // Consider negative values + if (hasNegativeValue && ys[baseId]) { + ys[baseId].forEach(function (v, i) { + ys[baseId][i] = v < 0 ? v : 0; + }); + } + // Compute min + for (k = 1; k < idsInGroup.length; k++) { + id = idsInGroup[k]; + if (! ys[id]) { continue; } + ys[id].forEach(function (v, i) { + if ($$.getAxisId(id) === $$.getAxisId(baseId) && ys[baseId] && !(hasNegativeValue && +v > 0)) { + ys[baseId][i] += +v; + } + }); + } + } + } + return $$.d3.min(Object.keys(ys).map(function (key) { return $$.d3.min(ys[key]); })); + }; + c3_chart_internal_fn.getYDomainMax = function (targets) { + var $$ = this, config = $$.config, + ids = $$.mapToIds(targets), ys = $$.getValuesAsIdKeyed(targets), + j, k, baseId, idsInGroup, id, hasPositiveValue; + if (config.data_groups.length > 0) { + hasPositiveValue = $$.hasPositiveValueInTargets(targets); + for (j = 0; j < config.data_groups.length; j++) { + // Determine baseId + idsInGroup = config.data_groups[j].filter(function (id) { return ids.indexOf(id) >= 0; }); + if (idsInGroup.length === 0) { continue; } + baseId = idsInGroup[0]; + // Consider positive values + if (hasPositiveValue && ys[baseId]) { + ys[baseId].forEach(function (v, i) { + ys[baseId][i] = v > 0 ? v : 0; + }); + } + // Compute max + for (k = 1; k < idsInGroup.length; k++) { + id = idsInGroup[k]; + if (! ys[id]) { continue; } + ys[id].forEach(function (v, i) { + if ($$.getAxisId(id) === $$.getAxisId(baseId) && ys[baseId] && !(hasPositiveValue && +v < 0)) { + ys[baseId][i] += +v; + } + }); + } + } + } + return $$.d3.max(Object.keys(ys).map(function (key) { return $$.d3.max(ys[key]); })); + }; + c3_chart_internal_fn.getYDomain = function (targets, axisId, xDomain) { + var $$ = this, config = $$.config, + targetsByAxisId = targets.filter(function (t) { return $$.getAxisId(t.id) === axisId; }), + yTargets = xDomain ? $$.filterByXDomain(targetsByAxisId, xDomain) : targetsByAxisId, + yMin = axisId === 'y2' ? config.axis_y2_min : config.axis_y_min, + yMax = axisId === 'y2' ? config.axis_y2_max : config.axis_y_max, + yDomainMin = $$.getYDomainMin(yTargets), + yDomainMax = $$.getYDomainMax(yTargets), + domain, domainLength, padding, padding_top, padding_bottom, + center = axisId === 'y2' ? config.axis_y2_center : config.axis_y_center, + yDomainAbs, lengths, diff, ratio, isAllPositive, isAllNegative, + isZeroBased = ($$.hasType('bar', yTargets) && config.bar_zerobased) || ($$.hasType('area', yTargets) && config.area_zerobased), + isInverted = axisId === 'y2' ? config.axis_y2_inverted : config.axis_y_inverted, + showHorizontalDataLabel = $$.hasDataLabel() && config.axis_rotated, + showVerticalDataLabel = $$.hasDataLabel() && !config.axis_rotated; + + // MEMO: avoid inverting domain unexpectedly + yDomainMin = isValue(yMin) ? yMin : isValue(yMax) ? (yDomainMin < yMax ? yDomainMin : yMax - 10) : yDomainMin; + yDomainMax = isValue(yMax) ? yMax : isValue(yMin) ? (yMin < yDomainMax ? yDomainMax : yMin + 10) : yDomainMax; + + if (yTargets.length === 0) { // use current domain if target of axisId is none + return axisId === 'y2' ? $$.y2.domain() : $$.y.domain(); + } + if (isNaN(yDomainMin)) { // set minimum to zero when not number + yDomainMin = 0; + } + if (isNaN(yDomainMax)) { // set maximum to have same value as yDomainMin + yDomainMax = yDomainMin; + } + if (yDomainMin === yDomainMax) { + yDomainMin < 0 ? yDomainMax = 0 : yDomainMin = 0; + } + isAllPositive = yDomainMin >= 0 && yDomainMax >= 0; + isAllNegative = yDomainMin <= 0 && yDomainMax <= 0; + + // Cancel zerobased if axis_*_min / axis_*_max specified + if ((isValue(yMin) && isAllPositive) || (isValue(yMax) && isAllNegative)) { + isZeroBased = false; + } + + // Bar/Area chart should be 0-based if all positive|negative + if (isZeroBased) { + if (isAllPositive) { yDomainMin = 0; } + if (isAllNegative) { yDomainMax = 0; } + } + + domainLength = Math.abs(yDomainMax - yDomainMin); + padding = padding_top = padding_bottom = domainLength * 0.1; + + if (typeof center !== 'undefined') { + yDomainAbs = Math.max(Math.abs(yDomainMin), Math.abs(yDomainMax)); + yDomainMax = center + yDomainAbs; + yDomainMin = center - yDomainAbs; + } + // add padding for data label + if (showHorizontalDataLabel) { + lengths = $$.getDataLabelLength(yDomainMin, yDomainMax, 'width'); + diff = diffDomain($$.y.range()); + ratio = [lengths[0] / diff, lengths[1] / diff]; + padding_top += domainLength * (ratio[1] / (1 - ratio[0] - ratio[1])); + padding_bottom += domainLength * (ratio[0] / (1 - ratio[0] - ratio[1])); + } else if (showVerticalDataLabel) { + lengths = $$.getDataLabelLength(yDomainMin, yDomainMax, 'height'); + padding_top += this.convertPixelsToAxisPadding(lengths[1], domainLength); + padding_bottom += this.convertPixelsToAxisPadding(lengths[0], domainLength); + } + if (axisId === 'y' && notEmpty(config.axis_y_padding)) { + padding_top = $$.getAxisPadding(config.axis_y_padding, 'top', padding_top, domainLength); + padding_bottom = $$.getAxisPadding(config.axis_y_padding, 'bottom', padding_bottom, domainLength); + } + if (axisId === 'y2' && notEmpty(config.axis_y2_padding)) { + padding_top = $$.getAxisPadding(config.axis_y2_padding, 'top', padding_top, domainLength); + padding_bottom = $$.getAxisPadding(config.axis_y2_padding, 'bottom', padding_bottom, domainLength); + } + // Bar/Area chart should be 0-based if all positive|negative + if (isZeroBased) { + if (isAllPositive) { padding_bottom = yDomainMin; } + if (isAllNegative) { padding_top = -yDomainMax; } + } + domain = [yDomainMin - padding_bottom, yDomainMax + padding_top]; + return isInverted ? domain.reverse() : domain; + }; + c3_chart_internal_fn.getXDomainMin = function (targets) { + var $$ = this, config = $$.config; + return isDefined(config.axis_x_min) ? + ($$.isTimeSeries() ? this.parseDate(config.axis_x_min) : config.axis_x_min) : + $$.d3.min(targets, function (t) { return $$.d3.min(t.values, function (v) { return v.x; }); }); + }; + c3_chart_internal_fn.getXDomainMax = function (targets) { + var $$ = this, config = $$.config; + return isDefined(config.axis_x_max) ? + ($$.isTimeSeries() ? this.parseDate(config.axis_x_max) : config.axis_x_max) : + $$.d3.max(targets, function (t) { return $$.d3.max(t.values, function (v) { return v.x; }); }); + }; + c3_chart_internal_fn.getXDomainPadding = function (domain) { + var $$ = this, config = $$.config, + diff = domain[1] - domain[0], + maxDataCount, padding, paddingLeft, paddingRight; + if ($$.isCategorized()) { + padding = 0; + } else if ($$.hasType('bar')) { + maxDataCount = $$.getMaxDataCount(); + padding = maxDataCount > 1 ? (diff / (maxDataCount - 1)) / 2 : 0.5; + } else { + padding = diff * 0.01; + } + if (typeof config.axis_x_padding === 'object' && notEmpty(config.axis_x_padding)) { + paddingLeft = isValue(config.axis_x_padding.left) ? config.axis_x_padding.left : padding; + paddingRight = isValue(config.axis_x_padding.right) ? config.axis_x_padding.right : padding; + } else if (typeof config.axis_x_padding === 'number') { + paddingLeft = paddingRight = config.axis_x_padding; + } else { + paddingLeft = paddingRight = padding; + } + return {left: paddingLeft, right: paddingRight}; + }; + c3_chart_internal_fn.getXDomain = function (targets) { + var $$ = this, + xDomain = [$$.getXDomainMin(targets), $$.getXDomainMax(targets)], + firstX = xDomain[0], lastX = xDomain[1], + padding = $$.getXDomainPadding(xDomain), + min = 0, max = 0; + // show center of x domain if min and max are the same + if ((firstX - lastX) === 0 && !$$.isCategorized()) { + if ($$.isTimeSeries()) { + firstX = new Date(firstX.getTime() * 0.5); + lastX = new Date(lastX.getTime() * 1.5); + } else { + firstX = firstX === 0 ? 1 : (firstX * 0.5); + lastX = lastX === 0 ? -1 : (lastX * 1.5); + } + } + if (firstX || firstX === 0) { + min = $$.isTimeSeries() ? new Date(firstX.getTime() - padding.left) : firstX - padding.left; + } + if (lastX || lastX === 0) { + max = $$.isTimeSeries() ? new Date(lastX.getTime() + padding.right) : lastX + padding.right; + } + return [min, max]; + }; + c3_chart_internal_fn.updateXDomain = function (targets, withUpdateXDomain, withUpdateOrgXDomain, withTrim, domain) { + var $$ = this, config = $$.config; + + if (withUpdateOrgXDomain) { + $$.x.domain(domain ? domain : $$.d3.extent($$.getXDomain(targets))); + $$.orgXDomain = $$.x.domain(); + if (config.zoom_enabled) { $$.zoom.scale($$.x).updateScaleExtent(); } + $$.subX.domain($$.x.domain()); + if ($$.brush) { $$.brush.scale($$.subX); } + } + if (withUpdateXDomain) { + $$.x.domain(domain ? domain : (!$$.brush || $$.brush.empty()) ? $$.orgXDomain : $$.brush.extent()); + if (config.zoom_enabled) { $$.zoom.scale($$.x).updateScaleExtent(); } + } + + // Trim domain when too big by zoom mousemove event + if (withTrim) { $$.x.domain($$.trimXDomain($$.x.orgDomain())); } + + return $$.x.domain(); + }; + c3_chart_internal_fn.trimXDomain = function (domain) { + var $$ = this; + if (domain[0] <= $$.orgXDomain[0]) { + domain[1] = +domain[1] + ($$.orgXDomain[0] - domain[0]); + domain[0] = $$.orgXDomain[0]; + } + if ($$.orgXDomain[1] <= domain[1]) { + domain[0] = +domain[0] - (domain[1] - $$.orgXDomain[1]); + domain[1] = $$.orgXDomain[1]; + } + return domain; + }; + + c3_chart_internal_fn.isX = function (key) { + var $$ = this, config = $$.config; + return (config.data_x && key === config.data_x) || (notEmpty(config.data_xs) && hasValue(config.data_xs, key)); + }; + c3_chart_internal_fn.isNotX = function (key) { + return !this.isX(key); + }; + c3_chart_internal_fn.getXKey = function (id) { + var $$ = this, config = $$.config; + return config.data_x ? config.data_x : notEmpty(config.data_xs) ? config.data_xs[id] : null; + }; + c3_chart_internal_fn.getXValuesOfXKey = function (key, targets) { + var $$ = this, + xValues, ids = targets && notEmpty(targets) ? $$.mapToIds(targets) : []; + ids.forEach(function (id) { + if ($$.getXKey(id) === key) { + xValues = $$.data.xs[id]; + } + }); + return xValues; + }; + c3_chart_internal_fn.getIndexByX = function (x) { + var $$ = this, + data = $$.filterByX($$.data.targets, x); + return data.length ? data[0].index : null; + }; + c3_chart_internal_fn.getXValue = function (id, i) { + var $$ = this; + return id in $$.data.xs && $$.data.xs[id] && isValue($$.data.xs[id][i]) ? $$.data.xs[id][i] : i; + }; + c3_chart_internal_fn.getOtherTargetXs = function () { + var $$ = this, + idsForX = Object.keys($$.data.xs); + return idsForX.length ? $$.data.xs[idsForX[0]] : null; + }; + c3_chart_internal_fn.getOtherTargetX = function (index) { + var xs = this.getOtherTargetXs(); + return xs && index < xs.length ? xs[index] : null; + }; + c3_chart_internal_fn.addXs = function (xs) { + var $$ = this; + Object.keys(xs).forEach(function (id) { + $$.config.data_xs[id] = xs[id]; + }); + }; + c3_chart_internal_fn.hasMultipleX = function (xs) { + return this.d3.set(Object.keys(xs).map(function (id) { return xs[id]; })).size() > 1; + }; + c3_chart_internal_fn.isMultipleX = function () { + return notEmpty(this.config.data_xs) || !this.config.data_xSort || this.hasType('scatter'); + }; + c3_chart_internal_fn.addName = function (data) { + var $$ = this, name; + if (data) { + name = $$.config.data_names[data.id]; + data.name = name ? name : data.id; + } + return data; + }; + c3_chart_internal_fn.getValueOnIndex = function (values, index) { + var valueOnIndex = values.filter(function (v) { return v.index === index; }); + return valueOnIndex.length ? valueOnIndex[0] : null; + }; + c3_chart_internal_fn.updateTargetX = function (targets, x) { + var $$ = this; + targets.forEach(function (t) { + t.values.forEach(function (v, i) { + v.x = $$.generateTargetX(x[i], t.id, i); + }); + $$.data.xs[t.id] = x; + }); + }; + c3_chart_internal_fn.updateTargetXs = function (targets, xs) { + var $$ = this; + targets.forEach(function (t) { + if (xs[t.id]) { + $$.updateTargetX([t], xs[t.id]); + } + }); + }; + c3_chart_internal_fn.generateTargetX = function (rawX, id, index) { + var $$ = this, x; + if ($$.isTimeSeries()) { + x = rawX ? $$.parseDate(rawX) : $$.parseDate($$.getXValue(id, index)); + } + else if ($$.isCustomX() && !$$.isCategorized()) { + x = isValue(rawX) ? +rawX : $$.getXValue(id, index); + } + else { + x = index; + } + return x; + }; + c3_chart_internal_fn.cloneTarget = function (target) { + return { + id : target.id, + id_org : target.id_org, + values : target.values.map(function (d) { + return {x: d.x, value: d.value, id: d.id}; + }) + }; + }; + c3_chart_internal_fn.updateXs = function () { + var $$ = this; + if ($$.data.targets.length) { + $$.xs = []; + $$.data.targets[0].values.forEach(function (v) { + $$.xs[v.index] = v.x; + }); + } + }; + c3_chart_internal_fn.getPrevX = function (i) { + var x = this.xs[i - 1]; + return typeof x !== 'undefined' ? x : null; + }; + c3_chart_internal_fn.getNextX = function (i) { + var x = this.xs[i + 1]; + return typeof x !== 'undefined' ? x : null; + }; + c3_chart_internal_fn.getMaxDataCount = function () { + var $$ = this; + return $$.d3.max($$.data.targets, function (t) { return t.values.length; }); + }; + c3_chart_internal_fn.getMaxDataCountTarget = function (targets) { + var length = targets.length, max = 0, maxTarget; + if (length > 1) { + targets.forEach(function (t) { + if (t.values.length > max) { + maxTarget = t; + max = t.values.length; + } + }); + } else { + maxTarget = length ? targets[0] : null; + } + return maxTarget; + }; + c3_chart_internal_fn.getEdgeX = function (targets) { + var $$ = this; + return !targets.length ? [0, 0] : [ + $$.d3.min(targets, function (t) { return t.values[0].x; }), + $$.d3.max(targets, function (t) { return t.values[t.values.length - 1].x; }) + ]; + }; + c3_chart_internal_fn.mapToIds = function (targets) { + return targets.map(function (d) { return d.id; }); + }; + c3_chart_internal_fn.mapToTargetIds = function (ids) { + var $$ = this; + return ids ? (isString(ids) ? [ids] : ids) : $$.mapToIds($$.data.targets); + }; + c3_chart_internal_fn.hasTarget = function (targets, id) { + var ids = this.mapToIds(targets), i; + for (i = 0; i < ids.length; i++) { + if (ids[i] === id) { + return true; + } + } + return false; + }; + c3_chart_internal_fn.isTargetToShow = function (targetId) { + return this.hiddenTargetIds.indexOf(targetId) < 0; + }; + c3_chart_internal_fn.isLegendToShow = function (targetId) { + return this.hiddenLegendIds.indexOf(targetId) < 0; + }; + c3_chart_internal_fn.filterTargetsToShow = function (targets) { + var $$ = this; + return targets.filter(function (t) { return $$.isTargetToShow(t.id); }); + }; + c3_chart_internal_fn.mapTargetsToUniqueXs = function (targets) { + var $$ = this; + var xs = $$.d3.set($$.d3.merge(targets.map(function (t) { return t.values.map(function (v) { return +v.x; }); }))).values(); + return $$.isTimeSeries() ? xs.map(function (x) { return new Date(+x); }) : xs.map(function (x) { return +x; }); + }; + c3_chart_internal_fn.addHiddenTargetIds = function (targetIds) { + this.hiddenTargetIds = this.hiddenTargetIds.concat(targetIds); + }; + c3_chart_internal_fn.removeHiddenTargetIds = function (targetIds) { + this.hiddenTargetIds = this.hiddenTargetIds.filter(function (id) { return targetIds.indexOf(id) < 0; }); + }; + c3_chart_internal_fn.addHiddenLegendIds = function (targetIds) { + this.hiddenLegendIds = this.hiddenLegendIds.concat(targetIds); + }; + c3_chart_internal_fn.removeHiddenLegendIds = function (targetIds) { + this.hiddenLegendIds = this.hiddenLegendIds.filter(function (id) { return targetIds.indexOf(id) < 0; }); + }; + c3_chart_internal_fn.getValuesAsIdKeyed = function (targets) { + var ys = {}; + targets.forEach(function (t) { + ys[t.id] = []; + t.values.forEach(function (v) { + ys[t.id].push(v.value); + }); + }); + return ys; + }; + c3_chart_internal_fn.checkValueInTargets = function (targets, checker) { + var ids = Object.keys(targets), i, j, values; + for (i = 0; i < ids.length; i++) { + values = targets[ids[i]].values; + for (j = 0; j < values.length; j++) { + if (checker(values[j].value)) { + return true; + } + } + } + return false; + }; + c3_chart_internal_fn.hasNegativeValueInTargets = function (targets) { + return this.checkValueInTargets(targets, function (v) { return v < 0; }); + }; + c3_chart_internal_fn.hasPositiveValueInTargets = function (targets) { + return this.checkValueInTargets(targets, function (v) { return v > 0; }); + }; + c3_chart_internal_fn.isOrderDesc = function () { + var config = this.config; + return typeof(config.data_order) === 'string' && config.data_order.toLowerCase() === 'desc'; + }; + c3_chart_internal_fn.isOrderAsc = function () { + var config = this.config; + return typeof(config.data_order) === 'string' && config.data_order.toLowerCase() === 'asc'; + }; + c3_chart_internal_fn.orderTargets = function (targets) { + var $$ = this, config = $$.config, orderAsc = $$.isOrderAsc(), orderDesc = $$.isOrderDesc(); + if (orderAsc || orderDesc) { + targets.sort(function (t1, t2) { + var reducer = function (p, c) { return p + Math.abs(c.value); }; + var t1Sum = t1.values.reduce(reducer, 0), + t2Sum = t2.values.reduce(reducer, 0); + return orderAsc ? t2Sum - t1Sum : t1Sum - t2Sum; + }); + } else if (isFunction(config.data_order)) { + targets.sort(config.data_order); + } // TODO: accept name array for order + return targets; + }; + c3_chart_internal_fn.filterByX = function (targets, x) { + return this.d3.merge(targets.map(function (t) { return t.values; })).filter(function (v) { return v.x - x === 0; }); + }; + c3_chart_internal_fn.filterRemoveNull = function (data) { + return data.filter(function (d) { return isValue(d.value); }); + }; + c3_chart_internal_fn.filterByXDomain = function (targets, xDomain) { + return targets.map(function (t) { + return { + id: t.id, + id_org: t.id_org, + values: t.values.filter(function (v) { + return xDomain[0] <= v.x && v.x <= xDomain[1]; + }) + }; + }); + }; + c3_chart_internal_fn.hasDataLabel = function () { + var config = this.config; + if (typeof config.data_labels === 'boolean' && config.data_labels) { + return true; + } else if (typeof config.data_labels === 'object' && notEmpty(config.data_labels)) { + return true; + } + return false; + }; + c3_chart_internal_fn.getDataLabelLength = function (min, max, key) { + var $$ = this, + lengths = [0, 0], paddingCoef = 1.3; + $$.selectChart.select('svg').selectAll('.dummy') + .data([min, max]) + .enter().append('text') + .text(function (d) { return $$.dataLabelFormat(d.id)(d); }) + .each(function (d, i) { + lengths[i] = this.getBoundingClientRect()[key] * paddingCoef; + }) + .remove(); + return lengths; + }; + c3_chart_internal_fn.isNoneArc = function (d) { + return this.hasTarget(this.data.targets, d.id); + }, + c3_chart_internal_fn.isArc = function (d) { + return 'data' in d && this.hasTarget(this.data.targets, d.data.id); + }; + c3_chart_internal_fn.findSameXOfValues = function (values, index) { + var i, targetX = values[index].x, sames = []; + for (i = index - 1; i >= 0; i--) { + if (targetX !== values[i].x) { break; } + sames.push(values[i]); + } + for (i = index; i < values.length; i++) { + if (targetX !== values[i].x) { break; } + sames.push(values[i]); + } + return sames; + }; + + c3_chart_internal_fn.findClosestFromTargets = function (targets, pos) { + var $$ = this, candidates; + + // map to array of closest points of each target + candidates = targets.map(function (target) { + return $$.findClosest(target.values, pos); + }); + + // decide closest point and return + return $$.findClosest(candidates, pos); + }; + c3_chart_internal_fn.findClosest = function (values, pos) { + var $$ = this, minDist = 100, closest; + + // find mouseovering bar + values.filter(function (v) { return v && $$.isBarType(v.id); }).forEach(function (v) { + var shape = $$.main.select('.' + CLASS.bars + $$.getTargetSelectorSuffix(v.id) + ' .' + CLASS.bar + '-' + v.index).node(); + if (!closest && $$.isWithinBar(shape)) { + closest = v; + } + }); + + // find closest point from non-bar + values.filter(function (v) { return v && !$$.isBarType(v.id); }).forEach(function (v) { + var d = $$.dist(v, pos); + if (d < minDist) { + minDist = d; + closest = v; + } + }); + + return closest; + }; + c3_chart_internal_fn.dist = function (data, pos) { + var $$ = this, config = $$.config, + xIndex = config.axis_rotated ? 1 : 0, + yIndex = config.axis_rotated ? 0 : 1, + y = $$.circleY(data, data.index), + x = $$.x(data.x); + return Math.pow(x - pos[xIndex], 2) + Math.pow(y - pos[yIndex], 2); + }; + c3_chart_internal_fn.convertValuesToStep = function (values) { + var converted = [].concat(values), i; + + if (!this.isCategorized()) { + return values; + } + + for (i = values.length + 1; 0 < i; i--) { + converted[i] = converted[i - 1]; + } + + converted[0] = { + x: converted[0].x - 1, + value: converted[0].value, + id: converted[0].id + }; + converted[values.length + 1] = { + x: converted[values.length].x + 1, + value: converted[values.length].value, + id: converted[values.length].id + }; + + return converted; + }; + c3_chart_internal_fn.updateDataAttributes = function (name, attrs) { + var $$ = this, config = $$.config, current = config['data_' + name]; + if (typeof attrs === 'undefined') { return current; } + Object.keys(attrs).forEach(function (id) { + current[id] = attrs[id]; + }); + $$.redraw({withLegend: true}); + return current; + }; + + c3_chart_internal_fn.convertUrlToData = function (url, mimeType, keys, done) { + var $$ = this, type = mimeType ? mimeType : 'csv'; + $$.d3.xhr(url, function (error, data) { + var d; + if (type === 'json') { + d = $$.convertJsonToData(JSON.parse(data.response), keys); + } else if (type === 'tsv') { + d = $$.convertTsvToData(data.response); + } else { + d = $$.convertCsvToData(data.response); + } + done.call($$, d); + }); + }; + c3_chart_internal_fn.convertXsvToData = function (xsv, parser) { + var rows = parser.parseRows(xsv), d; + if (rows.length === 1) { + d = [{}]; + rows[0].forEach(function (id) { + d[0][id] = null; + }); + } else { + d = parser.parse(xsv); + } + return d; + }; + c3_chart_internal_fn.convertCsvToData = function (csv) { + return this.convertXsvToData(csv, this.d3.csv); + }; + c3_chart_internal_fn.convertTsvToData = function (tsv) { + return this.convertXsvToData(tsv, this.d3.tsv); + }; + c3_chart_internal_fn.convertJsonToData = function (json, keys) { + var $$ = this, + new_rows = [], targetKeys, data; + if (keys) { // when keys specified, json would be an array that includes objects + targetKeys = keys.value; + if (keys.x) { + targetKeys.push(keys.x); + $$.config.data_x = keys.x; + } + new_rows.push(targetKeys); + json.forEach(function (o) { + var new_row = []; + targetKeys.forEach(function (key) { + // convert undefined to null because undefined data will be removed in convertDataToTargets() + var v = isUndefined(o[key]) ? null : o[key]; + new_row.push(v); + }); + new_rows.push(new_row); + }); + data = $$.convertRowsToData(new_rows); + } else { + Object.keys(json).forEach(function (key) { + new_rows.push([key].concat(json[key])); + }); + data = $$.convertColumnsToData(new_rows); + } + return data; + }; + c3_chart_internal_fn.convertRowsToData = function (rows) { + var keys = rows[0], new_row = {}, new_rows = [], i, j; + for (i = 1; i < rows.length; i++) { + new_row = {}; + for (j = 0; j < rows[i].length; j++) { + if (isUndefined(rows[i][j])) { + throw new Error("Source data is missing a component at (" + i + "," + j + ")!"); + } + new_row[keys[j]] = rows[i][j]; + } + new_rows.push(new_row); + } + return new_rows; + }; + c3_chart_internal_fn.convertColumnsToData = function (columns) { + var new_rows = [], i, j, key; + for (i = 0; i < columns.length; i++) { + key = columns[i][0]; + for (j = 1; j < columns[i].length; j++) { + if (isUndefined(new_rows[j - 1])) { + new_rows[j - 1] = {}; + } + if (isUndefined(columns[i][j])) { + throw new Error("Source data is missing a component at (" + i + "," + j + ")!"); + } + new_rows[j - 1][key] = columns[i][j]; + } + } + return new_rows; + }; + c3_chart_internal_fn.convertDataToTargets = function (data, appendXs) { + var $$ = this, config = $$.config, + ids = $$.d3.keys(data[0]).filter($$.isNotX, $$), + xs = $$.d3.keys(data[0]).filter($$.isX, $$), + targets; + + // save x for update data by load when custom x and c3.x API + ids.forEach(function (id) { + var xKey = $$.getXKey(id); + + if ($$.isCustomX() || $$.isTimeSeries()) { + // if included in input data + if (xs.indexOf(xKey) >= 0) { + $$.data.xs[id] = (appendXs && $$.data.xs[id] ? $$.data.xs[id] : []).concat( + data.map(function (d) { return d[xKey]; }) + .filter(isValue) + .map(function (rawX, i) { return $$.generateTargetX(rawX, id, i); }) + ); + } + // if not included in input data, find from preloaded data of other id's x + else if (config.data_x) { + $$.data.xs[id] = $$.getOtherTargetXs(); + } + // if not included in input data, find from preloaded data + else if (notEmpty(config.data_xs)) { + $$.data.xs[id] = $$.getXValuesOfXKey(xKey, $$.data.targets); + } + // MEMO: if no x included, use same x of current will be used + } else { + $$.data.xs[id] = data.map(function (d, i) { return i; }); + } + }); + + + // check x is defined + ids.forEach(function (id) { + if (!$$.data.xs[id]) { + throw new Error('x is not defined for id = "' + id + '".'); + } + }); + + // convert to target + targets = ids.map(function (id, index) { + var convertedId = config.data_idConverter(id); + return { + id: convertedId, + id_org: id, + values: data.map(function (d, i) { + var xKey = $$.getXKey(id), rawX = d[xKey], x = $$.generateTargetX(rawX, id, i); + // use x as categories if custom x and categorized + if ($$.isCustomX() && $$.isCategorized() && index === 0 && rawX) { + if (i === 0) { config.axis_x_categories = []; } + config.axis_x_categories.push(rawX); + } + // mark as x = undefined if value is undefined and filter to remove after mapped + if (isUndefined(d[id]) || $$.data.xs[id].length <= i) { + x = undefined; + } + return {x: x, value: d[id] !== null && !isNaN(d[id]) ? +d[id] : null, id: convertedId}; + }).filter(function (v) { return isDefined(v.x); }) + }; + }); + + // finish targets + targets.forEach(function (t) { + var i; + // sort values by its x + if (config.data_xSort) { + t.values = t.values.sort(function (v1, v2) { + var x1 = v1.x || v1.x === 0 ? v1.x : Infinity, + x2 = v2.x || v2.x === 0 ? v2.x : Infinity; + return x1 - x2; + }); + } + // indexing each value + i = 0; + t.values.forEach(function (v) { + v.index = i++; + }); + // this needs to be sorted because its index and value.index is identical + $$.data.xs[t.id].sort(function (v1, v2) { + return v1 - v2; + }); + }); + + // set target types + if (config.data_type) { + $$.setTargetType($$.mapToIds(targets).filter(function (id) { return ! (id in config.data_types); }), config.data_type); + } + + // cache as original id keyed + targets.forEach(function (d) { + $$.addCache(d.id_org, d); + }); + + return targets; + }; + + c3_chart_internal_fn.load = function (targets, args) { + var $$ = this; + if (targets) { + // filter loading targets if needed + if (args.filter) { + targets = targets.filter(args.filter); + } + // set type if args.types || args.type specified + if (args.type || args.types) { + targets.forEach(function (t) { + $$.setTargetType(t.id, args.types ? args.types[t.id] : args.type); + }); + } + // Update/Add data + $$.data.targets.forEach(function (d) { + for (var i = 0; i < targets.length; i++) { + if (d.id === targets[i].id) { + d.values = targets[i].values; + targets.splice(i, 1); + break; + } + } + }); + $$.data.targets = $$.data.targets.concat(targets); // add remained + } + + // Set targets + $$.updateTargets($$.data.targets); + + // Redraw with new targets + $$.redraw({withUpdateOrgXDomain: true, withUpdateXDomain: true, withLegend: true}); + + if (args.done) { args.done(); } + }; + c3_chart_internal_fn.loadFromArgs = function (args) { + var $$ = this; + if (args.data) { + $$.load($$.convertDataToTargets(args.data), args); + } + else if (args.url) { + $$.convertUrlToData(args.url, args.mimeType, args.keys, function (data) { + $$.load($$.convertDataToTargets(data), args); + }); + } + else if (args.json) { + $$.load($$.convertDataToTargets($$.convertJsonToData(args.json, args.keys)), args); + } + else if (args.rows) { + $$.load($$.convertDataToTargets($$.convertRowsToData(args.rows)), args); + } + else if (args.columns) { + $$.load($$.convertDataToTargets($$.convertColumnsToData(args.columns)), args); + } + else { + $$.load(null, args); + } + }; + c3_chart_internal_fn.unload = function (targetIds, done) { + var $$ = this; + if (!done) { + done = function () {}; + } + // filter existing target + targetIds = targetIds.filter(function (id) { return $$.hasTarget($$.data.targets, id); }); + // If no target, call done and return + if (!targetIds || targetIds.length === 0) { + done(); + return; + } + $$.svg.selectAll(targetIds.map(function (id) { return $$.selectorTarget(id); })) + .transition() + .style('opacity', 0) + .remove() + .call($$.endall, done); + targetIds.forEach(function (id) { + // Reset fadein for future load + $$.withoutFadeIn[id] = false; + // Remove target's elements + if ($$.legend) { + $$.legend.selectAll('.' + CLASS.legendItem + $$.getTargetSelectorSuffix(id)).remove(); + } + // Remove target + $$.data.targets = $$.data.targets.filter(function (t) { + return t.id !== id; + }); + }); + }; + + c3_chart_internal_fn.categoryName = function (i) { + var config = this.config; + return i < config.axis_x_categories.length ? config.axis_x_categories[i] : i; + }; + + c3_chart_internal_fn.initEventRect = function () { + var $$ = this; + $$.main.select('.' + CLASS.chart).append("g") + .attr("class", CLASS.eventRects) + .style('fill-opacity', 0); + }; + c3_chart_internal_fn.redrawEventRect = function () { + var $$ = this, config = $$.config, + eventRectUpdate, maxDataCountTarget, + isMultipleX = $$.isMultipleX(); + + // rects for mouseover + var eventRects = $$.main.select('.' + CLASS.eventRects) + .style('cursor', config.zoom_enabled ? config.axis_rotated ? 'ns-resize' : 'ew-resize' : null) + .classed(CLASS.eventRectsMultiple, isMultipleX) + .classed(CLASS.eventRectsSingle, !isMultipleX); + + // clear old rects + eventRects.selectAll('.' + CLASS.eventRect).remove(); + + // open as public variable + $$.eventRect = eventRects.selectAll('.' + CLASS.eventRect); + + if (isMultipleX) { + eventRectUpdate = $$.eventRect.data([0]); + // enter : only one rect will be added + $$.generateEventRectsForMultipleXs(eventRectUpdate.enter()); + // update + $$.updateEventRect(eventRectUpdate); + // exit : not needed because always only one rect exists + } + else { + // Set data and update $$.eventRect + maxDataCountTarget = $$.getMaxDataCountTarget($$.data.targets); + eventRects.datum(maxDataCountTarget ? maxDataCountTarget.values : []); + $$.eventRect = eventRects.selectAll('.' + CLASS.eventRect); + eventRectUpdate = $$.eventRect.data(function (d) { return d; }); + // enter + $$.generateEventRectsForSingleX(eventRectUpdate.enter()); + // update + $$.updateEventRect(eventRectUpdate); + // exit + eventRectUpdate.exit().remove(); + } + }; + c3_chart_internal_fn.updateEventRect = function (eventRectUpdate) { + var $$ = this, config = $$.config, + x, y, w, h, rectW, rectX; + + // set update selection if null + eventRectUpdate = eventRectUpdate || $$.eventRect.data(function (d) { return d; }); + + if ($$.isMultipleX()) { + // TODO: rotated not supported yet + x = 0; + y = 0; + w = $$.width; + h = $$.height; + } + else { + if (($$.isCustomX() || $$.isTimeSeries()) && !$$.isCategorized()) { + + // update index for x that is used by prevX and nextX + $$.updateXs(); + + rectW = function (d) { + var prevX = $$.getPrevX(d.index), nextX = $$.getNextX(d.index); + + // if there this is a single data point make the eventRect full width (or height) + if (prevX === null && nextX === null) { + return config.axis_rotated ? $$.height : $$.width; + } + + if (prevX === null) { prevX = $$.x.domain()[0]; } + if (nextX === null) { nextX = $$.x.domain()[1]; } + + return Math.max(0, ($$.x(nextX) - $$.x(prevX)) / 2); + }; + rectX = function (d) { + var prevX = $$.getPrevX(d.index), nextX = $$.getNextX(d.index), + thisX = $$.data.xs[d.id][d.index]; + + // if there this is a single data point position the eventRect at 0 + if (prevX === null && nextX === null) { + return 0; + } + + if (prevX === null) { prevX = $$.x.domain()[0]; } + + return ($$.x(thisX) + $$.x(prevX)) / 2; + }; + } else { + rectW = $$.getEventRectWidth(); + rectX = function (d) { + return $$.x(d.x) - (rectW / 2); + }; + } + x = config.axis_rotated ? 0 : rectX; + y = config.axis_rotated ? rectX : 0; + w = config.axis_rotated ? $$.width : rectW; + h = config.axis_rotated ? rectW : $$.height; + } + + eventRectUpdate + .attr('class', $$.classEvent.bind($$)) + .attr("x", x) + .attr("y", y) + .attr("width", w) + .attr("height", h); + }; + c3_chart_internal_fn.generateEventRectsForSingleX = function (eventRectEnter) { + var $$ = this, d3 = $$.d3, config = $$.config; + eventRectEnter.append("rect") + .attr("class", $$.classEvent.bind($$)) + .style("cursor", config.data_selection_enabled && config.data_selection_grouped ? "pointer" : null) + .on('mouseover', function (d) { + var index = d.index, selectedData, newData; + + if ($$.dragging || $$.flowing) { return; } // do nothing while dragging/flowing + if ($$.hasArcType()) { return; } + + selectedData = $$.data.targets.map(function (t) { + return $$.addName($$.getValueOnIndex(t.values, index)); + }); + + // Sort selectedData as names order + newData = []; + Object.keys(config.data_names).forEach(function (id) { + for (var j = 0; j < selectedData.length; j++) { + if (selectedData[j] && selectedData[j].id === id) { + newData.push(selectedData[j]); + selectedData.shift(j); + break; + } + } + }); + selectedData = newData.concat(selectedData); // Add remained + + // Expand shapes for selection + if (config.point_focus_expand_enabled) { $$.expandCircles(index, null, true); } + $$.expandBars(index, null, true); + + // Call event handler + $$.main.selectAll('.' + CLASS.shape + '-' + index).each(function (d) { + config.data_onmouseover.call($$.api, d); + }); + }) + .on('mouseout', function (d) { + var index = d.index; + if ($$.hasArcType()) { return; } + $$.hideXGridFocus(); + $$.hideTooltip(); + // Undo expanded shapes + $$.unexpandCircles(); + $$.unexpandBars(); + // Call event handler + $$.main.selectAll('.' + CLASS.shape + '-' + index).each(function (d) { + config.data_onmouseout.call($$.api, d); + }); + }) + .on('mousemove', function (d) { + var selectedData, index = d.index, + eventRect = $$.svg.select('.' + CLASS.eventRect + '-' + index); + + if ($$.dragging || $$.flowing) { return; } // do nothing while dragging/flowing + if ($$.hasArcType()) { return; } + + if ($$.isStepType(d) && $$.config.line_step_type === 'step-after' && d3.mouse(this)[0] < $$.x($$.getXValue(d.id, index))) { + index -= 1; + } + + // Show tooltip + selectedData = $$.filterTargetsToShow($$.data.targets).map(function (t) { + return $$.addName($$.getValueOnIndex(t.values, index)); + }); + + if (config.tooltip_grouped) { + $$.showTooltip(selectedData, this); + $$.showXGridFocus(selectedData); + } + + if (config.tooltip_grouped && (!config.data_selection_enabled || config.data_selection_grouped)) { + return; + } + + $$.main.selectAll('.' + CLASS.shape + '-' + index) + .each(function () { + d3.select(this).classed(CLASS.EXPANDED, true); + if (config.data_selection_enabled) { + eventRect.style('cursor', config.data_selection_grouped ? 'pointer' : null); + } + if (!config.tooltip_grouped) { + $$.hideXGridFocus(); + $$.hideTooltip(); + if (!config.data_selection_grouped) { + $$.unexpandCircles(index); + $$.unexpandBars(index); + } + } + }) + .filter(function (d) { + return $$.isWithinShape(this, d); + }) + .each(function (d) { + if (config.data_selection_enabled && (config.data_selection_grouped || config.data_selection_isselectable(d))) { + eventRect.style('cursor', 'pointer'); + } + if (!config.tooltip_grouped) { + $$.showTooltip([d], this); + $$.showXGridFocus([d]); + if (config.point_focus_expand_enabled) { $$.expandCircles(index, d.id, true); } + $$.expandBars(index, d.id, true); + } + }); + }) + .on('click', function (d) { + var index = d.index; + if ($$.hasArcType() || !$$.toggleShape) { return; } + if ($$.cancelClick) { + $$.cancelClick = false; + return; + } + if ($$.isStepType(d) && config.line_step_type === 'step-after' && d3.mouse(this)[0] < $$.x($$.getXValue(d.id, index))) { + index -= 1; + } + $$.main.selectAll('.' + CLASS.shape + '-' + index).each(function (d) { + if (config.data_selection_grouped || $$.isWithinShape(this, d)) { + $$.toggleShape(this, d, index); + $$.config.data_onclick.call($$.api, d, this); + } + }); + }) + .call( + config.data_selection_draggable && $$.drag ? ( + d3.behavior.drag().origin(Object) + .on('drag', function () { $$.drag(d3.mouse(this)); }) + .on('dragstart', function () { $$.dragstart(d3.mouse(this)); }) + .on('dragend', function () { $$.dragend(); }) + ) : function () {} + ); + }; + + c3_chart_internal_fn.generateEventRectsForMultipleXs = function (eventRectEnter) { + var $$ = this, d3 = $$.d3, config = $$.config; + + function mouseout() { + $$.svg.select('.' + CLASS.eventRect).style('cursor', null); + $$.hideXGridFocus(); + $$.hideTooltip(); + $$.unexpandCircles(); + $$.unexpandBars(); + } + + eventRectEnter.append('rect') + .attr('x', 0) + .attr('y', 0) + .attr('width', $$.width) + .attr('height', $$.height) + .attr('class', CLASS.eventRect) + .on('mouseout', function () { + if ($$.hasArcType()) { return; } + mouseout(); + }) + .on('mousemove', function () { + var targetsToShow = $$.filterTargetsToShow($$.data.targets); + var mouse, closest, sameXData, selectedData; + + if ($$.dragging) { return; } // do nothing when dragging + if ($$.hasArcType(targetsToShow)) { return; } + + mouse = d3.mouse(this); + closest = $$.findClosestFromTargets(targetsToShow, mouse); + + if ($$.mouseover && (!closest || closest.id !== $$.mouseover.id)) { + config.data_onmouseout.call($$.api, $$.mouseover); + $$.mouseover = undefined; + } + + if (! closest) { + mouseout(); + return; + } + + if ($$.isScatterType(closest) || !config.tooltip_grouped) { + sameXData = [closest]; + } else { + sameXData = $$.filterByX(targetsToShow, closest.x); + } + + // show tooltip when cursor is close to some point + selectedData = sameXData.map(function (d) { + return $$.addName(d); + }); + $$.showTooltip(selectedData, this); + + // expand points + if (config.point_focus_expand_enabled) { + $$.expandCircles(closest.index, closest.id, true); + } + $$.expandBars(closest.index, closest.id, true); + + // Show xgrid focus line + $$.showXGridFocus(selectedData); + + // Show cursor as pointer if point is close to mouse position + if ($$.isBarType(closest.id) || $$.dist(closest, mouse) < 100) { + $$.svg.select('.' + CLASS.eventRect).style('cursor', 'pointer'); + if (!$$.mouseover) { + config.data_onmouseover.call($$.api, closest); + $$.mouseover = closest; + } + } + }) + .on('click', function () { + var targetsToShow = $$.filterTargetsToShow($$.data.targets); + var mouse, closest; + + if ($$.hasArcType(targetsToShow)) { return; } + + mouse = d3.mouse(this); + closest = $$.findClosestFromTargets(targetsToShow, mouse); + + if (! closest) { return; } + + // select if selection enabled + if ($$.isBarType(closest.id) || $$.dist(closest, mouse) < 100) { + $$.main.selectAll('.' + CLASS.shapes + $$.getTargetSelectorSuffix(closest.id)).select('.' + CLASS.shape + '-' + closest.index).each(function () { + if (config.data_selection_grouped || $$.isWithinShape(this, closest)) { + $$.toggleShape(this, closest, closest.index); + $$.config.data_onclick.call($$.api, closest, this); + } + }); + } + }) + .call( + d3.behavior.drag().origin(Object) + .on('drag', function () { $$.drag(d3.mouse(this)); }) + .on('dragstart', function () { $$.dragstart(d3.mouse(this)); }) + .on('dragend', function () { $$.dragend(); }) + ); + }; + c3_chart_internal_fn.dispatchEvent = function (type, index, mouse) { + var $$ = this, + selector = '.' + CLASS.eventRect + (!$$.isMultipleX() ? '-' + index : ''), + eventRect = $$.main.select(selector).node(), + box = eventRect.getBoundingClientRect(), + x = box.left + (mouse ? mouse[0] : 0), + y = box.top + (mouse ? mouse[1] : 0), + event = document.createEvent("MouseEvents"); + + event.initMouseEvent(type, true, true, window, 0, x, y, x, y, + false, false, false, false, 0, null); + eventRect.dispatchEvent(event); + }; + + c3_chart_internal_fn.getCurrentWidth = function () { + var $$ = this, config = $$.config; + return config.size_width ? config.size_width : $$.getParentWidth(); + }; + c3_chart_internal_fn.getCurrentHeight = function () { + var $$ = this, config = $$.config, + h = config.size_height ? config.size_height : $$.getParentHeight(); + return h > 0 ? h : 320 / ($$.hasType('gauge') ? 2 : 1); + }; + c3_chart_internal_fn.getCurrentPaddingTop = function () { + var config = this.config; + return isValue(config.padding_top) ? config.padding_top : 0; + }; + c3_chart_internal_fn.getCurrentPaddingBottom = function () { + var config = this.config; + return isValue(config.padding_bottom) ? config.padding_bottom : 0; + }; + c3_chart_internal_fn.getCurrentPaddingLeft = function (withoutRecompute) { + var $$ = this, config = $$.config; + if (isValue(config.padding_left)) { + return config.padding_left; + } else if (config.axis_rotated) { + return !config.axis_x_show ? 1 : Math.max(ceil10($$.getAxisWidthByAxisId('x', withoutRecompute)), 40); + } else if (!config.axis_y_show || config.axis_y_inner) { // && !config.axis_rotated + return $$.getYAxisLabelPosition().isOuter ? 30 : 1; + } else { + return ceil10($$.getAxisWidthByAxisId('y', withoutRecompute)); + } + }; + c3_chart_internal_fn.getCurrentPaddingRight = function () { + var $$ = this, config = $$.config, + defaultPadding = 10, legendWidthOnRight = $$.isLegendRight ? $$.getLegendWidth() + 20 : 0; + if (isValue(config.padding_right)) { + return config.padding_right + 1; // 1 is needed not to hide tick line + } else if (config.axis_rotated) { + return defaultPadding + legendWidthOnRight; + } else if (!config.axis_y2_show || config.axis_y2_inner) { // && !config.axis_rotated + return 2 + legendWidthOnRight + ($$.getY2AxisLabelPosition().isOuter ? 20 : 0); + } else { + return ceil10($$.getAxisWidthByAxisId('y2')) + legendWidthOnRight; + } + }; + + c3_chart_internal_fn.getParentRectValue = function (key) { + var parent = this.selectChart.node(), v; + while (parent && parent.tagName !== 'BODY') { + v = parent.getBoundingClientRect()[key]; + if (v) { + break; + } + parent = parent.parentNode; + } + return v; + }; + c3_chart_internal_fn.getParentWidth = function () { + return this.getParentRectValue('width'); + }; + c3_chart_internal_fn.getParentHeight = function () { + var h = this.selectChart.style('height'); + return h.indexOf('px') > 0 ? +h.replace('px', '') : 0; + }; + + + c3_chart_internal_fn.getSvgLeft = function (withoutRecompute) { + var $$ = this, config = $$.config, + hasLeftAxisRect = config.axis_rotated || (!config.axis_rotated && !config.axis_y_inner), + leftAxisClass = config.axis_rotated ? CLASS.axisX : CLASS.axisY, + leftAxis = $$.main.select('.' + leftAxisClass).node(), + svgRect = leftAxis && hasLeftAxisRect ? leftAxis.getBoundingClientRect() : {right: 0}, + chartRect = $$.selectChart.node().getBoundingClientRect(), + hasArc = $$.hasArcType(), + svgLeft = svgRect.right - chartRect.left - (hasArc ? 0 : $$.getCurrentPaddingLeft(withoutRecompute)); + return svgLeft > 0 ? svgLeft : 0; + }; + + + c3_chart_internal_fn.getAxisWidthByAxisId = function (id, withoutRecompute) { + var $$ = this, position = $$.getAxisLabelPositionById(id); + return $$.getMaxTickWidth(id, withoutRecompute) + (position.isInner ? 20 : 40); + }; + c3_chart_internal_fn.getHorizontalAxisHeight = function (axisId) { + var $$ = this, config = $$.config, h = 30; + if (axisId === 'x' && !config.axis_x_show) { return 8; } + if (axisId === 'x' && config.axis_x_height) { return config.axis_x_height; } + if (axisId === 'y' && !config.axis_y_show) { return config.legend_show && !$$.isLegendRight && !$$.isLegendInset ? 10 : 1; } + if (axisId === 'y2' && !config.axis_y2_show) { return $$.rotated_padding_top; } + // Calculate x axis height when tick rotated + if (axisId === 'x' && !config.axis_rotated && config.axis_x_tick_rotate) { + h = $$.getMaxTickWidth(axisId) * Math.cos(Math.PI * (90 - config.axis_x_tick_rotate) / 180); + } + return h + ($$.getAxisLabelPositionById(axisId).isInner ? 0 : 10) + (axisId === 'y2' ? -10 : 0); + }; + + c3_chart_internal_fn.getEventRectWidth = function () { + var $$ = this; + var target = $$.getMaxDataCountTarget($$.data.targets), + firstData, lastData, base, maxDataCount, ratio, w; + if (!target) { + return 0; + } + firstData = target.values[0], lastData = target.values[target.values.length - 1]; + base = $$.x(lastData.x) - $$.x(firstData.x); + if (base === 0) { + return $$.config.axis_rotated ? $$.height : $$.width; + } + maxDataCount = $$.getMaxDataCount(); + ratio = ($$.hasType('bar') ? (maxDataCount - ($$.isCategorized() ? 0.25 : 1)) / maxDataCount : 1); + w = maxDataCount > 1 ? (base * ratio) / (maxDataCount - 1) : base; + return w < 1 ? 1 : w; + }; + + c3_chart_internal_fn.getShapeIndices = function (typeFilter) { + var $$ = this, config = $$.config, + indices = {}, i = 0, j, k; + $$.filterTargetsToShow($$.data.targets.filter(typeFilter, $$)).forEach(function (d) { + for (j = 0; j < config.data_groups.length; j++) { + if (config.data_groups[j].indexOf(d.id) < 0) { continue; } + for (k = 0; k < config.data_groups[j].length; k++) { + if (config.data_groups[j][k] in indices) { + indices[d.id] = indices[config.data_groups[j][k]]; + break; + } + } + } + if (isUndefined(indices[d.id])) { indices[d.id] = i++; } + }); + indices.__max__ = i - 1; + return indices; + }; + c3_chart_internal_fn.getShapeX = function (offset, targetsNum, indices, isSub) { + var $$ = this, scale = isSub ? $$.subX : $$.x; + return function (d) { + var index = d.id in indices ? indices[d.id] : 0; + return d.x || d.x === 0 ? scale(d.x) - offset * (targetsNum / 2 - index) : 0; + }; + }; + c3_chart_internal_fn.getShapeY = function (isSub) { + var $$ = this; + return function (d) { + var scale = isSub ? $$.getSubYScale(d.id) : $$.getYScale(d.id); + return scale(d.value); + }; + }; + c3_chart_internal_fn.getShapeOffset = function (typeFilter, indices, isSub) { + var $$ = this, + targets = $$.orderTargets($$.filterTargetsToShow($$.data.targets.filter(typeFilter, $$))), + targetIds = targets.map(function (t) { return t.id; }); + return function (d, i) { + var scale = isSub ? $$.getSubYScale(d.id) : $$.getYScale(d.id), + y0 = scale(0), offset = y0; + targets.forEach(function (t) { + var values = $$.isStepType(d) ? $$.convertValuesToStep(t.values) : t.values; + if (t.id === d.id || indices[t.id] !== indices[d.id]) { return; } + if (targetIds.indexOf(t.id) < targetIds.indexOf(d.id)) { + if (values[i].value * d.value >= 0) { + offset += scale(values[i].value) - y0; + } + } + }); + return offset; + }; + }; + c3_chart_internal_fn.isWithinShape = function (that, d) { + var $$ = this, + shape = $$.d3.select(that), isWithin; + if (!$$.isTargetToShow(d.id)) { + isWithin = false; + } + else if (that.nodeName === 'circle') { + isWithin = $$.isStepType(d) ? $$.isWithinStep(that, $$.getYScale(d.id)(d.value)) : $$.isWithinCircle(that, $$.pointSelectR(d) * 1.5); + } + else if (that.nodeName === 'path') { + isWithin = shape.classed(CLASS.bar) ? $$.isWithinBar(that) : true; + } + return isWithin; + }; + + + c3_chart_internal_fn.getInterpolate = function (d) { + var $$ = this; + return $$.isSplineType(d) ? "cardinal" : $$.isStepType(d) ? $$.config.line_step_type : "linear"; + }; + + c3_chart_internal_fn.initLine = function () { + var $$ = this; + $$.main.select('.' + CLASS.chart).append("g") + .attr("class", CLASS.chartLines); + }; + c3_chart_internal_fn.updateTargetsForLine = function (targets) { + var $$ = this, config = $$.config, + mainLineUpdate, mainLineEnter, + classChartLine = $$.classChartLine.bind($$), + classLines = $$.classLines.bind($$), + classAreas = $$.classAreas.bind($$), + classCircles = $$.classCircles.bind($$), + classFocus = $$.classFocus.bind($$); + mainLineUpdate = $$.main.select('.' + CLASS.chartLines).selectAll('.' + CLASS.chartLine) + .data(targets) + .attr('class', function (d) { return classChartLine(d) + classFocus(d); }); + mainLineEnter = mainLineUpdate.enter().append('g') + .attr('class', classChartLine) + .style('opacity', 0) + .style("pointer-events", "none"); + // Lines for each data + mainLineEnter.append('g') + .attr("class", classLines); + // Areas + mainLineEnter.append('g') + .attr('class', classAreas); + // Circles for each data point on lines + mainLineEnter.append('g') + .attr("class", function (d) { return $$.generateClass(CLASS.selectedCircles, d.id); }); + mainLineEnter.append('g') + .attr("class", classCircles) + .style("cursor", function (d) { return config.data_selection_isselectable(d) ? "pointer" : null; }); + // Update date for selected circles + targets.forEach(function (t) { + $$.main.selectAll('.' + CLASS.selectedCircles + $$.getTargetSelectorSuffix(t.id)).selectAll('.' + CLASS.selectedCircle).each(function (d) { + d.value = t.values[d.index].value; + }); + }); + // MEMO: can not keep same color... + //mainLineUpdate.exit().remove(); + }; + c3_chart_internal_fn.updateLine = function (durationForExit) { + var $$ = this; + $$.mainLine = $$.main.selectAll('.' + CLASS.lines).selectAll('.' + CLASS.line) + .data($$.lineData.bind($$)); + $$.mainLine.enter().append('path') + .attr('class', $$.classLine.bind($$)) + .style("stroke", $$.color); + $$.mainLine + .style("opacity", $$.initialOpacity.bind($$)) + .style('shape-rendering', function (d) { return $$.isStepType(d) ? 'crispEdges' : ''; }) + .attr('transform', null); + $$.mainLine.exit().transition().duration(durationForExit) + .style('opacity', 0) + .remove(); + }; + c3_chart_internal_fn.redrawLine = function (drawLine, withTransition) { + return [ + (withTransition ? this.mainLine.transition() : this.mainLine) + .attr("d", drawLine) + .style("stroke", this.color) + .style("opacity", 1) + ]; + }; + c3_chart_internal_fn.generateDrawLine = function (lineIndices, isSub) { + var $$ = this, config = $$.config, + line = $$.d3.svg.line(), + getPoints = $$.generateGetLinePoints(lineIndices, isSub), + yScaleGetter = isSub ? $$.getSubYScale : $$.getYScale, + xValue = function (d) { return (isSub ? $$.subxx : $$.xx).call($$, d); }, + yValue = function (d, i) { + return config.data_groups.length > 0 ? getPoints(d, i)[0][1] : yScaleGetter.call($$, d.id)(d.value); + }; + + line = config.axis_rotated ? line.x(yValue).y(xValue) : line.x(xValue).y(yValue); + if (!config.line_connectNull) { line = line.defined(function (d) { return d.value != null; }); } + return function (d) { + var values = config.line_connectNull ? $$.filterRemoveNull(d.values) : d.values, + x = isSub ? $$.x : $$.subX, y = yScaleGetter.call($$, d.id), x0 = 0, y0 = 0, path; + if ($$.isLineType(d)) { + if (config.data_regions[d.id]) { + path = $$.lineWithRegions(values, x, y, config.data_regions[d.id]); + } else { + if ($$.isStepType(d)) { values = $$.convertValuesToStep(values); } + path = line.interpolate($$.getInterpolate(d))(values); + } + } else { + if (values[0]) { + x0 = x(values[0].x); + y0 = y(values[0].value); + } + path = config.axis_rotated ? "M " + y0 + " " + x0 : "M " + x0 + " " + y0; + } + return path ? path : "M 0 0"; + }; + }; + c3_chart_internal_fn.generateGetLinePoints = function (lineIndices, isSub) { // partial duplication of generateGetBarPoints + var $$ = this, config = $$.config, + lineTargetsNum = lineIndices.__max__ + 1, + x = $$.getShapeX(0, lineTargetsNum, lineIndices, !!isSub), + y = $$.getShapeY(!!isSub), + lineOffset = $$.getShapeOffset($$.isLineType, lineIndices, !!isSub), + yScale = isSub ? $$.getSubYScale : $$.getYScale; + return function (d, i) { + var y0 = yScale.call($$, d.id)(0), + offset = lineOffset(d, i) || y0, // offset is for stacked area chart + posX = x(d), posY = y(d); + // fix posY not to overflow opposite quadrant + if (config.axis_rotated) { + if ((0 < d.value && posY < y0) || (d.value < 0 && y0 < posY)) { posY = y0; } + } + // 1 point that marks the line position + return [ + [posX, posY - (y0 - offset)], + [posX, posY - (y0 - offset)], // needed for compatibility + [posX, posY - (y0 - offset)], // needed for compatibility + [posX, posY - (y0 - offset)] // needed for compatibility + ]; + }; + }; + + + c3_chart_internal_fn.lineWithRegions = function (d, x, y, _regions) { + var $$ = this, config = $$.config, + prev = -1, i, j, + s = "M", sWithRegion, + xp, yp, dx, dy, dd, diff, diffx2, + xValue, yValue, + regions = []; + + function isWithinRegions(x, regions) { + var i; + for (i = 0; i < regions.length; i++) { + if (regions[i].start < x && x <= regions[i].end) { return true; } + } + return false; + } + + // Check start/end of regions + if (isDefined(_regions)) { + for (i = 0; i < _regions.length; i++) { + regions[i] = {}; + if (isUndefined(_regions[i].start)) { + regions[i].start = d[0].x; + } else { + regions[i].start = $$.isTimeSeries() ? $$.parseDate(_regions[i].start) : _regions[i].start; + } + if (isUndefined(_regions[i].end)) { + regions[i].end = d[d.length - 1].x; + } else { + regions[i].end = $$.isTimeSeries() ? $$.parseDate(_regions[i].end) : _regions[i].end; + } + } + } + + // Set scales + xValue = config.axis_rotated ? function (d) { return y(d.value); } : function (d) { return x(d.x); }; + yValue = config.axis_rotated ? function (d) { return x(d.x); } : function (d) { return y(d.value); }; + + // Define svg generator function for region + if ($$.isTimeSeries()) { + sWithRegion = function (d0, d1, j, diff) { + var x0 = d0.x.getTime(), x_diff = d1.x - d0.x, + xv0 = new Date(x0 + x_diff * j), + xv1 = new Date(x0 + x_diff * (j + diff)); + return "M" + x(xv0) + " " + y(yp(j)) + " " + x(xv1) + " " + y(yp(j + diff)); + }; + } else { + sWithRegion = function (d0, d1, j, diff) { + return "M" + x(xp(j), true) + " " + y(yp(j)) + " " + x(xp(j + diff), true) + " " + y(yp(j + diff)); + }; + } + + // Generate + for (i = 0; i < d.length; i++) { + + // Draw as normal + if (isUndefined(regions) || ! isWithinRegions(d[i].x, regions)) { + s += " " + xValue(d[i]) + " " + yValue(d[i]); + } + // Draw with region // TODO: Fix for horizotal charts + else { + xp = $$.getScale(d[i - 1].x, d[i].x, $$.isTimeSeries()); + yp = $$.getScale(d[i - 1].value, d[i].value); + + dx = x(d[i].x) - x(d[i - 1].x); + dy = y(d[i].value) - y(d[i - 1].value); + dd = Math.sqrt(Math.pow(dx, 2) + Math.pow(dy, 2)); + diff = 2 / dd; + diffx2 = diff * 2; + + for (j = diff; j <= 1; j += diffx2) { + s += sWithRegion(d[i - 1], d[i], j, diff); + } + } + prev = d[i].x; + } + + return s; + }; + + + c3_chart_internal_fn.updateArea = function (durationForExit) { + var $$ = this, d3 = $$.d3; + $$.mainArea = $$.main.selectAll('.' + CLASS.areas).selectAll('.' + CLASS.area) + .data($$.lineData.bind($$)); + $$.mainArea.enter().append('path') + .attr("class", $$.classArea.bind($$)) + .style("fill", $$.color) + .style("opacity", function () { $$.orgAreaOpacity = +d3.select(this).style('opacity'); return 0; }); + $$.mainArea + .style("opacity", $$.orgAreaOpacity); + $$.mainArea.exit().transition().duration(durationForExit) + .style('opacity', 0) + .remove(); + }; + c3_chart_internal_fn.redrawArea = function (drawArea, withTransition) { + return [ + (withTransition ? this.mainArea.transition() : this.mainArea) + .attr("d", drawArea) + .style("fill", this.color) + .style("opacity", this.orgAreaOpacity) + ]; + }; + c3_chart_internal_fn.generateDrawArea = function (areaIndices, isSub) { + var $$ = this, config = $$.config, area = $$.d3.svg.area(), + getPoints = $$.generateGetAreaPoints(areaIndices, isSub), + yScaleGetter = isSub ? $$.getSubYScale : $$.getYScale, + xValue = function (d) { return (isSub ? $$.subxx : $$.xx).call($$, d); }, + value0 = function (d, i) { + return config.data_groups.length > 0 ? getPoints(d, i)[0][1] : yScaleGetter.call($$, d.id)($$.getAreaBaseValue(d.id)); + }, + value1 = function (d, i) { + return config.data_groups.length > 0 ? getPoints(d, i)[1][1] : yScaleGetter.call($$, d.id)(d.value); + }; + + area = config.axis_rotated ? area.x0(value0).x1(value1).y(xValue) : area.x(xValue).y0(value0).y1(value1); + if (!config.line_connectNull) { + area = area.defined(function (d) { return d.value !== null; }); + } + + return function (d) { + var values = config.line_connectNull ? $$.filterRemoveNull(d.values) : d.values, + x0 = 0, y0 = 0, path; + if ($$.isAreaType(d)) { + if ($$.isStepType(d)) { values = $$.convertValuesToStep(values); } + path = area.interpolate($$.getInterpolate(d))(values); + } else { + if (values[0]) { + x0 = $$.x(values[0].x); + y0 = $$.getYScale(d.id)(values[0].value); + } + path = config.axis_rotated ? "M " + y0 + " " + x0 : "M " + x0 + " " + y0; + } + return path ? path : "M 0 0"; + }; + }; + c3_chart_internal_fn.getAreaBaseValue = function () { + return 0; + }; + c3_chart_internal_fn.generateGetAreaPoints = function (areaIndices, isSub) { // partial duplication of generateGetBarPoints + var $$ = this, config = $$.config, + areaTargetsNum = areaIndices.__max__ + 1, + x = $$.getShapeX(0, areaTargetsNum, areaIndices, !!isSub), + y = $$.getShapeY(!!isSub), + areaOffset = $$.getShapeOffset($$.isAreaType, areaIndices, !!isSub), + yScale = isSub ? $$.getSubYScale : $$.getYScale; + return function (d, i) { + var y0 = yScale.call($$, d.id)(0), + offset = areaOffset(d, i) || y0, // offset is for stacked area chart + posX = x(d), posY = y(d); + // fix posY not to overflow opposite quadrant + if (config.axis_rotated) { + if ((0 < d.value && posY < y0) || (d.value < 0 && y0 < posY)) { posY = y0; } + } + // 1 point that marks the area position + return [ + [posX, offset], + [posX, posY - (y0 - offset)], + [posX, posY - (y0 - offset)], // needed for compatibility + [posX, offset] // needed for compatibility + ]; + }; + }; + + + c3_chart_internal_fn.updateCircle = function () { + var $$ = this; + $$.mainCircle = $$.main.selectAll('.' + CLASS.circles).selectAll('.' + CLASS.circle) + .data($$.lineOrScatterData.bind($$)); + $$.mainCircle.enter().append("circle") + .attr("class", $$.classCircle.bind($$)) + .attr("r", $$.pointR.bind($$)) + .style("fill", $$.color); + $$.mainCircle + .style("opacity", $$.initialOpacityForCircle.bind($$)); + $$.mainCircle.exit().remove(); + }; + c3_chart_internal_fn.redrawCircle = function (cx, cy, withTransition) { + var selectedCircles = this.main.selectAll('.' + CLASS.selectedCircle); + return [ + (withTransition ? this.mainCircle.transition() : this.mainCircle) + .style('opacity', this.opacityForCircle.bind(this)) + .style("fill", this.color) + .attr("cx", cx) + .attr("cy", cy), + (withTransition ? selectedCircles.transition() : selectedCircles) + .attr("cx", cx) + .attr("cy", cy) + ]; + }; + c3_chart_internal_fn.circleX = function (d) { + return d.x || d.x === 0 ? this.x(d.x) : null; + }; + c3_chart_internal_fn.updateCircleY = function () { + var $$ = this, lineIndices, getPoints; + if ($$.config.data_groups.length > 0) { + lineIndices = $$.getShapeIndices($$.isLineType), + getPoints = $$.generateGetLinePoints(lineIndices); + $$.circleY = function (d, i) { + return getPoints(d, i)[0][1]; + }; + } else { + $$.circleY = function (d) { + return $$.getYScale(d.id)(d.value); + }; + } + }; + c3_chart_internal_fn.getCircles = function (i, id) { + var $$ = this; + return (id ? $$.main.selectAll('.' + CLASS.circles + $$.getTargetSelectorSuffix(id)) : $$.main).selectAll('.' + CLASS.circle + (isValue(i) ? '-' + i : '')); + }; + c3_chart_internal_fn.expandCircles = function (i, id, reset) { + var $$ = this, + r = $$.pointExpandedR.bind($$); + if (reset) { $$.unexpandCircles(); } + $$.getCircles(i, id) + .classed(CLASS.EXPANDED, true) + .attr('r', r); + }; + c3_chart_internal_fn.unexpandCircles = function (i) { + var $$ = this, + r = $$.pointR.bind($$); + $$.getCircles(i) + .filter(function () { return $$.d3.select(this).classed(CLASS.EXPANDED); }) + .classed(CLASS.EXPANDED, false) + .attr('r', r); + }; + c3_chart_internal_fn.pointR = function (d) { + var $$ = this, config = $$.config; + return $$.isStepType(d) ? 0 : (isFunction(config.point_r) ? config.point_r(d) : config.point_r); + }; + c3_chart_internal_fn.pointExpandedR = function (d) { + var $$ = this, config = $$.config; + return config.point_focus_expand_enabled ? (config.point_focus_expand_r ? config.point_focus_expand_r : $$.pointR(d) * 1.75) : $$.pointR(d); + }; + c3_chart_internal_fn.pointSelectR = function (d) { + var $$ = this, config = $$.config; + return config.point_select_r ? config.point_select_r : $$.pointR(d) * 4; + }; + c3_chart_internal_fn.isWithinCircle = function (that, r) { + var d3 = this.d3, + mouse = d3.mouse(that), d3_this = d3.select(that), + cx = +d3_this.attr("cx"), cy = +d3_this.attr("cy"); + return Math.sqrt(Math.pow(cx - mouse[0], 2) + Math.pow(cy - mouse[1], 2)) < r; + }; + c3_chart_internal_fn.isWithinStep = function (that, y) { + return Math.abs(y - this.d3.mouse(that)[1]) < 30; + }; + + c3_chart_internal_fn.initBar = function () { + var $$ = this; + $$.main.select('.' + CLASS.chart).append("g") + .attr("class", CLASS.chartBars); + }; + c3_chart_internal_fn.updateTargetsForBar = function (targets) { + var $$ = this, config = $$.config, + mainBarUpdate, mainBarEnter, + classChartBar = $$.classChartBar.bind($$), + classBars = $$.classBars.bind($$), + classFocus = $$.classFocus.bind($$); + mainBarUpdate = $$.main.select('.' + CLASS.chartBars).selectAll('.' + CLASS.chartBar) + .data(targets) + .attr('class', function (d) { return classChartBar(d) + classFocus(d); }); + mainBarEnter = mainBarUpdate.enter().append('g') + .attr('class', classChartBar) + .style('opacity', 0) + .style("pointer-events", "none"); + // Bars for each data + mainBarEnter.append('g') + .attr("class", classBars) + .style("cursor", function (d) { return config.data_selection_isselectable(d) ? "pointer" : null; }); + + }; + c3_chart_internal_fn.updateBar = function (durationForExit) { + var $$ = this, + barData = $$.barData.bind($$), + classBar = $$.classBar.bind($$), + initialOpacity = $$.initialOpacity.bind($$), + color = function (d) { return $$.color(d.id); }; + $$.mainBar = $$.main.selectAll('.' + CLASS.bars).selectAll('.' + CLASS.bar) + .data(barData); + $$.mainBar.enter().append('path') + .attr("class", classBar) + .style("stroke", color) + .style("fill", color); + $$.mainBar + .style("opacity", initialOpacity); + $$.mainBar.exit().transition().duration(durationForExit) + .style('opacity', 0) + .remove(); + }; + c3_chart_internal_fn.redrawBar = function (drawBar, withTransition) { + return [ + (withTransition ? this.mainBar.transition() : this.mainBar) + .attr('d', drawBar) + .style("fill", this.color) + .style("opacity", 1) + ]; + }; + c3_chart_internal_fn.getBarW = function (axis, barTargetsNum) { + var $$ = this, config = $$.config, + w = typeof config.bar_width === 'number' ? config.bar_width : barTargetsNum ? (axis.tickOffset() * 2 * config.bar_width_ratio) / barTargetsNum : 0; + return config.bar_width_max && w > config.bar_width_max ? config.bar_width_max : w; + }; + c3_chart_internal_fn.getBars = function (i, id) { + var $$ = this; + return (id ? $$.main.selectAll('.' + CLASS.bars + $$.getTargetSelectorSuffix(id)) : $$.main).selectAll('.' + CLASS.bar + (isValue(i) ? '-' + i : '')); + }; + c3_chart_internal_fn.expandBars = function (i, id, reset) { + var $$ = this; + if (reset) { $$.unexpandBars(); } + $$.getBars(i, id).classed(CLASS.EXPANDED, true); + }; + c3_chart_internal_fn.unexpandBars = function (i) { + var $$ = this; + $$.getBars(i).classed(CLASS.EXPANDED, false); + }; + c3_chart_internal_fn.generateDrawBar = function (barIndices, isSub) { + var $$ = this, config = $$.config, + getPoints = $$.generateGetBarPoints(barIndices, isSub); + return function (d, i) { + // 4 points that make a bar + var points = getPoints(d, i); + + // switch points if axis is rotated, not applicable for sub chart + var indexX = config.axis_rotated ? 1 : 0; + var indexY = config.axis_rotated ? 0 : 1; + + var path = 'M ' + points[0][indexX] + ',' + points[0][indexY] + ' ' + + 'L' + points[1][indexX] + ',' + points[1][indexY] + ' ' + + 'L' + points[2][indexX] + ',' + points[2][indexY] + ' ' + + 'L' + points[3][indexX] + ',' + points[3][indexY] + ' ' + + 'z'; + + return path; + }; + }; + c3_chart_internal_fn.generateGetBarPoints = function (barIndices, isSub) { + var $$ = this, + axis = isSub ? $$.subXAxis : $$.xAxis, + barTargetsNum = barIndices.__max__ + 1, + barW = $$.getBarW(axis, barTargetsNum), + barX = $$.getShapeX(barW, barTargetsNum, barIndices, !!isSub), + barY = $$.getShapeY(!!isSub), + barOffset = $$.getShapeOffset($$.isBarType, barIndices, !!isSub), + yScale = isSub ? $$.getSubYScale : $$.getYScale; + return function (d, i) { + var y0 = yScale.call($$, d.id)(0), + offset = barOffset(d, i) || y0, // offset is for stacked bar chart + posX = barX(d), posY = barY(d); + // fix posY not to overflow opposite quadrant + if ($$.config.axis_rotated) { + if ((0 < d.value && posY < y0) || (d.value < 0 && y0 < posY)) { posY = y0; } + } + // 4 points that make a bar + return [ + [posX, offset], + [posX, posY - (y0 - offset)], + [posX + barW, posY - (y0 - offset)], + [posX + barW, offset] + ]; + }; + }; + c3_chart_internal_fn.isWithinBar = function (that) { + var mouse = this.d3.mouse(that), box = that.getBoundingClientRect(), + seg0 = that.pathSegList.getItem(0), seg1 = that.pathSegList.getItem(1), + x = Math.min(seg0.x, seg1.x), y = Math.min(seg0.y, seg1.y), + w = box.width, h = box.height, offset = 2, + sx = x - offset, ex = x + w + offset, sy = y + h + offset, ey = y - offset; + return sx < mouse[0] && mouse[0] < ex && ey < mouse[1] && mouse[1] < sy; + }; + + c3_chart_internal_fn.initText = function () { + var $$ = this; + $$.main.select('.' + CLASS.chart).append("g") + .attr("class", CLASS.chartTexts); + $$.mainText = $$.d3.selectAll([]); + }; + c3_chart_internal_fn.updateTargetsForText = function (targets) { + var $$ = this, mainTextUpdate, mainTextEnter, + classChartText = $$.classChartText.bind($$), + classTexts = $$.classTexts.bind($$), + classFocus = $$.classFocus.bind($$); + mainTextUpdate = $$.main.select('.' + CLASS.chartTexts).selectAll('.' + CLASS.chartText) + .data(targets) + .attr('class', function (d) { return classChartText(d) + classFocus(d); }); + mainTextEnter = mainTextUpdate.enter().append('g') + .attr('class', classChartText) + .style('opacity', 0) + .style("pointer-events", "none"); + mainTextEnter.append('g') + .attr('class', classTexts); + }; + c3_chart_internal_fn.updateText = function (durationForExit) { + var $$ = this, config = $$.config, + barOrLineData = $$.barOrLineData.bind($$), + classText = $$.classText.bind($$); + $$.mainText = $$.main.selectAll('.' + CLASS.texts).selectAll('.' + CLASS.text) + .data(barOrLineData); + $$.mainText.enter().append('text') + .attr("class", classText) + .attr('text-anchor', function (d) { return config.axis_rotated ? (d.value < 0 ? 'end' : 'start') : 'middle'; }) + .style("stroke", 'none') + .style("fill", function (d) { return $$.color(d); }) + .style("fill-opacity", 0); + $$.mainText + .text(function (d, i, j) { return $$.dataLabelFormat(d.id)(d.value, d.id, i, j); }); + $$.mainText.exit() + .transition().duration(durationForExit) + .style('fill-opacity', 0) + .remove(); + }; + c3_chart_internal_fn.redrawText = function (xForText, yForText, forFlow, withTransition) { + return [ + (withTransition ? this.mainText.transition() : this.mainText) + .attr('x', xForText) + .attr('y', yForText) + .style("fill", this.color) + .style("fill-opacity", forFlow ? 0 : this.opacityForText.bind(this)) + ]; + }; + c3_chart_internal_fn.getTextRect = function (text, cls) { + var body = this.d3.select('body').classed('c3', true), + svg = body.append("svg").style('visibility', 'hidden'), rect; + svg.selectAll('.dummy') + .data([text]) + .enter().append('text') + .classed(cls ? cls : "", true) + .text(text) + .each(function () { rect = this.getBoundingClientRect(); }); + svg.remove(); + body.classed('c3', false); + return rect; + }; + c3_chart_internal_fn.generateXYForText = function (areaIndices, barIndices, lineIndices, forX) { + var $$ = this, + getAreaPoints = $$.generateGetAreaPoints(barIndices, false), + getBarPoints = $$.generateGetBarPoints(barIndices, false), + getLinePoints = $$.generateGetLinePoints(lineIndices, false), + getter = forX ? $$.getXForText : $$.getYForText; + return function (d, i) { + var getPoints = $$.isAreaType(d) ? getAreaPoints : $$.isBarType(d) ? getBarPoints : getLinePoints; + return getter.call($$, getPoints(d, i), d, this); + }; + }; + c3_chart_internal_fn.getXForText = function (points, d, textElement) { + var $$ = this, + box = textElement.getBoundingClientRect(), xPos, padding; + if ($$.config.axis_rotated) { + padding = $$.isBarType(d) ? 4 : 6; + xPos = points[2][1] + padding * (d.value < 0 ? -1 : 1); + } else { + xPos = $$.hasType('bar') ? (points[2][0] + points[0][0]) / 2 : points[0][0]; + } + // show labels regardless of the domain if value is null + if (d.value === null) { + if (xPos > $$.width) { + xPos = $$.width - box.width; + } else if (xPos < 0) { + xPos = 4; + } + } + return xPos; + }; + c3_chart_internal_fn.getYForText = function (points, d, textElement) { + var $$ = this, + box = textElement.getBoundingClientRect(), yPos; + if ($$.config.axis_rotated) { + yPos = (points[0][0] + points[2][0] + box.height * 0.6) / 2; + } else { + yPos = points[2][1] + (d.value < 0 ? box.height : $$.isBarType(d) ? -3 : -6); + } + // show labels regardless of the domain if value is null + if (d.value === null && !$$.config.axis_rotated) { + if (yPos < box.height) { + yPos = box.height; + } else if (yPos > this.height) { + yPos = this.height - 4; + } + } + return yPos; + }; + + c3_chart_internal_fn.setTargetType = function (targetIds, type) { + var $$ = this, config = $$.config; + $$.mapToTargetIds(targetIds).forEach(function (id) { + $$.withoutFadeIn[id] = (type === config.data_types[id]); + config.data_types[id] = type; + }); + if (!targetIds) { + config.data_type = type; + } + }; + c3_chart_internal_fn.hasType = function (type, targets) { + var $$ = this, types = $$.config.data_types, has = false; + targets = targets || $$.data.targets; + if (targets && targets.length) { + targets.forEach(function (target) { + var t = types[target.id]; + if ((t && t.indexOf(type) >= 0) || (!t && type === 'line')) { + has = true; + } + }); + } else if (Object.keys(types).length) { + Object.keys(types).forEach(function (id) { + if (types[id] === type) { has = true; } + }); + } else { + has = $$.config.data_type === type; + } + return has; + }; + c3_chart_internal_fn.hasArcType = function (targets) { + return this.hasType('pie', targets) || this.hasType('donut', targets) || this.hasType('gauge', targets); + }; + c3_chart_internal_fn.isLineType = function (d) { + var config = this.config, id = isString(d) ? d : d.id; + return !config.data_types[id] || ['line', 'spline', 'area', 'area-spline', 'step', 'area-step'].indexOf(config.data_types[id]) >= 0; + }; + c3_chart_internal_fn.isStepType = function (d) { + var id = isString(d) ? d : d.id; + return ['step', 'area-step'].indexOf(this.config.data_types[id]) >= 0; + }; + c3_chart_internal_fn.isSplineType = function (d) { + var id = isString(d) ? d : d.id; + return ['spline', 'area-spline'].indexOf(this.config.data_types[id]) >= 0; + }; + c3_chart_internal_fn.isAreaType = function (d) { + var id = isString(d) ? d : d.id; + return ['area', 'area-spline', 'area-step'].indexOf(this.config.data_types[id]) >= 0; + }; + c3_chart_internal_fn.isBarType = function (d) { + var id = isString(d) ? d : d.id; + return this.config.data_types[id] === 'bar'; + }; + c3_chart_internal_fn.isScatterType = function (d) { + var id = isString(d) ? d : d.id; + return this.config.data_types[id] === 'scatter'; + }; + c3_chart_internal_fn.isPieType = function (d) { + var id = isString(d) ? d : d.id; + return this.config.data_types[id] === 'pie'; + }; + c3_chart_internal_fn.isGaugeType = function (d) { + var id = isString(d) ? d : d.id; + return this.config.data_types[id] === 'gauge'; + }; + c3_chart_internal_fn.isDonutType = function (d) { + var id = isString(d) ? d : d.id; + return this.config.data_types[id] === 'donut'; + }; + c3_chart_internal_fn.isArcType = function (d) { + return this.isPieType(d) || this.isDonutType(d) || this.isGaugeType(d); + }; + c3_chart_internal_fn.lineData = function (d) { + return this.isLineType(d) ? [d] : []; + }; + c3_chart_internal_fn.arcData = function (d) { + return this.isArcType(d.data) ? [d] : []; + }; + /* not used + function scatterData(d) { + return isScatterType(d) ? d.values : []; + } + */ + c3_chart_internal_fn.barData = function (d) { + return this.isBarType(d) ? d.values : []; + }; + c3_chart_internal_fn.lineOrScatterData = function (d) { + return this.isLineType(d) || this.isScatterType(d) ? d.values : []; + }; + c3_chart_internal_fn.barOrLineData = function (d) { + return this.isBarType(d) || this.isLineType(d) ? d.values : []; + }; + + c3_chart_internal_fn.initGrid = function () { + var $$ = this, config = $$.config, d3 = $$.d3; + $$.grid = $$.main.append('g') + .attr("clip-path", $$.clipPathForGrid) + .attr('class', CLASS.grid); + if (config.grid_x_show) { + $$.grid.append("g").attr("class", CLASS.xgrids); + } + if (config.grid_y_show) { + $$.grid.append('g').attr('class', CLASS.ygrids); + } + if (config.grid_focus_show) { + $$.grid.append('g') + .attr("class", CLASS.xgridFocus) + .append('line') + .attr('class', CLASS.xgridFocus); + } + $$.xgrid = d3.selectAll([]); + if (!config.grid_lines_front) { $$.initGridLines(); } + }; + c3_chart_internal_fn.initGridLines = function () { + var $$ = this, d3 = $$.d3; + $$.gridLines = $$.main.append('g') + .attr("clip-path", $$.clipPathForGrid) + .attr('class', CLASS.grid + ' ' + CLASS.gridLines); + $$.gridLines.append('g').attr("class", CLASS.xgridLines); + $$.gridLines.append('g').attr('class', CLASS.ygridLines); + $$.xgridLines = d3.selectAll([]); + }; + c3_chart_internal_fn.updateXGrid = function (withoutUpdate) { + var $$ = this, config = $$.config, d3 = $$.d3, + xgridData = $$.generateGridData(config.grid_x_type, $$.x), + tickOffset = $$.isCategorized() ? $$.xAxis.tickOffset() : 0; + + $$.xgridAttr = config.axis_rotated ? { + 'x1': 0, + 'x2': $$.width, + 'y1': function (d) { return $$.x(d) - tickOffset; }, + 'y2': function (d) { return $$.x(d) - tickOffset; } + } : { + 'x1': function (d) { return $$.x(d) + tickOffset; }, + 'x2': function (d) { return $$.x(d) + tickOffset; }, + 'y1': 0, + 'y2': $$.height + }; + + $$.xgrid = $$.main.select('.' + CLASS.xgrids).selectAll('.' + CLASS.xgrid) + .data(xgridData); + $$.xgrid.enter().append('line').attr("class", CLASS.xgrid); + if (!withoutUpdate) { + $$.xgrid.attr($$.xgridAttr) + .style("opacity", function () { return +d3.select(this).attr(config.axis_rotated ? 'y1' : 'x1') === (config.axis_rotated ? $$.height : 0) ? 0 : 1; }); + } + $$.xgrid.exit().remove(); + }; + + c3_chart_internal_fn.updateYGrid = function () { + var $$ = this, config = $$.config, + gridValues = $$.yAxis.tickValues() || $$.y.ticks(config.grid_y_ticks); + $$.ygrid = $$.main.select('.' + CLASS.ygrids).selectAll('.' + CLASS.ygrid) + .data(gridValues); + $$.ygrid.enter().append('line') + .attr('class', CLASS.ygrid); + $$.ygrid.attr("x1", config.axis_rotated ? $$.y : 0) + .attr("x2", config.axis_rotated ? $$.y : $$.width) + .attr("y1", config.axis_rotated ? 0 : $$.y) + .attr("y2", config.axis_rotated ? $$.height : $$.y); + $$.ygrid.exit().remove(); + $$.smoothLines($$.ygrid, 'grid'); + }; + + + c3_chart_internal_fn.updateGrid = function (duration) { + var $$ = this, main = $$.main, config = $$.config, + xgridLine, ygridLine, yv; + + // hide if arc type + $$.grid.style('visibility', $$.hasArcType() ? 'hidden' : 'visible'); + + main.select('line.' + CLASS.xgridFocus).style("visibility", "hidden"); + if (config.grid_x_show) { + $$.updateXGrid(); + } + $$.xgridLines = main.select('.' + CLASS.xgridLines).selectAll('.' + CLASS.xgridLine) + .data(config.grid_x_lines); + // enter + xgridLine = $$.xgridLines.enter().append('g') + .attr("class", function (d) { return CLASS.xgridLine + (d['class'] ? ' ' + d['class'] : ''); }); + xgridLine.append('line') + .style("opacity", 0); + xgridLine.append('text') + .attr("text-anchor", "end") + .attr("transform", config.axis_rotated ? "" : "rotate(-90)") + .attr('dx', -4) + .attr('dy', -5) + .style("opacity", 0); + // udpate + // done in d3.transition() of the end of this function + // exit + $$.xgridLines.exit().transition().duration(duration) + .style("opacity", 0) + .remove(); + + // Y-Grid + if (config.grid_y_show) { + $$.updateYGrid(); + } + $$.ygridLines = main.select('.' + CLASS.ygridLines).selectAll('.' + CLASS.ygridLine) + .data(config.grid_y_lines); + // enter + ygridLine = $$.ygridLines.enter().append('g') + .attr("class", function (d) { return CLASS.ygridLine + (d['class'] ? ' ' + d['class'] : ''); }); + ygridLine.append('line') + .style("opacity", 0); + ygridLine.append('text') + .attr("text-anchor", "end") + .attr("transform", config.axis_rotated ? "rotate(-90)" : "") + .attr('dx', config.axis_rotated ? 0 : -$$.margin.top) + .attr('dy', -5) + .style("opacity", 0); + // update + yv = $$.yv.bind($$); + $$.ygridLines.select('line') + .transition().duration(duration) + .attr("x1", config.axis_rotated ? yv : 0) + .attr("x2", config.axis_rotated ? yv : $$.width) + .attr("y1", config.axis_rotated ? 0 : yv) + .attr("y2", config.axis_rotated ? $$.height : yv) + .style("opacity", 1); + $$.ygridLines.select('text') + .transition().duration(duration) + .attr("x", config.axis_rotated ? 0 : $$.width) + .attr("y", yv) + .text(function (d) { return d.text; }) + .style("opacity", 1); + // exit + $$.ygridLines.exit().transition().duration(duration) + .style("opacity", 0) + .remove(); + }; + c3_chart_internal_fn.redrawGrid = function (withTransition) { + var $$ = this, config = $$.config, xv = $$.xv.bind($$), + lines = $$.xgridLines.select('line'), + texts = $$.xgridLines.select('text'); + return [ + (withTransition ? lines.transition() : lines) + .attr("x1", config.axis_rotated ? 0 : xv) + .attr("x2", config.axis_rotated ? $$.width : xv) + .attr("y1", config.axis_rotated ? xv : 0) + .attr("y2", config.axis_rotated ? xv : $$.height) + .style("opacity", 1), + (withTransition ? texts.transition() : texts) + .attr("x", config.axis_rotated ? $$.width : 0) + .attr("y", xv) + .text(function (d) { return d.text; }) + .style("opacity", 1) + ]; + }; + c3_chart_internal_fn.showXGridFocus = function (selectedData) { + var $$ = this, config = $$.config, + dataToShow = selectedData.filter(function (d) { return d && isValue(d.value); }), + focusEl = $$.main.selectAll('line.' + CLASS.xgridFocus), + xx = $$.xx.bind($$); + if (! config.tooltip_show) { return; } + // Hide when scatter plot exists + if ($$.hasType('scatter') || $$.hasArcType()) { return; } + focusEl + .style("visibility", "visible") + .data([dataToShow[0]]) + .attr(config.axis_rotated ? 'y1' : 'x1', xx) + .attr(config.axis_rotated ? 'y2' : 'x2', xx); + $$.smoothLines(focusEl, 'grid'); + }; + c3_chart_internal_fn.hideXGridFocus = function () { + this.main.select('line.' + CLASS.xgridFocus).style("visibility", "hidden"); + }; + c3_chart_internal_fn.updateXgridFocus = function () { + var $$ = this, config = $$.config; + $$.main.select('line.' + CLASS.xgridFocus) + .attr("x1", config.axis_rotated ? 0 : -10) + .attr("x2", config.axis_rotated ? $$.width : -10) + .attr("y1", config.axis_rotated ? -10 : 0) + .attr("y2", config.axis_rotated ? -10 : $$.height); + }; + c3_chart_internal_fn.generateGridData = function (type, scale) { + var $$ = this, + gridData = [], xDomain, firstYear, lastYear, i, + tickNum = $$.main.select("." + CLASS.axisX).selectAll('.tick').size(); + if (type === 'year') { + xDomain = $$.getXDomain(); + firstYear = xDomain[0].getFullYear(); + lastYear = xDomain[1].getFullYear(); + for (i = firstYear; i <= lastYear; i++) { + gridData.push(new Date(i + '-01-01 00:00:00')); + } + } else { + gridData = scale.ticks(10); + if (gridData.length > tickNum) { // use only int + gridData = gridData.filter(function (d) { return ("" + d).indexOf('.') < 0; }); + } + } + return gridData; + }; + c3_chart_internal_fn.getGridFilterToRemove = function (params) { + return params ? function (line) { + var found = false; + [].concat(params).forEach(function (param) { + if ((('value' in param && line.value === param.value) || ('class' in param && line['class'] === param['class']))) { + found = true; + } + }); + return found; + } : function () { return true; }; + }; + c3_chart_internal_fn.removeGridLines = function (params, forX) { + var $$ = this, config = $$.config, + toRemove = $$.getGridFilterToRemove(params), + toShow = function (line) { return !toRemove(line); }, + classLines = forX ? CLASS.xgridLines : CLASS.ygridLines, + classLine = forX ? CLASS.xgridLine : CLASS.ygridLine; + $$.main.select('.' + classLines).selectAll('.' + classLine).filter(toRemove) + .transition().duration(config.transition_duration) + .style('opacity', 0).remove(); + if (forX) { + config.grid_x_lines = config.grid_x_lines.filter(toShow); + } else { + config.grid_y_lines = config.grid_y_lines.filter(toShow); + } + }; + + c3_chart_internal_fn.initTooltip = function () { + var $$ = this, config = $$.config, i; + $$.tooltip = $$.selectChart + .style("position", "relative") + .append("div") + .attr('class', CLASS.tooltipContainer) + .style("position", "absolute") + .style("pointer-events", "none") + .style("display", "none"); + // Show tooltip if needed + if (config.tooltip_init_show) { + if ($$.isTimeSeries() && isString(config.tooltip_init_x)) { + config.tooltip_init_x = $$.parseDate(config.tooltip_init_x); + for (i = 0; i < $$.data.targets[0].values.length; i++) { + if (($$.data.targets[0].values[i].x - config.tooltip_init_x) === 0) { break; } + } + config.tooltip_init_x = i; + } + $$.tooltip.html(config.tooltip_contents.call($$, $$.data.targets.map(function (d) { + return $$.addName(d.values[config.tooltip_init_x]); + }), $$.getXAxisTickFormat(), $$.getYFormat($$.hasArcType()), $$.color)); + $$.tooltip.style("top", config.tooltip_init_position.top) + .style("left", config.tooltip_init_position.left) + .style("display", "block"); + } + }; + c3_chart_internal_fn.getTooltipContent = function (d, defaultTitleFormat, defaultValueFormat, color) { + var $$ = this, config = $$.config, + titleFormat = config.tooltip_format_title || defaultTitleFormat, + nameFormat = config.tooltip_format_name || function (name) { return name; }, + valueFormat = config.tooltip_format_value || defaultValueFormat, + text, i, title, value, name, bgcolor; + for (i = 0; i < d.length; i++) { + if (! (d[i] && (d[i].value || d[i].value === 0))) { continue; } + + if (! text) { + title = titleFormat ? titleFormat(d[i].x) : d[i].x; + text = "" + (title || title === 0 ? "" : ""); + } + + value = valueFormat(d[i].value, d[i].ratio, d[i].id, d[i].index); + if (value !== undefined) { + name = nameFormat(d[i].name, d[i].ratio, d[i].id, d[i].index); + bgcolor = $$.levelColor ? $$.levelColor(d[i].value) : color(d[i].id); + + text += ""; + text += ""; + text += ""; + text += ""; + } + } + return text + "
" + title + "
" + name + "" + value + "
"; + }; + c3_chart_internal_fn.tooltipPosition = function (dataToShow, tWidth, tHeight, element) { + var $$ = this, config = $$.config, d3 = $$.d3; + var svgLeft, tooltipLeft, tooltipRight, tooltipTop, chartRight; + var forArc = $$.hasArcType(), + mouse = d3.mouse(element); + // Determin tooltip position + if (forArc) { + tooltipLeft = (($$.width - ($$.isLegendRight ? $$.getLegendWidth() : 0)) / 2) + mouse[0]; + tooltipTop = ($$.height / 2) + mouse[1] + 20; + } else { + svgLeft = $$.getSvgLeft(true); + if (config.axis_rotated) { + tooltipLeft = svgLeft + mouse[0] + 100; + tooltipRight = tooltipLeft + tWidth; + chartRight = $$.currentWidth - $$.getCurrentPaddingRight(); + tooltipTop = $$.x(dataToShow[0].x) + 20; + } else { + tooltipLeft = svgLeft + $$.getCurrentPaddingLeft(true) + $$.x(dataToShow[0].x) + 20; + tooltipRight = tooltipLeft + tWidth; + chartRight = svgLeft + $$.currentWidth - $$.getCurrentPaddingRight(); + tooltipTop = mouse[1] + 15; + } + + if (tooltipRight > chartRight) { + tooltipLeft -= tooltipRight - chartRight; + } + if (tooltipTop + tHeight > $$.currentHeight) { + tooltipTop -= tHeight + 30; + } + } + if (tooltipTop < 0) { + tooltipTop = 0; + } + return {top: tooltipTop, left: tooltipLeft}; + }; + c3_chart_internal_fn.showTooltip = function (selectedData, element) { + var $$ = this, config = $$.config; + var tWidth, tHeight, position; + var forArc = $$.hasArcType(), + dataToShow = selectedData.filter(function (d) { return d && isValue(d.value); }), + positionFunction = config.tooltip_position || c3_chart_internal_fn.tooltipPosition; + if (dataToShow.length === 0 || !config.tooltip_show) { + return; + } + $$.tooltip.html(config.tooltip_contents.call($$, selectedData, $$.getXAxisTickFormat(), $$.getYFormat(forArc), $$.color)).style("display", "block"); + + // Get tooltip dimensions + tWidth = $$.tooltip.property('offsetWidth'); + tHeight = $$.tooltip.property('offsetHeight'); + + position = positionFunction.call(this, dataToShow, tWidth, tHeight, element); + // Set tooltip + $$.tooltip + .style("top", position.top + "px") + .style("left", position.left + 'px'); + }; + c3_chart_internal_fn.hideTooltip = function () { + this.tooltip.style("display", "none"); + }; + + c3_chart_internal_fn.initLegend = function () { + var $$ = this; + $$.legendHasRendered = false; + $$.legend = $$.svg.append("g").attr("transform", $$.getTranslate('legend')); + if (!$$.config.legend_show) { + $$.legend.style('visibility', 'hidden'); + $$.hiddenLegendIds = $$.mapToIds($$.data.targets); + return; + } + // MEMO: call here to update legend box and tranlate for all + // MEMO: translate will be upated by this, so transform not needed in updateLegend() + $$.updateLegendWithDefaults(); + }; + c3_chart_internal_fn.updateLegendWithDefaults = function () { + var $$ = this; + $$.updateLegend($$.mapToIds($$.data.targets), {withTransform: false, withTransitionForTransform: false, withTransition: false}); + }; + c3_chart_internal_fn.updateSizeForLegend = function (legendHeight, legendWidth) { + var $$ = this, config = $$.config, insetLegendPosition = { + top: $$.isLegendTop ? $$.getCurrentPaddingTop() + config.legend_inset_y + 5.5 : $$.currentHeight - legendHeight - $$.getCurrentPaddingBottom() - config.legend_inset_y, + left: $$.isLegendLeft ? $$.getCurrentPaddingLeft() + config.legend_inset_x + 0.5 : $$.currentWidth - legendWidth - $$.getCurrentPaddingRight() - config.legend_inset_x + 0.5 + }; + + $$.margin3 = { + top: $$.isLegendRight ? 0 : $$.isLegendInset ? insetLegendPosition.top : $$.currentHeight - legendHeight, + right: NaN, + bottom: 0, + left: $$.isLegendRight ? $$.currentWidth - legendWidth : $$.isLegendInset ? insetLegendPosition.left : 0 + }; + }; + c3_chart_internal_fn.transformLegend = function (withTransition) { + var $$ = this; + (withTransition ? $$.legend.transition() : $$.legend).attr("transform", $$.getTranslate('legend')); + }; + c3_chart_internal_fn.updateLegendStep = function (step) { + this.legendStep = step; + }; + c3_chart_internal_fn.updateLegendItemWidth = function (w) { + this.legendItemWidth = w; + }; + c3_chart_internal_fn.updateLegendItemHeight = function (h) { + this.legendItemHeight = h; + }; + c3_chart_internal_fn.getLegendWidth = function () { + var $$ = this; + return $$.config.legend_show ? $$.isLegendRight || $$.isLegendInset ? $$.legendItemWidth * ($$.legendStep + 1) : $$.currentWidth : 0; + }; + c3_chart_internal_fn.getLegendHeight = function () { + var $$ = this, h = 0; + if ($$.config.legend_show) { + if ($$.isLegendRight) { + h = $$.currentHeight; + } else { + h = Math.max(20, $$.legendItemHeight) * ($$.legendStep + 1); + } + } + return h; + }; + c3_chart_internal_fn.opacityForLegend = function (legendItem) { + return legendItem.classed(CLASS.legendItemHidden) ? null : 1; + }; + c3_chart_internal_fn.opacityForUnfocusedLegend = function (legendItem) { + return legendItem.classed(CLASS.legendItemHidden) ? null : 0.3; + }; + c3_chart_internal_fn.toggleFocusLegend = function (targetIds, focus) { + var $$ = this; + targetIds = $$.mapToTargetIds(targetIds); + $$.legend.selectAll('.' + CLASS.legendItem) + .filter(function (id) { return targetIds.indexOf(id) >= 0; }) + .classed(CLASS.legendItemFocused, focus) + .transition().duration(100) + .style('opacity', function () { + var opacity = focus ? $$.opacityForLegend : $$.opacityForUnfocusedLegend; + return opacity.call($$, $$.d3.select(this)); + }); + }; + c3_chart_internal_fn.revertLegend = function () { + var $$ = this, d3 = $$.d3; + $$.legend.selectAll('.' + CLASS.legendItem) + .classed(CLASS.legendItemFocused, false) + .transition().duration(100) + .style('opacity', function () { return $$.opacityForLegend(d3.select(this)); }); + }; + c3_chart_internal_fn.showLegend = function (targetIds) { + var $$ = this, config = $$.config; + if (!config.legend_show) { + config.legend_show = true; + $$.legend.style('visibility', 'visible'); + if (!$$.legendHasRendered) { + $$.updateLegendWithDefaults(); + } + } + $$.removeHiddenLegendIds(targetIds); + $$.legend.selectAll($$.selectorLegends(targetIds)) + .style('visibility', 'visible') + .transition() + .style('opacity', function () { return $$.opacityForLegend($$.d3.select(this)); }); + }; + c3_chart_internal_fn.hideLegend = function (targetIds) { + var $$ = this, config = $$.config; + if (config.legend_show && isEmpty(targetIds)) { + config.legend_show = false; + $$.legend.style('visibility', 'hidden'); + } + $$.addHiddenLegendIds(targetIds); + $$.legend.selectAll($$.selectorLegends(targetIds)) + .style('opacity', 0) + .style('visibility', 'hidden'); + }; + var legendItemTextBox = {}; + c3_chart_internal_fn.clearLegendItemTextBoxCache = function () { + legendItemTextBox = {}; + }; + c3_chart_internal_fn.updateLegend = function (targetIds, options, transitions) { + var $$ = this, config = $$.config; + var xForLegend, xForLegendText, xForLegendRect, yForLegend, yForLegendText, yForLegendRect; + var paddingTop = 4, paddingRight = 10, maxWidth = 0, maxHeight = 0, posMin = 10, tileWidth = 15; + var l, totalLength = 0, offsets = {}, widths = {}, heights = {}, margins = [0], steps = {}, step = 0; + var withTransition, withTransitionForTransform; + var hasFocused = $$.legend.selectAll('.' + CLASS.legendItemFocused).size(); + var texts, rects, tiles, background; + + options = options || {}; + withTransition = getOption(options, "withTransition", true); + withTransitionForTransform = getOption(options, "withTransitionForTransform", true); + + function getTextBox(textElement, id) { + if (!legendItemTextBox[id]) { + legendItemTextBox[id] = $$.getTextRect(textElement.textContent, CLASS.legendItem); + } + return legendItemTextBox[id]; + } + + function updatePositions(textElement, id, index) { + var reset = index === 0, isLast = index === targetIds.length - 1, + box = getTextBox(textElement, id), + itemWidth = box.width + tileWidth + (isLast && !($$.isLegendRight || $$.isLegendInset) ? 0 : paddingRight), + itemHeight = box.height + paddingTop, + itemLength = $$.isLegendRight || $$.isLegendInset ? itemHeight : itemWidth, + areaLength = $$.isLegendRight || $$.isLegendInset ? $$.getLegendHeight() : $$.getLegendWidth(), + margin, maxLength; + + // MEMO: care about condifion of step, totalLength + function updateValues(id, withoutStep) { + if (!withoutStep) { + margin = (areaLength - totalLength - itemLength) / 2; + if (margin < posMin) { + margin = (areaLength - itemLength) / 2; + totalLength = 0; + step++; + } + } + steps[id] = step; + margins[step] = $$.isLegendInset ? 10 : margin; + offsets[id] = totalLength; + totalLength += itemLength; + } + + if (reset) { + totalLength = 0; + step = 0; + maxWidth = 0; + maxHeight = 0; + } + + if (config.legend_show && !$$.isLegendToShow(id)) { + widths[id] = heights[id] = steps[id] = offsets[id] = 0; + return; + } + + widths[id] = itemWidth; + heights[id] = itemHeight; + + if (!maxWidth || itemWidth >= maxWidth) { maxWidth = itemWidth; } + if (!maxHeight || itemHeight >= maxHeight) { maxHeight = itemHeight; } + maxLength = $$.isLegendRight || $$.isLegendInset ? maxHeight : maxWidth; + + if (config.legend_equally) { + Object.keys(widths).forEach(function (id) { widths[id] = maxWidth; }); + Object.keys(heights).forEach(function (id) { heights[id] = maxHeight; }); + margin = (areaLength - maxLength * targetIds.length) / 2; + if (margin < posMin) { + totalLength = 0; + step = 0; + targetIds.forEach(function (id) { updateValues(id); }); + } + else { + updateValues(id, true); + } + } else { + updateValues(id); + } + } + + if ($$.isLegendInset) { + step = config.legend_inset_step ? config.legend_inset_step : targetIds.length; + $$.updateLegendStep(step); + } + + if ($$.isLegendRight) { + xForLegend = function (id) { return maxWidth * steps[id]; }; + yForLegend = function (id) { return margins[steps[id]] + offsets[id]; }; + } else if ($$.isLegendInset) { + xForLegend = function (id) { return maxWidth * steps[id] + 10; }; + yForLegend = function (id) { return margins[steps[id]] + offsets[id]; }; + } else { + xForLegend = function (id) { return margins[steps[id]] + offsets[id]; }; + yForLegend = function (id) { return maxHeight * steps[id]; }; + } + xForLegendText = function (id, i) { return xForLegend(id, i) + 14; }; + yForLegendText = function (id, i) { return yForLegend(id, i) + 9; }; + xForLegendRect = function (id, i) { return xForLegend(id, i); }; + yForLegendRect = function (id, i) { return yForLegend(id, i) - 5; }; + + // Define g for legend area + l = $$.legend.selectAll('.' + CLASS.legendItem) + .data(targetIds) + .enter().append('g') + .attr('class', function (id) { return $$.generateClass(CLASS.legendItem, id); }) + .style('visibility', function (id) { return $$.isLegendToShow(id) ? 'visible' : 'hidden'; }) + .style('cursor', 'pointer') + .on('click', function (id) { + if (config.legend_item_onclick) { + config.legend_item_onclick.call($$, id); + } else { + if ($$.d3.event.altKey) { + $$.api.hide(); + $$.api.show(id); + } else { + $$.api.toggle(id); + $$.isTargetToShow(id) ? $$.api.focus(id) : $$.api.revert(); + } + } + }) + .on('mouseover', function (id) { + $$.d3.select(this).classed(CLASS.legendItemFocused, true); + if (!$$.transiting && $$.isTargetToShow(id)) { + $$.api.focus(id); + } + if (config.legend_item_onmouseover) { + config.legend_item_onmouseover.call($$, id); + } + }) + .on('mouseout', function (id) { + $$.d3.select(this).classed(CLASS.legendItemFocused, false); + $$.api.revert(); + if (config.legend_item_onmouseout) { + config.legend_item_onmouseout.call($$, id); + } + }); + l.append('text') + .text(function (id) { return isDefined(config.data_names[id]) ? config.data_names[id] : id; }) + .each(function (id, i) { updatePositions(this, id, i); }) + .style("pointer-events", "none") + .attr('x', $$.isLegendRight || $$.isLegendInset ? xForLegendText : -200) + .attr('y', $$.isLegendRight || $$.isLegendInset ? -200 : yForLegendText); + l.append('rect') + .attr("class", CLASS.legendItemEvent) + .style('fill-opacity', 0) + .attr('x', $$.isLegendRight || $$.isLegendInset ? xForLegendRect : -200) + .attr('y', $$.isLegendRight || $$.isLegendInset ? -200 : yForLegendRect); + l.append('rect') + .attr("class", CLASS.legendItemTile) + .style("pointer-events", "none") + .style('fill', $$.color) + .attr('x', $$.isLegendRight || $$.isLegendInset ? xForLegendText : -200) + .attr('y', $$.isLegendRight || $$.isLegendInset ? -200 : yForLegend) + .attr('width', 10) + .attr('height', 10); + + // Set background for inset legend + background = $$.legend.select('.' + CLASS.legendBackground + ' rect'); + if ($$.isLegendInset && maxWidth > 0 && background.size() === 0) { + background = $$.legend.insert('g', '.' + CLASS.legendItem) + .attr("class", CLASS.legendBackground) + .append('rect'); + } + + texts = $$.legend.selectAll('text') + .data(targetIds) + .text(function (id) { return isDefined(config.data_names[id]) ? config.data_names[id] : id; }) // MEMO: needed for update + .each(function (id, i) { updatePositions(this, id, i); }); + (withTransition ? texts.transition() : texts) + .attr('x', xForLegendText) + .attr('y', yForLegendText); + + rects = $$.legend.selectAll('rect.' + CLASS.legendItemEvent) + .data(targetIds); + (withTransition ? rects.transition() : rects) + .attr('width', function (id) { return widths[id]; }) + .attr('height', function (id) { return heights[id]; }) + .attr('x', xForLegendRect) + .attr('y', yForLegendRect); + + tiles = $$.legend.selectAll('rect.' + CLASS.legendItemTile) + .data(targetIds); + (withTransition ? tiles.transition() : tiles) + .style('fill', $$.color) + .attr('x', xForLegend) + .attr('y', yForLegend); + + if (background) { + (withTransition ? background.transition() : background) + .attr('height', $$.getLegendHeight() - 12) + .attr('width', maxWidth * (step + 1) + 10); + } + + // toggle legend state + $$.legend.selectAll('.' + CLASS.legendItem) + .classed(CLASS.legendItemHidden, function (id) { return !$$.isTargetToShow(id); }) + .transition() + .style('opacity', function (id) { + var This = $$.d3.select(this); + if ($$.isTargetToShow(id)) { + return !hasFocused || This.classed(CLASS.legendItemFocused) ? $$.opacityForLegend(This) : $$.opacityForUnfocusedLegend(This); + } else { + return null; // c3-legend-item-hidden will be applied + } + }); + + // Update all to reflect change of legend + $$.updateLegendItemWidth(maxWidth); + $$.updateLegendItemHeight(maxHeight); + $$.updateLegendStep(step); + // Update size and scale + $$.updateSizes(); + $$.updateScales(); + $$.updateSvgSize(); + // Update g positions + $$.transformAll(withTransitionForTransform, transitions); + $$.legendHasRendered = true; + }; + + c3_chart_internal_fn.initAxis = function () { + var $$ = this, config = $$.config, main = $$.main; + $$.axes.x = main.append("g") + .attr("class", CLASS.axis + ' ' + CLASS.axisX) + .attr("clip-path", $$.clipPathForXAxis) + .attr("transform", $$.getTranslate('x')) + .style("visibility", config.axis_x_show ? 'visible' : 'hidden'); + $$.axes.x.append("text") + .attr("class", CLASS.axisXLabel) + .attr("transform", config.axis_rotated ? "rotate(-90)" : "") + .style("text-anchor", $$.textAnchorForXAxisLabel.bind($$)); + + $$.axes.y = main.append("g") + .attr("class", CLASS.axis + ' ' + CLASS.axisY) + .attr("clip-path", config.axis_y_inner ? "" : $$.clipPathForYAxis) + .attr("transform", $$.getTranslate('y')) + .style("visibility", config.axis_y_show ? 'visible' : 'hidden'); + $$.axes.y.append("text") + .attr("class", CLASS.axisYLabel) + .attr("transform", config.axis_rotated ? "" : "rotate(-90)") + .style("text-anchor", $$.textAnchorForYAxisLabel.bind($$)); + + $$.axes.y2 = main.append("g") + .attr("class", CLASS.axis + ' ' + CLASS.axisY2) + // clip-path? + .attr("transform", $$.getTranslate('y2')) + .style("visibility", config.axis_y2_show ? 'visible' : 'hidden'); + $$.axes.y2.append("text") + .attr("class", CLASS.axisY2Label) + .attr("transform", config.axis_rotated ? "" : "rotate(-90)") + .style("text-anchor", $$.textAnchorForY2AxisLabel.bind($$)); + }; + c3_chart_internal_fn.getXAxis = function (scale, orient, tickFormat, tickValues, withOuterTick, withoutTransition) { + var $$ = this, config = $$.config, + axisParams = { + isCategory: $$.isCategorized(), + withOuterTick: withOuterTick, + tickMultiline: config.axis_x_tick_multiline, + tickWidth: config.axis_x_tick_width, + withoutTransition: withoutTransition, + }, + axis = c3_axis($$.d3, axisParams).scale(scale).orient(orient); + + if ($$.isTimeSeries() && tickValues) { + tickValues = tickValues.map(function (v) { return $$.parseDate(v); }); + } + + // Set tick + axis.tickFormat(tickFormat).tickValues(tickValues); + if ($$.isCategorized()) { + axis.tickCentered(config.axis_x_tick_centered); + if (isEmpty(config.axis_x_tick_culling)) { + config.axis_x_tick_culling = false; + } + } else { + // TODO: move this to c3_axis + axis.tickOffset = function () { + var scale = this.scale(), + edgeX = $$.getEdgeX($$.data.targets), diff = scale(edgeX[1]) - scale(edgeX[0]), + base = diff ? diff : (config.axis_rotated ? $$.height : $$.width); + return (base / $$.getMaxDataCount()) / 2; + }; + } + + return axis; + }; + c3_chart_internal_fn.updateXAxisTickValues = function (targets, axis) { + var $$ = this, config = $$.config, tickValues; + if (config.axis_x_tick_fit || config.axis_x_tick_count) { + tickValues = $$.generateTickValues($$.mapTargetsToUniqueXs(targets), config.axis_x_tick_count, $$.isTimeSeries()); + } + if (axis) { + axis.tickValues(tickValues); + } else { + $$.xAxis.tickValues(tickValues); + $$.subXAxis.tickValues(tickValues); + } + return tickValues; + }; + c3_chart_internal_fn.getYAxis = function (scale, orient, tickFormat, tickValues, withOuterTick) { + var axisParams = {withOuterTick: withOuterTick}, + axis = c3_axis(this.d3, axisParams).scale(scale).orient(orient).tickFormat(tickFormat); + if (this.isTimeSeriesY()) { + axis.ticks(this.d3.time[this.config.axis_y_tick_time_value], this.config.axis_y_tick_time_interval); + } else { + axis.tickValues(tickValues); + } + return axis; + }; + c3_chart_internal_fn.getAxisId = function (id) { + var config = this.config; + return id in config.data_axes ? config.data_axes[id] : 'y'; + }; + c3_chart_internal_fn.getXAxisTickFormat = function () { + var $$ = this, config = $$.config, + format = $$.isTimeSeries() ? $$.defaultAxisTimeFormat : $$.isCategorized() ? $$.categoryName : function (v) { return v < 0 ? v.toFixed(0) : v; }; + if (config.axis_x_tick_format) { + if (isFunction(config.axis_x_tick_format)) { + format = config.axis_x_tick_format; + } else if ($$.isTimeSeries()) { + format = function (date) { + return date ? $$.axisTimeFormat(config.axis_x_tick_format)(date) : ""; + }; + } + } + return isFunction(format) ? function (v) { return format.call($$, v); } : format; + }; + c3_chart_internal_fn.getAxisTickValues = function (tickValues, axis) { + return tickValues ? tickValues : axis ? axis.tickValues() : undefined; + }; + c3_chart_internal_fn.getXAxisTickValues = function () { + return this.getAxisTickValues(this.config.axis_x_tick_values, this.xAxis); + }; + c3_chart_internal_fn.getYAxisTickValues = function () { + return this.getAxisTickValues(this.config.axis_y_tick_values, this.yAxis); + }; + c3_chart_internal_fn.getY2AxisTickValues = function () { + return this.getAxisTickValues(this.config.axis_y2_tick_values, this.y2Axis); + }; + c3_chart_internal_fn.getAxisLabelOptionByAxisId = function (axisId) { + var $$ = this, config = $$.config, option; + if (axisId === 'y') { + option = config.axis_y_label; + } else if (axisId === 'y2') { + option = config.axis_y2_label; + } else if (axisId === 'x') { + option = config.axis_x_label; + } + return option; + }; + c3_chart_internal_fn.getAxisLabelText = function (axisId) { + var option = this.getAxisLabelOptionByAxisId(axisId); + return isString(option) ? option : option ? option.text : null; + }; + c3_chart_internal_fn.setAxisLabelText = function (axisId, text) { + var $$ = this, config = $$.config, + option = $$.getAxisLabelOptionByAxisId(axisId); + if (isString(option)) { + if (axisId === 'y') { + config.axis_y_label = text; + } else if (axisId === 'y2') { + config.axis_y2_label = text; + } else if (axisId === 'x') { + config.axis_x_label = text; + } + } else if (option) { + option.text = text; + } + }; + c3_chart_internal_fn.getAxisLabelPosition = function (axisId, defaultPosition) { + var option = this.getAxisLabelOptionByAxisId(axisId), + position = (option && typeof option === 'object' && option.position) ? option.position : defaultPosition; + return { + isInner: position.indexOf('inner') >= 0, + isOuter: position.indexOf('outer') >= 0, + isLeft: position.indexOf('left') >= 0, + isCenter: position.indexOf('center') >= 0, + isRight: position.indexOf('right') >= 0, + isTop: position.indexOf('top') >= 0, + isMiddle: position.indexOf('middle') >= 0, + isBottom: position.indexOf('bottom') >= 0 + }; + }; + c3_chart_internal_fn.getXAxisLabelPosition = function () { + return this.getAxisLabelPosition('x', this.config.axis_rotated ? 'inner-top' : 'inner-right'); + }; + c3_chart_internal_fn.getYAxisLabelPosition = function () { + return this.getAxisLabelPosition('y', this.config.axis_rotated ? 'inner-right' : 'inner-top'); + }; + c3_chart_internal_fn.getY2AxisLabelPosition = function () { + return this.getAxisLabelPosition('y2', this.config.axis_rotated ? 'inner-right' : 'inner-top'); + }; + c3_chart_internal_fn.getAxisLabelPositionById = function (id) { + return id === 'y2' ? this.getY2AxisLabelPosition() : id === 'y' ? this.getYAxisLabelPosition() : this.getXAxisLabelPosition(); + }; + c3_chart_internal_fn.textForXAxisLabel = function () { + return this.getAxisLabelText('x'); + }; + c3_chart_internal_fn.textForYAxisLabel = function () { + return this.getAxisLabelText('y'); + }; + c3_chart_internal_fn.textForY2AxisLabel = function () { + return this.getAxisLabelText('y2'); + }; + c3_chart_internal_fn.xForAxisLabel = function (forHorizontal, position) { + var $$ = this; + if (forHorizontal) { + return position.isLeft ? 0 : position.isCenter ? $$.width / 2 : $$.width; + } else { + return position.isBottom ? -$$.height : position.isMiddle ? -$$.height / 2 : 0; + } + }; + c3_chart_internal_fn.dxForAxisLabel = function (forHorizontal, position) { + if (forHorizontal) { + return position.isLeft ? "0.5em" : position.isRight ? "-0.5em" : "0"; + } else { + return position.isTop ? "-0.5em" : position.isBottom ? "0.5em" : "0"; + } + }; + c3_chart_internal_fn.textAnchorForAxisLabel = function (forHorizontal, position) { + if (forHorizontal) { + return position.isLeft ? 'start' : position.isCenter ? 'middle' : 'end'; + } else { + return position.isBottom ? 'start' : position.isMiddle ? 'middle' : 'end'; + } + }; + c3_chart_internal_fn.xForXAxisLabel = function () { + return this.xForAxisLabel(!this.config.axis_rotated, this.getXAxisLabelPosition()); + }; + c3_chart_internal_fn.xForYAxisLabel = function () { + return this.xForAxisLabel(this.config.axis_rotated, this.getYAxisLabelPosition()); + }; + c3_chart_internal_fn.xForY2AxisLabel = function () { + return this.xForAxisLabel(this.config.axis_rotated, this.getY2AxisLabelPosition()); + }; + c3_chart_internal_fn.dxForXAxisLabel = function () { + return this.dxForAxisLabel(!this.config.axis_rotated, this.getXAxisLabelPosition()); + }; + c3_chart_internal_fn.dxForYAxisLabel = function () { + return this.dxForAxisLabel(this.config.axis_rotated, this.getYAxisLabelPosition()); + }; + c3_chart_internal_fn.dxForY2AxisLabel = function () { + return this.dxForAxisLabel(this.config.axis_rotated, this.getY2AxisLabelPosition()); + }; + c3_chart_internal_fn.dyForXAxisLabel = function () { + var $$ = this, config = $$.config, + position = $$.getXAxisLabelPosition(); + if (config.axis_rotated) { + return position.isInner ? "1.2em" : -25 - $$.getMaxTickWidth('x'); + } else { + return position.isInner ? "-0.5em" : config.axis_x_height ? config.axis_x_height - 10 : "3em"; + } + }; + c3_chart_internal_fn.dyForYAxisLabel = function () { + var $$ = this, + position = $$.getYAxisLabelPosition(); + if ($$.config.axis_rotated) { + return position.isInner ? "-0.5em" : "3em"; + } else { + return position.isInner ? "1.2em" : -10 - ($$.config.axis_y_inner ? 0 : ($$.getMaxTickWidth('y') + 10)); + } + }; + c3_chart_internal_fn.dyForY2AxisLabel = function () { + var $$ = this, + position = $$.getY2AxisLabelPosition(); + if ($$.config.axis_rotated) { + return position.isInner ? "1.2em" : "-2.2em"; + } else { + return position.isInner ? "-0.5em" : 15 + ($$.config.axis_y2_inner ? 0 : (this.getMaxTickWidth('y2') + 15)); + } + }; + c3_chart_internal_fn.textAnchorForXAxisLabel = function () { + var $$ = this; + return $$.textAnchorForAxisLabel(!$$.config.axis_rotated, $$.getXAxisLabelPosition()); + }; + c3_chart_internal_fn.textAnchorForYAxisLabel = function () { + var $$ = this; + return $$.textAnchorForAxisLabel($$.config.axis_rotated, $$.getYAxisLabelPosition()); + }; + c3_chart_internal_fn.textAnchorForY2AxisLabel = function () { + var $$ = this; + return $$.textAnchorForAxisLabel($$.config.axis_rotated, $$.getY2AxisLabelPosition()); + }; + + c3_chart_internal_fn.xForRotatedTickText = function (r) { + return 8 * Math.sin(Math.PI * (r / 180)); + }; + c3_chart_internal_fn.yForRotatedTickText = function (r) { + return 11.5 - 2.5 * (r / 15) * (r > 0 ? 1 : -1); + }; + c3_chart_internal_fn.rotateTickText = function (axis, transition, rotate) { + axis.selectAll('.tick text') + .style("text-anchor", rotate > 0 ? "start" : "end"); + transition.selectAll('.tick text') + .attr("y", this.yForRotatedTickText(rotate)) + .attr("transform", "rotate(" + rotate + ")") + .selectAll('tspan') + .attr('dx', this.xForRotatedTickText(rotate)); + }; + + c3_chart_internal_fn.getMaxTickWidth = function (id, withoutRecompute) { + var $$ = this, config = $$.config, + maxWidth = 0, targetsToShow, scale, axis, body, svg; + if (withoutRecompute && $$.currentMaxTickWidths[id]) { + return $$.currentMaxTickWidths[id]; + } + if ($$.svg) { + targetsToShow = $$.filterTargetsToShow($$.data.targets); + if (id === 'y') { + scale = $$.y.copy().domain($$.getYDomain(targetsToShow, 'y')); + axis = $$.getYAxis(scale, $$.yOrient, config.axis_y_tick_format, $$.yAxisTickValues); + } else if (id === 'y2') { + scale = $$.y2.copy().domain($$.getYDomain(targetsToShow, 'y2')); + axis = $$.getYAxis(scale, $$.y2Orient, config.axis_y2_tick_format, $$.y2AxisTickValues); + } else { + scale = $$.x.copy().domain($$.getXDomain(targetsToShow)); + axis = $$.getXAxis(scale, $$.xOrient, $$.xAxisTickFormat, $$.xAxisTickValues); + $$.updateXAxisTickValues(targetsToShow, axis); + } + body = this.d3.select('body').classed('c3', true); + svg = body.append('svg').style('visibility', 'hidden'); + svg.append('g').call(axis).each(function () { + $$.d3.select(this).selectAll('text tspan').each(function () { + var box = this.getBoundingClientRect(); + if (box.left >= 0 && maxWidth < box.width) { maxWidth = box.width; } + }); + }); + // TODO: time lag to get maxWidth + window.setTimeout(function () { + svg.remove(); + }, 100); + body.classed('c3', false); + } + $$.currentMaxTickWidths[id] = maxWidth <= 0 ? $$.currentMaxTickWidths[id] : maxWidth; + return $$.currentMaxTickWidths[id]; + }; + + c3_chart_internal_fn.updateAxisLabels = function (withTransition) { + var $$ = this; + var axisXLabel = $$.main.select('.' + CLASS.axisX + ' .' + CLASS.axisXLabel), + axisYLabel = $$.main.select('.' + CLASS.axisY + ' .' + CLASS.axisYLabel), + axisY2Label = $$.main.select('.' + CLASS.axisY2 + ' .' + CLASS.axisY2Label); + (withTransition ? axisXLabel.transition() : axisXLabel) + .attr("x", $$.xForXAxisLabel.bind($$)) + .attr("dx", $$.dxForXAxisLabel.bind($$)) + .attr("dy", $$.dyForXAxisLabel.bind($$)) + .text($$.textForXAxisLabel.bind($$)); + (withTransition ? axisYLabel.transition() : axisYLabel) + .attr("x", $$.xForYAxisLabel.bind($$)) + .attr("dx", $$.dxForYAxisLabel.bind($$)) + .attr("dy", $$.dyForYAxisLabel.bind($$)) + .text($$.textForYAxisLabel.bind($$)); + (withTransition ? axisY2Label.transition() : axisY2Label) + .attr("x", $$.xForY2AxisLabel.bind($$)) + .attr("dx", $$.dxForY2AxisLabel.bind($$)) + .attr("dy", $$.dyForY2AxisLabel.bind($$)) + .text($$.textForY2AxisLabel.bind($$)); + }; + + c3_chart_internal_fn.getAxisPadding = function (padding, key, defaultValue, domainLength) { + if (!isValue(padding[key])) { + return defaultValue; + } + if (padding.unit === 'ratio') { + return padding[key] * domainLength; + } + // assume padding is pixels if unit is not specified + return this.convertPixelsToAxisPadding(padding[key], domainLength); + }; + c3_chart_internal_fn.convertPixelsToAxisPadding = function (pixels, domainLength) { + var length = this.config.axis_rotated ? this.width : this.height; + return domainLength * (pixels / length); + }; + + c3_chart_internal_fn.generateTickValues = function (values, tickCount, forTimeSeries) { + var tickValues = values, targetCount, start, end, count, interval, i, tickValue; + if (tickCount) { + targetCount = isFunction(tickCount) ? tickCount() : tickCount; + // compute ticks according to tickCount + if (targetCount === 1) { + tickValues = [values[0]]; + } else if (targetCount === 2) { + tickValues = [values[0], values[values.length - 1]]; + } else if (targetCount > 2) { + count = targetCount - 2; + start = values[0]; + end = values[values.length - 1]; + interval = (end - start) / (count + 1); + // re-construct unique values + tickValues = [start]; + for (i = 0; i < count; i++) { + tickValue = +start + interval * (i + 1); + tickValues.push(forTimeSeries ? new Date(tickValue) : tickValue); + } + tickValues.push(end); + } + } + if (!forTimeSeries) { tickValues = tickValues.sort(function (a, b) { return a - b; }); } + return tickValues; + }; + c3_chart_internal_fn.generateAxisTransitions = function (duration) { + var $$ = this, axes = $$.axes; + return { + axisX: duration ? axes.x.transition().duration(duration) : axes.x, + axisY: duration ? axes.y.transition().duration(duration) : axes.y, + axisY2: duration ? axes.y2.transition().duration(duration) : axes.y2, + axisSubX: duration ? axes.subx.transition().duration(duration) : axes.subx + }; + }; + c3_chart_internal_fn.redrawAxis = function (transitions, isHidden) { + var $$ = this, config = $$.config; + $$.axes.x.style("opacity", isHidden ? 0 : 1); + $$.axes.y.style("opacity", isHidden ? 0 : 1); + $$.axes.y2.style("opacity", isHidden ? 0 : 1); + $$.axes.subx.style("opacity", isHidden ? 0 : 1); + transitions.axisX.call($$.xAxis); + transitions.axisY.call($$.yAxis); + transitions.axisY2.call($$.y2Axis); + transitions.axisSubX.call($$.subXAxis); + // rotate tick text if needed + if (!config.axis_rotated && config.axis_x_tick_rotate) { + $$.rotateTickText($$.axes.x, transitions.axisX, config.axis_x_tick_rotate); + $$.rotateTickText($$.axes.subx, transitions.axisSubX, config.axis_x_tick_rotate); + } + }; + + c3_chart_internal_fn.getClipPath = function (id) { + var isIE9 = window.navigator.appVersion.toLowerCase().indexOf("msie 9.") >= 0; + return "url(" + (isIE9 ? "" : document.URL.split('#')[0]) + "#" + id + ")"; + }; + c3_chart_internal_fn.appendClip = function (parent, id) { + return parent.append("clipPath").attr("id", id).append("rect"); + }; + c3_chart_internal_fn.getAxisClipX = function (forHorizontal) { + // axis line width + padding for left + var left = Math.max(30, this.margin.left); + return forHorizontal ? -(1 + left) : -(left - 1); + }; + c3_chart_internal_fn.getAxisClipY = function (forHorizontal) { + return forHorizontal ? -20 : -this.margin.top; + }; + c3_chart_internal_fn.getXAxisClipX = function () { + var $$ = this; + return $$.getAxisClipX(!$$.config.axis_rotated); + }; + c3_chart_internal_fn.getXAxisClipY = function () { + var $$ = this; + return $$.getAxisClipY(!$$.config.axis_rotated); + }; + c3_chart_internal_fn.getYAxisClipX = function () { + var $$ = this; + return $$.config.axis_y_inner ? -1 : $$.getAxisClipX($$.config.axis_rotated); + }; + c3_chart_internal_fn.getYAxisClipY = function () { + var $$ = this; + return $$.getAxisClipY($$.config.axis_rotated); + }; + c3_chart_internal_fn.getAxisClipWidth = function (forHorizontal) { + var $$ = this, + left = Math.max(30, $$.margin.left), + right = Math.max(30, $$.margin.right); + // width + axis line width + padding for left/right + return forHorizontal ? $$.width + 2 + left + right : $$.margin.left + 20; + }; + c3_chart_internal_fn.getAxisClipHeight = function (forHorizontal) { + // less than 20 is not enough to show the axis label 'outer' without legend + return (forHorizontal ? this.margin.bottom : (this.margin.top + this.height)) + 20; + }; + c3_chart_internal_fn.getXAxisClipWidth = function () { + var $$ = this; + return $$.getAxisClipWidth(!$$.config.axis_rotated); + }; + c3_chart_internal_fn.getXAxisClipHeight = function () { + var $$ = this; + return $$.getAxisClipHeight(!$$.config.axis_rotated); + }; + c3_chart_internal_fn.getYAxisClipWidth = function () { + var $$ = this; + return $$.getAxisClipWidth($$.config.axis_rotated) + ($$.config.axis_y_inner ? 20 : 0); + }; + c3_chart_internal_fn.getYAxisClipHeight = function () { + var $$ = this; + return $$.getAxisClipHeight($$.config.axis_rotated); + }; + + c3_chart_internal_fn.initPie = function () { + var $$ = this, d3 = $$.d3, config = $$.config; + $$.pie = d3.layout.pie().value(function (d) { + return d.values.reduce(function (a, b) { return a + b.value; }, 0); + }); + if (!config.data_order) { + $$.pie.sort(null); + } + }; + + c3_chart_internal_fn.updateRadius = function () { + var $$ = this, config = $$.config, + w = config.gauge_width || config.donut_width; + $$.radiusExpanded = Math.min($$.arcWidth, $$.arcHeight) / 2; + $$.radius = $$.radiusExpanded * 0.95; + $$.innerRadiusRatio = w ? ($$.radius - w) / $$.radius : 0.6; + $$.innerRadius = $$.hasType('donut') || $$.hasType('gauge') ? $$.radius * $$.innerRadiusRatio : 0; + }; + + c3_chart_internal_fn.updateArc = function () { + var $$ = this; + $$.svgArc = $$.getSvgArc(); + $$.svgArcExpanded = $$.getSvgArcExpanded(); + $$.svgArcExpandedSub = $$.getSvgArcExpanded(0.98); + }; + + c3_chart_internal_fn.updateAngle = function (d) { + var $$ = this, config = $$.config, + found = false, index = 0, + gMin = config.gauge_min, gMax = config.gauge_max, gTic, gValue; + $$.pie($$.filterTargetsToShow($$.data.targets)).forEach(function (t) { + if (! found && t.data.id === d.data.id) { + found = true; + d = t; + d.index = index; + } + index++; + }); + if (isNaN(d.endAngle)) { + d.endAngle = d.startAngle; + } + if ($$.isGaugeType(d.data)) { + gTic = (Math.PI) / (gMax - gMin); + gValue = d.value < gMin ? 0 : d.value < gMax ? d.value - gMin : (gMax - gMin); + d.startAngle = -1 * (Math.PI / 2); + d.endAngle = d.startAngle + gTic * gValue; + } + return found ? d : null; + }; + + c3_chart_internal_fn.getSvgArc = function () { + var $$ = this, + arc = $$.d3.svg.arc().outerRadius($$.radius).innerRadius($$.innerRadius), + newArc = function (d, withoutUpdate) { + var updated; + if (withoutUpdate) { return arc(d); } // for interpolate + updated = $$.updateAngle(d); + return updated ? arc(updated) : "M 0 0"; + }; + // TODO: extends all function + newArc.centroid = arc.centroid; + return newArc; + }; + + c3_chart_internal_fn.getSvgArcExpanded = function (rate) { + var $$ = this, + arc = $$.d3.svg.arc().outerRadius($$.radiusExpanded * (rate ? rate : 1)).innerRadius($$.innerRadius); + return function (d) { + var updated = $$.updateAngle(d); + return updated ? arc(updated) : "M 0 0"; + }; + }; + + c3_chart_internal_fn.getArc = function (d, withoutUpdate, force) { + return force || this.isArcType(d.data) ? this.svgArc(d, withoutUpdate) : "M 0 0"; + }; + + + c3_chart_internal_fn.transformForArcLabel = function (d) { + var $$ = this, + updated = $$.updateAngle(d), c, x, y, h, ratio, translate = ""; + if (updated && !$$.hasType('gauge')) { + c = this.svgArc.centroid(updated); + x = isNaN(c[0]) ? 0 : c[0]; + y = isNaN(c[1]) ? 0 : c[1]; + h = Math.sqrt(x * x + y * y); + // TODO: ratio should be an option? + ratio = $$.radius && h ? (36 / $$.radius > 0.375 ? 1.175 - 36 / $$.radius : 0.8) * $$.radius / h : 0; + translate = "translate(" + (x * ratio) + ',' + (y * ratio) + ")"; + } + return translate; + }; + + c3_chart_internal_fn.getArcRatio = function (d) { + var $$ = this, + whole = $$.hasType('gauge') ? Math.PI : (Math.PI * 2); + return d ? (d.endAngle - d.startAngle) / whole : null; + }; + + c3_chart_internal_fn.convertToArcData = function (d) { + return this.addName({ + id: d.data.id, + value: d.value, + ratio: this.getArcRatio(d), + index: d.index + }); + }; + + c3_chart_internal_fn.textForArcLabel = function (d) { + var $$ = this, + updated, value, ratio, id, format; + if (! $$.shouldShowArcLabel()) { return ""; } + updated = $$.updateAngle(d); + value = updated ? updated.value : null; + ratio = $$.getArcRatio(updated); + id = d.data.id; + if (! $$.hasType('gauge') && ! $$.meetsArcLabelThreshold(ratio)) { return ""; } + format = $$.getArcLabelFormat(); + return format ? format(value, ratio, id) : $$.defaultArcValueFormat(value, ratio); + }; + + c3_chart_internal_fn.expandArc = function (targetIds) { + var $$ = this, interval; + + // MEMO: avoid to cancel transition + if ($$.transiting) { + interval = window.setInterval(function () { + if (!$$.transiting) { + window.clearInterval(interval); + if ($$.legend.selectAll('.c3-legend-item-focused').size() > 0) { + $$.expandArc(targetIds); + } + } + }, 10); + return; + } + + targetIds = $$.mapToTargetIds(targetIds); + + $$.svg.selectAll($$.selectorTargets(targetIds, '.' + CLASS.chartArc)).each(function (d) { + if (! $$.shouldExpand(d.data.id)) { return; } + $$.d3.select(this).selectAll('path') + .transition().duration(50) + .attr("d", $$.svgArcExpanded) + .transition().duration(100) + .attr("d", $$.svgArcExpandedSub) + .each(function (d) { + if ($$.isDonutType(d.data)) { + // callback here + } + }); + }); + }; + + c3_chart_internal_fn.unexpandArc = function (targetIds) { + var $$ = this; + + if ($$.transiting) { return; } + + targetIds = $$.mapToTargetIds(targetIds); + + $$.svg.selectAll($$.selectorTargets(targetIds, '.' + CLASS.chartArc)).selectAll('path') + .transition().duration(50) + .attr("d", $$.svgArc); + $$.svg.selectAll('.' + CLASS.arc) + .style("opacity", 1); + }; + + c3_chart_internal_fn.shouldExpand = function (id) { + var $$ = this, config = $$.config; + return ($$.isDonutType(id) && config.donut_expand) || ($$.isGaugeType(id) && config.gauge_expand) || ($$.isPieType(id) && config.pie_expand); + }; + + c3_chart_internal_fn.shouldShowArcLabel = function () { + var $$ = this, config = $$.config, shouldShow = true; + if ($$.hasType('donut')) { + shouldShow = config.donut_label_show; + } else if ($$.hasType('pie')) { + shouldShow = config.pie_label_show; + } + // when gauge, always true + return shouldShow; + }; + + c3_chart_internal_fn.meetsArcLabelThreshold = function (ratio) { + var $$ = this, config = $$.config, + threshold = $$.hasType('donut') ? config.donut_label_threshold : config.pie_label_threshold; + return ratio >= threshold; + }; + + c3_chart_internal_fn.getArcLabelFormat = function () { + var $$ = this, config = $$.config, + format = config.pie_label_format; + if ($$.hasType('gauge')) { + format = config.gauge_label_format; + } else if ($$.hasType('donut')) { + format = config.donut_label_format; + } + return format; + }; + + c3_chart_internal_fn.getArcTitle = function () { + var $$ = this; + return $$.hasType('donut') ? $$.config.donut_title : ""; + }; + + c3_chart_internal_fn.updateTargetsForArc = function (targets) { + var $$ = this, main = $$.main, + mainPieUpdate, mainPieEnter, + classChartArc = $$.classChartArc.bind($$), + classArcs = $$.classArcs.bind($$), + classFocus = $$.classFocus.bind($$); + mainPieUpdate = main.select('.' + CLASS.chartArcs).selectAll('.' + CLASS.chartArc) + .data($$.pie(targets)) + .attr("class", function (d) { return classChartArc(d) + classFocus(d.data); }); + mainPieEnter = mainPieUpdate.enter().append("g") + .attr("class", classChartArc); + mainPieEnter.append('g') + .attr('class', classArcs); + mainPieEnter.append("text") + .attr("dy", $$.hasType('gauge') ? "-.1em" : ".35em") + .style("opacity", 0) + .style("text-anchor", "middle") + .style("pointer-events", "none"); + // MEMO: can not keep same color..., but not bad to update color in redraw + //mainPieUpdate.exit().remove(); + }; + + c3_chart_internal_fn.initArc = function () { + var $$ = this; + $$.arcs = $$.main.select('.' + CLASS.chart).append("g") + .attr("class", CLASS.chartArcs) + .attr("transform", $$.getTranslate('arc')); + $$.arcs.append('text') + .attr('class', CLASS.chartArcsTitle) + .style("text-anchor", "middle") + .text($$.getArcTitle()); + }; + + c3_chart_internal_fn.redrawArc = function (duration, durationForExit, withTransform) { + var $$ = this, d3 = $$.d3, config = $$.config, main = $$.main, + mainArc; + mainArc = main.selectAll('.' + CLASS.arcs).selectAll('.' + CLASS.arc) + .data($$.arcData.bind($$)); + mainArc.enter().append('path') + .attr("class", $$.classArc.bind($$)) + .style("fill", function (d) { return $$.color(d.data); }) + .style("cursor", function (d) { return config.interaction_enabled && config.data_selection_isselectable(d) ? "pointer" : null; }) + .style("opacity", 0) + .each(function (d) { + if ($$.isGaugeType(d.data)) { + d.startAngle = d.endAngle = -1 * (Math.PI / 2); + } + this._current = d; + }); + mainArc + .attr("transform", function (d) { return !$$.isGaugeType(d.data) && withTransform ? "scale(0)" : ""; }) + .style("opacity", function (d) { return d === this._current ? 0 : 1; }) + .on('mouseover', config.interaction_enabled ? function (d) { + var updated, arcData; + if ($$.transiting) { // skip while transiting + return; + } + updated = $$.updateAngle(d); + arcData = $$.convertToArcData(updated); + // transitions + $$.expandArc(updated.data.id); + $$.api.focus(updated.data.id); + $$.toggleFocusLegend(updated.data.id, true); + $$.config.data_onmouseover(arcData, this); + } : null) + .on('mousemove', config.interaction_enabled ? function (d) { + var updated = $$.updateAngle(d), + arcData = $$.convertToArcData(updated), + selectedData = [arcData]; + $$.showTooltip(selectedData, this); + } : null) + .on('mouseout', config.interaction_enabled ? function (d) { + var updated, arcData; + if ($$.transiting) { // skip while transiting + return; + } + updated = $$.updateAngle(d); + arcData = $$.convertToArcData(updated); + // transitions + $$.unexpandArc(updated.data.id); + $$.api.revert(); + $$.revertLegend(); + $$.hideTooltip(); + $$.config.data_onmouseout(arcData, this); + } : null) + .on('click', config.interaction_enabled ? function (d, i) { + var updated = $$.updateAngle(d), + arcData = $$.convertToArcData(updated); + if ($$.toggleShape) { $$.toggleShape(this, arcData, i); } + $$.config.data_onclick.call($$.api, arcData, this); + } : null) + .each(function () { $$.transiting = true; }) + .transition().duration(duration) + .attrTween("d", function (d) { + var updated = $$.updateAngle(d), interpolate; + if (! updated) { + return function () { return "M 0 0"; }; + } + // if (this._current === d) { + // this._current = { + // startAngle: Math.PI*2, + // endAngle: Math.PI*2, + // }; + // } + if (isNaN(this._current.endAngle)) { + this._current.endAngle = this._current.startAngle; + } + interpolate = d3.interpolate(this._current, updated); + this._current = interpolate(0); + return function (t) { + var interpolated = interpolate(t); + interpolated.data = d.data; // data.id will be updated by interporator + return $$.getArc(interpolated, true); + }; + }) + .attr("transform", withTransform ? "scale(1)" : "") + .style("fill", function (d) { + return $$.levelColor ? $$.levelColor(d.data.values[0].value) : $$.color(d.data.id); + }) // Where gauge reading color would receive customization. + .style("opacity", 1) + .call($$.endall, function () { + $$.transiting = false; + }); + mainArc.exit().transition().duration(durationForExit) + .style('opacity', 0) + .remove(); + main.selectAll('.' + CLASS.chartArc).select('text') + .style("opacity", 0) + .attr('class', function (d) { return $$.isGaugeType(d.data) ? CLASS.gaugeValue : ''; }) + .text($$.textForArcLabel.bind($$)) + .attr("transform", $$.transformForArcLabel.bind($$)) + .style('font-size', function (d) { return $$.isGaugeType(d.data) ? Math.round($$.radius / 5) + 'px' : ''; }) + .transition().duration(duration) + .style("opacity", function (d) { return $$.isTargetToShow(d.data.id) && $$.isArcType(d.data) ? 1 : 0; }); + main.select('.' + CLASS.chartArcsTitle) + .style("opacity", $$.hasType('donut') || $$.hasType('gauge') ? 1 : 0); + + if ($$.hasType('gauge')) { + $$.arcs.select('.' + CLASS.chartArcsBackground) + .attr("d", function () { + var d = { + data: [{value: config.gauge_max}], + startAngle: -1 * (Math.PI / 2), + endAngle: Math.PI / 2 + }; + return $$.getArc(d, true, true); + }); + $$.arcs.select('.' + CLASS.chartArcsGaugeUnit) + .attr("dy", ".75em") + .text(config.gauge_label_show ? config.gauge_units : ''); + $$.arcs.select('.' + CLASS.chartArcsGaugeMin) + .attr("dx", -1 * ($$.innerRadius + (($$.radius - $$.innerRadius) / 2)) + "px") + .attr("dy", "1.2em") + .text(config.gauge_label_show ? config.gauge_min : ''); + $$.arcs.select('.' + CLASS.chartArcsGaugeMax) + .attr("dx", $$.innerRadius + (($$.radius - $$.innerRadius) / 2) + "px") + .attr("dy", "1.2em") + .text(config.gauge_label_show ? config.gauge_max : ''); + } + }; + c3_chart_internal_fn.initGauge = function () { + var arcs = this.arcs; + if (this.hasType('gauge')) { + arcs.append('path') + .attr("class", CLASS.chartArcsBackground); + arcs.append("text") + .attr("class", CLASS.chartArcsGaugeUnit) + .style("text-anchor", "middle") + .style("pointer-events", "none"); + arcs.append("text") + .attr("class", CLASS.chartArcsGaugeMin) + .style("text-anchor", "middle") + .style("pointer-events", "none"); + arcs.append("text") + .attr("class", CLASS.chartArcsGaugeMax) + .style("text-anchor", "middle") + .style("pointer-events", "none"); + } + }; + c3_chart_internal_fn.getGaugeLabelHeight = function () { + return this.config.gauge_label_show ? 20 : 0; + }; + + c3_chart_internal_fn.initRegion = function () { + var $$ = this; + $$.region = $$.main.append('g') + .attr("clip-path", $$.clipPath) + .attr("class", CLASS.regions); + }; + c3_chart_internal_fn.updateRegion = function (duration) { + var $$ = this, config = $$.config; + + // hide if arc type + $$.region.style('visibility', $$.hasArcType() ? 'hidden' : 'visible'); + + $$.mainRegion = $$.main.select('.' + CLASS.regions).selectAll('.' + CLASS.region) + .data(config.regions); + $$.mainRegion.enter().append('g') + .attr('class', $$.classRegion.bind($$)) + .append('rect') + .style("fill-opacity", 0); + $$.mainRegion.exit().transition().duration(duration) + .style("opacity", 0) + .remove(); + }; + c3_chart_internal_fn.redrawRegion = function (withTransition) { + var $$ = this, + regions = $$.mainRegion.selectAll('rect'), + x = $$.regionX.bind($$), + y = $$.regionY.bind($$), + w = $$.regionWidth.bind($$), + h = $$.regionHeight.bind($$); + return [ + (withTransition ? regions.transition() : regions) + .attr("x", x) + .attr("y", y) + .attr("width", w) + .attr("height", h) + .style("fill-opacity", function (d) { return isValue(d.opacity) ? d.opacity : 0.1; }) + ]; + }; + c3_chart_internal_fn.regionX = function (d) { + var $$ = this, config = $$.config, + xPos, yScale = d.axis === 'y' ? $$.y : $$.y2; + if (d.axis === 'y' || d.axis === 'y2') { + xPos = config.axis_rotated ? ('start' in d ? yScale(d.start) : 0) : 0; + } else { + xPos = config.axis_rotated ? 0 : ('start' in d ? $$.x($$.isTimeSeries() ? $$.parseDate(d.start) : d.start) : 0); + } + return xPos; + }; + c3_chart_internal_fn.regionY = function (d) { + var $$ = this, config = $$.config, + yPos, yScale = d.axis === 'y' ? $$.y : $$.y2; + if (d.axis === 'y' || d.axis === 'y2') { + yPos = config.axis_rotated ? 0 : ('end' in d ? yScale(d.end) : 0); + } else { + yPos = config.axis_rotated ? ('start' in d ? $$.x($$.isTimeSeries() ? $$.parseDate(d.start) : d.start) : 0) : 0; + } + return yPos; + }; + c3_chart_internal_fn.regionWidth = function (d) { + var $$ = this, config = $$.config, + start = $$.regionX(d), end, yScale = d.axis === 'y' ? $$.y : $$.y2; + if (d.axis === 'y' || d.axis === 'y2') { + end = config.axis_rotated ? ('end' in d ? yScale(d.end) : $$.width) : $$.width; + } else { + end = config.axis_rotated ? $$.width : ('end' in d ? $$.x($$.isTimeSeries() ? $$.parseDate(d.end) : d.end) : $$.width); + } + return end < start ? 0 : end - start; + }; + c3_chart_internal_fn.regionHeight = function (d) { + var $$ = this, config = $$.config, + start = this.regionY(d), end, yScale = d.axis === 'y' ? $$.y : $$.y2; + if (d.axis === 'y' || d.axis === 'y2') { + end = config.axis_rotated ? $$.height : ('start' in d ? yScale(d.start) : $$.height); + } else { + end = config.axis_rotated ? ('end' in d ? $$.x($$.isTimeSeries() ? $$.parseDate(d.end) : d.end) : $$.height) : $$.height; + } + return end < start ? 0 : end - start; + }; + c3_chart_internal_fn.isRegionOnX = function (d) { + return !d.axis || d.axis === 'x'; + }; + + c3_chart_internal_fn.drag = function (mouse) { + var $$ = this, config = $$.config, main = $$.main, d3 = $$.d3; + var sx, sy, mx, my, minX, maxX, minY, maxY; + + if ($$.hasArcType()) { return; } + if (! config.data_selection_enabled) { return; } // do nothing if not selectable + if (config.zoom_enabled && ! $$.zoom.altDomain) { return; } // skip if zoomable because of conflict drag dehavior + if (!config.data_selection_multiple) { return; } // skip when single selection because drag is used for multiple selection + + sx = $$.dragStart[0]; + sy = $$.dragStart[1]; + mx = mouse[0]; + my = mouse[1]; + minX = Math.min(sx, mx); + maxX = Math.max(sx, mx); + minY = (config.data_selection_grouped) ? $$.margin.top : Math.min(sy, my); + maxY = (config.data_selection_grouped) ? $$.height : Math.max(sy, my); + + main.select('.' + CLASS.dragarea) + .attr('x', minX) + .attr('y', minY) + .attr('width', maxX - minX) + .attr('height', maxY - minY); + // TODO: binary search when multiple xs + main.selectAll('.' + CLASS.shapes).selectAll('.' + CLASS.shape) + .filter(function (d) { return config.data_selection_isselectable(d); }) + .each(function (d, i) { + var shape = d3.select(this), + isSelected = shape.classed(CLASS.SELECTED), + isIncluded = shape.classed(CLASS.INCLUDED), + _x, _y, _w, _h, toggle, isWithin = false, box; + if (shape.classed(CLASS.circle)) { + _x = shape.attr("cx") * 1; + _y = shape.attr("cy") * 1; + toggle = $$.togglePoint; + isWithin = minX < _x && _x < maxX && minY < _y && _y < maxY; + } + else if (shape.classed(CLASS.bar)) { + box = getPathBox(this); + _x = box.x; + _y = box.y; + _w = box.width; + _h = box.height; + toggle = $$.togglePath; + isWithin = !(maxX < _x || _x + _w < minX) && !(maxY < _y || _y + _h < minY); + } else { + // line/area selection not supported yet + return; + } + if (isWithin ^ isIncluded) { + shape.classed(CLASS.INCLUDED, !isIncluded); + // TODO: included/unincluded callback here + shape.classed(CLASS.SELECTED, !isSelected); + toggle.call($$, !isSelected, shape, d, i); + } + }); + }; + + c3_chart_internal_fn.dragstart = function (mouse) { + var $$ = this, config = $$.config; + if ($$.hasArcType()) { return; } + if (! config.data_selection_enabled) { return; } // do nothing if not selectable + $$.dragStart = mouse; + $$.main.select('.' + CLASS.chart).append('rect') + .attr('class', CLASS.dragarea) + .style('opacity', 0.1); + $$.dragging = true; + }; + + c3_chart_internal_fn.dragend = function () { + var $$ = this, config = $$.config; + if ($$.hasArcType()) { return; } + if (! config.data_selection_enabled) { return; } // do nothing if not selectable + $$.main.select('.' + CLASS.dragarea) + .transition().duration(100) + .style('opacity', 0) + .remove(); + $$.main.selectAll('.' + CLASS.shape) + .classed(CLASS.INCLUDED, false); + $$.dragging = false; + }; + + c3_chart_internal_fn.selectPoint = function (target, d, i) { + var $$ = this, config = $$.config, + cx = (config.axis_rotated ? $$.circleY : $$.circleX).bind($$), + cy = (config.axis_rotated ? $$.circleX : $$.circleY).bind($$), + r = $$.pointSelectR.bind($$); + config.data_onselected.call($$.api, d, target.node()); + // add selected-circle on low layer g + $$.main.select('.' + CLASS.selectedCircles + $$.getTargetSelectorSuffix(d.id)).selectAll('.' + CLASS.selectedCircle + '-' + i) + .data([d]) + .enter().append('circle') + .attr("class", function () { return $$.generateClass(CLASS.selectedCircle, i); }) + .attr("cx", cx) + .attr("cy", cy) + .attr("stroke", function () { return $$.color(d); }) + .attr("r", function (d) { return $$.pointSelectR(d) * 1.4; }) + .transition().duration(100) + .attr("r", r); + }; + c3_chart_internal_fn.unselectPoint = function (target, d, i) { + var $$ = this; + $$.config.data_onunselected(d, target.node()); + // remove selected-circle from low layer g + $$.main.select('.' + CLASS.selectedCircles + $$.getTargetSelectorSuffix(d.id)).selectAll('.' + CLASS.selectedCircle + '-' + i) + .transition().duration(100).attr('r', 0) + .remove(); + }; + c3_chart_internal_fn.togglePoint = function (selected, target, d, i) { + selected ? this.selectPoint(target, d, i) : this.unselectPoint(target, d, i); + }; + c3_chart_internal_fn.selectPath = function (target, d) { + var $$ = this; + $$.config.data_onselected.call($$, d, target.node()); + target.transition().duration(100) + .style("fill", function () { return $$.d3.rgb($$.color(d)).brighter(0.75); }); + }; + c3_chart_internal_fn.unselectPath = function (target, d) { + var $$ = this; + $$.config.data_onunselected.call($$, d, target.node()); + target.transition().duration(100) + .style("fill", function () { return $$.color(d); }); + }; + c3_chart_internal_fn.togglePath = function (selected, target, d, i) { + selected ? this.selectPath(target, d, i) : this.unselectPath(target, d, i); + }; + c3_chart_internal_fn.getToggle = function (that, d) { + var $$ = this, toggle; + if (that.nodeName === 'circle') { + if ($$.isStepType(d)) { + // circle is hidden in step chart, so treat as within the click area + toggle = function () {}; // TODO: how to select step chart? + } else { + toggle = $$.togglePoint; + } + } + else if (that.nodeName === 'path') { + toggle = $$.togglePath; + } + return toggle; + }; + c3_chart_internal_fn.toggleShape = function (that, d, i) { + var $$ = this, d3 = $$.d3, config = $$.config, + shape = d3.select(that), isSelected = shape.classed(CLASS.SELECTED), + toggle = $$.getToggle(that, d).bind($$); + + if (config.data_selection_enabled && config.data_selection_isselectable(d)) { + if (!config.data_selection_multiple) { + $$.main.selectAll('.' + CLASS.shapes + (config.data_selection_grouped ? $$.getTargetSelectorSuffix(d.id) : "")).selectAll('.' + CLASS.shape).each(function (d, i) { + var shape = d3.select(this); + if (shape.classed(CLASS.SELECTED)) { toggle(false, shape.classed(CLASS.SELECTED, false), d, i); } + }); + } + shape.classed(CLASS.SELECTED, !isSelected); + toggle(!isSelected, shape, d, i); + } + }; + + c3_chart_internal_fn.initBrush = function () { + var $$ = this, d3 = $$.d3; + $$.brush = d3.svg.brush().on("brush", function () { $$.redrawForBrush(); }); + $$.brush.update = function () { + if ($$.context) { $$.context.select('.' + CLASS.brush).call(this); } + return this; + }; + $$.brush.scale = function (scale) { + return $$.config.axis_rotated ? this.y(scale) : this.x(scale); + }; + }; + c3_chart_internal_fn.initSubchart = function () { + var $$ = this, config = $$.config, + context = $$.context = $$.svg.append("g").attr("transform", $$.getTranslate('context')); + + context.style('visibility', config.subchart_show ? 'visible' : 'hidden'); + + // Define g for chart area + context.append('g') + .attr("clip-path", $$.clipPathForSubchart) + .attr('class', CLASS.chart); + + // Define g for bar chart area + context.select('.' + CLASS.chart).append("g") + .attr("class", CLASS.chartBars); + + // Define g for line chart area + context.select('.' + CLASS.chart).append("g") + .attr("class", CLASS.chartLines); + + // Add extent rect for Brush + context.append("g") + .attr("clip-path", $$.clipPath) + .attr("class", CLASS.brush) + .call($$.brush); + + // ATTENTION: This must be called AFTER chart added + // Add Axis + $$.axes.subx = context.append("g") + .attr("class", CLASS.axisX) + .attr("transform", $$.getTranslate('subx')) + .attr("clip-path", config.axis_rotated ? "" : $$.clipPathForXAxis); + }; + c3_chart_internal_fn.updateTargetsForSubchart = function (targets) { + var $$ = this, context = $$.context, config = $$.config, + contextLineEnter, contextLineUpdate, contextBarEnter, contextBarUpdate, + classChartBar = $$.classChartBar.bind($$), + classBars = $$.classBars.bind($$), + classChartLine = $$.classChartLine.bind($$), + classLines = $$.classLines.bind($$), + classAreas = $$.classAreas.bind($$); + + if (config.subchart_show) { + //-- Bar --// + contextBarUpdate = context.select('.' + CLASS.chartBars).selectAll('.' + CLASS.chartBar) + .data(targets) + .attr('class', classChartBar); + contextBarEnter = contextBarUpdate.enter().append('g') + .style('opacity', 0) + .attr('class', classChartBar); + // Bars for each data + contextBarEnter.append('g') + .attr("class", classBars); + + //-- Line --// + contextLineUpdate = context.select('.' + CLASS.chartLines).selectAll('.' + CLASS.chartLine) + .data(targets) + .attr('class', classChartLine); + contextLineEnter = contextLineUpdate.enter().append('g') + .style('opacity', 0) + .attr('class', classChartLine); + // Lines for each data + contextLineEnter.append("g") + .attr("class", classLines); + // Area + contextLineEnter.append("g") + .attr("class", classAreas); + + //-- Brush --// + context.selectAll('.' + CLASS.brush + ' rect') + .attr(config.axis_rotated ? "width" : "height", config.axis_rotated ? $$.width2 : $$.height2); + } + }; + c3_chart_internal_fn.updateBarForSubchart = function (durationForExit) { + var $$ = this; + $$.contextBar = $$.context.selectAll('.' + CLASS.bars).selectAll('.' + CLASS.bar) + .data($$.barData.bind($$)); + $$.contextBar.enter().append('path') + .attr("class", $$.classBar.bind($$)) + .style("stroke", 'none') + .style("fill", $$.color); + $$.contextBar + .style("opacity", $$.initialOpacity.bind($$)); + $$.contextBar.exit().transition().duration(durationForExit) + .style('opacity', 0) + .remove(); + }; + c3_chart_internal_fn.redrawBarForSubchart = function (drawBarOnSub, withTransition, duration) { + (withTransition ? this.contextBar.transition().duration(duration) : this.contextBar) + .attr('d', drawBarOnSub) + .style('opacity', 1); + }; + c3_chart_internal_fn.updateLineForSubchart = function (durationForExit) { + var $$ = this; + $$.contextLine = $$.context.selectAll('.' + CLASS.lines).selectAll('.' + CLASS.line) + .data($$.lineData.bind($$)); + $$.contextLine.enter().append('path') + .attr('class', $$.classLine.bind($$)) + .style('stroke', $$.color); + $$.contextLine + .style("opacity", $$.initialOpacity.bind($$)); + $$.contextLine.exit().transition().duration(durationForExit) + .style('opacity', 0) + .remove(); + }; + c3_chart_internal_fn.redrawLineForSubchart = function (drawLineOnSub, withTransition, duration) { + (withTransition ? this.contextLine.transition().duration(duration) : this.contextLine) + .attr("d", drawLineOnSub) + .style('opacity', 1); + }; + c3_chart_internal_fn.updateAreaForSubchart = function (durationForExit) { + var $$ = this, d3 = $$.d3; + $$.contextArea = $$.context.selectAll('.' + CLASS.areas).selectAll('.' + CLASS.area) + .data($$.lineData.bind($$)); + $$.contextArea.enter().append('path') + .attr("class", $$.classArea.bind($$)) + .style("fill", $$.color) + .style("opacity", function () { $$.orgAreaOpacity = +d3.select(this).style('opacity'); return 0; }); + $$.contextArea + .style("opacity", 0); + $$.contextArea.exit().transition().duration(durationForExit) + .style('opacity', 0) + .remove(); + }; + c3_chart_internal_fn.redrawAreaForSubchart = function (drawAreaOnSub, withTransition, duration) { + (withTransition ? this.contextArea.transition().duration(duration) : this.contextArea) + .attr("d", drawAreaOnSub) + .style("fill", this.color) + .style("opacity", this.orgAreaOpacity); + }; + c3_chart_internal_fn.redrawSubchart = function (withSubchart, transitions, duration, durationForExit, areaIndices, barIndices, lineIndices) { + var $$ = this, d3 = $$.d3, config = $$.config, + drawAreaOnSub, drawBarOnSub, drawLineOnSub; + + $$.context.style('visibility', config.subchart_show ? 'visible' : 'hidden'); + + // subchart + if (config.subchart_show) { + // reflect main chart to extent on subchart if zoomed + if (d3.event && d3.event.type === 'zoom') { + $$.brush.extent($$.x.orgDomain()).update(); + } + // update subchart elements if needed + if (withSubchart) { + + // extent rect + if (!$$.brush.empty()) { + $$.brush.extent($$.x.orgDomain()).update(); + } + // setup drawer - MEMO: this must be called after axis updated + drawAreaOnSub = $$.generateDrawArea(areaIndices, true); + drawBarOnSub = $$.generateDrawBar(barIndices, true); + drawLineOnSub = $$.generateDrawLine(lineIndices, true); + + $$.updateBarForSubchart(duration); + $$.updateLineForSubchart(duration); + $$.updateAreaForSubchart(duration); + + $$.redrawBarForSubchart(drawBarOnSub, duration, duration); + $$.redrawLineForSubchart(drawLineOnSub, duration, duration); + $$.redrawAreaForSubchart(drawAreaOnSub, duration, duration); + } + } + }; + c3_chart_internal_fn.redrawForBrush = function () { + var $$ = this, x = $$.x; + $$.redraw({ + withTransition: false, + withY: $$.config.zoom_rescale, + withSubchart: false, + withUpdateXDomain: true, + withDimension: false + }); + $$.config.subchart_onbrush.call($$.api, x.orgDomain()); + }; + c3_chart_internal_fn.transformContext = function (withTransition, transitions) { + var $$ = this, subXAxis; + if (transitions && transitions.axisSubX) { + subXAxis = transitions.axisSubX; + } else { + subXAxis = $$.context.select('.' + CLASS.axisX); + if (withTransition) { subXAxis = subXAxis.transition(); } + } + $$.context.attr("transform", $$.getTranslate('context')); + subXAxis.attr("transform", $$.getTranslate('subx')); + }; + c3_chart_internal_fn.getDefaultExtent = function () { + var $$ = this, config = $$.config, + extent = isFunction(config.axis_x_extent) ? config.axis_x_extent($$.getXDomain($$.data.targets)) : config.axis_x_extent; + if ($$.isTimeSeries()) { + extent = [$$.parseDate(extent[0]), $$.parseDate(extent[1])]; + } + return extent; + }; + + c3_chart_internal_fn.initZoom = function () { + var $$ = this, d3 = $$.d3, config = $$.config, startEvent; + + $$.zoom = d3.behavior.zoom() + .on("zoomstart", function () { + startEvent = d3.event.sourceEvent; + $$.zoom.altDomain = d3.event.sourceEvent.altKey ? $$.x.orgDomain() : null; + config.zoom_onzoomstart.call($$.api, d3.event.sourceEvent); + }) + .on("zoom", function () { + $$.redrawForZoom.call($$); + }) + .on('zoomend', function () { + var event = d3.event.sourceEvent; + // if click, do nothing. otherwise, click interaction will be canceled. + if (event && startEvent.clientX === event.clientX && startEvent.clientY === event.clientY) { + return; + } + $$.redrawEventRect(); + $$.updateZoom(); + config.zoom_onzoomend.call($$.api, $$.x.orgDomain()); + }); + $$.zoom.scale = function (scale) { + return config.axis_rotated ? this.y(scale) : this.x(scale); + }; + $$.zoom.orgScaleExtent = function () { + var extent = config.zoom_extent ? config.zoom_extent : [1, 10]; + return [extent[0], Math.max($$.getMaxDataCount() / extent[1], extent[1])]; + }; + $$.zoom.updateScaleExtent = function () { + var ratio = diffDomain($$.x.orgDomain()) / diffDomain($$.orgXDomain), + extent = this.orgScaleExtent(); + this.scaleExtent([extent[0] * ratio, extent[1] * ratio]); + return this; + }; + }; + c3_chart_internal_fn.updateZoom = function () { + var $$ = this, z = $$.config.zoom_enabled ? $$.zoom : function () {}; + $$.main.select('.' + CLASS.zoomRect).call(z).on("dblclick.zoom", null); + $$.main.selectAll('.' + CLASS.eventRect).call(z).on("dblclick.zoom", null); + }; + c3_chart_internal_fn.redrawForZoom = function () { + var $$ = this, d3 = $$.d3, config = $$.config, zoom = $$.zoom, x = $$.x; + if (!config.zoom_enabled) { + return; + } + if ($$.filterTargetsToShow($$.data.targets).length === 0) { + return; + } + if (d3.event.sourceEvent.type === 'mousemove' && zoom.altDomain) { + x.domain(zoom.altDomain); + zoom.scale(x).updateScaleExtent(); + return; + } + if ($$.isCategorized() && x.orgDomain()[0] === $$.orgXDomain[0]) { + x.domain([$$.orgXDomain[0] - 1e-10, x.orgDomain()[1]]); + } + $$.redraw({ + withTransition: false, + withY: config.zoom_rescale, + withSubchart: false, + withEventRect: false, + withDimension: false + }); + if (d3.event.sourceEvent.type === 'mousemove') { + $$.cancelClick = true; + } + config.zoom_onzoom.call($$.api, x.orgDomain()); + }; + + c3_chart_internal_fn.generateColor = function () { + var $$ = this, config = $$.config, d3 = $$.d3, + colors = config.data_colors, + pattern = notEmpty(config.color_pattern) ? config.color_pattern : d3.scale.category10().range(), + callback = config.data_color, + ids = []; + + return function (d) { + var id = d.id || (d.data && d.data.id) || d, color; + + // if callback function is provided + if (colors[id] instanceof Function) { + color = colors[id](d); + } + // if specified, choose that color + else if (colors[id]) { + color = colors[id]; + } + // if not specified, choose from pattern + else { + if (ids.indexOf(id) < 0) { ids.push(id); } + color = pattern[ids.indexOf(id) % pattern.length]; + colors[id] = color; + } + return callback instanceof Function ? callback(color, d) : color; + }; + }; + c3_chart_internal_fn.generateLevelColor = function () { + var $$ = this, config = $$.config, + colors = config.color_pattern, + threshold = config.color_threshold, + asValue = threshold.unit === 'value', + values = threshold.values && threshold.values.length ? threshold.values : [], + max = threshold.max || 100; + return notEmpty(config.color_threshold) ? function (value) { + var i, v, color = colors[colors.length - 1]; + for (i = 0; i < values.length; i++) { + v = asValue ? value : (value * 100 / max); + if (v < values[i]) { + color = colors[i]; + break; + } + } + return color; + } : null; + }; + + c3_chart_internal_fn.getYFormat = function (forArc) { + var $$ = this, + formatForY = forArc && !$$.hasType('gauge') ? $$.defaultArcValueFormat : $$.yFormat, + formatForY2 = forArc && !$$.hasType('gauge') ? $$.defaultArcValueFormat : $$.y2Format; + return function (v, ratio, id) { + var format = $$.getAxisId(id) === 'y2' ? formatForY2 : formatForY; + return format.call($$, v, ratio); + }; + }; + c3_chart_internal_fn.yFormat = function (v) { + var $$ = this, config = $$.config, + format = config.axis_y_tick_format ? config.axis_y_tick_format : $$.defaultValueFormat; + return format(v); + }; + c3_chart_internal_fn.y2Format = function (v) { + var $$ = this, config = $$.config, + format = config.axis_y2_tick_format ? config.axis_y2_tick_format : $$.defaultValueFormat; + return format(v); + }; + c3_chart_internal_fn.defaultValueFormat = function (v) { + return isValue(v) ? +v : ""; + }; + c3_chart_internal_fn.defaultArcValueFormat = function (v, ratio) { + return (ratio * 100).toFixed(1) + '%'; + }; + c3_chart_internal_fn.dataLabelFormat = function (targetId) { + var $$ = this, data_labels = $$.config.data_labels, + format, defaultFormat = function (v) { return isValue(v) ? +v : ""; }; + // find format according to axis id + if (typeof data_labels.format === 'function') { + format = data_labels.format; + } else if (typeof data_labels.format === 'object') { + if (data_labels.format[targetId]) { + format = data_labels.format[targetId] === true ? defaultFormat : data_labels.format[targetId]; + } else { + format = function () { return ''; }; + } + } else { + format = defaultFormat; + } + return format; + }; + + c3_chart_internal_fn.hasCaches = function (ids) { + for (var i = 0; i < ids.length; i++) { + if (! (ids[i] in this.cache)) { return false; } + } + return true; + }; + c3_chart_internal_fn.addCache = function (id, target) { + this.cache[id] = this.cloneTarget(target); + }; + c3_chart_internal_fn.getCaches = function (ids) { + var targets = [], i; + for (i = 0; i < ids.length; i++) { + if (ids[i] in this.cache) { targets.push(this.cloneTarget(this.cache[ids[i]])); } + } + return targets; + }; + + var CLASS = c3_chart_internal_fn.CLASS = { + target: 'c3-target', + chart: 'c3-chart', + chartLine: 'c3-chart-line', + chartLines: 'c3-chart-lines', + chartBar: 'c3-chart-bar', + chartBars: 'c3-chart-bars', + chartText: 'c3-chart-text', + chartTexts: 'c3-chart-texts', + chartArc: 'c3-chart-arc', + chartArcs: 'c3-chart-arcs', + chartArcsTitle: 'c3-chart-arcs-title', + chartArcsBackground: 'c3-chart-arcs-background', + chartArcsGaugeUnit: 'c3-chart-arcs-gauge-unit', + chartArcsGaugeMax: 'c3-chart-arcs-gauge-max', + chartArcsGaugeMin: 'c3-chart-arcs-gauge-min', + selectedCircle: 'c3-selected-circle', + selectedCircles: 'c3-selected-circles', + eventRect: 'c3-event-rect', + eventRects: 'c3-event-rects', + eventRectsSingle: 'c3-event-rects-single', + eventRectsMultiple: 'c3-event-rects-multiple', + zoomRect: 'c3-zoom-rect', + brush: 'c3-brush', + focused: 'c3-focused', + defocused: 'c3-defocused', + region: 'c3-region', + regions: 'c3-regions', + tooltipContainer: 'c3-tooltip-container', + tooltip: 'c3-tooltip', + tooltipName: 'c3-tooltip-name', + shape: 'c3-shape', + shapes: 'c3-shapes', + line: 'c3-line', + lines: 'c3-lines', + bar: 'c3-bar', + bars: 'c3-bars', + circle: 'c3-circle', + circles: 'c3-circles', + arc: 'c3-arc', + arcs: 'c3-arcs', + area: 'c3-area', + areas: 'c3-areas', + empty: 'c3-empty', + text: 'c3-text', + texts: 'c3-texts', + gaugeValue: 'c3-gauge-value', + grid: 'c3-grid', + gridLines: 'c3-grid-lines', + xgrid: 'c3-xgrid', + xgrids: 'c3-xgrids', + xgridLine: 'c3-xgrid-line', + xgridLines: 'c3-xgrid-lines', + xgridFocus: 'c3-xgrid-focus', + ygrid: 'c3-ygrid', + ygrids: 'c3-ygrids', + ygridLine: 'c3-ygrid-line', + ygridLines: 'c3-ygrid-lines', + axis: 'c3-axis', + axisX: 'c3-axis-x', + axisXLabel: 'c3-axis-x-label', + axisY: 'c3-axis-y', + axisYLabel: 'c3-axis-y-label', + axisY2: 'c3-axis-y2', + axisY2Label: 'c3-axis-y2-label', + legendBackground: 'c3-legend-background', + legendItem: 'c3-legend-item', + legendItemEvent: 'c3-legend-item-event', + legendItemTile: 'c3-legend-item-tile', + legendItemHidden: 'c3-legend-item-hidden', + legendItemFocused: 'c3-legend-item-focused', + dragarea: 'c3-dragarea', + EXPANDED: '_expanded_', + SELECTED: '_selected_', + INCLUDED: '_included_' + }; + c3_chart_internal_fn.generateClass = function (prefix, targetId) { + return " " + prefix + " " + prefix + this.getTargetSelectorSuffix(targetId); + }; + c3_chart_internal_fn.classText = function (d) { + return this.generateClass(CLASS.text, d.index); + }; + c3_chart_internal_fn.classTexts = function (d) { + return this.generateClass(CLASS.texts, d.id); + }; + c3_chart_internal_fn.classShape = function (d) { + return this.generateClass(CLASS.shape, d.index); + }; + c3_chart_internal_fn.classShapes = function (d) { + return this.generateClass(CLASS.shapes, d.id); + }; + c3_chart_internal_fn.classLine = function (d) { + return this.classShape(d) + this.generateClass(CLASS.line, d.id); + }; + c3_chart_internal_fn.classLines = function (d) { + return this.classShapes(d) + this.generateClass(CLASS.lines, d.id); + }; + c3_chart_internal_fn.classCircle = function (d) { + return this.classShape(d) + this.generateClass(CLASS.circle, d.index); + }; + c3_chart_internal_fn.classCircles = function (d) { + return this.classShapes(d) + this.generateClass(CLASS.circles, d.id); + }; + c3_chart_internal_fn.classBar = function (d) { + return this.classShape(d) + this.generateClass(CLASS.bar, d.index); + }; + c3_chart_internal_fn.classBars = function (d) { + return this.classShapes(d) + this.generateClass(CLASS.bars, d.id); + }; + c3_chart_internal_fn.classArc = function (d) { + return this.classShape(d.data) + this.generateClass(CLASS.arc, d.data.id); + }; + c3_chart_internal_fn.classArcs = function (d) { + return this.classShapes(d.data) + this.generateClass(CLASS.arcs, d.data.id); + }; + c3_chart_internal_fn.classArea = function (d) { + return this.classShape(d) + this.generateClass(CLASS.area, d.id); + }; + c3_chart_internal_fn.classAreas = function (d) { + return this.classShapes(d) + this.generateClass(CLASS.areas, d.id); + }; + c3_chart_internal_fn.classRegion = function (d, i) { + return this.generateClass(CLASS.region, i) + ' ' + ('class' in d ? d['class'] : ''); + }; + c3_chart_internal_fn.classEvent = function (d) { + return this.generateClass(CLASS.eventRect, d.index); + }; + c3_chart_internal_fn.classTarget = function (id) { + var $$ = this; + var additionalClassSuffix = $$.config.data_classes[id], additionalClass = ''; + if (additionalClassSuffix) { + additionalClass = ' ' + CLASS.target + '-' + additionalClassSuffix; + } + return $$.generateClass(CLASS.target, id) + additionalClass; + }; + c3_chart_internal_fn.classFocus = function (d) { + return this.classFocused(d) + this.classDefocused(d); + }; + c3_chart_internal_fn.classFocused = function (d) { + return ' ' + (this.focusedTargetIds.indexOf(d.id) >= 0 ? CLASS.focused : ''); + }; + c3_chart_internal_fn.classDefocused = function (d) { + return ' ' + (this.defocusedTargetIds.indexOf(d.id) >= 0 ? CLASS.defocused : ''); + }; + c3_chart_internal_fn.classChartText = function (d) { + return CLASS.chartText + this.classTarget(d.id); + }; + c3_chart_internal_fn.classChartLine = function (d) { + return CLASS.chartLine + this.classTarget(d.id); + }; + c3_chart_internal_fn.classChartBar = function (d) { + return CLASS.chartBar + this.classTarget(d.id); + }; + c3_chart_internal_fn.classChartArc = function (d) { + return CLASS.chartArc + this.classTarget(d.data.id); + }; + c3_chart_internal_fn.getTargetSelectorSuffix = function (targetId) { + return targetId || targetId === 0 ? ('-' + targetId).replace(/[\s?!@#$%^&*()_=+,.<>'":;\[\]\/|~`{}\\]/g, '-') : ''; + }; + c3_chart_internal_fn.selectorTarget = function (id, prefix) { + return (prefix || '') + '.' + CLASS.target + this.getTargetSelectorSuffix(id); + }; + c3_chart_internal_fn.selectorTargets = function (ids, prefix) { + var $$ = this; + ids = ids || []; + return ids.length ? ids.map(function (id) { return $$.selectorTarget(id, prefix); }) : null; + }; + c3_chart_internal_fn.selectorLegend = function (id) { + return '.' + CLASS.legendItem + this.getTargetSelectorSuffix(id); + }; + c3_chart_internal_fn.selectorLegends = function (ids) { + var $$ = this; + return ids && ids.length ? ids.map(function (id) { return $$.selectorLegend(id); }) : null; + }; + + var isValue = c3_chart_internal_fn.isValue = function (v) { + return v || v === 0; + }, + isFunction = c3_chart_internal_fn.isFunction = function (o) { + return typeof o === 'function'; + }, + isString = c3_chart_internal_fn.isString = function (o) { + return typeof o === 'string'; + }, + isUndefined = c3_chart_internal_fn.isUndefined = function (v) { + return typeof v === 'undefined'; + }, + isDefined = c3_chart_internal_fn.isDefined = function (v) { + return typeof v !== 'undefined'; + }, + ceil10 = c3_chart_internal_fn.ceil10 = function (v) { + return Math.ceil(v / 10) * 10; + }, + asHalfPixel = c3_chart_internal_fn.asHalfPixel = function (n) { + return Math.ceil(n) + 0.5; + }, + diffDomain = c3_chart_internal_fn.diffDomain = function (d) { + return d[1] - d[0]; + }, + isEmpty = c3_chart_internal_fn.isEmpty = function (o) { + return !o || (isString(o) && o.length === 0) || (typeof o === 'object' && Object.keys(o).length === 0); + }, + notEmpty = c3_chart_internal_fn.notEmpty = function (o) { + return Object.keys(o).length > 0; + }, + getOption = c3_chart_internal_fn.getOption = function (options, key, defaultValue) { + return isDefined(options[key]) ? options[key] : defaultValue; + }, + hasValue = c3_chart_internal_fn.hasValue = function (dict, value) { + var found = false; + Object.keys(dict).forEach(function (key) { + if (dict[key] === value) { found = true; } + }); + return found; + }, + getPathBox = c3_chart_internal_fn.getPathBox = function (path) { + var box = path.getBoundingClientRect(), + items = [path.pathSegList.getItem(0), path.pathSegList.getItem(1)], + minX = items[0].x, minY = Math.min(items[0].y, items[1].y); + return {x: minX, y: minY, width: box.width, height: box.height}; + }; + + c3_chart_fn.focus = function (targetIds) { + var $$ = this.internal, candidates; + + targetIds = $$.mapToTargetIds(targetIds); + candidates = $$.svg.selectAll($$.selectorTargets(targetIds.filter($$.isTargetToShow, $$))), + + this.revert(); + this.defocus(); + candidates.classed(CLASS.focused, true).classed(CLASS.defocused, false); + if ($$.hasArcType()) { + $$.expandArc(targetIds); + } + $$.toggleFocusLegend(targetIds, true); + + $$.focusedTargetIds = targetIds; + $$.defocusedTargetIds = $$.defocusedTargetIds.filter(function (id) { + return targetIds.indexOf(id) < 0; + }); + }; + + c3_chart_fn.defocus = function (targetIds) { + var $$ = this.internal, candidates; + + targetIds = $$.mapToTargetIds(targetIds); + candidates = $$.svg.selectAll($$.selectorTargets(targetIds.filter($$.isTargetToShow, $$))), + + this.revert(); + candidates.classed(CLASS.focused, false).classed(CLASS.defocused, true); + if ($$.hasArcType()) { + $$.unexpandArc(targetIds); + } + $$.toggleFocusLegend(targetIds, false); + + $$.focusedTargetIds = $$.focusedTargetIds.filter(function (id) { + return targetIds.indexOf(id) < 0; + }); + $$.defocusedTargetIds = targetIds; + }; + + c3_chart_fn.revert = function (targetIds) { + var $$ = this.internal, candidates; + + targetIds = $$.mapToTargetIds(targetIds); + candidates = $$.svg.selectAll($$.selectorTargets(targetIds)); // should be for all targets + + candidates.classed(CLASS.focused, false).classed(CLASS.defocused, false); + if ($$.hasArcType()) { + $$.unexpandArc(targetIds); + } + if ($$.config.legend_show) { + $$.showLegend(targetIds.filter($$.isLegendToShow.bind($$))); + } + + $$.focusedTargetIds = []; + $$.defocusedTargetIds = []; + }; + + c3_chart_fn.show = function (targetIds, options) { + var $$ = this.internal, targets; + + targetIds = $$.mapToTargetIds(targetIds); + options = options || {}; + + $$.removeHiddenTargetIds(targetIds); + targets = $$.svg.selectAll($$.selectorTargets(targetIds)); + + targets.transition() + .style('opacity', 1, 'important') + .call($$.endall, function () { + targets.style('opacity', null).style('opacity', 1); + }); + + if (options.withLegend) { + $$.showLegend(targetIds); + } + + $$.redraw({withUpdateOrgXDomain: true, withUpdateXDomain: true, withLegend: true}); + }; + + c3_chart_fn.hide = function (targetIds, options) { + var $$ = this.internal, targets; + + targetIds = $$.mapToTargetIds(targetIds); + options = options || {}; + + $$.addHiddenTargetIds(targetIds); + targets = $$.svg.selectAll($$.selectorTargets(targetIds)); + + targets.transition() + .style('opacity', 0, 'important') + .call($$.endall, function () { + targets.style('opacity', null).style('opacity', 0); + }); + + if (options.withLegend) { + $$.hideLegend(targetIds); + } + + $$.redraw({withUpdateOrgXDomain: true, withUpdateXDomain: true, withLegend: true}); + }; + + c3_chart_fn.toggle = function (targetIds, options) { + var that = this, $$ = this.internal; + $$.mapToTargetIds(targetIds).forEach(function (targetId) { + $$.isTargetToShow(targetId) ? that.hide(targetId, options) : that.show(targetId, options); + }); + }; + + c3_chart_fn.zoom = function (domain) { + var $$ = this.internal; + if (domain) { + if ($$.isTimeSeries()) { + domain = domain.map(function (x) { return $$.parseDate(x); }); + } + $$.brush.extent(domain); + $$.redraw({withUpdateXDomain: true, withY: $$.config.zoom_rescale}); + $$.config.zoom_onzoom.call(this, $$.x.orgDomain()); + } + return $$.brush.extent(); + }; + c3_chart_fn.zoom.enable = function (enabled) { + var $$ = this.internal; + $$.config.zoom_enabled = enabled; + $$.updateAndRedraw(); + }; + c3_chart_fn.unzoom = function () { + var $$ = this.internal; + $$.brush.clear().update(); + $$.redraw({withUpdateXDomain: true}); + }; + + c3_chart_fn.load = function (args) { + var $$ = this.internal, config = $$.config; + // update xs if specified + if (args.xs) { + $$.addXs(args.xs); + } + // update classes if exists + if ('classes' in args) { + Object.keys(args.classes).forEach(function (id) { + config.data_classes[id] = args.classes[id]; + }); + } + // update categories if exists + if ('categories' in args && $$.isCategorized()) { + config.axis_x_categories = args.categories; + } + // update axes if exists + if ('axes' in args) { + Object.keys(args.axes).forEach(function (id) { + config.data_axes[id] = args.axes[id]; + }); + } + // use cache if exists + if ('cacheIds' in args && $$.hasCaches(args.cacheIds)) { + $$.load($$.getCaches(args.cacheIds), args.done); + return; + } + // unload if needed + if ('unload' in args) { + // TODO: do not unload if target will load (included in url/rows/columns) + $$.unload($$.mapToTargetIds((typeof args.unload === 'boolean' && args.unload) ? null : args.unload), function () { + $$.loadFromArgs(args); + }); + } else { + $$.loadFromArgs(args); + } + }; + + c3_chart_fn.unload = function (args) { + var $$ = this.internal; + args = args || {}; + if (args instanceof Array) { + args = {ids: args}; + } else if (typeof args === 'string') { + args = {ids: [args]}; + } + $$.unload($$.mapToTargetIds(args.ids), function () { + $$.redraw({withUpdateOrgXDomain: true, withUpdateXDomain: true, withLegend: true}); + if (args.done) { args.done(); } + }); + }; + + c3_chart_fn.flow = function (args) { + var $$ = this.internal, + targets, data, notfoundIds = [], orgDataCount = $$.getMaxDataCount(), + dataCount, domain, baseTarget, baseValue, length = 0, tail = 0, diff, to; + + if (args.json) { + data = $$.convertJsonToData(args.json, args.keys); + } + else if (args.rows) { + data = $$.convertRowsToData(args.rows); + } + else if (args.columns) { + data = $$.convertColumnsToData(args.columns); + } + else { + return; + } + targets = $$.convertDataToTargets(data, true); + + // Update/Add data + $$.data.targets.forEach(function (t) { + var found = false, i, j; + for (i = 0; i < targets.length; i++) { + if (t.id === targets[i].id) { + found = true; + + if (t.values[t.values.length - 1]) { + tail = t.values[t.values.length - 1].index + 1; + } + length = targets[i].values.length; + + for (j = 0; j < length; j++) { + targets[i].values[j].index = tail + j; + if (!$$.isTimeSeries()) { + targets[i].values[j].x = tail + j; + } + } + t.values = t.values.concat(targets[i].values); + + targets.splice(i, 1); + break; + } + } + if (!found) { notfoundIds.push(t.id); } + }); + + // Append null for not found targets + $$.data.targets.forEach(function (t) { + var i, j; + for (i = 0; i < notfoundIds.length; i++) { + if (t.id === notfoundIds[i]) { + tail = t.values[t.values.length - 1].index + 1; + for (j = 0; j < length; j++) { + t.values.push({ + id: t.id, + index: tail + j, + x: $$.isTimeSeries() ? $$.getOtherTargetX(tail + j) : tail + j, + value: null + }); + } + } + } + }); + + // Generate null values for new target + if ($$.data.targets.length) { + targets.forEach(function (t) { + var i, missing = []; + for (i = $$.data.targets[0].values[0].index; i < tail; i++) { + missing.push({ + id: t.id, + index: i, + x: $$.isTimeSeries() ? $$.getOtherTargetX(i) : i, + value: null + }); + } + t.values.forEach(function (v) { + v.index += tail; + if (!$$.isTimeSeries()) { + v.x += tail; + } + }); + t.values = missing.concat(t.values); + }); + } + $$.data.targets = $$.data.targets.concat(targets); // add remained + + // check data count because behavior needs to change when it's only one + dataCount = $$.getMaxDataCount(); + baseTarget = $$.data.targets[0]; + baseValue = baseTarget.values[0]; + + // Update length to flow if needed + if (isDefined(args.to)) { + length = 0; + to = $$.isTimeSeries() ? $$.parseDate(args.to) : args.to; + baseTarget.values.forEach(function (v) { + if (v.x < to) { length++; } + }); + } else if (isDefined(args.length)) { + length = args.length; + } + + // If only one data, update the domain to flow from left edge of the chart + if (!orgDataCount) { + if ($$.isTimeSeries()) { + if (baseTarget.values.length > 1) { + diff = baseTarget.values[baseTarget.values.length - 1].x - baseValue.x; + } else { + diff = baseValue.x - $$.getXDomain($$.data.targets)[0]; + } + } else { + diff = 1; + } + domain = [baseValue.x - diff, baseValue.x]; + $$.updateXDomain(null, true, true, false, domain); + } else if (orgDataCount === 1) { + if ($$.isTimeSeries()) { + diff = (baseTarget.values[baseTarget.values.length - 1].x - baseValue.x) / 2; + domain = [new Date(+baseValue.x - diff), new Date(+baseValue.x + diff)]; + $$.updateXDomain(null, true, true, false, domain); + } + } + + // Set targets + $$.updateTargets($$.data.targets); + + // Redraw with new targets + $$.redraw({ + flow: { + index: baseValue.index, + length: length, + duration: isValue(args.duration) ? args.duration : $$.config.transition_duration, + done: args.done, + orgDataCount: orgDataCount, + }, + withLegend: true, + withTransition: orgDataCount > 1, + withTrimXDomain: false, + withUpdateXAxis: true, + }); + }; + + c3_chart_internal_fn.generateFlow = function (args) { + var $$ = this, config = $$.config, d3 = $$.d3; + + return function () { + var targets = args.targets, + flow = args.flow, + drawBar = args.drawBar, + drawLine = args.drawLine, + drawArea = args.drawArea, + cx = args.cx, + cy = args.cy, + xv = args.xv, + xForText = args.xForText, + yForText = args.yForText, + duration = args.duration; + + var translateX, scaleX = 1, transform, + flowIndex = flow.index, + flowLength = flow.length, + flowStart = $$.getValueOnIndex($$.data.targets[0].values, flowIndex), + flowEnd = $$.getValueOnIndex($$.data.targets[0].values, flowIndex + flowLength), + orgDomain = $$.x.domain(), domain, + durationForFlow = flow.duration || duration, + done = flow.done || function () {}, + wait = $$.generateWait(); + + var xgrid = $$.xgrid || d3.selectAll([]), + xgridLines = $$.xgridLines || d3.selectAll([]), + mainRegion = $$.mainRegion || d3.selectAll([]), + mainText = $$.mainText || d3.selectAll([]), + mainBar = $$.mainBar || d3.selectAll([]), + mainLine = $$.mainLine || d3.selectAll([]), + mainArea = $$.mainArea || d3.selectAll([]), + mainCircle = $$.mainCircle || d3.selectAll([]); + + // set flag + $$.flowing = true; + + // remove head data after rendered + $$.data.targets.forEach(function (d) { + d.values.splice(0, flowLength); + }); + + // update x domain to generate axis elements for flow + domain = $$.updateXDomain(targets, true, true); + // update elements related to x scale + if ($$.updateXGrid) { $$.updateXGrid(true); } + + // generate transform to flow + if (!flow.orgDataCount) { // if empty + if ($$.data.targets[0].values.length !== 1) { + translateX = $$.x(orgDomain[0]) - $$.x(domain[0]); + } else { + if ($$.isTimeSeries()) { + flowStart = $$.getValueOnIndex($$.data.targets[0].values, 0); + flowEnd = $$.getValueOnIndex($$.data.targets[0].values, $$.data.targets[0].values.length - 1); + translateX = $$.x(flowStart.x) - $$.x(flowEnd.x); + } else { + translateX = diffDomain(domain) / 2; + } + } + } else if (flow.orgDataCount === 1 || flowStart.x === flowEnd.x) { + translateX = $$.x(orgDomain[0]) - $$.x(domain[0]); + } else { + if ($$.isTimeSeries()) { + translateX = ($$.x(orgDomain[0]) - $$.x(domain[0])); + } else { + translateX = ($$.x(flowStart.x) - $$.x(flowEnd.x)); + } + } + scaleX = (diffDomain(orgDomain) / diffDomain(domain)); + transform = 'translate(' + translateX + ',0) scale(' + scaleX + ',1)'; + + // hide tooltip + $$.hideXGridFocus(); + $$.hideTooltip(); + + d3.transition().ease('linear').duration(durationForFlow).each(function () { + wait.add($$.axes.x.transition().call($$.xAxis)); + wait.add(mainBar.transition().attr('transform', transform)); + wait.add(mainLine.transition().attr('transform', transform)); + wait.add(mainArea.transition().attr('transform', transform)); + wait.add(mainCircle.transition().attr('transform', transform)); + wait.add(mainText.transition().attr('transform', transform)); + wait.add(mainRegion.filter($$.isRegionOnX).transition().attr('transform', transform)); + wait.add(xgrid.transition().attr('transform', transform)); + wait.add(xgridLines.transition().attr('transform', transform)); + }) + .call(wait, function () { + var i, shapes = [], texts = [], eventRects = []; + + // remove flowed elements + if (flowLength) { + for (i = 0; i < flowLength; i++) { + shapes.push('.' + CLASS.shape + '-' + (flowIndex + i)); + texts.push('.' + CLASS.text + '-' + (flowIndex + i)); + eventRects.push('.' + CLASS.eventRect + '-' + (flowIndex + i)); + } + $$.svg.selectAll('.' + CLASS.shapes).selectAll(shapes).remove(); + $$.svg.selectAll('.' + CLASS.texts).selectAll(texts).remove(); + $$.svg.selectAll('.' + CLASS.eventRects).selectAll(eventRects).remove(); + $$.svg.select('.' + CLASS.xgrid).remove(); + } + + // draw again for removing flowed elements and reverting attr + xgrid + .attr('transform', null) + .attr($$.xgridAttr); + xgridLines + .attr('transform', null); + xgridLines.select('line') + .attr("x1", config.axis_rotated ? 0 : xv) + .attr("x2", config.axis_rotated ? $$.width : xv); + xgridLines.select('text') + .attr("x", config.axis_rotated ? $$.width : 0) + .attr("y", xv); + mainBar + .attr('transform', null) + .attr("d", drawBar); + mainLine + .attr('transform', null) + .attr("d", drawLine); + mainArea + .attr('transform', null) + .attr("d", drawArea); + mainCircle + .attr('transform', null) + .attr("cx", cx) + .attr("cy", cy); + mainText + .attr('transform', null) + .attr('x', xForText) + .attr('y', yForText) + .style('fill-opacity', $$.opacityForText.bind($$)); + mainRegion + .attr('transform', null); + mainRegion.select('rect').filter($$.isRegionOnX) + .attr("x", $$.regionX.bind($$)) + .attr("width", $$.regionWidth.bind($$)); + + if (config.interaction_enabled) { + $$.redrawEventRect(); + } + + // callback for end of flow + done(); + + $$.flowing = false; + }); + }; + }; + + c3_chart_fn.selected = function (targetId) { + var $$ = this.internal, d3 = $$.d3; + return d3.merge( + $$.main.selectAll('.' + CLASS.shapes + $$.getTargetSelectorSuffix(targetId)).selectAll('.' + CLASS.shape) + .filter(function () { return d3.select(this).classed(CLASS.SELECTED); }) + .map(function (d) { return d.map(function (d) { var data = d.__data__; return data.data ? data.data : data; }); }) + ); + }; + c3_chart_fn.select = function (ids, indices, resetOther) { + var $$ = this.internal, d3 = $$.d3, config = $$.config; + if (! config.data_selection_enabled) { return; } + $$.main.selectAll('.' + CLASS.shapes).selectAll('.' + CLASS.shape).each(function (d, i) { + var shape = d3.select(this), id = d.data ? d.data.id : d.id, + toggle = $$.getToggle(this, d).bind($$), + isTargetId = config.data_selection_grouped || !ids || ids.indexOf(id) >= 0, + isTargetIndex = !indices || indices.indexOf(i) >= 0, + isSelected = shape.classed(CLASS.SELECTED); + // line/area selection not supported yet + if (shape.classed(CLASS.line) || shape.classed(CLASS.area)) { + return; + } + if (isTargetId && isTargetIndex) { + if (config.data_selection_isselectable(d) && !isSelected) { + toggle(true, shape.classed(CLASS.SELECTED, true), d, i); + } + } else if (isDefined(resetOther) && resetOther) { + if (isSelected) { + toggle(false, shape.classed(CLASS.SELECTED, false), d, i); + } + } + }); + }; + c3_chart_fn.unselect = function (ids, indices) { + var $$ = this.internal, d3 = $$.d3, config = $$.config; + if (! config.data_selection_enabled) { return; } + $$.main.selectAll('.' + CLASS.shapes).selectAll('.' + CLASS.shape).each(function (d, i) { + var shape = d3.select(this), id = d.data ? d.data.id : d.id, + toggle = $$.getToggle(this, d).bind($$), + isTargetId = config.data_selection_grouped || !ids || ids.indexOf(id) >= 0, + isTargetIndex = !indices || indices.indexOf(i) >= 0, + isSelected = shape.classed(CLASS.SELECTED); + // line/area selection not supported yet + if (shape.classed(CLASS.line) || shape.classed(CLASS.area)) { + return; + } + if (isTargetId && isTargetIndex) { + if (config.data_selection_isselectable(d)) { + if (isSelected) { + toggle(false, shape.classed(CLASS.SELECTED, false), d, i); + } + } + } + }); + }; + + c3_chart_fn.transform = function (type, targetIds) { + var $$ = this.internal, + options = ['pie', 'donut'].indexOf(type) >= 0 ? {withTransform: true} : null; + $$.transformTo(targetIds, type, options); + }; + + c3_chart_internal_fn.transformTo = function (targetIds, type, optionsForRedraw) { + var $$ = this, + withTransitionForAxis = !$$.hasArcType(), + options = optionsForRedraw || {withTransitionForAxis: withTransitionForAxis}; + options.withTransitionForTransform = false; + $$.transiting = false; + $$.setTargetType(targetIds, type); + $$.updateTargets($$.data.targets); // this is needed when transforming to arc + $$.updateAndRedraw(options); + }; + + c3_chart_fn.groups = function (groups) { + var $$ = this.internal, config = $$.config; + if (isUndefined(groups)) { return config.data_groups; } + config.data_groups = groups; + $$.redraw(); + return config.data_groups; + }; + + c3_chart_fn.xgrids = function (grids) { + var $$ = this.internal, config = $$.config; + if (! grids) { return config.grid_x_lines; } + config.grid_x_lines = grids; + $$.redrawWithoutRescale(); + return config.grid_x_lines; + }; + c3_chart_fn.xgrids.add = function (grids) { + var $$ = this.internal; + return this.xgrids($$.config.grid_x_lines.concat(grids ? grids : [])); + }; + c3_chart_fn.xgrids.remove = function (params) { // TODO: multiple + var $$ = this.internal; + $$.removeGridLines(params, true); + }; + + c3_chart_fn.ygrids = function (grids) { + var $$ = this.internal, config = $$.config; + if (! grids) { return config.grid_y_lines; } + config.grid_y_lines = grids; + $$.redrawWithoutRescale(); + return config.grid_y_lines; + }; + c3_chart_fn.ygrids.add = function (grids) { + var $$ = this.internal; + return this.ygrids($$.config.grid_y_lines.concat(grids ? grids : [])); + }; + c3_chart_fn.ygrids.remove = function (params) { // TODO: multiple + var $$ = this.internal; + $$.removeGridLines(params, false); + }; + + c3_chart_fn.regions = function (regions) { + var $$ = this.internal, config = $$.config; + if (!regions) { return config.regions; } + config.regions = regions; + $$.redrawWithoutRescale(); + return config.regions; + }; + c3_chart_fn.regions.add = function (regions) { + var $$ = this.internal, config = $$.config; + if (!regions) { return config.regions; } + config.regions = config.regions.concat(regions); + $$.redrawWithoutRescale(); + return config.regions; + }; + c3_chart_fn.regions.remove = function (options) { + var $$ = this.internal, config = $$.config, + duration, classes, regions; + + options = options || {}; + duration = $$.getOption(options, "duration", config.transition_duration); + classes = $$.getOption(options, "classes", [CLASS.region]); + + regions = $$.main.select('.' + CLASS.regions).selectAll(classes.map(function (c) { return '.' + c; })); + (duration ? regions.transition().duration(duration) : regions) + .style('opacity', 0) + .remove(); + + config.regions = config.regions.filter(function (region) { + var found = false; + if (!region['class']) { + return true; + } + region['class'].split(' ').forEach(function (c) { + if (classes.indexOf(c) >= 0) { found = true; } + }); + return !found; + }); + + return config.regions; + }; + + c3_chart_fn.data = function (targetIds) { + var targets = this.internal.data.targets; + return typeof targetIds === 'undefined' ? targets : targets.filter(function (t) { + return [].concat(targetIds).indexOf(t.id) >= 0; + }); + }; + c3_chart_fn.data.shown = function (targetIds) { + return this.internal.filterTargetsToShow(this.data(targetIds)); + }; + c3_chart_fn.data.values = function (targetId) { + var targets, values = null; + if (targetId) { + targets = this.data(targetId); + values = targets[0] ? targets[0].values.map(function (d) { return d.value; }) : null; + } + return values; + }; + c3_chart_fn.data.names = function (names) { + this.internal.clearLegendItemTextBoxCache(); + return this.internal.updateDataAttributes('names', names); + }; + c3_chart_fn.data.colors = function (colors) { + return this.internal.updateDataAttributes('colors', colors); + }; + c3_chart_fn.data.axes = function (axes) { + return this.internal.updateDataAttributes('axes', axes); + }; + + c3_chart_fn.category = function (i, category) { + var $$ = this.internal, config = $$.config; + if (arguments.length > 1) { + config.axis_x_categories[i] = category; + $$.redraw(); + } + return config.axis_x_categories[i]; + }; + c3_chart_fn.categories = function (categories) { + var $$ = this.internal, config = $$.config; + if (!arguments.length) { return config.axis_x_categories; } + config.axis_x_categories = categories; + $$.redraw(); + return config.axis_x_categories; + }; + + // TODO: fix + c3_chart_fn.color = function (id) { + var $$ = this.internal; + return $$.color(id); // more patterns + }; + + c3_chart_fn.x = function (x) { + var $$ = this.internal; + if (arguments.length) { + $$.updateTargetX($$.data.targets, x); + $$.redraw({withUpdateOrgXDomain: true, withUpdateXDomain: true}); + } + return $$.data.xs; + }; + c3_chart_fn.xs = function (xs) { + var $$ = this.internal; + if (arguments.length) { + $$.updateTargetXs($$.data.targets, xs); + $$.redraw({withUpdateOrgXDomain: true, withUpdateXDomain: true}); + } + return $$.data.xs; + }; + + c3_chart_fn.axis = function () {}; + c3_chart_fn.axis.labels = function (labels) { + var $$ = this.internal; + if (arguments.length) { + Object.keys(labels).forEach(function (axisId) { + $$.setAxisLabelText(axisId, labels[axisId]); + }); + $$.updateAxisLabels(); + } + // TODO: return some values? + }; + c3_chart_fn.axis.max = function (max) { + var $$ = this.internal, config = $$.config; + if (arguments.length) { + if (typeof max === 'object') { + if (isValue(max.x)) { config.axis_x_max = max.x; } + if (isValue(max.y)) { config.axis_y_max = max.y; } + if (isValue(max.y2)) { config.axis_y2_max = max.y2; } + } else { + config.axis_y_max = config.axis_y2_max = max; + } + $$.redraw({withUpdateOrgXDomain: true, withUpdateXDomain: true}); + } else { + return { + x: config.axis_x_max, + y: config.axis_y_max, + y2: config.axis_y2_max + }; + } + }; + c3_chart_fn.axis.min = function (min) { + var $$ = this.internal, config = $$.config; + if (arguments.length) { + if (typeof min === 'object') { + if (isValue(min.x)) { config.axis_x_min = min.x; } + if (isValue(min.y)) { config.axis_y_min = min.y; } + if (isValue(min.y2)) { config.axis_y2_min = min.y2; } + } else { + config.axis_y_min = config.axis_y2_min = min; + } + $$.redraw({withUpdateOrgXDomain: true, withUpdateXDomain: true}); + } else { + return { + x: config.axis_x_min, + y: config.axis_y_min, + y2: config.axis_y2_min + }; + } + }; + c3_chart_fn.axis.range = function (range) { + if (arguments.length) { + if (isDefined(range.max)) { this.axis.max(range.max); } + if (isDefined(range.min)) { this.axis.min(range.min); } + } else { + return { + max: this.axis.max(), + min: this.axis.min() + }; + } + }; + + c3_chart_fn.legend = function () {}; + c3_chart_fn.legend.show = function (targetIds) { + var $$ = this.internal; + $$.showLegend($$.mapToTargetIds(targetIds)); + $$.updateAndRedraw({withLegend: true}); + }; + c3_chart_fn.legend.hide = function (targetIds) { + var $$ = this.internal; + $$.hideLegend($$.mapToTargetIds(targetIds)); + $$.updateAndRedraw({withLegend: true}); + }; + + c3_chart_fn.resize = function (size) { + var $$ = this.internal, config = $$.config; + config.size_width = size ? size.width : null; + config.size_height = size ? size.height : null; + this.flush(); + }; + + c3_chart_fn.flush = function () { + var $$ = this.internal; + $$.updateAndRedraw({withLegend: true, withTransition: false, withTransitionForTransform: false}); + }; + + c3_chart_fn.destroy = function () { + var $$ = this.internal; + + window.clearInterval($$.intervalForObserveInserted); + window.onresize = null; + + $$.selectChart.classed('c3', false).html(""); + + // MEMO: this is needed because the reference of some elements will not be released, then memory leak will happen. + Object.keys($$).forEach(function (key) { + $$[key] = null; + }); + + return null; + }; + + c3_chart_fn.tooltip = function () {}; + c3_chart_fn.tooltip.show = function (args) { + var $$ = this.internal, index, mouse; + + // determine mouse position on the chart + if (args.mouse) { + mouse = args.mouse; + } + + // determine focus data + if (args.data) { + if ($$.isMultipleX()) { + // if multiple xs, target point will be determined by mouse + mouse = [$$.x(args.data.x), $$.getYScale(args.data.id)(args.data.value)]; + index = null; + } else { + // TODO: when tooltip_grouped = false + index = isValue(args.data.index) ? args.data.index : $$.getIndexByX(args.data.x); + } + } + else if (typeof args.x !== 'undefined') { + index = $$.getIndexByX(args.x); + } + else if (typeof args.index !== 'undefined') { + index = args.index; + } + + // emulate mouse events to show + $$.dispatchEvent('mouseover', index, mouse); + $$.dispatchEvent('mousemove', index, mouse); + }; + c3_chart_fn.tooltip.hide = function () { + // TODO: get target data by checking the state of focus + this.internal.dispatchEvent('mouseout', 0); + }; + + // Features: + // 1. category axis + // 2. ceil values of translate/x/y to int for half pixel antialiasing + // 3. multiline tick text + var tickTextCharSize; + function c3_axis(d3, params) { + var scale = d3.scale.linear(), orient = "bottom", innerTickSize = 6, outerTickSize, tickPadding = 3, tickValues = null, tickFormat, tickArguments; + + var tickOffset = 0, tickCulling = true, tickCentered; + + params = params || {}; + outerTickSize = params.withOuterTick ? 6 : 0; + + function axisX(selection, x) { + selection.attr("transform", function (d) { + return "translate(" + Math.ceil(x(d) + tickOffset) + ", 0)"; + }); + } + function axisY(selection, y) { + selection.attr("transform", function (d) { + return "translate(0," + Math.ceil(y(d)) + ")"; + }); + } + function scaleExtent(domain) { + var start = domain[0], stop = domain[domain.length - 1]; + return start < stop ? [ start, stop ] : [ stop, start ]; + } + function generateTicks(scale) { + var i, domain, ticks = []; + if (scale.ticks) { + return scale.ticks.apply(scale, tickArguments); + } + domain = scale.domain(); + for (i = Math.ceil(domain[0]); i < domain[1]; i++) { + ticks.push(i); + } + if (ticks.length > 0 && ticks[0] > 0) { + ticks.unshift(ticks[0] - (ticks[1] - ticks[0])); + } + return ticks; + } + function copyScale() { + var newScale = scale.copy(), domain; + if (params.isCategory) { + domain = scale.domain(); + newScale.domain([domain[0], domain[1] - 1]); + } + return newScale; + } + function textFormatted(v) { + return tickFormat ? tickFormat(v) : v; + } + function getSizeFor1Char(tick) { + if (tickTextCharSize) { + return tickTextCharSize; + } + var size = { + h: 11.5, + w: 5.5 + }; + tick.select('text').text(textFormatted).each(function (d) { + var box = this.getBoundingClientRect(), + text = textFormatted(d), + h = box.height, + w = text ? (box.width / text.length) : undefined; + if (h && w) { + size.h = h; + size.w = w; + } + }).text(''); + tickTextCharSize = size; + return size; + } + function axis(g) { + g.each(function () { + var g = d3.select(this); + var scale0 = this.__chart__ || scale, scale1 = this.__chart__ = copyScale(); + + var ticks = tickValues ? tickValues : generateTicks(scale1), + tick = g.selectAll(".tick").data(ticks, scale1), + tickEnter = tick.enter().insert("g", ".domain").attr("class", "tick").style("opacity", 1e-6), + // MEMO: No exit transition. The reason is this transition affects max tick width calculation because old tick will be included in the ticks. + tickExit = tick.exit().remove(), + tickUpdate = d3.transition(tick).style("opacity", 1), + tickTransform, tickX, tickY; + + var range = scale.rangeExtent ? scale.rangeExtent() : scaleExtent(scale.range()), + path = g.selectAll(".domain").data([ 0 ]), + pathUpdate = (path.enter().append("path").attr("class", "domain"), d3.transition(path)); + tickEnter.append("line"); + tickEnter.append("text"); + + var lineEnter = tickEnter.select("line"), + lineUpdate = tickUpdate.select("line"), + textEnter = tickEnter.select("text"), + textUpdate = tickUpdate.select("text"); + + if (params.isCategory) { + tickOffset = Math.ceil((scale1(1) - scale1(0)) / 2); + tickX = tickCentered ? 0 : tickOffset; + tickY = tickCentered ? tickOffset : 0; + } else { + tickOffset = tickX = 0; + } + + var text, tspan, sizeFor1Char = getSizeFor1Char(g.select('.tick')), counts = []; + var tickLength = Math.max(innerTickSize, 0) + tickPadding, + isVertical = orient === 'left' || orient === 'right'; + + // this should be called only when category axis + function splitTickText(d, maxWidth) { + var tickText = textFormatted(d), + subtext, spaceIndex, textWidth, splitted = []; + + if (Object.prototype.toString.call(tickText) === "[object Array]") { + return tickText; + } + + if (!maxWidth || maxWidth <= 0) { + maxWidth = isVertical ? 95 : params.isCategory ? (Math.ceil(scale1(ticks[1]) - scale1(ticks[0])) - 12) : 110; + } + + function split(splitted, text) { + spaceIndex = undefined; + for (var i = 1; i < text.length; i++) { + if (text.charAt(i) === ' ') { + spaceIndex = i; + } + subtext = text.substr(0, i + 1); + textWidth = sizeFor1Char.w * subtext.length; + // if text width gets over tick width, split by space index or crrent index + if (maxWidth < textWidth) { + return split( + splitted.concat(text.substr(0, spaceIndex ? spaceIndex : i)), + text.slice(spaceIndex ? spaceIndex + 1 : i) + ); + } + } + return splitted.concat(text); + } + + return split(splitted, tickText + ""); + } + + function tspanDy(d, i) { + var dy = sizeFor1Char.h; + if (i === 0) { + if (orient === 'left' || orient === 'right') { + dy = -((counts[d.index] - 1) * (sizeFor1Char.h / 2) - 3); + } else { + dy = ".71em"; + } + } + return dy; + } + + function tickSize(d) { + var tickPosition = scale(d) + (tickCentered ? 0 : tickOffset); + return range[0] < tickPosition && tickPosition < range[1] ? innerTickSize : 0; + } + + text = tick.select("text"); + tspan = text.selectAll('tspan') + .data(function (d, i) { + var splitted = params.tickMultiline ? splitTickText(d, params.tickWidth) : [].concat(textFormatted(d)); + counts[i] = splitted.length; + return splitted.map(function (s) { + return { index: i, splitted: s }; + }); + }); + tspan.enter().append('tspan'); + tspan.exit().remove(); + tspan.text(function (d) { return d.splitted; }); + + switch (orient) { + case "bottom": + { + tickTransform = axisX; + lineEnter.attr("y2", innerTickSize); + textEnter.attr("y", tickLength); + lineUpdate.attr("x1", tickX).attr("x2", tickX).attr("y2", tickSize); + textUpdate.attr("x", 0).attr("y", tickLength); + text.style("text-anchor", "middle"); + tspan.attr('x', 0).attr("dy", tspanDy); + pathUpdate.attr("d", "M" + range[0] + "," + outerTickSize + "V0H" + range[1] + "V" + outerTickSize); + break; + } + case "top": + { + tickTransform = axisX; + lineEnter.attr("y2", -innerTickSize); + textEnter.attr("y", -tickLength); + lineUpdate.attr("x2", 0).attr("y2", -innerTickSize); + textUpdate.attr("x", 0).attr("y", -tickLength); + text.style("text-anchor", "middle"); + tspan.attr('x', 0).attr("dy", "0em"); + pathUpdate.attr("d", "M" + range[0] + "," + -outerTickSize + "V0H" + range[1] + "V" + -outerTickSize); + break; + } + case "left": + { + tickTransform = axisY; + lineEnter.attr("x2", -innerTickSize); + textEnter.attr("x", -tickLength); + lineUpdate.attr("x2", -innerTickSize).attr("y1", tickY).attr("y2", tickY); + textUpdate.attr("x", -tickLength).attr("y", tickOffset); + text.style("text-anchor", "end"); + tspan.attr('x', -tickLength).attr("dy", tspanDy); + pathUpdate.attr("d", "M" + -outerTickSize + "," + range[0] + "H0V" + range[1] + "H" + -outerTickSize); + break; + } + case "right": + { + tickTransform = axisY; + lineEnter.attr("x2", innerTickSize); + textEnter.attr("x", tickLength); + lineUpdate.attr("x2", innerTickSize).attr("y2", 0); + textUpdate.attr("x", tickLength).attr("y", 0); + text.style("text-anchor", "start"); + tspan.attr('x', tickLength).attr("dy", tspanDy); + pathUpdate.attr("d", "M" + outerTickSize + "," + range[0] + "H0V" + range[1] + "H" + outerTickSize); + break; + } + } + if (scale1.rangeBand) { + var x = scale1, dx = x.rangeBand() / 2; + scale0 = scale1 = function (d) { + return x(d) + dx; + }; + } else if (scale0.rangeBand) { + scale0 = scale1; + } else { + tickExit.call(tickTransform, scale1); + } + tickEnter.call(tickTransform, scale0); + tickUpdate.call(tickTransform, scale1); + }); + } + axis.scale = function (x) { + if (!arguments.length) { return scale; } + scale = x; + return axis; + }; + axis.orient = function (x) { + if (!arguments.length) { return orient; } + orient = x in {top: 1, right: 1, bottom: 1, left: 1} ? x + "" : "bottom"; + return axis; + }; + axis.tickFormat = function (format) { + if (!arguments.length) { return tickFormat; } + tickFormat = format; + return axis; + }; + axis.tickCentered = function (isCentered) { + if (!arguments.length) { return tickCentered; } + tickCentered = isCentered; + return axis; + }; + axis.tickOffset = function () { // This will be overwritten when normal x axis + return tickOffset; + }; + axis.ticks = function () { + if (!arguments.length) { return tickArguments; } + tickArguments = arguments; + return axis; + }; + axis.tickCulling = function (culling) { + if (!arguments.length) { return tickCulling; } + tickCulling = culling; + return axis; + }; + axis.tickValues = function (x) { + if (typeof x === 'function') { + tickValues = function () { + return x(scale.domain()); + }; + } + else { + if (!arguments.length) { return tickValues; } + tickValues = x; + } + return axis; + }; + return axis; + } + + // fix problems using c3 with phantomjs #578 + Function.prototype.bind = Function.prototype.bind || function (thisp) { + var fn = this; + return function () { + return fn.apply(thisp, arguments); + }; + }; + + if (typeof define === 'function' && define.amd) { + define("c3", ["d3"], c3); + } else if ('undefined' !== typeof exports && 'undefined' !== typeof module) { + module.exports = c3; + } else { + window.c3 = c3; + } + +})(window); diff --git a/data/templates/js/d3.js b/data/templates/js/d3.js new file mode 100644 index 0000000..81e459f --- /dev/null +++ b/data/templates/js/d3.js @@ -0,0 +1,9466 @@ +!function() { + var d3 = { + version: "3.5.3" + }; + if (!Date.now) Date.now = function() { + return +new Date(); + }; + var d3_arraySlice = [].slice, d3_array = function(list) { + return d3_arraySlice.call(list); + }; + var d3_document = document, d3_documentElement = d3_document.documentElement, d3_window = window; + try { + d3_array(d3_documentElement.childNodes)[0].nodeType; + } catch (e) { + d3_array = function(list) { + var i = list.length, array = new Array(i); + while (i--) array[i] = list[i]; + return array; + }; + } + try { + d3_document.createElement("div").style.setProperty("opacity", 0, ""); + } catch (error) { + var d3_element_prototype = d3_window.Element.prototype, d3_element_setAttribute = d3_element_prototype.setAttribute, d3_element_setAttributeNS = d3_element_prototype.setAttributeNS, d3_style_prototype = d3_window.CSSStyleDeclaration.prototype, d3_style_setProperty = d3_style_prototype.setProperty; + d3_element_prototype.setAttribute = function(name, value) { + d3_element_setAttribute.call(this, name, value + ""); + }; + d3_element_prototype.setAttributeNS = function(space, local, value) { + d3_element_setAttributeNS.call(this, space, local, value + ""); + }; + d3_style_prototype.setProperty = function(name, value, priority) { + d3_style_setProperty.call(this, name, value + "", priority); + }; + } + d3.ascending = d3_ascending; + function d3_ascending(a, b) { + return a < b ? -1 : a > b ? 1 : a >= b ? 0 : NaN; + } + d3.descending = function(a, b) { + return b < a ? -1 : b > a ? 1 : b >= a ? 0 : NaN; + }; + d3.min = function(array, f) { + var i = -1, n = array.length, a, b; + if (arguments.length === 1) { + while (++i < n) if ((b = array[i]) != null && b >= b) { + a = b; + break; + } + while (++i < n) if ((b = array[i]) != null && a > b) a = b; + } else { + while (++i < n) if ((b = f.call(array, array[i], i)) != null && b >= b) { + a = b; + break; + } + while (++i < n) if ((b = f.call(array, array[i], i)) != null && a > b) a = b; + } + return a; + }; + d3.max = function(array, f) { + var i = -1, n = array.length, a, b; + if (arguments.length === 1) { + while (++i < n) if ((b = array[i]) != null && b >= b) { + a = b; + break; + } + while (++i < n) if ((b = array[i]) != null && b > a) a = b; + } else { + while (++i < n) if ((b = f.call(array, array[i], i)) != null && b >= b) { + a = b; + break; + } + while (++i < n) if ((b = f.call(array, array[i], i)) != null && b > a) a = b; + } + return a; + }; + d3.extent = function(array, f) { + var i = -1, n = array.length, a, b, c; + if (arguments.length === 1) { + while (++i < n) if ((b = array[i]) != null && b >= b) { + a = c = b; + break; + } + while (++i < n) if ((b = array[i]) != null) { + if (a > b) a = b; + if (c < b) c = b; + } + } else { + while (++i < n) if ((b = f.call(array, array[i], i)) != null && b >= b) { + a = c = b; + break; + } + while (++i < n) if ((b = f.call(array, array[i], i)) != null) { + if (a > b) a = b; + if (c < b) c = b; + } + } + return [ a, c ]; + }; + function d3_number(x) { + return x === null ? NaN : +x; + } + function d3_numeric(x) { + return !isNaN(x); + } + d3.sum = function(array, f) { + var s = 0, n = array.length, a, i = -1; + if (arguments.length === 1) { + while (++i < n) if (d3_numeric(a = +array[i])) s += a; + } else { + while (++i < n) if (d3_numeric(a = +f.call(array, array[i], i))) s += a; + } + return s; + }; + d3.mean = function(array, f) { + var s = 0, n = array.length, a, i = -1, j = n; + if (arguments.length === 1) { + while (++i < n) if (d3_numeric(a = d3_number(array[i]))) s += a; else --j; + } else { + while (++i < n) if (d3_numeric(a = d3_number(f.call(array, array[i], i)))) s += a; else --j; + } + if (j) return s / j; + }; + d3.quantile = function(values, p) { + var H = (values.length - 1) * p + 1, h = Math.floor(H), v = +values[h - 1], e = H - h; + return e ? v + e * (values[h] - v) : v; + }; + d3.median = function(array, f) { + var numbers = [], n = array.length, a, i = -1; + if (arguments.length === 1) { + while (++i < n) if (d3_numeric(a = d3_number(array[i]))) numbers.push(a); + } else { + while (++i < n) if (d3_numeric(a = d3_number(f.call(array, array[i], i)))) numbers.push(a); + } + if (numbers.length) return d3.quantile(numbers.sort(d3_ascending), .5); + }; + d3.variance = function(array, f) { + var n = array.length, m = 0, a, d, s = 0, i = -1, j = 0; + if (arguments.length === 1) { + while (++i < n) { + if (d3_numeric(a = d3_number(array[i]))) { + d = a - m; + m += d / ++j; + s += d * (a - m); + } + } + } else { + while (++i < n) { + if (d3_numeric(a = d3_number(f.call(array, array[i], i)))) { + d = a - m; + m += d / ++j; + s += d * (a - m); + } + } + } + if (j > 1) return s / (j - 1); + }; + d3.deviation = function() { + var v = d3.variance.apply(this, arguments); + return v ? Math.sqrt(v) : v; + }; + function d3_bisector(compare) { + return { + left: function(a, x, lo, hi) { + if (arguments.length < 3) lo = 0; + if (arguments.length < 4) hi = a.length; + while (lo < hi) { + var mid = lo + hi >>> 1; + if (compare(a[mid], x) < 0) lo = mid + 1; else hi = mid; + } + return lo; + }, + right: function(a, x, lo, hi) { + if (arguments.length < 3) lo = 0; + if (arguments.length < 4) hi = a.length; + while (lo < hi) { + var mid = lo + hi >>> 1; + if (compare(a[mid], x) > 0) hi = mid; else lo = mid + 1; + } + return lo; + } + }; + } + var d3_bisect = d3_bisector(d3_ascending); + d3.bisectLeft = d3_bisect.left; + d3.bisect = d3.bisectRight = d3_bisect.right; + d3.bisector = function(f) { + return d3_bisector(f.length === 1 ? function(d, x) { + return d3_ascending(f(d), x); + } : f); + }; + d3.shuffle = function(array, i0, i1) { + if ((m = arguments.length) < 3) { + i1 = array.length; + if (m < 2) i0 = 0; + } + var m = i1 - i0, t, i; + while (m) { + i = Math.random() * m-- | 0; + t = array[m + i0], array[m + i0] = array[i + i0], array[i + i0] = t; + } + return array; + }; + d3.permute = function(array, indexes) { + var i = indexes.length, permutes = new Array(i); + while (i--) permutes[i] = array[indexes[i]]; + return permutes; + }; + d3.pairs = function(array) { + var i = 0, n = array.length - 1, p0, p1 = array[0], pairs = new Array(n < 0 ? 0 : n); + while (i < n) pairs[i] = [ p0 = p1, p1 = array[++i] ]; + return pairs; + }; + d3.zip = function() { + if (!(n = arguments.length)) return []; + for (var i = -1, m = d3.min(arguments, d3_zipLength), zips = new Array(m); ++i < m; ) { + for (var j = -1, n, zip = zips[i] = new Array(n); ++j < n; ) { + zip[j] = arguments[j][i]; + } + } + return zips; + }; + function d3_zipLength(d) { + return d.length; + } + d3.transpose = function(matrix) { + return d3.zip.apply(d3, matrix); + }; + d3.keys = function(map) { + var keys = []; + for (var key in map) keys.push(key); + return keys; + }; + d3.values = function(map) { + var values = []; + for (var key in map) values.push(map[key]); + return values; + }; + d3.entries = function(map) { + var entries = []; + for (var key in map) entries.push({ + key: key, + value: map[key] + }); + return entries; + }; + d3.merge = function(arrays) { + var n = arrays.length, m, i = -1, j = 0, merged, array; + while (++i < n) j += arrays[i].length; + merged = new Array(j); + while (--n >= 0) { + array = arrays[n]; + m = array.length; + while (--m >= 0) { + merged[--j] = array[m]; + } + } + return merged; + }; + var abs = Math.abs; + d3.range = function(start, stop, step) { + if (arguments.length < 3) { + step = 1; + if (arguments.length < 2) { + stop = start; + start = 0; + } + } + if ((stop - start) / step === Infinity) throw new Error("infinite range"); + var range = [], k = d3_range_integerScale(abs(step)), i = -1, j; + start *= k, stop *= k, step *= k; + if (step < 0) while ((j = start + step * ++i) > stop) range.push(j / k); else while ((j = start + step * ++i) < stop) range.push(j / k); + return range; + }; + function d3_range_integerScale(x) { + var k = 1; + while (x * k % 1) k *= 10; + return k; + } + function d3_class(ctor, properties) { + for (var key in properties) { + Object.defineProperty(ctor.prototype, key, { + value: properties[key], + enumerable: false + }); + } + } + d3.map = function(object, f) { + var map = new d3_Map(); + if (object instanceof d3_Map) { + object.forEach(function(key, value) { + map.set(key, value); + }); + } else if (Array.isArray(object)) { + var i = -1, n = object.length, o; + if (arguments.length === 1) while (++i < n) map.set(i, object[i]); else while (++i < n) map.set(f.call(object, o = object[i], i), o); + } else { + for (var key in object) map.set(key, object[key]); + } + return map; + }; + function d3_Map() { + this._ = Object.create(null); + } + var d3_map_proto = "__proto__", d3_map_zero = "\x00"; + d3_class(d3_Map, { + has: d3_map_has, + get: function(key) { + return this._[d3_map_escape(key)]; + }, + set: function(key, value) { + return this._[d3_map_escape(key)] = value; + }, + remove: d3_map_remove, + keys: d3_map_keys, + values: function() { + var values = []; + for (var key in this._) values.push(this._[key]); + return values; + }, + entries: function() { + var entries = []; + for (var key in this._) entries.push({ + key: d3_map_unescape(key), + value: this._[key] + }); + return entries; + }, + size: d3_map_size, + empty: d3_map_empty, + forEach: function(f) { + for (var key in this._) f.call(this, d3_map_unescape(key), this._[key]); + } + }); + function d3_map_escape(key) { + return (key += "") === d3_map_proto || key[0] === d3_map_zero ? d3_map_zero + key : key; + } + function d3_map_unescape(key) { + return (key += "")[0] === d3_map_zero ? key.slice(1) : key; + } + function d3_map_has(key) { + return d3_map_escape(key) in this._; + } + function d3_map_remove(key) { + return (key = d3_map_escape(key)) in this._ && delete this._[key]; + } + function d3_map_keys() { + var keys = []; + for (var key in this._) keys.push(d3_map_unescape(key)); + return keys; + } + function d3_map_size() { + var size = 0; + for (var key in this._) ++size; + return size; + } + function d3_map_empty() { + for (var key in this._) return false; + return true; + } + d3.nest = function() { + var nest = {}, keys = [], sortKeys = [], sortValues, rollup; + function map(mapType, array, depth) { + if (depth >= keys.length) return rollup ? rollup.call(nest, array) : sortValues ? array.sort(sortValues) : array; + var i = -1, n = array.length, key = keys[depth++], keyValue, object, setter, valuesByKey = new d3_Map(), values; + while (++i < n) { + if (values = valuesByKey.get(keyValue = key(object = array[i]))) { + values.push(object); + } else { + valuesByKey.set(keyValue, [ object ]); + } + } + if (mapType) { + object = mapType(); + setter = function(keyValue, values) { + object.set(keyValue, map(mapType, values, depth)); + }; + } else { + object = {}; + setter = function(keyValue, values) { + object[keyValue] = map(mapType, values, depth); + }; + } + valuesByKey.forEach(setter); + return object; + } + function entries(map, depth) { + if (depth >= keys.length) return map; + var array = [], sortKey = sortKeys[depth++]; + map.forEach(function(key, keyMap) { + array.push({ + key: key, + values: entries(keyMap, depth) + }); + }); + return sortKey ? array.sort(function(a, b) { + return sortKey(a.key, b.key); + }) : array; + } + nest.map = function(array, mapType) { + return map(mapType, array, 0); + }; + nest.entries = function(array) { + return entries(map(d3.map, array, 0), 0); + }; + nest.key = function(d) { + keys.push(d); + return nest; + }; + nest.sortKeys = function(order) { + sortKeys[keys.length - 1] = order; + return nest; + }; + nest.sortValues = function(order) { + sortValues = order; + return nest; + }; + nest.rollup = function(f) { + rollup = f; + return nest; + }; + return nest; + }; + d3.set = function(array) { + var set = new d3_Set(); + if (array) for (var i = 0, n = array.length; i < n; ++i) set.add(array[i]); + return set; + }; + function d3_Set() { + this._ = Object.create(null); + } + d3_class(d3_Set, { + has: d3_map_has, + add: function(key) { + this._[d3_map_escape(key += "")] = true; + return key; + }, + remove: d3_map_remove, + values: d3_map_keys, + size: d3_map_size, + empty: d3_map_empty, + forEach: function(f) { + for (var key in this._) f.call(this, d3_map_unescape(key)); + } + }); + d3.behavior = {}; + d3.rebind = function(target, source) { + var i = 1, n = arguments.length, method; + while (++i < n) target[method = arguments[i]] = d3_rebind(target, source, source[method]); + return target; + }; + function d3_rebind(target, source, method) { + return function() { + var value = method.apply(source, arguments); + return value === source ? target : value; + }; + } + function d3_vendorSymbol(object, name) { + if (name in object) return name; + name = name.charAt(0).toUpperCase() + name.slice(1); + for (var i = 0, n = d3_vendorPrefixes.length; i < n; ++i) { + var prefixName = d3_vendorPrefixes[i] + name; + if (prefixName in object) return prefixName; + } + } + var d3_vendorPrefixes = [ "webkit", "ms", "moz", "Moz", "o", "O" ]; + function d3_noop() {} + d3.dispatch = function() { + var dispatch = new d3_dispatch(), i = -1, n = arguments.length; + while (++i < n) dispatch[arguments[i]] = d3_dispatch_event(dispatch); + return dispatch; + }; + function d3_dispatch() {} + d3_dispatch.prototype.on = function(type, listener) { + var i = type.indexOf("."), name = ""; + if (i >= 0) { + name = type.slice(i + 1); + type = type.slice(0, i); + } + if (type) return arguments.length < 2 ? this[type].on(name) : this[type].on(name, listener); + if (arguments.length === 2) { + if (listener == null) for (type in this) { + if (this.hasOwnProperty(type)) this[type].on(name, null); + } + return this; + } + }; + function d3_dispatch_event(dispatch) { + var listeners = [], listenerByName = new d3_Map(); + function event() { + var z = listeners, i = -1, n = z.length, l; + while (++i < n) if (l = z[i].on) l.apply(this, arguments); + return dispatch; + } + event.on = function(name, listener) { + var l = listenerByName.get(name), i; + if (arguments.length < 2) return l && l.on; + if (l) { + l.on = null; + listeners = listeners.slice(0, i = listeners.indexOf(l)).concat(listeners.slice(i + 1)); + listenerByName.remove(name); + } + if (listener) listeners.push(listenerByName.set(name, { + on: listener + })); + return dispatch; + }; + return event; + } + d3.event = null; + function d3_eventPreventDefault() { + d3.event.preventDefault(); + } + function d3_eventSource() { + var e = d3.event, s; + while (s = e.sourceEvent) e = s; + return e; + } + function d3_eventDispatch(target) { + var dispatch = new d3_dispatch(), i = 0, n = arguments.length; + while (++i < n) dispatch[arguments[i]] = d3_dispatch_event(dispatch); + dispatch.of = function(thiz, argumentz) { + return function(e1) { + try { + var e0 = e1.sourceEvent = d3.event; + e1.target = target; + d3.event = e1; + dispatch[e1.type].apply(thiz, argumentz); + } finally { + d3.event = e0; + } + }; + }; + return dispatch; + } + d3.requote = function(s) { + return s.replace(d3_requote_re, "\\$&"); + }; + var d3_requote_re = /[\\\^\$\*\+\?\|\[\]\(\)\.\{\}]/g; + var d3_subclass = {}.__proto__ ? function(object, prototype) { + object.__proto__ = prototype; + } : function(object, prototype) { + for (var property in prototype) object[property] = prototype[property]; + }; + function d3_selection(groups) { + d3_subclass(groups, d3_selectionPrototype); + return groups; + } + var d3_select = function(s, n) { + return n.querySelector(s); + }, d3_selectAll = function(s, n) { + return n.querySelectorAll(s); + }, d3_selectMatcher = d3_documentElement.matches || d3_documentElement[d3_vendorSymbol(d3_documentElement, "matchesSelector")], d3_selectMatches = function(n, s) { + return d3_selectMatcher.call(n, s); + }; + if (typeof Sizzle === "function") { + d3_select = function(s, n) { + return Sizzle(s, n)[0] || null; + }; + d3_selectAll = Sizzle; + d3_selectMatches = Sizzle.matchesSelector; + } + d3.selection = function() { + return d3_selectionRoot; + }; + var d3_selectionPrototype = d3.selection.prototype = []; + d3_selectionPrototype.select = function(selector) { + var subgroups = [], subgroup, subnode, group, node; + selector = d3_selection_selector(selector); + for (var j = -1, m = this.length; ++j < m; ) { + subgroups.push(subgroup = []); + subgroup.parentNode = (group = this[j]).parentNode; + for (var i = -1, n = group.length; ++i < n; ) { + if (node = group[i]) { + subgroup.push(subnode = selector.call(node, node.__data__, i, j)); + if (subnode && "__data__" in node) subnode.__data__ = node.__data__; + } else { + subgroup.push(null); + } + } + } + return d3_selection(subgroups); + }; + function d3_selection_selector(selector) { + return typeof selector === "function" ? selector : function() { + return d3_select(selector, this); + }; + } + d3_selectionPrototype.selectAll = function(selector) { + var subgroups = [], subgroup, node; + selector = d3_selection_selectorAll(selector); + for (var j = -1, m = this.length; ++j < m; ) { + for (var group = this[j], i = -1, n = group.length; ++i < n; ) { + if (node = group[i]) { + subgroups.push(subgroup = d3_array(selector.call(node, node.__data__, i, j))); + subgroup.parentNode = node; + } + } + } + return d3_selection(subgroups); + }; + function d3_selection_selectorAll(selector) { + return typeof selector === "function" ? selector : function() { + return d3_selectAll(selector, this); + }; + } + var d3_nsPrefix = { + svg: "http://www.w3.org/2000/svg", + xhtml: "http://www.w3.org/1999/xhtml", + xlink: "http://www.w3.org/1999/xlink", + xml: "http://www.w3.org/XML/1998/namespace", + xmlns: "http://www.w3.org/2000/xmlns/" + }; + d3.ns = { + prefix: d3_nsPrefix, + qualify: function(name) { + var i = name.indexOf(":"), prefix = name; + if (i >= 0) { + prefix = name.slice(0, i); + name = name.slice(i + 1); + } + return d3_nsPrefix.hasOwnProperty(prefix) ? { + space: d3_nsPrefix[prefix], + local: name + } : name; + } + }; + d3_selectionPrototype.attr = function(name, value) { + if (arguments.length < 2) { + if (typeof name === "string") { + var node = this.node(); + name = d3.ns.qualify(name); + return name.local ? node.getAttributeNS(name.space, name.local) : node.getAttribute(name); + } + for (value in name) this.each(d3_selection_attr(value, name[value])); + return this; + } + return this.each(d3_selection_attr(name, value)); + }; + function d3_selection_attr(name, value) { + name = d3.ns.qualify(name); + function attrNull() { + this.removeAttribute(name); + } + function attrNullNS() { + this.removeAttributeNS(name.space, name.local); + } + function attrConstant() { + this.setAttribute(name, value); + } + function attrConstantNS() { + this.setAttributeNS(name.space, name.local, value); + } + function attrFunction() { + var x = value.apply(this, arguments); + if (x == null) this.removeAttribute(name); else this.setAttribute(name, x); + } + function attrFunctionNS() { + var x = value.apply(this, arguments); + if (x == null) this.removeAttributeNS(name.space, name.local); else this.setAttributeNS(name.space, name.local, x); + } + return value == null ? name.local ? attrNullNS : attrNull : typeof value === "function" ? name.local ? attrFunctionNS : attrFunction : name.local ? attrConstantNS : attrConstant; + } + function d3_collapse(s) { + return s.trim().replace(/\s+/g, " "); + } + d3_selectionPrototype.classed = function(name, value) { + if (arguments.length < 2) { + if (typeof name === "string") { + var node = this.node(), n = (name = d3_selection_classes(name)).length, i = -1; + if (value = node.classList) { + while (++i < n) if (!value.contains(name[i])) return false; + } else { + value = node.getAttribute("class"); + while (++i < n) if (!d3_selection_classedRe(name[i]).test(value)) return false; + } + return true; + } + for (value in name) this.each(d3_selection_classed(value, name[value])); + return this; + } + return this.each(d3_selection_classed(name, value)); + }; + function d3_selection_classedRe(name) { + return new RegExp("(?:^|\\s+)" + d3.requote(name) + "(?:\\s+|$)", "g"); + } + function d3_selection_classes(name) { + return (name + "").trim().split(/^|\s+/); + } + function d3_selection_classed(name, value) { + name = d3_selection_classes(name).map(d3_selection_classedName); + var n = name.length; + function classedConstant() { + var i = -1; + while (++i < n) name[i](this, value); + } + function classedFunction() { + var i = -1, x = value.apply(this, arguments); + while (++i < n) name[i](this, x); + } + return typeof value === "function" ? classedFunction : classedConstant; + } + function d3_selection_classedName(name) { + var re = d3_selection_classedRe(name); + return function(node, value) { + if (c = node.classList) return value ? c.add(name) : c.remove(name); + var c = node.getAttribute("class") || ""; + if (value) { + re.lastIndex = 0; + if (!re.test(c)) node.setAttribute("class", d3_collapse(c + " " + name)); + } else { + node.setAttribute("class", d3_collapse(c.replace(re, " "))); + } + }; + } + d3_selectionPrototype.style = function(name, value, priority) { + var n = arguments.length; + if (n < 3) { + if (typeof name !== "string") { + if (n < 2) value = ""; + for (priority in name) this.each(d3_selection_style(priority, name[priority], value)); + return this; + } + if (n < 2) return d3_window.getComputedStyle(this.node(), null).getPropertyValue(name); + priority = ""; + } + return this.each(d3_selection_style(name, value, priority)); + }; + function d3_selection_style(name, value, priority) { + function styleNull() { + this.style.removeProperty(name); + } + function styleConstant() { + this.style.setProperty(name, value, priority); + } + function styleFunction() { + var x = value.apply(this, arguments); + if (x == null) this.style.removeProperty(name); else this.style.setProperty(name, x, priority); + } + return value == null ? styleNull : typeof value === "function" ? styleFunction : styleConstant; + } + d3_selectionPrototype.property = function(name, value) { + if (arguments.length < 2) { + if (typeof name === "string") return this.node()[name]; + for (value in name) this.each(d3_selection_property(value, name[value])); + return this; + } + return this.each(d3_selection_property(name, value)); + }; + function d3_selection_property(name, value) { + function propertyNull() { + delete this[name]; + } + function propertyConstant() { + this[name] = value; + } + function propertyFunction() { + var x = value.apply(this, arguments); + if (x == null) delete this[name]; else this[name] = x; + } + return value == null ? propertyNull : typeof value === "function" ? propertyFunction : propertyConstant; + } + d3_selectionPrototype.text = function(value) { + return arguments.length ? this.each(typeof value === "function" ? function() { + var v = value.apply(this, arguments); + this.textContent = v == null ? "" : v; + } : value == null ? function() { + this.textContent = ""; + } : function() { + this.textContent = value; + }) : this.node().textContent; + }; + d3_selectionPrototype.html = function(value) { + return arguments.length ? this.each(typeof value === "function" ? function() { + var v = value.apply(this, arguments); + this.innerHTML = v == null ? "" : v; + } : value == null ? function() { + this.innerHTML = ""; + } : function() { + this.innerHTML = value; + }) : this.node().innerHTML; + }; + d3_selectionPrototype.append = function(name) { + name = d3_selection_creator(name); + return this.select(function() { + return this.appendChild(name.apply(this, arguments)); + }); + }; + function d3_selection_creator(name) { + return typeof name === "function" ? name : (name = d3.ns.qualify(name)).local ? function() { + return this.ownerDocument.createElementNS(name.space, name.local); + } : function() { + return this.ownerDocument.createElementNS(this.namespaceURI, name); + }; + } + d3_selectionPrototype.insert = function(name, before) { + name = d3_selection_creator(name); + before = d3_selection_selector(before); + return this.select(function() { + return this.insertBefore(name.apply(this, arguments), before.apply(this, arguments) || null); + }); + }; + d3_selectionPrototype.remove = function() { + return this.each(d3_selectionRemove); + }; + function d3_selectionRemove() { + var parent = this.parentNode; + if (parent) parent.removeChild(this); + } + d3_selectionPrototype.data = function(value, key) { + var i = -1, n = this.length, group, node; + if (!arguments.length) { + value = new Array(n = (group = this[0]).length); + while (++i < n) { + if (node = group[i]) { + value[i] = node.__data__; + } + } + return value; + } + function bind(group, groupData) { + var i, n = group.length, m = groupData.length, n0 = Math.min(n, m), updateNodes = new Array(m), enterNodes = new Array(m), exitNodes = new Array(n), node, nodeData; + if (key) { + var nodeByKeyValue = new d3_Map(), keyValues = new Array(n), keyValue; + for (i = -1; ++i < n; ) { + if (nodeByKeyValue.has(keyValue = key.call(node = group[i], node.__data__, i))) { + exitNodes[i] = node; + } else { + nodeByKeyValue.set(keyValue, node); + } + keyValues[i] = keyValue; + } + for (i = -1; ++i < m; ) { + if (!(node = nodeByKeyValue.get(keyValue = key.call(groupData, nodeData = groupData[i], i)))) { + enterNodes[i] = d3_selection_dataNode(nodeData); + } else if (node !== true) { + updateNodes[i] = node; + node.__data__ = nodeData; + } + nodeByKeyValue.set(keyValue, true); + } + for (i = -1; ++i < n; ) { + if (nodeByKeyValue.get(keyValues[i]) !== true) { + exitNodes[i] = group[i]; + } + } + } else { + for (i = -1; ++i < n0; ) { + node = group[i]; + nodeData = groupData[i]; + if (node) { + node.__data__ = nodeData; + updateNodes[i] = node; + } else { + enterNodes[i] = d3_selection_dataNode(nodeData); + } + } + for (;i < m; ++i) { + enterNodes[i] = d3_selection_dataNode(groupData[i]); + } + for (;i < n; ++i) { + exitNodes[i] = group[i]; + } + } + enterNodes.update = updateNodes; + enterNodes.parentNode = updateNodes.parentNode = exitNodes.parentNode = group.parentNode; + enter.push(enterNodes); + update.push(updateNodes); + exit.push(exitNodes); + } + var enter = d3_selection_enter([]), update = d3_selection([]), exit = d3_selection([]); + if (typeof value === "function") { + while (++i < n) { + bind(group = this[i], value.call(group, group.parentNode.__data__, i)); + } + } else { + while (++i < n) { + bind(group = this[i], value); + } + } + update.enter = function() { + return enter; + }; + update.exit = function() { + return exit; + }; + return update; + }; + function d3_selection_dataNode(data) { + return { + __data__: data + }; + } + d3_selectionPrototype.datum = function(value) { + return arguments.length ? this.property("__data__", value) : this.property("__data__"); + }; + d3_selectionPrototype.filter = function(filter) { + var subgroups = [], subgroup, group, node; + if (typeof filter !== "function") filter = d3_selection_filter(filter); + for (var j = 0, m = this.length; j < m; j++) { + subgroups.push(subgroup = []); + subgroup.parentNode = (group = this[j]).parentNode; + for (var i = 0, n = group.length; i < n; i++) { + if ((node = group[i]) && filter.call(node, node.__data__, i, j)) { + subgroup.push(node); + } + } + } + return d3_selection(subgroups); + }; + function d3_selection_filter(selector) { + return function() { + return d3_selectMatches(this, selector); + }; + } + d3_selectionPrototype.order = function() { + for (var j = -1, m = this.length; ++j < m; ) { + for (var group = this[j], i = group.length - 1, next = group[i], node; --i >= 0; ) { + if (node = group[i]) { + if (next && next !== node.nextSibling) next.parentNode.insertBefore(node, next); + next = node; + } + } + } + return this; + }; + d3_selectionPrototype.sort = function(comparator) { + comparator = d3_selection_sortComparator.apply(this, arguments); + for (var j = -1, m = this.length; ++j < m; ) this[j].sort(comparator); + return this.order(); + }; + function d3_selection_sortComparator(comparator) { + if (!arguments.length) comparator = d3_ascending; + return function(a, b) { + return a && b ? comparator(a.__data__, b.__data__) : !a - !b; + }; + } + d3_selectionPrototype.each = function(callback) { + return d3_selection_each(this, function(node, i, j) { + callback.call(node, node.__data__, i, j); + }); + }; + function d3_selection_each(groups, callback) { + for (var j = 0, m = groups.length; j < m; j++) { + for (var group = groups[j], i = 0, n = group.length, node; i < n; i++) { + if (node = group[i]) callback(node, i, j); + } + } + return groups; + } + d3_selectionPrototype.call = function(callback) { + var args = d3_array(arguments); + callback.apply(args[0] = this, args); + return this; + }; + d3_selectionPrototype.empty = function() { + return !this.node(); + }; + d3_selectionPrototype.node = function() { + for (var j = 0, m = this.length; j < m; j++) { + for (var group = this[j], i = 0, n = group.length; i < n; i++) { + var node = group[i]; + if (node) return node; + } + } + return null; + }; + d3_selectionPrototype.size = function() { + var n = 0; + d3_selection_each(this, function() { + ++n; + }); + return n; + }; + function d3_selection_enter(selection) { + d3_subclass(selection, d3_selection_enterPrototype); + return selection; + } + var d3_selection_enterPrototype = []; + d3.selection.enter = d3_selection_enter; + d3.selection.enter.prototype = d3_selection_enterPrototype; + d3_selection_enterPrototype.append = d3_selectionPrototype.append; + d3_selection_enterPrototype.empty = d3_selectionPrototype.empty; + d3_selection_enterPrototype.node = d3_selectionPrototype.node; + d3_selection_enterPrototype.call = d3_selectionPrototype.call; + d3_selection_enterPrototype.size = d3_selectionPrototype.size; + d3_selection_enterPrototype.select = function(selector) { + var subgroups = [], subgroup, subnode, upgroup, group, node; + for (var j = -1, m = this.length; ++j < m; ) { + upgroup = (group = this[j]).update; + subgroups.push(subgroup = []); + subgroup.parentNode = group.parentNode; + for (var i = -1, n = group.length; ++i < n; ) { + if (node = group[i]) { + subgroup.push(upgroup[i] = subnode = selector.call(group.parentNode, node.__data__, i, j)); + subnode.__data__ = node.__data__; + } else { + subgroup.push(null); + } + } + } + return d3_selection(subgroups); + }; + d3_selection_enterPrototype.insert = function(name, before) { + if (arguments.length < 2) before = d3_selection_enterInsertBefore(this); + return d3_selectionPrototype.insert.call(this, name, before); + }; + function d3_selection_enterInsertBefore(enter) { + var i0, j0; + return function(d, i, j) { + var group = enter[j].update, n = group.length, node; + if (j != j0) j0 = j, i0 = 0; + if (i >= i0) i0 = i + 1; + while (!(node = group[i0]) && ++i0 < n) ; + return node; + }; + } + d3.select = function(node) { + var group = [ typeof node === "string" ? d3_select(node, d3_document) : node ]; + group.parentNode = d3_documentElement; + return d3_selection([ group ]); + }; + d3.selectAll = function(nodes) { + var group = d3_array(typeof nodes === "string" ? d3_selectAll(nodes, d3_document) : nodes); + group.parentNode = d3_documentElement; + return d3_selection([ group ]); + }; + var d3_selectionRoot = d3.select(d3_documentElement); + d3_selectionPrototype.on = function(type, listener, capture) { + var n = arguments.length; + if (n < 3) { + if (typeof type !== "string") { + if (n < 2) listener = false; + for (capture in type) this.each(d3_selection_on(capture, type[capture], listener)); + return this; + } + if (n < 2) return (n = this.node()["__on" + type]) && n._; + capture = false; + } + return this.each(d3_selection_on(type, listener, capture)); + }; + function d3_selection_on(type, listener, capture) { + var name = "__on" + type, i = type.indexOf("."), wrap = d3_selection_onListener; + if (i > 0) type = type.slice(0, i); + var filter = d3_selection_onFilters.get(type); + if (filter) type = filter, wrap = d3_selection_onFilter; + function onRemove() { + var l = this[name]; + if (l) { + this.removeEventListener(type, l, l.$); + delete this[name]; + } + } + function onAdd() { + var l = wrap(listener, d3_array(arguments)); + onRemove.call(this); + this.addEventListener(type, this[name] = l, l.$ = capture); + l._ = listener; + } + function removeAll() { + var re = new RegExp("^__on([^.]+)" + d3.requote(type) + "$"), match; + for (var name in this) { + if (match = name.match(re)) { + var l = this[name]; + this.removeEventListener(match[1], l, l.$); + delete this[name]; + } + } + } + return i ? listener ? onAdd : onRemove : listener ? d3_noop : removeAll; + } + var d3_selection_onFilters = d3.map({ + mouseenter: "mouseover", + mouseleave: "mouseout" + }); + d3_selection_onFilters.forEach(function(k) { + if ("on" + k in d3_document) d3_selection_onFilters.remove(k); + }); + function d3_selection_onListener(listener, argumentz) { + return function(e) { + var o = d3.event; + d3.event = e; + argumentz[0] = this.__data__; + try { + listener.apply(this, argumentz); + } finally { + d3.event = o; + } + }; + } + function d3_selection_onFilter(listener, argumentz) { + var l = d3_selection_onListener(listener, argumentz); + return function(e) { + var target = this, related = e.relatedTarget; + if (!related || related !== target && !(related.compareDocumentPosition(target) & 8)) { + l.call(target, e); + } + }; + } + var d3_event_dragSelect = "onselectstart" in d3_document ? null : d3_vendorSymbol(d3_documentElement.style, "userSelect"), d3_event_dragId = 0; + function d3_event_dragSuppress() { + var name = ".dragsuppress-" + ++d3_event_dragId, click = "click" + name, w = d3.select(d3_window).on("touchmove" + name, d3_eventPreventDefault).on("dragstart" + name, d3_eventPreventDefault).on("selectstart" + name, d3_eventPreventDefault); + if (d3_event_dragSelect) { + var style = d3_documentElement.style, select = style[d3_event_dragSelect]; + style[d3_event_dragSelect] = "none"; + } + return function(suppressClick) { + w.on(name, null); + if (d3_event_dragSelect) style[d3_event_dragSelect] = select; + if (suppressClick) { + var off = function() { + w.on(click, null); + }; + w.on(click, function() { + d3_eventPreventDefault(); + off(); + }, true); + setTimeout(off, 0); + } + }; + } + d3.mouse = function(container) { + return d3_mousePoint(container, d3_eventSource()); + }; + var d3_mouse_bug44083 = /WebKit/.test(d3_window.navigator.userAgent) ? -1 : 0; + function d3_mousePoint(container, e) { + if (e.changedTouches) e = e.changedTouches[0]; + var svg = container.ownerSVGElement || container; + if (svg.createSVGPoint) { + var point = svg.createSVGPoint(); + if (d3_mouse_bug44083 < 0 && (d3_window.scrollX || d3_window.scrollY)) { + svg = d3.select("body").append("svg").style({ + position: "absolute", + top: 0, + left: 0, + margin: 0, + padding: 0, + border: "none" + }, "important"); + var ctm = svg[0][0].getScreenCTM(); + d3_mouse_bug44083 = !(ctm.f || ctm.e); + svg.remove(); + } + if (d3_mouse_bug44083) point.x = e.pageX, point.y = e.pageY; else point.x = e.clientX, + point.y = e.clientY; + point = point.matrixTransform(container.getScreenCTM().inverse()); + return [ point.x, point.y ]; + } + var rect = container.getBoundingClientRect(); + return [ e.clientX - rect.left - container.clientLeft, e.clientY - rect.top - container.clientTop ]; + } + d3.touch = function(container, touches, identifier) { + if (arguments.length < 3) identifier = touches, touches = d3_eventSource().changedTouches; + if (touches) for (var i = 0, n = touches.length, touch; i < n; ++i) { + if ((touch = touches[i]).identifier === identifier) { + return d3_mousePoint(container, touch); + } + } + }; + d3.behavior.drag = function() { + var event = d3_eventDispatch(drag, "drag", "dragstart", "dragend"), origin = null, mousedown = dragstart(d3_noop, d3.mouse, d3_behavior_dragMouseSubject, "mousemove", "mouseup"), touchstart = dragstart(d3_behavior_dragTouchId, d3.touch, d3_behavior_dragTouchSubject, "touchmove", "touchend"); + function drag() { + this.on("mousedown.drag", mousedown).on("touchstart.drag", touchstart); + } + function dragstart(id, position, subject, move, end) { + return function() { + var that = this, target = d3.event.target, parent = that.parentNode, dispatch = event.of(that, arguments), dragged = 0, dragId = id(), dragName = ".drag" + (dragId == null ? "" : "-" + dragId), dragOffset, dragSubject = d3.select(subject()).on(move + dragName, moved).on(end + dragName, ended), dragRestore = d3_event_dragSuppress(), position0 = position(parent, dragId); + if (origin) { + dragOffset = origin.apply(that, arguments); + dragOffset = [ dragOffset.x - position0[0], dragOffset.y - position0[1] ]; + } else { + dragOffset = [ 0, 0 ]; + } + dispatch({ + type: "dragstart" + }); + function moved() { + var position1 = position(parent, dragId), dx, dy; + if (!position1) return; + dx = position1[0] - position0[0]; + dy = position1[1] - position0[1]; + dragged |= dx | dy; + position0 = position1; + dispatch({ + type: "drag", + x: position1[0] + dragOffset[0], + y: position1[1] + dragOffset[1], + dx: dx, + dy: dy + }); + } + function ended() { + if (!position(parent, dragId)) return; + dragSubject.on(move + dragName, null).on(end + dragName, null); + dragRestore(dragged && d3.event.target === target); + dispatch({ + type: "dragend" + }); + } + }; + } + drag.origin = function(x) { + if (!arguments.length) return origin; + origin = x; + return drag; + }; + return d3.rebind(drag, event, "on"); + }; + function d3_behavior_dragTouchId() { + return d3.event.changedTouches[0].identifier; + } + function d3_behavior_dragTouchSubject() { + return d3.event.target; + } + function d3_behavior_dragMouseSubject() { + return d3_window; + } + d3.touches = function(container, touches) { + if (arguments.length < 2) touches = d3_eventSource().touches; + return touches ? d3_array(touches).map(function(touch) { + var point = d3_mousePoint(container, touch); + point.identifier = touch.identifier; + return point; + }) : []; + }; + var ε = 1e-6, ε2 = ε * ε, π = Math.PI, τ = 2 * π, τε = τ - ε, halfπ = π / 2, d3_radians = π / 180, d3_degrees = 180 / π; + function d3_sgn(x) { + return x > 0 ? 1 : x < 0 ? -1 : 0; + } + function d3_cross2d(a, b, c) { + return (b[0] - a[0]) * (c[1] - a[1]) - (b[1] - a[1]) * (c[0] - a[0]); + } + function d3_acos(x) { + return x > 1 ? 0 : x < -1 ? π : Math.acos(x); + } + function d3_asin(x) { + return x > 1 ? halfπ : x < -1 ? -halfπ : Math.asin(x); + } + function d3_sinh(x) { + return ((x = Math.exp(x)) - 1 / x) / 2; + } + function d3_cosh(x) { + return ((x = Math.exp(x)) + 1 / x) / 2; + } + function d3_tanh(x) { + return ((x = Math.exp(2 * x)) - 1) / (x + 1); + } + function d3_haversin(x) { + return (x = Math.sin(x / 2)) * x; + } + var ρ = Math.SQRT2, ρ2 = 2, ρ4 = 4; + d3.interpolateZoom = function(p0, p1) { + var ux0 = p0[0], uy0 = p0[1], w0 = p0[2], ux1 = p1[0], uy1 = p1[1], w1 = p1[2]; + var dx = ux1 - ux0, dy = uy1 - uy0, d2 = dx * dx + dy * dy, d1 = Math.sqrt(d2), b0 = (w1 * w1 - w0 * w0 + ρ4 * d2) / (2 * w0 * ρ2 * d1), b1 = (w1 * w1 - w0 * w0 - ρ4 * d2) / (2 * w1 * ρ2 * d1), r0 = Math.log(Math.sqrt(b0 * b0 + 1) - b0), r1 = Math.log(Math.sqrt(b1 * b1 + 1) - b1), dr = r1 - r0, S = (dr || Math.log(w1 / w0)) / ρ; + function interpolate(t) { + var s = t * S; + if (dr) { + var coshr0 = d3_cosh(r0), u = w0 / (ρ2 * d1) * (coshr0 * d3_tanh(ρ * s + r0) - d3_sinh(r0)); + return [ ux0 + u * dx, uy0 + u * dy, w0 * coshr0 / d3_cosh(ρ * s + r0) ]; + } + return [ ux0 + t * dx, uy0 + t * dy, w0 * Math.exp(ρ * s) ]; + } + interpolate.duration = S * 1e3; + return interpolate; + }; + d3.behavior.zoom = function() { + var view = { + x: 0, + y: 0, + k: 1 + }, translate0, center0, center, size = [ 960, 500 ], scaleExtent = d3_behavior_zoomInfinity, duration = 250, zooming = 0, mousedown = "mousedown.zoom", mousemove = "mousemove.zoom", mouseup = "mouseup.zoom", mousewheelTimer, touchstart = "touchstart.zoom", touchtime, event = d3_eventDispatch(zoom, "zoomstart", "zoom", "zoomend"), x0, x1, y0, y1; + function zoom(g) { + g.on(mousedown, mousedowned).on(d3_behavior_zoomWheel + ".zoom", mousewheeled).on("dblclick.zoom", dblclicked).on(touchstart, touchstarted); + } + zoom.event = function(g) { + g.each(function() { + var dispatch = event.of(this, arguments), view1 = view; + if (d3_transitionInheritId) { + d3.select(this).transition().each("start.zoom", function() { + view = this.__chart__ || { + x: 0, + y: 0, + k: 1 + }; + zoomstarted(dispatch); + }).tween("zoom:zoom", function() { + var dx = size[0], dy = size[1], cx = center0 ? center0[0] : dx / 2, cy = center0 ? center0[1] : dy / 2, i = d3.interpolateZoom([ (cx - view.x) / view.k, (cy - view.y) / view.k, dx / view.k ], [ (cx - view1.x) / view1.k, (cy - view1.y) / view1.k, dx / view1.k ]); + return function(t) { + var l = i(t), k = dx / l[2]; + this.__chart__ = view = { + x: cx - l[0] * k, + y: cy - l[1] * k, + k: k + }; + zoomed(dispatch); + }; + }).each("interrupt.zoom", function() { + zoomended(dispatch); + }).each("end.zoom", function() { + zoomended(dispatch); + }); + } else { + this.__chart__ = view; + zoomstarted(dispatch); + zoomed(dispatch); + zoomended(dispatch); + } + }); + }; + zoom.translate = function(_) { + if (!arguments.length) return [ view.x, view.y ]; + view = { + x: +_[0], + y: +_[1], + k: view.k + }; + rescale(); + return zoom; + }; + zoom.scale = function(_) { + if (!arguments.length) return view.k; + view = { + x: view.x, + y: view.y, + k: +_ + }; + rescale(); + return zoom; + }; + zoom.scaleExtent = function(_) { + if (!arguments.length) return scaleExtent; + scaleExtent = _ == null ? d3_behavior_zoomInfinity : [ +_[0], +_[1] ]; + return zoom; + }; + zoom.center = function(_) { + if (!arguments.length) return center; + center = _ && [ +_[0], +_[1] ]; + return zoom; + }; + zoom.size = function(_) { + if (!arguments.length) return size; + size = _ && [ +_[0], +_[1] ]; + return zoom; + }; + zoom.duration = function(_) { + if (!arguments.length) return duration; + duration = +_; + return zoom; + }; + zoom.x = function(z) { + if (!arguments.length) return x1; + x1 = z; + x0 = z.copy(); + view = { + x: 0, + y: 0, + k: 1 + }; + return zoom; + }; + zoom.y = function(z) { + if (!arguments.length) return y1; + y1 = z; + y0 = z.copy(); + view = { + x: 0, + y: 0, + k: 1 + }; + return zoom; + }; + function location(p) { + return [ (p[0] - view.x) / view.k, (p[1] - view.y) / view.k ]; + } + function point(l) { + return [ l[0] * view.k + view.x, l[1] * view.k + view.y ]; + } + function scaleTo(s) { + view.k = Math.max(scaleExtent[0], Math.min(scaleExtent[1], s)); + } + function translateTo(p, l) { + l = point(l); + view.x += p[0] - l[0]; + view.y += p[1] - l[1]; + } + function zoomTo(that, p, l, k) { + that.__chart__ = { + x: view.x, + y: view.y, + k: view.k + }; + scaleTo(Math.pow(2, k)); + translateTo(center0 = p, l); + that = d3.select(that); + if (duration > 0) that = that.transition().duration(duration); + that.call(zoom.event); + } + function rescale() { + if (x1) x1.domain(x0.range().map(function(x) { + return (x - view.x) / view.k; + }).map(x0.invert)); + if (y1) y1.domain(y0.range().map(function(y) { + return (y - view.y) / view.k; + }).map(y0.invert)); + } + function zoomstarted(dispatch) { + if (!zooming++) dispatch({ + type: "zoomstart" + }); + } + function zoomed(dispatch) { + rescale(); + dispatch({ + type: "zoom", + scale: view.k, + translate: [ view.x, view.y ] + }); + } + function zoomended(dispatch) { + if (!--zooming) dispatch({ + type: "zoomend" + }); + center0 = null; + } + function mousedowned() { + var that = this, target = d3.event.target, dispatch = event.of(that, arguments), dragged = 0, subject = d3.select(d3_window).on(mousemove, moved).on(mouseup, ended), location0 = location(d3.mouse(that)), dragRestore = d3_event_dragSuppress(); + d3_selection_interrupt.call(that); + zoomstarted(dispatch); + function moved() { + dragged = 1; + translateTo(d3.mouse(that), location0); + zoomed(dispatch); + } + function ended() { + subject.on(mousemove, null).on(mouseup, null); + dragRestore(dragged && d3.event.target === target); + zoomended(dispatch); + } + } + function touchstarted() { + var that = this, dispatch = event.of(that, arguments), locations0 = {}, distance0 = 0, scale0, zoomName = ".zoom-" + d3.event.changedTouches[0].identifier, touchmove = "touchmove" + zoomName, touchend = "touchend" + zoomName, targets = [], subject = d3.select(that), dragRestore = d3_event_dragSuppress(); + started(); + zoomstarted(dispatch); + subject.on(mousedown, null).on(touchstart, started); + function relocate() { + var touches = d3.touches(that); + scale0 = view.k; + touches.forEach(function(t) { + if (t.identifier in locations0) locations0[t.identifier] = location(t); + }); + return touches; + } + function started() { + var target = d3.event.target; + d3.select(target).on(touchmove, moved).on(touchend, ended); + targets.push(target); + var changed = d3.event.changedTouches; + for (var i = 0, n = changed.length; i < n; ++i) { + locations0[changed[i].identifier] = null; + } + var touches = relocate(), now = Date.now(); + if (touches.length === 1) { + if (now - touchtime < 500) { + var p = touches[0]; + zoomTo(that, p, locations0[p.identifier], Math.floor(Math.log(view.k) / Math.LN2) + 1); + d3_eventPreventDefault(); + } + touchtime = now; + } else if (touches.length > 1) { + var p = touches[0], q = touches[1], dx = p[0] - q[0], dy = p[1] - q[1]; + distance0 = dx * dx + dy * dy; + } + } + function moved() { + var touches = d3.touches(that), p0, l0, p1, l1; + d3_selection_interrupt.call(that); + for (var i = 0, n = touches.length; i < n; ++i, l1 = null) { + p1 = touches[i]; + if (l1 = locations0[p1.identifier]) { + if (l0) break; + p0 = p1, l0 = l1; + } + } + if (l1) { + var distance1 = (distance1 = p1[0] - p0[0]) * distance1 + (distance1 = p1[1] - p0[1]) * distance1, scale1 = distance0 && Math.sqrt(distance1 / distance0); + p0 = [ (p0[0] + p1[0]) / 2, (p0[1] + p1[1]) / 2 ]; + l0 = [ (l0[0] + l1[0]) / 2, (l0[1] + l1[1]) / 2 ]; + scaleTo(scale1 * scale0); + } + touchtime = null; + translateTo(p0, l0); + zoomed(dispatch); + } + function ended() { + if (d3.event.touches.length) { + var changed = d3.event.changedTouches; + for (var i = 0, n = changed.length; i < n; ++i) { + delete locations0[changed[i].identifier]; + } + for (var identifier in locations0) { + return void relocate(); + } + } + d3.selectAll(targets).on(zoomName, null); + subject.on(mousedown, mousedowned).on(touchstart, touchstarted); + dragRestore(); + zoomended(dispatch); + } + } + function mousewheeled() { + var dispatch = event.of(this, arguments); + if (mousewheelTimer) clearTimeout(mousewheelTimer); else translate0 = location(center0 = center || d3.mouse(this)), + d3_selection_interrupt.call(this), zoomstarted(dispatch); + mousewheelTimer = setTimeout(function() { + mousewheelTimer = null; + zoomended(dispatch); + }, 50); + d3_eventPreventDefault(); + scaleTo(Math.pow(2, d3_behavior_zoomDelta() * .002) * view.k); + translateTo(center0, translate0); + zoomed(dispatch); + } + function dblclicked() { + var p = d3.mouse(this), k = Math.log(view.k) / Math.LN2; + zoomTo(this, p, location(p), d3.event.shiftKey ? Math.ceil(k) - 1 : Math.floor(k) + 1); + } + return d3.rebind(zoom, event, "on"); + }; + var d3_behavior_zoomInfinity = [ 0, Infinity ]; + var d3_behavior_zoomDelta, d3_behavior_zoomWheel = "onwheel" in d3_document ? (d3_behavior_zoomDelta = function() { + return -d3.event.deltaY * (d3.event.deltaMode ? 120 : 1); + }, "wheel") : "onmousewheel" in d3_document ? (d3_behavior_zoomDelta = function() { + return d3.event.wheelDelta; + }, "mousewheel") : (d3_behavior_zoomDelta = function() { + return -d3.event.detail; + }, "MozMousePixelScroll"); + d3.color = d3_color; + function d3_color() {} + d3_color.prototype.toString = function() { + return this.rgb() + ""; + }; + d3.hsl = d3_hsl; + function d3_hsl(h, s, l) { + return this instanceof d3_hsl ? void (this.h = +h, this.s = +s, this.l = +l) : arguments.length < 2 ? h instanceof d3_hsl ? new d3_hsl(h.h, h.s, h.l) : d3_rgb_parse("" + h, d3_rgb_hsl, d3_hsl) : new d3_hsl(h, s, l); + } + var d3_hslPrototype = d3_hsl.prototype = new d3_color(); + d3_hslPrototype.brighter = function(k) { + k = Math.pow(.7, arguments.length ? k : 1); + return new d3_hsl(this.h, this.s, this.l / k); + }; + d3_hslPrototype.darker = function(k) { + k = Math.pow(.7, arguments.length ? k : 1); + return new d3_hsl(this.h, this.s, k * this.l); + }; + d3_hslPrototype.rgb = function() { + return d3_hsl_rgb(this.h, this.s, this.l); + }; + function d3_hsl_rgb(h, s, l) { + var m1, m2; + h = isNaN(h) ? 0 : (h %= 360) < 0 ? h + 360 : h; + s = isNaN(s) ? 0 : s < 0 ? 0 : s > 1 ? 1 : s; + l = l < 0 ? 0 : l > 1 ? 1 : l; + m2 = l <= .5 ? l * (1 + s) : l + s - l * s; + m1 = 2 * l - m2; + function v(h) { + if (h > 360) h -= 360; else if (h < 0) h += 360; + if (h < 60) return m1 + (m2 - m1) * h / 60; + if (h < 180) return m2; + if (h < 240) return m1 + (m2 - m1) * (240 - h) / 60; + return m1; + } + function vv(h) { + return Math.round(v(h) * 255); + } + return new d3_rgb(vv(h + 120), vv(h), vv(h - 120)); + } + d3.hcl = d3_hcl; + function d3_hcl(h, c, l) { + return this instanceof d3_hcl ? void (this.h = +h, this.c = +c, this.l = +l) : arguments.length < 2 ? h instanceof d3_hcl ? new d3_hcl(h.h, h.c, h.l) : h instanceof d3_lab ? d3_lab_hcl(h.l, h.a, h.b) : d3_lab_hcl((h = d3_rgb_lab((h = d3.rgb(h)).r, h.g, h.b)).l, h.a, h.b) : new d3_hcl(h, c, l); + } + var d3_hclPrototype = d3_hcl.prototype = new d3_color(); + d3_hclPrototype.brighter = function(k) { + return new d3_hcl(this.h, this.c, Math.min(100, this.l + d3_lab_K * (arguments.length ? k : 1))); + }; + d3_hclPrototype.darker = function(k) { + return new d3_hcl(this.h, this.c, Math.max(0, this.l - d3_lab_K * (arguments.length ? k : 1))); + }; + d3_hclPrototype.rgb = function() { + return d3_hcl_lab(this.h, this.c, this.l).rgb(); + }; + function d3_hcl_lab(h, c, l) { + if (isNaN(h)) h = 0; + if (isNaN(c)) c = 0; + return new d3_lab(l, Math.cos(h *= d3_radians) * c, Math.sin(h) * c); + } + d3.lab = d3_lab; + function d3_lab(l, a, b) { + return this instanceof d3_lab ? void (this.l = +l, this.a = +a, this.b = +b) : arguments.length < 2 ? l instanceof d3_lab ? new d3_lab(l.l, l.a, l.b) : l instanceof d3_hcl ? d3_hcl_lab(l.h, l.c, l.l) : d3_rgb_lab((l = d3_rgb(l)).r, l.g, l.b) : new d3_lab(l, a, b); + } + var d3_lab_K = 18; + var d3_lab_X = .95047, d3_lab_Y = 1, d3_lab_Z = 1.08883; + var d3_labPrototype = d3_lab.prototype = new d3_color(); + d3_labPrototype.brighter = function(k) { + return new d3_lab(Math.min(100, this.l + d3_lab_K * (arguments.length ? k : 1)), this.a, this.b); + }; + d3_labPrototype.darker = function(k) { + return new d3_lab(Math.max(0, this.l - d3_lab_K * (arguments.length ? k : 1)), this.a, this.b); + }; + d3_labPrototype.rgb = function() { + return d3_lab_rgb(this.l, this.a, this.b); + }; + function d3_lab_rgb(l, a, b) { + var y = (l + 16) / 116, x = y + a / 500, z = y - b / 200; + x = d3_lab_xyz(x) * d3_lab_X; + y = d3_lab_xyz(y) * d3_lab_Y; + z = d3_lab_xyz(z) * d3_lab_Z; + return new d3_rgb(d3_xyz_rgb(3.2404542 * x - 1.5371385 * y - .4985314 * z), d3_xyz_rgb(-.969266 * x + 1.8760108 * y + .041556 * z), d3_xyz_rgb(.0556434 * x - .2040259 * y + 1.0572252 * z)); + } + function d3_lab_hcl(l, a, b) { + return l > 0 ? new d3_hcl(Math.atan2(b, a) * d3_degrees, Math.sqrt(a * a + b * b), l) : new d3_hcl(NaN, NaN, l); + } + function d3_lab_xyz(x) { + return x > .206893034 ? x * x * x : (x - 4 / 29) / 7.787037; + } + function d3_xyz_lab(x) { + return x > .008856 ? Math.pow(x, 1 / 3) : 7.787037 * x + 4 / 29; + } + function d3_xyz_rgb(r) { + return Math.round(255 * (r <= .00304 ? 12.92 * r : 1.055 * Math.pow(r, 1 / 2.4) - .055)); + } + d3.rgb = d3_rgb; + function d3_rgb(r, g, b) { + return this instanceof d3_rgb ? void (this.r = ~~r, this.g = ~~g, this.b = ~~b) : arguments.length < 2 ? r instanceof d3_rgb ? new d3_rgb(r.r, r.g, r.b) : d3_rgb_parse("" + r, d3_rgb, d3_hsl_rgb) : new d3_rgb(r, g, b); + } + function d3_rgbNumber(value) { + return new d3_rgb(value >> 16, value >> 8 & 255, value & 255); + } + function d3_rgbString(value) { + return d3_rgbNumber(value) + ""; + } + var d3_rgbPrototype = d3_rgb.prototype = new d3_color(); + d3_rgbPrototype.brighter = function(k) { + k = Math.pow(.7, arguments.length ? k : 1); + var r = this.r, g = this.g, b = this.b, i = 30; + if (!r && !g && !b) return new d3_rgb(i, i, i); + if (r && r < i) r = i; + if (g && g < i) g = i; + if (b && b < i) b = i; + return new d3_rgb(Math.min(255, r / k), Math.min(255, g / k), Math.min(255, b / k)); + }; + d3_rgbPrototype.darker = function(k) { + k = Math.pow(.7, arguments.length ? k : 1); + return new d3_rgb(k * this.r, k * this.g, k * this.b); + }; + d3_rgbPrototype.hsl = function() { + return d3_rgb_hsl(this.r, this.g, this.b); + }; + d3_rgbPrototype.toString = function() { + return "#" + d3_rgb_hex(this.r) + d3_rgb_hex(this.g) + d3_rgb_hex(this.b); + }; + function d3_rgb_hex(v) { + return v < 16 ? "0" + Math.max(0, v).toString(16) : Math.min(255, v).toString(16); + } + function d3_rgb_parse(format, rgb, hsl) { + var r = 0, g = 0, b = 0, m1, m2, color; + m1 = /([a-z]+)\((.*)\)/i.exec(format); + if (m1) { + m2 = m1[2].split(","); + switch (m1[1]) { + case "hsl": + { + return hsl(parseFloat(m2[0]), parseFloat(m2[1]) / 100, parseFloat(m2[2]) / 100); + } + + case "rgb": + { + return rgb(d3_rgb_parseNumber(m2[0]), d3_rgb_parseNumber(m2[1]), d3_rgb_parseNumber(m2[2])); + } + } + } + if (color = d3_rgb_names.get(format)) return rgb(color.r, color.g, color.b); + if (format != null && format.charAt(0) === "#" && !isNaN(color = parseInt(format.slice(1), 16))) { + if (format.length === 4) { + r = (color & 3840) >> 4; + r = r >> 4 | r; + g = color & 240; + g = g >> 4 | g; + b = color & 15; + b = b << 4 | b; + } else if (format.length === 7) { + r = (color & 16711680) >> 16; + g = (color & 65280) >> 8; + b = color & 255; + } + } + return rgb(r, g, b); + } + function d3_rgb_hsl(r, g, b) { + var min = Math.min(r /= 255, g /= 255, b /= 255), max = Math.max(r, g, b), d = max - min, h, s, l = (max + min) / 2; + if (d) { + s = l < .5 ? d / (max + min) : d / (2 - max - min); + if (r == max) h = (g - b) / d + (g < b ? 6 : 0); else if (g == max) h = (b - r) / d + 2; else h = (r - g) / d + 4; + h *= 60; + } else { + h = NaN; + s = l > 0 && l < 1 ? 0 : h; + } + return new d3_hsl(h, s, l); + } + function d3_rgb_lab(r, g, b) { + r = d3_rgb_xyz(r); + g = d3_rgb_xyz(g); + b = d3_rgb_xyz(b); + var x = d3_xyz_lab((.4124564 * r + .3575761 * g + .1804375 * b) / d3_lab_X), y = d3_xyz_lab((.2126729 * r + .7151522 * g + .072175 * b) / d3_lab_Y), z = d3_xyz_lab((.0193339 * r + .119192 * g + .9503041 * b) / d3_lab_Z); + return d3_lab(116 * y - 16, 500 * (x - y), 200 * (y - z)); + } + function d3_rgb_xyz(r) { + return (r /= 255) <= .04045 ? r / 12.92 : Math.pow((r + .055) / 1.055, 2.4); + } + function d3_rgb_parseNumber(c) { + var f = parseFloat(c); + return c.charAt(c.length - 1) === "%" ? Math.round(f * 2.55) : f; + } + var d3_rgb_names = d3.map({ + aliceblue: 15792383, + antiquewhite: 16444375, + aqua: 65535, + aquamarine: 8388564, + azure: 15794175, + beige: 16119260, + bisque: 16770244, + black: 0, + blanchedalmond: 16772045, + blue: 255, + blueviolet: 9055202, + brown: 10824234, + burlywood: 14596231, + cadetblue: 6266528, + chartreuse: 8388352, + chocolate: 13789470, + coral: 16744272, + cornflowerblue: 6591981, + cornsilk: 16775388, + crimson: 14423100, + cyan: 65535, + darkblue: 139, + darkcyan: 35723, + darkgoldenrod: 12092939, + darkgray: 11119017, + darkgreen: 25600, + darkgrey: 11119017, + darkkhaki: 12433259, + darkmagenta: 9109643, + darkolivegreen: 5597999, + darkorange: 16747520, + darkorchid: 10040012, + darkred: 9109504, + darksalmon: 15308410, + darkseagreen: 9419919, + darkslateblue: 4734347, + darkslategray: 3100495, + darkslategrey: 3100495, + darkturquoise: 52945, + darkviolet: 9699539, + deeppink: 16716947, + deepskyblue: 49151, + dimgray: 6908265, + dimgrey: 6908265, + dodgerblue: 2003199, + firebrick: 11674146, + floralwhite: 16775920, + forestgreen: 2263842, + fuchsia: 16711935, + gainsboro: 14474460, + ghostwhite: 16316671, + gold: 16766720, + goldenrod: 14329120, + gray: 8421504, + green: 32768, + greenyellow: 11403055, + grey: 8421504, + honeydew: 15794160, + hotpink: 16738740, + indianred: 13458524, + indigo: 4915330, + ivory: 16777200, + khaki: 15787660, + lavender: 15132410, + lavenderblush: 16773365, + lawngreen: 8190976, + lemonchiffon: 16775885, + lightblue: 11393254, + lightcoral: 15761536, + lightcyan: 14745599, + lightgoldenrodyellow: 16448210, + lightgray: 13882323, + lightgreen: 9498256, + lightgrey: 13882323, + lightpink: 16758465, + lightsalmon: 16752762, + lightseagreen: 2142890, + lightskyblue: 8900346, + lightslategray: 7833753, + lightslategrey: 7833753, + lightsteelblue: 11584734, + lightyellow: 16777184, + lime: 65280, + limegreen: 3329330, + linen: 16445670, + magenta: 16711935, + maroon: 8388608, + mediumaquamarine: 6737322, + mediumblue: 205, + mediumorchid: 12211667, + mediumpurple: 9662683, + mediumseagreen: 3978097, + mediumslateblue: 8087790, + mediumspringgreen: 64154, + mediumturquoise: 4772300, + mediumvioletred: 13047173, + midnightblue: 1644912, + mintcream: 16121850, + mistyrose: 16770273, + moccasin: 16770229, + navajowhite: 16768685, + navy: 128, + oldlace: 16643558, + olive: 8421376, + olivedrab: 7048739, + orange: 16753920, + orangered: 16729344, + orchid: 14315734, + palegoldenrod: 15657130, + palegreen: 10025880, + paleturquoise: 11529966, + palevioletred: 14381203, + papayawhip: 16773077, + peachpuff: 16767673, + peru: 13468991, + pink: 16761035, + plum: 14524637, + powderblue: 11591910, + purple: 8388736, + red: 16711680, + rosybrown: 12357519, + royalblue: 4286945, + saddlebrown: 9127187, + salmon: 16416882, + sandybrown: 16032864, + seagreen: 3050327, + seashell: 16774638, + sienna: 10506797, + silver: 12632256, + skyblue: 8900331, + slateblue: 6970061, + slategray: 7372944, + slategrey: 7372944, + snow: 16775930, + springgreen: 65407, + steelblue: 4620980, + tan: 13808780, + teal: 32896, + thistle: 14204888, + tomato: 16737095, + turquoise: 4251856, + violet: 15631086, + wheat: 16113331, + white: 16777215, + whitesmoke: 16119285, + yellow: 16776960, + yellowgreen: 10145074 + }); + d3_rgb_names.forEach(function(key, value) { + d3_rgb_names.set(key, d3_rgbNumber(value)); + }); + function d3_functor(v) { + return typeof v === "function" ? v : function() { + return v; + }; + } + d3.functor = d3_functor; + function d3_identity(d) { + return d; + } + d3.xhr = d3_xhrType(d3_identity); + function d3_xhrType(response) { + return function(url, mimeType, callback) { + if (arguments.length === 2 && typeof mimeType === "function") callback = mimeType, + mimeType = null; + return d3_xhr(url, mimeType, response, callback); + }; + } + function d3_xhr(url, mimeType, response, callback) { + var xhr = {}, dispatch = d3.dispatch("beforesend", "progress", "load", "error"), headers = {}, request = new XMLHttpRequest(), responseType = null; + if (d3_window.XDomainRequest && !("withCredentials" in request) && /^(http(s)?:)?\/\//.test(url)) request = new XDomainRequest(); + "onload" in request ? request.onload = request.onerror = respond : request.onreadystatechange = function() { + request.readyState > 3 && respond(); + }; + function respond() { + var status = request.status, result; + if (!status && d3_xhrHasResponse(request) || status >= 200 && status < 300 || status === 304) { + try { + result = response.call(xhr, request); + } catch (e) { + dispatch.error.call(xhr, e); + return; + } + dispatch.load.call(xhr, result); + } else { + dispatch.error.call(xhr, request); + } + } + request.onprogress = function(event) { + var o = d3.event; + d3.event = event; + try { + dispatch.progress.call(xhr, request); + } finally { + d3.event = o; + } + }; + xhr.header = function(name, value) { + name = (name + "").toLowerCase(); + if (arguments.length < 2) return headers[name]; + if (value == null) delete headers[name]; else headers[name] = value + ""; + return xhr; + }; + xhr.mimeType = function(value) { + if (!arguments.length) return mimeType; + mimeType = value == null ? null : value + ""; + return xhr; + }; + xhr.responseType = function(value) { + if (!arguments.length) return responseType; + responseType = value; + return xhr; + }; + xhr.response = function(value) { + response = value; + return xhr; + }; + [ "get", "post" ].forEach(function(method) { + xhr[method] = function() { + return xhr.send.apply(xhr, [ method ].concat(d3_array(arguments))); + }; + }); + xhr.send = function(method, data, callback) { + if (arguments.length === 2 && typeof data === "function") callback = data, data = null; + request.open(method, url, true); + if (mimeType != null && !("accept" in headers)) headers["accept"] = mimeType + ",*/*"; + if (request.setRequestHeader) for (var name in headers) request.setRequestHeader(name, headers[name]); + if (mimeType != null && request.overrideMimeType) request.overrideMimeType(mimeType); + if (responseType != null) request.responseType = responseType; + if (callback != null) xhr.on("error", callback).on("load", function(request) { + callback(null, request); + }); + dispatch.beforesend.call(xhr, request); + request.send(data == null ? null : data); + return xhr; + }; + xhr.abort = function() { + request.abort(); + return xhr; + }; + d3.rebind(xhr, dispatch, "on"); + return callback == null ? xhr : xhr.get(d3_xhr_fixCallback(callback)); + } + function d3_xhr_fixCallback(callback) { + return callback.length === 1 ? function(error, request) { + callback(error == null ? request : null); + } : callback; + } + function d3_xhrHasResponse(request) { + var type = request.responseType; + return type && type !== "text" ? request.response : request.responseText; + } + d3.dsv = function(delimiter, mimeType) { + var reFormat = new RegExp('["' + delimiter + "\n]"), delimiterCode = delimiter.charCodeAt(0); + function dsv(url, row, callback) { + if (arguments.length < 3) callback = row, row = null; + var xhr = d3_xhr(url, mimeType, row == null ? response : typedResponse(row), callback); + xhr.row = function(_) { + return arguments.length ? xhr.response((row = _) == null ? response : typedResponse(_)) : row; + }; + return xhr; + } + function response(request) { + return dsv.parse(request.responseText); + } + function typedResponse(f) { + return function(request) { + return dsv.parse(request.responseText, f); + }; + } + dsv.parse = function(text, f) { + var o; + return dsv.parseRows(text, function(row, i) { + if (o) return o(row, i - 1); + var a = new Function("d", "return {" + row.map(function(name, i) { + return JSON.stringify(name) + ": d[" + i + "]"; + }).join(",") + "}"); + o = f ? function(row, i) { + return f(a(row), i); + } : a; + }); + }; + dsv.parseRows = function(text, f) { + var EOL = {}, EOF = {}, rows = [], N = text.length, I = 0, n = 0, t, eol; + function token() { + if (I >= N) return EOF; + if (eol) return eol = false, EOL; + var j = I; + if (text.charCodeAt(j) === 34) { + var i = j; + while (i++ < N) { + if (text.charCodeAt(i) === 34) { + if (text.charCodeAt(i + 1) !== 34) break; + ++i; + } + } + I = i + 2; + var c = text.charCodeAt(i + 1); + if (c === 13) { + eol = true; + if (text.charCodeAt(i + 2) === 10) ++I; + } else if (c === 10) { + eol = true; + } + return text.slice(j + 1, i).replace(/""/g, '"'); + } + while (I < N) { + var c = text.charCodeAt(I++), k = 1; + if (c === 10) eol = true; else if (c === 13) { + eol = true; + if (text.charCodeAt(I) === 10) ++I, ++k; + } else if (c !== delimiterCode) continue; + return text.slice(j, I - k); + } + return text.slice(j); + } + while ((t = token()) !== EOF) { + var a = []; + while (t !== EOL && t !== EOF) { + a.push(t); + t = token(); + } + if (f && (a = f(a, n++)) == null) continue; + rows.push(a); + } + return rows; + }; + dsv.format = function(rows) { + if (Array.isArray(rows[0])) return dsv.formatRows(rows); + var fieldSet = new d3_Set(), fields = []; + rows.forEach(function(row) { + for (var field in row) { + if (!fieldSet.has(field)) { + fields.push(fieldSet.add(field)); + } + } + }); + return [ fields.map(formatValue).join(delimiter) ].concat(rows.map(function(row) { + return fields.map(function(field) { + return formatValue(row[field]); + }).join(delimiter); + })).join("\n"); + }; + dsv.formatRows = function(rows) { + return rows.map(formatRow).join("\n"); + }; + function formatRow(row) { + return row.map(formatValue).join(delimiter); + } + function formatValue(text) { + return reFormat.test(text) ? '"' + text.replace(/\"/g, '""') + '"' : text; + } + return dsv; + }; + d3.csv = d3.dsv(",", "text/csv"); + d3.tsv = d3.dsv(" ", "text/tab-separated-values"); + var d3_timer_queueHead, d3_timer_queueTail, d3_timer_interval, d3_timer_timeout, d3_timer_active, d3_timer_frame = d3_window[d3_vendorSymbol(d3_window, "requestAnimationFrame")] || function(callback) { + setTimeout(callback, 17); + }; + d3.timer = function(callback, delay, then) { + var n = arguments.length; + if (n < 2) delay = 0; + if (n < 3) then = Date.now(); + var time = then + delay, timer = { + c: callback, + t: time, + f: false, + n: null + }; + if (d3_timer_queueTail) d3_timer_queueTail.n = timer; else d3_timer_queueHead = timer; + d3_timer_queueTail = timer; + if (!d3_timer_interval) { + d3_timer_timeout = clearTimeout(d3_timer_timeout); + d3_timer_interval = 1; + d3_timer_frame(d3_timer_step); + } + }; + function d3_timer_step() { + var now = d3_timer_mark(), delay = d3_timer_sweep() - now; + if (delay > 24) { + if (isFinite(delay)) { + clearTimeout(d3_timer_timeout); + d3_timer_timeout = setTimeout(d3_timer_step, delay); + } + d3_timer_interval = 0; + } else { + d3_timer_interval = 1; + d3_timer_frame(d3_timer_step); + } + } + d3.timer.flush = function() { + d3_timer_mark(); + d3_timer_sweep(); + }; + function d3_timer_mark() { + var now = Date.now(); + d3_timer_active = d3_timer_queueHead; + while (d3_timer_active) { + if (now >= d3_timer_active.t) d3_timer_active.f = d3_timer_active.c(now - d3_timer_active.t); + d3_timer_active = d3_timer_active.n; + } + return now; + } + function d3_timer_sweep() { + var t0, t1 = d3_timer_queueHead, time = Infinity; + while (t1) { + if (t1.f) { + t1 = t0 ? t0.n = t1.n : d3_timer_queueHead = t1.n; + } else { + if (t1.t < time) time = t1.t; + t1 = (t0 = t1).n; + } + } + d3_timer_queueTail = t0; + return time; + } + function d3_format_precision(x, p) { + return p - (x ? Math.ceil(Math.log(x) / Math.LN10) : 1); + } + d3.round = function(x, n) { + return n ? Math.round(x * (n = Math.pow(10, n))) / n : Math.round(x); + }; + var d3_formatPrefixes = [ "y", "z", "a", "f", "p", "n", "µ", "m", "", "k", "M", "G", "T", "P", "E", "Z", "Y" ].map(d3_formatPrefix); + d3.formatPrefix = function(value, precision) { + var i = 0; + if (value) { + if (value < 0) value *= -1; + if (precision) value = d3.round(value, d3_format_precision(value, precision)); + i = 1 + Math.floor(1e-12 + Math.log(value) / Math.LN10); + i = Math.max(-24, Math.min(24, Math.floor((i - 1) / 3) * 3)); + } + return d3_formatPrefixes[8 + i / 3]; + }; + function d3_formatPrefix(d, i) { + var k = Math.pow(10, abs(8 - i) * 3); + return { + scale: i > 8 ? function(d) { + return d / k; + } : function(d) { + return d * k; + }, + symbol: d + }; + } + function d3_locale_numberFormat(locale) { + var locale_decimal = locale.decimal, locale_thousands = locale.thousands, locale_grouping = locale.grouping, locale_currency = locale.currency, formatGroup = locale_grouping && locale_thousands ? function(value, width) { + var i = value.length, t = [], j = 0, g = locale_grouping[0], length = 0; + while (i > 0 && g > 0) { + if (length + g + 1 > width) g = Math.max(1, width - length); + t.push(value.substring(i -= g, i + g)); + if ((length += g + 1) > width) break; + g = locale_grouping[j = (j + 1) % locale_grouping.length]; + } + return t.reverse().join(locale_thousands); + } : d3_identity; + return function(specifier) { + var match = d3_format_re.exec(specifier), fill = match[1] || " ", align = match[2] || ">", sign = match[3] || "-", symbol = match[4] || "", zfill = match[5], width = +match[6], comma = match[7], precision = match[8], type = match[9], scale = 1, prefix = "", suffix = "", integer = false, exponent = true; + if (precision) precision = +precision.substring(1); + if (zfill || fill === "0" && align === "=") { + zfill = fill = "0"; + align = "="; + } + switch (type) { + case "n": + comma = true; + type = "g"; + break; + + case "%": + scale = 100; + suffix = "%"; + type = "f"; + break; + + case "p": + scale = 100; + suffix = "%"; + type = "r"; + break; + + case "b": + case "o": + case "x": + case "X": + if (symbol === "#") prefix = "0" + type.toLowerCase(); + + case "c": + exponent = false; + + case "d": + integer = true; + precision = 0; + break; + + case "s": + scale = -1; + type = "r"; + break; + } + if (symbol === "$") prefix = locale_currency[0], suffix = locale_currency[1]; + if (type == "r" && !precision) type = "g"; + if (precision != null) { + if (type == "g") precision = Math.max(1, Math.min(21, precision)); else if (type == "e" || type == "f") precision = Math.max(0, Math.min(20, precision)); + } + type = d3_format_types.get(type) || d3_format_typeDefault; + var zcomma = zfill && comma; + return function(value) { + var fullSuffix = suffix; + if (integer && value % 1) return ""; + var negative = value < 0 || value === 0 && 1 / value < 0 ? (value = -value, "-") : sign === "-" ? "" : sign; + if (scale < 0) { + var unit = d3.formatPrefix(value, precision); + value = unit.scale(value); + fullSuffix = unit.symbol + suffix; + } else { + value *= scale; + } + value = type(value, precision); + var i = value.lastIndexOf("."), before, after; + if (i < 0) { + var j = exponent ? value.lastIndexOf("e") : -1; + if (j < 0) before = value, after = ""; else before = value.substring(0, j), after = value.substring(j); + } else { + before = value.substring(0, i); + after = locale_decimal + value.substring(i + 1); + } + if (!zfill && comma) before = formatGroup(before, Infinity); + var length = prefix.length + before.length + after.length + (zcomma ? 0 : negative.length), padding = length < width ? new Array(length = width - length + 1).join(fill) : ""; + if (zcomma) before = formatGroup(padding + before, padding.length ? width - after.length : Infinity); + negative += prefix; + value = before + after; + return (align === "<" ? negative + value + padding : align === ">" ? padding + negative + value : align === "^" ? padding.substring(0, length >>= 1) + negative + value + padding.substring(length) : negative + (zcomma ? value : padding + value)) + fullSuffix; + }; + }; + } + var d3_format_re = /(?:([^{])?([<>=^]))?([+\- ])?([$#])?(0)?(\d+)?(,)?(\.-?\d+)?([a-z%])?/i; + var d3_format_types = d3.map({ + b: function(x) { + return x.toString(2); + }, + c: function(x) { + return String.fromCharCode(x); + }, + o: function(x) { + return x.toString(8); + }, + x: function(x) { + return x.toString(16); + }, + X: function(x) { + return x.toString(16).toUpperCase(); + }, + g: function(x, p) { + return x.toPrecision(p); + }, + e: function(x, p) { + return x.toExponential(p); + }, + f: function(x, p) { + return x.toFixed(p); + }, + r: function(x, p) { + return (x = d3.round(x, d3_format_precision(x, p))).toFixed(Math.max(0, Math.min(20, d3_format_precision(x * (1 + 1e-15), p)))); + } + }); + function d3_format_typeDefault(x) { + return x + ""; + } + var d3_time = d3.time = {}, d3_date = Date; + function d3_date_utc() { + this._ = new Date(arguments.length > 1 ? Date.UTC.apply(this, arguments) : arguments[0]); + } + d3_date_utc.prototype = { + getDate: function() { + return this._.getUTCDate(); + }, + getDay: function() { + return this._.getUTCDay(); + }, + getFullYear: function() { + return this._.getUTCFullYear(); + }, + getHours: function() { + return this._.getUTCHours(); + }, + getMilliseconds: function() { + return this._.getUTCMilliseconds(); + }, + getMinutes: function() { + return this._.getUTCMinutes(); + }, + getMonth: function() { + return this._.getUTCMonth(); + }, + getSeconds: function() { + return this._.getUTCSeconds(); + }, + getTime: function() { + return this._.getTime(); + }, + getTimezoneOffset: function() { + return 0; + }, + valueOf: function() { + return this._.valueOf(); + }, + setDate: function() { + d3_time_prototype.setUTCDate.apply(this._, arguments); + }, + setDay: function() { + d3_time_prototype.setUTCDay.apply(this._, arguments); + }, + setFullYear: function() { + d3_time_prototype.setUTCFullYear.apply(this._, arguments); + }, + setHours: function() { + d3_time_prototype.setUTCHours.apply(this._, arguments); + }, + setMilliseconds: function() { + d3_time_prototype.setUTCMilliseconds.apply(this._, arguments); + }, + setMinutes: function() { + d3_time_prototype.setUTCMinutes.apply(this._, arguments); + }, + setMonth: function() { + d3_time_prototype.setUTCMonth.apply(this._, arguments); + }, + setSeconds: function() { + d3_time_prototype.setUTCSeconds.apply(this._, arguments); + }, + setTime: function() { + d3_time_prototype.setTime.apply(this._, arguments); + } + }; + var d3_time_prototype = Date.prototype; + function d3_time_interval(local, step, number) { + function round(date) { + var d0 = local(date), d1 = offset(d0, 1); + return date - d0 < d1 - date ? d0 : d1; + } + function ceil(date) { + step(date = local(new d3_date(date - 1)), 1); + return date; + } + function offset(date, k) { + step(date = new d3_date(+date), k); + return date; + } + function range(t0, t1, dt) { + var time = ceil(t0), times = []; + if (dt > 1) { + while (time < t1) { + if (!(number(time) % dt)) times.push(new Date(+time)); + step(time, 1); + } + } else { + while (time < t1) times.push(new Date(+time)), step(time, 1); + } + return times; + } + function range_utc(t0, t1, dt) { + try { + d3_date = d3_date_utc; + var utc = new d3_date_utc(); + utc._ = t0; + return range(utc, t1, dt); + } finally { + d3_date = Date; + } + } + local.floor = local; + local.round = round; + local.ceil = ceil; + local.offset = offset; + local.range = range; + var utc = local.utc = d3_time_interval_utc(local); + utc.floor = utc; + utc.round = d3_time_interval_utc(round); + utc.ceil = d3_time_interval_utc(ceil); + utc.offset = d3_time_interval_utc(offset); + utc.range = range_utc; + return local; + } + function d3_time_interval_utc(method) { + return function(date, k) { + try { + d3_date = d3_date_utc; + var utc = new d3_date_utc(); + utc._ = date; + return method(utc, k)._; + } finally { + d3_date = Date; + } + }; + } + d3_time.year = d3_time_interval(function(date) { + date = d3_time.day(date); + date.setMonth(0, 1); + return date; + }, function(date, offset) { + date.setFullYear(date.getFullYear() + offset); + }, function(date) { + return date.getFullYear(); + }); + d3_time.years = d3_time.year.range; + d3_time.years.utc = d3_time.year.utc.range; + d3_time.day = d3_time_interval(function(date) { + var day = new d3_date(2e3, 0); + day.setFullYear(date.getFullYear(), date.getMonth(), date.getDate()); + return day; + }, function(date, offset) { + date.setDate(date.getDate() + offset); + }, function(date) { + return date.getDate() - 1; + }); + d3_time.days = d3_time.day.range; + d3_time.days.utc = d3_time.day.utc.range; + d3_time.dayOfYear = function(date) { + var year = d3_time.year(date); + return Math.floor((date - year - (date.getTimezoneOffset() - year.getTimezoneOffset()) * 6e4) / 864e5); + }; + [ "sunday", "monday", "tuesday", "wednesday", "thursday", "friday", "saturday" ].forEach(function(day, i) { + i = 7 - i; + var interval = d3_time[day] = d3_time_interval(function(date) { + (date = d3_time.day(date)).setDate(date.getDate() - (date.getDay() + i) % 7); + return date; + }, function(date, offset) { + date.setDate(date.getDate() + Math.floor(offset) * 7); + }, function(date) { + var day = d3_time.year(date).getDay(); + return Math.floor((d3_time.dayOfYear(date) + (day + i) % 7) / 7) - (day !== i); + }); + d3_time[day + "s"] = interval.range; + d3_time[day + "s"].utc = interval.utc.range; + d3_time[day + "OfYear"] = function(date) { + var day = d3_time.year(date).getDay(); + return Math.floor((d3_time.dayOfYear(date) + (day + i) % 7) / 7); + }; + }); + d3_time.week = d3_time.sunday; + d3_time.weeks = d3_time.sunday.range; + d3_time.weeks.utc = d3_time.sunday.utc.range; + d3_time.weekOfYear = d3_time.sundayOfYear; + function d3_locale_timeFormat(locale) { + var locale_dateTime = locale.dateTime, locale_date = locale.date, locale_time = locale.time, locale_periods = locale.periods, locale_days = locale.days, locale_shortDays = locale.shortDays, locale_months = locale.months, locale_shortMonths = locale.shortMonths; + function d3_time_format(template) { + var n = template.length; + function format(date) { + var string = [], i = -1, j = 0, c, p, f; + while (++i < n) { + if (template.charCodeAt(i) === 37) { + string.push(template.slice(j, i)); + if ((p = d3_time_formatPads[c = template.charAt(++i)]) != null) c = template.charAt(++i); + if (f = d3_time_formats[c]) c = f(date, p == null ? c === "e" ? " " : "0" : p); + string.push(c); + j = i + 1; + } + } + string.push(template.slice(j, i)); + return string.join(""); + } + format.parse = function(string) { + var d = { + y: 1900, + m: 0, + d: 1, + H: 0, + M: 0, + S: 0, + L: 0, + Z: null + }, i = d3_time_parse(d, template, string, 0); + if (i != string.length) return null; + if ("p" in d) d.H = d.H % 12 + d.p * 12; + var localZ = d.Z != null && d3_date !== d3_date_utc, date = new (localZ ? d3_date_utc : d3_date)(); + if ("j" in d) date.setFullYear(d.y, 0, d.j); else if ("w" in d && ("W" in d || "U" in d)) { + date.setFullYear(d.y, 0, 1); + date.setFullYear(d.y, 0, "W" in d ? (d.w + 6) % 7 + d.W * 7 - (date.getDay() + 5) % 7 : d.w + d.U * 7 - (date.getDay() + 6) % 7); + } else date.setFullYear(d.y, d.m, d.d); + date.setHours(d.H + (d.Z / 100 | 0), d.M + d.Z % 100, d.S, d.L); + return localZ ? date._ : date; + }; + format.toString = function() { + return template; + }; + return format; + } + function d3_time_parse(date, template, string, j) { + var c, p, t, i = 0, n = template.length, m = string.length; + while (i < n) { + if (j >= m) return -1; + c = template.charCodeAt(i++); + if (c === 37) { + t = template.charAt(i++); + p = d3_time_parsers[t in d3_time_formatPads ? template.charAt(i++) : t]; + if (!p || (j = p(date, string, j)) < 0) return -1; + } else if (c != string.charCodeAt(j++)) { + return -1; + } + } + return j; + } + d3_time_format.utc = function(template) { + var local = d3_time_format(template); + function format(date) { + try { + d3_date = d3_date_utc; + var utc = new d3_date(); + utc._ = date; + return local(utc); + } finally { + d3_date = Date; + } + } + format.parse = function(string) { + try { + d3_date = d3_date_utc; + var date = local.parse(string); + return date && date._; + } finally { + d3_date = Date; + } + }; + format.toString = local.toString; + return format; + }; + d3_time_format.multi = d3_time_format.utc.multi = d3_time_formatMulti; + var d3_time_periodLookup = d3.map(), d3_time_dayRe = d3_time_formatRe(locale_days), d3_time_dayLookup = d3_time_formatLookup(locale_days), d3_time_dayAbbrevRe = d3_time_formatRe(locale_shortDays), d3_time_dayAbbrevLookup = d3_time_formatLookup(locale_shortDays), d3_time_monthRe = d3_time_formatRe(locale_months), d3_time_monthLookup = d3_time_formatLookup(locale_months), d3_time_monthAbbrevRe = d3_time_formatRe(locale_shortMonths), d3_time_monthAbbrevLookup = d3_time_formatLookup(locale_shortMonths); + locale_periods.forEach(function(p, i) { + d3_time_periodLookup.set(p.toLowerCase(), i); + }); + var d3_time_formats = { + a: function(d) { + return locale_shortDays[d.getDay()]; + }, + A: function(d) { + return locale_days[d.getDay()]; + }, + b: function(d) { + return locale_shortMonths[d.getMonth()]; + }, + B: function(d) { + return locale_months[d.getMonth()]; + }, + c: d3_time_format(locale_dateTime), + d: function(d, p) { + return d3_time_formatPad(d.getDate(), p, 2); + }, + e: function(d, p) { + return d3_time_formatPad(d.getDate(), p, 2); + }, + H: function(d, p) { + return d3_time_formatPad(d.getHours(), p, 2); + }, + I: function(d, p) { + return d3_time_formatPad(d.getHours() % 12 || 12, p, 2); + }, + j: function(d, p) { + return d3_time_formatPad(1 + d3_time.dayOfYear(d), p, 3); + }, + L: function(d, p) { + return d3_time_formatPad(d.getMilliseconds(), p, 3); + }, + m: function(d, p) { + return d3_time_formatPad(d.getMonth() + 1, p, 2); + }, + M: function(d, p) { + return d3_time_formatPad(d.getMinutes(), p, 2); + }, + p: function(d) { + return locale_periods[+(d.getHours() >= 12)]; + }, + S: function(d, p) { + return d3_time_formatPad(d.getSeconds(), p, 2); + }, + U: function(d, p) { + return d3_time_formatPad(d3_time.sundayOfYear(d), p, 2); + }, + w: function(d) { + return d.getDay(); + }, + W: function(d, p) { + return d3_time_formatPad(d3_time.mondayOfYear(d), p, 2); + }, + x: d3_time_format(locale_date), + X: d3_time_format(locale_time), + y: function(d, p) { + return d3_time_formatPad(d.getFullYear() % 100, p, 2); + }, + Y: function(d, p) { + return d3_time_formatPad(d.getFullYear() % 1e4, p, 4); + }, + Z: d3_time_zone, + "%": function() { + return "%"; + } + }; + var d3_time_parsers = { + a: d3_time_parseWeekdayAbbrev, + A: d3_time_parseWeekday, + b: d3_time_parseMonthAbbrev, + B: d3_time_parseMonth, + c: d3_time_parseLocaleFull, + d: d3_time_parseDay, + e: d3_time_parseDay, + H: d3_time_parseHour24, + I: d3_time_parseHour24, + j: d3_time_parseDayOfYear, + L: d3_time_parseMilliseconds, + m: d3_time_parseMonthNumber, + M: d3_time_parseMinutes, + p: d3_time_parseAmPm, + S: d3_time_parseSeconds, + U: d3_time_parseWeekNumberSunday, + w: d3_time_parseWeekdayNumber, + W: d3_time_parseWeekNumberMonday, + x: d3_time_parseLocaleDate, + X: d3_time_parseLocaleTime, + y: d3_time_parseYear, + Y: d3_time_parseFullYear, + Z: d3_time_parseZone, + "%": d3_time_parseLiteralPercent + }; + function d3_time_parseWeekdayAbbrev(date, string, i) { + d3_time_dayAbbrevRe.lastIndex = 0; + var n = d3_time_dayAbbrevRe.exec(string.slice(i)); + return n ? (date.w = d3_time_dayAbbrevLookup.get(n[0].toLowerCase()), i + n[0].length) : -1; + } + function d3_time_parseWeekday(date, string, i) { + d3_time_dayRe.lastIndex = 0; + var n = d3_time_dayRe.exec(string.slice(i)); + return n ? (date.w = d3_time_dayLookup.get(n[0].toLowerCase()), i + n[0].length) : -1; + } + function d3_time_parseMonthAbbrev(date, string, i) { + d3_time_monthAbbrevRe.lastIndex = 0; + var n = d3_time_monthAbbrevRe.exec(string.slice(i)); + return n ? (date.m = d3_time_monthAbbrevLookup.get(n[0].toLowerCase()), i + n[0].length) : -1; + } + function d3_time_parseMonth(date, string, i) { + d3_time_monthRe.lastIndex = 0; + var n = d3_time_monthRe.exec(string.slice(i)); + return n ? (date.m = d3_time_monthLookup.get(n[0].toLowerCase()), i + n[0].length) : -1; + } + function d3_time_parseLocaleFull(date, string, i) { + return d3_time_parse(date, d3_time_formats.c.toString(), string, i); + } + function d3_time_parseLocaleDate(date, string, i) { + return d3_time_parse(date, d3_time_formats.x.toString(), string, i); + } + function d3_time_parseLocaleTime(date, string, i) { + return d3_time_parse(date, d3_time_formats.X.toString(), string, i); + } + function d3_time_parseAmPm(date, string, i) { + var n = d3_time_periodLookup.get(string.slice(i, i += 2).toLowerCase()); + return n == null ? -1 : (date.p = n, i); + } + return d3_time_format; + } + var d3_time_formatPads = { + "-": "", + _: " ", + "0": "0" + }, d3_time_numberRe = /^\s*\d+/, d3_time_percentRe = /^%/; + function d3_time_formatPad(value, fill, width) { + var sign = value < 0 ? "-" : "", string = (sign ? -value : value) + "", length = string.length; + return sign + (length < width ? new Array(width - length + 1).join(fill) + string : string); + } + function d3_time_formatRe(names) { + return new RegExp("^(?:" + names.map(d3.requote).join("|") + ")", "i"); + } + function d3_time_formatLookup(names) { + var map = new d3_Map(), i = -1, n = names.length; + while (++i < n) map.set(names[i].toLowerCase(), i); + return map; + } + function d3_time_parseWeekdayNumber(date, string, i) { + d3_time_numberRe.lastIndex = 0; + var n = d3_time_numberRe.exec(string.slice(i, i + 1)); + return n ? (date.w = +n[0], i + n[0].length) : -1; + } + function d3_time_parseWeekNumberSunday(date, string, i) { + d3_time_numberRe.lastIndex = 0; + var n = d3_time_numberRe.exec(string.slice(i)); + return n ? (date.U = +n[0], i + n[0].length) : -1; + } + function d3_time_parseWeekNumberMonday(date, string, i) { + d3_time_numberRe.lastIndex = 0; + var n = d3_time_numberRe.exec(string.slice(i)); + return n ? (date.W = +n[0], i + n[0].length) : -1; + } + function d3_time_parseFullYear(date, string, i) { + d3_time_numberRe.lastIndex = 0; + var n = d3_time_numberRe.exec(string.slice(i, i + 4)); + return n ? (date.y = +n[0], i + n[0].length) : -1; + } + function d3_time_parseYear(date, string, i) { + d3_time_numberRe.lastIndex = 0; + var n = d3_time_numberRe.exec(string.slice(i, i + 2)); + return n ? (date.y = d3_time_expandYear(+n[0]), i + n[0].length) : -1; + } + function d3_time_parseZone(date, string, i) { + return /^[+-]\d{4}$/.test(string = string.slice(i, i + 5)) ? (date.Z = -string, + i + 5) : -1; + } + function d3_time_expandYear(d) { + return d + (d > 68 ? 1900 : 2e3); + } + function d3_time_parseMonthNumber(date, string, i) { + d3_time_numberRe.lastIndex = 0; + var n = d3_time_numberRe.exec(string.slice(i, i + 2)); + return n ? (date.m = n[0] - 1, i + n[0].length) : -1; + } + function d3_time_parseDay(date, string, i) { + d3_time_numberRe.lastIndex = 0; + var n = d3_time_numberRe.exec(string.slice(i, i + 2)); + return n ? (date.d = +n[0], i + n[0].length) : -1; + } + function d3_time_parseDayOfYear(date, string, i) { + d3_time_numberRe.lastIndex = 0; + var n = d3_time_numberRe.exec(string.slice(i, i + 3)); + return n ? (date.j = +n[0], i + n[0].length) : -1; + } + function d3_time_parseHour24(date, string, i) { + d3_time_numberRe.lastIndex = 0; + var n = d3_time_numberRe.exec(string.slice(i, i + 2)); + return n ? (date.H = +n[0], i + n[0].length) : -1; + } + function d3_time_parseMinutes(date, string, i) { + d3_time_numberRe.lastIndex = 0; + var n = d3_time_numberRe.exec(string.slice(i, i + 2)); + return n ? (date.M = +n[0], i + n[0].length) : -1; + } + function d3_time_parseSeconds(date, string, i) { + d3_time_numberRe.lastIndex = 0; + var n = d3_time_numberRe.exec(string.slice(i, i + 2)); + return n ? (date.S = +n[0], i + n[0].length) : -1; + } + function d3_time_parseMilliseconds(date, string, i) { + d3_time_numberRe.lastIndex = 0; + var n = d3_time_numberRe.exec(string.slice(i, i + 3)); + return n ? (date.L = +n[0], i + n[0].length) : -1; + } + function d3_time_zone(d) { + var z = d.getTimezoneOffset(), zs = z > 0 ? "-" : "+", zh = abs(z) / 60 | 0, zm = abs(z) % 60; + return zs + d3_time_formatPad(zh, "0", 2) + d3_time_formatPad(zm, "0", 2); + } + function d3_time_parseLiteralPercent(date, string, i) { + d3_time_percentRe.lastIndex = 0; + var n = d3_time_percentRe.exec(string.slice(i, i + 1)); + return n ? i + n[0].length : -1; + } + function d3_time_formatMulti(formats) { + var n = formats.length, i = -1; + while (++i < n) formats[i][0] = this(formats[i][0]); + return function(date) { + var i = 0, f = formats[i]; + while (!f[1](date)) f = formats[++i]; + return f[0](date); + }; + } + d3.locale = function(locale) { + return { + numberFormat: d3_locale_numberFormat(locale), + timeFormat: d3_locale_timeFormat(locale) + }; + }; + var d3_locale_enUS = d3.locale({ + decimal: ".", + thousands: ",", + grouping: [ 3 ], + currency: [ "$", "" ], + dateTime: "%a %b %e %X %Y", + date: "%m/%d/%Y", + time: "%H:%M:%S", + periods: [ "AM", "PM" ], + days: [ "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" ], + shortDays: [ "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat" ], + months: [ "January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December" ], + shortMonths: [ "Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" ] + }); + d3.format = d3_locale_enUS.numberFormat; + d3.geo = {}; + function d3_adder() {} + d3_adder.prototype = { + s: 0, + t: 0, + add: function(y) { + d3_adderSum(y, this.t, d3_adderTemp); + d3_adderSum(d3_adderTemp.s, this.s, this); + if (this.s) this.t += d3_adderTemp.t; else this.s = d3_adderTemp.t; + }, + reset: function() { + this.s = this.t = 0; + }, + valueOf: function() { + return this.s; + } + }; + var d3_adderTemp = new d3_adder(); + function d3_adderSum(a, b, o) { + var x = o.s = a + b, bv = x - a, av = x - bv; + o.t = a - av + (b - bv); + } + d3.geo.stream = function(object, listener) { + if (object && d3_geo_streamObjectType.hasOwnProperty(object.type)) { + d3_geo_streamObjectType[object.type](object, listener); + } else { + d3_geo_streamGeometry(object, listener); + } + }; + function d3_geo_streamGeometry(geometry, listener) { + if (geometry && d3_geo_streamGeometryType.hasOwnProperty(geometry.type)) { + d3_geo_streamGeometryType[geometry.type](geometry, listener); + } + } + var d3_geo_streamObjectType = { + Feature: function(feature, listener) { + d3_geo_streamGeometry(feature.geometry, listener); + }, + FeatureCollection: function(object, listener) { + var features = object.features, i = -1, n = features.length; + while (++i < n) d3_geo_streamGeometry(features[i].geometry, listener); + } + }; + var d3_geo_streamGeometryType = { + Sphere: function(object, listener) { + listener.sphere(); + }, + Point: function(object, listener) { + object = object.coordinates; + listener.point(object[0], object[1], object[2]); + }, + MultiPoint: function(object, listener) { + var coordinates = object.coordinates, i = -1, n = coordinates.length; + while (++i < n) object = coordinates[i], listener.point(object[0], object[1], object[2]); + }, + LineString: function(object, listener) { + d3_geo_streamLine(object.coordinates, listener, 0); + }, + MultiLineString: function(object, listener) { + var coordinates = object.coordinates, i = -1, n = coordinates.length; + while (++i < n) d3_geo_streamLine(coordinates[i], listener, 0); + }, + Polygon: function(object, listener) { + d3_geo_streamPolygon(object.coordinates, listener); + }, + MultiPolygon: function(object, listener) { + var coordinates = object.coordinates, i = -1, n = coordinates.length; + while (++i < n) d3_geo_streamPolygon(coordinates[i], listener); + }, + GeometryCollection: function(object, listener) { + var geometries = object.geometries, i = -1, n = geometries.length; + while (++i < n) d3_geo_streamGeometry(geometries[i], listener); + } + }; + function d3_geo_streamLine(coordinates, listener, closed) { + var i = -1, n = coordinates.length - closed, coordinate; + listener.lineStart(); + while (++i < n) coordinate = coordinates[i], listener.point(coordinate[0], coordinate[1], coordinate[2]); + listener.lineEnd(); + } + function d3_geo_streamPolygon(coordinates, listener) { + var i = -1, n = coordinates.length; + listener.polygonStart(); + while (++i < n) d3_geo_streamLine(coordinates[i], listener, 1); + listener.polygonEnd(); + } + d3.geo.area = function(object) { + d3_geo_areaSum = 0; + d3.geo.stream(object, d3_geo_area); + return d3_geo_areaSum; + }; + var d3_geo_areaSum, d3_geo_areaRingSum = new d3_adder(); + var d3_geo_area = { + sphere: function() { + d3_geo_areaSum += 4 * π; + }, + point: d3_noop, + lineStart: d3_noop, + lineEnd: d3_noop, + polygonStart: function() { + d3_geo_areaRingSum.reset(); + d3_geo_area.lineStart = d3_geo_areaRingStart; + }, + polygonEnd: function() { + var area = 2 * d3_geo_areaRingSum; + d3_geo_areaSum += area < 0 ? 4 * π + area : area; + d3_geo_area.lineStart = d3_geo_area.lineEnd = d3_geo_area.point = d3_noop; + } + }; + function d3_geo_areaRingStart() { + var λ00, φ00, λ0, cosφ0, sinφ0; + d3_geo_area.point = function(λ, φ) { + d3_geo_area.point = nextPoint; + λ0 = (λ00 = λ) * d3_radians, cosφ0 = Math.cos(φ = (φ00 = φ) * d3_radians / 2 + π / 4), + sinφ0 = Math.sin(φ); + }; + function nextPoint(λ, φ) { + λ *= d3_radians; + φ = φ * d3_radians / 2 + π / 4; + var dλ = λ - λ0, sdλ = dλ >= 0 ? 1 : -1, adλ = sdλ * dλ, cosφ = Math.cos(φ), sinφ = Math.sin(φ), k = sinφ0 * sinφ, u = cosφ0 * cosφ + k * Math.cos(adλ), v = k * sdλ * Math.sin(adλ); + d3_geo_areaRingSum.add(Math.atan2(v, u)); + λ0 = λ, cosφ0 = cosφ, sinφ0 = sinφ; + } + d3_geo_area.lineEnd = function() { + nextPoint(λ00, φ00); + }; + } + function d3_geo_cartesian(spherical) { + var λ = spherical[0], φ = spherical[1], cosφ = Math.cos(φ); + return [ cosφ * Math.cos(λ), cosφ * Math.sin(λ), Math.sin(φ) ]; + } + function d3_geo_cartesianDot(a, b) { + return a[0] * b[0] + a[1] * b[1] + a[2] * b[2]; + } + function d3_geo_cartesianCross(a, b) { + return [ a[1] * b[2] - a[2] * b[1], a[2] * b[0] - a[0] * b[2], a[0] * b[1] - a[1] * b[0] ]; + } + function d3_geo_cartesianAdd(a, b) { + a[0] += b[0]; + a[1] += b[1]; + a[2] += b[2]; + } + function d3_geo_cartesianScale(vector, k) { + return [ vector[0] * k, vector[1] * k, vector[2] * k ]; + } + function d3_geo_cartesianNormalize(d) { + var l = Math.sqrt(d[0] * d[0] + d[1] * d[1] + d[2] * d[2]); + d[0] /= l; + d[1] /= l; + d[2] /= l; + } + function d3_geo_spherical(cartesian) { + return [ Math.atan2(cartesian[1], cartesian[0]), d3_asin(cartesian[2]) ]; + } + function d3_geo_sphericalEqual(a, b) { + return abs(a[0] - b[0]) < ε && abs(a[1] - b[1]) < ε; + } + d3.geo.bounds = function() { + var λ0, φ0, λ1, φ1, λ_, λ__, φ__, p0, dλSum, ranges, range; + var bound = { + point: point, + lineStart: lineStart, + lineEnd: lineEnd, + polygonStart: function() { + bound.point = ringPoint; + bound.lineStart = ringStart; + bound.lineEnd = ringEnd; + dλSum = 0; + d3_geo_area.polygonStart(); + }, + polygonEnd: function() { + d3_geo_area.polygonEnd(); + bound.point = point; + bound.lineStart = lineStart; + bound.lineEnd = lineEnd; + if (d3_geo_areaRingSum < 0) λ0 = -(λ1 = 180), φ0 = -(φ1 = 90); else if (dλSum > ε) φ1 = 90; else if (dλSum < -ε) φ0 = -90; + range[0] = λ0, range[1] = λ1; + } + }; + function point(λ, φ) { + ranges.push(range = [ λ0 = λ, λ1 = λ ]); + if (φ < φ0) φ0 = φ; + if (φ > φ1) φ1 = φ; + } + function linePoint(λ, φ) { + var p = d3_geo_cartesian([ λ * d3_radians, φ * d3_radians ]); + if (p0) { + var normal = d3_geo_cartesianCross(p0, p), equatorial = [ normal[1], -normal[0], 0 ], inflection = d3_geo_cartesianCross(equatorial, normal); + d3_geo_cartesianNormalize(inflection); + inflection = d3_geo_spherical(inflection); + var dλ = λ - λ_, s = dλ > 0 ? 1 : -1, λi = inflection[0] * d3_degrees * s, antimeridian = abs(dλ) > 180; + if (antimeridian ^ (s * λ_ < λi && λi < s * λ)) { + var φi = inflection[1] * d3_degrees; + if (φi > φ1) φ1 = φi; + } else if (λi = (λi + 360) % 360 - 180, antimeridian ^ (s * λ_ < λi && λi < s * λ)) { + var φi = -inflection[1] * d3_degrees; + if (φi < φ0) φ0 = φi; + } else { + if (φ < φ0) φ0 = φ; + if (φ > φ1) φ1 = φ; + } + if (antimeridian) { + if (λ < λ_) { + if (angle(λ0, λ) > angle(λ0, λ1)) λ1 = λ; + } else { + if (angle(λ, λ1) > angle(λ0, λ1)) λ0 = λ; + } + } else { + if (λ1 >= λ0) { + if (λ < λ0) λ0 = λ; + if (λ > λ1) λ1 = λ; + } else { + if (λ > λ_) { + if (angle(λ0, λ) > angle(λ0, λ1)) λ1 = λ; + } else { + if (angle(λ, λ1) > angle(λ0, λ1)) λ0 = λ; + } + } + } + } else { + point(λ, φ); + } + p0 = p, λ_ = λ; + } + function lineStart() { + bound.point = linePoint; + } + function lineEnd() { + range[0] = λ0, range[1] = λ1; + bound.point = point; + p0 = null; + } + function ringPoint(λ, φ) { + if (p0) { + var dλ = λ - λ_; + dλSum += abs(dλ) > 180 ? dλ + (dλ > 0 ? 360 : -360) : dλ; + } else λ__ = λ, φ__ = φ; + d3_geo_area.point(λ, φ); + linePoint(λ, φ); + } + function ringStart() { + d3_geo_area.lineStart(); + } + function ringEnd() { + ringPoint(λ__, φ__); + d3_geo_area.lineEnd(); + if (abs(dλSum) > ε) λ0 = -(λ1 = 180); + range[0] = λ0, range[1] = λ1; + p0 = null; + } + function angle(λ0, λ1) { + return (λ1 -= λ0) < 0 ? λ1 + 360 : λ1; + } + function compareRanges(a, b) { + return a[0] - b[0]; + } + function withinRange(x, range) { + return range[0] <= range[1] ? range[0] <= x && x <= range[1] : x < range[0] || range[1] < x; + } + return function(feature) { + φ1 = λ1 = -(λ0 = φ0 = Infinity); + ranges = []; + d3.geo.stream(feature, bound); + var n = ranges.length; + if (n) { + ranges.sort(compareRanges); + for (var i = 1, a = ranges[0], b, merged = [ a ]; i < n; ++i) { + b = ranges[i]; + if (withinRange(b[0], a) || withinRange(b[1], a)) { + if (angle(a[0], b[1]) > angle(a[0], a[1])) a[1] = b[1]; + if (angle(b[0], a[1]) > angle(a[0], a[1])) a[0] = b[0]; + } else { + merged.push(a = b); + } + } + var best = -Infinity, dλ; + for (var n = merged.length - 1, i = 0, a = merged[n], b; i <= n; a = b, ++i) { + b = merged[i]; + if ((dλ = angle(a[1], b[0])) > best) best = dλ, λ0 = b[0], λ1 = a[1]; + } + } + ranges = range = null; + return λ0 === Infinity || φ0 === Infinity ? [ [ NaN, NaN ], [ NaN, NaN ] ] : [ [ λ0, φ0 ], [ λ1, φ1 ] ]; + }; + }(); + d3.geo.centroid = function(object) { + d3_geo_centroidW0 = d3_geo_centroidW1 = d3_geo_centroidX0 = d3_geo_centroidY0 = d3_geo_centroidZ0 = d3_geo_centroidX1 = d3_geo_centroidY1 = d3_geo_centroidZ1 = d3_geo_centroidX2 = d3_geo_centroidY2 = d3_geo_centroidZ2 = 0; + d3.geo.stream(object, d3_geo_centroid); + var x = d3_geo_centroidX2, y = d3_geo_centroidY2, z = d3_geo_centroidZ2, m = x * x + y * y + z * z; + if (m < ε2) { + x = d3_geo_centroidX1, y = d3_geo_centroidY1, z = d3_geo_centroidZ1; + if (d3_geo_centroidW1 < ε) x = d3_geo_centroidX0, y = d3_geo_centroidY0, z = d3_geo_centroidZ0; + m = x * x + y * y + z * z; + if (m < ε2) return [ NaN, NaN ]; + } + return [ Math.atan2(y, x) * d3_degrees, d3_asin(z / Math.sqrt(m)) * d3_degrees ]; + }; + var d3_geo_centroidW0, d3_geo_centroidW1, d3_geo_centroidX0, d3_geo_centroidY0, d3_geo_centroidZ0, d3_geo_centroidX1, d3_geo_centroidY1, d3_geo_centroidZ1, d3_geo_centroidX2, d3_geo_centroidY2, d3_geo_centroidZ2; + var d3_geo_centroid = { + sphere: d3_noop, + point: d3_geo_centroidPoint, + lineStart: d3_geo_centroidLineStart, + lineEnd: d3_geo_centroidLineEnd, + polygonStart: function() { + d3_geo_centroid.lineStart = d3_geo_centroidRingStart; + }, + polygonEnd: function() { + d3_geo_centroid.lineStart = d3_geo_centroidLineStart; + } + }; + function d3_geo_centroidPoint(λ, φ) { + λ *= d3_radians; + var cosφ = Math.cos(φ *= d3_radians); + d3_geo_centroidPointXYZ(cosφ * Math.cos(λ), cosφ * Math.sin(λ), Math.sin(φ)); + } + function d3_geo_centroidPointXYZ(x, y, z) { + ++d3_geo_centroidW0; + d3_geo_centroidX0 += (x - d3_geo_centroidX0) / d3_geo_centroidW0; + d3_geo_centroidY0 += (y - d3_geo_centroidY0) / d3_geo_centroidW0; + d3_geo_centroidZ0 += (z - d3_geo_centroidZ0) / d3_geo_centroidW0; + } + function d3_geo_centroidLineStart() { + var x0, y0, z0; + d3_geo_centroid.point = function(λ, φ) { + λ *= d3_radians; + var cosφ = Math.cos(φ *= d3_radians); + x0 = cosφ * Math.cos(λ); + y0 = cosφ * Math.sin(λ); + z0 = Math.sin(φ); + d3_geo_centroid.point = nextPoint; + d3_geo_centroidPointXYZ(x0, y0, z0); + }; + function nextPoint(λ, φ) { + λ *= d3_radians; + var cosφ = Math.cos(φ *= d3_radians), x = cosφ * Math.cos(λ), y = cosφ * Math.sin(λ), z = Math.sin(φ), w = Math.atan2(Math.sqrt((w = y0 * z - z0 * y) * w + (w = z0 * x - x0 * z) * w + (w = x0 * y - y0 * x) * w), x0 * x + y0 * y + z0 * z); + d3_geo_centroidW1 += w; + d3_geo_centroidX1 += w * (x0 + (x0 = x)); + d3_geo_centroidY1 += w * (y0 + (y0 = y)); + d3_geo_centroidZ1 += w * (z0 + (z0 = z)); + d3_geo_centroidPointXYZ(x0, y0, z0); + } + } + function d3_geo_centroidLineEnd() { + d3_geo_centroid.point = d3_geo_centroidPoint; + } + function d3_geo_centroidRingStart() { + var λ00, φ00, x0, y0, z0; + d3_geo_centroid.point = function(λ, φ) { + λ00 = λ, φ00 = φ; + d3_geo_centroid.point = nextPoint; + λ *= d3_radians; + var cosφ = Math.cos(φ *= d3_radians); + x0 = cosφ * Math.cos(λ); + y0 = cosφ * Math.sin(λ); + z0 = Math.sin(φ); + d3_geo_centroidPointXYZ(x0, y0, z0); + }; + d3_geo_centroid.lineEnd = function() { + nextPoint(λ00, φ00); + d3_geo_centroid.lineEnd = d3_geo_centroidLineEnd; + d3_geo_centroid.point = d3_geo_centroidPoint; + }; + function nextPoint(λ, φ) { + λ *= d3_radians; + var cosφ = Math.cos(φ *= d3_radians), x = cosφ * Math.cos(λ), y = cosφ * Math.sin(λ), z = Math.sin(φ), cx = y0 * z - z0 * y, cy = z0 * x - x0 * z, cz = x0 * y - y0 * x, m = Math.sqrt(cx * cx + cy * cy + cz * cz), u = x0 * x + y0 * y + z0 * z, v = m && -d3_acos(u) / m, w = Math.atan2(m, u); + d3_geo_centroidX2 += v * cx; + d3_geo_centroidY2 += v * cy; + d3_geo_centroidZ2 += v * cz; + d3_geo_centroidW1 += w; + d3_geo_centroidX1 += w * (x0 + (x0 = x)); + d3_geo_centroidY1 += w * (y0 + (y0 = y)); + d3_geo_centroidZ1 += w * (z0 + (z0 = z)); + d3_geo_centroidPointXYZ(x0, y0, z0); + } + } + function d3_geo_compose(a, b) { + function compose(x, y) { + return x = a(x, y), b(x[0], x[1]); + } + if (a.invert && b.invert) compose.invert = function(x, y) { + return x = b.invert(x, y), x && a.invert(x[0], x[1]); + }; + return compose; + } + function d3_true() { + return true; + } + function d3_geo_clipPolygon(segments, compare, clipStartInside, interpolate, listener) { + var subject = [], clip = []; + segments.forEach(function(segment) { + if ((n = segment.length - 1) <= 0) return; + var n, p0 = segment[0], p1 = segment[n]; + if (d3_geo_sphericalEqual(p0, p1)) { + listener.lineStart(); + for (var i = 0; i < n; ++i) listener.point((p0 = segment[i])[0], p0[1]); + listener.lineEnd(); + return; + } + var a = new d3_geo_clipPolygonIntersection(p0, segment, null, true), b = new d3_geo_clipPolygonIntersection(p0, null, a, false); + a.o = b; + subject.push(a); + clip.push(b); + a = new d3_geo_clipPolygonIntersection(p1, segment, null, false); + b = new d3_geo_clipPolygonIntersection(p1, null, a, true); + a.o = b; + subject.push(a); + clip.push(b); + }); + clip.sort(compare); + d3_geo_clipPolygonLinkCircular(subject); + d3_geo_clipPolygonLinkCircular(clip); + if (!subject.length) return; + for (var i = 0, entry = clipStartInside, n = clip.length; i < n; ++i) { + clip[i].e = entry = !entry; + } + var start = subject[0], points, point; + while (1) { + var current = start, isSubject = true; + while (current.v) if ((current = current.n) === start) return; + points = current.z; + listener.lineStart(); + do { + current.v = current.o.v = true; + if (current.e) { + if (isSubject) { + for (var i = 0, n = points.length; i < n; ++i) listener.point((point = points[i])[0], point[1]); + } else { + interpolate(current.x, current.n.x, 1, listener); + } + current = current.n; + } else { + if (isSubject) { + points = current.p.z; + for (var i = points.length - 1; i >= 0; --i) listener.point((point = points[i])[0], point[1]); + } else { + interpolate(current.x, current.p.x, -1, listener); + } + current = current.p; + } + current = current.o; + points = current.z; + isSubject = !isSubject; + } while (!current.v); + listener.lineEnd(); + } + } + function d3_geo_clipPolygonLinkCircular(array) { + if (!(n = array.length)) return; + var n, i = 0, a = array[0], b; + while (++i < n) { + a.n = b = array[i]; + b.p = a; + a = b; + } + a.n = b = array[0]; + b.p = a; + } + function d3_geo_clipPolygonIntersection(point, points, other, entry) { + this.x = point; + this.z = points; + this.o = other; + this.e = entry; + this.v = false; + this.n = this.p = null; + } + function d3_geo_clip(pointVisible, clipLine, interpolate, clipStart) { + return function(rotate, listener) { + var line = clipLine(listener), rotatedClipStart = rotate.invert(clipStart[0], clipStart[1]); + var clip = { + point: point, + lineStart: lineStart, + lineEnd: lineEnd, + polygonStart: function() { + clip.point = pointRing; + clip.lineStart = ringStart; + clip.lineEnd = ringEnd; + segments = []; + polygon = []; + }, + polygonEnd: function() { + clip.point = point; + clip.lineStart = lineStart; + clip.lineEnd = lineEnd; + segments = d3.merge(segments); + var clipStartInside = d3_geo_pointInPolygon(rotatedClipStart, polygon); + if (segments.length) { + if (!polygonStarted) listener.polygonStart(), polygonStarted = true; + d3_geo_clipPolygon(segments, d3_geo_clipSort, clipStartInside, interpolate, listener); + } else if (clipStartInside) { + if (!polygonStarted) listener.polygonStart(), polygonStarted = true; + listener.lineStart(); + interpolate(null, null, 1, listener); + listener.lineEnd(); + } + if (polygonStarted) listener.polygonEnd(), polygonStarted = false; + segments = polygon = null; + }, + sphere: function() { + listener.polygonStart(); + listener.lineStart(); + interpolate(null, null, 1, listener); + listener.lineEnd(); + listener.polygonEnd(); + } + }; + function point(λ, φ) { + var point = rotate(λ, φ); + if (pointVisible(λ = point[0], φ = point[1])) listener.point(λ, φ); + } + function pointLine(λ, φ) { + var point = rotate(λ, φ); + line.point(point[0], point[1]); + } + function lineStart() { + clip.point = pointLine; + line.lineStart(); + } + function lineEnd() { + clip.point = point; + line.lineEnd(); + } + var segments; + var buffer = d3_geo_clipBufferListener(), ringListener = clipLine(buffer), polygonStarted = false, polygon, ring; + function pointRing(λ, φ) { + ring.push([ λ, φ ]); + var point = rotate(λ, φ); + ringListener.point(point[0], point[1]); + } + function ringStart() { + ringListener.lineStart(); + ring = []; + } + function ringEnd() { + pointRing(ring[0][0], ring[0][1]); + ringListener.lineEnd(); + var clean = ringListener.clean(), ringSegments = buffer.buffer(), segment, n = ringSegments.length; + ring.pop(); + polygon.push(ring); + ring = null; + if (!n) return; + if (clean & 1) { + segment = ringSegments[0]; + var n = segment.length - 1, i = -1, point; + if (n > 0) { + if (!polygonStarted) listener.polygonStart(), polygonStarted = true; + listener.lineStart(); + while (++i < n) listener.point((point = segment[i])[0], point[1]); + listener.lineEnd(); + } + return; + } + if (n > 1 && clean & 2) ringSegments.push(ringSegments.pop().concat(ringSegments.shift())); + segments.push(ringSegments.filter(d3_geo_clipSegmentLength1)); + } + return clip; + }; + } + function d3_geo_clipSegmentLength1(segment) { + return segment.length > 1; + } + function d3_geo_clipBufferListener() { + var lines = [], line; + return { + lineStart: function() { + lines.push(line = []); + }, + point: function(λ, φ) { + line.push([ λ, φ ]); + }, + lineEnd: d3_noop, + buffer: function() { + var buffer = lines; + lines = []; + line = null; + return buffer; + }, + rejoin: function() { + if (lines.length > 1) lines.push(lines.pop().concat(lines.shift())); + } + }; + } + function d3_geo_clipSort(a, b) { + return ((a = a.x)[0] < 0 ? a[1] - halfπ - ε : halfπ - a[1]) - ((b = b.x)[0] < 0 ? b[1] - halfπ - ε : halfπ - b[1]); + } + var d3_geo_clipAntimeridian = d3_geo_clip(d3_true, d3_geo_clipAntimeridianLine, d3_geo_clipAntimeridianInterpolate, [ -π, -π / 2 ]); + function d3_geo_clipAntimeridianLine(listener) { + var λ0 = NaN, φ0 = NaN, sλ0 = NaN, clean; + return { + lineStart: function() { + listener.lineStart(); + clean = 1; + }, + point: function(λ1, φ1) { + var sλ1 = λ1 > 0 ? π : -π, dλ = abs(λ1 - λ0); + if (abs(dλ - π) < ε) { + listener.point(λ0, φ0 = (φ0 + φ1) / 2 > 0 ? halfπ : -halfπ); + listener.point(sλ0, φ0); + listener.lineEnd(); + listener.lineStart(); + listener.point(sλ1, φ0); + listener.point(λ1, φ0); + clean = 0; + } else if (sλ0 !== sλ1 && dλ >= π) { + if (abs(λ0 - sλ0) < ε) λ0 -= sλ0 * ε; + if (abs(λ1 - sλ1) < ε) λ1 -= sλ1 * ε; + φ0 = d3_geo_clipAntimeridianIntersect(λ0, φ0, λ1, φ1); + listener.point(sλ0, φ0); + listener.lineEnd(); + listener.lineStart(); + listener.point(sλ1, φ0); + clean = 0; + } + listener.point(λ0 = λ1, φ0 = φ1); + sλ0 = sλ1; + }, + lineEnd: function() { + listener.lineEnd(); + λ0 = φ0 = NaN; + }, + clean: function() { + return 2 - clean; + } + }; + } + function d3_geo_clipAntimeridianIntersect(λ0, φ0, λ1, φ1) { + var cosφ0, cosφ1, sinλ0_λ1 = Math.sin(λ0 - λ1); + return abs(sinλ0_λ1) > ε ? Math.atan((Math.sin(φ0) * (cosφ1 = Math.cos(φ1)) * Math.sin(λ1) - Math.sin(φ1) * (cosφ0 = Math.cos(φ0)) * Math.sin(λ0)) / (cosφ0 * cosφ1 * sinλ0_λ1)) : (φ0 + φ1) / 2; + } + function d3_geo_clipAntimeridianInterpolate(from, to, direction, listener) { + var φ; + if (from == null) { + φ = direction * halfπ; + listener.point(-π, φ); + listener.point(0, φ); + listener.point(π, φ); + listener.point(π, 0); + listener.point(π, -φ); + listener.point(0, -φ); + listener.point(-π, -φ); + listener.point(-π, 0); + listener.point(-π, φ); + } else if (abs(from[0] - to[0]) > ε) { + var s = from[0] < to[0] ? π : -π; + φ = direction * s / 2; + listener.point(-s, φ); + listener.point(0, φ); + listener.point(s, φ); + } else { + listener.point(to[0], to[1]); + } + } + function d3_geo_pointInPolygon(point, polygon) { + var meridian = point[0], parallel = point[1], meridianNormal = [ Math.sin(meridian), -Math.cos(meridian), 0 ], polarAngle = 0, winding = 0; + d3_geo_areaRingSum.reset(); + for (var i = 0, n = polygon.length; i < n; ++i) { + var ring = polygon[i], m = ring.length; + if (!m) continue; + var point0 = ring[0], λ0 = point0[0], φ0 = point0[1] / 2 + π / 4, sinφ0 = Math.sin(φ0), cosφ0 = Math.cos(φ0), j = 1; + while (true) { + if (j === m) j = 0; + point = ring[j]; + var λ = point[0], φ = point[1] / 2 + π / 4, sinφ = Math.sin(φ), cosφ = Math.cos(φ), dλ = λ - λ0, sdλ = dλ >= 0 ? 1 : -1, adλ = sdλ * dλ, antimeridian = adλ > π, k = sinφ0 * sinφ; + d3_geo_areaRingSum.add(Math.atan2(k * sdλ * Math.sin(adλ), cosφ0 * cosφ + k * Math.cos(adλ))); + polarAngle += antimeridian ? dλ + sdλ * τ : dλ; + if (antimeridian ^ λ0 >= meridian ^ λ >= meridian) { + var arc = d3_geo_cartesianCross(d3_geo_cartesian(point0), d3_geo_cartesian(point)); + d3_geo_cartesianNormalize(arc); + var intersection = d3_geo_cartesianCross(meridianNormal, arc); + d3_geo_cartesianNormalize(intersection); + var φarc = (antimeridian ^ dλ >= 0 ? -1 : 1) * d3_asin(intersection[2]); + if (parallel > φarc || parallel === φarc && (arc[0] || arc[1])) { + winding += antimeridian ^ dλ >= 0 ? 1 : -1; + } + } + if (!j++) break; + λ0 = λ, sinφ0 = sinφ, cosφ0 = cosφ, point0 = point; + } + } + return (polarAngle < -ε || polarAngle < ε && d3_geo_areaRingSum < 0) ^ winding & 1; + } + function d3_geo_clipCircle(radius) { + var cr = Math.cos(radius), smallRadius = cr > 0, notHemisphere = abs(cr) > ε, interpolate = d3_geo_circleInterpolate(radius, 6 * d3_radians); + return d3_geo_clip(visible, clipLine, interpolate, smallRadius ? [ 0, -radius ] : [ -π, radius - π ]); + function visible(λ, φ) { + return Math.cos(λ) * Math.cos(φ) > cr; + } + function clipLine(listener) { + var point0, c0, v0, v00, clean; + return { + lineStart: function() { + v00 = v0 = false; + clean = 1; + }, + point: function(λ, φ) { + var point1 = [ λ, φ ], point2, v = visible(λ, φ), c = smallRadius ? v ? 0 : code(λ, φ) : v ? code(λ + (λ < 0 ? π : -π), φ) : 0; + if (!point0 && (v00 = v0 = v)) listener.lineStart(); + if (v !== v0) { + point2 = intersect(point0, point1); + if (d3_geo_sphericalEqual(point0, point2) || d3_geo_sphericalEqual(point1, point2)) { + point1[0] += ε; + point1[1] += ε; + v = visible(point1[0], point1[1]); + } + } + if (v !== v0) { + clean = 0; + if (v) { + listener.lineStart(); + point2 = intersect(point1, point0); + listener.point(point2[0], point2[1]); + } else { + point2 = intersect(point0, point1); + listener.point(point2[0], point2[1]); + listener.lineEnd(); + } + point0 = point2; + } else if (notHemisphere && point0 && smallRadius ^ v) { + var t; + if (!(c & c0) && (t = intersect(point1, point0, true))) { + clean = 0; + if (smallRadius) { + listener.lineStart(); + listener.point(t[0][0], t[0][1]); + listener.point(t[1][0], t[1][1]); + listener.lineEnd(); + } else { + listener.point(t[1][0], t[1][1]); + listener.lineEnd(); + listener.lineStart(); + listener.point(t[0][0], t[0][1]); + } + } + } + if (v && (!point0 || !d3_geo_sphericalEqual(point0, point1))) { + listener.point(point1[0], point1[1]); + } + point0 = point1, v0 = v, c0 = c; + }, + lineEnd: function() { + if (v0) listener.lineEnd(); + point0 = null; + }, + clean: function() { + return clean | (v00 && v0) << 1; + } + }; + } + function intersect(a, b, two) { + var pa = d3_geo_cartesian(a), pb = d3_geo_cartesian(b); + var n1 = [ 1, 0, 0 ], n2 = d3_geo_cartesianCross(pa, pb), n2n2 = d3_geo_cartesianDot(n2, n2), n1n2 = n2[0], determinant = n2n2 - n1n2 * n1n2; + if (!determinant) return !two && a; + var c1 = cr * n2n2 / determinant, c2 = -cr * n1n2 / determinant, n1xn2 = d3_geo_cartesianCross(n1, n2), A = d3_geo_cartesianScale(n1, c1), B = d3_geo_cartesianScale(n2, c2); + d3_geo_cartesianAdd(A, B); + var u = n1xn2, w = d3_geo_cartesianDot(A, u), uu = d3_geo_cartesianDot(u, u), t2 = w * w - uu * (d3_geo_cartesianDot(A, A) - 1); + if (t2 < 0) return; + var t = Math.sqrt(t2), q = d3_geo_cartesianScale(u, (-w - t) / uu); + d3_geo_cartesianAdd(q, A); + q = d3_geo_spherical(q); + if (!two) return q; + var λ0 = a[0], λ1 = b[0], φ0 = a[1], φ1 = b[1], z; + if (λ1 < λ0) z = λ0, λ0 = λ1, λ1 = z; + var δλ = λ1 - λ0, polar = abs(δλ - π) < ε, meridian = polar || δλ < ε; + if (!polar && φ1 < φ0) z = φ0, φ0 = φ1, φ1 = z; + if (meridian ? polar ? φ0 + φ1 > 0 ^ q[1] < (abs(q[0] - λ0) < ε ? φ0 : φ1) : φ0 <= q[1] && q[1] <= φ1 : δλ > π ^ (λ0 <= q[0] && q[0] <= λ1)) { + var q1 = d3_geo_cartesianScale(u, (-w + t) / uu); + d3_geo_cartesianAdd(q1, A); + return [ q, d3_geo_spherical(q1) ]; + } + } + function code(λ, φ) { + var r = smallRadius ? radius : π - radius, code = 0; + if (λ < -r) code |= 1; else if (λ > r) code |= 2; + if (φ < -r) code |= 4; else if (φ > r) code |= 8; + return code; + } + } + function d3_geom_clipLine(x0, y0, x1, y1) { + return function(line) { + var a = line.a, b = line.b, ax = a.x, ay = a.y, bx = b.x, by = b.y, t0 = 0, t1 = 1, dx = bx - ax, dy = by - ay, r; + r = x0 - ax; + if (!dx && r > 0) return; + r /= dx; + if (dx < 0) { + if (r < t0) return; + if (r < t1) t1 = r; + } else if (dx > 0) { + if (r > t1) return; + if (r > t0) t0 = r; + } + r = x1 - ax; + if (!dx && r < 0) return; + r /= dx; + if (dx < 0) { + if (r > t1) return; + if (r > t0) t0 = r; + } else if (dx > 0) { + if (r < t0) return; + if (r < t1) t1 = r; + } + r = y0 - ay; + if (!dy && r > 0) return; + r /= dy; + if (dy < 0) { + if (r < t0) return; + if (r < t1) t1 = r; + } else if (dy > 0) { + if (r > t1) return; + if (r > t0) t0 = r; + } + r = y1 - ay; + if (!dy && r < 0) return; + r /= dy; + if (dy < 0) { + if (r > t1) return; + if (r > t0) t0 = r; + } else if (dy > 0) { + if (r < t0) return; + if (r < t1) t1 = r; + } + if (t0 > 0) line.a = { + x: ax + t0 * dx, + y: ay + t0 * dy + }; + if (t1 < 1) line.b = { + x: ax + t1 * dx, + y: ay + t1 * dy + }; + return line; + }; + } + var d3_geo_clipExtentMAX = 1e9; + d3.geo.clipExtent = function() { + var x0, y0, x1, y1, stream, clip, clipExtent = { + stream: function(output) { + if (stream) stream.valid = false; + stream = clip(output); + stream.valid = true; + return stream; + }, + extent: function(_) { + if (!arguments.length) return [ [ x0, y0 ], [ x1, y1 ] ]; + clip = d3_geo_clipExtent(x0 = +_[0][0], y0 = +_[0][1], x1 = +_[1][0], y1 = +_[1][1]); + if (stream) stream.valid = false, stream = null; + return clipExtent; + } + }; + return clipExtent.extent([ [ 0, 0 ], [ 960, 500 ] ]); + }; + function d3_geo_clipExtent(x0, y0, x1, y1) { + return function(listener) { + var listener_ = listener, bufferListener = d3_geo_clipBufferListener(), clipLine = d3_geom_clipLine(x0, y0, x1, y1), segments, polygon, ring; + var clip = { + point: point, + lineStart: lineStart, + lineEnd: lineEnd, + polygonStart: function() { + listener = bufferListener; + segments = []; + polygon = []; + clean = true; + }, + polygonEnd: function() { + listener = listener_; + segments = d3.merge(segments); + var clipStartInside = insidePolygon([ x0, y1 ]), inside = clean && clipStartInside, visible = segments.length; + if (inside || visible) { + listener.polygonStart(); + if (inside) { + listener.lineStart(); + interpolate(null, null, 1, listener); + listener.lineEnd(); + } + if (visible) { + d3_geo_clipPolygon(segments, compare, clipStartInside, interpolate, listener); + } + listener.polygonEnd(); + } + segments = polygon = ring = null; + } + }; + function insidePolygon(p) { + var wn = 0, n = polygon.length, y = p[1]; + for (var i = 0; i < n; ++i) { + for (var j = 1, v = polygon[i], m = v.length, a = v[0], b; j < m; ++j) { + b = v[j]; + if (a[1] <= y) { + if (b[1] > y && d3_cross2d(a, b, p) > 0) ++wn; + } else { + if (b[1] <= y && d3_cross2d(a, b, p) < 0) --wn; + } + a = b; + } + } + return wn !== 0; + } + function interpolate(from, to, direction, listener) { + var a = 0, a1 = 0; + if (from == null || (a = corner(from, direction)) !== (a1 = corner(to, direction)) || comparePoints(from, to) < 0 ^ direction > 0) { + do { + listener.point(a === 0 || a === 3 ? x0 : x1, a > 1 ? y1 : y0); + } while ((a = (a + direction + 4) % 4) !== a1); + } else { + listener.point(to[0], to[1]); + } + } + function pointVisible(x, y) { + return x0 <= x && x <= x1 && y0 <= y && y <= y1; + } + function point(x, y) { + if (pointVisible(x, y)) listener.point(x, y); + } + var x__, y__, v__, x_, y_, v_, first, clean; + function lineStart() { + clip.point = linePoint; + if (polygon) polygon.push(ring = []); + first = true; + v_ = false; + x_ = y_ = NaN; + } + function lineEnd() { + if (segments) { + linePoint(x__, y__); + if (v__ && v_) bufferListener.rejoin(); + segments.push(bufferListener.buffer()); + } + clip.point = point; + if (v_) listener.lineEnd(); + } + function linePoint(x, y) { + x = Math.max(-d3_geo_clipExtentMAX, Math.min(d3_geo_clipExtentMAX, x)); + y = Math.max(-d3_geo_clipExtentMAX, Math.min(d3_geo_clipExtentMAX, y)); + var v = pointVisible(x, y); + if (polygon) ring.push([ x, y ]); + if (first) { + x__ = x, y__ = y, v__ = v; + first = false; + if (v) { + listener.lineStart(); + listener.point(x, y); + } + } else { + if (v && v_) listener.point(x, y); else { + var l = { + a: { + x: x_, + y: y_ + }, + b: { + x: x, + y: y + } + }; + if (clipLine(l)) { + if (!v_) { + listener.lineStart(); + listener.point(l.a.x, l.a.y); + } + listener.point(l.b.x, l.b.y); + if (!v) listener.lineEnd(); + clean = false; + } else if (v) { + listener.lineStart(); + listener.point(x, y); + clean = false; + } + } + } + x_ = x, y_ = y, v_ = v; + } + return clip; + }; + function corner(p, direction) { + return abs(p[0] - x0) < ε ? direction > 0 ? 0 : 3 : abs(p[0] - x1) < ε ? direction > 0 ? 2 : 1 : abs(p[1] - y0) < ε ? direction > 0 ? 1 : 0 : direction > 0 ? 3 : 2; + } + function compare(a, b) { + return comparePoints(a.x, b.x); + } + function comparePoints(a, b) { + var ca = corner(a, 1), cb = corner(b, 1); + return ca !== cb ? ca - cb : ca === 0 ? b[1] - a[1] : ca === 1 ? a[0] - b[0] : ca === 2 ? a[1] - b[1] : b[0] - a[0]; + } + } + function d3_geo_conic(projectAt) { + var φ0 = 0, φ1 = π / 3, m = d3_geo_projectionMutator(projectAt), p = m(φ0, φ1); + p.parallels = function(_) { + if (!arguments.length) return [ φ0 / π * 180, φ1 / π * 180 ]; + return m(φ0 = _[0] * π / 180, φ1 = _[1] * π / 180); + }; + return p; + } + function d3_geo_conicEqualArea(φ0, φ1) { + var sinφ0 = Math.sin(φ0), n = (sinφ0 + Math.sin(φ1)) / 2, C = 1 + sinφ0 * (2 * n - sinφ0), ρ0 = Math.sqrt(C) / n; + function forward(λ, φ) { + var ρ = Math.sqrt(C - 2 * n * Math.sin(φ)) / n; + return [ ρ * Math.sin(λ *= n), ρ0 - ρ * Math.cos(λ) ]; + } + forward.invert = function(x, y) { + var ρ0_y = ρ0 - y; + return [ Math.atan2(x, ρ0_y) / n, d3_asin((C - (x * x + ρ0_y * ρ0_y) * n * n) / (2 * n)) ]; + }; + return forward; + } + (d3.geo.conicEqualArea = function() { + return d3_geo_conic(d3_geo_conicEqualArea); + }).raw = d3_geo_conicEqualArea; + d3.geo.albers = function() { + return d3.geo.conicEqualArea().rotate([ 96, 0 ]).center([ -.6, 38.7 ]).parallels([ 29.5, 45.5 ]).scale(1070); + }; + d3.geo.albersUsa = function() { + var lower48 = d3.geo.albers(); + var alaska = d3.geo.conicEqualArea().rotate([ 154, 0 ]).center([ -2, 58.5 ]).parallels([ 55, 65 ]); + var hawaii = d3.geo.conicEqualArea().rotate([ 157, 0 ]).center([ -3, 19.9 ]).parallels([ 8, 18 ]); + var point, pointStream = { + point: function(x, y) { + point = [ x, y ]; + } + }, lower48Point, alaskaPoint, hawaiiPoint; + function albersUsa(coordinates) { + var x = coordinates[0], y = coordinates[1]; + point = null; + (lower48Point(x, y), point) || (alaskaPoint(x, y), point) || hawaiiPoint(x, y); + return point; + } + albersUsa.invert = function(coordinates) { + var k = lower48.scale(), t = lower48.translate(), x = (coordinates[0] - t[0]) / k, y = (coordinates[1] - t[1]) / k; + return (y >= .12 && y < .234 && x >= -.425 && x < -.214 ? alaska : y >= .166 && y < .234 && x >= -.214 && x < -.115 ? hawaii : lower48).invert(coordinates); + }; + albersUsa.stream = function(stream) { + var lower48Stream = lower48.stream(stream), alaskaStream = alaska.stream(stream), hawaiiStream = hawaii.stream(stream); + return { + point: function(x, y) { + lower48Stream.point(x, y); + alaskaStream.point(x, y); + hawaiiStream.point(x, y); + }, + sphere: function() { + lower48Stream.sphere(); + alaskaStream.sphere(); + hawaiiStream.sphere(); + }, + lineStart: function() { + lower48Stream.lineStart(); + alaskaStream.lineStart(); + hawaiiStream.lineStart(); + }, + lineEnd: function() { + lower48Stream.lineEnd(); + alaskaStream.lineEnd(); + hawaiiStream.lineEnd(); + }, + polygonStart: function() { + lower48Stream.polygonStart(); + alaskaStream.polygonStart(); + hawaiiStream.polygonStart(); + }, + polygonEnd: function() { + lower48Stream.polygonEnd(); + alaskaStream.polygonEnd(); + hawaiiStream.polygonEnd(); + } + }; + }; + albersUsa.precision = function(_) { + if (!arguments.length) return lower48.precision(); + lower48.precision(_); + alaska.precision(_); + hawaii.precision(_); + return albersUsa; + }; + albersUsa.scale = function(_) { + if (!arguments.length) return lower48.scale(); + lower48.scale(_); + alaska.scale(_ * .35); + hawaii.scale(_); + return albersUsa.translate(lower48.translate()); + }; + albersUsa.translate = function(_) { + if (!arguments.length) return lower48.translate(); + var k = lower48.scale(), x = +_[0], y = +_[1]; + lower48Point = lower48.translate(_).clipExtent([ [ x - .455 * k, y - .238 * k ], [ x + .455 * k, y + .238 * k ] ]).stream(pointStream).point; + alaskaPoint = alaska.translate([ x - .307 * k, y + .201 * k ]).clipExtent([ [ x - .425 * k + ε, y + .12 * k + ε ], [ x - .214 * k - ε, y + .234 * k - ε ] ]).stream(pointStream).point; + hawaiiPoint = hawaii.translate([ x - .205 * k, y + .212 * k ]).clipExtent([ [ x - .214 * k + ε, y + .166 * k + ε ], [ x - .115 * k - ε, y + .234 * k - ε ] ]).stream(pointStream).point; + return albersUsa; + }; + return albersUsa.scale(1070); + }; + var d3_geo_pathAreaSum, d3_geo_pathAreaPolygon, d3_geo_pathArea = { + point: d3_noop, + lineStart: d3_noop, + lineEnd: d3_noop, + polygonStart: function() { + d3_geo_pathAreaPolygon = 0; + d3_geo_pathArea.lineStart = d3_geo_pathAreaRingStart; + }, + polygonEnd: function() { + d3_geo_pathArea.lineStart = d3_geo_pathArea.lineEnd = d3_geo_pathArea.point = d3_noop; + d3_geo_pathAreaSum += abs(d3_geo_pathAreaPolygon / 2); + } + }; + function d3_geo_pathAreaRingStart() { + var x00, y00, x0, y0; + d3_geo_pathArea.point = function(x, y) { + d3_geo_pathArea.point = nextPoint; + x00 = x0 = x, y00 = y0 = y; + }; + function nextPoint(x, y) { + d3_geo_pathAreaPolygon += y0 * x - x0 * y; + x0 = x, y0 = y; + } + d3_geo_pathArea.lineEnd = function() { + nextPoint(x00, y00); + }; + } + var d3_geo_pathBoundsX0, d3_geo_pathBoundsY0, d3_geo_pathBoundsX1, d3_geo_pathBoundsY1; + var d3_geo_pathBounds = { + point: d3_geo_pathBoundsPoint, + lineStart: d3_noop, + lineEnd: d3_noop, + polygonStart: d3_noop, + polygonEnd: d3_noop + }; + function d3_geo_pathBoundsPoint(x, y) { + if (x < d3_geo_pathBoundsX0) d3_geo_pathBoundsX0 = x; + if (x > d3_geo_pathBoundsX1) d3_geo_pathBoundsX1 = x; + if (y < d3_geo_pathBoundsY0) d3_geo_pathBoundsY0 = y; + if (y > d3_geo_pathBoundsY1) d3_geo_pathBoundsY1 = y; + } + function d3_geo_pathBuffer() { + var pointCircle = d3_geo_pathBufferCircle(4.5), buffer = []; + var stream = { + point: point, + lineStart: function() { + stream.point = pointLineStart; + }, + lineEnd: lineEnd, + polygonStart: function() { + stream.lineEnd = lineEndPolygon; + }, + polygonEnd: function() { + stream.lineEnd = lineEnd; + stream.point = point; + }, + pointRadius: function(_) { + pointCircle = d3_geo_pathBufferCircle(_); + return stream; + }, + result: function() { + if (buffer.length) { + var result = buffer.join(""); + buffer = []; + return result; + } + } + }; + function point(x, y) { + buffer.push("M", x, ",", y, pointCircle); + } + function pointLineStart(x, y) { + buffer.push("M", x, ",", y); + stream.point = pointLine; + } + function pointLine(x, y) { + buffer.push("L", x, ",", y); + } + function lineEnd() { + stream.point = point; + } + function lineEndPolygon() { + buffer.push("Z"); + } + return stream; + } + function d3_geo_pathBufferCircle(radius) { + return "m0," + radius + "a" + radius + "," + radius + " 0 1,1 0," + -2 * radius + "a" + radius + "," + radius + " 0 1,1 0," + 2 * radius + "z"; + } + var d3_geo_pathCentroid = { + point: d3_geo_pathCentroidPoint, + lineStart: d3_geo_pathCentroidLineStart, + lineEnd: d3_geo_pathCentroidLineEnd, + polygonStart: function() { + d3_geo_pathCentroid.lineStart = d3_geo_pathCentroidRingStart; + }, + polygonEnd: function() { + d3_geo_pathCentroid.point = d3_geo_pathCentroidPoint; + d3_geo_pathCentroid.lineStart = d3_geo_pathCentroidLineStart; + d3_geo_pathCentroid.lineEnd = d3_geo_pathCentroidLineEnd; + } + }; + function d3_geo_pathCentroidPoint(x, y) { + d3_geo_centroidX0 += x; + d3_geo_centroidY0 += y; + ++d3_geo_centroidZ0; + } + function d3_geo_pathCentroidLineStart() { + var x0, y0; + d3_geo_pathCentroid.point = function(x, y) { + d3_geo_pathCentroid.point = nextPoint; + d3_geo_pathCentroidPoint(x0 = x, y0 = y); + }; + function nextPoint(x, y) { + var dx = x - x0, dy = y - y0, z = Math.sqrt(dx * dx + dy * dy); + d3_geo_centroidX1 += z * (x0 + x) / 2; + d3_geo_centroidY1 += z * (y0 + y) / 2; + d3_geo_centroidZ1 += z; + d3_geo_pathCentroidPoint(x0 = x, y0 = y); + } + } + function d3_geo_pathCentroidLineEnd() { + d3_geo_pathCentroid.point = d3_geo_pathCentroidPoint; + } + function d3_geo_pathCentroidRingStart() { + var x00, y00, x0, y0; + d3_geo_pathCentroid.point = function(x, y) { + d3_geo_pathCentroid.point = nextPoint; + d3_geo_pathCentroidPoint(x00 = x0 = x, y00 = y0 = y); + }; + function nextPoint(x, y) { + var dx = x - x0, dy = y - y0, z = Math.sqrt(dx * dx + dy * dy); + d3_geo_centroidX1 += z * (x0 + x) / 2; + d3_geo_centroidY1 += z * (y0 + y) / 2; + d3_geo_centroidZ1 += z; + z = y0 * x - x0 * y; + d3_geo_centroidX2 += z * (x0 + x); + d3_geo_centroidY2 += z * (y0 + y); + d3_geo_centroidZ2 += z * 3; + d3_geo_pathCentroidPoint(x0 = x, y0 = y); + } + d3_geo_pathCentroid.lineEnd = function() { + nextPoint(x00, y00); + }; + } + function d3_geo_pathContext(context) { + var pointRadius = 4.5; + var stream = { + point: point, + lineStart: function() { + stream.point = pointLineStart; + }, + lineEnd: lineEnd, + polygonStart: function() { + stream.lineEnd = lineEndPolygon; + }, + polygonEnd: function() { + stream.lineEnd = lineEnd; + stream.point = point; + }, + pointRadius: function(_) { + pointRadius = _; + return stream; + }, + result: d3_noop + }; + function point(x, y) { + context.moveTo(x + pointRadius, y); + context.arc(x, y, pointRadius, 0, τ); + } + function pointLineStart(x, y) { + context.moveTo(x, y); + stream.point = pointLine; + } + function pointLine(x, y) { + context.lineTo(x, y); + } + function lineEnd() { + stream.point = point; + } + function lineEndPolygon() { + context.closePath(); + } + return stream; + } + function d3_geo_resample(project) { + var δ2 = .5, cosMinDistance = Math.cos(30 * d3_radians), maxDepth = 16; + function resample(stream) { + return (maxDepth ? resampleRecursive : resampleNone)(stream); + } + function resampleNone(stream) { + return d3_geo_transformPoint(stream, function(x, y) { + x = project(x, y); + stream.point(x[0], x[1]); + }); + } + function resampleRecursive(stream) { + var λ00, φ00, x00, y00, a00, b00, c00, λ0, x0, y0, a0, b0, c0; + var resample = { + point: point, + lineStart: lineStart, + lineEnd: lineEnd, + polygonStart: function() { + stream.polygonStart(); + resample.lineStart = ringStart; + }, + polygonEnd: function() { + stream.polygonEnd(); + resample.lineStart = lineStart; + } + }; + function point(x, y) { + x = project(x, y); + stream.point(x[0], x[1]); + } + function lineStart() { + x0 = NaN; + resample.point = linePoint; + stream.lineStart(); + } + function linePoint(λ, φ) { + var c = d3_geo_cartesian([ λ, φ ]), p = project(λ, φ); + resampleLineTo(x0, y0, λ0, a0, b0, c0, x0 = p[0], y0 = p[1], λ0 = λ, a0 = c[0], b0 = c[1], c0 = c[2], maxDepth, stream); + stream.point(x0, y0); + } + function lineEnd() { + resample.point = point; + stream.lineEnd(); + } + function ringStart() { + lineStart(); + resample.point = ringPoint; + resample.lineEnd = ringEnd; + } + function ringPoint(λ, φ) { + linePoint(λ00 = λ, φ00 = φ), x00 = x0, y00 = y0, a00 = a0, b00 = b0, c00 = c0; + resample.point = linePoint; + } + function ringEnd() { + resampleLineTo(x0, y0, λ0, a0, b0, c0, x00, y00, λ00, a00, b00, c00, maxDepth, stream); + resample.lineEnd = lineEnd; + lineEnd(); + } + return resample; + } + function resampleLineTo(x0, y0, λ0, a0, b0, c0, x1, y1, λ1, a1, b1, c1, depth, stream) { + var dx = x1 - x0, dy = y1 - y0, d2 = dx * dx + dy * dy; + if (d2 > 4 * δ2 && depth--) { + var a = a0 + a1, b = b0 + b1, c = c0 + c1, m = Math.sqrt(a * a + b * b + c * c), φ2 = Math.asin(c /= m), λ2 = abs(abs(c) - 1) < ε || abs(λ0 - λ1) < ε ? (λ0 + λ1) / 2 : Math.atan2(b, a), p = project(λ2, φ2), x2 = p[0], y2 = p[1], dx2 = x2 - x0, dy2 = y2 - y0, dz = dy * dx2 - dx * dy2; + if (dz * dz / d2 > δ2 || abs((dx * dx2 + dy * dy2) / d2 - .5) > .3 || a0 * a1 + b0 * b1 + c0 * c1 < cosMinDistance) { + resampleLineTo(x0, y0, λ0, a0, b0, c0, x2, y2, λ2, a /= m, b /= m, c, depth, stream); + stream.point(x2, y2); + resampleLineTo(x2, y2, λ2, a, b, c, x1, y1, λ1, a1, b1, c1, depth, stream); + } + } + } + resample.precision = function(_) { + if (!arguments.length) return Math.sqrt(δ2); + maxDepth = (δ2 = _ * _) > 0 && 16; + return resample; + }; + return resample; + } + d3.geo.path = function() { + var pointRadius = 4.5, projection, context, projectStream, contextStream, cacheStream; + function path(object) { + if (object) { + if (typeof pointRadius === "function") contextStream.pointRadius(+pointRadius.apply(this, arguments)); + if (!cacheStream || !cacheStream.valid) cacheStream = projectStream(contextStream); + d3.geo.stream(object, cacheStream); + } + return contextStream.result(); + } + path.area = function(object) { + d3_geo_pathAreaSum = 0; + d3.geo.stream(object, projectStream(d3_geo_pathArea)); + return d3_geo_pathAreaSum; + }; + path.centroid = function(object) { + d3_geo_centroidX0 = d3_geo_centroidY0 = d3_geo_centroidZ0 = d3_geo_centroidX1 = d3_geo_centroidY1 = d3_geo_centroidZ1 = d3_geo_centroidX2 = d3_geo_centroidY2 = d3_geo_centroidZ2 = 0; + d3.geo.stream(object, projectStream(d3_geo_pathCentroid)); + return d3_geo_centroidZ2 ? [ d3_geo_centroidX2 / d3_geo_centroidZ2, d3_geo_centroidY2 / d3_geo_centroidZ2 ] : d3_geo_centroidZ1 ? [ d3_geo_centroidX1 / d3_geo_centroidZ1, d3_geo_centroidY1 / d3_geo_centroidZ1 ] : d3_geo_centroidZ0 ? [ d3_geo_centroidX0 / d3_geo_centroidZ0, d3_geo_centroidY0 / d3_geo_centroidZ0 ] : [ NaN, NaN ]; + }; + path.bounds = function(object) { + d3_geo_pathBoundsX1 = d3_geo_pathBoundsY1 = -(d3_geo_pathBoundsX0 = d3_geo_pathBoundsY0 = Infinity); + d3.geo.stream(object, projectStream(d3_geo_pathBounds)); + return [ [ d3_geo_pathBoundsX0, d3_geo_pathBoundsY0 ], [ d3_geo_pathBoundsX1, d3_geo_pathBoundsY1 ] ]; + }; + path.projection = function(_) { + if (!arguments.length) return projection; + projectStream = (projection = _) ? _.stream || d3_geo_pathProjectStream(_) : d3_identity; + return reset(); + }; + path.context = function(_) { + if (!arguments.length) return context; + contextStream = (context = _) == null ? new d3_geo_pathBuffer() : new d3_geo_pathContext(_); + if (typeof pointRadius !== "function") contextStream.pointRadius(pointRadius); + return reset(); + }; + path.pointRadius = function(_) { + if (!arguments.length) return pointRadius; + pointRadius = typeof _ === "function" ? _ : (contextStream.pointRadius(+_), +_); + return path; + }; + function reset() { + cacheStream = null; + return path; + } + return path.projection(d3.geo.albersUsa()).context(null); + }; + function d3_geo_pathProjectStream(project) { + var resample = d3_geo_resample(function(x, y) { + return project([ x * d3_degrees, y * d3_degrees ]); + }); + return function(stream) { + return d3_geo_projectionRadians(resample(stream)); + }; + } + d3.geo.transform = function(methods) { + return { + stream: function(stream) { + var transform = new d3_geo_transform(stream); + for (var k in methods) transform[k] = methods[k]; + return transform; + } + }; + }; + function d3_geo_transform(stream) { + this.stream = stream; + } + d3_geo_transform.prototype = { + point: function(x, y) { + this.stream.point(x, y); + }, + sphere: function() { + this.stream.sphere(); + }, + lineStart: function() { + this.stream.lineStart(); + }, + lineEnd: function() { + this.stream.lineEnd(); + }, + polygonStart: function() { + this.stream.polygonStart(); + }, + polygonEnd: function() { + this.stream.polygonEnd(); + } + }; + function d3_geo_transformPoint(stream, point) { + return { + point: point, + sphere: function() { + stream.sphere(); + }, + lineStart: function() { + stream.lineStart(); + }, + lineEnd: function() { + stream.lineEnd(); + }, + polygonStart: function() { + stream.polygonStart(); + }, + polygonEnd: function() { + stream.polygonEnd(); + } + }; + } + d3.geo.projection = d3_geo_projection; + d3.geo.projectionMutator = d3_geo_projectionMutator; + function d3_geo_projection(project) { + return d3_geo_projectionMutator(function() { + return project; + })(); + } + function d3_geo_projectionMutator(projectAt) { + var project, rotate, projectRotate, projectResample = d3_geo_resample(function(x, y) { + x = project(x, y); + return [ x[0] * k + δx, δy - x[1] * k ]; + }), k = 150, x = 480, y = 250, λ = 0, φ = 0, δλ = 0, δφ = 0, δγ = 0, δx, δy, preclip = d3_geo_clipAntimeridian, postclip = d3_identity, clipAngle = null, clipExtent = null, stream; + function projection(point) { + point = projectRotate(point[0] * d3_radians, point[1] * d3_radians); + return [ point[0] * k + δx, δy - point[1] * k ]; + } + function invert(point) { + point = projectRotate.invert((point[0] - δx) / k, (δy - point[1]) / k); + return point && [ point[0] * d3_degrees, point[1] * d3_degrees ]; + } + projection.stream = function(output) { + if (stream) stream.valid = false; + stream = d3_geo_projectionRadians(preclip(rotate, projectResample(postclip(output)))); + stream.valid = true; + return stream; + }; + projection.clipAngle = function(_) { + if (!arguments.length) return clipAngle; + preclip = _ == null ? (clipAngle = _, d3_geo_clipAntimeridian) : d3_geo_clipCircle((clipAngle = +_) * d3_radians); + return invalidate(); + }; + projection.clipExtent = function(_) { + if (!arguments.length) return clipExtent; + clipExtent = _; + postclip = _ ? d3_geo_clipExtent(_[0][0], _[0][1], _[1][0], _[1][1]) : d3_identity; + return invalidate(); + }; + projection.scale = function(_) { + if (!arguments.length) return k; + k = +_; + return reset(); + }; + projection.translate = function(_) { + if (!arguments.length) return [ x, y ]; + x = +_[0]; + y = +_[1]; + return reset(); + }; + projection.center = function(_) { + if (!arguments.length) return [ λ * d3_degrees, φ * d3_degrees ]; + λ = _[0] % 360 * d3_radians; + φ = _[1] % 360 * d3_radians; + return reset(); + }; + projection.rotate = function(_) { + if (!arguments.length) return [ δλ * d3_degrees, δφ * d3_degrees, δγ * d3_degrees ]; + δλ = _[0] % 360 * d3_radians; + δφ = _[1] % 360 * d3_radians; + δγ = _.length > 2 ? _[2] % 360 * d3_radians : 0; + return reset(); + }; + d3.rebind(projection, projectResample, "precision"); + function reset() { + projectRotate = d3_geo_compose(rotate = d3_geo_rotation(δλ, δφ, δγ), project); + var center = project(λ, φ); + δx = x - center[0] * k; + δy = y + center[1] * k; + return invalidate(); + } + function invalidate() { + if (stream) stream.valid = false, stream = null; + return projection; + } + return function() { + project = projectAt.apply(this, arguments); + projection.invert = project.invert && invert; + return reset(); + }; + } + function d3_geo_projectionRadians(stream) { + return d3_geo_transformPoint(stream, function(x, y) { + stream.point(x * d3_radians, y * d3_radians); + }); + } + function d3_geo_equirectangular(λ, φ) { + return [ λ, φ ]; + } + (d3.geo.equirectangular = function() { + return d3_geo_projection(d3_geo_equirectangular); + }).raw = d3_geo_equirectangular.invert = d3_geo_equirectangular; + d3.geo.rotation = function(rotate) { + rotate = d3_geo_rotation(rotate[0] % 360 * d3_radians, rotate[1] * d3_radians, rotate.length > 2 ? rotate[2] * d3_radians : 0); + function forward(coordinates) { + coordinates = rotate(coordinates[0] * d3_radians, coordinates[1] * d3_radians); + return coordinates[0] *= d3_degrees, coordinates[1] *= d3_degrees, coordinates; + } + forward.invert = function(coordinates) { + coordinates = rotate.invert(coordinates[0] * d3_radians, coordinates[1] * d3_radians); + return coordinates[0] *= d3_degrees, coordinates[1] *= d3_degrees, coordinates; + }; + return forward; + }; + function d3_geo_identityRotation(λ, φ) { + return [ λ > π ? λ - τ : λ < -π ? λ + τ : λ, φ ]; + } + d3_geo_identityRotation.invert = d3_geo_equirectangular; + function d3_geo_rotation(δλ, δφ, δγ) { + return δλ ? δφ || δγ ? d3_geo_compose(d3_geo_rotationλ(δλ), d3_geo_rotationφγ(δφ, δγ)) : d3_geo_rotationλ(δλ) : δφ || δγ ? d3_geo_rotationφγ(δφ, δγ) : d3_geo_identityRotation; + } + function d3_geo_forwardRotationλ(δλ) { + return function(λ, φ) { + return λ += δλ, [ λ > π ? λ - τ : λ < -π ? λ + τ : λ, φ ]; + }; + } + function d3_geo_rotationλ(δλ) { + var rotation = d3_geo_forwardRotationλ(δλ); + rotation.invert = d3_geo_forwardRotationλ(-δλ); + return rotation; + } + function d3_geo_rotationφγ(δφ, δγ) { + var cosδφ = Math.cos(δφ), sinδφ = Math.sin(δφ), cosδγ = Math.cos(δγ), sinδγ = Math.sin(δγ); + function rotation(λ, φ) { + var cosφ = Math.cos(φ), x = Math.cos(λ) * cosφ, y = Math.sin(λ) * cosφ, z = Math.sin(φ), k = z * cosδφ + x * sinδφ; + return [ Math.atan2(y * cosδγ - k * sinδγ, x * cosδφ - z * sinδφ), d3_asin(k * cosδγ + y * sinδγ) ]; + } + rotation.invert = function(λ, φ) { + var cosφ = Math.cos(φ), x = Math.cos(λ) * cosφ, y = Math.sin(λ) * cosφ, z = Math.sin(φ), k = z * cosδγ - y * sinδγ; + return [ Math.atan2(y * cosδγ + z * sinδγ, x * cosδφ + k * sinδφ), d3_asin(k * cosδφ - x * sinδφ) ]; + }; + return rotation; + } + d3.geo.circle = function() { + var origin = [ 0, 0 ], angle, precision = 6, interpolate; + function circle() { + var center = typeof origin === "function" ? origin.apply(this, arguments) : origin, rotate = d3_geo_rotation(-center[0] * d3_radians, -center[1] * d3_radians, 0).invert, ring = []; + interpolate(null, null, 1, { + point: function(x, y) { + ring.push(x = rotate(x, y)); + x[0] *= d3_degrees, x[1] *= d3_degrees; + } + }); + return { + type: "Polygon", + coordinates: [ ring ] + }; + } + circle.origin = function(x) { + if (!arguments.length) return origin; + origin = x; + return circle; + }; + circle.angle = function(x) { + if (!arguments.length) return angle; + interpolate = d3_geo_circleInterpolate((angle = +x) * d3_radians, precision * d3_radians); + return circle; + }; + circle.precision = function(_) { + if (!arguments.length) return precision; + interpolate = d3_geo_circleInterpolate(angle * d3_radians, (precision = +_) * d3_radians); + return circle; + }; + return circle.angle(90); + }; + function d3_geo_circleInterpolate(radius, precision) { + var cr = Math.cos(radius), sr = Math.sin(radius); + return function(from, to, direction, listener) { + var step = direction * precision; + if (from != null) { + from = d3_geo_circleAngle(cr, from); + to = d3_geo_circleAngle(cr, to); + if (direction > 0 ? from < to : from > to) from += direction * τ; + } else { + from = radius + direction * τ; + to = radius - .5 * step; + } + for (var point, t = from; direction > 0 ? t > to : t < to; t -= step) { + listener.point((point = d3_geo_spherical([ cr, -sr * Math.cos(t), -sr * Math.sin(t) ]))[0], point[1]); + } + }; + } + function d3_geo_circleAngle(cr, point) { + var a = d3_geo_cartesian(point); + a[0] -= cr; + d3_geo_cartesianNormalize(a); + var angle = d3_acos(-a[1]); + return ((-a[2] < 0 ? -angle : angle) + 2 * Math.PI - ε) % (2 * Math.PI); + } + d3.geo.distance = function(a, b) { + var Δλ = (b[0] - a[0]) * d3_radians, φ0 = a[1] * d3_radians, φ1 = b[1] * d3_radians, sinΔλ = Math.sin(Δλ), cosΔλ = Math.cos(Δλ), sinφ0 = Math.sin(φ0), cosφ0 = Math.cos(φ0), sinφ1 = Math.sin(φ1), cosφ1 = Math.cos(φ1), t; + return Math.atan2(Math.sqrt((t = cosφ1 * sinΔλ) * t + (t = cosφ0 * sinφ1 - sinφ0 * cosφ1 * cosΔλ) * t), sinφ0 * sinφ1 + cosφ0 * cosφ1 * cosΔλ); + }; + d3.geo.graticule = function() { + var x1, x0, X1, X0, y1, y0, Y1, Y0, dx = 10, dy = dx, DX = 90, DY = 360, x, y, X, Y, precision = 2.5; + function graticule() { + return { + type: "MultiLineString", + coordinates: lines() + }; + } + function lines() { + return d3.range(Math.ceil(X0 / DX) * DX, X1, DX).map(X).concat(d3.range(Math.ceil(Y0 / DY) * DY, Y1, DY).map(Y)).concat(d3.range(Math.ceil(x0 / dx) * dx, x1, dx).filter(function(x) { + return abs(x % DX) > ε; + }).map(x)).concat(d3.range(Math.ceil(y0 / dy) * dy, y1, dy).filter(function(y) { + return abs(y % DY) > ε; + }).map(y)); + } + graticule.lines = function() { + return lines().map(function(coordinates) { + return { + type: "LineString", + coordinates: coordinates + }; + }); + }; + graticule.outline = function() { + return { + type: "Polygon", + coordinates: [ X(X0).concat(Y(Y1).slice(1), X(X1).reverse().slice(1), Y(Y0).reverse().slice(1)) ] + }; + }; + graticule.extent = function(_) { + if (!arguments.length) return graticule.minorExtent(); + return graticule.majorExtent(_).minorExtent(_); + }; + graticule.majorExtent = function(_) { + if (!arguments.length) return [ [ X0, Y0 ], [ X1, Y1 ] ]; + X0 = +_[0][0], X1 = +_[1][0]; + Y0 = +_[0][1], Y1 = +_[1][1]; + if (X0 > X1) _ = X0, X0 = X1, X1 = _; + if (Y0 > Y1) _ = Y0, Y0 = Y1, Y1 = _; + return graticule.precision(precision); + }; + graticule.minorExtent = function(_) { + if (!arguments.length) return [ [ x0, y0 ], [ x1, y1 ] ]; + x0 = +_[0][0], x1 = +_[1][0]; + y0 = +_[0][1], y1 = +_[1][1]; + if (x0 > x1) _ = x0, x0 = x1, x1 = _; + if (y0 > y1) _ = y0, y0 = y1, y1 = _; + return graticule.precision(precision); + }; + graticule.step = function(_) { + if (!arguments.length) return graticule.minorStep(); + return graticule.majorStep(_).minorStep(_); + }; + graticule.majorStep = function(_) { + if (!arguments.length) return [ DX, DY ]; + DX = +_[0], DY = +_[1]; + return graticule; + }; + graticule.minorStep = function(_) { + if (!arguments.length) return [ dx, dy ]; + dx = +_[0], dy = +_[1]; + return graticule; + }; + graticule.precision = function(_) { + if (!arguments.length) return precision; + precision = +_; + x = d3_geo_graticuleX(y0, y1, 90); + y = d3_geo_graticuleY(x0, x1, precision); + X = d3_geo_graticuleX(Y0, Y1, 90); + Y = d3_geo_graticuleY(X0, X1, precision); + return graticule; + }; + return graticule.majorExtent([ [ -180, -90 + ε ], [ 180, 90 - ε ] ]).minorExtent([ [ -180, -80 - ε ], [ 180, 80 + ε ] ]); + }; + function d3_geo_graticuleX(y0, y1, dy) { + var y = d3.range(y0, y1 - ε, dy).concat(y1); + return function(x) { + return y.map(function(y) { + return [ x, y ]; + }); + }; + } + function d3_geo_graticuleY(x0, x1, dx) { + var x = d3.range(x0, x1 - ε, dx).concat(x1); + return function(y) { + return x.map(function(x) { + return [ x, y ]; + }); + }; + } + function d3_source(d) { + return d.source; + } + function d3_target(d) { + return d.target; + } + d3.geo.greatArc = function() { + var source = d3_source, source_, target = d3_target, target_; + function greatArc() { + return { + type: "LineString", + coordinates: [ source_ || source.apply(this, arguments), target_ || target.apply(this, arguments) ] + }; + } + greatArc.distance = function() { + return d3.geo.distance(source_ || source.apply(this, arguments), target_ || target.apply(this, arguments)); + }; + greatArc.source = function(_) { + if (!arguments.length) return source; + source = _, source_ = typeof _ === "function" ? null : _; + return greatArc; + }; + greatArc.target = function(_) { + if (!arguments.length) return target; + target = _, target_ = typeof _ === "function" ? null : _; + return greatArc; + }; + greatArc.precision = function() { + return arguments.length ? greatArc : 0; + }; + return greatArc; + }; + d3.geo.interpolate = function(source, target) { + return d3_geo_interpolate(source[0] * d3_radians, source[1] * d3_radians, target[0] * d3_radians, target[1] * d3_radians); + }; + function d3_geo_interpolate(x0, y0, x1, y1) { + var cy0 = Math.cos(y0), sy0 = Math.sin(y0), cy1 = Math.cos(y1), sy1 = Math.sin(y1), kx0 = cy0 * Math.cos(x0), ky0 = cy0 * Math.sin(x0), kx1 = cy1 * Math.cos(x1), ky1 = cy1 * Math.sin(x1), d = 2 * Math.asin(Math.sqrt(d3_haversin(y1 - y0) + cy0 * cy1 * d3_haversin(x1 - x0))), k = 1 / Math.sin(d); + var interpolate = d ? function(t) { + var B = Math.sin(t *= d) * k, A = Math.sin(d - t) * k, x = A * kx0 + B * kx1, y = A * ky0 + B * ky1, z = A * sy0 + B * sy1; + return [ Math.atan2(y, x) * d3_degrees, Math.atan2(z, Math.sqrt(x * x + y * y)) * d3_degrees ]; + } : function() { + return [ x0 * d3_degrees, y0 * d3_degrees ]; + }; + interpolate.distance = d; + return interpolate; + } + d3.geo.length = function(object) { + d3_geo_lengthSum = 0; + d3.geo.stream(object, d3_geo_length); + return d3_geo_lengthSum; + }; + var d3_geo_lengthSum; + var d3_geo_length = { + sphere: d3_noop, + point: d3_noop, + lineStart: d3_geo_lengthLineStart, + lineEnd: d3_noop, + polygonStart: d3_noop, + polygonEnd: d3_noop + }; + function d3_geo_lengthLineStart() { + var λ0, sinφ0, cosφ0; + d3_geo_length.point = function(λ, φ) { + λ0 = λ * d3_radians, sinφ0 = Math.sin(φ *= d3_radians), cosφ0 = Math.cos(φ); + d3_geo_length.point = nextPoint; + }; + d3_geo_length.lineEnd = function() { + d3_geo_length.point = d3_geo_length.lineEnd = d3_noop; + }; + function nextPoint(λ, φ) { + var sinφ = Math.sin(φ *= d3_radians), cosφ = Math.cos(φ), t = abs((λ *= d3_radians) - λ0), cosΔλ = Math.cos(t); + d3_geo_lengthSum += Math.atan2(Math.sqrt((t = cosφ * Math.sin(t)) * t + (t = cosφ0 * sinφ - sinφ0 * cosφ * cosΔλ) * t), sinφ0 * sinφ + cosφ0 * cosφ * cosΔλ); + λ0 = λ, sinφ0 = sinφ, cosφ0 = cosφ; + } + } + function d3_geo_azimuthal(scale, angle) { + function azimuthal(λ, φ) { + var cosλ = Math.cos(λ), cosφ = Math.cos(φ), k = scale(cosλ * cosφ); + return [ k * cosφ * Math.sin(λ), k * Math.sin(φ) ]; + } + azimuthal.invert = function(x, y) { + var ρ = Math.sqrt(x * x + y * y), c = angle(ρ), sinc = Math.sin(c), cosc = Math.cos(c); + return [ Math.atan2(x * sinc, ρ * cosc), Math.asin(ρ && y * sinc / ρ) ]; + }; + return azimuthal; + } + var d3_geo_azimuthalEqualArea = d3_geo_azimuthal(function(cosλcosφ) { + return Math.sqrt(2 / (1 + cosλcosφ)); + }, function(ρ) { + return 2 * Math.asin(ρ / 2); + }); + (d3.geo.azimuthalEqualArea = function() { + return d3_geo_projection(d3_geo_azimuthalEqualArea); + }).raw = d3_geo_azimuthalEqualArea; + var d3_geo_azimuthalEquidistant = d3_geo_azimuthal(function(cosλcosφ) { + var c = Math.acos(cosλcosφ); + return c && c / Math.sin(c); + }, d3_identity); + (d3.geo.azimuthalEquidistant = function() { + return d3_geo_projection(d3_geo_azimuthalEquidistant); + }).raw = d3_geo_azimuthalEquidistant; + function d3_geo_conicConformal(φ0, φ1) { + var cosφ0 = Math.cos(φ0), t = function(φ) { + return Math.tan(π / 4 + φ / 2); + }, n = φ0 === φ1 ? Math.sin(φ0) : Math.log(cosφ0 / Math.cos(φ1)) / Math.log(t(φ1) / t(φ0)), F = cosφ0 * Math.pow(t(φ0), n) / n; + if (!n) return d3_geo_mercator; + function forward(λ, φ) { + if (F > 0) { + if (φ < -halfπ + ε) φ = -halfπ + ε; + } else { + if (φ > halfπ - ε) φ = halfπ - ε; + } + var ρ = F / Math.pow(t(φ), n); + return [ ρ * Math.sin(n * λ), F - ρ * Math.cos(n * λ) ]; + } + forward.invert = function(x, y) { + var ρ0_y = F - y, ρ = d3_sgn(n) * Math.sqrt(x * x + ρ0_y * ρ0_y); + return [ Math.atan2(x, ρ0_y) / n, 2 * Math.atan(Math.pow(F / ρ, 1 / n)) - halfπ ]; + }; + return forward; + } + (d3.geo.conicConformal = function() { + return d3_geo_conic(d3_geo_conicConformal); + }).raw = d3_geo_conicConformal; + function d3_geo_conicEquidistant(φ0, φ1) { + var cosφ0 = Math.cos(φ0), n = φ0 === φ1 ? Math.sin(φ0) : (cosφ0 - Math.cos(φ1)) / (φ1 - φ0), G = cosφ0 / n + φ0; + if (abs(n) < ε) return d3_geo_equirectangular; + function forward(λ, φ) { + var ρ = G - φ; + return [ ρ * Math.sin(n * λ), G - ρ * Math.cos(n * λ) ]; + } + forward.invert = function(x, y) { + var ρ0_y = G - y; + return [ Math.atan2(x, ρ0_y) / n, G - d3_sgn(n) * Math.sqrt(x * x + ρ0_y * ρ0_y) ]; + }; + return forward; + } + (d3.geo.conicEquidistant = function() { + return d3_geo_conic(d3_geo_conicEquidistant); + }).raw = d3_geo_conicEquidistant; + var d3_geo_gnomonic = d3_geo_azimuthal(function(cosλcosφ) { + return 1 / cosλcosφ; + }, Math.atan); + (d3.geo.gnomonic = function() { + return d3_geo_projection(d3_geo_gnomonic); + }).raw = d3_geo_gnomonic; + function d3_geo_mercator(λ, φ) { + return [ λ, Math.log(Math.tan(π / 4 + φ / 2)) ]; + } + d3_geo_mercator.invert = function(x, y) { + return [ x, 2 * Math.atan(Math.exp(y)) - halfπ ]; + }; + function d3_geo_mercatorProjection(project) { + var m = d3_geo_projection(project), scale = m.scale, translate = m.translate, clipExtent = m.clipExtent, clipAuto; + m.scale = function() { + var v = scale.apply(m, arguments); + return v === m ? clipAuto ? m.clipExtent(null) : m : v; + }; + m.translate = function() { + var v = translate.apply(m, arguments); + return v === m ? clipAuto ? m.clipExtent(null) : m : v; + }; + m.clipExtent = function(_) { + var v = clipExtent.apply(m, arguments); + if (v === m) { + if (clipAuto = _ == null) { + var k = π * scale(), t = translate(); + clipExtent([ [ t[0] - k, t[1] - k ], [ t[0] + k, t[1] + k ] ]); + } + } else if (clipAuto) { + v = null; + } + return v; + }; + return m.clipExtent(null); + } + (d3.geo.mercator = function() { + return d3_geo_mercatorProjection(d3_geo_mercator); + }).raw = d3_geo_mercator; + var d3_geo_orthographic = d3_geo_azimuthal(function() { + return 1; + }, Math.asin); + (d3.geo.orthographic = function() { + return d3_geo_projection(d3_geo_orthographic); + }).raw = d3_geo_orthographic; + var d3_geo_stereographic = d3_geo_azimuthal(function(cosλcosφ) { + return 1 / (1 + cosλcosφ); + }, function(ρ) { + return 2 * Math.atan(ρ); + }); + (d3.geo.stereographic = function() { + return d3_geo_projection(d3_geo_stereographic); + }).raw = d3_geo_stereographic; + function d3_geo_transverseMercator(λ, φ) { + return [ Math.log(Math.tan(π / 4 + φ / 2)), -λ ]; + } + d3_geo_transverseMercator.invert = function(x, y) { + return [ -y, 2 * Math.atan(Math.exp(x)) - halfπ ]; + }; + (d3.geo.transverseMercator = function() { + var projection = d3_geo_mercatorProjection(d3_geo_transverseMercator), center = projection.center, rotate = projection.rotate; + projection.center = function(_) { + return _ ? center([ -_[1], _[0] ]) : (_ = center(), [ _[1], -_[0] ]); + }; + projection.rotate = function(_) { + return _ ? rotate([ _[0], _[1], _.length > 2 ? _[2] + 90 : 90 ]) : (_ = rotate(), + [ _[0], _[1], _[2] - 90 ]); + }; + return rotate([ 0, 0, 90 ]); + }).raw = d3_geo_transverseMercator; + d3.geom = {}; + function d3_geom_pointX(d) { + return d[0]; + } + function d3_geom_pointY(d) { + return d[1]; + } + d3.geom.hull = function(vertices) { + var x = d3_geom_pointX, y = d3_geom_pointY; + if (arguments.length) return hull(vertices); + function hull(data) { + if (data.length < 3) return []; + var fx = d3_functor(x), fy = d3_functor(y), i, n = data.length, points = [], flippedPoints = []; + for (i = 0; i < n; i++) { + points.push([ +fx.call(this, data[i], i), +fy.call(this, data[i], i), i ]); + } + points.sort(d3_geom_hullOrder); + for (i = 0; i < n; i++) flippedPoints.push([ points[i][0], -points[i][1] ]); + var upper = d3_geom_hullUpper(points), lower = d3_geom_hullUpper(flippedPoints); + var skipLeft = lower[0] === upper[0], skipRight = lower[lower.length - 1] === upper[upper.length - 1], polygon = []; + for (i = upper.length - 1; i >= 0; --i) polygon.push(data[points[upper[i]][2]]); + for (i = +skipLeft; i < lower.length - skipRight; ++i) polygon.push(data[points[lower[i]][2]]); + return polygon; + } + hull.x = function(_) { + return arguments.length ? (x = _, hull) : x; + }; + hull.y = function(_) { + return arguments.length ? (y = _, hull) : y; + }; + return hull; + }; + function d3_geom_hullUpper(points) { + var n = points.length, hull = [ 0, 1 ], hs = 2; + for (var i = 2; i < n; i++) { + while (hs > 1 && d3_cross2d(points[hull[hs - 2]], points[hull[hs - 1]], points[i]) <= 0) --hs; + hull[hs++] = i; + } + return hull.slice(0, hs); + } + function d3_geom_hullOrder(a, b) { + return a[0] - b[0] || a[1] - b[1]; + } + d3.geom.polygon = function(coordinates) { + d3_subclass(coordinates, d3_geom_polygonPrototype); + return coordinates; + }; + var d3_geom_polygonPrototype = d3.geom.polygon.prototype = []; + d3_geom_polygonPrototype.area = function() { + var i = -1, n = this.length, a, b = this[n - 1], area = 0; + while (++i < n) { + a = b; + b = this[i]; + area += a[1] * b[0] - a[0] * b[1]; + } + return area * .5; + }; + d3_geom_polygonPrototype.centroid = function(k) { + var i = -1, n = this.length, x = 0, y = 0, a, b = this[n - 1], c; + if (!arguments.length) k = -1 / (6 * this.area()); + while (++i < n) { + a = b; + b = this[i]; + c = a[0] * b[1] - b[0] * a[1]; + x += (a[0] + b[0]) * c; + y += (a[1] + b[1]) * c; + } + return [ x * k, y * k ]; + }; + d3_geom_polygonPrototype.clip = function(subject) { + var input, closed = d3_geom_polygonClosed(subject), i = -1, n = this.length - d3_geom_polygonClosed(this), j, m, a = this[n - 1], b, c, d; + while (++i < n) { + input = subject.slice(); + subject.length = 0; + b = this[i]; + c = input[(m = input.length - closed) - 1]; + j = -1; + while (++j < m) { + d = input[j]; + if (d3_geom_polygonInside(d, a, b)) { + if (!d3_geom_polygonInside(c, a, b)) { + subject.push(d3_geom_polygonIntersect(c, d, a, b)); + } + subject.push(d); + } else if (d3_geom_polygonInside(c, a, b)) { + subject.push(d3_geom_polygonIntersect(c, d, a, b)); + } + c = d; + } + if (closed) subject.push(subject[0]); + a = b; + } + return subject; + }; + function d3_geom_polygonInside(p, a, b) { + return (b[0] - a[0]) * (p[1] - a[1]) < (b[1] - a[1]) * (p[0] - a[0]); + } + function d3_geom_polygonIntersect(c, d, a, b) { + var x1 = c[0], x3 = a[0], x21 = d[0] - x1, x43 = b[0] - x3, y1 = c[1], y3 = a[1], y21 = d[1] - y1, y43 = b[1] - y3, ua = (x43 * (y1 - y3) - y43 * (x1 - x3)) / (y43 * x21 - x43 * y21); + return [ x1 + ua * x21, y1 + ua * y21 ]; + } + function d3_geom_polygonClosed(coordinates) { + var a = coordinates[0], b = coordinates[coordinates.length - 1]; + return !(a[0] - b[0] || a[1] - b[1]); + } + var d3_geom_voronoiEdges, d3_geom_voronoiCells, d3_geom_voronoiBeaches, d3_geom_voronoiBeachPool = [], d3_geom_voronoiFirstCircle, d3_geom_voronoiCircles, d3_geom_voronoiCirclePool = []; + function d3_geom_voronoiBeach() { + d3_geom_voronoiRedBlackNode(this); + this.edge = this.site = this.circle = null; + } + function d3_geom_voronoiCreateBeach(site) { + var beach = d3_geom_voronoiBeachPool.pop() || new d3_geom_voronoiBeach(); + beach.site = site; + return beach; + } + function d3_geom_voronoiDetachBeach(beach) { + d3_geom_voronoiDetachCircle(beach); + d3_geom_voronoiBeaches.remove(beach); + d3_geom_voronoiBeachPool.push(beach); + d3_geom_voronoiRedBlackNode(beach); + } + function d3_geom_voronoiRemoveBeach(beach) { + var circle = beach.circle, x = circle.x, y = circle.cy, vertex = { + x: x, + y: y + }, previous = beach.P, next = beach.N, disappearing = [ beach ]; + d3_geom_voronoiDetachBeach(beach); + var lArc = previous; + while (lArc.circle && abs(x - lArc.circle.x) < ε && abs(y - lArc.circle.cy) < ε) { + previous = lArc.P; + disappearing.unshift(lArc); + d3_geom_voronoiDetachBeach(lArc); + lArc = previous; + } + disappearing.unshift(lArc); + d3_geom_voronoiDetachCircle(lArc); + var rArc = next; + while (rArc.circle && abs(x - rArc.circle.x) < ε && abs(y - rArc.circle.cy) < ε) { + next = rArc.N; + disappearing.push(rArc); + d3_geom_voronoiDetachBeach(rArc); + rArc = next; + } + disappearing.push(rArc); + d3_geom_voronoiDetachCircle(rArc); + var nArcs = disappearing.length, iArc; + for (iArc = 1; iArc < nArcs; ++iArc) { + rArc = disappearing[iArc]; + lArc = disappearing[iArc - 1]; + d3_geom_voronoiSetEdgeEnd(rArc.edge, lArc.site, rArc.site, vertex); + } + lArc = disappearing[0]; + rArc = disappearing[nArcs - 1]; + rArc.edge = d3_geom_voronoiCreateEdge(lArc.site, rArc.site, null, vertex); + d3_geom_voronoiAttachCircle(lArc); + d3_geom_voronoiAttachCircle(rArc); + } + function d3_geom_voronoiAddBeach(site) { + var x = site.x, directrix = site.y, lArc, rArc, dxl, dxr, node = d3_geom_voronoiBeaches._; + while (node) { + dxl = d3_geom_voronoiLeftBreakPoint(node, directrix) - x; + if (dxl > ε) node = node.L; else { + dxr = x - d3_geom_voronoiRightBreakPoint(node, directrix); + if (dxr > ε) { + if (!node.R) { + lArc = node; + break; + } + node = node.R; + } else { + if (dxl > -ε) { + lArc = node.P; + rArc = node; + } else if (dxr > -ε) { + lArc = node; + rArc = node.N; + } else { + lArc = rArc = node; + } + break; + } + } + } + var newArc = d3_geom_voronoiCreateBeach(site); + d3_geom_voronoiBeaches.insert(lArc, newArc); + if (!lArc && !rArc) return; + if (lArc === rArc) { + d3_geom_voronoiDetachCircle(lArc); + rArc = d3_geom_voronoiCreateBeach(lArc.site); + d3_geom_voronoiBeaches.insert(newArc, rArc); + newArc.edge = rArc.edge = d3_geom_voronoiCreateEdge(lArc.site, newArc.site); + d3_geom_voronoiAttachCircle(lArc); + d3_geom_voronoiAttachCircle(rArc); + return; + } + if (!rArc) { + newArc.edge = d3_geom_voronoiCreateEdge(lArc.site, newArc.site); + return; + } + d3_geom_voronoiDetachCircle(lArc); + d3_geom_voronoiDetachCircle(rArc); + var lSite = lArc.site, ax = lSite.x, ay = lSite.y, bx = site.x - ax, by = site.y - ay, rSite = rArc.site, cx = rSite.x - ax, cy = rSite.y - ay, d = 2 * (bx * cy - by * cx), hb = bx * bx + by * by, hc = cx * cx + cy * cy, vertex = { + x: (cy * hb - by * hc) / d + ax, + y: (bx * hc - cx * hb) / d + ay + }; + d3_geom_voronoiSetEdgeEnd(rArc.edge, lSite, rSite, vertex); + newArc.edge = d3_geom_voronoiCreateEdge(lSite, site, null, vertex); + rArc.edge = d3_geom_voronoiCreateEdge(site, rSite, null, vertex); + d3_geom_voronoiAttachCircle(lArc); + d3_geom_voronoiAttachCircle(rArc); + } + function d3_geom_voronoiLeftBreakPoint(arc, directrix) { + var site = arc.site, rfocx = site.x, rfocy = site.y, pby2 = rfocy - directrix; + if (!pby2) return rfocx; + var lArc = arc.P; + if (!lArc) return -Infinity; + site = lArc.site; + var lfocx = site.x, lfocy = site.y, plby2 = lfocy - directrix; + if (!plby2) return lfocx; + var hl = lfocx - rfocx, aby2 = 1 / pby2 - 1 / plby2, b = hl / plby2; + if (aby2) return (-b + Math.sqrt(b * b - 2 * aby2 * (hl * hl / (-2 * plby2) - lfocy + plby2 / 2 + rfocy - pby2 / 2))) / aby2 + rfocx; + return (rfocx + lfocx) / 2; + } + function d3_geom_voronoiRightBreakPoint(arc, directrix) { + var rArc = arc.N; + if (rArc) return d3_geom_voronoiLeftBreakPoint(rArc, directrix); + var site = arc.site; + return site.y === directrix ? site.x : Infinity; + } + function d3_geom_voronoiCell(site) { + this.site = site; + this.edges = []; + } + d3_geom_voronoiCell.prototype.prepare = function() { + var halfEdges = this.edges, iHalfEdge = halfEdges.length, edge; + while (iHalfEdge--) { + edge = halfEdges[iHalfEdge].edge; + if (!edge.b || !edge.a) halfEdges.splice(iHalfEdge, 1); + } + halfEdges.sort(d3_geom_voronoiHalfEdgeOrder); + return halfEdges.length; + }; + function d3_geom_voronoiCloseCells(extent) { + var x0 = extent[0][0], x1 = extent[1][0], y0 = extent[0][1], y1 = extent[1][1], x2, y2, x3, y3, cells = d3_geom_voronoiCells, iCell = cells.length, cell, iHalfEdge, halfEdges, nHalfEdges, start, end; + while (iCell--) { + cell = cells[iCell]; + if (!cell || !cell.prepare()) continue; + halfEdges = cell.edges; + nHalfEdges = halfEdges.length; + iHalfEdge = 0; + while (iHalfEdge < nHalfEdges) { + end = halfEdges[iHalfEdge].end(), x3 = end.x, y3 = end.y; + start = halfEdges[++iHalfEdge % nHalfEdges].start(), x2 = start.x, y2 = start.y; + if (abs(x3 - x2) > ε || abs(y3 - y2) > ε) { + halfEdges.splice(iHalfEdge, 0, new d3_geom_voronoiHalfEdge(d3_geom_voronoiCreateBorderEdge(cell.site, end, abs(x3 - x0) < ε && y1 - y3 > ε ? { + x: x0, + y: abs(x2 - x0) < ε ? y2 : y1 + } : abs(y3 - y1) < ε && x1 - x3 > ε ? { + x: abs(y2 - y1) < ε ? x2 : x1, + y: y1 + } : abs(x3 - x1) < ε && y3 - y0 > ε ? { + x: x1, + y: abs(x2 - x1) < ε ? y2 : y0 + } : abs(y3 - y0) < ε && x3 - x0 > ε ? { + x: abs(y2 - y0) < ε ? x2 : x0, + y: y0 + } : null), cell.site, null)); + ++nHalfEdges; + } + } + } + } + function d3_geom_voronoiHalfEdgeOrder(a, b) { + return b.angle - a.angle; + } + function d3_geom_voronoiCircle() { + d3_geom_voronoiRedBlackNode(this); + this.x = this.y = this.arc = this.site = this.cy = null; + } + function d3_geom_voronoiAttachCircle(arc) { + var lArc = arc.P, rArc = arc.N; + if (!lArc || !rArc) return; + var lSite = lArc.site, cSite = arc.site, rSite = rArc.site; + if (lSite === rSite) return; + var bx = cSite.x, by = cSite.y, ax = lSite.x - bx, ay = lSite.y - by, cx = rSite.x - bx, cy = rSite.y - by; + var d = 2 * (ax * cy - ay * cx); + if (d >= -ε2) return; + var ha = ax * ax + ay * ay, hc = cx * cx + cy * cy, x = (cy * ha - ay * hc) / d, y = (ax * hc - cx * ha) / d, cy = y + by; + var circle = d3_geom_voronoiCirclePool.pop() || new d3_geom_voronoiCircle(); + circle.arc = arc; + circle.site = cSite; + circle.x = x + bx; + circle.y = cy + Math.sqrt(x * x + y * y); + circle.cy = cy; + arc.circle = circle; + var before = null, node = d3_geom_voronoiCircles._; + while (node) { + if (circle.y < node.y || circle.y === node.y && circle.x <= node.x) { + if (node.L) node = node.L; else { + before = node.P; + break; + } + } else { + if (node.R) node = node.R; else { + before = node; + break; + } + } + } + d3_geom_voronoiCircles.insert(before, circle); + if (!before) d3_geom_voronoiFirstCircle = circle; + } + function d3_geom_voronoiDetachCircle(arc) { + var circle = arc.circle; + if (circle) { + if (!circle.P) d3_geom_voronoiFirstCircle = circle.N; + d3_geom_voronoiCircles.remove(circle); + d3_geom_voronoiCirclePool.push(circle); + d3_geom_voronoiRedBlackNode(circle); + arc.circle = null; + } + } + function d3_geom_voronoiClipEdges(extent) { + var edges = d3_geom_voronoiEdges, clip = d3_geom_clipLine(extent[0][0], extent[0][1], extent[1][0], extent[1][1]), i = edges.length, e; + while (i--) { + e = edges[i]; + if (!d3_geom_voronoiConnectEdge(e, extent) || !clip(e) || abs(e.a.x - e.b.x) < ε && abs(e.a.y - e.b.y) < ε) { + e.a = e.b = null; + edges.splice(i, 1); + } + } + } + function d3_geom_voronoiConnectEdge(edge, extent) { + var vb = edge.b; + if (vb) return true; + var va = edge.a, x0 = extent[0][0], x1 = extent[1][0], y0 = extent[0][1], y1 = extent[1][1], lSite = edge.l, rSite = edge.r, lx = lSite.x, ly = lSite.y, rx = rSite.x, ry = rSite.y, fx = (lx + rx) / 2, fy = (ly + ry) / 2, fm, fb; + if (ry === ly) { + if (fx < x0 || fx >= x1) return; + if (lx > rx) { + if (!va) va = { + x: fx, + y: y0 + }; else if (va.y >= y1) return; + vb = { + x: fx, + y: y1 + }; + } else { + if (!va) va = { + x: fx, + y: y1 + }; else if (va.y < y0) return; + vb = { + x: fx, + y: y0 + }; + } + } else { + fm = (lx - rx) / (ry - ly); + fb = fy - fm * fx; + if (fm < -1 || fm > 1) { + if (lx > rx) { + if (!va) va = { + x: (y0 - fb) / fm, + y: y0 + }; else if (va.y >= y1) return; + vb = { + x: (y1 - fb) / fm, + y: y1 + }; + } else { + if (!va) va = { + x: (y1 - fb) / fm, + y: y1 + }; else if (va.y < y0) return; + vb = { + x: (y0 - fb) / fm, + y: y0 + }; + } + } else { + if (ly < ry) { + if (!va) va = { + x: x0, + y: fm * x0 + fb + }; else if (va.x >= x1) return; + vb = { + x: x1, + y: fm * x1 + fb + }; + } else { + if (!va) va = { + x: x1, + y: fm * x1 + fb + }; else if (va.x < x0) return; + vb = { + x: x0, + y: fm * x0 + fb + }; + } + } + } + edge.a = va; + edge.b = vb; + return true; + } + function d3_geom_voronoiEdge(lSite, rSite) { + this.l = lSite; + this.r = rSite; + this.a = this.b = null; + } + function d3_geom_voronoiCreateEdge(lSite, rSite, va, vb) { + var edge = new d3_geom_voronoiEdge(lSite, rSite); + d3_geom_voronoiEdges.push(edge); + if (va) d3_geom_voronoiSetEdgeEnd(edge, lSite, rSite, va); + if (vb) d3_geom_voronoiSetEdgeEnd(edge, rSite, lSite, vb); + d3_geom_voronoiCells[lSite.i].edges.push(new d3_geom_voronoiHalfEdge(edge, lSite, rSite)); + d3_geom_voronoiCells[rSite.i].edges.push(new d3_geom_voronoiHalfEdge(edge, rSite, lSite)); + return edge; + } + function d3_geom_voronoiCreateBorderEdge(lSite, va, vb) { + var edge = new d3_geom_voronoiEdge(lSite, null); + edge.a = va; + edge.b = vb; + d3_geom_voronoiEdges.push(edge); + return edge; + } + function d3_geom_voronoiSetEdgeEnd(edge, lSite, rSite, vertex) { + if (!edge.a && !edge.b) { + edge.a = vertex; + edge.l = lSite; + edge.r = rSite; + } else if (edge.l === rSite) { + edge.b = vertex; + } else { + edge.a = vertex; + } + } + function d3_geom_voronoiHalfEdge(edge, lSite, rSite) { + var va = edge.a, vb = edge.b; + this.edge = edge; + this.site = lSite; + this.angle = rSite ? Math.atan2(rSite.y - lSite.y, rSite.x - lSite.x) : edge.l === lSite ? Math.atan2(vb.x - va.x, va.y - vb.y) : Math.atan2(va.x - vb.x, vb.y - va.y); + } + d3_geom_voronoiHalfEdge.prototype = { + start: function() { + return this.edge.l === this.site ? this.edge.a : this.edge.b; + }, + end: function() { + return this.edge.l === this.site ? this.edge.b : this.edge.a; + } + }; + function d3_geom_voronoiRedBlackTree() { + this._ = null; + } + function d3_geom_voronoiRedBlackNode(node) { + node.U = node.C = node.L = node.R = node.P = node.N = null; + } + d3_geom_voronoiRedBlackTree.prototype = { + insert: function(after, node) { + var parent, grandpa, uncle; + if (after) { + node.P = after; + node.N = after.N; + if (after.N) after.N.P = node; + after.N = node; + if (after.R) { + after = after.R; + while (after.L) after = after.L; + after.L = node; + } else { + after.R = node; + } + parent = after; + } else if (this._) { + after = d3_geom_voronoiRedBlackFirst(this._); + node.P = null; + node.N = after; + after.P = after.L = node; + parent = after; + } else { + node.P = node.N = null; + this._ = node; + parent = null; + } + node.L = node.R = null; + node.U = parent; + node.C = true; + after = node; + while (parent && parent.C) { + grandpa = parent.U; + if (parent === grandpa.L) { + uncle = grandpa.R; + if (uncle && uncle.C) { + parent.C = uncle.C = false; + grandpa.C = true; + after = grandpa; + } else { + if (after === parent.R) { + d3_geom_voronoiRedBlackRotateLeft(this, parent); + after = parent; + parent = after.U; + } + parent.C = false; + grandpa.C = true; + d3_geom_voronoiRedBlackRotateRight(this, grandpa); + } + } else { + uncle = grandpa.L; + if (uncle && uncle.C) { + parent.C = uncle.C = false; + grandpa.C = true; + after = grandpa; + } else { + if (after === parent.L) { + d3_geom_voronoiRedBlackRotateRight(this, parent); + after = parent; + parent = after.U; + } + parent.C = false; + grandpa.C = true; + d3_geom_voronoiRedBlackRotateLeft(this, grandpa); + } + } + parent = after.U; + } + this._.C = false; + }, + remove: function(node) { + if (node.N) node.N.P = node.P; + if (node.P) node.P.N = node.N; + node.N = node.P = null; + var parent = node.U, sibling, left = node.L, right = node.R, next, red; + if (!left) next = right; else if (!right) next = left; else next = d3_geom_voronoiRedBlackFirst(right); + if (parent) { + if (parent.L === node) parent.L = next; else parent.R = next; + } else { + this._ = next; + } + if (left && right) { + red = next.C; + next.C = node.C; + next.L = left; + left.U = next; + if (next !== right) { + parent = next.U; + next.U = node.U; + node = next.R; + parent.L = node; + next.R = right; + right.U = next; + } else { + next.U = parent; + parent = next; + node = next.R; + } + } else { + red = node.C; + node = next; + } + if (node) node.U = parent; + if (red) return; + if (node && node.C) { + node.C = false; + return; + } + do { + if (node === this._) break; + if (node === parent.L) { + sibling = parent.R; + if (sibling.C) { + sibling.C = false; + parent.C = true; + d3_geom_voronoiRedBlackRotateLeft(this, parent); + sibling = parent.R; + } + if (sibling.L && sibling.L.C || sibling.R && sibling.R.C) { + if (!sibling.R || !sibling.R.C) { + sibling.L.C = false; + sibling.C = true; + d3_geom_voronoiRedBlackRotateRight(this, sibling); + sibling = parent.R; + } + sibling.C = parent.C; + parent.C = sibling.R.C = false; + d3_geom_voronoiRedBlackRotateLeft(this, parent); + node = this._; + break; + } + } else { + sibling = parent.L; + if (sibling.C) { + sibling.C = false; + parent.C = true; + d3_geom_voronoiRedBlackRotateRight(this, parent); + sibling = parent.L; + } + if (sibling.L && sibling.L.C || sibling.R && sibling.R.C) { + if (!sibling.L || !sibling.L.C) { + sibling.R.C = false; + sibling.C = true; + d3_geom_voronoiRedBlackRotateLeft(this, sibling); + sibling = parent.L; + } + sibling.C = parent.C; + parent.C = sibling.L.C = false; + d3_geom_voronoiRedBlackRotateRight(this, parent); + node = this._; + break; + } + } + sibling.C = true; + node = parent; + parent = parent.U; + } while (!node.C); + if (node) node.C = false; + } + }; + function d3_geom_voronoiRedBlackRotateLeft(tree, node) { + var p = node, q = node.R, parent = p.U; + if (parent) { + if (parent.L === p) parent.L = q; else parent.R = q; + } else { + tree._ = q; + } + q.U = parent; + p.U = q; + p.R = q.L; + if (p.R) p.R.U = p; + q.L = p; + } + function d3_geom_voronoiRedBlackRotateRight(tree, node) { + var p = node, q = node.L, parent = p.U; + if (parent) { + if (parent.L === p) parent.L = q; else parent.R = q; + } else { + tree._ = q; + } + q.U = parent; + p.U = q; + p.L = q.R; + if (p.L) p.L.U = p; + q.R = p; + } + function d3_geom_voronoiRedBlackFirst(node) { + while (node.L) node = node.L; + return node; + } + function d3_geom_voronoi(sites, bbox) { + var site = sites.sort(d3_geom_voronoiVertexOrder).pop(), x0, y0, circle; + d3_geom_voronoiEdges = []; + d3_geom_voronoiCells = new Array(sites.length); + d3_geom_voronoiBeaches = new d3_geom_voronoiRedBlackTree(); + d3_geom_voronoiCircles = new d3_geom_voronoiRedBlackTree(); + while (true) { + circle = d3_geom_voronoiFirstCircle; + if (site && (!circle || site.y < circle.y || site.y === circle.y && site.x < circle.x)) { + if (site.x !== x0 || site.y !== y0) { + d3_geom_voronoiCells[site.i] = new d3_geom_voronoiCell(site); + d3_geom_voronoiAddBeach(site); + x0 = site.x, y0 = site.y; + } + site = sites.pop(); + } else if (circle) { + d3_geom_voronoiRemoveBeach(circle.arc); + } else { + break; + } + } + if (bbox) d3_geom_voronoiClipEdges(bbox), d3_geom_voronoiCloseCells(bbox); + var diagram = { + cells: d3_geom_voronoiCells, + edges: d3_geom_voronoiEdges + }; + d3_geom_voronoiBeaches = d3_geom_voronoiCircles = d3_geom_voronoiEdges = d3_geom_voronoiCells = null; + return diagram; + } + function d3_geom_voronoiVertexOrder(a, b) { + return b.y - a.y || b.x - a.x; + } + d3.geom.voronoi = function(points) { + var x = d3_geom_pointX, y = d3_geom_pointY, fx = x, fy = y, clipExtent = d3_geom_voronoiClipExtent; + if (points) return voronoi(points); + function voronoi(data) { + var polygons = new Array(data.length), x0 = clipExtent[0][0], y0 = clipExtent[0][1], x1 = clipExtent[1][0], y1 = clipExtent[1][1]; + d3_geom_voronoi(sites(data), clipExtent).cells.forEach(function(cell, i) { + var edges = cell.edges, site = cell.site, polygon = polygons[i] = edges.length ? edges.map(function(e) { + var s = e.start(); + return [ s.x, s.y ]; + }) : site.x >= x0 && site.x <= x1 && site.y >= y0 && site.y <= y1 ? [ [ x0, y1 ], [ x1, y1 ], [ x1, y0 ], [ x0, y0 ] ] : []; + polygon.point = data[i]; + }); + return polygons; + } + function sites(data) { + return data.map(function(d, i) { + return { + x: Math.round(fx(d, i) / ε) * ε, + y: Math.round(fy(d, i) / ε) * ε, + i: i + }; + }); + } + voronoi.links = function(data) { + return d3_geom_voronoi(sites(data)).edges.filter(function(edge) { + return edge.l && edge.r; + }).map(function(edge) { + return { + source: data[edge.l.i], + target: data[edge.r.i] + }; + }); + }; + voronoi.triangles = function(data) { + var triangles = []; + d3_geom_voronoi(sites(data)).cells.forEach(function(cell, i) { + var site = cell.site, edges = cell.edges.sort(d3_geom_voronoiHalfEdgeOrder), j = -1, m = edges.length, e0, s0, e1 = edges[m - 1].edge, s1 = e1.l === site ? e1.r : e1.l; + while (++j < m) { + e0 = e1; + s0 = s1; + e1 = edges[j].edge; + s1 = e1.l === site ? e1.r : e1.l; + if (i < s0.i && i < s1.i && d3_geom_voronoiTriangleArea(site, s0, s1) < 0) { + triangles.push([ data[i], data[s0.i], data[s1.i] ]); + } + } + }); + return triangles; + }; + voronoi.x = function(_) { + return arguments.length ? (fx = d3_functor(x = _), voronoi) : x; + }; + voronoi.y = function(_) { + return arguments.length ? (fy = d3_functor(y = _), voronoi) : y; + }; + voronoi.clipExtent = function(_) { + if (!arguments.length) return clipExtent === d3_geom_voronoiClipExtent ? null : clipExtent; + clipExtent = _ == null ? d3_geom_voronoiClipExtent : _; + return voronoi; + }; + voronoi.size = function(_) { + if (!arguments.length) return clipExtent === d3_geom_voronoiClipExtent ? null : clipExtent && clipExtent[1]; + return voronoi.clipExtent(_ && [ [ 0, 0 ], _ ]); + }; + return voronoi; + }; + var d3_geom_voronoiClipExtent = [ [ -1e6, -1e6 ], [ 1e6, 1e6 ] ]; + function d3_geom_voronoiTriangleArea(a, b, c) { + return (a.x - c.x) * (b.y - a.y) - (a.x - b.x) * (c.y - a.y); + } + d3.geom.delaunay = function(vertices) { + return d3.geom.voronoi().triangles(vertices); + }; + d3.geom.quadtree = function(points, x1, y1, x2, y2) { + var x = d3_geom_pointX, y = d3_geom_pointY, compat; + if (compat = arguments.length) { + x = d3_geom_quadtreeCompatX; + y = d3_geom_quadtreeCompatY; + if (compat === 3) { + y2 = y1; + x2 = x1; + y1 = x1 = 0; + } + return quadtree(points); + } + function quadtree(data) { + var d, fx = d3_functor(x), fy = d3_functor(y), xs, ys, i, n, x1_, y1_, x2_, y2_; + if (x1 != null) { + x1_ = x1, y1_ = y1, x2_ = x2, y2_ = y2; + } else { + x2_ = y2_ = -(x1_ = y1_ = Infinity); + xs = [], ys = []; + n = data.length; + if (compat) for (i = 0; i < n; ++i) { + d = data[i]; + if (d.x < x1_) x1_ = d.x; + if (d.y < y1_) y1_ = d.y; + if (d.x > x2_) x2_ = d.x; + if (d.y > y2_) y2_ = d.y; + xs.push(d.x); + ys.push(d.y); + } else for (i = 0; i < n; ++i) { + var x_ = +fx(d = data[i], i), y_ = +fy(d, i); + if (x_ < x1_) x1_ = x_; + if (y_ < y1_) y1_ = y_; + if (x_ > x2_) x2_ = x_; + if (y_ > y2_) y2_ = y_; + xs.push(x_); + ys.push(y_); + } + } + var dx = x2_ - x1_, dy = y2_ - y1_; + if (dx > dy) y2_ = y1_ + dx; else x2_ = x1_ + dy; + function insert(n, d, x, y, x1, y1, x2, y2) { + if (isNaN(x) || isNaN(y)) return; + if (n.leaf) { + var nx = n.x, ny = n.y; + if (nx != null) { + if (abs(nx - x) + abs(ny - y) < .01) { + insertChild(n, d, x, y, x1, y1, x2, y2); + } else { + var nPoint = n.point; + n.x = n.y = n.point = null; + insertChild(n, nPoint, nx, ny, x1, y1, x2, y2); + insertChild(n, d, x, y, x1, y1, x2, y2); + } + } else { + n.x = x, n.y = y, n.point = d; + } + } else { + insertChild(n, d, x, y, x1, y1, x2, y2); + } + } + function insertChild(n, d, x, y, x1, y1, x2, y2) { + var xm = (x1 + x2) * .5, ym = (y1 + y2) * .5, right = x >= xm, below = y >= ym, i = below << 1 | right; + n.leaf = false; + n = n.nodes[i] || (n.nodes[i] = d3_geom_quadtreeNode()); + if (right) x1 = xm; else x2 = xm; + if (below) y1 = ym; else y2 = ym; + insert(n, d, x, y, x1, y1, x2, y2); + } + var root = d3_geom_quadtreeNode(); + root.add = function(d) { + insert(root, d, +fx(d, ++i), +fy(d, i), x1_, y1_, x2_, y2_); + }; + root.visit = function(f) { + d3_geom_quadtreeVisit(f, root, x1_, y1_, x2_, y2_); + }; + root.find = function(point) { + return d3_geom_quadtreeFind(root, point[0], point[1], x1_, y1_, x2_, y2_); + }; + i = -1; + if (x1 == null) { + while (++i < n) { + insert(root, data[i], xs[i], ys[i], x1_, y1_, x2_, y2_); + } + --i; + } else data.forEach(root.add); + xs = ys = data = d = null; + return root; + } + quadtree.x = function(_) { + return arguments.length ? (x = _, quadtree) : x; + }; + quadtree.y = function(_) { + return arguments.length ? (y = _, quadtree) : y; + }; + quadtree.extent = function(_) { + if (!arguments.length) return x1 == null ? null : [ [ x1, y1 ], [ x2, y2 ] ]; + if (_ == null) x1 = y1 = x2 = y2 = null; else x1 = +_[0][0], y1 = +_[0][1], x2 = +_[1][0], + y2 = +_[1][1]; + return quadtree; + }; + quadtree.size = function(_) { + if (!arguments.length) return x1 == null ? null : [ x2 - x1, y2 - y1 ]; + if (_ == null) x1 = y1 = x2 = y2 = null; else x1 = y1 = 0, x2 = +_[0], y2 = +_[1]; + return quadtree; + }; + return quadtree; + }; + function d3_geom_quadtreeCompatX(d) { + return d.x; + } + function d3_geom_quadtreeCompatY(d) { + return d.y; + } + function d3_geom_quadtreeNode() { + return { + leaf: true, + nodes: [], + point: null, + x: null, + y: null + }; + } + function d3_geom_quadtreeVisit(f, node, x1, y1, x2, y2) { + if (!f(node, x1, y1, x2, y2)) { + var sx = (x1 + x2) * .5, sy = (y1 + y2) * .5, children = node.nodes; + if (children[0]) d3_geom_quadtreeVisit(f, children[0], x1, y1, sx, sy); + if (children[1]) d3_geom_quadtreeVisit(f, children[1], sx, y1, x2, sy); + if (children[2]) d3_geom_quadtreeVisit(f, children[2], x1, sy, sx, y2); + if (children[3]) d3_geom_quadtreeVisit(f, children[3], sx, sy, x2, y2); + } + } + function d3_geom_quadtreeFind(root, x, y, x0, y0, x3, y3) { + var minDistance2 = Infinity, closestPoint; + (function find(node, x1, y1, x2, y2) { + if (x1 > x3 || y1 > y3 || x2 < x0 || y2 < y0) return; + if (point = node.point) { + var point, dx = x - point[0], dy = y - point[1], distance2 = dx * dx + dy * dy; + if (distance2 < minDistance2) { + var distance = Math.sqrt(minDistance2 = distance2); + x0 = x - distance, y0 = y - distance; + x3 = x + distance, y3 = y + distance; + closestPoint = point; + } + } + var children = node.nodes, xm = (x1 + x2) * .5, ym = (y1 + y2) * .5, right = x >= xm, below = y >= ym; + for (var i = below << 1 | right, j = i + 4; i < j; ++i) { + if (node = children[i & 3]) switch (i & 3) { + case 0: + find(node, x1, y1, xm, ym); + break; + + case 1: + find(node, xm, y1, x2, ym); + break; + + case 2: + find(node, x1, ym, xm, y2); + break; + + case 3: + find(node, xm, ym, x2, y2); + break; + } + } + })(root, x0, y0, x3, y3); + return closestPoint; + } + d3.interpolateRgb = d3_interpolateRgb; + function d3_interpolateRgb(a, b) { + a = d3.rgb(a); + b = d3.rgb(b); + var ar = a.r, ag = a.g, ab = a.b, br = b.r - ar, bg = b.g - ag, bb = b.b - ab; + return function(t) { + return "#" + d3_rgb_hex(Math.round(ar + br * t)) + d3_rgb_hex(Math.round(ag + bg * t)) + d3_rgb_hex(Math.round(ab + bb * t)); + }; + } + d3.interpolateObject = d3_interpolateObject; + function d3_interpolateObject(a, b) { + var i = {}, c = {}, k; + for (k in a) { + if (k in b) { + i[k] = d3_interpolate(a[k], b[k]); + } else { + c[k] = a[k]; + } + } + for (k in b) { + if (!(k in a)) { + c[k] = b[k]; + } + } + return function(t) { + for (k in i) c[k] = i[k](t); + return c; + }; + } + d3.interpolateNumber = d3_interpolateNumber; + function d3_interpolateNumber(a, b) { + a = +a, b = +b; + return function(t) { + return a * (1 - t) + b * t; + }; + } + d3.interpolateString = d3_interpolateString; + function d3_interpolateString(a, b) { + var bi = d3_interpolate_numberA.lastIndex = d3_interpolate_numberB.lastIndex = 0, am, bm, bs, i = -1, s = [], q = []; + a = a + "", b = b + ""; + while ((am = d3_interpolate_numberA.exec(a)) && (bm = d3_interpolate_numberB.exec(b))) { + if ((bs = bm.index) > bi) { + bs = b.slice(bi, bs); + if (s[i]) s[i] += bs; else s[++i] = bs; + } + if ((am = am[0]) === (bm = bm[0])) { + if (s[i]) s[i] += bm; else s[++i] = bm; + } else { + s[++i] = null; + q.push({ + i: i, + x: d3_interpolateNumber(am, bm) + }); + } + bi = d3_interpolate_numberB.lastIndex; + } + if (bi < b.length) { + bs = b.slice(bi); + if (s[i]) s[i] += bs; else s[++i] = bs; + } + return s.length < 2 ? q[0] ? (b = q[0].x, function(t) { + return b(t) + ""; + }) : function() { + return b; + } : (b = q.length, function(t) { + for (var i = 0, o; i < b; ++i) s[(o = q[i]).i] = o.x(t); + return s.join(""); + }); + } + var d3_interpolate_numberA = /[-+]?(?:\d+\.?\d*|\.?\d+)(?:[eE][-+]?\d+)?/g, d3_interpolate_numberB = new RegExp(d3_interpolate_numberA.source, "g"); + d3.interpolate = d3_interpolate; + function d3_interpolate(a, b) { + var i = d3.interpolators.length, f; + while (--i >= 0 && !(f = d3.interpolators[i](a, b))) ; + return f; + } + d3.interpolators = [ function(a, b) { + var t = typeof b; + return (t === "string" ? d3_rgb_names.has(b) || /^(#|rgb\(|hsl\()/.test(b) ? d3_interpolateRgb : d3_interpolateString : b instanceof d3_color ? d3_interpolateRgb : Array.isArray(b) ? d3_interpolateArray : t === "object" && isNaN(b) ? d3_interpolateObject : d3_interpolateNumber)(a, b); + } ]; + d3.interpolateArray = d3_interpolateArray; + function d3_interpolateArray(a, b) { + var x = [], c = [], na = a.length, nb = b.length, n0 = Math.min(a.length, b.length), i; + for (i = 0; i < n0; ++i) x.push(d3_interpolate(a[i], b[i])); + for (;i < na; ++i) c[i] = a[i]; + for (;i < nb; ++i) c[i] = b[i]; + return function(t) { + for (i = 0; i < n0; ++i) c[i] = x[i](t); + return c; + }; + } + var d3_ease_default = function() { + return d3_identity; + }; + var d3_ease = d3.map({ + linear: d3_ease_default, + poly: d3_ease_poly, + quad: function() { + return d3_ease_quad; + }, + cubic: function() { + return d3_ease_cubic; + }, + sin: function() { + return d3_ease_sin; + }, + exp: function() { + return d3_ease_exp; + }, + circle: function() { + return d3_ease_circle; + }, + elastic: d3_ease_elastic, + back: d3_ease_back, + bounce: function() { + return d3_ease_bounce; + } + }); + var d3_ease_mode = d3.map({ + "in": d3_identity, + out: d3_ease_reverse, + "in-out": d3_ease_reflect, + "out-in": function(f) { + return d3_ease_reflect(d3_ease_reverse(f)); + } + }); + d3.ease = function(name) { + var i = name.indexOf("-"), t = i >= 0 ? name.slice(0, i) : name, m = i >= 0 ? name.slice(i + 1) : "in"; + t = d3_ease.get(t) || d3_ease_default; + m = d3_ease_mode.get(m) || d3_identity; + return d3_ease_clamp(m(t.apply(null, d3_arraySlice.call(arguments, 1)))); + }; + function d3_ease_clamp(f) { + return function(t) { + return t <= 0 ? 0 : t >= 1 ? 1 : f(t); + }; + } + function d3_ease_reverse(f) { + return function(t) { + return 1 - f(1 - t); + }; + } + function d3_ease_reflect(f) { + return function(t) { + return .5 * (t < .5 ? f(2 * t) : 2 - f(2 - 2 * t)); + }; + } + function d3_ease_quad(t) { + return t * t; + } + function d3_ease_cubic(t) { + return t * t * t; + } + function d3_ease_cubicInOut(t) { + if (t <= 0) return 0; + if (t >= 1) return 1; + var t2 = t * t, t3 = t2 * t; + return 4 * (t < .5 ? t3 : 3 * (t - t2) + t3 - .75); + } + function d3_ease_poly(e) { + return function(t) { + return Math.pow(t, e); + }; + } + function d3_ease_sin(t) { + return 1 - Math.cos(t * halfπ); + } + function d3_ease_exp(t) { + return Math.pow(2, 10 * (t - 1)); + } + function d3_ease_circle(t) { + return 1 - Math.sqrt(1 - t * t); + } + function d3_ease_elastic(a, p) { + var s; + if (arguments.length < 2) p = .45; + if (arguments.length) s = p / τ * Math.asin(1 / a); else a = 1, s = p / 4; + return function(t) { + return 1 + a * Math.pow(2, -10 * t) * Math.sin((t - s) * τ / p); + }; + } + function d3_ease_back(s) { + if (!s) s = 1.70158; + return function(t) { + return t * t * ((s + 1) * t - s); + }; + } + function d3_ease_bounce(t) { + return t < 1 / 2.75 ? 7.5625 * t * t : t < 2 / 2.75 ? 7.5625 * (t -= 1.5 / 2.75) * t + .75 : t < 2.5 / 2.75 ? 7.5625 * (t -= 2.25 / 2.75) * t + .9375 : 7.5625 * (t -= 2.625 / 2.75) * t + .984375; + } + d3.interpolateHcl = d3_interpolateHcl; + function d3_interpolateHcl(a, b) { + a = d3.hcl(a); + b = d3.hcl(b); + var ah = a.h, ac = a.c, al = a.l, bh = b.h - ah, bc = b.c - ac, bl = b.l - al; + if (isNaN(bc)) bc = 0, ac = isNaN(ac) ? b.c : ac; + if (isNaN(bh)) bh = 0, ah = isNaN(ah) ? b.h : ah; else if (bh > 180) bh -= 360; else if (bh < -180) bh += 360; + return function(t) { + return d3_hcl_lab(ah + bh * t, ac + bc * t, al + bl * t) + ""; + }; + } + d3.interpolateHsl = d3_interpolateHsl; + function d3_interpolateHsl(a, b) { + a = d3.hsl(a); + b = d3.hsl(b); + var ah = a.h, as = a.s, al = a.l, bh = b.h - ah, bs = b.s - as, bl = b.l - al; + if (isNaN(bs)) bs = 0, as = isNaN(as) ? b.s : as; + if (isNaN(bh)) bh = 0, ah = isNaN(ah) ? b.h : ah; else if (bh > 180) bh -= 360; else if (bh < -180) bh += 360; + return function(t) { + return d3_hsl_rgb(ah + bh * t, as + bs * t, al + bl * t) + ""; + }; + } + d3.interpolateLab = d3_interpolateLab; + function d3_interpolateLab(a, b) { + a = d3.lab(a); + b = d3.lab(b); + var al = a.l, aa = a.a, ab = a.b, bl = b.l - al, ba = b.a - aa, bb = b.b - ab; + return function(t) { + return d3_lab_rgb(al + bl * t, aa + ba * t, ab + bb * t) + ""; + }; + } + d3.interpolateRound = d3_interpolateRound; + function d3_interpolateRound(a, b) { + b -= a; + return function(t) { + return Math.round(a + b * t); + }; + } + d3.transform = function(string) { + var g = d3_document.createElementNS(d3.ns.prefix.svg, "g"); + return (d3.transform = function(string) { + if (string != null) { + g.setAttribute("transform", string); + var t = g.transform.baseVal.consolidate(); + } + return new d3_transform(t ? t.matrix : d3_transformIdentity); + })(string); + }; + function d3_transform(m) { + var r0 = [ m.a, m.b ], r1 = [ m.c, m.d ], kx = d3_transformNormalize(r0), kz = d3_transformDot(r0, r1), ky = d3_transformNormalize(d3_transformCombine(r1, r0, -kz)) || 0; + if (r0[0] * r1[1] < r1[0] * r0[1]) { + r0[0] *= -1; + r0[1] *= -1; + kx *= -1; + kz *= -1; + } + this.rotate = (kx ? Math.atan2(r0[1], r0[0]) : Math.atan2(-r1[0], r1[1])) * d3_degrees; + this.translate = [ m.e, m.f ]; + this.scale = [ kx, ky ]; + this.skew = ky ? Math.atan2(kz, ky) * d3_degrees : 0; + } + d3_transform.prototype.toString = function() { + return "translate(" + this.translate + ")rotate(" + this.rotate + ")skewX(" + this.skew + ")scale(" + this.scale + ")"; + }; + function d3_transformDot(a, b) { + return a[0] * b[0] + a[1] * b[1]; + } + function d3_transformNormalize(a) { + var k = Math.sqrt(d3_transformDot(a, a)); + if (k) { + a[0] /= k; + a[1] /= k; + } + return k; + } + function d3_transformCombine(a, b, k) { + a[0] += k * b[0]; + a[1] += k * b[1]; + return a; + } + var d3_transformIdentity = { + a: 1, + b: 0, + c: 0, + d: 1, + e: 0, + f: 0 + }; + d3.interpolateTransform = d3_interpolateTransform; + function d3_interpolateTransform(a, b) { + var s = [], q = [], n, A = d3.transform(a), B = d3.transform(b), ta = A.translate, tb = B.translate, ra = A.rotate, rb = B.rotate, wa = A.skew, wb = B.skew, ka = A.scale, kb = B.scale; + if (ta[0] != tb[0] || ta[1] != tb[1]) { + s.push("translate(", null, ",", null, ")"); + q.push({ + i: 1, + x: d3_interpolateNumber(ta[0], tb[0]) + }, { + i: 3, + x: d3_interpolateNumber(ta[1], tb[1]) + }); + } else if (tb[0] || tb[1]) { + s.push("translate(" + tb + ")"); + } else { + s.push(""); + } + if (ra != rb) { + if (ra - rb > 180) rb += 360; else if (rb - ra > 180) ra += 360; + q.push({ + i: s.push(s.pop() + "rotate(", null, ")") - 2, + x: d3_interpolateNumber(ra, rb) + }); + } else if (rb) { + s.push(s.pop() + "rotate(" + rb + ")"); + } + if (wa != wb) { + q.push({ + i: s.push(s.pop() + "skewX(", null, ")") - 2, + x: d3_interpolateNumber(wa, wb) + }); + } else if (wb) { + s.push(s.pop() + "skewX(" + wb + ")"); + } + if (ka[0] != kb[0] || ka[1] != kb[1]) { + n = s.push(s.pop() + "scale(", null, ",", null, ")"); + q.push({ + i: n - 4, + x: d3_interpolateNumber(ka[0], kb[0]) + }, { + i: n - 2, + x: d3_interpolateNumber(ka[1], kb[1]) + }); + } else if (kb[0] != 1 || kb[1] != 1) { + s.push(s.pop() + "scale(" + kb + ")"); + } + n = q.length; + return function(t) { + var i = -1, o; + while (++i < n) s[(o = q[i]).i] = o.x(t); + return s.join(""); + }; + } + function d3_uninterpolateNumber(a, b) { + b = (b -= a = +a) || 1 / b; + return function(x) { + return (x - a) / b; + }; + } + function d3_uninterpolateClamp(a, b) { + b = (b -= a = +a) || 1 / b; + return function(x) { + return Math.max(0, Math.min(1, (x - a) / b)); + }; + } + d3.layout = {}; + d3.layout.bundle = function() { + return function(links) { + var paths = [], i = -1, n = links.length; + while (++i < n) paths.push(d3_layout_bundlePath(links[i])); + return paths; + }; + }; + function d3_layout_bundlePath(link) { + var start = link.source, end = link.target, lca = d3_layout_bundleLeastCommonAncestor(start, end), points = [ start ]; + while (start !== lca) { + start = start.parent; + points.push(start); + } + var k = points.length; + while (end !== lca) { + points.splice(k, 0, end); + end = end.parent; + } + return points; + } + function d3_layout_bundleAncestors(node) { + var ancestors = [], parent = node.parent; + while (parent != null) { + ancestors.push(node); + node = parent; + parent = parent.parent; + } + ancestors.push(node); + return ancestors; + } + function d3_layout_bundleLeastCommonAncestor(a, b) { + if (a === b) return a; + var aNodes = d3_layout_bundleAncestors(a), bNodes = d3_layout_bundleAncestors(b), aNode = aNodes.pop(), bNode = bNodes.pop(), sharedNode = null; + while (aNode === bNode) { + sharedNode = aNode; + aNode = aNodes.pop(); + bNode = bNodes.pop(); + } + return sharedNode; + } + d3.layout.chord = function() { + var chord = {}, chords, groups, matrix, n, padding = 0, sortGroups, sortSubgroups, sortChords; + function relayout() { + var subgroups = {}, groupSums = [], groupIndex = d3.range(n), subgroupIndex = [], k, x, x0, i, j; + chords = []; + groups = []; + k = 0, i = -1; + while (++i < n) { + x = 0, j = -1; + while (++j < n) { + x += matrix[i][j]; + } + groupSums.push(x); + subgroupIndex.push(d3.range(n)); + k += x; + } + if (sortGroups) { + groupIndex.sort(function(a, b) { + return sortGroups(groupSums[a], groupSums[b]); + }); + } + if (sortSubgroups) { + subgroupIndex.forEach(function(d, i) { + d.sort(function(a, b) { + return sortSubgroups(matrix[i][a], matrix[i][b]); + }); + }); + } + k = (τ - padding * n) / k; + x = 0, i = -1; + while (++i < n) { + x0 = x, j = -1; + while (++j < n) { + var di = groupIndex[i], dj = subgroupIndex[di][j], v = matrix[di][dj], a0 = x, a1 = x += v * k; + subgroups[di + "-" + dj] = { + index: di, + subindex: dj, + startAngle: a0, + endAngle: a1, + value: v + }; + } + groups[di] = { + index: di, + startAngle: x0, + endAngle: x, + value: (x - x0) / k + }; + x += padding; + } + i = -1; + while (++i < n) { + j = i - 1; + while (++j < n) { + var source = subgroups[i + "-" + j], target = subgroups[j + "-" + i]; + if (source.value || target.value) { + chords.push(source.value < target.value ? { + source: target, + target: source + } : { + source: source, + target: target + }); + } + } + } + if (sortChords) resort(); + } + function resort() { + chords.sort(function(a, b) { + return sortChords((a.source.value + a.target.value) / 2, (b.source.value + b.target.value) / 2); + }); + } + chord.matrix = function(x) { + if (!arguments.length) return matrix; + n = (matrix = x) && matrix.length; + chords = groups = null; + return chord; + }; + chord.padding = function(x) { + if (!arguments.length) return padding; + padding = x; + chords = groups = null; + return chord; + }; + chord.sortGroups = function(x) { + if (!arguments.length) return sortGroups; + sortGroups = x; + chords = groups = null; + return chord; + }; + chord.sortSubgroups = function(x) { + if (!arguments.length) return sortSubgroups; + sortSubgroups = x; + chords = null; + return chord; + }; + chord.sortChords = function(x) { + if (!arguments.length) return sortChords; + sortChords = x; + if (chords) resort(); + return chord; + }; + chord.chords = function() { + if (!chords) relayout(); + return chords; + }; + chord.groups = function() { + if (!groups) relayout(); + return groups; + }; + return chord; + }; + d3.layout.force = function() { + var force = {}, event = d3.dispatch("start", "tick", "end"), size = [ 1, 1 ], drag, alpha, friction = .9, linkDistance = d3_layout_forceLinkDistance, linkStrength = d3_layout_forceLinkStrength, charge = -30, chargeDistance2 = d3_layout_forceChargeDistance2, gravity = .1, theta2 = .64, nodes = [], links = [], distances, strengths, charges; + function repulse(node) { + return function(quad, x1, _, x2) { + if (quad.point !== node) { + var dx = quad.cx - node.x, dy = quad.cy - node.y, dw = x2 - x1, dn = dx * dx + dy * dy; + if (dw * dw / theta2 < dn) { + if (dn < chargeDistance2) { + var k = quad.charge / dn; + node.px -= dx * k; + node.py -= dy * k; + } + return true; + } + if (quad.point && dn && dn < chargeDistance2) { + var k = quad.pointCharge / dn; + node.px -= dx * k; + node.py -= dy * k; + } + } + return !quad.charge; + }; + } + force.tick = function() { + if ((alpha *= .99) < .005) { + event.end({ + type: "end", + alpha: alpha = 0 + }); + return true; + } + var n = nodes.length, m = links.length, q, i, o, s, t, l, k, x, y; + for (i = 0; i < m; ++i) { + o = links[i]; + s = o.source; + t = o.target; + x = t.x - s.x; + y = t.y - s.y; + if (l = x * x + y * y) { + l = alpha * strengths[i] * ((l = Math.sqrt(l)) - distances[i]) / l; + x *= l; + y *= l; + t.x -= x * (k = s.weight / (t.weight + s.weight)); + t.y -= y * k; + s.x += x * (k = 1 - k); + s.y += y * k; + } + } + if (k = alpha * gravity) { + x = size[0] / 2; + y = size[1] / 2; + i = -1; + if (k) while (++i < n) { + o = nodes[i]; + o.x += (x - o.x) * k; + o.y += (y - o.y) * k; + } + } + if (charge) { + d3_layout_forceAccumulate(q = d3.geom.quadtree(nodes), alpha, charges); + i = -1; + while (++i < n) { + if (!(o = nodes[i]).fixed) { + q.visit(repulse(o)); + } + } + } + i = -1; + while (++i < n) { + o = nodes[i]; + if (o.fixed) { + o.x = o.px; + o.y = o.py; + } else { + o.x -= (o.px - (o.px = o.x)) * friction; + o.y -= (o.py - (o.py = o.y)) * friction; + } + } + event.tick({ + type: "tick", + alpha: alpha + }); + }; + force.nodes = function(x) { + if (!arguments.length) return nodes; + nodes = x; + return force; + }; + force.links = function(x) { + if (!arguments.length) return links; + links = x; + return force; + }; + force.size = function(x) { + if (!arguments.length) return size; + size = x; + return force; + }; + force.linkDistance = function(x) { + if (!arguments.length) return linkDistance; + linkDistance = typeof x === "function" ? x : +x; + return force; + }; + force.distance = force.linkDistance; + force.linkStrength = function(x) { + if (!arguments.length) return linkStrength; + linkStrength = typeof x === "function" ? x : +x; + return force; + }; + force.friction = function(x) { + if (!arguments.length) return friction; + friction = +x; + return force; + }; + force.charge = function(x) { + if (!arguments.length) return charge; + charge = typeof x === "function" ? x : +x; + return force; + }; + force.chargeDistance = function(x) { + if (!arguments.length) return Math.sqrt(chargeDistance2); + chargeDistance2 = x * x; + return force; + }; + force.gravity = function(x) { + if (!arguments.length) return gravity; + gravity = +x; + return force; + }; + force.theta = function(x) { + if (!arguments.length) return Math.sqrt(theta2); + theta2 = x * x; + return force; + }; + force.alpha = function(x) { + if (!arguments.length) return alpha; + x = +x; + if (alpha) { + if (x > 0) alpha = x; else alpha = 0; + } else if (x > 0) { + event.start({ + type: "start", + alpha: alpha = x + }); + d3.timer(force.tick); + } + return force; + }; + force.start = function() { + var i, n = nodes.length, m = links.length, w = size[0], h = size[1], neighbors, o; + for (i = 0; i < n; ++i) { + (o = nodes[i]).index = i; + o.weight = 0; + } + for (i = 0; i < m; ++i) { + o = links[i]; + if (typeof o.source == "number") o.source = nodes[o.source]; + if (typeof o.target == "number") o.target = nodes[o.target]; + ++o.source.weight; + ++o.target.weight; + } + for (i = 0; i < n; ++i) { + o = nodes[i]; + if (isNaN(o.x)) o.x = position("x", w); + if (isNaN(o.y)) o.y = position("y", h); + if (isNaN(o.px)) o.px = o.x; + if (isNaN(o.py)) o.py = o.y; + } + distances = []; + if (typeof linkDistance === "function") for (i = 0; i < m; ++i) distances[i] = +linkDistance.call(this, links[i], i); else for (i = 0; i < m; ++i) distances[i] = linkDistance; + strengths = []; + if (typeof linkStrength === "function") for (i = 0; i < m; ++i) strengths[i] = +linkStrength.call(this, links[i], i); else for (i = 0; i < m; ++i) strengths[i] = linkStrength; + charges = []; + if (typeof charge === "function") for (i = 0; i < n; ++i) charges[i] = +charge.call(this, nodes[i], i); else for (i = 0; i < n; ++i) charges[i] = charge; + function position(dimension, size) { + if (!neighbors) { + neighbors = new Array(n); + for (j = 0; j < n; ++j) { + neighbors[j] = []; + } + for (j = 0; j < m; ++j) { + var o = links[j]; + neighbors[o.source.index].push(o.target); + neighbors[o.target.index].push(o.source); + } + } + var candidates = neighbors[i], j = -1, m = candidates.length, x; + while (++j < m) if (!isNaN(x = candidates[j][dimension])) return x; + return Math.random() * size; + } + return force.resume(); + }; + force.resume = function() { + return force.alpha(.1); + }; + force.stop = function() { + return force.alpha(0); + }; + force.drag = function() { + if (!drag) drag = d3.behavior.drag().origin(d3_identity).on("dragstart.force", d3_layout_forceDragstart).on("drag.force", dragmove).on("dragend.force", d3_layout_forceDragend); + if (!arguments.length) return drag; + this.on("mouseover.force", d3_layout_forceMouseover).on("mouseout.force", d3_layout_forceMouseout).call(drag); + }; + function dragmove(d) { + d.px = d3.event.x, d.py = d3.event.y; + force.resume(); + } + return d3.rebind(force, event, "on"); + }; + function d3_layout_forceDragstart(d) { + d.fixed |= 2; + } + function d3_layout_forceDragend(d) { + d.fixed &= ~6; + } + function d3_layout_forceMouseover(d) { + d.fixed |= 4; + d.px = d.x, d.py = d.y; + } + function d3_layout_forceMouseout(d) { + d.fixed &= ~4; + } + function d3_layout_forceAccumulate(quad, alpha, charges) { + var cx = 0, cy = 0; + quad.charge = 0; + if (!quad.leaf) { + var nodes = quad.nodes, n = nodes.length, i = -1, c; + while (++i < n) { + c = nodes[i]; + if (c == null) continue; + d3_layout_forceAccumulate(c, alpha, charges); + quad.charge += c.charge; + cx += c.charge * c.cx; + cy += c.charge * c.cy; + } + } + if (quad.point) { + if (!quad.leaf) { + quad.point.x += Math.random() - .5; + quad.point.y += Math.random() - .5; + } + var k = alpha * charges[quad.point.index]; + quad.charge += quad.pointCharge = k; + cx += k * quad.point.x; + cy += k * quad.point.y; + } + quad.cx = cx / quad.charge; + quad.cy = cy / quad.charge; + } + var d3_layout_forceLinkDistance = 20, d3_layout_forceLinkStrength = 1, d3_layout_forceChargeDistance2 = Infinity; + d3.layout.hierarchy = function() { + var sort = d3_layout_hierarchySort, children = d3_layout_hierarchyChildren, value = d3_layout_hierarchyValue; + function hierarchy(root) { + var stack = [ root ], nodes = [], node; + root.depth = 0; + while ((node = stack.pop()) != null) { + nodes.push(node); + if ((childs = children.call(hierarchy, node, node.depth)) && (n = childs.length)) { + var n, childs, child; + while (--n >= 0) { + stack.push(child = childs[n]); + child.parent = node; + child.depth = node.depth + 1; + } + if (value) node.value = 0; + node.children = childs; + } else { + if (value) node.value = +value.call(hierarchy, node, node.depth) || 0; + delete node.children; + } + } + d3_layout_hierarchyVisitAfter(root, function(node) { + var childs, parent; + if (sort && (childs = node.children)) childs.sort(sort); + if (value && (parent = node.parent)) parent.value += node.value; + }); + return nodes; + } + hierarchy.sort = function(x) { + if (!arguments.length) return sort; + sort = x; + return hierarchy; + }; + hierarchy.children = function(x) { + if (!arguments.length) return children; + children = x; + return hierarchy; + }; + hierarchy.value = function(x) { + if (!arguments.length) return value; + value = x; + return hierarchy; + }; + hierarchy.revalue = function(root) { + if (value) { + d3_layout_hierarchyVisitBefore(root, function(node) { + if (node.children) node.value = 0; + }); + d3_layout_hierarchyVisitAfter(root, function(node) { + var parent; + if (!node.children) node.value = +value.call(hierarchy, node, node.depth) || 0; + if (parent = node.parent) parent.value += node.value; + }); + } + return root; + }; + return hierarchy; + }; + function d3_layout_hierarchyRebind(object, hierarchy) { + d3.rebind(object, hierarchy, "sort", "children", "value"); + object.nodes = object; + object.links = d3_layout_hierarchyLinks; + return object; + } + function d3_layout_hierarchyVisitBefore(node, callback) { + var nodes = [ node ]; + while ((node = nodes.pop()) != null) { + callback(node); + if ((children = node.children) && (n = children.length)) { + var n, children; + while (--n >= 0) nodes.push(children[n]); + } + } + } + function d3_layout_hierarchyVisitAfter(node, callback) { + var nodes = [ node ], nodes2 = []; + while ((node = nodes.pop()) != null) { + nodes2.push(node); + if ((children = node.children) && (n = children.length)) { + var i = -1, n, children; + while (++i < n) nodes.push(children[i]); + } + } + while ((node = nodes2.pop()) != null) { + callback(node); + } + } + function d3_layout_hierarchyChildren(d) { + return d.children; + } + function d3_layout_hierarchyValue(d) { + return d.value; + } + function d3_layout_hierarchySort(a, b) { + return b.value - a.value; + } + function d3_layout_hierarchyLinks(nodes) { + return d3.merge(nodes.map(function(parent) { + return (parent.children || []).map(function(child) { + return { + source: parent, + target: child + }; + }); + })); + } + d3.layout.partition = function() { + var hierarchy = d3.layout.hierarchy(), size = [ 1, 1 ]; + function position(node, x, dx, dy) { + var children = node.children; + node.x = x; + node.y = node.depth * dy; + node.dx = dx; + node.dy = dy; + if (children && (n = children.length)) { + var i = -1, n, c, d; + dx = node.value ? dx / node.value : 0; + while (++i < n) { + position(c = children[i], x, d = c.value * dx, dy); + x += d; + } + } + } + function depth(node) { + var children = node.children, d = 0; + if (children && (n = children.length)) { + var i = -1, n; + while (++i < n) d = Math.max(d, depth(children[i])); + } + return 1 + d; + } + function partition(d, i) { + var nodes = hierarchy.call(this, d, i); + position(nodes[0], 0, size[0], size[1] / depth(nodes[0])); + return nodes; + } + partition.size = function(x) { + if (!arguments.length) return size; + size = x; + return partition; + }; + return d3_layout_hierarchyRebind(partition, hierarchy); + }; + d3.layout.pie = function() { + var value = Number, sort = d3_layout_pieSortByValue, startAngle = 0, endAngle = τ, padAngle = 0; + function pie(data) { + var n = data.length, values = data.map(function(d, i) { + return +value.call(pie, d, i); + }), a = +(typeof startAngle === "function" ? startAngle.apply(this, arguments) : startAngle), da = (typeof endAngle === "function" ? endAngle.apply(this, arguments) : endAngle) - a, p = Math.min(Math.abs(da) / n, +(typeof padAngle === "function" ? padAngle.apply(this, arguments) : padAngle)), pa = p * (da < 0 ? -1 : 1), k = (da - n * pa) / d3.sum(values), index = d3.range(n), arcs = [], v; + if (sort != null) index.sort(sort === d3_layout_pieSortByValue ? function(i, j) { + return values[j] - values[i]; + } : function(i, j) { + return sort(data[i], data[j]); + }); + index.forEach(function(i) { + arcs[i] = { + data: data[i], + value: v = values[i], + startAngle: a, + endAngle: a += v * k + pa, + padAngle: p + }; + }); + return arcs; + } + pie.value = function(_) { + if (!arguments.length) return value; + value = _; + return pie; + }; + pie.sort = function(_) { + if (!arguments.length) return sort; + sort = _; + return pie; + }; + pie.startAngle = function(_) { + if (!arguments.length) return startAngle; + startAngle = _; + return pie; + }; + pie.endAngle = function(_) { + if (!arguments.length) return endAngle; + endAngle = _; + return pie; + }; + pie.padAngle = function(_) { + if (!arguments.length) return padAngle; + padAngle = _; + return pie; + }; + return pie; + }; + var d3_layout_pieSortByValue = {}; + d3.layout.stack = function() { + var values = d3_identity, order = d3_layout_stackOrderDefault, offset = d3_layout_stackOffsetZero, out = d3_layout_stackOut, x = d3_layout_stackX, y = d3_layout_stackY; + function stack(data, index) { + if (!(n = data.length)) return data; + var series = data.map(function(d, i) { + return values.call(stack, d, i); + }); + var points = series.map(function(d) { + return d.map(function(v, i) { + return [ x.call(stack, v, i), y.call(stack, v, i) ]; + }); + }); + var orders = order.call(stack, points, index); + series = d3.permute(series, orders); + points = d3.permute(points, orders); + var offsets = offset.call(stack, points, index); + var m = series[0].length, n, i, j, o; + for (j = 0; j < m; ++j) { + out.call(stack, series[0][j], o = offsets[j], points[0][j][1]); + for (i = 1; i < n; ++i) { + out.call(stack, series[i][j], o += points[i - 1][j][1], points[i][j][1]); + } + } + return data; + } + stack.values = function(x) { + if (!arguments.length) return values; + values = x; + return stack; + }; + stack.order = function(x) { + if (!arguments.length) return order; + order = typeof x === "function" ? x : d3_layout_stackOrders.get(x) || d3_layout_stackOrderDefault; + return stack; + }; + stack.offset = function(x) { + if (!arguments.length) return offset; + offset = typeof x === "function" ? x : d3_layout_stackOffsets.get(x) || d3_layout_stackOffsetZero; + return stack; + }; + stack.x = function(z) { + if (!arguments.length) return x; + x = z; + return stack; + }; + stack.y = function(z) { + if (!arguments.length) return y; + y = z; + return stack; + }; + stack.out = function(z) { + if (!arguments.length) return out; + out = z; + return stack; + }; + return stack; + }; + function d3_layout_stackX(d) { + return d.x; + } + function d3_layout_stackY(d) { + return d.y; + } + function d3_layout_stackOut(d, y0, y) { + d.y0 = y0; + d.y = y; + } + var d3_layout_stackOrders = d3.map({ + "inside-out": function(data) { + var n = data.length, i, j, max = data.map(d3_layout_stackMaxIndex), sums = data.map(d3_layout_stackReduceSum), index = d3.range(n).sort(function(a, b) { + return max[a] - max[b]; + }), top = 0, bottom = 0, tops = [], bottoms = []; + for (i = 0; i < n; ++i) { + j = index[i]; + if (top < bottom) { + top += sums[j]; + tops.push(j); + } else { + bottom += sums[j]; + bottoms.push(j); + } + } + return bottoms.reverse().concat(tops); + }, + reverse: function(data) { + return d3.range(data.length).reverse(); + }, + "default": d3_layout_stackOrderDefault + }); + var d3_layout_stackOffsets = d3.map({ + silhouette: function(data) { + var n = data.length, m = data[0].length, sums = [], max = 0, i, j, o, y0 = []; + for (j = 0; j < m; ++j) { + for (i = 0, o = 0; i < n; i++) o += data[i][j][1]; + if (o > max) max = o; + sums.push(o); + } + for (j = 0; j < m; ++j) { + y0[j] = (max - sums[j]) / 2; + } + return y0; + }, + wiggle: function(data) { + var n = data.length, x = data[0], m = x.length, i, j, k, s1, s2, s3, dx, o, o0, y0 = []; + y0[0] = o = o0 = 0; + for (j = 1; j < m; ++j) { + for (i = 0, s1 = 0; i < n; ++i) s1 += data[i][j][1]; + for (i = 0, s2 = 0, dx = x[j][0] - x[j - 1][0]; i < n; ++i) { + for (k = 0, s3 = (data[i][j][1] - data[i][j - 1][1]) / (2 * dx); k < i; ++k) { + s3 += (data[k][j][1] - data[k][j - 1][1]) / dx; + } + s2 += s3 * data[i][j][1]; + } + y0[j] = o -= s1 ? s2 / s1 * dx : 0; + if (o < o0) o0 = o; + } + for (j = 0; j < m; ++j) y0[j] -= o0; + return y0; + }, + expand: function(data) { + var n = data.length, m = data[0].length, k = 1 / n, i, j, o, y0 = []; + for (j = 0; j < m; ++j) { + for (i = 0, o = 0; i < n; i++) o += data[i][j][1]; + if (o) for (i = 0; i < n; i++) data[i][j][1] /= o; else for (i = 0; i < n; i++) data[i][j][1] = k; + } + for (j = 0; j < m; ++j) y0[j] = 0; + return y0; + }, + zero: d3_layout_stackOffsetZero + }); + function d3_layout_stackOrderDefault(data) { + return d3.range(data.length); + } + function d3_layout_stackOffsetZero(data) { + var j = -1, m = data[0].length, y0 = []; + while (++j < m) y0[j] = 0; + return y0; + } + function d3_layout_stackMaxIndex(array) { + var i = 1, j = 0, v = array[0][1], k, n = array.length; + for (;i < n; ++i) { + if ((k = array[i][1]) > v) { + j = i; + v = k; + } + } + return j; + } + function d3_layout_stackReduceSum(d) { + return d.reduce(d3_layout_stackSum, 0); + } + function d3_layout_stackSum(p, d) { + return p + d[1]; + } + d3.layout.histogram = function() { + var frequency = true, valuer = Number, ranger = d3_layout_histogramRange, binner = d3_layout_histogramBinSturges; + function histogram(data, i) { + var bins = [], values = data.map(valuer, this), range = ranger.call(this, values, i), thresholds = binner.call(this, range, values, i), bin, i = -1, n = values.length, m = thresholds.length - 1, k = frequency ? 1 : 1 / n, x; + while (++i < m) { + bin = bins[i] = []; + bin.dx = thresholds[i + 1] - (bin.x = thresholds[i]); + bin.y = 0; + } + if (m > 0) { + i = -1; + while (++i < n) { + x = values[i]; + if (x >= range[0] && x <= range[1]) { + bin = bins[d3.bisect(thresholds, x, 1, m) - 1]; + bin.y += k; + bin.push(data[i]); + } + } + } + return bins; + } + histogram.value = function(x) { + if (!arguments.length) return valuer; + valuer = x; + return histogram; + }; + histogram.range = function(x) { + if (!arguments.length) return ranger; + ranger = d3_functor(x); + return histogram; + }; + histogram.bins = function(x) { + if (!arguments.length) return binner; + binner = typeof x === "number" ? function(range) { + return d3_layout_histogramBinFixed(range, x); + } : d3_functor(x); + return histogram; + }; + histogram.frequency = function(x) { + if (!arguments.length) return frequency; + frequency = !!x; + return histogram; + }; + return histogram; + }; + function d3_layout_histogramBinSturges(range, values) { + return d3_layout_histogramBinFixed(range, Math.ceil(Math.log(values.length) / Math.LN2 + 1)); + } + function d3_layout_histogramBinFixed(range, n) { + var x = -1, b = +range[0], m = (range[1] - b) / n, f = []; + while (++x <= n) f[x] = m * x + b; + return f; + } + function d3_layout_histogramRange(values) { + return [ d3.min(values), d3.max(values) ]; + } + d3.layout.pack = function() { + var hierarchy = d3.layout.hierarchy().sort(d3_layout_packSort), padding = 0, size = [ 1, 1 ], radius; + function pack(d, i) { + var nodes = hierarchy.call(this, d, i), root = nodes[0], w = size[0], h = size[1], r = radius == null ? Math.sqrt : typeof radius === "function" ? radius : function() { + return radius; + }; + root.x = root.y = 0; + d3_layout_hierarchyVisitAfter(root, function(d) { + d.r = +r(d.value); + }); + d3_layout_hierarchyVisitAfter(root, d3_layout_packSiblings); + if (padding) { + var dr = padding * (radius ? 1 : Math.max(2 * root.r / w, 2 * root.r / h)) / 2; + d3_layout_hierarchyVisitAfter(root, function(d) { + d.r += dr; + }); + d3_layout_hierarchyVisitAfter(root, d3_layout_packSiblings); + d3_layout_hierarchyVisitAfter(root, function(d) { + d.r -= dr; + }); + } + d3_layout_packTransform(root, w / 2, h / 2, radius ? 1 : 1 / Math.max(2 * root.r / w, 2 * root.r / h)); + return nodes; + } + pack.size = function(_) { + if (!arguments.length) return size; + size = _; + return pack; + }; + pack.radius = function(_) { + if (!arguments.length) return radius; + radius = _ == null || typeof _ === "function" ? _ : +_; + return pack; + }; + pack.padding = function(_) { + if (!arguments.length) return padding; + padding = +_; + return pack; + }; + return d3_layout_hierarchyRebind(pack, hierarchy); + }; + function d3_layout_packSort(a, b) { + return a.value - b.value; + } + function d3_layout_packInsert(a, b) { + var c = a._pack_next; + a._pack_next = b; + b._pack_prev = a; + b._pack_next = c; + c._pack_prev = b; + } + function d3_layout_packSplice(a, b) { + a._pack_next = b; + b._pack_prev = a; + } + function d3_layout_packIntersects(a, b) { + var dx = b.x - a.x, dy = b.y - a.y, dr = a.r + b.r; + return .999 * dr * dr > dx * dx + dy * dy; + } + function d3_layout_packSiblings(node) { + if (!(nodes = node.children) || !(n = nodes.length)) return; + var nodes, xMin = Infinity, xMax = -Infinity, yMin = Infinity, yMax = -Infinity, a, b, c, i, j, k, n; + function bound(node) { + xMin = Math.min(node.x - node.r, xMin); + xMax = Math.max(node.x + node.r, xMax); + yMin = Math.min(node.y - node.r, yMin); + yMax = Math.max(node.y + node.r, yMax); + } + nodes.forEach(d3_layout_packLink); + a = nodes[0]; + a.x = -a.r; + a.y = 0; + bound(a); + if (n > 1) { + b = nodes[1]; + b.x = b.r; + b.y = 0; + bound(b); + if (n > 2) { + c = nodes[2]; + d3_layout_packPlace(a, b, c); + bound(c); + d3_layout_packInsert(a, c); + a._pack_prev = c; + d3_layout_packInsert(c, b); + b = a._pack_next; + for (i = 3; i < n; i++) { + d3_layout_packPlace(a, b, c = nodes[i]); + var isect = 0, s1 = 1, s2 = 1; + for (j = b._pack_next; j !== b; j = j._pack_next, s1++) { + if (d3_layout_packIntersects(j, c)) { + isect = 1; + break; + } + } + if (isect == 1) { + for (k = a._pack_prev; k !== j._pack_prev; k = k._pack_prev, s2++) { + if (d3_layout_packIntersects(k, c)) { + break; + } + } + } + if (isect) { + if (s1 < s2 || s1 == s2 && b.r < a.r) d3_layout_packSplice(a, b = j); else d3_layout_packSplice(a = k, b); + i--; + } else { + d3_layout_packInsert(a, c); + b = c; + bound(c); + } + } + } + } + var cx = (xMin + xMax) / 2, cy = (yMin + yMax) / 2, cr = 0; + for (i = 0; i < n; i++) { + c = nodes[i]; + c.x -= cx; + c.y -= cy; + cr = Math.max(cr, c.r + Math.sqrt(c.x * c.x + c.y * c.y)); + } + node.r = cr; + nodes.forEach(d3_layout_packUnlink); + } + function d3_layout_packLink(node) { + node._pack_next = node._pack_prev = node; + } + function d3_layout_packUnlink(node) { + delete node._pack_next; + delete node._pack_prev; + } + function d3_layout_packTransform(node, x, y, k) { + var children = node.children; + node.x = x += k * node.x; + node.y = y += k * node.y; + node.r *= k; + if (children) { + var i = -1, n = children.length; + while (++i < n) d3_layout_packTransform(children[i], x, y, k); + } + } + function d3_layout_packPlace(a, b, c) { + var db = a.r + c.r, dx = b.x - a.x, dy = b.y - a.y; + if (db && (dx || dy)) { + var da = b.r + c.r, dc = dx * dx + dy * dy; + da *= da; + db *= db; + var x = .5 + (db - da) / (2 * dc), y = Math.sqrt(Math.max(0, 2 * da * (db + dc) - (db -= dc) * db - da * da)) / (2 * dc); + c.x = a.x + x * dx + y * dy; + c.y = a.y + x * dy - y * dx; + } else { + c.x = a.x + db; + c.y = a.y; + } + } + d3.layout.tree = function() { + var hierarchy = d3.layout.hierarchy().sort(null).value(null), separation = d3_layout_treeSeparation, size = [ 1, 1 ], nodeSize = null; + function tree(d, i) { + var nodes = hierarchy.call(this, d, i), root0 = nodes[0], root1 = wrapTree(root0); + d3_layout_hierarchyVisitAfter(root1, firstWalk), root1.parent.m = -root1.z; + d3_layout_hierarchyVisitBefore(root1, secondWalk); + if (nodeSize) d3_layout_hierarchyVisitBefore(root0, sizeNode); else { + var left = root0, right = root0, bottom = root0; + d3_layout_hierarchyVisitBefore(root0, function(node) { + if (node.x < left.x) left = node; + if (node.x > right.x) right = node; + if (node.depth > bottom.depth) bottom = node; + }); + var tx = separation(left, right) / 2 - left.x, kx = size[0] / (right.x + separation(right, left) / 2 + tx), ky = size[1] / (bottom.depth || 1); + d3_layout_hierarchyVisitBefore(root0, function(node) { + node.x = (node.x + tx) * kx; + node.y = node.depth * ky; + }); + } + return nodes; + } + function wrapTree(root0) { + var root1 = { + A: null, + children: [ root0 ] + }, queue = [ root1 ], node1; + while ((node1 = queue.pop()) != null) { + for (var children = node1.children, child, i = 0, n = children.length; i < n; ++i) { + queue.push((children[i] = child = { + _: children[i], + parent: node1, + children: (child = children[i].children) && child.slice() || [], + A: null, + a: null, + z: 0, + m: 0, + c: 0, + s: 0, + t: null, + i: i + }).a = child); + } + } + return root1.children[0]; + } + function firstWalk(v) { + var children = v.children, siblings = v.parent.children, w = v.i ? siblings[v.i - 1] : null; + if (children.length) { + d3_layout_treeShift(v); + var midpoint = (children[0].z + children[children.length - 1].z) / 2; + if (w) { + v.z = w.z + separation(v._, w._); + v.m = v.z - midpoint; + } else { + v.z = midpoint; + } + } else if (w) { + v.z = w.z + separation(v._, w._); + } + v.parent.A = apportion(v, w, v.parent.A || siblings[0]); + } + function secondWalk(v) { + v._.x = v.z + v.parent.m; + v.m += v.parent.m; + } + function apportion(v, w, ancestor) { + if (w) { + var vip = v, vop = v, vim = w, vom = vip.parent.children[0], sip = vip.m, sop = vop.m, sim = vim.m, som = vom.m, shift; + while (vim = d3_layout_treeRight(vim), vip = d3_layout_treeLeft(vip), vim && vip) { + vom = d3_layout_treeLeft(vom); + vop = d3_layout_treeRight(vop); + vop.a = v; + shift = vim.z + sim - vip.z - sip + separation(vim._, vip._); + if (shift > 0) { + d3_layout_treeMove(d3_layout_treeAncestor(vim, v, ancestor), v, shift); + sip += shift; + sop += shift; + } + sim += vim.m; + sip += vip.m; + som += vom.m; + sop += vop.m; + } + if (vim && !d3_layout_treeRight(vop)) { + vop.t = vim; + vop.m += sim - sop; + } + if (vip && !d3_layout_treeLeft(vom)) { + vom.t = vip; + vom.m += sip - som; + ancestor = v; + } + } + return ancestor; + } + function sizeNode(node) { + node.x *= size[0]; + node.y = node.depth * size[1]; + } + tree.separation = function(x) { + if (!arguments.length) return separation; + separation = x; + return tree; + }; + tree.size = function(x) { + if (!arguments.length) return nodeSize ? null : size; + nodeSize = (size = x) == null ? sizeNode : null; + return tree; + }; + tree.nodeSize = function(x) { + if (!arguments.length) return nodeSize ? size : null; + nodeSize = (size = x) == null ? null : sizeNode; + return tree; + }; + return d3_layout_hierarchyRebind(tree, hierarchy); + }; + function d3_layout_treeSeparation(a, b) { + return a.parent == b.parent ? 1 : 2; + } + function d3_layout_treeLeft(v) { + var children = v.children; + return children.length ? children[0] : v.t; + } + function d3_layout_treeRight(v) { + var children = v.children, n; + return (n = children.length) ? children[n - 1] : v.t; + } + function d3_layout_treeMove(wm, wp, shift) { + var change = shift / (wp.i - wm.i); + wp.c -= change; + wp.s += shift; + wm.c += change; + wp.z += shift; + wp.m += shift; + } + function d3_layout_treeShift(v) { + var shift = 0, change = 0, children = v.children, i = children.length, w; + while (--i >= 0) { + w = children[i]; + w.z += shift; + w.m += shift; + shift += w.s + (change += w.c); + } + } + function d3_layout_treeAncestor(vim, v, ancestor) { + return vim.a.parent === v.parent ? vim.a : ancestor; + } + d3.layout.cluster = function() { + var hierarchy = d3.layout.hierarchy().sort(null).value(null), separation = d3_layout_treeSeparation, size = [ 1, 1 ], nodeSize = false; + function cluster(d, i) { + var nodes = hierarchy.call(this, d, i), root = nodes[0], previousNode, x = 0; + d3_layout_hierarchyVisitAfter(root, function(node) { + var children = node.children; + if (children && children.length) { + node.x = d3_layout_clusterX(children); + node.y = d3_layout_clusterY(children); + } else { + node.x = previousNode ? x += separation(node, previousNode) : 0; + node.y = 0; + previousNode = node; + } + }); + var left = d3_layout_clusterLeft(root), right = d3_layout_clusterRight(root), x0 = left.x - separation(left, right) / 2, x1 = right.x + separation(right, left) / 2; + d3_layout_hierarchyVisitAfter(root, nodeSize ? function(node) { + node.x = (node.x - root.x) * size[0]; + node.y = (root.y - node.y) * size[1]; + } : function(node) { + node.x = (node.x - x0) / (x1 - x0) * size[0]; + node.y = (1 - (root.y ? node.y / root.y : 1)) * size[1]; + }); + return nodes; + } + cluster.separation = function(x) { + if (!arguments.length) return separation; + separation = x; + return cluster; + }; + cluster.size = function(x) { + if (!arguments.length) return nodeSize ? null : size; + nodeSize = (size = x) == null; + return cluster; + }; + cluster.nodeSize = function(x) { + if (!arguments.length) return nodeSize ? size : null; + nodeSize = (size = x) != null; + return cluster; + }; + return d3_layout_hierarchyRebind(cluster, hierarchy); + }; + function d3_layout_clusterY(children) { + return 1 + d3.max(children, function(child) { + return child.y; + }); + } + function d3_layout_clusterX(children) { + return children.reduce(function(x, child) { + return x + child.x; + }, 0) / children.length; + } + function d3_layout_clusterLeft(node) { + var children = node.children; + return children && children.length ? d3_layout_clusterLeft(children[0]) : node; + } + function d3_layout_clusterRight(node) { + var children = node.children, n; + return children && (n = children.length) ? d3_layout_clusterRight(children[n - 1]) : node; + } + d3.layout.treemap = function() { + var hierarchy = d3.layout.hierarchy(), round = Math.round, size = [ 1, 1 ], padding = null, pad = d3_layout_treemapPadNull, sticky = false, stickies, mode = "squarify", ratio = .5 * (1 + Math.sqrt(5)); + function scale(children, k) { + var i = -1, n = children.length, child, area; + while (++i < n) { + area = (child = children[i]).value * (k < 0 ? 0 : k); + child.area = isNaN(area) || area <= 0 ? 0 : area; + } + } + function squarify(node) { + var children = node.children; + if (children && children.length) { + var rect = pad(node), row = [], remaining = children.slice(), child, best = Infinity, score, u = mode === "slice" ? rect.dx : mode === "dice" ? rect.dy : mode === "slice-dice" ? node.depth & 1 ? rect.dy : rect.dx : Math.min(rect.dx, rect.dy), n; + scale(remaining, rect.dx * rect.dy / node.value); + row.area = 0; + while ((n = remaining.length) > 0) { + row.push(child = remaining[n - 1]); + row.area += child.area; + if (mode !== "squarify" || (score = worst(row, u)) <= best) { + remaining.pop(); + best = score; + } else { + row.area -= row.pop().area; + position(row, u, rect, false); + u = Math.min(rect.dx, rect.dy); + row.length = row.area = 0; + best = Infinity; + } + } + if (row.length) { + position(row, u, rect, true); + row.length = row.area = 0; + } + children.forEach(squarify); + } + } + function stickify(node) { + var children = node.children; + if (children && children.length) { + var rect = pad(node), remaining = children.slice(), child, row = []; + scale(remaining, rect.dx * rect.dy / node.value); + row.area = 0; + while (child = remaining.pop()) { + row.push(child); + row.area += child.area; + if (child.z != null) { + position(row, child.z ? rect.dx : rect.dy, rect, !remaining.length); + row.length = row.area = 0; + } + } + children.forEach(stickify); + } + } + function worst(row, u) { + var s = row.area, r, rmax = 0, rmin = Infinity, i = -1, n = row.length; + while (++i < n) { + if (!(r = row[i].area)) continue; + if (r < rmin) rmin = r; + if (r > rmax) rmax = r; + } + s *= s; + u *= u; + return s ? Math.max(u * rmax * ratio / s, s / (u * rmin * ratio)) : Infinity; + } + function position(row, u, rect, flush) { + var i = -1, n = row.length, x = rect.x, y = rect.y, v = u ? round(row.area / u) : 0, o; + if (u == rect.dx) { + if (flush || v > rect.dy) v = rect.dy; + while (++i < n) { + o = row[i]; + o.x = x; + o.y = y; + o.dy = v; + x += o.dx = Math.min(rect.x + rect.dx - x, v ? round(o.area / v) : 0); + } + o.z = true; + o.dx += rect.x + rect.dx - x; + rect.y += v; + rect.dy -= v; + } else { + if (flush || v > rect.dx) v = rect.dx; + while (++i < n) { + o = row[i]; + o.x = x; + o.y = y; + o.dx = v; + y += o.dy = Math.min(rect.y + rect.dy - y, v ? round(o.area / v) : 0); + } + o.z = false; + o.dy += rect.y + rect.dy - y; + rect.x += v; + rect.dx -= v; + } + } + function treemap(d) { + var nodes = stickies || hierarchy(d), root = nodes[0]; + root.x = 0; + root.y = 0; + root.dx = size[0]; + root.dy = size[1]; + if (stickies) hierarchy.revalue(root); + scale([ root ], root.dx * root.dy / root.value); + (stickies ? stickify : squarify)(root); + if (sticky) stickies = nodes; + return nodes; + } + treemap.size = function(x) { + if (!arguments.length) return size; + size = x; + return treemap; + }; + treemap.padding = function(x) { + if (!arguments.length) return padding; + function padFunction(node) { + var p = x.call(treemap, node, node.depth); + return p == null ? d3_layout_treemapPadNull(node) : d3_layout_treemapPad(node, typeof p === "number" ? [ p, p, p, p ] : p); + } + function padConstant(node) { + return d3_layout_treemapPad(node, x); + } + var type; + pad = (padding = x) == null ? d3_layout_treemapPadNull : (type = typeof x) === "function" ? padFunction : type === "number" ? (x = [ x, x, x, x ], + padConstant) : padConstant; + return treemap; + }; + treemap.round = function(x) { + if (!arguments.length) return round != Number; + round = x ? Math.round : Number; + return treemap; + }; + treemap.sticky = function(x) { + if (!arguments.length) return sticky; + sticky = x; + stickies = null; + return treemap; + }; + treemap.ratio = function(x) { + if (!arguments.length) return ratio; + ratio = x; + return treemap; + }; + treemap.mode = function(x) { + if (!arguments.length) return mode; + mode = x + ""; + return treemap; + }; + return d3_layout_hierarchyRebind(treemap, hierarchy); + }; + function d3_layout_treemapPadNull(node) { + return { + x: node.x, + y: node.y, + dx: node.dx, + dy: node.dy + }; + } + function d3_layout_treemapPad(node, padding) { + var x = node.x + padding[3], y = node.y + padding[0], dx = node.dx - padding[1] - padding[3], dy = node.dy - padding[0] - padding[2]; + if (dx < 0) { + x += dx / 2; + dx = 0; + } + if (dy < 0) { + y += dy / 2; + dy = 0; + } + return { + x: x, + y: y, + dx: dx, + dy: dy + }; + } + d3.random = { + normal: function(µ, σ) { + var n = arguments.length; + if (n < 2) σ = 1; + if (n < 1) µ = 0; + return function() { + var x, y, r; + do { + x = Math.random() * 2 - 1; + y = Math.random() * 2 - 1; + r = x * x + y * y; + } while (!r || r > 1); + return µ + σ * x * Math.sqrt(-2 * Math.log(r) / r); + }; + }, + logNormal: function() { + var random = d3.random.normal.apply(d3, arguments); + return function() { + return Math.exp(random()); + }; + }, + bates: function(m) { + var random = d3.random.irwinHall(m); + return function() { + return random() / m; + }; + }, + irwinHall: function(m) { + return function() { + for (var s = 0, j = 0; j < m; j++) s += Math.random(); + return s; + }; + } + }; + d3.scale = {}; + function d3_scaleExtent(domain) { + var start = domain[0], stop = domain[domain.length - 1]; + return start < stop ? [ start, stop ] : [ stop, start ]; + } + function d3_scaleRange(scale) { + return scale.rangeExtent ? scale.rangeExtent() : d3_scaleExtent(scale.range()); + } + function d3_scale_bilinear(domain, range, uninterpolate, interpolate) { + var u = uninterpolate(domain[0], domain[1]), i = interpolate(range[0], range[1]); + return function(x) { + return i(u(x)); + }; + } + function d3_scale_nice(domain, nice) { + var i0 = 0, i1 = domain.length - 1, x0 = domain[i0], x1 = domain[i1], dx; + if (x1 < x0) { + dx = i0, i0 = i1, i1 = dx; + dx = x0, x0 = x1, x1 = dx; + } + domain[i0] = nice.floor(x0); + domain[i1] = nice.ceil(x1); + return domain; + } + function d3_scale_niceStep(step) { + return step ? { + floor: function(x) { + return Math.floor(x / step) * step; + }, + ceil: function(x) { + return Math.ceil(x / step) * step; + } + } : d3_scale_niceIdentity; + } + var d3_scale_niceIdentity = { + floor: d3_identity, + ceil: d3_identity + }; + function d3_scale_polylinear(domain, range, uninterpolate, interpolate) { + var u = [], i = [], j = 0, k = Math.min(domain.length, range.length) - 1; + if (domain[k] < domain[0]) { + domain = domain.slice().reverse(); + range = range.slice().reverse(); + } + while (++j <= k) { + u.push(uninterpolate(domain[j - 1], domain[j])); + i.push(interpolate(range[j - 1], range[j])); + } + return function(x) { + var j = d3.bisect(domain, x, 1, k) - 1; + return i[j](u[j](x)); + }; + } + d3.scale.linear = function() { + return d3_scale_linear([ 0, 1 ], [ 0, 1 ], d3_interpolate, false); + }; + function d3_scale_linear(domain, range, interpolate, clamp) { + var output, input; + function rescale() { + var linear = Math.min(domain.length, range.length) > 2 ? d3_scale_polylinear : d3_scale_bilinear, uninterpolate = clamp ? d3_uninterpolateClamp : d3_uninterpolateNumber; + output = linear(domain, range, uninterpolate, interpolate); + input = linear(range, domain, uninterpolate, d3_interpolate); + return scale; + } + function scale(x) { + return output(x); + } + scale.invert = function(y) { + return input(y); + }; + scale.domain = function(x) { + if (!arguments.length) return domain; + domain = x.map(Number); + return rescale(); + }; + scale.range = function(x) { + if (!arguments.length) return range; + range = x; + return rescale(); + }; + scale.rangeRound = function(x) { + return scale.range(x).interpolate(d3_interpolateRound); + }; + scale.clamp = function(x) { + if (!arguments.length) return clamp; + clamp = x; + return rescale(); + }; + scale.interpolate = function(x) { + if (!arguments.length) return interpolate; + interpolate = x; + return rescale(); + }; + scale.ticks = function(m) { + return d3_scale_linearTicks(domain, m); + }; + scale.tickFormat = function(m, format) { + return d3_scale_linearTickFormat(domain, m, format); + }; + scale.nice = function(m) { + d3_scale_linearNice(domain, m); + return rescale(); + }; + scale.copy = function() { + return d3_scale_linear(domain, range, interpolate, clamp); + }; + return rescale(); + } + function d3_scale_linearRebind(scale, linear) { + return d3.rebind(scale, linear, "range", "rangeRound", "interpolate", "clamp"); + } + function d3_scale_linearNice(domain, m) { + return d3_scale_nice(domain, d3_scale_niceStep(d3_scale_linearTickRange(domain, m)[2])); + } + function d3_scale_linearTickRange(domain, m) { + if (m == null) m = 10; + var extent = d3_scaleExtent(domain), span = extent[1] - extent[0], step = Math.pow(10, Math.floor(Math.log(span / m) / Math.LN10)), err = m / span * step; + if (err <= .15) step *= 10; else if (err <= .35) step *= 5; else if (err <= .75) step *= 2; + extent[0] = Math.ceil(extent[0] / step) * step; + extent[1] = Math.floor(extent[1] / step) * step + step * .5; + extent[2] = step; + return extent; + } + function d3_scale_linearTicks(domain, m) { + return d3.range.apply(d3, d3_scale_linearTickRange(domain, m)); + } + function d3_scale_linearTickFormat(domain, m, format) { + var range = d3_scale_linearTickRange(domain, m); + if (format) { + var match = d3_format_re.exec(format); + match.shift(); + if (match[8] === "s") { + var prefix = d3.formatPrefix(Math.max(abs(range[0]), abs(range[1]))); + if (!match[7]) match[7] = "." + d3_scale_linearPrecision(prefix.scale(range[2])); + match[8] = "f"; + format = d3.format(match.join("")); + return function(d) { + return format(prefix.scale(d)) + prefix.symbol; + }; + } + if (!match[7]) match[7] = "." + d3_scale_linearFormatPrecision(match[8], range); + format = match.join(""); + } else { + format = ",." + d3_scale_linearPrecision(range[2]) + "f"; + } + return d3.format(format); + } + var d3_scale_linearFormatSignificant = { + s: 1, + g: 1, + p: 1, + r: 1, + e: 1 + }; + function d3_scale_linearPrecision(value) { + return -Math.floor(Math.log(value) / Math.LN10 + .01); + } + function d3_scale_linearFormatPrecision(type, range) { + var p = d3_scale_linearPrecision(range[2]); + return type in d3_scale_linearFormatSignificant ? Math.abs(p - d3_scale_linearPrecision(Math.max(abs(range[0]), abs(range[1])))) + +(type !== "e") : p - (type === "%") * 2; + } + d3.scale.log = function() { + return d3_scale_log(d3.scale.linear().domain([ 0, 1 ]), 10, true, [ 1, 10 ]); + }; + function d3_scale_log(linear, base, positive, domain) { + function log(x) { + return (positive ? Math.log(x < 0 ? 0 : x) : -Math.log(x > 0 ? 0 : -x)) / Math.log(base); + } + function pow(x) { + return positive ? Math.pow(base, x) : -Math.pow(base, -x); + } + function scale(x) { + return linear(log(x)); + } + scale.invert = function(x) { + return pow(linear.invert(x)); + }; + scale.domain = function(x) { + if (!arguments.length) return domain; + positive = x[0] >= 0; + linear.domain((domain = x.map(Number)).map(log)); + return scale; + }; + scale.base = function(_) { + if (!arguments.length) return base; + base = +_; + linear.domain(domain.map(log)); + return scale; + }; + scale.nice = function() { + var niced = d3_scale_nice(domain.map(log), positive ? Math : d3_scale_logNiceNegative); + linear.domain(niced); + domain = niced.map(pow); + return scale; + }; + scale.ticks = function() { + var extent = d3_scaleExtent(domain), ticks = [], u = extent[0], v = extent[1], i = Math.floor(log(u)), j = Math.ceil(log(v)), n = base % 1 ? 2 : base; + if (isFinite(j - i)) { + if (positive) { + for (;i < j; i++) for (var k = 1; k < n; k++) ticks.push(pow(i) * k); + ticks.push(pow(i)); + } else { + ticks.push(pow(i)); + for (;i++ < j; ) for (var k = n - 1; k > 0; k--) ticks.push(pow(i) * k); + } + for (i = 0; ticks[i] < u; i++) {} + for (j = ticks.length; ticks[j - 1] > v; j--) {} + ticks = ticks.slice(i, j); + } + return ticks; + }; + scale.tickFormat = function(n, format) { + if (!arguments.length) return d3_scale_logFormat; + if (arguments.length < 2) format = d3_scale_logFormat; else if (typeof format !== "function") format = d3.format(format); + var k = Math.max(.1, n / scale.ticks().length), f = positive ? (e = 1e-12, Math.ceil) : (e = -1e-12, + Math.floor), e; + return function(d) { + return d / pow(f(log(d) + e)) <= k ? format(d) : ""; + }; + }; + scale.copy = function() { + return d3_scale_log(linear.copy(), base, positive, domain); + }; + return d3_scale_linearRebind(scale, linear); + } + var d3_scale_logFormat = d3.format(".0e"), d3_scale_logNiceNegative = { + floor: function(x) { + return -Math.ceil(-x); + }, + ceil: function(x) { + return -Math.floor(-x); + } + }; + d3.scale.pow = function() { + return d3_scale_pow(d3.scale.linear(), 1, [ 0, 1 ]); + }; + function d3_scale_pow(linear, exponent, domain) { + var powp = d3_scale_powPow(exponent), powb = d3_scale_powPow(1 / exponent); + function scale(x) { + return linear(powp(x)); + } + scale.invert = function(x) { + return powb(linear.invert(x)); + }; + scale.domain = function(x) { + if (!arguments.length) return domain; + linear.domain((domain = x.map(Number)).map(powp)); + return scale; + }; + scale.ticks = function(m) { + return d3_scale_linearTicks(domain, m); + }; + scale.tickFormat = function(m, format) { + return d3_scale_linearTickFormat(domain, m, format); + }; + scale.nice = function(m) { + return scale.domain(d3_scale_linearNice(domain, m)); + }; + scale.exponent = function(x) { + if (!arguments.length) return exponent; + powp = d3_scale_powPow(exponent = x); + powb = d3_scale_powPow(1 / exponent); + linear.domain(domain.map(powp)); + return scale; + }; + scale.copy = function() { + return d3_scale_pow(linear.copy(), exponent, domain); + }; + return d3_scale_linearRebind(scale, linear); + } + function d3_scale_powPow(e) { + return function(x) { + return x < 0 ? -Math.pow(-x, e) : Math.pow(x, e); + }; + } + d3.scale.sqrt = function() { + return d3.scale.pow().exponent(.5); + }; + d3.scale.ordinal = function() { + return d3_scale_ordinal([], { + t: "range", + a: [ [] ] + }); + }; + function d3_scale_ordinal(domain, ranger) { + var index, range, rangeBand; + function scale(x) { + return range[((index.get(x) || (ranger.t === "range" ? index.set(x, domain.push(x)) : NaN)) - 1) % range.length]; + } + function steps(start, step) { + return d3.range(domain.length).map(function(i) { + return start + step * i; + }); + } + scale.domain = function(x) { + if (!arguments.length) return domain; + domain = []; + index = new d3_Map(); + var i = -1, n = x.length, xi; + while (++i < n) if (!index.has(xi = x[i])) index.set(xi, domain.push(xi)); + return scale[ranger.t].apply(scale, ranger.a); + }; + scale.range = function(x) { + if (!arguments.length) return range; + range = x; + rangeBand = 0; + ranger = { + t: "range", + a: arguments + }; + return scale; + }; + scale.rangePoints = function(x, padding) { + if (arguments.length < 2) padding = 0; + var start = x[0], stop = x[1], step = domain.length < 2 ? (start = (start + stop) / 2, + 0) : (stop - start) / (domain.length - 1 + padding); + range = steps(start + step * padding / 2, step); + rangeBand = 0; + ranger = { + t: "rangePoints", + a: arguments + }; + return scale; + }; + scale.rangeRoundPoints = function(x, padding) { + if (arguments.length < 2) padding = 0; + var start = x[0], stop = x[1], step = domain.length < 2 ? (start = stop = Math.round((start + stop) / 2), + 0) : (stop - start) / (domain.length - 1 + padding) | 0; + range = steps(start + Math.round(step * padding / 2 + (stop - start - (domain.length - 1 + padding) * step) / 2), step); + rangeBand = 0; + ranger = { + t: "rangeRoundPoints", + a: arguments + }; + return scale; + }; + scale.rangeBands = function(x, padding, outerPadding) { + if (arguments.length < 2) padding = 0; + if (arguments.length < 3) outerPadding = padding; + var reverse = x[1] < x[0], start = x[reverse - 0], stop = x[1 - reverse], step = (stop - start) / (domain.length - padding + 2 * outerPadding); + range = steps(start + step * outerPadding, step); + if (reverse) range.reverse(); + rangeBand = step * (1 - padding); + ranger = { + t: "rangeBands", + a: arguments + }; + return scale; + }; + scale.rangeRoundBands = function(x, padding, outerPadding) { + if (arguments.length < 2) padding = 0; + if (arguments.length < 3) outerPadding = padding; + var reverse = x[1] < x[0], start = x[reverse - 0], stop = x[1 - reverse], step = Math.floor((stop - start) / (domain.length - padding + 2 * outerPadding)); + range = steps(start + Math.round((stop - start - (domain.length - padding) * step) / 2), step); + if (reverse) range.reverse(); + rangeBand = Math.round(step * (1 - padding)); + ranger = { + t: "rangeRoundBands", + a: arguments + }; + return scale; + }; + scale.rangeBand = function() { + return rangeBand; + }; + scale.rangeExtent = function() { + return d3_scaleExtent(ranger.a[0]); + }; + scale.copy = function() { + return d3_scale_ordinal(domain, ranger); + }; + return scale.domain(domain); + } + d3.scale.category10 = function() { + return d3.scale.ordinal().range(d3_category10); + }; + d3.scale.category20 = function() { + return d3.scale.ordinal().range(d3_category20); + }; + d3.scale.category20b = function() { + return d3.scale.ordinal().range(d3_category20b); + }; + d3.scale.category20c = function() { + return d3.scale.ordinal().range(d3_category20c); + }; + var d3_category10 = [ 2062260, 16744206, 2924588, 14034728, 9725885, 9197131, 14907330, 8355711, 12369186, 1556175 ].map(d3_rgbString); + var d3_category20 = [ 2062260, 11454440, 16744206, 16759672, 2924588, 10018698, 14034728, 16750742, 9725885, 12955861, 9197131, 12885140, 14907330, 16234194, 8355711, 13092807, 12369186, 14408589, 1556175, 10410725 ].map(d3_rgbString); + var d3_category20b = [ 3750777, 5395619, 7040719, 10264286, 6519097, 9216594, 11915115, 13556636, 9202993, 12426809, 15186514, 15190932, 8666169, 11356490, 14049643, 15177372, 8077683, 10834324, 13528509, 14589654 ].map(d3_rgbString); + var d3_category20c = [ 3244733, 7057110, 10406625, 13032431, 15095053, 16616764, 16625259, 16634018, 3253076, 7652470, 10607003, 13101504, 7695281, 10394312, 12369372, 14342891, 6513507, 9868950, 12434877, 14277081 ].map(d3_rgbString); + d3.scale.quantile = function() { + return d3_scale_quantile([], []); + }; + function d3_scale_quantile(domain, range) { + var thresholds; + function rescale() { + var k = 0, q = range.length; + thresholds = []; + while (++k < q) thresholds[k - 1] = d3.quantile(domain, k / q); + return scale; + } + function scale(x) { + if (!isNaN(x = +x)) return range[d3.bisect(thresholds, x)]; + } + scale.domain = function(x) { + if (!arguments.length) return domain; + domain = x.map(d3_number).filter(d3_numeric).sort(d3_ascending); + return rescale(); + }; + scale.range = function(x) { + if (!arguments.length) return range; + range = x; + return rescale(); + }; + scale.quantiles = function() { + return thresholds; + }; + scale.invertExtent = function(y) { + y = range.indexOf(y); + return y < 0 ? [ NaN, NaN ] : [ y > 0 ? thresholds[y - 1] : domain[0], y < thresholds.length ? thresholds[y] : domain[domain.length - 1] ]; + }; + scale.copy = function() { + return d3_scale_quantile(domain, range); + }; + return rescale(); + } + d3.scale.quantize = function() { + return d3_scale_quantize(0, 1, [ 0, 1 ]); + }; + function d3_scale_quantize(x0, x1, range) { + var kx, i; + function scale(x) { + return range[Math.max(0, Math.min(i, Math.floor(kx * (x - x0))))]; + } + function rescale() { + kx = range.length / (x1 - x0); + i = range.length - 1; + return scale; + } + scale.domain = function(x) { + if (!arguments.length) return [ x0, x1 ]; + x0 = +x[0]; + x1 = +x[x.length - 1]; + return rescale(); + }; + scale.range = function(x) { + if (!arguments.length) return range; + range = x; + return rescale(); + }; + scale.invertExtent = function(y) { + y = range.indexOf(y); + y = y < 0 ? NaN : y / kx + x0; + return [ y, y + 1 / kx ]; + }; + scale.copy = function() { + return d3_scale_quantize(x0, x1, range); + }; + return rescale(); + } + d3.scale.threshold = function() { + return d3_scale_threshold([ .5 ], [ 0, 1 ]); + }; + function d3_scale_threshold(domain, range) { + function scale(x) { + if (x <= x) return range[d3.bisect(domain, x)]; + } + scale.domain = function(_) { + if (!arguments.length) return domain; + domain = _; + return scale; + }; + scale.range = function(_) { + if (!arguments.length) return range; + range = _; + return scale; + }; + scale.invertExtent = function(y) { + y = range.indexOf(y); + return [ domain[y - 1], domain[y] ]; + }; + scale.copy = function() { + return d3_scale_threshold(domain, range); + }; + return scale; + } + d3.scale.identity = function() { + return d3_scale_identity([ 0, 1 ]); + }; + function d3_scale_identity(domain) { + function identity(x) { + return +x; + } + identity.invert = identity; + identity.domain = identity.range = function(x) { + if (!arguments.length) return domain; + domain = x.map(identity); + return identity; + }; + identity.ticks = function(m) { + return d3_scale_linearTicks(domain, m); + }; + identity.tickFormat = function(m, format) { + return d3_scale_linearTickFormat(domain, m, format); + }; + identity.copy = function() { + return d3_scale_identity(domain); + }; + return identity; + } + d3.svg = {}; + function d3_zero() { + return 0; + } + d3.svg.arc = function() { + var innerRadius = d3_svg_arcInnerRadius, outerRadius = d3_svg_arcOuterRadius, cornerRadius = d3_zero, padRadius = d3_svg_arcAuto, startAngle = d3_svg_arcStartAngle, endAngle = d3_svg_arcEndAngle, padAngle = d3_svg_arcPadAngle; + function arc() { + var r0 = Math.max(0, +innerRadius.apply(this, arguments)), r1 = Math.max(0, +outerRadius.apply(this, arguments)), a0 = startAngle.apply(this, arguments) - halfπ, a1 = endAngle.apply(this, arguments) - halfπ, da = Math.abs(a1 - a0), cw = a0 > a1 ? 0 : 1; + if (r1 < r0) rc = r1, r1 = r0, r0 = rc; + if (da >= τε) return circleSegment(r1, cw) + (r0 ? circleSegment(r0, 1 - cw) : "") + "Z"; + var rc, cr, rp, ap, p0 = 0, p1 = 0, x0, y0, x1, y1, x2, y2, x3, y3, path = []; + if (ap = (+padAngle.apply(this, arguments) || 0) / 2) { + rp = padRadius === d3_svg_arcAuto ? Math.sqrt(r0 * r0 + r1 * r1) : +padRadius.apply(this, arguments); + if (!cw) p1 *= -1; + if (r1) p1 = d3_asin(rp / r1 * Math.sin(ap)); + if (r0) p0 = d3_asin(rp / r0 * Math.sin(ap)); + } + if (r1) { + x0 = r1 * Math.cos(a0 + p1); + y0 = r1 * Math.sin(a0 + p1); + x1 = r1 * Math.cos(a1 - p1); + y1 = r1 * Math.sin(a1 - p1); + var l1 = Math.abs(a1 - a0 - 2 * p1) <= π ? 0 : 1; + if (p1 && d3_svg_arcSweep(x0, y0, x1, y1) === cw ^ l1) { + var h1 = (a0 + a1) / 2; + x0 = r1 * Math.cos(h1); + y0 = r1 * Math.sin(h1); + x1 = y1 = null; + } + } else { + x0 = y0 = 0; + } + if (r0) { + x2 = r0 * Math.cos(a1 - p0); + y2 = r0 * Math.sin(a1 - p0); + x3 = r0 * Math.cos(a0 + p0); + y3 = r0 * Math.sin(a0 + p0); + var l0 = Math.abs(a0 - a1 + 2 * p0) <= π ? 0 : 1; + if (p0 && d3_svg_arcSweep(x2, y2, x3, y3) === 1 - cw ^ l0) { + var h0 = (a0 + a1) / 2; + x2 = r0 * Math.cos(h0); + y2 = r0 * Math.sin(h0); + x3 = y3 = null; + } + } else { + x2 = y2 = 0; + } + if ((rc = Math.min(Math.abs(r1 - r0) / 2, +cornerRadius.apply(this, arguments))) > .001) { + cr = r0 < r1 ^ cw ? 0 : 1; + var oc = x3 == null ? [ x2, y2 ] : x1 == null ? [ x0, y0 ] : d3_geom_polygonIntersect([ x0, y0 ], [ x3, y3 ], [ x1, y1 ], [ x2, y2 ]), ax = x0 - oc[0], ay = y0 - oc[1], bx = x1 - oc[0], by = y1 - oc[1], kc = 1 / Math.sin(Math.acos((ax * bx + ay * by) / (Math.sqrt(ax * ax + ay * ay) * Math.sqrt(bx * bx + by * by))) / 2), lc = Math.sqrt(oc[0] * oc[0] + oc[1] * oc[1]); + if (x1 != null) { + var rc1 = Math.min(rc, (r1 - lc) / (kc + 1)), t30 = d3_svg_arcCornerTangents(x3 == null ? [ x2, y2 ] : [ x3, y3 ], [ x0, y0 ], r1, rc1, cw), t12 = d3_svg_arcCornerTangents([ x1, y1 ], [ x2, y2 ], r1, rc1, cw); + if (rc === rc1) { + path.push("M", t30[0], "A", rc1, ",", rc1, " 0 0,", cr, " ", t30[1], "A", r1, ",", r1, " 0 ", 1 - cw ^ d3_svg_arcSweep(t30[1][0], t30[1][1], t12[1][0], t12[1][1]), ",", cw, " ", t12[1], "A", rc1, ",", rc1, " 0 0,", cr, " ", t12[0]); + } else { + path.push("M", t30[0], "A", rc1, ",", rc1, " 0 1,", cr, " ", t12[0]); + } + } else { + path.push("M", x0, ",", y0); + } + if (x3 != null) { + var rc0 = Math.min(rc, (r0 - lc) / (kc - 1)), t03 = d3_svg_arcCornerTangents([ x0, y0 ], [ x3, y3 ], r0, -rc0, cw), t21 = d3_svg_arcCornerTangents([ x2, y2 ], x1 == null ? [ x0, y0 ] : [ x1, y1 ], r0, -rc0, cw); + if (rc === rc0) { + path.push("L", t21[0], "A", rc0, ",", rc0, " 0 0,", cr, " ", t21[1], "A", r0, ",", r0, " 0 ", cw ^ d3_svg_arcSweep(t21[1][0], t21[1][1], t03[1][0], t03[1][1]), ",", 1 - cw, " ", t03[1], "A", rc0, ",", rc0, " 0 0,", cr, " ", t03[0]); + } else { + path.push("L", t21[0], "A", rc0, ",", rc0, " 0 0,", cr, " ", t03[0]); + } + } else { + path.push("L", x2, ",", y2); + } + } else { + path.push("M", x0, ",", y0); + if (x1 != null) path.push("A", r1, ",", r1, " 0 ", l1, ",", cw, " ", x1, ",", y1); + path.push("L", x2, ",", y2); + if (x3 != null) path.push("A", r0, ",", r0, " 0 ", l0, ",", 1 - cw, " ", x3, ",", y3); + } + path.push("Z"); + return path.join(""); + } + function circleSegment(r1, cw) { + return "M0," + r1 + "A" + r1 + "," + r1 + " 0 1," + cw + " 0," + -r1 + "A" + r1 + "," + r1 + " 0 1," + cw + " 0," + r1; + } + arc.innerRadius = function(v) { + if (!arguments.length) return innerRadius; + innerRadius = d3_functor(v); + return arc; + }; + arc.outerRadius = function(v) { + if (!arguments.length) return outerRadius; + outerRadius = d3_functor(v); + return arc; + }; + arc.cornerRadius = function(v) { + if (!arguments.length) return cornerRadius; + cornerRadius = d3_functor(v); + return arc; + }; + arc.padRadius = function(v) { + if (!arguments.length) return padRadius; + padRadius = v == d3_svg_arcAuto ? d3_svg_arcAuto : d3_functor(v); + return arc; + }; + arc.startAngle = function(v) { + if (!arguments.length) return startAngle; + startAngle = d3_functor(v); + return arc; + }; + arc.endAngle = function(v) { + if (!arguments.length) return endAngle; + endAngle = d3_functor(v); + return arc; + }; + arc.padAngle = function(v) { + if (!arguments.length) return padAngle; + padAngle = d3_functor(v); + return arc; + }; + arc.centroid = function() { + var r = (+innerRadius.apply(this, arguments) + +outerRadius.apply(this, arguments)) / 2, a = (+startAngle.apply(this, arguments) + +endAngle.apply(this, arguments)) / 2 - halfπ; + return [ Math.cos(a) * r, Math.sin(a) * r ]; + }; + return arc; + }; + var d3_svg_arcAuto = "auto"; + function d3_svg_arcInnerRadius(d) { + return d.innerRadius; + } + function d3_svg_arcOuterRadius(d) { + return d.outerRadius; + } + function d3_svg_arcStartAngle(d) { + return d.startAngle; + } + function d3_svg_arcEndAngle(d) { + return d.endAngle; + } + function d3_svg_arcPadAngle(d) { + return d && d.padAngle; + } + function d3_svg_arcSweep(x0, y0, x1, y1) { + return (x0 - x1) * y0 - (y0 - y1) * x0 > 0 ? 0 : 1; + } + function d3_svg_arcCornerTangents(p0, p1, r1, rc, cw) { + var x01 = p0[0] - p1[0], y01 = p0[1] - p1[1], lo = (cw ? rc : -rc) / Math.sqrt(x01 * x01 + y01 * y01), ox = lo * y01, oy = -lo * x01, x1 = p0[0] + ox, y1 = p0[1] + oy, x2 = p1[0] + ox, y2 = p1[1] + oy, x3 = (x1 + x2) / 2, y3 = (y1 + y2) / 2, dx = x2 - x1, dy = y2 - y1, d2 = dx * dx + dy * dy, r = r1 - rc, D = x1 * y2 - x2 * y1, d = (dy < 0 ? -1 : 1) * Math.sqrt(r * r * d2 - D * D), cx0 = (D * dy - dx * d) / d2, cy0 = (-D * dx - dy * d) / d2, cx1 = (D * dy + dx * d) / d2, cy1 = (-D * dx + dy * d) / d2, dx0 = cx0 - x3, dy0 = cy0 - y3, dx1 = cx1 - x3, dy1 = cy1 - y3; + if (dx0 * dx0 + dy0 * dy0 > dx1 * dx1 + dy1 * dy1) cx0 = cx1, cy0 = cy1; + return [ [ cx0 - ox, cy0 - oy ], [ cx0 * r1 / r, cy0 * r1 / r ] ]; + } + function d3_svg_line(projection) { + var x = d3_geom_pointX, y = d3_geom_pointY, defined = d3_true, interpolate = d3_svg_lineLinear, interpolateKey = interpolate.key, tension = .7; + function line(data) { + var segments = [], points = [], i = -1, n = data.length, d, fx = d3_functor(x), fy = d3_functor(y); + function segment() { + segments.push("M", interpolate(projection(points), tension)); + } + while (++i < n) { + if (defined.call(this, d = data[i], i)) { + points.push([ +fx.call(this, d, i), +fy.call(this, d, i) ]); + } else if (points.length) { + segment(); + points = []; + } + } + if (points.length) segment(); + return segments.length ? segments.join("") : null; + } + line.x = function(_) { + if (!arguments.length) return x; + x = _; + return line; + }; + line.y = function(_) { + if (!arguments.length) return y; + y = _; + return line; + }; + line.defined = function(_) { + if (!arguments.length) return defined; + defined = _; + return line; + }; + line.interpolate = function(_) { + if (!arguments.length) return interpolateKey; + if (typeof _ === "function") interpolateKey = interpolate = _; else interpolateKey = (interpolate = d3_svg_lineInterpolators.get(_) || d3_svg_lineLinear).key; + return line; + }; + line.tension = function(_) { + if (!arguments.length) return tension; + tension = _; + return line; + }; + return line; + } + d3.svg.line = function() { + return d3_svg_line(d3_identity); + }; + var d3_svg_lineInterpolators = d3.map({ + linear: d3_svg_lineLinear, + "linear-closed": d3_svg_lineLinearClosed, + step: d3_svg_lineStep, + "step-before": d3_svg_lineStepBefore, + "step-after": d3_svg_lineStepAfter, + basis: d3_svg_lineBasis, + "basis-open": d3_svg_lineBasisOpen, + "basis-closed": d3_svg_lineBasisClosed, + bundle: d3_svg_lineBundle, + cardinal: d3_svg_lineCardinal, + "cardinal-open": d3_svg_lineCardinalOpen, + "cardinal-closed": d3_svg_lineCardinalClosed, + monotone: d3_svg_lineMonotone + }); + d3_svg_lineInterpolators.forEach(function(key, value) { + value.key = key; + value.closed = /-closed$/.test(key); + }); + function d3_svg_lineLinear(points) { + return points.join("L"); + } + function d3_svg_lineLinearClosed(points) { + return d3_svg_lineLinear(points) + "Z"; + } + function d3_svg_lineStep(points) { + var i = 0, n = points.length, p = points[0], path = [ p[0], ",", p[1] ]; + while (++i < n) path.push("H", (p[0] + (p = points[i])[0]) / 2, "V", p[1]); + if (n > 1) path.push("H", p[0]); + return path.join(""); + } + function d3_svg_lineStepBefore(points) { + var i = 0, n = points.length, p = points[0], path = [ p[0], ",", p[1] ]; + while (++i < n) path.push("V", (p = points[i])[1], "H", p[0]); + return path.join(""); + } + function d3_svg_lineStepAfter(points) { + var i = 0, n = points.length, p = points[0], path = [ p[0], ",", p[1] ]; + while (++i < n) path.push("H", (p = points[i])[0], "V", p[1]); + return path.join(""); + } + function d3_svg_lineCardinalOpen(points, tension) { + return points.length < 4 ? d3_svg_lineLinear(points) : points[1] + d3_svg_lineHermite(points.slice(1, -1), d3_svg_lineCardinalTangents(points, tension)); + } + function d3_svg_lineCardinalClosed(points, tension) { + return points.length < 3 ? d3_svg_lineLinear(points) : points[0] + d3_svg_lineHermite((points.push(points[0]), + points), d3_svg_lineCardinalTangents([ points[points.length - 2] ].concat(points, [ points[1] ]), tension)); + } + function d3_svg_lineCardinal(points, tension) { + return points.length < 3 ? d3_svg_lineLinear(points) : points[0] + d3_svg_lineHermite(points, d3_svg_lineCardinalTangents(points, tension)); + } + function d3_svg_lineHermite(points, tangents) { + if (tangents.length < 1 || points.length != tangents.length && points.length != tangents.length + 2) { + return d3_svg_lineLinear(points); + } + var quad = points.length != tangents.length, path = "", p0 = points[0], p = points[1], t0 = tangents[0], t = t0, pi = 1; + if (quad) { + path += "Q" + (p[0] - t0[0] * 2 / 3) + "," + (p[1] - t0[1] * 2 / 3) + "," + p[0] + "," + p[1]; + p0 = points[1]; + pi = 2; + } + if (tangents.length > 1) { + t = tangents[1]; + p = points[pi]; + pi++; + path += "C" + (p0[0] + t0[0]) + "," + (p0[1] + t0[1]) + "," + (p[0] - t[0]) + "," + (p[1] - t[1]) + "," + p[0] + "," + p[1]; + for (var i = 2; i < tangents.length; i++, pi++) { + p = points[pi]; + t = tangents[i]; + path += "S" + (p[0] - t[0]) + "," + (p[1] - t[1]) + "," + p[0] + "," + p[1]; + } + } + if (quad) { + var lp = points[pi]; + path += "Q" + (p[0] + t[0] * 2 / 3) + "," + (p[1] + t[1] * 2 / 3) + "," + lp[0] + "," + lp[1]; + } + return path; + } + function d3_svg_lineCardinalTangents(points, tension) { + var tangents = [], a = (1 - tension) / 2, p0, p1 = points[0], p2 = points[1], i = 1, n = points.length; + while (++i < n) { + p0 = p1; + p1 = p2; + p2 = points[i]; + tangents.push([ a * (p2[0] - p0[0]), a * (p2[1] - p0[1]) ]); + } + return tangents; + } + function d3_svg_lineBasis(points) { + if (points.length < 3) return d3_svg_lineLinear(points); + var i = 1, n = points.length, pi = points[0], x0 = pi[0], y0 = pi[1], px = [ x0, x0, x0, (pi = points[1])[0] ], py = [ y0, y0, y0, pi[1] ], path = [ x0, ",", y0, "L", d3_svg_lineDot4(d3_svg_lineBasisBezier3, px), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier3, py) ]; + points.push(points[n - 1]); + while (++i <= n) { + pi = points[i]; + px.shift(); + px.push(pi[0]); + py.shift(); + py.push(pi[1]); + d3_svg_lineBasisBezier(path, px, py); + } + points.pop(); + path.push("L", pi); + return path.join(""); + } + function d3_svg_lineBasisOpen(points) { + if (points.length < 4) return d3_svg_lineLinear(points); + var path = [], i = -1, n = points.length, pi, px = [ 0 ], py = [ 0 ]; + while (++i < 3) { + pi = points[i]; + px.push(pi[0]); + py.push(pi[1]); + } + path.push(d3_svg_lineDot4(d3_svg_lineBasisBezier3, px) + "," + d3_svg_lineDot4(d3_svg_lineBasisBezier3, py)); + --i; + while (++i < n) { + pi = points[i]; + px.shift(); + px.push(pi[0]); + py.shift(); + py.push(pi[1]); + d3_svg_lineBasisBezier(path, px, py); + } + return path.join(""); + } + function d3_svg_lineBasisClosed(points) { + var path, i = -1, n = points.length, m = n + 4, pi, px = [], py = []; + while (++i < 4) { + pi = points[i % n]; + px.push(pi[0]); + py.push(pi[1]); + } + path = [ d3_svg_lineDot4(d3_svg_lineBasisBezier3, px), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier3, py) ]; + --i; + while (++i < m) { + pi = points[i % n]; + px.shift(); + px.push(pi[0]); + py.shift(); + py.push(pi[1]); + d3_svg_lineBasisBezier(path, px, py); + } + return path.join(""); + } + function d3_svg_lineBundle(points, tension) { + var n = points.length - 1; + if (n) { + var x0 = points[0][0], y0 = points[0][1], dx = points[n][0] - x0, dy = points[n][1] - y0, i = -1, p, t; + while (++i <= n) { + p = points[i]; + t = i / n; + p[0] = tension * p[0] + (1 - tension) * (x0 + t * dx); + p[1] = tension * p[1] + (1 - tension) * (y0 + t * dy); + } + } + return d3_svg_lineBasis(points); + } + function d3_svg_lineDot4(a, b) { + return a[0] * b[0] + a[1] * b[1] + a[2] * b[2] + a[3] * b[3]; + } + var d3_svg_lineBasisBezier1 = [ 0, 2 / 3, 1 / 3, 0 ], d3_svg_lineBasisBezier2 = [ 0, 1 / 3, 2 / 3, 0 ], d3_svg_lineBasisBezier3 = [ 0, 1 / 6, 2 / 3, 1 / 6 ]; + function d3_svg_lineBasisBezier(path, x, y) { + path.push("C", d3_svg_lineDot4(d3_svg_lineBasisBezier1, x), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier1, y), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier2, x), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier2, y), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier3, x), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier3, y)); + } + function d3_svg_lineSlope(p0, p1) { + return (p1[1] - p0[1]) / (p1[0] - p0[0]); + } + function d3_svg_lineFiniteDifferences(points) { + var i = 0, j = points.length - 1, m = [], p0 = points[0], p1 = points[1], d = m[0] = d3_svg_lineSlope(p0, p1); + while (++i < j) { + m[i] = (d + (d = d3_svg_lineSlope(p0 = p1, p1 = points[i + 1]))) / 2; + } + m[i] = d; + return m; + } + function d3_svg_lineMonotoneTangents(points) { + var tangents = [], d, a, b, s, m = d3_svg_lineFiniteDifferences(points), i = -1, j = points.length - 1; + while (++i < j) { + d = d3_svg_lineSlope(points[i], points[i + 1]); + if (abs(d) < ε) { + m[i] = m[i + 1] = 0; + } else { + a = m[i] / d; + b = m[i + 1] / d; + s = a * a + b * b; + if (s > 9) { + s = d * 3 / Math.sqrt(s); + m[i] = s * a; + m[i + 1] = s * b; + } + } + } + i = -1; + while (++i <= j) { + s = (points[Math.min(j, i + 1)][0] - points[Math.max(0, i - 1)][0]) / (6 * (1 + m[i] * m[i])); + tangents.push([ s || 0, m[i] * s || 0 ]); + } + return tangents; + } + function d3_svg_lineMonotone(points) { + return points.length < 3 ? d3_svg_lineLinear(points) : points[0] + d3_svg_lineHermite(points, d3_svg_lineMonotoneTangents(points)); + } + d3.svg.line.radial = function() { + var line = d3_svg_line(d3_svg_lineRadial); + line.radius = line.x, delete line.x; + line.angle = line.y, delete line.y; + return line; + }; + function d3_svg_lineRadial(points) { + var point, i = -1, n = points.length, r, a; + while (++i < n) { + point = points[i]; + r = point[0]; + a = point[1] - halfπ; + point[0] = r * Math.cos(a); + point[1] = r * Math.sin(a); + } + return points; + } + function d3_svg_area(projection) { + var x0 = d3_geom_pointX, x1 = d3_geom_pointX, y0 = 0, y1 = d3_geom_pointY, defined = d3_true, interpolate = d3_svg_lineLinear, interpolateKey = interpolate.key, interpolateReverse = interpolate, L = "L", tension = .7; + function area(data) { + var segments = [], points0 = [], points1 = [], i = -1, n = data.length, d, fx0 = d3_functor(x0), fy0 = d3_functor(y0), fx1 = x0 === x1 ? function() { + return x; + } : d3_functor(x1), fy1 = y0 === y1 ? function() { + return y; + } : d3_functor(y1), x, y; + function segment() { + segments.push("M", interpolate(projection(points1), tension), L, interpolateReverse(projection(points0.reverse()), tension), "Z"); + } + while (++i < n) { + if (defined.call(this, d = data[i], i)) { + points0.push([ x = +fx0.call(this, d, i), y = +fy0.call(this, d, i) ]); + points1.push([ +fx1.call(this, d, i), +fy1.call(this, d, i) ]); + } else if (points0.length) { + segment(); + points0 = []; + points1 = []; + } + } + if (points0.length) segment(); + return segments.length ? segments.join("") : null; + } + area.x = function(_) { + if (!arguments.length) return x1; + x0 = x1 = _; + return area; + }; + area.x0 = function(_) { + if (!arguments.length) return x0; + x0 = _; + return area; + }; + area.x1 = function(_) { + if (!arguments.length) return x1; + x1 = _; + return area; + }; + area.y = function(_) { + if (!arguments.length) return y1; + y0 = y1 = _; + return area; + }; + area.y0 = function(_) { + if (!arguments.length) return y0; + y0 = _; + return area; + }; + area.y1 = function(_) { + if (!arguments.length) return y1; + y1 = _; + return area; + }; + area.defined = function(_) { + if (!arguments.length) return defined; + defined = _; + return area; + }; + area.interpolate = function(_) { + if (!arguments.length) return interpolateKey; + if (typeof _ === "function") interpolateKey = interpolate = _; else interpolateKey = (interpolate = d3_svg_lineInterpolators.get(_) || d3_svg_lineLinear).key; + interpolateReverse = interpolate.reverse || interpolate; + L = interpolate.closed ? "M" : "L"; + return area; + }; + area.tension = function(_) { + if (!arguments.length) return tension; + tension = _; + return area; + }; + return area; + } + d3_svg_lineStepBefore.reverse = d3_svg_lineStepAfter; + d3_svg_lineStepAfter.reverse = d3_svg_lineStepBefore; + d3.svg.area = function() { + return d3_svg_area(d3_identity); + }; + d3.svg.area.radial = function() { + var area = d3_svg_area(d3_svg_lineRadial); + area.radius = area.x, delete area.x; + area.innerRadius = area.x0, delete area.x0; + area.outerRadius = area.x1, delete area.x1; + area.angle = area.y, delete area.y; + area.startAngle = area.y0, delete area.y0; + area.endAngle = area.y1, delete area.y1; + return area; + }; + d3.svg.chord = function() { + var source = d3_source, target = d3_target, radius = d3_svg_chordRadius, startAngle = d3_svg_arcStartAngle, endAngle = d3_svg_arcEndAngle; + function chord(d, i) { + var s = subgroup(this, source, d, i), t = subgroup(this, target, d, i); + return "M" + s.p0 + arc(s.r, s.p1, s.a1 - s.a0) + (equals(s, t) ? curve(s.r, s.p1, s.r, s.p0) : curve(s.r, s.p1, t.r, t.p0) + arc(t.r, t.p1, t.a1 - t.a0) + curve(t.r, t.p1, s.r, s.p0)) + "Z"; + } + function subgroup(self, f, d, i) { + var subgroup = f.call(self, d, i), r = radius.call(self, subgroup, i), a0 = startAngle.call(self, subgroup, i) - halfπ, a1 = endAngle.call(self, subgroup, i) - halfπ; + return { + r: r, + a0: a0, + a1: a1, + p0: [ r * Math.cos(a0), r * Math.sin(a0) ], + p1: [ r * Math.cos(a1), r * Math.sin(a1) ] + }; + } + function equals(a, b) { + return a.a0 == b.a0 && a.a1 == b.a1; + } + function arc(r, p, a) { + return "A" + r + "," + r + " 0 " + +(a > π) + ",1 " + p; + } + function curve(r0, p0, r1, p1) { + return "Q 0,0 " + p1; + } + chord.radius = function(v) { + if (!arguments.length) return radius; + radius = d3_functor(v); + return chord; + }; + chord.source = function(v) { + if (!arguments.length) return source; + source = d3_functor(v); + return chord; + }; + chord.target = function(v) { + if (!arguments.length) return target; + target = d3_functor(v); + return chord; + }; + chord.startAngle = function(v) { + if (!arguments.length) return startAngle; + startAngle = d3_functor(v); + return chord; + }; + chord.endAngle = function(v) { + if (!arguments.length) return endAngle; + endAngle = d3_functor(v); + return chord; + }; + return chord; + }; + function d3_svg_chordRadius(d) { + return d.radius; + } + d3.svg.diagonal = function() { + var source = d3_source, target = d3_target, projection = d3_svg_diagonalProjection; + function diagonal(d, i) { + var p0 = source.call(this, d, i), p3 = target.call(this, d, i), m = (p0.y + p3.y) / 2, p = [ p0, { + x: p0.x, + y: m + }, { + x: p3.x, + y: m + }, p3 ]; + p = p.map(projection); + return "M" + p[0] + "C" + p[1] + " " + p[2] + " " + p[3]; + } + diagonal.source = function(x) { + if (!arguments.length) return source; + source = d3_functor(x); + return diagonal; + }; + diagonal.target = function(x) { + if (!arguments.length) return target; + target = d3_functor(x); + return diagonal; + }; + diagonal.projection = function(x) { + if (!arguments.length) return projection; + projection = x; + return diagonal; + }; + return diagonal; + }; + function d3_svg_diagonalProjection(d) { + return [ d.x, d.y ]; + } + d3.svg.diagonal.radial = function() { + var diagonal = d3.svg.diagonal(), projection = d3_svg_diagonalProjection, projection_ = diagonal.projection; + diagonal.projection = function(x) { + return arguments.length ? projection_(d3_svg_diagonalRadialProjection(projection = x)) : projection; + }; + return diagonal; + }; + function d3_svg_diagonalRadialProjection(projection) { + return function() { + var d = projection.apply(this, arguments), r = d[0], a = d[1] - halfπ; + return [ r * Math.cos(a), r * Math.sin(a) ]; + }; + } + d3.svg.symbol = function() { + var type = d3_svg_symbolType, size = d3_svg_symbolSize; + function symbol(d, i) { + return (d3_svg_symbols.get(type.call(this, d, i)) || d3_svg_symbolCircle)(size.call(this, d, i)); + } + symbol.type = function(x) { + if (!arguments.length) return type; + type = d3_functor(x); + return symbol; + }; + symbol.size = function(x) { + if (!arguments.length) return size; + size = d3_functor(x); + return symbol; + }; + return symbol; + }; + function d3_svg_symbolSize() { + return 64; + } + function d3_svg_symbolType() { + return "circle"; + } + function d3_svg_symbolCircle(size) { + var r = Math.sqrt(size / π); + return "M0," + r + "A" + r + "," + r + " 0 1,1 0," + -r + "A" + r + "," + r + " 0 1,1 0," + r + "Z"; + } + var d3_svg_symbols = d3.map({ + circle: d3_svg_symbolCircle, + cross: function(size) { + var r = Math.sqrt(size / 5) / 2; + return "M" + -3 * r + "," + -r + "H" + -r + "V" + -3 * r + "H" + r + "V" + -r + "H" + 3 * r + "V" + r + "H" + r + "V" + 3 * r + "H" + -r + "V" + r + "H" + -3 * r + "Z"; + }, + diamond: function(size) { + var ry = Math.sqrt(size / (2 * d3_svg_symbolTan30)), rx = ry * d3_svg_symbolTan30; + return "M0," + -ry + "L" + rx + ",0" + " 0," + ry + " " + -rx + ",0" + "Z"; + }, + square: function(size) { + var r = Math.sqrt(size) / 2; + return "M" + -r + "," + -r + "L" + r + "," + -r + " " + r + "," + r + " " + -r + "," + r + "Z"; + }, + "triangle-down": function(size) { + var rx = Math.sqrt(size / d3_svg_symbolSqrt3), ry = rx * d3_svg_symbolSqrt3 / 2; + return "M0," + ry + "L" + rx + "," + -ry + " " + -rx + "," + -ry + "Z"; + }, + "triangle-up": function(size) { + var rx = Math.sqrt(size / d3_svg_symbolSqrt3), ry = rx * d3_svg_symbolSqrt3 / 2; + return "M0," + -ry + "L" + rx + "," + ry + " " + -rx + "," + ry + "Z"; + } + }); + d3.svg.symbolTypes = d3_svg_symbols.keys(); + var d3_svg_symbolSqrt3 = Math.sqrt(3), d3_svg_symbolTan30 = Math.tan(30 * d3_radians); + d3_selectionPrototype.transition = function(name) { + var id = d3_transitionInheritId || ++d3_transitionId, ns = d3_transitionNamespace(name), subgroups = [], subgroup, node, transition = d3_transitionInherit || { + time: Date.now(), + ease: d3_ease_cubicInOut, + delay: 0, + duration: 250 + }; + for (var j = -1, m = this.length; ++j < m; ) { + subgroups.push(subgroup = []); + for (var group = this[j], i = -1, n = group.length; ++i < n; ) { + if (node = group[i]) d3_transitionNode(node, i, ns, id, transition); + subgroup.push(node); + } + } + return d3_transition(subgroups, ns, id); + }; + d3_selectionPrototype.interrupt = function(name) { + return this.each(name == null ? d3_selection_interrupt : d3_selection_interruptNS(d3_transitionNamespace(name))); + }; + var d3_selection_interrupt = d3_selection_interruptNS(d3_transitionNamespace()); + function d3_selection_interruptNS(ns) { + return function() { + var lock, active; + if ((lock = this[ns]) && (active = lock[lock.active])) { + if (--lock.count) delete lock[lock.active]; else delete this[ns]; + lock.active += .5; + active.event && active.event.interrupt.call(this, this.__data__, active.index); + } + }; + } + function d3_transition(groups, ns, id) { + d3_subclass(groups, d3_transitionPrototype); + groups.namespace = ns; + groups.id = id; + return groups; + } + var d3_transitionPrototype = [], d3_transitionId = 0, d3_transitionInheritId, d3_transitionInherit; + d3_transitionPrototype.call = d3_selectionPrototype.call; + d3_transitionPrototype.empty = d3_selectionPrototype.empty; + d3_transitionPrototype.node = d3_selectionPrototype.node; + d3_transitionPrototype.size = d3_selectionPrototype.size; + d3.transition = function(selection, name) { + return selection && selection.transition ? d3_transitionInheritId ? selection.transition(name) : selection : d3_selectionRoot.transition(selection); + }; + d3.transition.prototype = d3_transitionPrototype; + d3_transitionPrototype.select = function(selector) { + var id = this.id, ns = this.namespace, subgroups = [], subgroup, subnode, node; + selector = d3_selection_selector(selector); + for (var j = -1, m = this.length; ++j < m; ) { + subgroups.push(subgroup = []); + for (var group = this[j], i = -1, n = group.length; ++i < n; ) { + if ((node = group[i]) && (subnode = selector.call(node, node.__data__, i, j))) { + if ("__data__" in node) subnode.__data__ = node.__data__; + d3_transitionNode(subnode, i, ns, id, node[ns][id]); + subgroup.push(subnode); + } else { + subgroup.push(null); + } + } + } + return d3_transition(subgroups, ns, id); + }; + d3_transitionPrototype.selectAll = function(selector) { + var id = this.id, ns = this.namespace, subgroups = [], subgroup, subnodes, node, subnode, transition; + selector = d3_selection_selectorAll(selector); + for (var j = -1, m = this.length; ++j < m; ) { + for (var group = this[j], i = -1, n = group.length; ++i < n; ) { + if (node = group[i]) { + transition = node[ns][id]; + subnodes = selector.call(node, node.__data__, i, j); + subgroups.push(subgroup = []); + for (var k = -1, o = subnodes.length; ++k < o; ) { + if (subnode = subnodes[k]) d3_transitionNode(subnode, k, ns, id, transition); + subgroup.push(subnode); + } + } + } + } + return d3_transition(subgroups, ns, id); + }; + d3_transitionPrototype.filter = function(filter) { + var subgroups = [], subgroup, group, node; + if (typeof filter !== "function") filter = d3_selection_filter(filter); + for (var j = 0, m = this.length; j < m; j++) { + subgroups.push(subgroup = []); + for (var group = this[j], i = 0, n = group.length; i < n; i++) { + if ((node = group[i]) && filter.call(node, node.__data__, i, j)) { + subgroup.push(node); + } + } + } + return d3_transition(subgroups, this.namespace, this.id); + }; + d3_transitionPrototype.tween = function(name, tween) { + var id = this.id, ns = this.namespace; + if (arguments.length < 2) return this.node()[ns][id].tween.get(name); + return d3_selection_each(this, tween == null ? function(node) { + node[ns][id].tween.remove(name); + } : function(node) { + node[ns][id].tween.set(name, tween); + }); + }; + function d3_transition_tween(groups, name, value, tween) { + var id = groups.id, ns = groups.namespace; + return d3_selection_each(groups, typeof value === "function" ? function(node, i, j) { + node[ns][id].tween.set(name, tween(value.call(node, node.__data__, i, j))); + } : (value = tween(value), function(node) { + node[ns][id].tween.set(name, value); + })); + } + d3_transitionPrototype.attr = function(nameNS, value) { + if (arguments.length < 2) { + for (value in nameNS) this.attr(value, nameNS[value]); + return this; + } + var interpolate = nameNS == "transform" ? d3_interpolateTransform : d3_interpolate, name = d3.ns.qualify(nameNS); + function attrNull() { + this.removeAttribute(name); + } + function attrNullNS() { + this.removeAttributeNS(name.space, name.local); + } + function attrTween(b) { + return b == null ? attrNull : (b += "", function() { + var a = this.getAttribute(name), i; + return a !== b && (i = interpolate(a, b), function(t) { + this.setAttribute(name, i(t)); + }); + }); + } + function attrTweenNS(b) { + return b == null ? attrNullNS : (b += "", function() { + var a = this.getAttributeNS(name.space, name.local), i; + return a !== b && (i = interpolate(a, b), function(t) { + this.setAttributeNS(name.space, name.local, i(t)); + }); + }); + } + return d3_transition_tween(this, "attr." + nameNS, value, name.local ? attrTweenNS : attrTween); + }; + d3_transitionPrototype.attrTween = function(nameNS, tween) { + var name = d3.ns.qualify(nameNS); + function attrTween(d, i) { + var f = tween.call(this, d, i, this.getAttribute(name)); + return f && function(t) { + this.setAttribute(name, f(t)); + }; + } + function attrTweenNS(d, i) { + var f = tween.call(this, d, i, this.getAttributeNS(name.space, name.local)); + return f && function(t) { + this.setAttributeNS(name.space, name.local, f(t)); + }; + } + return this.tween("attr." + nameNS, name.local ? attrTweenNS : attrTween); + }; + d3_transitionPrototype.style = function(name, value, priority) { + var n = arguments.length; + if (n < 3) { + if (typeof name !== "string") { + if (n < 2) value = ""; + for (priority in name) this.style(priority, name[priority], value); + return this; + } + priority = ""; + } + function styleNull() { + this.style.removeProperty(name); + } + function styleString(b) { + return b == null ? styleNull : (b += "", function() { + var a = d3_window.getComputedStyle(this, null).getPropertyValue(name), i; + return a !== b && (i = d3_interpolate(a, b), function(t) { + this.style.setProperty(name, i(t), priority); + }); + }); + } + return d3_transition_tween(this, "style." + name, value, styleString); + }; + d3_transitionPrototype.styleTween = function(name, tween, priority) { + if (arguments.length < 3) priority = ""; + function styleTween(d, i) { + var f = tween.call(this, d, i, d3_window.getComputedStyle(this, null).getPropertyValue(name)); + return f && function(t) { + this.style.setProperty(name, f(t), priority); + }; + } + return this.tween("style." + name, styleTween); + }; + d3_transitionPrototype.text = function(value) { + return d3_transition_tween(this, "text", value, d3_transition_text); + }; + function d3_transition_text(b) { + if (b == null) b = ""; + return function() { + this.textContent = b; + }; + } + d3_transitionPrototype.remove = function() { + var ns = this.namespace; + return this.each("end.transition", function() { + var p; + if (this[ns].count < 2 && (p = this.parentNode)) p.removeChild(this); + }); + }; + d3_transitionPrototype.ease = function(value) { + var id = this.id, ns = this.namespace; + if (arguments.length < 1) return this.node()[ns][id].ease; + if (typeof value !== "function") value = d3.ease.apply(d3, arguments); + return d3_selection_each(this, function(node) { + node[ns][id].ease = value; + }); + }; + d3_transitionPrototype.delay = function(value) { + var id = this.id, ns = this.namespace; + if (arguments.length < 1) return this.node()[ns][id].delay; + return d3_selection_each(this, typeof value === "function" ? function(node, i, j) { + node[ns][id].delay = +value.call(node, node.__data__, i, j); + } : (value = +value, function(node) { + node[ns][id].delay = value; + })); + }; + d3_transitionPrototype.duration = function(value) { + var id = this.id, ns = this.namespace; + if (arguments.length < 1) return this.node()[ns][id].duration; + return d3_selection_each(this, typeof value === "function" ? function(node, i, j) { + node[ns][id].duration = Math.max(1, value.call(node, node.__data__, i, j)); + } : (value = Math.max(1, value), function(node) { + node[ns][id].duration = value; + })); + }; + d3_transitionPrototype.each = function(type, listener) { + var id = this.id, ns = this.namespace; + if (arguments.length < 2) { + var inherit = d3_transitionInherit, inheritId = d3_transitionInheritId; + try { + d3_transitionInheritId = id; + d3_selection_each(this, function(node, i, j) { + d3_transitionInherit = node[ns][id]; + type.call(node, node.__data__, i, j); + }); + } finally { + d3_transitionInherit = inherit; + d3_transitionInheritId = inheritId; + } + } else { + d3_selection_each(this, function(node) { + var transition = node[ns][id]; + (transition.event || (transition.event = d3.dispatch("start", "end", "interrupt"))).on(type, listener); + }); + } + return this; + }; + d3_transitionPrototype.transition = function() { + var id0 = this.id, id1 = ++d3_transitionId, ns = this.namespace, subgroups = [], subgroup, group, node, transition; + for (var j = 0, m = this.length; j < m; j++) { + subgroups.push(subgroup = []); + for (var group = this[j], i = 0, n = group.length; i < n; i++) { + if (node = group[i]) { + transition = node[ns][id0]; + d3_transitionNode(node, i, ns, id1, { + time: transition.time, + ease: transition.ease, + delay: transition.delay + transition.duration, + duration: transition.duration + }); + } + subgroup.push(node); + } + } + return d3_transition(subgroups, ns, id1); + }; + function d3_transitionNamespace(name) { + return name == null ? "__transition__" : "__transition_" + name + "__"; + } + function d3_transitionNode(node, i, ns, id, inherit) { + var lock = node[ns] || (node[ns] = { + active: 0, + count: 0 + }), transition = lock[id]; + if (!transition) { + var time = inherit.time; + transition = lock[id] = { + tween: new d3_Map(), + time: time, + delay: inherit.delay, + duration: inherit.duration, + ease: inherit.ease, + index: i + }; + inherit = null; + ++lock.count; + d3.timer(function(elapsed) { + var delay = transition.delay, duration, ease, timer = d3_timer_active, tweened = []; + timer.t = delay + time; + if (delay <= elapsed) return start(elapsed - delay); + timer.c = start; + function start(elapsed) { + if (lock.active > id) return stop(); + var active = lock[lock.active]; + if (active) { + --lock.count; + delete lock[lock.active]; + active.event && active.event.interrupt.call(node, node.__data__, active.index); + } + lock.active = id; + transition.event && transition.event.start.call(node, node.__data__, i); + transition.tween.forEach(function(key, value) { + if (value = value.call(node, node.__data__, i)) { + tweened.push(value); + } + }); + ease = transition.ease; + duration = transition.duration; + d3.timer(function() { + timer.c = tick(elapsed || 1) ? d3_true : tick; + return 1; + }, 0, time); + } + function tick(elapsed) { + if (lock.active !== id) return 1; + var t = elapsed / duration, e = ease(t), n = tweened.length; + while (n > 0) { + tweened[--n].call(node, e); + } + if (t >= 1) { + transition.event && transition.event.end.call(node, node.__data__, i); + return stop(); + } + } + function stop() { + if (--lock.count) delete lock[id]; else delete node[ns]; + return 1; + } + }, 0, time); + } + } + d3.svg.axis = function() { + var scale = d3.scale.linear(), orient = d3_svg_axisDefaultOrient, innerTickSize = 6, outerTickSize = 6, tickPadding = 3, tickArguments_ = [ 10 ], tickValues = null, tickFormat_; + function axis(g) { + g.each(function() { + var g = d3.select(this); + var scale0 = this.__chart__ || scale, scale1 = this.__chart__ = scale.copy(); + var ticks = tickValues == null ? scale1.ticks ? scale1.ticks.apply(scale1, tickArguments_) : scale1.domain() : tickValues, tickFormat = tickFormat_ == null ? scale1.tickFormat ? scale1.tickFormat.apply(scale1, tickArguments_) : d3_identity : tickFormat_, tick = g.selectAll(".tick").data(ticks, scale1), tickEnter = tick.enter().insert("g", ".domain").attr("class", "tick").style("opacity", ε), tickExit = d3.transition(tick.exit()).style("opacity", ε).remove(), tickUpdate = d3.transition(tick.order()).style("opacity", 1), tickSpacing = Math.max(innerTickSize, 0) + tickPadding, tickTransform; + var range = d3_scaleRange(scale1), path = g.selectAll(".domain").data([ 0 ]), pathUpdate = (path.enter().append("path").attr("class", "domain"), + d3.transition(path)); + tickEnter.append("line"); + tickEnter.append("text"); + var lineEnter = tickEnter.select("line"), lineUpdate = tickUpdate.select("line"), text = tick.select("text").text(tickFormat), textEnter = tickEnter.select("text"), textUpdate = tickUpdate.select("text"), sign = orient === "top" || orient === "left" ? -1 : 1, x1, x2, y1, y2; + if (orient === "bottom" || orient === "top") { + tickTransform = d3_svg_axisX, x1 = "x", y1 = "y", x2 = "x2", y2 = "y2"; + text.attr("dy", sign < 0 ? "0em" : ".71em").style("text-anchor", "middle"); + pathUpdate.attr("d", "M" + range[0] + "," + sign * outerTickSize + "V0H" + range[1] + "V" + sign * outerTickSize); + } else { + tickTransform = d3_svg_axisY, x1 = "y", y1 = "x", x2 = "y2", y2 = "x2"; + text.attr("dy", ".32em").style("text-anchor", sign < 0 ? "end" : "start"); + pathUpdate.attr("d", "M" + sign * outerTickSize + "," + range[0] + "H0V" + range[1] + "H" + sign * outerTickSize); + } + lineEnter.attr(y2, sign * innerTickSize); + textEnter.attr(y1, sign * tickSpacing); + lineUpdate.attr(x2, 0).attr(y2, sign * innerTickSize); + textUpdate.attr(x1, 0).attr(y1, sign * tickSpacing); + if (scale1.rangeBand) { + var x = scale1, dx = x.rangeBand() / 2; + scale0 = scale1 = function(d) { + return x(d) + dx; + }; + } else if (scale0.rangeBand) { + scale0 = scale1; + } else { + tickExit.call(tickTransform, scale1, scale0); + } + tickEnter.call(tickTransform, scale0, scale1); + tickUpdate.call(tickTransform, scale1, scale1); + }); + } + axis.scale = function(x) { + if (!arguments.length) return scale; + scale = x; + return axis; + }; + axis.orient = function(x) { + if (!arguments.length) return orient; + orient = x in d3_svg_axisOrients ? x + "" : d3_svg_axisDefaultOrient; + return axis; + }; + axis.ticks = function() { + if (!arguments.length) return tickArguments_; + tickArguments_ = arguments; + return axis; + }; + axis.tickValues = function(x) { + if (!arguments.length) return tickValues; + tickValues = x; + return axis; + }; + axis.tickFormat = function(x) { + if (!arguments.length) return tickFormat_; + tickFormat_ = x; + return axis; + }; + axis.tickSize = function(x) { + var n = arguments.length; + if (!n) return innerTickSize; + innerTickSize = +x; + outerTickSize = +arguments[n - 1]; + return axis; + }; + axis.innerTickSize = function(x) { + if (!arguments.length) return innerTickSize; + innerTickSize = +x; + return axis; + }; + axis.outerTickSize = function(x) { + if (!arguments.length) return outerTickSize; + outerTickSize = +x; + return axis; + }; + axis.tickPadding = function(x) { + if (!arguments.length) return tickPadding; + tickPadding = +x; + return axis; + }; + axis.tickSubdivide = function() { + return arguments.length && axis; + }; + return axis; + }; + var d3_svg_axisDefaultOrient = "bottom", d3_svg_axisOrients = { + top: 1, + right: 1, + bottom: 1, + left: 1 + }; + function d3_svg_axisX(selection, x0, x1) { + selection.attr("transform", function(d) { + var v0 = x0(d); + return "translate(" + (isFinite(v0) ? v0 : x1(d)) + ",0)"; + }); + } + function d3_svg_axisY(selection, y0, y1) { + selection.attr("transform", function(d) { + var v0 = y0(d); + return "translate(0," + (isFinite(v0) ? v0 : y1(d)) + ")"; + }); + } + d3.svg.brush = function() { + var event = d3_eventDispatch(brush, "brushstart", "brush", "brushend"), x = null, y = null, xExtent = [ 0, 0 ], yExtent = [ 0, 0 ], xExtentDomain, yExtentDomain, xClamp = true, yClamp = true, resizes = d3_svg_brushResizes[0]; + function brush(g) { + g.each(function() { + var g = d3.select(this).style("pointer-events", "all").style("-webkit-tap-highlight-color", "rgba(0,0,0,0)").on("mousedown.brush", brushstart).on("touchstart.brush", brushstart); + var background = g.selectAll(".background").data([ 0 ]); + background.enter().append("rect").attr("class", "background").style("visibility", "hidden").style("cursor", "crosshair"); + g.selectAll(".extent").data([ 0 ]).enter().append("rect").attr("class", "extent").style("cursor", "move"); + var resize = g.selectAll(".resize").data(resizes, d3_identity); + resize.exit().remove(); + resize.enter().append("g").attr("class", function(d) { + return "resize " + d; + }).style("cursor", function(d) { + return d3_svg_brushCursor[d]; + }).append("rect").attr("x", function(d) { + return /[ew]$/.test(d) ? -3 : null; + }).attr("y", function(d) { + return /^[ns]/.test(d) ? -3 : null; + }).attr("width", 6).attr("height", 6).style("visibility", "hidden"); + resize.style("display", brush.empty() ? "none" : null); + var gUpdate = d3.transition(g), backgroundUpdate = d3.transition(background), range; + if (x) { + range = d3_scaleRange(x); + backgroundUpdate.attr("x", range[0]).attr("width", range[1] - range[0]); + redrawX(gUpdate); + } + if (y) { + range = d3_scaleRange(y); + backgroundUpdate.attr("y", range[0]).attr("height", range[1] - range[0]); + redrawY(gUpdate); + } + redraw(gUpdate); + }); + } + brush.event = function(g) { + g.each(function() { + var event_ = event.of(this, arguments), extent1 = { + x: xExtent, + y: yExtent, + i: xExtentDomain, + j: yExtentDomain + }, extent0 = this.__chart__ || extent1; + this.__chart__ = extent1; + if (d3_transitionInheritId) { + d3.select(this).transition().each("start.brush", function() { + xExtentDomain = extent0.i; + yExtentDomain = extent0.j; + xExtent = extent0.x; + yExtent = extent0.y; + event_({ + type: "brushstart" + }); + }).tween("brush:brush", function() { + var xi = d3_interpolateArray(xExtent, extent1.x), yi = d3_interpolateArray(yExtent, extent1.y); + xExtentDomain = yExtentDomain = null; + return function(t) { + xExtent = extent1.x = xi(t); + yExtent = extent1.y = yi(t); + event_({ + type: "brush", + mode: "resize" + }); + }; + }).each("end.brush", function() { + xExtentDomain = extent1.i; + yExtentDomain = extent1.j; + event_({ + type: "brush", + mode: "resize" + }); + event_({ + type: "brushend" + }); + }); + } else { + event_({ + type: "brushstart" + }); + event_({ + type: "brush", + mode: "resize" + }); + event_({ + type: "brushend" + }); + } + }); + }; + function redraw(g) { + g.selectAll(".resize").attr("transform", function(d) { + return "translate(" + xExtent[+/e$/.test(d)] + "," + yExtent[+/^s/.test(d)] + ")"; + }); + } + function redrawX(g) { + g.select(".extent").attr("x", xExtent[0]); + g.selectAll(".extent,.n>rect,.s>rect").attr("width", xExtent[1] - xExtent[0]); + } + function redrawY(g) { + g.select(".extent").attr("y", yExtent[0]); + g.selectAll(".extent,.e>rect,.w>rect").attr("height", yExtent[1] - yExtent[0]); + } + function brushstart() { + var target = this, eventTarget = d3.select(d3.event.target), event_ = event.of(target, arguments), g = d3.select(target), resizing = eventTarget.datum(), resizingX = !/^(n|s)$/.test(resizing) && x, resizingY = !/^(e|w)$/.test(resizing) && y, dragging = eventTarget.classed("extent"), dragRestore = d3_event_dragSuppress(), center, origin = d3.mouse(target), offset; + var w = d3.select(d3_window).on("keydown.brush", keydown).on("keyup.brush", keyup); + if (d3.event.changedTouches) { + w.on("touchmove.brush", brushmove).on("touchend.brush", brushend); + } else { + w.on("mousemove.brush", brushmove).on("mouseup.brush", brushend); + } + g.interrupt().selectAll("*").interrupt(); + if (dragging) { + origin[0] = xExtent[0] - origin[0]; + origin[1] = yExtent[0] - origin[1]; + } else if (resizing) { + var ex = +/w$/.test(resizing), ey = +/^n/.test(resizing); + offset = [ xExtent[1 - ex] - origin[0], yExtent[1 - ey] - origin[1] ]; + origin[0] = xExtent[ex]; + origin[1] = yExtent[ey]; + } else if (d3.event.altKey) center = origin.slice(); + g.style("pointer-events", "none").selectAll(".resize").style("display", null); + d3.select("body").style("cursor", eventTarget.style("cursor")); + event_({ + type: "brushstart" + }); + brushmove(); + function keydown() { + if (d3.event.keyCode == 32) { + if (!dragging) { + center = null; + origin[0] -= xExtent[1]; + origin[1] -= yExtent[1]; + dragging = 2; + } + d3_eventPreventDefault(); + } + } + function keyup() { + if (d3.event.keyCode == 32 && dragging == 2) { + origin[0] += xExtent[1]; + origin[1] += yExtent[1]; + dragging = 0; + d3_eventPreventDefault(); + } + } + function brushmove() { + var point = d3.mouse(target), moved = false; + if (offset) { + point[0] += offset[0]; + point[1] += offset[1]; + } + if (!dragging) { + if (d3.event.altKey) { + if (!center) center = [ (xExtent[0] + xExtent[1]) / 2, (yExtent[0] + yExtent[1]) / 2 ]; + origin[0] = xExtent[+(point[0] < center[0])]; + origin[1] = yExtent[+(point[1] < center[1])]; + } else center = null; + } + if (resizingX && move1(point, x, 0)) { + redrawX(g); + moved = true; + } + if (resizingY && move1(point, y, 1)) { + redrawY(g); + moved = true; + } + if (moved) { + redraw(g); + event_({ + type: "brush", + mode: dragging ? "move" : "resize" + }); + } + } + function move1(point, scale, i) { + var range = d3_scaleRange(scale), r0 = range[0], r1 = range[1], position = origin[i], extent = i ? yExtent : xExtent, size = extent[1] - extent[0], min, max; + if (dragging) { + r0 -= position; + r1 -= size + position; + } + min = (i ? yClamp : xClamp) ? Math.max(r0, Math.min(r1, point[i])) : point[i]; + if (dragging) { + max = (min += position) + size; + } else { + if (center) position = Math.max(r0, Math.min(r1, 2 * center[i] - min)); + if (position < min) { + max = min; + min = position; + } else { + max = position; + } + } + if (extent[0] != min || extent[1] != max) { + if (i) yExtentDomain = null; else xExtentDomain = null; + extent[0] = min; + extent[1] = max; + return true; + } + } + function brushend() { + brushmove(); + g.style("pointer-events", "all").selectAll(".resize").style("display", brush.empty() ? "none" : null); + d3.select("body").style("cursor", null); + w.on("mousemove.brush", null).on("mouseup.brush", null).on("touchmove.brush", null).on("touchend.brush", null).on("keydown.brush", null).on("keyup.brush", null); + dragRestore(); + event_({ + type: "brushend" + }); + } + } + brush.x = function(z) { + if (!arguments.length) return x; + x = z; + resizes = d3_svg_brushResizes[!x << 1 | !y]; + return brush; + }; + brush.y = function(z) { + if (!arguments.length) return y; + y = z; + resizes = d3_svg_brushResizes[!x << 1 | !y]; + return brush; + }; + brush.clamp = function(z) { + if (!arguments.length) return x && y ? [ xClamp, yClamp ] : x ? xClamp : y ? yClamp : null; + if (x && y) xClamp = !!z[0], yClamp = !!z[1]; else if (x) xClamp = !!z; else if (y) yClamp = !!z; + return brush; + }; + brush.extent = function(z) { + var x0, x1, y0, y1, t; + if (!arguments.length) { + if (x) { + if (xExtentDomain) { + x0 = xExtentDomain[0], x1 = xExtentDomain[1]; + } else { + x0 = xExtent[0], x1 = xExtent[1]; + if (x.invert) x0 = x.invert(x0), x1 = x.invert(x1); + if (x1 < x0) t = x0, x0 = x1, x1 = t; + } + } + if (y) { + if (yExtentDomain) { + y0 = yExtentDomain[0], y1 = yExtentDomain[1]; + } else { + y0 = yExtent[0], y1 = yExtent[1]; + if (y.invert) y0 = y.invert(y0), y1 = y.invert(y1); + if (y1 < y0) t = y0, y0 = y1, y1 = t; + } + } + return x && y ? [ [ x0, y0 ], [ x1, y1 ] ] : x ? [ x0, x1 ] : y && [ y0, y1 ]; + } + if (x) { + x0 = z[0], x1 = z[1]; + if (y) x0 = x0[0], x1 = x1[0]; + xExtentDomain = [ x0, x1 ]; + if (x.invert) x0 = x(x0), x1 = x(x1); + if (x1 < x0) t = x0, x0 = x1, x1 = t; + if (x0 != xExtent[0] || x1 != xExtent[1]) xExtent = [ x0, x1 ]; + } + if (y) { + y0 = z[0], y1 = z[1]; + if (x) y0 = y0[1], y1 = y1[1]; + yExtentDomain = [ y0, y1 ]; + if (y.invert) y0 = y(y0), y1 = y(y1); + if (y1 < y0) t = y0, y0 = y1, y1 = t; + if (y0 != yExtent[0] || y1 != yExtent[1]) yExtent = [ y0, y1 ]; + } + return brush; + }; + brush.clear = function() { + if (!brush.empty()) { + xExtent = [ 0, 0 ], yExtent = [ 0, 0 ]; + xExtentDomain = yExtentDomain = null; + } + return brush; + }; + brush.empty = function() { + return !!x && xExtent[0] == xExtent[1] || !!y && yExtent[0] == yExtent[1]; + }; + return d3.rebind(brush, event, "on"); + }; + var d3_svg_brushCursor = { + n: "ns-resize", + e: "ew-resize", + s: "ns-resize", + w: "ew-resize", + nw: "nwse-resize", + ne: "nesw-resize", + se: "nwse-resize", + sw: "nesw-resize" + }; + var d3_svg_brushResizes = [ [ "n", "e", "s", "w", "nw", "ne", "se", "sw" ], [ "e", "w" ], [ "n", "s" ], [] ]; + var d3_time_format = d3_time.format = d3_locale_enUS.timeFormat; + var d3_time_formatUtc = d3_time_format.utc; + var d3_time_formatIso = d3_time_formatUtc("%Y-%m-%dT%H:%M:%S.%LZ"); + d3_time_format.iso = Date.prototype.toISOString && +new Date("2000-01-01T00:00:00.000Z") ? d3_time_formatIsoNative : d3_time_formatIso; + function d3_time_formatIsoNative(date) { + return date.toISOString(); + } + d3_time_formatIsoNative.parse = function(string) { + var date = new Date(string); + return isNaN(date) ? null : date; + }; + d3_time_formatIsoNative.toString = d3_time_formatIso.toString; + d3_time.second = d3_time_interval(function(date) { + return new d3_date(Math.floor(date / 1e3) * 1e3); + }, function(date, offset) { + date.setTime(date.getTime() + Math.floor(offset) * 1e3); + }, function(date) { + return date.getSeconds(); + }); + d3_time.seconds = d3_time.second.range; + d3_time.seconds.utc = d3_time.second.utc.range; + d3_time.minute = d3_time_interval(function(date) { + return new d3_date(Math.floor(date / 6e4) * 6e4); + }, function(date, offset) { + date.setTime(date.getTime() + Math.floor(offset) * 6e4); + }, function(date) { + return date.getMinutes(); + }); + d3_time.minutes = d3_time.minute.range; + d3_time.minutes.utc = d3_time.minute.utc.range; + d3_time.hour = d3_time_interval(function(date) { + var timezone = date.getTimezoneOffset() / 60; + return new d3_date((Math.floor(date / 36e5 - timezone) + timezone) * 36e5); + }, function(date, offset) { + date.setTime(date.getTime() + Math.floor(offset) * 36e5); + }, function(date) { + return date.getHours(); + }); + d3_time.hours = d3_time.hour.range; + d3_time.hours.utc = d3_time.hour.utc.range; + d3_time.month = d3_time_interval(function(date) { + date = d3_time.day(date); + date.setDate(1); + return date; + }, function(date, offset) { + date.setMonth(date.getMonth() + offset); + }, function(date) { + return date.getMonth(); + }); + d3_time.months = d3_time.month.range; + d3_time.months.utc = d3_time.month.utc.range; + function d3_time_scale(linear, methods, format) { + function scale(x) { + return linear(x); + } + scale.invert = function(x) { + return d3_time_scaleDate(linear.invert(x)); + }; + scale.domain = function(x) { + if (!arguments.length) return linear.domain().map(d3_time_scaleDate); + linear.domain(x); + return scale; + }; + function tickMethod(extent, count) { + var span = extent[1] - extent[0], target = span / count, i = d3.bisect(d3_time_scaleSteps, target); + return i == d3_time_scaleSteps.length ? [ methods.year, d3_scale_linearTickRange(extent.map(function(d) { + return d / 31536e6; + }), count)[2] ] : !i ? [ d3_time_scaleMilliseconds, d3_scale_linearTickRange(extent, count)[2] ] : methods[target / d3_time_scaleSteps[i - 1] < d3_time_scaleSteps[i] / target ? i - 1 : i]; + } + scale.nice = function(interval, skip) { + var domain = scale.domain(), extent = d3_scaleExtent(domain), method = interval == null ? tickMethod(extent, 10) : typeof interval === "number" && tickMethod(extent, interval); + if (method) interval = method[0], skip = method[1]; + function skipped(date) { + return !isNaN(date) && !interval.range(date, d3_time_scaleDate(+date + 1), skip).length; + } + return scale.domain(d3_scale_nice(domain, skip > 1 ? { + floor: function(date) { + while (skipped(date = interval.floor(date))) date = d3_time_scaleDate(date - 1); + return date; + }, + ceil: function(date) { + while (skipped(date = interval.ceil(date))) date = d3_time_scaleDate(+date + 1); + return date; + } + } : interval)); + }; + scale.ticks = function(interval, skip) { + var extent = d3_scaleExtent(scale.domain()), method = interval == null ? tickMethod(extent, 10) : typeof interval === "number" ? tickMethod(extent, interval) : !interval.range && [ { + range: interval + }, skip ]; + if (method) interval = method[0], skip = method[1]; + return interval.range(extent[0], d3_time_scaleDate(+extent[1] + 1), skip < 1 ? 1 : skip); + }; + scale.tickFormat = function() { + return format; + }; + scale.copy = function() { + return d3_time_scale(linear.copy(), methods, format); + }; + return d3_scale_linearRebind(scale, linear); + } + function d3_time_scaleDate(t) { + return new Date(t); + } + var d3_time_scaleSteps = [ 1e3, 5e3, 15e3, 3e4, 6e4, 3e5, 9e5, 18e5, 36e5, 108e5, 216e5, 432e5, 864e5, 1728e5, 6048e5, 2592e6, 7776e6, 31536e6 ]; + var d3_time_scaleLocalMethods = [ [ d3_time.second, 1 ], [ d3_time.second, 5 ], [ d3_time.second, 15 ], [ d3_time.second, 30 ], [ d3_time.minute, 1 ], [ d3_time.minute, 5 ], [ d3_time.minute, 15 ], [ d3_time.minute, 30 ], [ d3_time.hour, 1 ], [ d3_time.hour, 3 ], [ d3_time.hour, 6 ], [ d3_time.hour, 12 ], [ d3_time.day, 1 ], [ d3_time.day, 2 ], [ d3_time.week, 1 ], [ d3_time.month, 1 ], [ d3_time.month, 3 ], [ d3_time.year, 1 ] ]; + var d3_time_scaleLocalFormat = d3_time_format.multi([ [ ".%L", function(d) { + return d.getMilliseconds(); + } ], [ ":%S", function(d) { + return d.getSeconds(); + } ], [ "%I:%M", function(d) { + return d.getMinutes(); + } ], [ "%I %p", function(d) { + return d.getHours(); + } ], [ "%a %d", function(d) { + return d.getDay() && d.getDate() != 1; + } ], [ "%b %d", function(d) { + return d.getDate() != 1; + } ], [ "%B", function(d) { + return d.getMonth(); + } ], [ "%Y", d3_true ] ]); + var d3_time_scaleMilliseconds = { + range: function(start, stop, step) { + return d3.range(Math.ceil(start / step) * step, +stop, step).map(d3_time_scaleDate); + }, + floor: d3_identity, + ceil: d3_identity + }; + d3_time_scaleLocalMethods.year = d3_time.year; + d3_time.scale = function() { + return d3_time_scale(d3.scale.linear(), d3_time_scaleLocalMethods, d3_time_scaleLocalFormat); + }; + var d3_time_scaleUtcMethods = d3_time_scaleLocalMethods.map(function(m) { + return [ m[0].utc, m[1] ]; + }); + var d3_time_scaleUtcFormat = d3_time_formatUtc.multi([ [ ".%L", function(d) { + return d.getUTCMilliseconds(); + } ], [ ":%S", function(d) { + return d.getUTCSeconds(); + } ], [ "%I:%M", function(d) { + return d.getUTCMinutes(); + } ], [ "%I %p", function(d) { + return d.getUTCHours(); + } ], [ "%a %d", function(d) { + return d.getUTCDay() && d.getUTCDate() != 1; + } ], [ "%b %d", function(d) { + return d.getUTCDate() != 1; + } ], [ "%B", function(d) { + return d.getUTCMonth(); + } ], [ "%Y", d3_true ] ]); + d3_time_scaleUtcMethods.year = d3_time.year.utc; + d3_time.scale.utc = function() { + return d3_time_scale(d3.scale.linear(), d3_time_scaleUtcMethods, d3_time_scaleUtcFormat); + }; + d3.text = d3_xhrType(function(request) { + return request.responseText; + }); + d3.json = function(url, callback) { + return d3_xhr(url, "application/json", d3_json, callback); + }; + function d3_json(request) { + return JSON.parse(request.responseText); + } + d3.html = function(url, callback) { + return d3_xhr(url, "text/html", d3_html, callback); + }; + function d3_html(request) { + var range = d3_document.createRange(); + range.selectNode(d3_document.body); + return range.createContextualFragment(request.responseText); + } + d3.xml = d3_xhrType(function(request) { + return request.responseXML; + }); + if (typeof define === "function" && define.amd) define(d3); else if (typeof module === "object" && module.exports) module.exports = d3; + this.d3 = d3; +}(); \ No newline at end of file -- cgit v1.2.3