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-/**
- * @license Highcharts JS v4.0.4 (2014-09-02)
- *
- * (c) 2011-2014 Torstein Honsi
- *
- * License: www.highcharts.com/license
- */
-
-/*global HighchartsAdapter*/
-(function (Highcharts) {
-
-
-var UNDEFINED,
- Axis = Highcharts.Axis,
- Chart = Highcharts.Chart,
- Color = Highcharts.Color,
- Legend = Highcharts.Legend,
- LegendSymbolMixin = Highcharts.LegendSymbolMixin,
- Series = Highcharts.Series,
- SVGRenderer = Highcharts.SVGRenderer,
-
- defaultOptions = Highcharts.getOptions(),
- each = Highcharts.each,
- extend = Highcharts.extend,
- extendClass = Highcharts.extendClass,
- merge = Highcharts.merge,
- pick = Highcharts.pick,
- numberFormat = Highcharts.numberFormat,
- seriesTypes = Highcharts.seriesTypes,
- wrap = Highcharts.wrap,
- noop = function () {};
-
-
-
-
-/**
- * The ColorAxis object for inclusion in gradient legends
- */
-var ColorAxis = Highcharts.ColorAxis = function () {
- this.isColorAxis = true;
- this.init.apply(this, arguments);
-};
-extend(ColorAxis.prototype, Axis.prototype);
-extend(ColorAxis.prototype, {
- defaultColorAxisOptions: {
- lineWidth: 0,
- gridLineWidth: 1,
- tickPixelInterval: 72,
- startOnTick: true,
- endOnTick: true,
- offset: 0,
- marker: {
- animation: {
- duration: 50
- },
- color: 'gray',
- width: 0.01
- },
- labels: {
- overflow: 'justify'
- },
- minColor: '#EFEFFF',
- maxColor: '#003875',
- tickLength: 5
- },
- init: function (chart, userOptions) {
- var horiz = chart.options.legend.layout !== 'vertical',
- options;
-
- // Build the options
- options = merge(this.defaultColorAxisOptions, {
- side: horiz ? 2 : 1,
- reversed: !horiz
- }, userOptions, {
- isX: horiz,
- opposite: !horiz,
- showEmpty: false,
- title: null,
- isColor: true
- });
-
- Axis.prototype.init.call(this, chart, options);
-
- // Base init() pushes it to the xAxis array, now pop it again
- //chart[this.isXAxis ? 'xAxis' : 'yAxis'].pop();
-
- // Prepare data classes
- if (userOptions.dataClasses) {
- this.initDataClasses(userOptions);
- }
- this.initStops(userOptions);
-
- // Override original axis properties
- this.isXAxis = true;
- this.horiz = horiz;
- this.zoomEnabled = false;
- },
-
- /*
- * Return an intermediate color between two colors, according to pos where 0
- * is the from color and 1 is the to color
- */
- tweenColors: function (from, to, pos) {
- // Check for has alpha, because rgba colors perform worse due to lack of
- // support in WebKit.
- var hasAlpha = (to.rgba[3] !== 1 || from.rgba[3] !== 1);
- return (hasAlpha ? 'rgba(' : 'rgb(') +
- Math.round(to.rgba[0] + (from.rgba[0] - to.rgba[0]) * (1 - pos)) + ',' +
- Math.round(to.rgba[1] + (from.rgba[1] - to.rgba[1]) * (1 - pos)) + ',' +
- Math.round(to.rgba[2] + (from.rgba[2] - to.rgba[2]) * (1 - pos)) +
- (hasAlpha ? (',' + (to.rgba[3] + (from.rgba[3] - to.rgba[3]) * (1 - pos))) : '') + ')';
- },
-
- initDataClasses: function (userOptions) {
- var axis = this,
- chart = this.chart,
- dataClasses,
- colorCounter = 0,
- options = this.options,
- len = userOptions.dataClasses.length;
- this.dataClasses = dataClasses = [];
- this.legendItems = [];
-
- each(userOptions.dataClasses, function (dataClass, i) {
- var colors;
-
- dataClass = merge(dataClass);
- dataClasses.push(dataClass);
- if (!dataClass.color) {
- if (options.dataClassColor === 'category') {
- colors = chart.options.colors;
- dataClass.color = colors[colorCounter++];
- // loop back to zero
- if (colorCounter === colors.length) {
- colorCounter = 0;
- }
- } else {
- dataClass.color = axis.tweenColors(
- Color(options.minColor),
- Color(options.maxColor),
- len < 2 ? 0.5 : i / (len - 1) // #3219
- );
- }
- }
- });
- },
-
- initStops: function (userOptions) {
- this.stops = userOptions.stops || [
- [0, this.options.minColor],
- [1, this.options.maxColor]
- ];
- each(this.stops, function (stop) {
- stop.color = Color(stop[1]);
- });
- },
-
- /**
- * Extend the setOptions method to process extreme colors and color
- * stops.
- */
- setOptions: function (userOptions) {
- Axis.prototype.setOptions.call(this, userOptions);
-
- this.options.crosshair = this.options.marker;
- this.coll = 'colorAxis';
- },
-
- setAxisSize: function () {
- var symbol = this.legendSymbol,
- chart = this.chart,
- x,
- y,
- width,
- height;
-
- if (symbol) {
- this.left = x = symbol.attr('x');
- this.top = y = symbol.attr('y');
- this.width = width = symbol.attr('width');
- this.height = height = symbol.attr('height');
- this.right = chart.chartWidth - x - width;
- this.bottom = chart.chartHeight - y - height;
-
- this.len = this.horiz ? width : height;
- this.pos = this.horiz ? x : y;
- }
- },
-
- /**
- * Translate from a value to a color
- */
- toColor: function (value, point) {
- var pos,
- stops = this.stops,
- from,
- to,
- color,
- dataClasses = this.dataClasses,
- dataClass,
- i;
-
- if (dataClasses) {
- i = dataClasses.length;
- while (i--) {
- dataClass = dataClasses[i];
- from = dataClass.from;
- to = dataClass.to;
- if ((from === UNDEFINED || value >= from) && (to === UNDEFINED || value <= to)) {
- color = dataClass.color;
- if (point) {
- point.dataClass = i;
- }
- break;
- }
- }
-
- } else {
-
- if (this.isLog) {
- value = this.val2lin(value);
- }
- pos = 1 - ((this.max - value) / ((this.max - this.min) || 1));
- i = stops.length;
- while (i--) {
- if (pos > stops[i][0]) {
- break;
- }
- }
- from = stops[i] || stops[i + 1];
- to = stops[i + 1] || from;
-
- // The position within the gradient
- pos = 1 - (to[0] - pos) / ((to[0] - from[0]) || 1);
-
- color = this.tweenColors(
- from.color,
- to.color,
- pos
- );
- }
- return color;
- },
-
- getOffset: function () {
- var group = this.legendGroup,
- sideOffset = this.chart.axisOffset[this.side];
-
- if (group) {
-
- Axis.prototype.getOffset.call(this);
-
- if (!this.axisGroup.parentGroup) {
-
- // Move the axis elements inside the legend group
- this.axisGroup.add(group);
- this.gridGroup.add(group);
- this.labelGroup.add(group);
-
- this.added = true;
- }
- // Reset it to avoid color axis reserving space
- this.chart.axisOffset[this.side] = sideOffset;
- }
- },
-
- /**
- * Create the color gradient
- */
- setLegendColor: function () {
- var grad,
- horiz = this.horiz,
- options = this.options;
-
- grad = horiz ? [0, 0, 1, 0] : [0, 0, 0, 1];
- this.legendColor = {
- linearGradient: { x1: grad[0], y1: grad[1], x2: grad[2], y2: grad[3] },
- stops: options.stops || [
- [0, options.minColor],
- [1, options.maxColor]
- ]
- };
- },
-
- /**
- * The color axis appears inside the legend and has its own legend symbol
- */
- drawLegendSymbol: function (legend, item) {
- var padding = legend.padding,
- legendOptions = legend.options,
- horiz = this.horiz,
- box,
- width = pick(legendOptions.symbolWidth, horiz ? 200 : 12),
- height = pick(legendOptions.symbolHeight, horiz ? 12 : 200),
- labelPadding = pick(legendOptions.labelPadding, horiz ? 16 : 30),
- itemDistance = pick(legendOptions.itemDistance, 10);
-
- this.setLegendColor();
-
- // Create the gradient
- item.legendSymbol = this.chart.renderer.rect(
- 0,
- legend.baseline - 11,
- width,
- height
- ).attr({
- zIndex: 1
- }).add(item.legendGroup);
- box = item.legendSymbol.getBBox();
-
- // Set how much space this legend item takes up
- this.legendItemWidth = width + padding + (horiz ? itemDistance : labelPadding);
- this.legendItemHeight = height + padding + (horiz ? labelPadding : 0);
- },
- /**
- * Fool the legend
- */
- setState: noop,
- visible: true,
- setVisible: noop,
- getSeriesExtremes: function () {
- var series;
- if (this.series.length) {
- series = this.series[0];
- this.dataMin = series.valueMin;
- this.dataMax = series.valueMax;
- }
- },
- drawCrosshair: function (e, point) {
- var newCross = !this.cross,
- plotX = point && point.plotX,
- plotY = point && point.plotY,
- crossPos,
- axisPos = this.pos,
- axisLen = this.len;
-
- if (point) {
- crossPos = this.toPixels(point.value);
- if (crossPos < axisPos) {
- crossPos = axisPos - 2;
- } else if (crossPos > axisPos + axisLen) {
- crossPos = axisPos + axisLen + 2;
- }
-
- point.plotX = crossPos;
- point.plotY = this.len - crossPos;
- Axis.prototype.drawCrosshair.call(this, e, point);
- point.plotX = plotX;
- point.plotY = plotY;
-
- if (!newCross && this.cross) {
- this.cross
- .attr({
- fill: this.crosshair.color
- })
- .add(this.labelGroup);
- }
- }
- },
- getPlotLinePath: function (a, b, c, d, pos) {
- if (pos) { // crosshairs only
- return this.horiz ?
- ['M', pos - 4, this.top - 6, 'L', pos + 4, this.top - 6, pos, this.top, 'Z'] :
- ['M', this.left, pos, 'L', this.left - 6, pos + 6, this.left - 6, pos - 6, 'Z'];
- } else {
- return Axis.prototype.getPlotLinePath.call(this, a, b, c, d);
- }
- },
-
- update: function (newOptions, redraw) {
- each(this.series, function (series) {
- series.isDirtyData = true; // Needed for Axis.update when choropleth colors change
- });
- Axis.prototype.update.call(this, newOptions, redraw);
- if (this.legendItem) {
- this.setLegendColor();
- this.chart.legend.colorizeItem(this, true);
- }
- },
-
- /**
- * Get the legend item symbols for data classes
- */
- getDataClassLegendSymbols: function () {
- var axis = this,
- chart = this.chart,
- legendItems = this.legendItems,
- legendOptions = chart.options.legend,
- valueDecimals = legendOptions.valueDecimals,
- valueSuffix = legendOptions.valueSuffix || '',
- name;
-
- if (!legendItems.length) {
- each(this.dataClasses, function (dataClass, i) {
- var vis = true,
- from = dataClass.from,
- to = dataClass.to;
-
- // Assemble the default name. This can be overridden by legend.options.labelFormatter
- name = '';
- if (from === UNDEFINED) {
- name = '< ';
- } else if (to === UNDEFINED) {
- name = '> ';
- }
- if (from !== UNDEFINED) {
- name += numberFormat(from, valueDecimals) + valueSuffix;
- }
- if (from !== UNDEFINED && to !== UNDEFINED) {
- name += ' - ';
- }
- if (to !== UNDEFINED) {
- name += numberFormat(to, valueDecimals) + valueSuffix;
- }
-
- // Add a mock object to the legend items
- legendItems.push(extend({
- chart: chart,
- name: name,
- options: {},
- drawLegendSymbol: LegendSymbolMixin.drawRectangle,
- visible: true,
- setState: noop,
- setVisible: function () {
- vis = this.visible = !vis;
- each(axis.series, function (series) {
- each(series.points, function (point) {
- if (point.dataClass === i) {
- point.setVisible(vis);
- }
- });
- });
-
- chart.legend.colorizeItem(this, vis);
- }
- }, dataClass));
- });
- }
- return legendItems;
- },
- name: '' // Prevents 'undefined' in legend in IE8
-});
-
-/**
- * Handle animation of the color attributes directly
- */
-each(['fill', 'stroke'], function (prop) {
- HighchartsAdapter.addAnimSetter(prop, function (fx) {
- fx.elem.attr(prop, ColorAxis.prototype.tweenColors(Color(fx.start), Color(fx.end), fx.pos));
- });
-});
-
-/**
- * Extend the chart getAxes method to also get the color axis
- */
-wrap(Chart.prototype, 'getAxes', function (proceed) {
-
- var options = this.options,
- colorAxisOptions = options.colorAxis;
-
- proceed.call(this);
-
- this.colorAxis = [];
- if (colorAxisOptions) {
- proceed = new ColorAxis(this, colorAxisOptions); // Fake assignment for jsLint
- }
-});
-
-
-/**
- * Wrap the legend getAllItems method to add the color axis. This also removes the
- * axis' own series to prevent them from showing up individually.
- */
-wrap(Legend.prototype, 'getAllItems', function (proceed) {
- var allItems = [],
- colorAxis = this.chart.colorAxis[0];
-
- if (colorAxis) {
-
- // Data classes
- if (colorAxis.options.dataClasses) {
- allItems = allItems.concat(colorAxis.getDataClassLegendSymbols());
- // Gradient legend
- } else {
- // Add this axis on top
- allItems.push(colorAxis);
- }
-
- // Don't add the color axis' series
- each(colorAxis.series, function (series) {
- series.options.showInLegend = false;
- });
- }
-
- return allItems.concat(proceed.call(this));
-});/**
- * Mixin for maps and heatmaps
- */
-var colorSeriesMixin = {
-
- pointAttrToOptions: { // mapping between SVG attributes and the corresponding options
- stroke: 'borderColor',
- 'stroke-width': 'borderWidth',
- fill: 'color',
- dashstyle: 'dashStyle'
- },
- pointArrayMap: ['value'],
- axisTypes: ['xAxis', 'yAxis', 'colorAxis'],
- optionalAxis: 'colorAxis',
- trackerGroups: ['group', 'markerGroup', 'dataLabelsGroup'],
- getSymbol: noop,
- parallelArrays: ['x', 'y', 'value'],
- colorKey: 'value',
-
- /**
- * In choropleth maps, the color is a result of the value, so this needs translation too
- */
- translateColors: function () {
- var series = this,
- nullColor = this.options.nullColor,
- colorAxis = this.colorAxis,
- colorKey = this.colorKey;
-
- each(this.data, function (point) {
- var value = point[colorKey],
- color;
-
- color = value === null ? nullColor : (colorAxis && value !== undefined) ? colorAxis.toColor(value, point) : point.color || series.color;
-
- if (color) {
- point.color = color;
- }
- });
- }
-};
-
-
-/**
- * Wrap the buildText method and add the hook for add text stroke
- */
-wrap(SVGRenderer.prototype, 'buildText', function (proceed, wrapper) {
-
- var textStroke = wrapper.styles && wrapper.styles.HcTextStroke;
-
- proceed.call(this, wrapper);
-
- // Apply the text stroke
- if (textStroke && wrapper.applyTextStroke) {
- wrapper.applyTextStroke(textStroke);
- }
-});
-
-/**
- * Apply an outside text stroke to data labels, based on the custom CSS property, HcTextStroke.
- * Consider moving this to Highcharts core, also makes sense on stacked columns etc.
- */
-SVGRenderer.prototype.Element.prototype.applyTextStroke = function (textStroke) {
- var elem = this.element,
- tspans,
- firstChild;
-
- textStroke = textStroke.split(' ');
- tspans = elem.getElementsByTagName('tspan');
- firstChild = elem.firstChild;
-
- // In order to get the right y position of the clones,
- // copy over the y setter
- this.ySetter = this.xSetter;
-
- each([].slice.call(tspans), function (tspan, y) {
- var clone;
- if (y === 0) {
- tspan.setAttribute('x', elem.getAttribute('x'));
- if ((y = elem.getAttribute('y')) !== null) {
- tspan.setAttribute('y', y);
- }
- }
- clone = tspan.cloneNode(1);
- clone.setAttribute('stroke', textStroke[1]);
- clone.setAttribute('stroke-width', textStroke[0]);
- clone.setAttribute('stroke-linejoin', 'round');
- elem.insertBefore(clone, firstChild);
- });
-};
-/**
- * Extend the default options with map options
- */
-defaultOptions.plotOptions.heatmap = merge(defaultOptions.plotOptions.scatter, {
- animation: false,
- borderWidth: 0,
- nullColor: '#F8F8F8',
- dataLabels: {
- formatter: function () { // #2945
- return this.point.value;
- },
- verticalAlign: 'middle',
- crop: false,
- overflow: false,
- style: {
- color: 'white',
- fontWeight: 'bold',
- HcTextStroke: '1px rgba(0,0,0,0.5)'
- }
- },
- marker: null,
- tooltip: {
- pointFormat: '{point.x}, {point.y}: {point.value}<br/>'
- },
- states: {
- normal: {
- animation: true
- },
- hover: {
- brightness: 0.2
- }
- }
-});
-
-// The Heatmap series type
-seriesTypes.heatmap = extendClass(seriesTypes.scatter, merge(colorSeriesMixin, {
- type: 'heatmap',
- pointArrayMap: ['y', 'value'],
- hasPointSpecificOptions: true,
- supportsDrilldown: true,
- getExtremesFromAll: true,
- init: function () {
- seriesTypes.scatter.prototype.init.apply(this, arguments);
- this.pointRange = this.options.colsize || 1;
- this.yAxis.axisPointRange = this.options.rowsize || 1; // general point range
- },
- translate: function () {
- var series = this,
- options = series.options,
- xAxis = series.xAxis,
- yAxis = series.yAxis;
-
- series.generatePoints();
-
- each(series.points, function (point) {
- var xPad = (options.colsize || 1) / 2,
- yPad = (options.rowsize || 1) / 2,
- x1 = Math.round(xAxis.len - xAxis.translate(point.x - xPad, 0, 1, 0, 1)),
- x2 = Math.round(xAxis.len - xAxis.translate(point.x + xPad, 0, 1, 0, 1)),
- y1 = Math.round(yAxis.translate(point.y - yPad, 0, 1, 0, 1)),
- y2 = Math.round(yAxis.translate(point.y + yPad, 0, 1, 0, 1));
-
- // Set plotX and plotY for use in K-D-Tree and more
- point.plotX = (x1 + x2) / 2;
- point.plotY = (y1 + y2) / 2;
-
- point.shapeType = 'rect';
- point.shapeArgs = {
- x: Math.min(x1, x2),
- y: Math.min(y1, y2),
- width: Math.abs(x2 - x1),
- height: Math.abs(y2 - y1)
- };
- });
-
- series.translateColors();
-
- // Make sure colors are updated on colorAxis update (#2893)
- if (this.chart.hasRendered) {
- each(series.points, function (point) {
- point.shapeArgs.fill = point.options.color || point.color; // #3311
- });
- }
- },
- drawPoints: seriesTypes.column.prototype.drawPoints,
- animate: noop,
- getBox: noop,
- drawLegendSymbol: LegendSymbolMixin.drawRectangle,
-
- getExtremes: function () {
- // Get the extremes from the value data
- Series.prototype.getExtremes.call(this, this.valueData);
- this.valueMin = this.dataMin;
- this.valueMax = this.dataMax;
-
- // Get the extremes from the y data
- Series.prototype.getExtremes.call(this);
- }
-
-}));
-
-
-}(Highcharts));
generated by cgit (git 2.34.1) at 2025-06-15 21:52:43 +0000