');
-
- var data = chart.data;
- var datasets = data.datasets;
- var labels = data.labels;
-
- if (datasets.length) {
- for (var i = 0; i < datasets[0].data.length; ++i) {
- text.push('
');
- return text.join('');
- },
- legend: {
- labels: {
- generateLabels: function(chart) {
- var data = chart.data;
- if (data.labels.length && data.datasets.length) {
- return data.labels.map(function(label, i) {
- var meta = chart.getDatasetMeta(0);
- var ds = data.datasets[0];
- var arc = meta.data[i];
- var custom = arc && arc.custom || {};
- var arcOpts = chart.options.elements.arc;
- var fill = resolve$3([custom.backgroundColor, ds.backgroundColor, arcOpts.backgroundColor], undefined, i);
- var stroke = resolve$3([custom.borderColor, ds.borderColor, arcOpts.borderColor], undefined, i);
- var bw = resolve$3([custom.borderWidth, ds.borderWidth, arcOpts.borderWidth], undefined, i);
-
- return {
- text: label,
- fillStyle: fill,
- strokeStyle: stroke,
- lineWidth: bw,
- hidden: isNaN(ds.data[i]) || meta.data[i].hidden,
-
- // Extra data used for toggling the correct item
- index: i
- };
- });
- }
- return [];
- }
- },
-
- onClick: function(e, legendItem) {
- var index = legendItem.index;
- var chart = this.chart;
- var i, ilen, meta;
-
- for (i = 0, ilen = (chart.data.datasets || []).length; i < ilen; ++i) {
- meta = chart.getDatasetMeta(i);
- // toggle visibility of index if exists
- if (meta.data[index]) {
- meta.data[index].hidden = !meta.data[index].hidden;
- }
- }
-
- chart.update();
- }
- },
-
- // The percentage of the chart that we cut out of the middle.
- cutoutPercentage: 50,
-
- // The rotation of the chart, where the first data arc begins.
- rotation: Math.PI * -0.5,
-
- // The total circumference of the chart.
- circumference: Math.PI * 2.0,
-
- // Need to override these to give a nice default
- tooltips: {
- callbacks: {
- title: function() {
- return '';
- },
- label: function(tooltipItem, data) {
- var dataLabel = data.labels[tooltipItem.index];
- var value = ': ' + data.datasets[tooltipItem.datasetIndex].data[tooltipItem.index];
-
- if (helpers$1.isArray(dataLabel)) {
- // show value on first line of multiline label
- // need to clone because we are changing the value
- dataLabel = dataLabel.slice();
- dataLabel[0] += value;
- } else {
- dataLabel += value;
- }
-
- return dataLabel;
- }
- }
- }
-});
-
-var controller_doughnut = core_datasetController.extend({
-
- dataElementType: elements.Arc,
-
- linkScales: helpers$1.noop,
-
- // Get index of the dataset in relation to the visible datasets. This allows determining the inner and outer radius correctly
- getRingIndex: function(datasetIndex) {
- var ringIndex = 0;
-
- for (var j = 0; j < datasetIndex; ++j) {
- if (this.chart.isDatasetVisible(j)) {
- ++ringIndex;
- }
- }
-
- return ringIndex;
- },
-
- update: function(reset) {
- var me = this;
- var chart = me.chart;
- var chartArea = chart.chartArea;
- var opts = chart.options;
- var availableWidth = chartArea.right - chartArea.left;
- var availableHeight = chartArea.bottom - chartArea.top;
- var minSize = Math.min(availableWidth, availableHeight);
- var offset = {x: 0, y: 0};
- var meta = me.getMeta();
- var arcs = meta.data;
- var cutoutPercentage = opts.cutoutPercentage;
- var circumference = opts.circumference;
- var chartWeight = me._getRingWeight(me.index);
- var i, ilen;
-
- // If the chart's circumference isn't a full circle, calculate minSize as a ratio of the width/height of the arc
- if (circumference < Math.PI * 2.0) {
- var startAngle = opts.rotation % (Math.PI * 2.0);
- startAngle += Math.PI * 2.0 * (startAngle >= Math.PI ? -1 : startAngle < -Math.PI ? 1 : 0);
- var endAngle = startAngle + circumference;
- var start = {x: Math.cos(startAngle), y: Math.sin(startAngle)};
- var end = {x: Math.cos(endAngle), y: Math.sin(endAngle)};
- var contains0 = (startAngle <= 0 && endAngle >= 0) || (startAngle <= Math.PI * 2.0 && Math.PI * 2.0 <= endAngle);
- var contains90 = (startAngle <= Math.PI * 0.5 && Math.PI * 0.5 <= endAngle) || (startAngle <= Math.PI * 2.5 && Math.PI * 2.5 <= endAngle);
- var contains180 = (startAngle <= -Math.PI && -Math.PI <= endAngle) || (startAngle <= Math.PI && Math.PI <= endAngle);
- var contains270 = (startAngle <= -Math.PI * 0.5 && -Math.PI * 0.5 <= endAngle) || (startAngle <= Math.PI * 1.5 && Math.PI * 1.5 <= endAngle);
- var cutout = cutoutPercentage / 100.0;
- var min = {x: contains180 ? -1 : Math.min(start.x * (start.x < 0 ? 1 : cutout), end.x * (end.x < 0 ? 1 : cutout)), y: contains270 ? -1 : Math.min(start.y * (start.y < 0 ? 1 : cutout), end.y * (end.y < 0 ? 1 : cutout))};
- var max = {x: contains0 ? 1 : Math.max(start.x * (start.x > 0 ? 1 : cutout), end.x * (end.x > 0 ? 1 : cutout)), y: contains90 ? 1 : Math.max(start.y * (start.y > 0 ? 1 : cutout), end.y * (end.y > 0 ? 1 : cutout))};
- var size = {width: (max.x - min.x) * 0.5, height: (max.y - min.y) * 0.5};
- minSize = Math.min(availableWidth / size.width, availableHeight / size.height);
- offset = {x: (max.x + min.x) * -0.5, y: (max.y + min.y) * -0.5};
- }
-
- for (i = 0, ilen = arcs.length; i < ilen; ++i) {
- arcs[i]._options = me._resolveElementOptions(arcs[i], i);
- }
-
- chart.borderWidth = me.getMaxBorderWidth();
- chart.outerRadius = Math.max((minSize - chart.borderWidth) / 2, 0);
- chart.innerRadius = Math.max(cutoutPercentage ? (chart.outerRadius / 100) * (cutoutPercentage) : 0, 0);
- chart.radiusLength = (chart.outerRadius - chart.innerRadius) / (me._getVisibleDatasetWeightTotal() || 1);
- chart.offsetX = offset.x * chart.outerRadius;
- chart.offsetY = offset.y * chart.outerRadius;
-
- meta.total = me.calculateTotal();
-
- me.outerRadius = chart.outerRadius - chart.radiusLength * me._getRingWeightOffset(me.index);
- me.innerRadius = Math.max(me.outerRadius - chart.radiusLength * chartWeight, 0);
-
- for (i = 0, ilen = arcs.length; i < ilen; ++i) {
- me.updateElement(arcs[i], i, reset);
- }
- },
-
- updateElement: function(arc, index, reset) {
- var me = this;
- var chart = me.chart;
- var chartArea = chart.chartArea;
- var opts = chart.options;
- var animationOpts = opts.animation;
- var centerX = (chartArea.left + chartArea.right) / 2;
- var centerY = (chartArea.top + chartArea.bottom) / 2;
- var startAngle = opts.rotation; // non reset case handled later
- var endAngle = opts.rotation; // non reset case handled later
- var dataset = me.getDataset();
- var circumference = reset && animationOpts.animateRotate ? 0 : arc.hidden ? 0 : me.calculateCircumference(dataset.data[index]) * (opts.circumference / (2.0 * Math.PI));
- var innerRadius = reset && animationOpts.animateScale ? 0 : me.innerRadius;
- var outerRadius = reset && animationOpts.animateScale ? 0 : me.outerRadius;
- var options = arc._options || {};
-
- helpers$1.extend(arc, {
- // Utility
- _datasetIndex: me.index,
- _index: index,
-
- // Desired view properties
- _model: {
- backgroundColor: options.backgroundColor,
- borderColor: options.borderColor,
- borderWidth: options.borderWidth,
- borderAlign: options.borderAlign,
- x: centerX + chart.offsetX,
- y: centerY + chart.offsetY,
- startAngle: startAngle,
- endAngle: endAngle,
- circumference: circumference,
- outerRadius: outerRadius,
- innerRadius: innerRadius,
- label: helpers$1.valueAtIndexOrDefault(dataset.label, index, chart.data.labels[index])
- }
- });
-
- var model = arc._model;
-
- // Set correct angles if not resetting
- if (!reset || !animationOpts.animateRotate) {
- if (index === 0) {
- model.startAngle = opts.rotation;
- } else {
- model.startAngle = me.getMeta().data[index - 1]._model.endAngle;
- }
-
- model.endAngle = model.startAngle + model.circumference;
- }
-
- arc.pivot();
- },
-
- calculateTotal: function() {
- var dataset = this.getDataset();
- var meta = this.getMeta();
- var total = 0;
- var value;
-
- helpers$1.each(meta.data, function(element, index) {
- value = dataset.data[index];
- if (!isNaN(value) && !element.hidden) {
- total += Math.abs(value);
- }
- });
-
- /* if (total === 0) {
- total = NaN;
- }*/
-
- return total;
- },
-
- calculateCircumference: function(value) {
- var total = this.getMeta().total;
- if (total > 0 && !isNaN(value)) {
- return (Math.PI * 2.0) * (Math.abs(value) / total);
- }
- return 0;
- },
-
- // gets the max border or hover width to properly scale pie charts
- getMaxBorderWidth: function(arcs) {
- var me = this;
- var max = 0;
- var chart = me.chart;
- var i, ilen, meta, arc, controller, options, borderWidth, hoverWidth;
-
- if (!arcs) {
- // Find the outmost visible dataset
- for (i = 0, ilen = chart.data.datasets.length; i < ilen; ++i) {
- if (chart.isDatasetVisible(i)) {
- meta = chart.getDatasetMeta(i);
- arcs = meta.data;
- if (i !== me.index) {
- controller = meta.controller;
- }
- break;
- }
- }
- }
-
- if (!arcs) {
- return 0;
- }
-
- for (i = 0, ilen = arcs.length; i < ilen; ++i) {
- arc = arcs[i];
- options = controller ? controller._resolveElementOptions(arc, i) : arc._options;
- if (options.borderAlign !== 'inner') {
- borderWidth = options.borderWidth;
- hoverWidth = options.hoverBorderWidth;
-
- max = borderWidth > max ? borderWidth : max;
- max = hoverWidth > max ? hoverWidth : max;
- }
- }
- return max;
- },
-
- /**
- * @protected
- */
- setHoverStyle: function(arc) {
- var model = arc._model;
- var options = arc._options;
- var getHoverColor = helpers$1.getHoverColor;
-
- arc.$previousStyle = {
- backgroundColor: model.backgroundColor,
- borderColor: model.borderColor,
- borderWidth: model.borderWidth,
- };
-
- model.backgroundColor = valueOrDefault$4(options.hoverBackgroundColor, getHoverColor(options.backgroundColor));
- model.borderColor = valueOrDefault$4(options.hoverBorderColor, getHoverColor(options.borderColor));
- model.borderWidth = valueOrDefault$4(options.hoverBorderWidth, options.borderWidth);
- },
-
- /**
- * @private
- */
- _resolveElementOptions: function(arc, index) {
- var me = this;
- var chart = me.chart;
- var dataset = me.getDataset();
- var custom = arc.custom || {};
- var options = chart.options.elements.arc;
- var values = {};
- var i, ilen, key;
-
- // Scriptable options
- var context = {
- chart: chart,
- dataIndex: index,
- dataset: dataset,
- datasetIndex: me.index
- };
-
- var keys = [
- 'backgroundColor',
- 'borderColor',
- 'borderWidth',
- 'borderAlign',
- 'hoverBackgroundColor',
- 'hoverBorderColor',
- 'hoverBorderWidth',
- ];
-
- for (i = 0, ilen = keys.length; i < ilen; ++i) {
- key = keys[i];
- values[key] = resolve$3([
- custom[key],
- dataset[key],
- options[key]
- ], context, index);
- }
-
- return values;
- },
-
- /**
- * Get radius length offset of the dataset in relation to the visible datasets weights. This allows determining the inner and outer radius correctly
- * @private
- */
- _getRingWeightOffset: function(datasetIndex) {
- var ringWeightOffset = 0;
-
- for (var i = 0; i < datasetIndex; ++i) {
- if (this.chart.isDatasetVisible(i)) {
- ringWeightOffset += this._getRingWeight(i);
- }
- }
-
- return ringWeightOffset;
- },
-
- /**
- * @private
- */
- _getRingWeight: function(dataSetIndex) {
- return Math.max(valueOrDefault$4(this.chart.data.datasets[dataSetIndex].weight, 1), 0);
- },
-
- /**
- * Returns the sum of all visibile data set weights. This value can be 0.
- * @private
- */
- _getVisibleDatasetWeightTotal: function() {
- return this._getRingWeightOffset(this.chart.data.datasets.length);
- }
-});
-
-core_defaults._set('horizontalBar', {
- hover: {
- mode: 'index',
- axis: 'y'
- },
-
- scales: {
- xAxes: [{
- type: 'linear',
- position: 'bottom'
- }],
-
- yAxes: [{
- type: 'category',
- position: 'left',
- categoryPercentage: 0.8,
- barPercentage: 0.9,
- offset: true,
- gridLines: {
- offsetGridLines: true
- }
- }]
- },
-
- elements: {
- rectangle: {
- borderSkipped: 'left'
- }
- },
-
- tooltips: {
- mode: 'index',
- axis: 'y'
- }
-});
-
-var controller_horizontalBar = controller_bar.extend({
- /**
- * @private
- */
- _getValueScaleId: function() {
- return this.getMeta().xAxisID;
- },
-
- /**
- * @private
- */
- _getIndexScaleId: function() {
- return this.getMeta().yAxisID;
- }
-});
-
-var valueOrDefault$5 = helpers$1.valueOrDefault;
-var resolve$4 = helpers$1.options.resolve;
-var isPointInArea = helpers$1.canvas._isPointInArea;
-
-core_defaults._set('line', {
- showLines: true,
- spanGaps: false,
-
- hover: {
- mode: 'label'
- },
-
- scales: {
- xAxes: [{
- type: 'category',
- id: 'x-axis-0'
- }],
- yAxes: [{
- type: 'linear',
- id: 'y-axis-0'
- }]
- }
-});
-
-function lineEnabled(dataset, options) {
- return valueOrDefault$5(dataset.showLine, options.showLines);
-}
-
-var controller_line = core_datasetController.extend({
-
- datasetElementType: elements.Line,
-
- dataElementType: elements.Point,
-
- update: function(reset) {
- var me = this;
- var meta = me.getMeta();
- var line = meta.dataset;
- var points = meta.data || [];
- var scale = me.getScaleForId(meta.yAxisID);
- var dataset = me.getDataset();
- var showLine = lineEnabled(dataset, me.chart.options);
- var i, ilen;
-
- // Update Line
- if (showLine) {
- // Compatibility: If the properties are defined with only the old name, use those values
- if ((dataset.tension !== undefined) && (dataset.lineTension === undefined)) {
- dataset.lineTension = dataset.tension;
- }
-
- // Utility
- line._scale = scale;
- line._datasetIndex = me.index;
- // Data
- line._children = points;
- // Model
- line._model = me._resolveLineOptions(line);
-
- line.pivot();
- }
-
- // Update Points
- for (i = 0, ilen = points.length; i < ilen; ++i) {
- me.updateElement(points[i], i, reset);
- }
-
- if (showLine && line._model.tension !== 0) {
- me.updateBezierControlPoints();
- }
-
- // Now pivot the point for animation
- for (i = 0, ilen = points.length; i < ilen; ++i) {
- points[i].pivot();
- }
- },
-
- updateElement: function(point, index, reset) {
- var me = this;
- var meta = me.getMeta();
- var custom = point.custom || {};
- var dataset = me.getDataset();
- var datasetIndex = me.index;
- var value = dataset.data[index];
- var yScale = me.getScaleForId(meta.yAxisID);
- var xScale = me.getScaleForId(meta.xAxisID);
- var lineModel = meta.dataset._model;
- var x, y;
-
- var options = me._resolvePointOptions(point, index);
-
- x = xScale.getPixelForValue(typeof value === 'object' ? value : NaN, index, datasetIndex);
- y = reset ? yScale.getBasePixel() : me.calculatePointY(value, index, datasetIndex);
-
- // Utility
- point._xScale = xScale;
- point._yScale = yScale;
- point._options = options;
- point._datasetIndex = datasetIndex;
- point._index = index;
-
- // Desired view properties
- point._model = {
- x: x,
- y: y,
- skip: custom.skip || isNaN(x) || isNaN(y),
- // Appearance
- radius: options.radius,
- pointStyle: options.pointStyle,
- rotation: options.rotation,
- backgroundColor: options.backgroundColor,
- borderColor: options.borderColor,
- borderWidth: options.borderWidth,
- tension: valueOrDefault$5(custom.tension, lineModel ? lineModel.tension : 0),
- steppedLine: lineModel ? lineModel.steppedLine : false,
- // Tooltip
- hitRadius: options.hitRadius
- };
- },
-
- /**
- * @private
- */
- _resolvePointOptions: function(element, index) {
- var me = this;
- var chart = me.chart;
- var dataset = chart.data.datasets[me.index];
- var custom = element.custom || {};
- var options = chart.options.elements.point;
- var values = {};
- var i, ilen, key;
-
- // Scriptable options
- var context = {
- chart: chart,
- dataIndex: index,
- dataset: dataset,
- datasetIndex: me.index
- };
-
- var ELEMENT_OPTIONS = {
- backgroundColor: 'pointBackgroundColor',
- borderColor: 'pointBorderColor',
- borderWidth: 'pointBorderWidth',
- hitRadius: 'pointHitRadius',
- hoverBackgroundColor: 'pointHoverBackgroundColor',
- hoverBorderColor: 'pointHoverBorderColor',
- hoverBorderWidth: 'pointHoverBorderWidth',
- hoverRadius: 'pointHoverRadius',
- pointStyle: 'pointStyle',
- radius: 'pointRadius',
- rotation: 'pointRotation'
- };
- var keys = Object.keys(ELEMENT_OPTIONS);
-
- for (i = 0, ilen = keys.length; i < ilen; ++i) {
- key = keys[i];
- values[key] = resolve$4([
- custom[key],
- dataset[ELEMENT_OPTIONS[key]],
- dataset[key],
- options[key]
- ], context, index);
- }
-
- return values;
- },
-
- /**
- * @private
- */
- _resolveLineOptions: function(element) {
- var me = this;
- var chart = me.chart;
- var dataset = chart.data.datasets[me.index];
- var custom = element.custom || {};
- var options = chart.options;
- var elementOptions = options.elements.line;
- var values = {};
- var i, ilen, key;
-
- var keys = [
- 'backgroundColor',
- 'borderWidth',
- 'borderColor',
- 'borderCapStyle',
- 'borderDash',
- 'borderDashOffset',
- 'borderJoinStyle',
- 'fill',
- 'cubicInterpolationMode'
- ];
-
- for (i = 0, ilen = keys.length; i < ilen; ++i) {
- key = keys[i];
- values[key] = resolve$4([
- custom[key],
- dataset[key],
- elementOptions[key]
- ]);
- }
-
- // The default behavior of lines is to break at null values, according
- // to https://github.com/chartjs/Chart.js/issues/2435#issuecomment-216718158
- // This option gives lines the ability to span gaps
- values.spanGaps = valueOrDefault$5(dataset.spanGaps, options.spanGaps);
- values.tension = valueOrDefault$5(dataset.lineTension, elementOptions.tension);
- values.steppedLine = resolve$4([custom.steppedLine, dataset.steppedLine, elementOptions.stepped]);
-
- return values;
- },
-
- calculatePointY: function(value, index, datasetIndex) {
- var me = this;
- var chart = me.chart;
- var meta = me.getMeta();
- var yScale = me.getScaleForId(meta.yAxisID);
- var sumPos = 0;
- var sumNeg = 0;
- var i, ds, dsMeta;
-
- if (yScale.options.stacked) {
- for (i = 0; i < datasetIndex; i++) {
- ds = chart.data.datasets[i];
- dsMeta = chart.getDatasetMeta(i);
- if (dsMeta.type === 'line' && dsMeta.yAxisID === yScale.id && chart.isDatasetVisible(i)) {
- var stackedRightValue = Number(yScale.getRightValue(ds.data[index]));
- if (stackedRightValue < 0) {
- sumNeg += stackedRightValue || 0;
- } else {
- sumPos += stackedRightValue || 0;
- }
- }
- }
-
- var rightValue = Number(yScale.getRightValue(value));
- if (rightValue < 0) {
- return yScale.getPixelForValue(sumNeg + rightValue);
- }
- return yScale.getPixelForValue(sumPos + rightValue);
- }
-
- return yScale.getPixelForValue(value);
- },
-
- updateBezierControlPoints: function() {
- var me = this;
- var chart = me.chart;
- var meta = me.getMeta();
- var lineModel = meta.dataset._model;
- var area = chart.chartArea;
- var points = meta.data || [];
- var i, ilen, model, controlPoints;
-
- // Only consider points that are drawn in case the spanGaps option is used
- if (lineModel.spanGaps) {
- points = points.filter(function(pt) {
- return !pt._model.skip;
- });
- }
-
- function capControlPoint(pt, min, max) {
- return Math.max(Math.min(pt, max), min);
- }
-
- if (lineModel.cubicInterpolationMode === 'monotone') {
- helpers$1.splineCurveMonotone(points);
- } else {
- for (i = 0, ilen = points.length; i < ilen; ++i) {
- model = points[i]._model;
- controlPoints = helpers$1.splineCurve(
- helpers$1.previousItem(points, i)._model,
- model,
- helpers$1.nextItem(points, i)._model,
- lineModel.tension
- );
- model.controlPointPreviousX = controlPoints.previous.x;
- model.controlPointPreviousY = controlPoints.previous.y;
- model.controlPointNextX = controlPoints.next.x;
- model.controlPointNextY = controlPoints.next.y;
- }
- }
-
- if (chart.options.elements.line.capBezierPoints) {
- for (i = 0, ilen = points.length; i < ilen; ++i) {
- model = points[i]._model;
- if (isPointInArea(model, area)) {
- if (i > 0 && isPointInArea(points[i - 1]._model, area)) {
- model.controlPointPreviousX = capControlPoint(model.controlPointPreviousX, area.left, area.right);
- model.controlPointPreviousY = capControlPoint(model.controlPointPreviousY, area.top, area.bottom);
- }
- if (i < points.length - 1 && isPointInArea(points[i + 1]._model, area)) {
- model.controlPointNextX = capControlPoint(model.controlPointNextX, area.left, area.right);
- model.controlPointNextY = capControlPoint(model.controlPointNextY, area.top, area.bottom);
- }
- }
- }
- }
- },
-
- draw: function() {
- var me = this;
- var chart = me.chart;
- var meta = me.getMeta();
- var points = meta.data || [];
- var area = chart.chartArea;
- var ilen = points.length;
- var halfBorderWidth;
- var i = 0;
-
- if (lineEnabled(me.getDataset(), chart.options)) {
- halfBorderWidth = (meta.dataset._model.borderWidth || 0) / 2;
-
- helpers$1.canvas.clipArea(chart.ctx, {
- left: area.left,
- right: area.right,
- top: area.top - halfBorderWidth,
- bottom: area.bottom + halfBorderWidth
- });
-
- meta.dataset.draw();
-
- helpers$1.canvas.unclipArea(chart.ctx);
- }
-
- // Draw the points
- for (; i < ilen; ++i) {
- points[i].draw(area);
- }
- },
-
- /**
- * @protected
- */
- setHoverStyle: function(point) {
- var model = point._model;
- var options = point._options;
- var getHoverColor = helpers$1.getHoverColor;
-
- point.$previousStyle = {
- backgroundColor: model.backgroundColor,
- borderColor: model.borderColor,
- borderWidth: model.borderWidth,
- radius: model.radius
- };
-
- model.backgroundColor = valueOrDefault$5(options.hoverBackgroundColor, getHoverColor(options.backgroundColor));
- model.borderColor = valueOrDefault$5(options.hoverBorderColor, getHoverColor(options.borderColor));
- model.borderWidth = valueOrDefault$5(options.hoverBorderWidth, options.borderWidth);
- model.radius = valueOrDefault$5(options.hoverRadius, options.radius);
- },
-});
-
-var resolve$5 = helpers$1.options.resolve;
-
-core_defaults._set('polarArea', {
- scale: {
- type: 'radialLinear',
- angleLines: {
- display: false
- },
- gridLines: {
- circular: true
- },
- pointLabels: {
- display: false
- },
- ticks: {
- beginAtZero: true
- }
- },
-
- // Boolean - Whether to animate the rotation of the chart
- animation: {
- animateRotate: true,
- animateScale: true
- },
-
- startAngle: -0.5 * Math.PI,
- legendCallback: function(chart) {
- var text = [];
- text.push('
');
-
- var data = chart.data;
- var datasets = data.datasets;
- var labels = data.labels;
-
- if (datasets.length) {
- for (var i = 0; i < datasets[0].data.length; ++i) {
- text.push('