diff --git a/addons/hr_skills/static/src/views/skills_graph.js b/addons/hr_skills/static/src/views/skills_graph.js index 71f031afcd7..c4984dd16f3 100644 --- a/addons/hr_skills/static/src/views/skills_graph.js +++ b/addons/hr_skills/static/src/views/skills_graph.js @@ -8,8 +8,8 @@ export class SkillsGraphRenderer extends GraphRenderer { getScaleOptions() { const scaleOptions = super.getScaleOptions(); - if ('yAxes' in scaleOptions) { - scaleOptions['yAxes'][0]['ticks']['suggestedMax'] = 100; + if ('y' in scaleOptions) { + scaleOptions.y.suggestedMax = 100; } return scaleOptions; diff --git a/addons/point_of_sale/__manifest__.py b/addons/point_of_sale/__manifest__.py index 3f1a5dad9e9..ae6c304efa0 100644 --- a/addons/point_of_sale/__manifest__.py +++ b/addons/point_of_sale/__manifest__.py @@ -226,6 +226,7 @@ 'web/static/lib/nearest/jquery.nearest.js', 'web/static/lib/stacktracejs/stacktrace.js', 'web/static/lib/Chart/Chart.js', + 'web/static/lib/chartjs-adapter-luxon/chartjs-adapter-luxon.js', # 'web/static/tests/legacy/main_tests.js', 'web/static/tests/helpers/**/*.js', diff --git a/addons/spreadsheet/static/lib/chartjs-gauge/chartjs-gauge.js b/addons/spreadsheet/static/lib/chartjs-gauge/chartjs-gauge.js deleted file mode 100644 index 317d56727db..00000000000 --- a/addons/spreadsheet/static/lib/chartjs-gauge/chartjs-gauge.js +++ /dev/null @@ -1,363 +0,0 @@ -/*! - * chartjs-gauge.js v0.3.0 - * https://github.com/haiiaaa/chartjs-gauge/ - * (c) 2021 chartjs-gauge.js Contributors - * Released under the MIT License - */ -(function (global, factory) { -typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('chart.js')) : -typeof define === 'function' && define.amd ? define(['chart.js'], factory) : -(global = global || self, global.Gauge = factory(global.Chart)); -}(this, (function (Chart) { 'use strict'; - -Chart = Chart && Object.prototype.hasOwnProperty.call(Chart, 'default') ? Chart['default'] : Chart; - -function _defineProperty(obj, key, value) { - if (key in obj) { - Object.defineProperty(obj, key, { - value: value, - enumerable: true, - configurable: true, - writable: true - }); - } else { - obj[key] = value; - } - - return obj; -} - -function ownKeys(object, enumerableOnly) { - var keys = Object.keys(object); - - if (Object.getOwnPropertySymbols) { - var symbols = Object.getOwnPropertySymbols(object); - if (enumerableOnly) symbols = symbols.filter(function (sym) { - return Object.getOwnPropertyDescriptor(object, sym).enumerable; - }); - keys.push.apply(keys, symbols); - } - - return keys; -} - -function _objectSpread2(target) { - for (var i = 1; i < arguments.length; i++) { - var source = arguments[i] != null ? arguments[i] : {}; - - if (i % 2) { - ownKeys(Object(source), true).forEach(function (key) { - _defineProperty(target, key, source[key]); - }); - } else if (Object.getOwnPropertyDescriptors) { - Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)); - } else { - ownKeys(Object(source)).forEach(function (key) { - Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key)); - }); - } - } - - return target; -} - -Chart.defaults._set('gauge', { - needle: { - // Needle circle radius as the percentage of the chart area width - radiusPercentage: 2, - // Needle width as the percentage of the chart area width - widthPercentage: 3.2, - // Needle length as the percentage of the interval between inner radius (0%) and outer radius (100%) of the arc - lengthPercentage: 80, - // The color of the needle - color: 'rgba(0, 0, 0, 1)' - }, - valueLabel: { - // fontSize: undefined - display: true, - formatter: null, - color: 'rgba(255, 255, 255, 1)', - backgroundColor: 'rgba(0, 0, 0, 1)', - borderRadius: 5, - padding: { - top: 5, - right: 5, - bottom: 5, - left: 5 - }, - bottomMarginPercentage: 5 - }, - animation: { - duration: 1000, - animateRotate: true, - animateScale: false - }, - // 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, - // The total circumference of the chart. - circumference: Math.PI, - legend: { - display: false - }, - tooltips: { - enabled: false - } -}); - -var GaugeController = Chart.controllers.doughnut.extend({ - getValuePercent: function getValuePercent(_ref, value) { - var minValue = _ref.minValue, - data = _ref.data; - var min = minValue || 0; - var max = [undefined, null].includes(data[data.length - 1]) ? 1 : data[data.length - 1]; - var length = max - min; - var percent = (value - min) / length; - return percent; - }, - getWidth: function getWidth(chart) { - return chart.chartArea.right - chart.chartArea.left; - }, - getTranslation: function getTranslation(chart) { - var chartArea = chart.chartArea, - offsetX = chart.offsetX, - offsetY = chart.offsetY; - var centerX = (chartArea.left + chartArea.right) / 2; - var centerY = (chartArea.top + chartArea.bottom) / 2; - var dx = centerX + offsetX; - var dy = centerY + offsetY; - return { - dx: dx, - dy: dy - }; - }, - getAngle: function getAngle(_ref2) { - var chart = _ref2.chart, - valuePercent = _ref2.valuePercent; - var _chart$options = chart.options, - rotation = _chart$options.rotation, - circumference = _chart$options.circumference; - return rotation + circumference * valuePercent; - }, - - /* TODO set min padding, not applied until chart.update() (also chartArea must have been set) - setBottomPadding(chart) { - const needleRadius = this.getNeedleRadius(chart); - const padding = this.chart.config.options.layout.padding; - if (needleRadius > padding.bottom) { - padding.bottom = needleRadius; - return true; - } - return false; - }, - */ - drawNeedle: function drawNeedle(ease) { - if (!this.chart.animating) { - // triggered when hovering - ease = 1; - } - - var _this$chart = this.chart, - ctx = _this$chart.ctx, - config = _this$chart.config, - innerRadius = _this$chart.innerRadius, - outerRadius = _this$chart.outerRadius; - var dataset = config.data.datasets[this.index]; - - var _this$getMeta = this.getMeta(), - previous = _this$getMeta.previous; - - var _config$options$needl = config.options.needle, - radiusPercentage = _config$options$needl.radiusPercentage, - widthPercentage = _config$options$needl.widthPercentage, - lengthPercentage = _config$options$needl.lengthPercentage, - color = _config$options$needl.color; - var width = this.getWidth(this.chart); - var needleRadius = radiusPercentage / 100 * width; - var needleWidth = widthPercentage / 100 * width; - var needleLength = lengthPercentage / 100 * (outerRadius - innerRadius) + innerRadius; // center - - var _this$getTranslation = this.getTranslation(this.chart), - dx = _this$getTranslation.dx, - dy = _this$getTranslation.dy; // interpolate - - - var origin = this.getAngle({ - chart: this.chart, - valuePercent: previous.valuePercent - }); // TODO valuePercent is in current.valuePercent also - - var target = this.getAngle({ - chart: this.chart, - valuePercent: this.getValuePercent(dataset, dataset.value) - }); - var angle = origin + (target - origin) * ease; // draw - - ctx.save(); - ctx.translate(dx, dy); - ctx.rotate(angle); - ctx.fillStyle = color; // draw circle - - ctx.beginPath(); - ctx.ellipse(0, 0, needleRadius, needleRadius, 0, 0, 2 * Math.PI); - ctx.fill(); // draw needle - - ctx.beginPath(); - ctx.moveTo(0, needleWidth / 2); - ctx.lineTo(needleLength, 0); - ctx.lineTo(0, -needleWidth / 2); - ctx.fill(); - ctx.restore(); - }, - drawValueLabel: function drawValueLabel(ease) { - // eslint-disable-line no-unused-vars - if (!this.chart.config.options.valueLabel.display) { - return; - } - - var _this$chart2 = this.chart, - ctx = _this$chart2.ctx, - config = _this$chart2.config; - var defaultFontFamily = config.options.defaultFontFamily; - var dataset = config.data.datasets[this.index]; - var _config$options$value = config.options.valueLabel, - formatter = _config$options$value.formatter, - fontSize = _config$options$value.fontSize, - color = _config$options$value.color, - backgroundColor = _config$options$value.backgroundColor, - borderRadius = _config$options$value.borderRadius, - padding = _config$options$value.padding, - bottomMarginPercentage = _config$options$value.bottomMarginPercentage; - var width = this.getWidth(this.chart); - var bottomMargin = bottomMarginPercentage / 100 * width; - - var fmt = formatter || function (value) { - return value; - }; - - var valueText = fmt(dataset.value).toString(); - ctx.textBaseline = 'middle'; - ctx.textAlign = 'center'; - - if (fontSize) { - ctx.font = "".concat(fontSize, "px ").concat(defaultFontFamily); - } // const { width: textWidth, actualBoundingBoxAscent, actualBoundingBoxDescent } = ctx.measureText(valueText); - // const textHeight = actualBoundingBoxAscent + actualBoundingBoxDescent; - - - var _ctx$measureText = ctx.measureText(valueText), - textWidth = _ctx$measureText.width; // approximate height until browsers support advanced TextMetrics - - - var textHeight = Math.max(ctx.measureText('m').width, ctx.measureText("\uFF37").width); - var x = -(padding.left + textWidth / 2); - var y = -(padding.top + textHeight / 2); - var w = padding.left + textWidth + padding.right; - var h = padding.top + textHeight + padding.bottom; // center - - var _this$getTranslation2 = this.getTranslation(this.chart), - dx = _this$getTranslation2.dx, - dy = _this$getTranslation2.dy; // add rotation - - - var rotation = this.chart.options.rotation % (Math.PI * 2.0); - dx += bottomMargin * Math.cos(rotation + Math.PI / 2); - dy += bottomMargin * Math.sin(rotation + Math.PI / 2); // draw - - ctx.save(); - ctx.translate(dx, dy); // draw background - - ctx.beginPath(); - Chart.helpers.canvas.roundedRect(ctx, x, y, w, h, borderRadius); - ctx.fillStyle = backgroundColor; - ctx.fill(); // draw value text - - ctx.fillStyle = color || config.options.defaultFontColor; - var magicNumber = 0.075; // manual testing - - ctx.fillText(valueText, 0, textHeight * magicNumber); - ctx.restore(); - }, - // overrides - update: function update(reset) { - var dataset = this.chart.config.data.datasets[this.index]; - dataset.minValue = dataset.minValue || 0; - var meta = this.getMeta(); - var initialValue = { - valuePercent: 0 - }; // animations on will call update(reset) before update() - - if (reset) { - meta.previous = null; - meta.current = initialValue; - } else { - dataset.data.sort(function (a, b) { - return a - b; - }); - meta.previous = meta.current || initialValue; - meta.current = { - valuePercent: this.getValuePercent(dataset, dataset.value) - }; - } - - Chart.controllers.doughnut.prototype.update.call(this, reset); - }, - updateElement: function updateElement(arc, index, reset) { - // TODO handle reset and options.animation - Chart.controllers.doughnut.prototype.updateElement.call(this, arc, index, reset); - var dataset = this.getDataset(); - var data = dataset.data; // const { options } = this.chart.config; - // scale data - - var previousValue = index === 0 ? dataset.minValue : data[index - 1]; - var value = data[index]; - var startAngle = this.getAngle({ - chart: this.chart, - valuePercent: this.getValuePercent(dataset, previousValue) - }); - var endAngle = this.getAngle({ - chart: this.chart, - valuePercent: this.getValuePercent(dataset, value) - }); - var circumference = endAngle - startAngle; - arc._model = _objectSpread2({}, arc._model, { - startAngle: startAngle, - endAngle: endAngle, - circumference: circumference - }); - }, - draw: function draw(ease) { - Chart.controllers.doughnut.prototype.draw.call(this, ease); - this.drawNeedle(ease); - this.drawValueLabel(ease); - } -}); - -/* eslint-disable max-len, func-names */ -var polyfill = function polyfill() { - if (CanvasRenderingContext2D.prototype.ellipse === undefined) { - CanvasRenderingContext2D.prototype.ellipse = function (x, y, radiusX, radiusY, rotation, startAngle, endAngle, antiClockwise) { - this.save(); - this.translate(x, y); - this.rotate(rotation); - this.scale(radiusX, radiusY); - this.arc(0, 0, 1, startAngle, endAngle, antiClockwise); - this.restore(); - }; - } -}; - -polyfill(); -Chart.controllers.gauge = GaugeController; - -Chart.Gauge = function (context, config) { - config.type = 'gauge'; - return new Chart(context, config); -}; - -var index = Chart.Gauge; - -return index; - -}))); diff --git a/addons/spreadsheet/static/src/chart/odoo_chart/odoo_bar_chart.js b/addons/spreadsheet/static/src/chart/odoo_chart/odoo_bar_chart.js index e83d159c0e8..4b82266a701 100644 --- a/addons/spreadsheet/static/src/chart/odoo_chart/odoo_bar_chart.js +++ b/addons/spreadsheet/static/src/chart/odoo_chart/odoo_bar_chart.js @@ -65,37 +65,34 @@ function getBarConfiguration(chart, labels, locale) { labels: { fontColor }, }; legend.position = chart.legendPosition; - config.options.legend = legend; + config.options.plugins = config.options.plugins || {}; + config.options.plugins.legend = legend; config.options.layout = { padding: { left: 20, right: 20, top: chart.title ? 10 : 25, bottom: 10 }, }; config.options.scales = { - xAxes: [ - { - ticks: { - // x axis configuration - maxRotation: 60, - minRotation: 15, - padding: 5, - labelOffset: 2, - fontColor, - }, + x: { + ticks: { + // x axis configuration + maxRotation: 60, + minRotation: 15, + padding: 5, + labelOffset: 2, + color: fontColor, }, - ], - yAxes: [ - { - position: chart.verticalAxisPosition, - ticks: { - fontColor, - // y axis configuration - beginAtZero: true, // the origin of the y axis is always zero - }, + }, + y: { + position: chart.verticalAxisPosition, + ticks: { + color: fontColor, + // y axis configuration }, - ], + beginAtZero: true, // the origin of the y axis is always zero + }, }; if (chart.stacked) { - config.options.scales.xAxes[0].stacked = true; - config.options.scales.yAxes[0].stacked = true; + config.options.scales.x.stacked = true; + config.options.scales.y.stacked = true; } return config; } diff --git a/addons/spreadsheet/static/src/chart/odoo_chart/odoo_line_chart.js b/addons/spreadsheet/static/src/chart/odoo_chart/odoo_line_chart.js index 5274d4d0a72..38a542c273e 100644 --- a/addons/spreadsheet/static/src/chart/odoo_chart/odoo_line_chart.js +++ b/addons/spreadsheet/static/src/chart/odoo_chart/odoo_line_chart.js @@ -79,10 +79,10 @@ function getLineConfiguration(chart, labels, locale) { ...config.options.legend, display: chart.legendPosition !== "none", labels: { - fontColor, + color: fontColor, generateLabels(chart) { const { data } = chart; - const labels = window.Chart.defaults.global.legend.labels.generateLabels(chart); + const labels = window.Chart.defaults.plugins.legend.labels.generateLabels(chart); for (const [index, label] of labels.entries()) { label.fillStyle = data.datasets[index].borderColor; } @@ -91,36 +91,33 @@ function getLineConfiguration(chart, labels, locale) { }, }; legend.position = chart.legendPosition; - config.options.legend = legend; + config.options.plugins = config.options.plugins || {}; + config.options.plugins.legend = legend; config.options.layout = { padding: { left: 20, right: 20, top: chart.title ? 10 : 25, bottom: 10 }, }; config.options.scales = { - xAxes: [ - { - ticks: { - // x axis configuration - maxRotation: 60, - minRotation: 15, - padding: 5, - labelOffset: 2, - fontColor, - }, + x: { + ticks: { + // x axis configuration + maxRotation: 60, + minRotation: 15, + padding: 5, + labelOffset: 2, + color: fontColor, }, - ], - yAxes: [ - { - position: chart.verticalAxisPosition, - ticks: { - fontColor, - // y axis configuration - beginAtZero: true, // the origin of the y axis is always zero - }, + }, + y: { + position: chart.verticalAxisPosition, + ticks: { + color: fontColor, + // y axis configuration }, - ], + beginAtZero: true, // the origin of the y axis is always zero + }, }; if (chart.stacked) { - config.options.scales.yAxes[0].stacked = true; + config.options.scales.y.stacked = true; } return config; } diff --git a/addons/spreadsheet/static/src/chart/odoo_chart/odoo_pie_chart.js b/addons/spreadsheet/static/src/chart/odoo_chart/odoo_pie_chart.js index 08ddd04d1f6..3c906f6ce3a 100644 --- a/addons/spreadsheet/static/src/chart/odoo_chart/odoo_pie_chart.js +++ b/addons/spreadsheet/static/src/chart/odoo_chart/odoo_pie_chart.js @@ -48,14 +48,15 @@ function getPieConfiguration(chart, labels, locale) { labels: { fontColor }, }; legend.position = chart.legendPosition; - config.options.legend = legend; + config.options.plugins = config.options.plugins || {}; + config.options.plugins.legend = legend; config.options.layout = { padding: { left: 20, right: 20, top: chart.title ? 10 : 25, bottom: 10 }, }; - config.options.tooltips = { + config.options.plugins.tooltip = { callbacks: { - title: function (tooltipItems, data) { - return data.datasets[tooltipItems[0].datasetIndex].label; + title: function (tooltipItem) { + return tooltipItem.label; }, }, }; diff --git a/addons/spreadsheet/static/src/helpers/helpers.js b/addons/spreadsheet/static/src/helpers/helpers.js index bd28d116a4a..b9da95b7d99 100644 --- a/addons/spreadsheet/static/src/helpers/helpers.js +++ b/addons/spreadsheet/static/src/helpers/helpers.js @@ -102,6 +102,5 @@ export function isEmpty(item) { */ export async function loadSpreadsheetDependencies() { await loadJS("/web/static/lib/Chart/Chart.js"); - // chartjs-gauge should only be loaded when Chart.js is fully loaded ! - await loadJS("/spreadsheet/static/lib/chartjs-gauge/chartjs-gauge.js"); + await loadJS("/web/static/lib/chartjs-adapter-luxon/chartjs-adapter-luxon.js"); } diff --git a/addons/spreadsheet/static/src/helpers/model.js b/addons/spreadsheet/static/src/helpers/model.js index 7c35a9bc6c2..c9678853b69 100644 --- a/addons/spreadsheet/static/src/helpers/model.js +++ b/addons/spreadsheet/static/src/helpers/model.js @@ -68,6 +68,7 @@ export async function freezeOdooData(model) { for (const figure of sheet.figures) { if (figure.tag === "chart" && figure.data.type.startsWith("odoo_")) { await loadJS("/web/static/lib/Chart/Chart.js"); + await loadJS("/web/static/lib/chartjs-adapter-luxon/chartjs-adapter-luxon.js"); const img = odooChartToImage(model, figure); figure.tag = "image"; figure.data = { diff --git a/addons/spreadsheet/static/src/o_spreadsheet/o_spreadsheet.js b/addons/spreadsheet/static/src/o_spreadsheet/o_spreadsheet.js index 3eca9b9a018..92f54ff461d 100644 --- a/addons/spreadsheet/static/src/o_spreadsheet/o_spreadsheet.js +++ b/addons/spreadsheet/static/src/o_spreadsheet/o_spreadsheet.js @@ -3475,14 +3475,15 @@ createChart(chartData) { const canvas = this.canvas.el; const ctx = canvas.getContext("2d"); + // @ts-ignore this.chart = new window.Chart(ctx, chartData); } updateChartJs(chartRuntime) { const chartData = chartRuntime.chartJsConfig; if (chartData.data && chartData.data.datasets) { this.chart.data = chartData.data; - if (chartData.options?.title) { - this.chart.config.options.title = chartData.options.title; + if (chartData.options?.plugins?.title) { + this.chart.config.options.plugins.title = chartData.options.plugins.title; } if (chartData.options && "valueLabel" in chartData.options) { if (chartData.options?.valueLabel) { @@ -3492,12 +3493,13 @@ } } else { - this.chart.data.datasets = undefined; + this.chart.data.datasets = []; } - this.chart.config.options.tooltips = chartData.options?.tooltips; - this.chart.config.options.legend = chartData.options?.legend; + this.chart.config.options.plugins.tooltip = chartData.options.plugins.tooltip; + this.chart.config.options.plugins.legend = chartData.options.plugins.legend; this.chart.config.options.scales = chartData.options?.scales; - this.chart.update({ duration: 0 }); + // ? + this.chart.update("active"); } } ChartJsComponent.props = { @@ -16179,49 +16181,40 @@ * Get a default chart js configuration */ function getDefaultChartJsRuntime(chart, labels, fontColor, { format, locale }) { - return { - type: chart.type, - options: { - // https://www.chartjs.org/docs/latest/general/responsive.html - responsive: true, - maintainAspectRatio: false, - layout: { - padding: { left: 20, right: 20, top: chart.title ? 10 : 25, bottom: 10 }, + const options = { + // https://www.chartjs.org/docs/latest/general/responsive.html + responsive: true, + maintainAspectRatio: false, + layout: { + padding: { left: 20, right: 20, top: chart.title ? 10 : 25, bottom: 10 }, + }, + elements: { + line: { + fill: false, // do not fill the area under line charts }, - elements: { - line: { - fill: false, // do not fill the area under line charts - }, - point: { - hitRadius: 15, // increased hit radius to display point tooltip when hovering nearby - }, + point: { + hitRadius: 15, // increased hit radius to display point tooltip when hovering nearby }, - animation: { - duration: 0, // general animation time - }, - hover: { - animationDuration: 10, // duration of animations when hovering an item - }, - responsiveAnimationDuration: 0, + }, + animation: false, + plugins: { title: { display: !!chart.title, - fontSize: 22, - fontStyle: "normal", text: _t(chart.title), - fontColor, + color: fontColor, + font: { size: 22, weight: "normal" }, }, legend: { // Disable default legend onClick (show/hide dataset), to allow us to set a global onClick on the chart container. // If we want to re-enable this in the future, we need to override the default onClick to stop the event propagation - onClick: undefined, + onClick: () => { }, }, - tooltips: { + tooltip: { callbacks: { - label: function (tooltipItem, data) { - let xLabel = data.datasets?.[tooltipItem.datasetIndex || 0]?.label; - const yLabel = tooltipItem.yLabel !== "" - ? tooltipItem.yLabel - : data.datasets?.[tooltipItem.datasetIndex || 0]?.data?.[tooltipItem.index || 0]; + label: function (tooltipItem) { + let xLabel = tooltipItem.label; + // tooltipItem.parsed.y can be an object or a number for pie charts + const yLabel = tooltipItem.parsed.y ?? tooltipItem.parsed; const yLabelStr = format && typeof yLabel === "number" ? formatValue(yLabel, { format, locale }) : yLabel?.toLocaleString() || ""; @@ -16230,10 +16223,15 @@ }, }, }, + }; + return { + type: chart.type, + options, data: { labels: labels.map(truncateLabel), datasets: [], }, + plugins: [], }; } function getChartLabelFormat(getters, range) { @@ -16430,7 +16428,7 @@ const fontColor = chartFontColor(chart.background); const config = getDefaultChartJsRuntime(chart, labels, fontColor, localeFormat); const legend = { - labels: { fontColor }, + labels: { color: fontColor }, }; if ((!chart.labelRange && chart.dataSets.length === 1) || chart.legendPosition === "none") { legend.display = false; @@ -16438,42 +16436,35 @@ else { legend.position = chart.legendPosition; } - config.options.legend = { ...config.options?.legend, ...legend }; + config.options.plugins.legend = { ...config.options.plugins?.legend, ...legend }; config.options.layout = { padding: { left: 20, right: 20, top: chart.title ? 10 : 25, bottom: 10 }, }; config.options.scales = { - xAxes: [ - { - ticks: { - // x axis configuration - maxRotation: 60, - minRotation: 15, - padding: 5, - labelOffset: 2, - fontColor, + x: { + ticks: { + padding: 5, + color: fontColor, + }, + }, + y: { + position: chart.verticalAxisPosition, + beginAtZero: true, + ticks: { + color: fontColor, + callback: (value) => { + return localeFormat.format + ? formatValue(value, localeFormat) + : value?.toLocaleString() || value; }, }, - ], - yAxes: [ - { - position: chart.verticalAxisPosition, - ticks: { - fontColor, - // y axis configuration - beginAtZero: true, - callback: (value) => { - return localeFormat.format - ? formatValue(value, localeFormat) - : value?.toLocaleString() || value; - }, - }, - }, - ], + }, }; if (chart.stacked) { - config.options.scales.xAxes[0].stacked = true; - config.options.scales.yAxes[0].stacked = true; + // @ts-ignore chart.js type is broken + config.options.scales.x.stacked = true; + // @ts-ignore chart.js type is broken + config.options.scales.y.stacked = true; } return config; } @@ -16677,17 +16668,18 @@ padding: { left: 30, right: 30, top: chart.title ? 10 : 25, bottom: 25 }, }; config.options.needle = { - radiusPercentage: 2, - widthPercentage: 3.2, - lengthPercentage: 80, - color: "#000000", + width: 10, + borderColor: "#000000", + backgroundColor: "#000000", }; config.options.valueLabel = { display: false, - formatter: null, - color: "#FFFFFF", + font: { + size: 30, + color: "#FFFFFF", + }, backgroundColor: "#000000", - fontSize: 30, + borderColor: "#000000", borderRadius: 5, padding: { top: 5, @@ -16695,7 +16687,6 @@ bottom: 5, left: 5, }, - bottomMarginPercentage: 5, }; return config; } @@ -16737,16 +16728,12 @@ data.push(point.value); backgroundColor.push(point.color); }); - // There's a bug in gauge lib when the last element in `data` is 0 (i.e. when the range maximum is 0). - // The value wrongly fallbacks to 1 because 0 is falsy - // See https://github.com/haiiaaa/chartjs-gauge/pull/33 - // https://github.com/haiiaaa/chartjs-gauge/blob/2ea50541d754d710cb30c2502fa690ac5dc27afd/src/controllers/controller.gauge.js#L52 data.push(maxNeedleValue); backgroundColor.push(colors.upperColor); const dataRange = chart.dataRange; const deltaBeyondRangeLimit = needleCoverage / 30; let needleValue = minNeedleValue - deltaBeyondRangeLimit; // make needle value always at the minimum by default - let cellFormatter = null; + let cellFormatter = undefined; let displayValue = false; if (dataRange !== undefined) { const cell = getters.getEvaluatedCell({ @@ -16761,6 +16748,7 @@ // smaller and slightly larger than minRange and maxRange to mark the fact // that the needle is out of the range limits needleValue = clip(cell.value, minNeedleValue - deltaBeyondRangeLimit, maxNeedleValue + deltaBeyondRangeLimit); + // show the original value, not the clipped one cellFormatter = () => getters.getRangeFormattedValues(dataRange)[0]; displayValue = true; } @@ -16808,31 +16796,29 @@ }, }; /** - * Regex to test if a format string is a date format that can be translated into a moment time format + * Regex to test if a format string is a date format that can be translated into a luxon time format */ - const timeFormatMomentCompatible = /^((d|dd|m|mm|yyyy|yy|hh|h|ss|a)(-|:|\s|\/))*(d|dd|m|mm|yyyy|yy|hh|h|ss|a)$/i; + const timeFormatLuxonCompatible = /^((d|dd|m|mm|yyyy|yy|hh|h|ss|a)(-|:|\s|\/))*(d|dd|m|mm|yyyy|yy|hh|h|ss|a)$/i; /** Get the time options for the XAxis of ChartJS */ function getChartTimeOptions(labels, labelFormat, locale) { - const momentFormat = convertDateFormatForMoment(labelFormat); - const timeUnit = getBestTimeUnitForScale(labels, momentFormat, locale); + const luxonFormat = convertDateFormatForLuxon(labelFormat); + const timeUnit = getBestTimeUnitForScale(labels, luxonFormat, locale); const displayFormats = {}; if (timeUnit) { - displayFormats[timeUnit] = momentFormat; + displayFormats[timeUnit] = luxonFormat; } return { - parser: momentFormat, + parser: luxonFormat, displayFormats, - unit: timeUnit, + unit: timeUnit ?? false, }; } /** * Convert the given date format into a format that moment.js understands. * - * https://momentjs.com/docs/#/parsing/string-format/ + * https://github.com/moment/luxon/blob/master/docs/formatting.md#table-of-tokens */ - function convertDateFormatForMoment(format) { - format = format.replace(/y/g, "Y"); - format = format.replace(/d/g, "D"); + function convertDateFormatForLuxon(format) { // "m" before "h" === month, "m" after "h" === minute const indexH = format.indexOf("h"); if (indexH >= 0) { @@ -16903,6 +16889,8 @@ return "year"; } + // @ts-ignore + const Chart = window.Chart; class LineChart extends AbstractChart { dataSets; labelRange; @@ -17032,7 +17020,7 @@ return canBeDateChart(labelRange, getters) || canBeLinearChart(labelRange, getters); } function getChartAxisType(chart, getters) { - if (isDateChart(chart, getters)) { + if (isDateChart(chart, getters) && isLuxonTimeAdapterInstalled()) { return "time"; } if (isLinearChart(chart, getters)) { @@ -17055,7 +17043,7 @@ col: labelRange.zone.left, row: labelRange.zone.top, }).format; - return Boolean(labelFormat && timeFormatMomentCompatible.test(labelFormat)); + return Boolean(labelFormat && timeFormatLuxonCompatible.test(labelFormat)); } function canBeLinearChart(labelRange, getters) { if (!labelRange) { @@ -17075,10 +17063,11 @@ const config = getDefaultChartJsRuntime(chart, labels, fontColor, localeFormat); const legend = { labels: { - fontColor, + color: fontColor, generateLabels(chart) { + // color the legend labels with the dataset color, without any transparency const { data } = chart; - const labels = window.Chart.defaults.global.legend.labels.generateLabels(chart); + const labels = Chart.defaults.plugins.legend.labels.generateLabels(chart); for (const [index, label] of labels.entries()) { label.fillStyle = data.datasets[index].borderColor; } @@ -17092,41 +17081,33 @@ else { legend.position = chart.legendPosition; } - config.options.legend = { ...config.options?.legend, ...legend }; + Object.assign(config.options.plugins.legend || {}, legend); config.options.layout = { padding: { left: 20, right: 20, top: chart.title ? 10 : 25, bottom: 10 }, }; config.options.scales = { - xAxes: [ - { - ticks: { - // x axis configuration - maxRotation: 60, - minRotation: 15, - padding: 5, - labelOffset: 2, - fontColor, + x: { + ticks: { + padding: 5, + color: fontColor, + }, + }, + y: { + position: chart.verticalAxisPosition, + beginAtZero: true, + ticks: { + color: fontColor, + callback: (value) => { + return localeFormat.format + ? formatValue(value, localeFormat) + : value?.toLocaleString() || value; }, }, - ], - yAxes: [ - { - position: chart.verticalAxisPosition, - ticks: { - fontColor, - // y axis configuration - beginAtZero: true, - callback: (value) => { - return localeFormat.format - ? formatValue(value, localeFormat) - : value?.toLocaleString() || value; - }, - }, - }, - ], + }, }; - if (chart.stacked) { - config.options.scales.yAxes[0].stacked = true; + if (chart.stacked && config.options?.scales?.y) { + // @ts-ignore chart.js type is wrong + config.options.scales.y.stacked = true; } return config; } @@ -17153,15 +17134,18 @@ const config = getLineConfiguration(chart, labels, localeFormat); const labelFormat = getChartLabelFormat(getters, chart.labelRange); if (axisType === "time") { - config.options.scales.xAxes[0].type = "time"; - config.options.scales.xAxes[0].time = getChartTimeOptions(labels, labelFormat, locale); - config.options.scales.xAxes[0].ticks.maxTicksLimit = 15; + const axis = { + type: "time", + time: getChartTimeOptions(labels, labelFormat, locale), + }; + Object.assign(config.options.scales.x, axis); + config.options.scales.x.ticks.maxTicksLimit = 15; } else if (axisType === "linear") { - config.options.scales.xAxes[0].type = "linear"; - config.options.scales.xAxes[0].ticks.callback = (value) => formatValue(value, localeFormat); - config.options.tooltips.callbacks.title = (tooltipItem) => { - return formatValue(tooltipItem[0]?.xLabel || "", localeFormat); + config.options.scales.x.type = "linear"; + config.options.scales.x.ticks.callback = (value) => formatValue(value, { format: labelFormat, locale }); + config.options.plugins.tooltip.callbacks.title = (tooltipItem) => { + return formatValue(tooltipItem[0]?.label || "", localeFormat); }; } const colors = new ChartColors(); @@ -17179,7 +17163,7 @@ const dataset = { label, data, - lineTension: 0, + tension: 0, borderColor: color, backgroundColor, pointBackgroundColor: color, @@ -17189,6 +17173,22 @@ } return { chartJsConfig: config, background: chart.background || BACKGROUND_CHART_COLOR }; } + let missingTimeAdapterAlreadyWarned = false; + function isLuxonTimeAdapterInstalled() { + // @ts-ignore + if (!window.Chart) { + return false; + } + // @ts-ignore + const adapter = new window.Chart._adapters._date({}); + // @ts-ignore + const isInstalled = adapter._id === "luxon"; + if (!isInstalled && !missingTimeAdapterAlreadyWarned) { + missingTimeAdapterAlreadyWarned = true; + console.warn("'chartjs-adapter-luxon' time adapter is not installed. Time scale axes are disabled."); + } + return isInstalled; + } class PieChart extends AbstractChart { dataSets; @@ -17292,7 +17292,7 @@ const fontColor = chartFontColor(chart.background); const config = getDefaultChartJsRuntime(chart, labels, fontColor, localeFormat); const legend = { - labels: { fontColor }, + labels: { color: fontColor }, }; if ((!chart.labelRange && chart.dataSets.length === 1) || chart.legendPosition === "none") { legend.display = false; @@ -17300,12 +17300,12 @@ else { legend.position = chart.legendPosition; } - config.options.legend = { ...config.options?.legend, ...legend }; + Object.assign(config.options.plugins.legend || {}, legend); config.options.layout = { padding: { left: 20, right: 20, top: chart.title ? 10 : 25, bottom: 10 }, }; - config.options.tooltips.callbacks.title = function (tooltipItems, data) { - return data.datasets[tooltipItems[0].datasetIndex].label; + config.options.plugins.tooltip.callbacks.title = function (tooltipItems) { + return tooltipItems[0].dataset.label; }; return config; } @@ -18069,6 +18069,278 @@ }; } + // @ts-ignore + if (window.Chart) { + // @ts-ignore + const DoughnutController = window.Chart?.DoughnutController; + /** + * Example : + * const chart = new Chart(ctx, { + * type: "gauge", + * data: { + * datasets: [ + * { + * borderWidth: 5, + * data: [10, 20, 10], + * value: 23, + * backgroundColor: [ + * "#dc3545", //red + * "#ffc107", //orange + * "#28a745", //green + * ], + * }, + * ], + * }, + * options: { + * plugins: { + * title: { + * display: true, + * text: "Custom Chart Title", + * padding: { + * top: 10, + * bottom: 30, + * }, + * font : { + * size : 30 + * } + * }, + * }, + * valueLabel: { + * display: true, + * format: (value) => { + * return value.toFixed(2) + "%"; + * }, + * font : { + * size : 35, + * family : "Arial", + * color : "#FC0", + * }, + * backgroundColor : "#ccc", + * borderColor : "#090", + * borderRadius : 50 + * }, + * needle: { + * display: true, + * width: 50, + * color: "#DC5", + * backgroundColor : "#ccc", + * }, + * }, + * }); + */ + class GaugeController extends DoughnutController { + static id = "gauge"; + static defaults = { + ...DoughnutController.defaults, + circumference: 180, + rotation: 270, + }; + static overrides = { + aspectRatio: 2, + plugins: { + legend: { + display: false, + }, + tooltip: { + enabled: false, + }, + }, + }; + get chartHeight() { + return Math.abs(this.chart.chartArea.top - this.chart.chartArea.bottom); + } + get chartWidth() { + return Math.abs(this.chart.chartArea.left - this.chart.chartArea.right); + } + get needleOptions() { + const { config } = this.chart; + const options = config.options; + // @ts-ignore + return options?.needle || {}; + } + get valueLabelOptions() { + const { config } = this.chart; + const options = config.options; + // @ts-ignore + return options?.valueLabel || {}; + } + get minValue() { + const dataset = this.getDataset(); + // @ts-ignore + return dataset.minValue || 0; + } + getValueAngleInPercent(value) { + const dataset = this.getDataset(); + const data = dataset.data || []; + const max = Math.max(...data); + const min = this.minValue; + return (value - min) / (max - min); + } + drawValueLabel(params) { + const { ctx } = this.chart; + if (this.valueLabelOptions.display === false) { + return; + } + // draw background rectangle + ctx.save(); + ctx.beginPath(); + ctx.fillStyle = params.valueLabel.backgroundColor; + ctx.strokeStyle = params.valueLabel.borderColor; + ctx.roundRect(params.valueLabel.rect.x, params.valueLabel.rect.y, params.valueLabel.rect.width, params.valueLabel.rect.height, params.valueLabel.borderRadius); + ctx.stroke(); + ctx.fill(); + // draw value text + ctx.textAlign = "center"; + ctx.textBaseline = "middle"; + ctx.font = params.valueLabel.font; + ctx.fillStyle = params.valueLabel.textColor; + ctx.fillText(params.valueLabel.valueText, params.valueLabel.textPosition.x, params.valueLabel.textPosition.y); + ctx.restore(); + } + drawNeedle(params) { + const { ctx } = this.chart; + if (this.needleOptions.display === false) { + return; + } + // translate & rotate next paths + ctx.save(); + ctx.translate(params.needle.position.x, params.needle.position.y); + ctx.rotate(-Math.PI / 2 + Math.PI * params.needle.percent); + // draw circle + ctx.beginPath(); + ctx.fillStyle = params.needle.backgroundColor; + ctx.strokeStyle = params.needle.borderColor; + ctx.ellipse(0, 0, params.needle.width / 2, params.needle.width / 2, 0, 0, 2 * Math.PI); + ctx.fill(); + ctx.stroke(); + ctx.closePath(); + // draw needle + ctx.fillStyle = params.needle.backgroundColor; + ctx.strokeStyle = params.needle.borderColor; + ctx.beginPath(); + ctx.moveTo(-params.needle.width / 2, 0); + ctx.lineTo(0, -params.needle.height + 10); + ctx.lineTo(+params.needle.width / 2, 0); + ctx.closePath(); + ctx.fill(); + ctx.stroke(); + ctx.restore(); + } + computeRenderingParams() { + const { ctx, config } = this.chart; + const options = config.options; + options.layout = options.layout || {}; + options.layout.padding = options.layout.padding || {}; + const formatter = this.valueLabelOptions.formatter; + const fmt = typeof formatter === "function" ? formatter : (value) => value; + const dataset = this.getDataset(); + // @ts-ignore value is a custom property for gauge charts + const value = dataset.value || 0; + const valueText = fmt(value).toString(); + const percent = this.getValueAngleInPercent(value); + const fontFamily = this.valueLabelOptions.font?.family || "Arial"; + const optionsFontSize = this.valueLabelOptions.font?.size || 0; + const fontSize = optionsFontSize >= 1 ? optionsFontSize : 30; + const font = `${fontSize}px ${fontFamily}`; + const padding = { + right: 0, + left: 0, + top: 0, + bottom: 0, + ...this.valueLabelOptions.padding, + }; + padding.left = padding.left >= 0 ? padding.left : 10; + padding.right = padding.right >= 0 ? padding.right : 10; + padding.top = padding.top >= 0 ? padding.top : 10; + padding.bottom = padding.bottom >= 0 ? padding.bottom : 10; + const chartArea = this.chart.chartArea; + const offsetX = this.offsetX || 0; + const offsetY = this.offsetY || 0; + const centerX = (chartArea.left + chartArea.right) / 2; + const centerY = (chartArea.top + chartArea.bottom) / 2; + const center = { + x: centerX + offsetX, + y: centerY + offsetY, + }; + const textPosition = { + x: center.x, + y: center.y, + }; + ctx.save(); + ctx.font = font; + const metrics = ctx.measureText(valueText); + ctx.restore(); + const textHeight = metrics.fontBoundingBoxAscent - metrics.fontBoundingBoxDescent; + return { + needle: { + borderColor: this.needleOptions.borderColor || "#000", + backgroundColor: this.needleOptions.backgroundColor || "#000", + width: this.needleOptions.width || 10, + height: Math.min(this.chartHeight, this.chartWidth / 2), + position: { + x: textPosition.x, + y: textPosition.y, + }, + percent, + }, + valueLabel: { + textColor: this.valueLabelOptions.font?.color || "#FFF", + backgroundColor: this.valueLabelOptions.backgroundColor || "#000", + borderColor: this.valueLabelOptions.borderColor || "#000", + borderRadius: this.valueLabelOptions.borderRadius || 10, + rect: { + x: center.x - metrics.width / 2 - padding.left, + y: center.y + textHeight / 2 + padding.top, + width: metrics.width + padding.left + padding.right, + height: -(textHeight + 6 + padding.top + padding.bottom), + }, + valueText, + textPosition, + textHeight, + font, + }, + }; + } + draw() { + super.draw(); + const params = this.computeRenderingParams(); + this.drawNeedle(params); + this.drawValueLabel(params); + } + updateElements(elements, start, count, mode) { + super.updateElements(elements, start, count, mode); + const dataset = this.getDataset(); + const data = this.getDataset().data; + // @ts-ignore + const minValue = dataset.minValue; + // @ts-ignore + const rotation = this.chart.options.rotation || 0; + // @ts-ignore + const circumference = this.chart.options.circumference || 0; + for (let arcIndex = 0; arcIndex < data.length; arcIndex++) { + const previousValue = arcIndex === 0 ? minValue : data[arcIndex - 1]; + const startAngleInPercent = this.getValueAngleInPercent(previousValue); + const endAngleInPercent = this.getValueAngleInPercent(data[arcIndex]); + const startAngle = degreesToRadians(rotation + circumference * startAngleInPercent) - Math.PI / 2; + const endAngle = degreesToRadians(rotation + circumference * endAngleInPercent) - Math.PI / 2; + const arcCircumference = endAngle - startAngle; + const arc = elements[arcIndex]; + const propertiesUpdates = { + startAngle, + endAngle, + circumference: arcCircumference, + }; + this.updateElement(arc, arcIndex, propertiesUpdates, mode); + } + } + } + function degreesToRadians(degrees) { + return (degrees * Math.PI) / 180; + } + // @ts-ignore + window.Chart.register(GaugeController); + } + //------------------------------------------------------------------------------ // Helpers //------------------------------------------------------------------------------ @@ -36418,7 +36690,8 @@ if (!chart) { throw new Error(`No chart for the given id: ${figureId}`); } - this.history.update("charts", figureId, this.createRuntimeChart(chart)); + const runtime = this.createRuntimeChart(chart); + this.history.update("charts", figureId, runtime); } return this.charts[figureId]; } @@ -49506,7 +49779,14 @@ `; } - const TABLE_DEFAULT_STYLE = escapeXml /*xml*/ ``; + const TABLE_DEFAULT_ATTRS = [ + ["name", "TableStyleLight8"], + ["showFirstColumn", "0"], + ["showLastColumn", "0"], + ["showRowStripes", "0"], + ["showColumnStripes", "0"], + ]; + const TABLE_DEFAULT_STYLE = escapeXml /*xml*/ ``; function createTable(table, tableId, sheetData) { const tableAttributes = [ ["id", tableId], @@ -50625,9 +50905,9 @@ Object.defineProperty(exports, '__esModule', { value: true }); - __info__.version = '16.5.0-alpha.3'; - __info__.date = '2023-08-09T12:01:15.162Z'; - __info__.hash = 'b0e8fd5'; + __info__.version = '16.5.0-alpha.4'; + __info__.date = '2023-08-10T09:44:45.710Z'; + __info__.hash = 'c8db018'; })(this.o_spreadsheet = this.o_spreadsheet || {}, owl); diff --git a/addons/spreadsheet/static/src/o_spreadsheet/o_spreadsheet.xml b/addons/spreadsheet/static/src/o_spreadsheet/o_spreadsheet.xml index 2691fa8d62e..bde7ae6acf1 100644 --- a/addons/spreadsheet/static/src/o_spreadsheet/o_spreadsheet.xml +++ b/addons/spreadsheet/static/src/o_spreadsheet/o_spreadsheet.xml @@ -3951,7 +3951,7 @@ diff --git a/addons/spreadsheet/static/tests/charts/model/odoo_chart_plugin_test.js b/addons/spreadsheet/static/tests/charts/model/odoo_chart_plugin_test.js index 2b17a541181..a1f9a78e631 100644 --- a/addons/spreadsheet/static/tests/charts/model/odoo_chart_plugin_test.js +++ b/addons/spreadsheet/static/tests/charts/model/odoo_chart_plugin_test.js @@ -220,15 +220,15 @@ QUnit.module("spreadsheet > odoo chart plugin", {}, () => { const bar = model.getters.getChartDefinition(barChartId); const line = model.getters.getChartDefinition(lineChartId); assert.strictEqual( - model.getters.getChartRuntime(pieChartId).chartJsConfig.options.legend.display, + model.getters.getChartRuntime(pieChartId).chartJsConfig.options.plugins.legend.display, true ); assert.strictEqual( - model.getters.getChartRuntime(barChartId).chartJsConfig.options.legend.display, + model.getters.getChartRuntime(barChartId).chartJsConfig.options.plugins.legend.display, true ); assert.strictEqual( - model.getters.getChartRuntime(lineChartId).chartJsConfig.options.legend.display, + model.getters.getChartRuntime(lineChartId).chartJsConfig.options.plugins.legend.display, true ); model.dispatch("UPDATE_CHART", { @@ -256,15 +256,15 @@ QUnit.module("spreadsheet > odoo chart plugin", {}, () => { sheetId, }); assert.strictEqual( - model.getters.getChartRuntime(pieChartId).chartJsConfig.options.legend.display, + model.getters.getChartRuntime(pieChartId).chartJsConfig.options.plugins.legend.display, false ); assert.strictEqual( - model.getters.getChartRuntime(barChartId).chartJsConfig.options.legend.display, + model.getters.getChartRuntime(barChartId).chartJsConfig.options.plugins.legend.display, false ); assert.strictEqual( - model.getters.getChartRuntime(lineChartId).chartJsConfig.options.legend.display, + model.getters.getChartRuntime(lineChartId).chartJsConfig.options.plugins.legend.display, false ); }); @@ -282,12 +282,8 @@ QUnit.module("spreadsheet > odoo chart plugin", {}, () => { id: chartId, sheetId, }); - assert.ok( - model.getters.getChartRuntime(chartId).chartJsConfig.options.scales.xAxes[0].stacked - ); - assert.ok( - model.getters.getChartRuntime(chartId).chartJsConfig.options.scales.yAxes[0].stacked - ); + assert.ok(model.getters.getChartRuntime(chartId).chartJsConfig.options.scales.x.stacked); + assert.ok(model.getters.getChartRuntime(chartId).chartJsConfig.options.scales.y.stacked); model.dispatch("UPDATE_CHART", { definition: { ...definition, @@ -296,12 +292,8 @@ QUnit.module("spreadsheet > odoo chart plugin", {}, () => { id: chartId, sheetId, }); - assert.notOk( - model.getters.getChartRuntime(chartId).chartJsConfig.options.scales.xAxes[0].stacked - ); - assert.notOk( - model.getters.getChartRuntime(chartId).chartJsConfig.options.scales.yAxes[0].stacked - ); + assert.notOk(model.getters.getChartRuntime(chartId).chartJsConfig.options.scales.x.stacked); + assert.notOk(model.getters.getChartRuntime(chartId).chartJsConfig.options.scales.y.stacked); }); QUnit.test("Can copy/paste Odoo chart", async (assert) => { @@ -378,12 +370,8 @@ QUnit.module("spreadsheet > odoo chart plugin", {}, () => { id: chartId, sheetId, }); - assert.notOk( - model.getters.getChartRuntime(chartId).chartJsConfig.options.scales.xAxes[0].stacked - ); - assert.ok( - model.getters.getChartRuntime(chartId).chartJsConfig.options.scales.yAxes[0].stacked - ); + assert.notOk(model.getters.getChartRuntime(chartId).chartJsConfig.options.scales.x.stacked); + assert.ok(model.getters.getChartRuntime(chartId).chartJsConfig.options.scales.y.stacked); model.dispatch("UPDATE_CHART", { definition: { ...definition, @@ -392,12 +380,8 @@ QUnit.module("spreadsheet > odoo chart plugin", {}, () => { id: chartId, sheetId, }); - assert.notOk( - model.getters.getChartRuntime(chartId).chartJsConfig.options.scales.xAxes[0].stacked - ); - assert.notOk( - model.getters.getChartRuntime(chartId).chartJsConfig.options.scales.yAxes[0].stacked - ); + assert.notOk(model.getters.getChartRuntime(chartId).chartJsConfig.options.scales.x.stacked); + assert.notOk(model.getters.getChartRuntime(chartId).chartJsConfig.options.scales.y.stacked); }); QUnit.test( diff --git a/addons/spreadsheet/static/tests/utils/ui.js b/addons/spreadsheet/static/tests/utils/ui.js index f4257a137dc..f9391f63806 100644 --- a/addons/spreadsheet/static/tests/utils/ui.js +++ b/addons/spreadsheet/static/tests/utils/ui.js @@ -19,6 +19,7 @@ import { registry } from "@web/core/registry"; */ export async function mountSpreadsheet(model) { await loadJS("/web/static/lib/Chart/Chart.js"); + await loadJS("/web/static/lib/chartjs-adapter-luxon/chartjs-adapter-luxon.js"); const app = new App(Spreadsheet, { props: { model }, templates: templates, diff --git a/addons/survey/__manifest__.py b/addons/survey/__manifest__.py index 5a1b14857db..7363d5bf0c6 100644 --- a/addons/survey/__manifest__.py +++ b/addons/survey/__manifest__.py @@ -61,6 +61,7 @@ sent mails with personal token for the invitation of the survey. 'assets': { 'survey.survey_assets': [ 'web/static/lib/Chart/Chart.js', + 'web/static/lib/chartjs-adapter-luxon/chartjs-adapter-luxon.js', 'survey/static/src/js/survey_image_zoomer.js', '/survey/static/src/xml/survey_image_zoomer_templates.xml', 'survey/static/src/js/survey_quick_access.js', @@ -79,7 +80,7 @@ sent mails with personal token for the invitation of the survey. 'survey/static/src/xml/survey_breadcrumb_templates.xml', ], 'survey.survey_user_input_session_assets': [ - 'survey/static/src/js/libs/chartjs-plugin-datalabels.min.js', + 'survey/static/src/js/libs/chartjs-plugin-datalabels.js', 'survey/static/src/js/survey_session_colors.js', 'survey/static/src/js/survey_session_chart.js', 'survey/static/src/js/survey_session_text_answers.js', diff --git a/addons/survey/static/src/js/libs/chartjs-plugin-datalabels.js b/addons/survey/static/src/js/libs/chartjs-plugin-datalabels.js new file mode 100644 index 00000000000..4c8792c866f --- /dev/null +++ b/addons/survey/static/src/js/libs/chartjs-plugin-datalabels.js @@ -0,0 +1,1356 @@ +/*! + * chartjs-plugin-datalabels v2.2.0 + * https://chartjs-plugin-datalabels.netlify.app + * (c) 2017-2022 chartjs-plugin-datalabels contributors + * Released under the MIT license + */ +(function (global, factory) { + typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('chart.js/helpers'), require('chart.js')) : + typeof define === 'function' && define.amd ? define(['chart.js/helpers', 'chart.js'], factory) : + (global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.ChartDataLabels = factory(global.Chart.helpers, global.Chart)); + })(this, (function (helpers, chart_js) { 'use strict'; + + var devicePixelRatio = (function() { + if (typeof window !== 'undefined') { + if (window.devicePixelRatio) { + return window.devicePixelRatio; + } + + // devicePixelRatio is undefined on IE10 + // https://stackoverflow.com/a/20204180/8837887 + // https://github.com/chartjs/chartjs-plugin-datalabels/issues/85 + var screen = window.screen; + if (screen) { + return (screen.deviceXDPI || 1) / (screen.logicalXDPI || 1); + } + } + + return 1; + }()); + + var utils = { + // @todo move this in Chart.helpers.toTextLines + toTextLines: function(inputs) { + var lines = []; + var input; + + inputs = [].concat(inputs); + while (inputs.length) { + input = inputs.pop(); + if (typeof input === 'string') { + lines.unshift.apply(lines, input.split('\n')); + } else if (Array.isArray(input)) { + inputs.push.apply(inputs, input); + } else if (!helpers.isNullOrUndef(inputs)) { + lines.unshift('' + input); + } + } + + return lines; + }, + + // @todo move this in Chart.helpers.canvas.textSize + // @todo cache calls of measureText if font doesn't change?! + textSize: function(ctx, lines, font) { + var items = [].concat(lines); + var ilen = items.length; + var prev = ctx.font; + var width = 0; + var i; + + ctx.font = font.string; + + for (i = 0; i < ilen; ++i) { + width = Math.max(ctx.measureText(items[i]).width, width); + } + + ctx.font = prev; + + return { + height: ilen * font.lineHeight, + width: width + }; + }, + + /** + * Returns value bounded by min and max. This is equivalent to max(min, min(value, max)). + * @todo move this method in Chart.helpers.bound + * https://doc.qt.io/qt-5/qtglobal.html#qBound + */ + bound: function(min, value, max) { + return Math.max(min, Math.min(value, max)); + }, + + /** + * Returns an array of pair [value, state] where state is: + * * -1: value is only in a0 (removed) + * * 1: value is only in a1 (added) + */ + arrayDiff: function(a0, a1) { + var prev = a0.slice(); + var updates = []; + var i, j, ilen, v; + + for (i = 0, ilen = a1.length; i < ilen; ++i) { + v = a1[i]; + j = prev.indexOf(v); + + if (j === -1) { + updates.push([v, 1]); + } else { + prev.splice(j, 1); + } + } + + for (i = 0, ilen = prev.length; i < ilen; ++i) { + updates.push([prev[i], -1]); + } + + return updates; + }, + + /** + * https://github.com/chartjs/chartjs-plugin-datalabels/issues/70 + */ + rasterize: function(v) { + return Math.round(v * devicePixelRatio) / devicePixelRatio; + } + }; + + function orient(point, origin) { + var x0 = origin.x; + var y0 = origin.y; + + if (x0 === null) { + return {x: 0, y: -1}; + } + if (y0 === null) { + return {x: 1, y: 0}; + } + + var dx = point.x - x0; + var dy = point.y - y0; + var ln = Math.sqrt(dx * dx + dy * dy); + + return { + x: ln ? dx / ln : 0, + y: ln ? dy / ln : -1 + }; + } + + function aligned(x, y, vx, vy, align) { + switch (align) { + case 'center': + vx = vy = 0; + break; + case 'bottom': + vx = 0; + vy = 1; + break; + case 'right': + vx = 1; + vy = 0; + break; + case 'left': + vx = -1; + vy = 0; + break; + case 'top': + vx = 0; + vy = -1; + break; + case 'start': + vx = -vx; + vy = -vy; + break; + case 'end': + // keep natural orientation + break; + default: + // clockwise rotation (in degree) + align *= (Math.PI / 180); + vx = Math.cos(align); + vy = Math.sin(align); + break; + } + + return { + x: x, + y: y, + vx: vx, + vy: vy + }; + } + + // Line clipping (Cohen–Sutherland algorithm) + // https://en.wikipedia.org/wiki/Cohen–Sutherland_algorithm + + var R_INSIDE = 0; + var R_LEFT = 1; + var R_RIGHT = 2; + var R_BOTTOM = 4; + var R_TOP = 8; + + function region(x, y, rect) { + var res = R_INSIDE; + + if (x < rect.left) { + res |= R_LEFT; + } else if (x > rect.right) { + res |= R_RIGHT; + } + if (y < rect.top) { + res |= R_TOP; + } else if (y > rect.bottom) { + res |= R_BOTTOM; + } + + return res; + } + + function clipped(segment, area) { + var x0 = segment.x0; + var y0 = segment.y0; + var x1 = segment.x1; + var y1 = segment.y1; + var r0 = region(x0, y0, area); + var r1 = region(x1, y1, area); + var r, x, y; + + // eslint-disable-next-line no-constant-condition + while (true) { + if (!(r0 | r1) || (r0 & r1)) { + // both points inside or on the same side: no clipping + break; + } + + // at least one point is outside + r = r0 || r1; + + if (r & R_TOP) { + x = x0 + (x1 - x0) * (area.top - y0) / (y1 - y0); + y = area.top; + } else if (r & R_BOTTOM) { + x = x0 + (x1 - x0) * (area.bottom - y0) / (y1 - y0); + y = area.bottom; + } else if (r & R_RIGHT) { + y = y0 + (y1 - y0) * (area.right - x0) / (x1 - x0); + x = area.right; + } else if (r & R_LEFT) { + y = y0 + (y1 - y0) * (area.left - x0) / (x1 - x0); + x = area.left; + } + + if (r === r0) { + x0 = x; + y0 = y; + r0 = region(x0, y0, area); + } else { + x1 = x; + y1 = y; + r1 = region(x1, y1, area); + } + } + + return { + x0: x0, + x1: x1, + y0: y0, + y1: y1 + }; + } + + function compute$1(range, config) { + var anchor = config.anchor; + var segment = range; + var x, y; + + if (config.clamp) { + segment = clipped(segment, config.area); + } + + if (anchor === 'start') { + x = segment.x0; + y = segment.y0; + } else if (anchor === 'end') { + x = segment.x1; + y = segment.y1; + } else { + x = (segment.x0 + segment.x1) / 2; + y = (segment.y0 + segment.y1) / 2; + } + + return aligned(x, y, range.vx, range.vy, config.align); + } + + var positioners = { + arc: function(el, config) { + var angle = (el.startAngle + el.endAngle) / 2; + var vx = Math.cos(angle); + var vy = Math.sin(angle); + var r0 = el.innerRadius; + var r1 = el.outerRadius; + + return compute$1({ + x0: el.x + vx * r0, + y0: el.y + vy * r0, + x1: el.x + vx * r1, + y1: el.y + vy * r1, + vx: vx, + vy: vy + }, config); + }, + + point: function(el, config) { + var v = orient(el, config.origin); + var rx = v.x * el.options.radius; + var ry = v.y * el.options.radius; + + return compute$1({ + x0: el.x - rx, + y0: el.y - ry, + x1: el.x + rx, + y1: el.y + ry, + vx: v.x, + vy: v.y + }, config); + }, + + bar: function(el, config) { + var v = orient(el, config.origin); + var x = el.x; + var y = el.y; + var sx = 0; + var sy = 0; + + if (el.horizontal) { + x = Math.min(el.x, el.base); + sx = Math.abs(el.base - el.x); + } else { + y = Math.min(el.y, el.base); + sy = Math.abs(el.base - el.y); + } + + return compute$1({ + x0: x, + y0: y + sy, + x1: x + sx, + y1: y, + vx: v.x, + vy: v.y + }, config); + }, + + fallback: function(el, config) { + var v = orient(el, config.origin); + + return compute$1({ + x0: el.x, + y0: el.y, + x1: el.x + (el.width || 0), + y1: el.y + (el.height || 0), + vx: v.x, + vy: v.y + }, config); + } + }; + + var rasterize = utils.rasterize; + + function boundingRects(model) { + var borderWidth = model.borderWidth || 0; + var padding = model.padding; + var th = model.size.height; + var tw = model.size.width; + var tx = -tw / 2; + var ty = -th / 2; + + return { + frame: { + x: tx - padding.left - borderWidth, + y: ty - padding.top - borderWidth, + w: tw + padding.width + borderWidth * 2, + h: th + padding.height + borderWidth * 2 + }, + text: { + x: tx, + y: ty, + w: tw, + h: th + } + }; + } + + function getScaleOrigin(el, context) { + var scale = context.chart.getDatasetMeta(context.datasetIndex).vScale; + + if (!scale) { + return null; + } + + if (scale.xCenter !== undefined && scale.yCenter !== undefined) { + return {x: scale.xCenter, y: scale.yCenter}; + } + + var pixel = scale.getBasePixel(); + return el.horizontal ? + {x: pixel, y: null} : + {x: null, y: pixel}; + } + + function getPositioner(el) { + if (el instanceof chart_js.ArcElement) { + return positioners.arc; + } + if (el instanceof chart_js.PointElement) { + return positioners.point; + } + if (el instanceof chart_js.BarElement) { + return positioners.bar; + } + return positioners.fallback; + } + + function drawRoundedRect(ctx, x, y, w, h, radius) { + var HALF_PI = Math.PI / 2; + + if (radius) { + var r = Math.min(radius, h / 2, w / 2); + var left = x + r; + var top = y + r; + var right = x + w - r; + var bottom = y + h - r; + + ctx.moveTo(x, top); + if (left < right && top < bottom) { + ctx.arc(left, top, r, -Math.PI, -HALF_PI); + ctx.arc(right, top, r, -HALF_PI, 0); + ctx.arc(right, bottom, r, 0, HALF_PI); + ctx.arc(left, bottom, r, HALF_PI, Math.PI); + } else if (left < right) { + ctx.moveTo(left, y); + ctx.arc(right, top, r, -HALF_PI, HALF_PI); + ctx.arc(left, top, r, HALF_PI, Math.PI + HALF_PI); + } else if (top < bottom) { + ctx.arc(left, top, r, -Math.PI, 0); + ctx.arc(left, bottom, r, 0, Math.PI); + } else { + ctx.arc(left, top, r, -Math.PI, Math.PI); + } + ctx.closePath(); + ctx.moveTo(x, y); + } else { + ctx.rect(x, y, w, h); + } + } + + function drawFrame(ctx, rect, model) { + var bgColor = model.backgroundColor; + var borderColor = model.borderColor; + var borderWidth = model.borderWidth; + + if (!bgColor && (!borderColor || !borderWidth)) { + return; + } + + ctx.beginPath(); + + drawRoundedRect( + ctx, + rasterize(rect.x) + borderWidth / 2, + rasterize(rect.y) + borderWidth / 2, + rasterize(rect.w) - borderWidth, + rasterize(rect.h) - borderWidth, + model.borderRadius); + + ctx.closePath(); + + if (bgColor) { + ctx.fillStyle = bgColor; + ctx.fill(); + } + + if (borderColor && borderWidth) { + ctx.strokeStyle = borderColor; + ctx.lineWidth = borderWidth; + ctx.lineJoin = 'miter'; + ctx.stroke(); + } + } + + function textGeometry(rect, align, font) { + var h = font.lineHeight; + var w = rect.w; + var x = rect.x; + var y = rect.y + h / 2; + + if (align === 'center') { + x += w / 2; + } else if (align === 'end' || align === 'right') { + x += w; + } + + return { + h: h, + w: w, + x: x, + y: y + }; + } + + function drawTextLine(ctx, text, cfg) { + var shadow = ctx.shadowBlur; + var stroked = cfg.stroked; + var x = rasterize(cfg.x); + var y = rasterize(cfg.y); + var w = rasterize(cfg.w); + + if (stroked) { + ctx.strokeText(text, x, y, w); + } + + if (cfg.filled) { + if (shadow && stroked) { + // Prevent drawing shadow on both the text stroke and fill, so + // if the text is stroked, remove the shadow for the text fill. + ctx.shadowBlur = 0; + } + + ctx.fillText(text, x, y, w); + + if (shadow && stroked) { + ctx.shadowBlur = shadow; + } + } + } + + function drawText(ctx, lines, rect, model) { + var align = model.textAlign; + var color = model.color; + var filled = !!color; + var font = model.font; + var ilen = lines.length; + var strokeColor = model.textStrokeColor; + var strokeWidth = model.textStrokeWidth; + var stroked = strokeColor && strokeWidth; + var i; + + if (!ilen || (!filled && !stroked)) { + return; + } + + // Adjust coordinates based on text alignment and line height + rect = textGeometry(rect, align, font); + + ctx.font = font.string; + ctx.textAlign = align; + ctx.textBaseline = 'middle'; + ctx.shadowBlur = model.textShadowBlur; + ctx.shadowColor = model.textShadowColor; + + if (filled) { + ctx.fillStyle = color; + } + if (stroked) { + ctx.lineJoin = 'round'; + ctx.lineWidth = strokeWidth; + ctx.strokeStyle = strokeColor; + } + + for (i = 0, ilen = lines.length; i < ilen; ++i) { + drawTextLine(ctx, lines[i], { + stroked: stroked, + filled: filled, + w: rect.w, + x: rect.x, + y: rect.y + rect.h * i + }); + } + } + + var Label = function(config, ctx, el, index) { + var me = this; + + me._config = config; + me._index = index; + me._model = null; + me._rects = null; + me._ctx = ctx; + me._el = el; + }; + + helpers.merge(Label.prototype, { + /** + * @private + */ + _modelize: function(display, lines, config, context) { + var me = this; + var index = me._index; + var font = helpers.toFont(helpers.resolve([config.font, {}], context, index)); + var color = helpers.resolve([config.color, chart_js.defaults.color], context, index); + + return { + align: helpers.resolve([config.align, 'center'], context, index), + anchor: helpers.resolve([config.anchor, 'center'], context, index), + area: context.chart.chartArea, + backgroundColor: helpers.resolve([config.backgroundColor, null], context, index), + borderColor: helpers.resolve([config.borderColor, null], context, index), + borderRadius: helpers.resolve([config.borderRadius, 0], context, index), + borderWidth: helpers.resolve([config.borderWidth, 0], context, index), + clamp: helpers.resolve([config.clamp, false], context, index), + clip: helpers.resolve([config.clip, false], context, index), + color: color, + display: display, + font: font, + lines: lines, + offset: helpers.resolve([config.offset, 4], context, index), + opacity: helpers.resolve([config.opacity, 1], context, index), + origin: getScaleOrigin(me._el, context), + padding: helpers.toPadding(helpers.resolve([config.padding, 4], context, index)), + positioner: getPositioner(me._el), + rotation: helpers.resolve([config.rotation, 0], context, index) * (Math.PI / 180), + size: utils.textSize(me._ctx, lines, font), + textAlign: helpers.resolve([config.textAlign, 'start'], context, index), + textShadowBlur: helpers.resolve([config.textShadowBlur, 0], context, index), + textShadowColor: helpers.resolve([config.textShadowColor, color], context, index), + textStrokeColor: helpers.resolve([config.textStrokeColor, color], context, index), + textStrokeWidth: helpers.resolve([config.textStrokeWidth, 0], context, index) + }; + }, + + update: function(context) { + var me = this; + var model = null; + var rects = null; + var index = me._index; + var config = me._config; + var value, label, lines; + + // We first resolve the display option (separately) to avoid computing + // other options in case the label is hidden (i.e. display: false). + var display = helpers.resolve([config.display, true], context, index); + + if (display) { + value = context.dataset.data[index]; + label = helpers.valueOrDefault(helpers.callback(config.formatter, [value, context]), value); + lines = helpers.isNullOrUndef(label) ? [] : utils.toTextLines(label); + + if (lines.length) { + model = me._modelize(display, lines, config, context); + rects = boundingRects(model); + } + } + + me._model = model; + me._rects = rects; + }, + + geometry: function() { + return this._rects ? this._rects.frame : {}; + }, + + rotation: function() { + return this._model ? this._model.rotation : 0; + }, + + visible: function() { + return this._model && this._model.opacity; + }, + + model: function() { + return this._model; + }, + + draw: function(chart, center) { + var me = this; + var ctx = chart.ctx; + var model = me._model; + var rects = me._rects; + var area; + + if (!this.visible()) { + return; + } + + ctx.save(); + + if (model.clip) { + area = model.area; + ctx.beginPath(); + ctx.rect( + area.left, + area.top, + area.right - area.left, + area.bottom - area.top); + ctx.clip(); + } + + ctx.globalAlpha = utils.bound(0, model.opacity, 1); + ctx.translate(rasterize(center.x), rasterize(center.y)); + ctx.rotate(model.rotation); + + drawFrame(ctx, rects.frame, model); + drawText(ctx, model.lines, rects.text, model); + + ctx.restore(); + } + }); + + var MIN_INTEGER = Number.MIN_SAFE_INTEGER || -9007199254740991; // eslint-disable-line es/no-number-minsafeinteger + var MAX_INTEGER = Number.MAX_SAFE_INTEGER || 9007199254740991; // eslint-disable-line es/no-number-maxsafeinteger + + function rotated(point, center, angle) { + var cos = Math.cos(angle); + var sin = Math.sin(angle); + var cx = center.x; + var cy = center.y; + + return { + x: cx + cos * (point.x - cx) - sin * (point.y - cy), + y: cy + sin * (point.x - cx) + cos * (point.y - cy) + }; + } + + function projected(points, axis) { + var min = MAX_INTEGER; + var max = MIN_INTEGER; + var origin = axis.origin; + var i, pt, vx, vy, dp; + + for (i = 0; i < points.length; ++i) { + pt = points[i]; + vx = pt.x - origin.x; + vy = pt.y - origin.y; + dp = axis.vx * vx + axis.vy * vy; + min = Math.min(min, dp); + max = Math.max(max, dp); + } + + return { + min: min, + max: max + }; + } + + function toAxis(p0, p1) { + var vx = p1.x - p0.x; + var vy = p1.y - p0.y; + var ln = Math.sqrt(vx * vx + vy * vy); + + return { + vx: (p1.x - p0.x) / ln, + vy: (p1.y - p0.y) / ln, + origin: p0, + ln: ln + }; + } + + var HitBox = function() { + this._rotation = 0; + this._rect = { + x: 0, + y: 0, + w: 0, + h: 0 + }; + }; + + helpers.merge(HitBox.prototype, { + center: function() { + var r = this._rect; + return { + x: r.x + r.w / 2, + y: r.y + r.h / 2 + }; + }, + + update: function(center, rect, rotation) { + this._rotation = rotation; + this._rect = { + x: rect.x + center.x, + y: rect.y + center.y, + w: rect.w, + h: rect.h + }; + }, + + contains: function(point) { + var me = this; + var margin = 1; + var rect = me._rect; + + point = rotated(point, me.center(), -me._rotation); + + return !(point.x < rect.x - margin + || point.y < rect.y - margin + || point.x > rect.x + rect.w + margin * 2 + || point.y > rect.y + rect.h + margin * 2); + }, + + // Separating Axis Theorem + // https://gamedevelopment.tutsplus.com/tutorials/collision-detection-using-the-separating-axis-theorem--gamedev-169 + intersects: function(other) { + var r0 = this._points(); + var r1 = other._points(); + var axes = [ + toAxis(r0[0], r0[1]), + toAxis(r0[0], r0[3]) + ]; + var i, pr0, pr1; + + if (this._rotation !== other._rotation) { + // Only separate with r1 axis if the rotation is different, + // else it's enough to separate r0 and r1 with r0 axis only! + axes.push( + toAxis(r1[0], r1[1]), + toAxis(r1[0], r1[3]) + ); + } + + for (i = 0; i < axes.length; ++i) { + pr0 = projected(r0, axes[i]); + pr1 = projected(r1, axes[i]); + + if (pr0.max < pr1.min || pr1.max < pr0.min) { + return false; + } + } + + return true; + }, + + /** + * @private + */ + _points: function() { + var me = this; + var rect = me._rect; + var angle = me._rotation; + var center = me.center(); + + return [ + rotated({x: rect.x, y: rect.y}, center, angle), + rotated({x: rect.x + rect.w, y: rect.y}, center, angle), + rotated({x: rect.x + rect.w, y: rect.y + rect.h}, center, angle), + rotated({x: rect.x, y: rect.y + rect.h}, center, angle) + ]; + } + }); + + function coordinates(el, model, geometry) { + var point = model.positioner(el, model); + var vx = point.vx; + var vy = point.vy; + + if (!vx && !vy) { + // if aligned center, we don't want to offset the center point + return {x: point.x, y: point.y}; + } + + var w = geometry.w; + var h = geometry.h; + + // take in account the label rotation + var rotation = model.rotation; + var dx = Math.abs(w / 2 * Math.cos(rotation)) + Math.abs(h / 2 * Math.sin(rotation)); + var dy = Math.abs(w / 2 * Math.sin(rotation)) + Math.abs(h / 2 * Math.cos(rotation)); + + // scale the unit vector (vx, vy) to get at least dx or dy equal to + // w or h respectively (else we would calculate the distance to the + // ellipse inscribed in the bounding rect) + var vs = 1 / Math.max(Math.abs(vx), Math.abs(vy)); + dx *= vx * vs; + dy *= vy * vs; + + // finally, include the explicit offset + dx += model.offset * vx; + dy += model.offset * vy; + + return { + x: point.x + dx, + y: point.y + dy + }; + } + + function collide(labels, collider) { + var i, j, s0, s1; + + // IMPORTANT Iterate in the reverse order since items at the end of the + // list have an higher weight/priority and thus should be less impacted + // by the overlapping strategy. + + for (i = labels.length - 1; i >= 0; --i) { + s0 = labels[i].$layout; + + for (j = i - 1; j >= 0 && s0._visible; --j) { + s1 = labels[j].$layout; + + if (s1._visible && s0._box.intersects(s1._box)) { + collider(s0, s1); + } + } + } + + return labels; + } + + function compute(labels) { + var i, ilen, label, state, geometry, center, proxy; + + // Initialize labels for overlap detection + for (i = 0, ilen = labels.length; i < ilen; ++i) { + label = labels[i]; + state = label.$layout; + + if (state._visible) { + // Chart.js 3 removed el._model in favor of getProps(), making harder to + // abstract reading values in positioners. Also, using string arrays to + // read values (i.e. var {a,b,c} = el.getProps(["a","b","c"])) would make + // positioners inefficient in the normal case (i.e. not the final values) + // and the code a bit ugly, so let's use a Proxy instead. + proxy = new Proxy(label._el, {get: (el, p) => el.getProps([p], true)[p]}); + + geometry = label.geometry(); + center = coordinates(proxy, label.model(), geometry); + state._box.update(center, geometry, label.rotation()); + } + } + + // Auto hide overlapping labels + return collide(labels, function(s0, s1) { + var h0 = s0._hidable; + var h1 = s1._hidable; + + if ((h0 && h1) || h1) { + s1._visible = false; + } else if (h0) { + s0._visible = false; + } + }); + } + + var layout = { + prepare: function(datasets) { + var labels = []; + var i, j, ilen, jlen, label; + + for (i = 0, ilen = datasets.length; i < ilen; ++i) { + for (j = 0, jlen = datasets[i].length; j < jlen; ++j) { + label = datasets[i][j]; + labels.push(label); + label.$layout = { + _box: new HitBox(), + _hidable: false, + _visible: true, + _set: i, + _idx: label._index + }; + } + } + + // TODO New `z` option: labels with a higher z-index are drawn + // of top of the ones with a lower index. Lowest z-index labels + // are also discarded first when hiding overlapping labels. + labels.sort(function(a, b) { + var sa = a.$layout; + var sb = b.$layout; + + return sa._idx === sb._idx + ? sb._set - sa._set + : sb._idx - sa._idx; + }); + + this.update(labels); + + return labels; + }, + + update: function(labels) { + var dirty = false; + var i, ilen, label, model, state; + + for (i = 0, ilen = labels.length; i < ilen; ++i) { + label = labels[i]; + model = label.model(); + state = label.$layout; + state._hidable = model && model.display === 'auto'; + state._visible = label.visible(); + dirty |= state._hidable; + } + + if (dirty) { + compute(labels); + } + }, + + lookup: function(labels, point) { + var i, state; + + // IMPORTANT Iterate in the reverse order since items at the end of + // the list have an higher z-index, thus should be picked first. + + for (i = labels.length - 1; i >= 0; --i) { + state = labels[i].$layout; + + if (state && state._visible && state._box.contains(point)) { + return labels[i]; + } + } + + return null; + }, + + draw: function(chart, labels) { + var i, ilen, label, state, geometry, center; + + for (i = 0, ilen = labels.length; i < ilen; ++i) { + label = labels[i]; + state = label.$layout; + + if (state._visible) { + geometry = label.geometry(); + center = coordinates(label._el, label.model(), geometry); + state._box.update(center, geometry, label.rotation()); + label.draw(chart, center); + } + } + } + }; + + var formatter = function(value) { + if (helpers.isNullOrUndef(value)) { + return null; + } + + var label = value; + var keys, klen, k; + if (helpers.isObject(value)) { + if (!helpers.isNullOrUndef(value.label)) { + label = value.label; + } else if (!helpers.isNullOrUndef(value.r)) { + label = value.r; + } else { + label = ''; + keys = Object.keys(value); + for (k = 0, klen = keys.length; k < klen; ++k) { + label += (k !== 0 ? ', ' : '') + keys[k] + ': ' + value[keys[k]]; + } + } + } + + return '' + label; + }; + + /** + * IMPORTANT: make sure to also update tests and TypeScript definition + * files (`/test/specs/defaults.spec.js` and `/types/options.d.ts`) + */ + + var defaults = { + align: 'center', + anchor: 'center', + backgroundColor: null, + borderColor: null, + borderRadius: 0, + borderWidth: 0, + clamp: false, + clip: false, + color: undefined, + display: true, + font: { + family: undefined, + lineHeight: 1.2, + size: undefined, + style: undefined, + weight: null + }, + formatter: formatter, + labels: undefined, + listeners: {}, + offset: 4, + opacity: 1, + padding: { + top: 4, + right: 4, + bottom: 4, + left: 4 + }, + rotation: 0, + textAlign: 'start', + textStrokeColor: undefined, + textStrokeWidth: 0, + textShadowBlur: 0, + textShadowColor: undefined + }; + + /** + * @see https://github.com/chartjs/Chart.js/issues/4176 + */ + + var EXPANDO_KEY = '$datalabels'; + var DEFAULT_KEY = '$default'; + + function configure(dataset, options) { + var override = dataset.datalabels; + var listeners = {}; + var configs = []; + var labels, keys; + + if (override === false) { + return null; + } + if (override === true) { + override = {}; + } + + options = helpers.merge({}, [options, override]); + labels = options.labels || {}; + keys = Object.keys(labels); + delete options.labels; + + if (keys.length) { + keys.forEach(function(key) { + if (labels[key]) { + configs.push(helpers.merge({}, [ + options, + labels[key], + {_key: key} + ])); + } + }); + } else { + // Default label if no "named" label defined. + configs.push(options); + } + + // listeners: {: {: }} + listeners = configs.reduce(function(target, config) { + helpers.each(config.listeners || {}, function(fn, event) { + target[event] = target[event] || {}; + target[event][config._key || DEFAULT_KEY] = fn; + }); + + delete config.listeners; + return target; + }, {}); + + return { + labels: configs, + listeners: listeners + }; + } + + function dispatchEvent(chart, listeners, label, event) { + if (!listeners) { + return; + } + + var context = label.$context; + var groups = label.$groups; + var callback; + + if (!listeners[groups._set]) { + return; + } + + callback = listeners[groups._set][groups._key]; + if (!callback) { + return; + } + + if (helpers.callback(callback, [context, event]) === true) { + // Users are allowed to tweak the given context by injecting values that can be + // used in scriptable options to display labels differently based on the current + // event (e.g. highlight an hovered label). That's why we update the label with + // the output context and schedule a new chart render by setting it dirty. + chart[EXPANDO_KEY]._dirty = true; + label.update(context); + } + } + + function dispatchMoveEvents(chart, listeners, previous, label, event) { + var enter, leave; + + if (!previous && !label) { + return; + } + + if (!previous) { + enter = true; + } else if (!label) { + leave = true; + } else if (previous !== label) { + leave = enter = true; + } + + if (leave) { + dispatchEvent(chart, listeners.leave, previous, event); + } + if (enter) { + dispatchEvent(chart, listeners.enter, label, event); + } + } + + function handleMoveEvents(chart, event) { + var expando = chart[EXPANDO_KEY]; + var listeners = expando._listeners; + var previous, label; + + if (!listeners.enter && !listeners.leave) { + return; + } + + if (event.type === 'mousemove') { + label = layout.lookup(expando._labels, event); + } else if (event.type !== 'mouseout') { + return; + } + + previous = expando._hovered; + expando._hovered = label; + dispatchMoveEvents(chart, listeners, previous, label, event); + } + + function handleClickEvents(chart, event) { + var expando = chart[EXPANDO_KEY]; + var handlers = expando._listeners.click; + var label = handlers && layout.lookup(expando._labels, event); + if (label) { + dispatchEvent(chart, handlers, label, event); + } + } + + var plugin = { + id: 'datalabels', + + defaults: defaults, + + beforeInit: function(chart) { + chart[EXPANDO_KEY] = { + _actives: [] + }; + }, + + beforeUpdate: function(chart) { + var expando = chart[EXPANDO_KEY]; + expando._listened = false; + expando._listeners = {}; // {: {: {: }}} + expando._datasets = []; // per dataset labels: [Label[]] + expando._labels = []; // layouted labels: Label[] + }, + + afterDatasetUpdate: function(chart, args, options) { + var datasetIndex = args.index; + var expando = chart[EXPANDO_KEY]; + var labels = expando._datasets[datasetIndex] = []; + var visible = chart.isDatasetVisible(datasetIndex); + var dataset = chart.data.datasets[datasetIndex]; + var config = configure(dataset, options); + var elements = args.meta.data || []; + var ctx = chart.ctx; + var i, j, ilen, jlen, cfg, key, el, label; + + ctx.save(); + + for (i = 0, ilen = elements.length; i < ilen; ++i) { + el = elements[i]; + el[EXPANDO_KEY] = []; + + if (visible && el && chart.getDataVisibility(i) && !el.skip) { + for (j = 0, jlen = config.labels.length; j < jlen; ++j) { + cfg = config.labels[j]; + key = cfg._key; + + label = new Label(cfg, ctx, el, i); + label.$groups = { + _set: datasetIndex, + _key: key || DEFAULT_KEY + }; + label.$context = { + active: false, + chart: chart, + dataIndex: i, + dataset: dataset, + datasetIndex: datasetIndex + }; + + label.update(label.$context); + el[EXPANDO_KEY].push(label); + labels.push(label); + } + } + } + + ctx.restore(); + + // Store listeners at the chart level and per event type to optimize + // cases where no listeners are registered for a specific event. + helpers.merge(expando._listeners, config.listeners, { + merger: function(event, target, source) { + target[event] = target[event] || {}; + target[event][args.index] = source[event]; + expando._listened = true; + } + }); + }, + + afterUpdate: function(chart) { + chart[EXPANDO_KEY]._labels = layout.prepare(chart[EXPANDO_KEY]._datasets); + }, + + // Draw labels on top of all dataset elements + // https://github.com/chartjs/chartjs-plugin-datalabels/issues/29 + // https://github.com/chartjs/chartjs-plugin-datalabels/issues/32 + afterDatasetsDraw: function(chart) { + layout.draw(chart, chart[EXPANDO_KEY]._labels); + }, + + beforeEvent: function(chart, args) { + // If there is no listener registered for this chart, `listened` will be false, + // meaning we can immediately ignore the incoming event and avoid useless extra + // computation for users who don't implement label interactions. + if (chart[EXPANDO_KEY]._listened) { + var event = args.event; + switch (event.type) { + case 'mousemove': + case 'mouseout': + handleMoveEvents(chart, event); + break; + case 'click': + handleClickEvents(chart, event); + break; + } + } + }, + + afterEvent: function(chart) { + var expando = chart[EXPANDO_KEY]; + var previous = expando._actives; + var actives = expando._actives = chart.getActiveElements(); + var updates = utils.arrayDiff(previous, actives); + var i, ilen, j, jlen, update, label, labels; + + for (i = 0, ilen = updates.length; i < ilen; ++i) { + update = updates[i]; + if (update[1]) { + labels = update[0].element[EXPANDO_KEY] || []; + for (j = 0, jlen = labels.length; j < jlen; ++j) { + label = labels[j]; + label.$context.active = (update[1] === 1); + label.update(label.$context); + } + } + } + + if (expando._dirty || updates.length) { + layout.update(expando._labels); + chart.render(); + } + + delete expando._dirty; + } + }; + + return plugin; + + })); diff --git a/addons/survey/static/src/js/libs/chartjs-plugin-datalabels.min.js b/addons/survey/static/src/js/libs/chartjs-plugin-datalabels.min.js deleted file mode 100644 index 75eb4203362..00000000000 --- a/addons/survey/static/src/js/libs/chartjs-plugin-datalabels.min.js +++ /dev/null @@ -1,7 +0,0 @@ -/*! - * chartjs-plugin-datalabels v0.7.0 - * https://chartjs-plugin-datalabels.netlify.com - * (c) 2019 Chart.js Contributors - * Released under the MIT license - */ -!function(t,e){"object"==typeof exports&&"undefined"!=typeof module?module.exports=e(require("chart.js")):"function"==typeof define&&define.amd?define(["chart.js"],e):(t=t||self).ChartDataLabels=e(t.Chart)}(this,function(t){"use strict";var e=(t=t&&t.hasOwnProperty("default")?t.default:t).helpers,r=function(){if("undefined"!=typeof window){if(window.devicePixelRatio)return window.devicePixelRatio;var t=window.screen;if(t)return(t.deviceXDPI||1)/(t.logicalXDPI||1)}return 1}(),n={toTextLines:function(t){var r,n=[];for(t=[].concat(t);t.length;)"string"==typeof(r=t.pop())?n.unshift.apply(n,r.split("\n")):Array.isArray(r)?t.push.apply(t,r):e.isNullOrUndef(t)||n.unshift(""+r);return n},toFontString:function(t){return!t||e.isNullOrUndef(t.size)||e.isNullOrUndef(t.family)?null:(t.style?t.style+" ":"")+(t.weight?t.weight+" ":"")+t.size+"px "+t.family},textSize:function(t,e,r){var n,i=[].concat(e),o=i.length,a=t.font,l=0;for(t.font=r.string,n=0;nr.right&&(n|=l),er.bottom&&(n|=s),n}function d(t,e){var r,n,i=e.anchor,o=t;return e.clamp&&(o=function(t,e){for(var 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a,l=this._index,s=h.options.resolve,u=n.parseFont(s([i.font,{}],o,l)),f=s([i.color,t.defaults.global.defaultFontColor],o,l);return{align:s([i.align,"center"],o,l),anchor:s([i.anchor,"center"],o,l),area:o.chart.chartArea,backgroundColor:s([i.backgroundColor,null],o,l),borderColor:s([i.borderColor,null],o,l),borderRadius:s([i.borderRadius,0],o,l),borderWidth:s([i.borderWidth,0],o,l),clamp:s([i.clamp,!1],o,l),clip:s([i.clip,!1],o,l),color:f,display:e,font:u,lines:r,offset:s([i.offset,0],o,l),opacity:s([i.opacity,1],o,l),origin:y(this._el),padding:h.options.toPadding(s([i.padding,0],o,l)),positioner:(a=this._el,a instanceof t.elements.Arc?c.arc:a instanceof t.elements.Point?c.point:a instanceof t.elements.Rectangle?c.rect:c.fallback),rotation:s([i.rotation,0],o,l)*(Math.PI/180),size:n.textSize(this._ctx,r,u),textAlign:s([i.textAlign,"start"],o,l),textShadowBlur:s([i.textShadowBlur,0],o,l),textShadowColor:s([i.textShadowColor,f],o,l),textStrokeColor:s([i.textStrokeColor,f],o,l),textStrokeWidth:s([i.textStrokeWidth,0],o,l)}},update:function(t){var e,r,i,o=this,a=null,l=null,s=o._index,u=o._config,f=h.options.resolve([u.display,!0],t,s);f&&(e=t.dataset.data[s],r=h.valueOrDefault(h.callback(u.formatter,[e,t]),e),(i=h.isNullOrUndef(r)?[]:n.toTextLines(r)).length&&(l=function(t){var e=t.borderWidth||0,r=t.padding,n=t.size.height,i=t.size.width,o=-i/2,a=-n/2;return{frame:{x:o-r.left-e,y:a-r.top-e,w:i+r.width+2*e,h:n+r.height+2*e},text:{x:o,y:a,w:i,h:n}}}(a=o._modelize(f,i,u,t)))),o._model=a,o._rects=l},geometry:function(){return this._rects?this._rects.frame:{}},rotation:function(){return this._model?this._model.rotation:0},visible:function(){return this._model&&this._model.opacity},model:function(){return this._model},draw:function(t,e){var r,i=t.ctx,o=this._model,a=this._rects;this.visible()&&(i.save(),o.clip&&(r=o.area,i.beginPath(),i.rect(r.left,r.top,r.right-r.left,r.bottom-r.top),i.clip()),i.globalAlpha=n.bound(0,o.opacity,1),i.translate(x(e.x),x(e.y)),i.rotate(o.rotation),function(t,e,r){var n=r.backgroundColor,i=r.borderColor,o=r.borderWidth;(n||i&&o)&&(t.beginPath(),h.canvas.roundedRect(t,x(e.x)+o/2,x(e.y)+o/2,x(e.w)-o,x(e.h)-o,r.borderRadius),t.closePath(),n&&(t.fillStyle=n,t.fill()),i&&o&&(t.strokeStyle=i,t.lineWidth=o,t.lineJoin="miter",t.stroke()))}(i,a.frame,o),function(t,e,r,n){var i,o=n.textAlign,a=n.color,l=!!a,s=n.font,u=e.length,f=n.textStrokeColor,d=n.textStrokeWidth,c=f&&d;if(u&&(l||c))for(r=function(t,e,r){var n=r.lineHeight,i=t.w,o=t.x;return"center"===e?o+=i/2:"end"!==e&&"right"!==e||(o+=i),{h:n,w:i,x:o,y:t.y+n/2}}(r,o,s),t.font=s.string,t.textAlign=o,t.textBaseline="middle",t.shadowBlur=n.textShadowBlur,t.shadowColor=n.textShadowColor,l&&(t.fillStyle=a),c&&(t.lineJoin="round",t.lineWidth=d,t.strokeStyle=f),i=0,u=e.length;ie.x+e.w+2||t.y>e.y+e.h+2)},intersects:function(t){var e,r,n,i=this._points(),o=t._points(),a=[k(i[0],i[1]),k(i[0],i[3])];for(this._rotation!==t._rotation&&a.push(k(o[0],o[1]),k(o[0],o[3])),e=0;e=0;--r)for(i=t[r].$layout,n=r-1;n>=0&&i._visible;--n)(o=t[n].$layout)._visible&&i._box.intersects(o._box)&&e(i,o)})(t,function(t,e){var r=t._hidable,n=e._hidable;r&&n||n?e._visible=!1:r&&(t._visible=!1)})}(t)},lookup:function(t,e){var r,n;for(r=t.length-1;r>=0;--r)if((n=t[r].$layout)&&n._visible&&n._box.contains(e))return t[r];return null},draw:function(t,e){var r,n,i,o,a,l;for(r=0,n=e.length;r tickLimit + ? `${value.slice(0, tickLimit)}...` + : value; + }, }, - }], - yAxes: [{ + }, + y: { ticks: { - beginAtZero: true, precision: 0, }, - }], + beginAtZero: true, + }, }, - tooltips: { - callbacks: { - title: function (tooltipItem, data) { - return data.labels[tooltipItem[0].index]; - } - } + plugins: { + tooltip: { + callbacks: { + title: function (tooltipItem) { + return tooltipItem.label; + }, + }, + }, }, }, }; @@ -193,25 +203,34 @@ publicWidget.registry.SurveyResultChart = publicWidget.Widget.extend({ }) }, options: { - legend: { - display: false, + plugins: { + legend: { + display: false, + }, + tooltip: { + enabled: false, + }, }, scales: { - xAxes: [{ + x: { ticks: { - callback: this._customTick(35), + callback: function (val, index) { + // For a category axis, the val is the index so the lookup via getLabelForValue is needed + const value = this.getLabelForValue(val); + const tickLimit = 35; + return value?.length > tickLimit + ? `${value.slice(0, tickLimit)}...` + : value; + }, }, - }], - yAxes: [{ + }, + y: { ticks: { - beginAtZero: true, precision: 0, }, - }], + beginAtZero: true, + }, }, - tooltips: { - enabled: false, - } }, }; }, @@ -237,7 +256,10 @@ publicWidget.registry.SurveyResultChart = publicWidget.Widget.extend({ return D3_COLORS[index % 20]; }), }] - } + }, + options: { + aspectRatio: 2, + }, }; }, @@ -261,10 +283,13 @@ publicWidget.registry.SurveyResultChart = publicWidget.Widget.extend({ }] }, options: { - title: { - display: true, - text: _t("Overall Performance"), + plugins: { + title: { + display: true, + text: _t("Overall Performance"), + }, }, + aspectRatio: 2, } }; }, @@ -325,65 +350,58 @@ publicWidget.registry.SurveyResultChart = publicWidget.Widget.extend({ datasets: datasets }, options: { - title: { - display: true, - text: _t("Performance by Section"), - }, - legend: { - display: true, + plugins: { + title: { + display: true, + text: _t("Performance by Section"), + }, + legend: { + display: true, + }, + tooltip: { + callbacks: { + label: (tooltipItem) => { + const xLabel = tooltipItem.label; + var roundedValue = Math.round(tooltipItem.parsed.y * 100) / 100; + return `${xLabel}: ${roundedValue}%`; + }, + }, + }, }, scales: { - xAxes: [{ + x: { ticks: { - callback: this._customTick(20), + callback: function (val, index) { + // For a category axis, the val is the index so the lookup via getLabelForValue is needed + const value = this.getLabelForValue(val); + const tickLimit = 20; + return value?.length > tickLimit + ? `${value.slice(0, tickLimit)}...` + : value; + }, }, - }], - yAxes: [{ + }, + y: { gridLines: { display: false, }, ticks: { - beginAtZero: true, precision: 0, callback: function (label) { return label + '%'; }, - suggestedMin: 0, - suggestedMax: 100, maxTicksLimit: 5, stepSize: 25, }, - }], + beginAtZero: true, + suggestedMin: 0, + suggestedMax: 100, + }, }, - tooltips: { - callbacks: { - label: function (tooltipItem, data) { - var datasetLabel = data.datasets[tooltipItem.datasetIndex].label || ''; - var roundedValue = Math.round(tooltipItem.yLabel * 100) / 100; - return `${datasetLabel}: ${roundedValue}%`; - } - } - } }, }; }, - /** - * Custom Tick function to replace overflowing text with '...' - * - * @private - * @param {Integer} tickLimit - */ - _customTick: function (tickLimit) { - return function (label) { - if (label.length <= tickLimit) { - return label; - } else { - return label.slice(0, tickLimit) + '...'; - } - }; - }, - /** * Loads the chart using the provided Chart library. * diff --git a/addons/survey/static/src/js/survey_session_chart.js b/addons/survey/static/src/js/survey_session_chart.js index a4092bfe130..898a739ee49 100644 --- a/addons/survey/static/src/js/survey_session_chart.js +++ b/addons/survey/static/src/js/survey_session_chart.js @@ -126,35 +126,37 @@ publicWidget.registry.SurveySessionChart = publicWidget.Widget.extend({ }, anchor: 'end', align: 'top', - } - }, - legend: { - display: false, + }, + legend: { + display: false, + }, + tooltip: { + enabled: false, + }, }, scales: { - yAxes: [{ + y: { ticks: { display: false, }, - gridLines: { + grid: { display: false } - }], - xAxes: [{ + }, + x: { ticks: { maxRotation: 0, - fontSize: '35', - fontStyle: 'bold', - fontColor: '#212529' + font: { + size :"35", + weight:"bold" + }, + color : '#212529' }, - gridLines: { + grid: { drawOnChartArea: false, color: 'rgba(0, 0, 0, 0.2)' } - }] - }, - tooltips: { - enabled: false, + } }, layout: { padding: { @@ -219,7 +221,7 @@ publicWidget.registry.SurveySessionChart = publicWidget.Widget.extend({ const allWords = chart.data.labels.reduce((accumulator, words) => accumulator.concat(' '.concat(words))); const maxWordLength = Math.max(...allWords.split(' ').map((word) => word.length)); fontRatio = maxWordLength > charPerLine ? minRatio : fontRatio; - chart.options.scales.xAxes[0].ticks.fontSize = Math.min(parseInt(chart.options.scales.xAxes[0].ticks.fontSize), chart.width * fontRatio / (nbrCol)); + chart.options.scales.x.ticks.font.size = Math.min(parseInt(chart.options.scales.x.ticks.font.size), chart.width * fontRatio / (nbrCol)); } chart.data.labels.forEach(function (label, index, labelsList) { diff --git a/addons/web/__manifest__.py b/addons/web/__manifest__.py index 8f039d29582..64d13d21d04 100644 --- a/addons/web/__manifest__.py +++ b/addons/web/__manifest__.py @@ -553,6 +553,7 @@ This module provides the core of the Odoo Web Client. 'web/static/lib/nearest/jquery.nearest.js', 'web/static/lib/stacktracejs/stacktrace.js', 'web/static/lib/Chart/Chart.js', + 'web/static/lib/chartjs-adapter-luxon/chartjs-adapter-luxon.js', # 'web/static/tests/legacy/main_tests.js', 'web/static/tests/helpers/**/*.js', diff --git a/addons/web/static/lib/Chart/Chart.js b/addons/web/static/lib/Chart/Chart.js index 43aef21d771..f2b5159a3c9 100644 --- a/addons/web/static/lib/Chart/Chart.js +++ b/addons/web/static/lib/Chart/Chart.js @@ -1,16151 +1,14898 @@ /*! - * Chart.js v2.9.3 + * Chart.js v4.3.0 * https://www.chartjs.org - * (c) 2019 Chart.js Contributors + * (c) 2023 Chart.js Contributors * Released under the MIT License */ + (function (global, factory) { -typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(function() { try { return require('moment'); } catch(e) { } }()) : -typeof define === 'function' && define.amd ? define(['require'], function(require) { return factory(function() { try { return require('moment'); } catch(e) { } }()); }) : -(global = global || self, global.Chart = factory(global.moment)); -}(this, (function (moment) { 'use strict'; - -moment = moment && moment.hasOwnProperty('default') ? moment['default'] : moment; - -function createCommonjsModule(fn, module) { - return module = { exports: {} }, fn(module, module.exports), module.exports; -} - -function getCjsExportFromNamespace (n) { - return n && n['default'] || n; -} - -var colorName = { - "aliceblue": [240, 248, 255], - "antiquewhite": [250, 235, 215], - "aqua": [0, 255, 255], - "aquamarine": [127, 255, 212], - "azure": [240, 255, 255], - "beige": [245, 245, 220], - "bisque": [255, 228, 196], - "black": [0, 0, 0], - "blanchedalmond": [255, 235, 205], - "blue": [0, 0, 255], - "blueviolet": [138, 43, 226], - "brown": [165, 42, 42], - "burlywood": [222, 184, 135], - "cadetblue": [95, 158, 160], - "chartreuse": [127, 255, 0], - "chocolate": [210, 105, 30], - "coral": [255, 127, 80], - "cornflowerblue": [100, 149, 237], - "cornsilk": [255, 248, 220], - "crimson": [220, 20, 60], - "cyan": [0, 255, 255], - "darkblue": [0, 0, 139], - "darkcyan": [0, 139, 139], - "darkgoldenrod": [184, 134, 11], - "darkgray": [169, 169, 169], - "darkgreen": [0, 100, 0], - "darkgrey": [169, 169, 169], - "darkkhaki": [189, 183, 107], - "darkmagenta": [139, 0, 139], - "darkolivegreen": [85, 107, 47], - "darkorange": [255, 140, 0], - "darkorchid": [153, 50, 204], - "darkred": [139, 0, 0], - "darksalmon": [233, 150, 122], - "darkseagreen": [143, 188, 143], - "darkslateblue": [72, 61, 139], - "darkslategray": [47, 79, 79], - "darkslategrey": [47, 79, 79], - "darkturquoise": [0, 206, 209], - "darkviolet": [148, 0, 211], - "deeppink": [255, 20, 147], - "deepskyblue": [0, 191, 255], - "dimgray": [105, 105, 105], - "dimgrey": [105, 105, 105], - "dodgerblue": [30, 144, 255], - "firebrick": [178, 34, 34], - "floralwhite": [255, 250, 240], - "forestgreen": [34, 139, 34], - "fuchsia": [255, 0, 255], - "gainsboro": [220, 220, 220], - "ghostwhite": [248, 248, 255], - "gold": [255, 215, 0], - "goldenrod": [218, 165, 32], - "gray": [128, 128, 128], - "green": [0, 128, 0], - "greenyellow": [173, 255, 47], - "grey": [128, 128, 128], - "honeydew": [240, 255, 240], - "hotpink": [255, 105, 180], - "indianred": [205, 92, 92], - "indigo": [75, 0, 130], - "ivory": [255, 255, 240], - "khaki": [240, 230, 140], - "lavender": [230, 230, 250], - "lavenderblush": [255, 240, 245], - "lawngreen": [124, 252, 0], - "lemonchiffon": [255, 250, 205], - "lightblue": [173, 216, 230], - "lightcoral": [240, 128, 128], - "lightcyan": [224, 255, 255], - "lightgoldenrodyellow": [250, 250, 210], - "lightgray": [211, 211, 211], - "lightgreen": [144, 238, 144], - "lightgrey": [211, 211, 211], - "lightpink": [255, 182, 193], - "lightsalmon": [255, 160, 122], - "lightseagreen": [32, 178, 170], - "lightskyblue": [135, 206, 250], - "lightslategray": [119, 136, 153], - "lightslategrey": [119, 136, 153], - "lightsteelblue": [176, 196, 222], - "lightyellow": [255, 255, 224], - "lime": [0, 255, 0], - "limegreen": [50, 205, 50], - "linen": [250, 240, 230], - "magenta": [255, 0, 255], - "maroon": [128, 0, 0], - "mediumaquamarine": [102, 205, 170], - "mediumblue": [0, 0, 205], - "mediumorchid": [186, 85, 211], - "mediumpurple": [147, 112, 219], - "mediumseagreen": [60, 179, 113], - "mediumslateblue": [123, 104, 238], - "mediumspringgreen": [0, 250, 154], - "mediumturquoise": [72, 209, 204], - "mediumvioletred": [199, 21, 133], - "midnightblue": [25, 25, 112], - "mintcream": [245, 255, 250], - "mistyrose": [255, 228, 225], - "moccasin": [255, 228, 181], - "navajowhite": [255, 222, 173], - "navy": [0, 0, 128], - "oldlace": [253, 245, 230], - "olive": [128, 128, 0], - "olivedrab": [107, 142, 35], - "orange": [255, 165, 0], - "orangered": [255, 69, 0], - "orchid": [218, 112, 214], - "palegoldenrod": [238, 232, 170], - "palegreen": [152, 251, 152], - "paleturquoise": [175, 238, 238], - "palevioletred": [219, 112, 147], - "papayawhip": [255, 239, 213], - "peachpuff": [255, 218, 185], - "peru": [205, 133, 63], - "pink": [255, 192, 203], - "plum": [221, 160, 221], - "powderblue": [176, 224, 230], - "purple": [128, 0, 128], - "rebeccapurple": [102, 51, 153], - "red": [255, 0, 0], - "rosybrown": [188, 143, 143], - "royalblue": [65, 105, 225], - "saddlebrown": [139, 69, 19], - "salmon": [250, 128, 114], - "sandybrown": [244, 164, 96], - "seagreen": [46, 139, 87], - "seashell": [255, 245, 238], - "sienna": [160, 82, 45], - "silver": [192, 192, 192], - "skyblue": [135, 206, 235], - "slateblue": [106, 90, 205], - "slategray": [112, 128, 144], - "slategrey": [112, 128, 144], - "snow": [255, 250, 250], - "springgreen": [0, 255, 127], - "steelblue": [70, 130, 180], - "tan": [210, 180, 140], - "teal": [0, 128, 128], - "thistle": [216, 191, 216], - "tomato": [255, 99, 71], - "turquoise": [64, 224, 208], - "violet": [238, 130, 238], - "wheat": [245, 222, 179], - "white": [255, 255, 255], - "whitesmoke": [245, 245, 245], - "yellow": [255, 255, 0], - "yellowgreen": [154, 205, 50] -}; - -var conversions = createCommonjsModule(function (module) { -/* MIT license */ - - -// NOTE: conversions should only return primitive values (i.e. arrays, or -// values that give correct `typeof` results). -// do not use box values types (i.e. Number(), String(), etc.) - -var reverseKeywords = {}; -for (var key in colorName) { - if (colorName.hasOwnProperty(key)) { - reverseKeywords[colorName[key]] = key; - } -} - -var convert = module.exports = { - rgb: {channels: 3, labels: 'rgb'}, - hsl: {channels: 3, labels: 'hsl'}, - hsv: {channels: 3, labels: 'hsv'}, - hwb: {channels: 3, labels: 'hwb'}, - cmyk: {channels: 4, labels: 'cmyk'}, - xyz: {channels: 3, labels: 'xyz'}, - lab: {channels: 3, labels: 'lab'}, - lch: {channels: 3, labels: 'lch'}, - hex: {channels: 1, labels: ['hex']}, - keyword: {channels: 1, labels: ['keyword']}, - ansi16: {channels: 1, labels: ['ansi16']}, - ansi256: {channels: 1, labels: ['ansi256']}, - hcg: {channels: 3, labels: ['h', 'c', 'g']}, - apple: {channels: 3, labels: ['r16', 'g16', 'b16']}, - gray: {channels: 1, labels: ['gray']} -}; - -// hide .channels and .labels properties -for (var model in convert) { - if (convert.hasOwnProperty(model)) { - if (!('channels' in convert[model])) { - throw new Error('missing channels property: ' + model); - } - - if (!('labels' in convert[model])) { - throw new Error('missing channel labels property: ' + model); - } - - if (convert[model].labels.length !== convert[model].channels) { - throw new Error('channel and label counts mismatch: ' + model); - } - - var channels = convert[model].channels; - var labels = convert[model].labels; - delete convert[model].channels; - delete convert[model].labels; - Object.defineProperty(convert[model], 'channels', {value: channels}); - Object.defineProperty(convert[model], 'labels', {value: labels}); - } -} - -convert.rgb.hsl = function (rgb) { - var r = rgb[0] / 255; - var g = rgb[1] / 255; - var b = rgb[2] / 255; - var min = Math.min(r, g, b); - var max = Math.max(r, g, b); - var delta = max - min; - var h; - var s; - var l; - - if (max === min) { - h = 0; - } else if (r === max) { - h = (g - b) / delta; - } else if (g === max) { - h = 2 + (b - r) / delta; - } else if (b === max) { - h = 4 + (r - g) / delta; - } - - h = Math.min(h * 60, 360); - - if (h < 0) { - h += 360; - } - - l = (min + max) / 2; - - if (max === min) { - s = 0; - } else if (l <= 0.5) { - s = delta / (max + min); - } else { - s = delta / (2 - max - min); - } - - return [h, s * 100, l * 100]; -}; - -convert.rgb.hsv = function (rgb) { - var rdif; - var gdif; - var bdif; - var h; - var s; - - var r = rgb[0] / 255; - var g = rgb[1] / 255; - var b = rgb[2] / 255; - var v = Math.max(r, g, b); - var diff = v - Math.min(r, g, b); - var diffc = function (c) { - return (v - c) / 6 / diff + 1 / 2; - }; - - if (diff === 0) { - h = s = 0; - } else { - s = diff / v; - rdif = diffc(r); - gdif = diffc(g); - bdif = diffc(b); - - if (r === v) { - h = bdif - gdif; - } else if (g === v) { - h = (1 / 3) + rdif - bdif; - } else if (b === v) { - h = (2 / 3) + gdif - rdif; - } - if (h < 0) { - h += 1; - } else if (h > 1) { - h -= 1; - } - } - - return [ - h * 360, - s * 100, - v * 100 - ]; -}; - -convert.rgb.hwb = function (rgb) { - var r = rgb[0]; - var g = rgb[1]; - var b = rgb[2]; - var h = convert.rgb.hsl(rgb)[0]; - var w = 1 / 255 * Math.min(r, Math.min(g, b)); - - b = 1 - 1 / 255 * Math.max(r, Math.max(g, b)); - - return [h, w * 100, b * 100]; -}; - -convert.rgb.cmyk = function (rgb) { - var r = rgb[0] / 255; - var g = rgb[1] / 255; - var b = rgb[2] / 255; - var c; - var m; - var y; - var k; - - k = Math.min(1 - r, 1 - g, 1 - b); - c = (1 - r - k) / (1 - k) || 0; - m = (1 - g - k) / (1 - k) || 0; - y = (1 - b - k) / (1 - k) || 0; - - return [c * 100, m * 100, y * 100, k * 100]; -}; - -/** - * See https://en.m.wikipedia.org/wiki/Euclidean_distance#Squared_Euclidean_distance - * */ -function comparativeDistance(x, y) { - return ( - Math.pow(x[0] - y[0], 2) + - Math.pow(x[1] - y[1], 2) + - Math.pow(x[2] - y[2], 2) - ); -} - -convert.rgb.keyword = function (rgb) { - var reversed = reverseKeywords[rgb]; - if (reversed) { - return reversed; - } - - var currentClosestDistance = Infinity; - var currentClosestKeyword; - - for (var keyword in colorName) { - if (colorName.hasOwnProperty(keyword)) { - var value = colorName[keyword]; - - // Compute comparative distance - var distance = comparativeDistance(rgb, value); - - // Check if its less, if so set as closest - if (distance < currentClosestDistance) { - currentClosestDistance = distance; - currentClosestKeyword = keyword; - } - } - } - - return currentClosestKeyword; -}; - -convert.keyword.rgb = function (keyword) { - return colorName[keyword]; -}; - -convert.rgb.xyz = function (rgb) { - var r = rgb[0] / 255; - var g = rgb[1] / 255; - var b = rgb[2] / 255; - - // assume sRGB - r = r > 0.04045 ? Math.pow(((r + 0.055) / 1.055), 2.4) : (r / 12.92); - g = g > 0.04045 ? Math.pow(((g + 0.055) / 1.055), 2.4) : (g / 12.92); - b = b > 0.04045 ? Math.pow(((b + 0.055) / 1.055), 2.4) : (b / 12.92); - - var x = (r * 0.4124) + (g * 0.3576) + (b * 0.1805); - var y = (r * 0.2126) + (g * 0.7152) + (b * 0.0722); - var z = (r * 0.0193) + (g * 0.1192) + (b * 0.9505); - - return [x * 100, y * 100, z * 100]; -}; - -convert.rgb.lab = function (rgb) { - var xyz = convert.rgb.xyz(rgb); - var x = xyz[0]; - var y = xyz[1]; - var z = xyz[2]; - var l; - var a; - var b; - - x /= 95.047; - y /= 100; - z /= 108.883; - - x = x > 0.008856 ? Math.pow(x, 1 / 3) : (7.787 * x) + (16 / 116); - y = y > 0.008856 ? Math.pow(y, 1 / 3) : (7.787 * y) + (16 / 116); - z = z > 0.008856 ? Math.pow(z, 1 / 3) : (7.787 * z) + (16 / 116); - - l = (116 * y) - 16; - a = 500 * (x - y); - b = 200 * (y - z); - - return [l, a, b]; -}; - -convert.hsl.rgb = function (hsl) { - var h = hsl[0] / 360; - var s = hsl[1] / 100; - var l = hsl[2] / 100; - var t1; - var t2; - var t3; - var rgb; - var val; - - if (s === 0) { - val = l * 255; - return [val, val, val]; - } - - if (l < 0.5) { - t2 = l * (1 + s); - } else { - t2 = l + s - l * s; - } - - t1 = 2 * l - t2; - - rgb = [0, 0, 0]; - for (var i = 0; i < 3; i++) { - t3 = h + 1 / 3 * -(i - 1); - if (t3 < 0) { - t3++; - } - if (t3 > 1) { - t3--; - } - - if (6 * t3 < 1) { - val = t1 + (t2 - t1) * 6 * t3; - } else if (2 * t3 < 1) { - val = t2; - } else if (3 * t3 < 2) { - val = t1 + (t2 - t1) * (2 / 3 - t3) * 6; - } else { - val = t1; - } - - rgb[i] = val * 255; - } - - return rgb; -}; - -convert.hsl.hsv = function (hsl) { - var h = hsl[0]; - var s = hsl[1] / 100; - var l = hsl[2] / 100; - var smin = s; - var lmin = Math.max(l, 0.01); - var sv; - var v; - - l *= 2; - s *= (l <= 1) ? l : 2 - l; - smin *= lmin <= 1 ? lmin : 2 - lmin; - v = (l + s) / 2; - sv = l === 0 ? (2 * smin) / (lmin + smin) : (2 * s) / (l + s); - - return [h, sv * 100, v * 100]; -}; - -convert.hsv.rgb = function (hsv) { - var h = hsv[0] / 60; - var s = hsv[1] / 100; - var v = hsv[2] / 100; - var hi = Math.floor(h) % 6; - - var f = h - Math.floor(h); - var p = 255 * v * (1 - s); - var q = 255 * v * (1 - (s * f)); - var t = 255 * v * (1 - (s * (1 - f))); - v *= 255; - - switch (hi) { - case 0: - return [v, t, p]; - case 1: - return [q, v, p]; - case 2: - return [p, v, t]; - case 3: - return [p, q, v]; - case 4: - return [t, p, v]; - case 5: - return [v, p, q]; - } -}; - -convert.hsv.hsl = function (hsv) { - var h = hsv[0]; - var s = hsv[1] / 100; - var v = hsv[2] / 100; - var vmin = Math.max(v, 0.01); - var lmin; - var sl; - var l; - - l = (2 - s) * v; - lmin = (2 - s) * vmin; - sl = s * vmin; - sl /= (lmin <= 1) ? lmin : 2 - lmin; - sl = sl || 0; - l /= 2; - - return [h, sl * 100, l * 100]; -}; - -// http://dev.w3.org/csswg/css-color/#hwb-to-rgb -convert.hwb.rgb = function (hwb) { - var h = hwb[0] / 360; - var wh = hwb[1] / 100; - var bl = hwb[2] / 100; - var ratio = wh + bl; - var i; - var v; - var f; - var n; - - // wh + bl cant be > 1 - if (ratio > 1) { - wh /= ratio; - bl /= ratio; - } - - i = Math.floor(6 * h); - v = 1 - bl; - f = 6 * h - i; - - if ((i & 0x01) !== 0) { - f = 1 - f; - } - - n = wh + f * (v - wh); // linear interpolation - - var r; - var g; - var b; - switch (i) { - default: - case 6: - case 0: r = v; g = n; b = wh; break; - case 1: r = n; g = v; b = wh; break; - case 2: r = wh; g = v; b = n; break; - case 3: r = wh; g = n; b = v; break; - case 4: r = n; g = wh; b = v; break; - case 5: r = v; g = wh; b = n; break; - } - - return [r * 255, g * 255, b * 255]; -}; - -convert.cmyk.rgb = function (cmyk) { - var c = cmyk[0] / 100; - var m = cmyk[1] / 100; - var y = cmyk[2] / 100; - var k = cmyk[3] / 100; - var r; - var g; - var b; - - r = 1 - Math.min(1, c * (1 - k) + k); - g = 1 - Math.min(1, m * (1 - k) + k); - b = 1 - Math.min(1, y * (1 - k) + k); - - return [r * 255, g * 255, b * 255]; -}; - -convert.xyz.rgb = function (xyz) { - var x = xyz[0] / 100; - var y = xyz[1] / 100; - var z = xyz[2] / 100; - var r; - var g; - var b; - - r = (x * 3.2406) + (y * -1.5372) + (z * -0.4986); - g = (x * -0.9689) + (y * 1.8758) + (z * 0.0415); - b = (x * 0.0557) + (y * -0.2040) + (z * 1.0570); - - // assume sRGB - r = r > 0.0031308 - ? ((1.055 * Math.pow(r, 1.0 / 2.4)) - 0.055) - : r * 12.92; - - g = g > 0.0031308 - ? ((1.055 * Math.pow(g, 1.0 / 2.4)) - 0.055) - : g * 12.92; - - b = b > 0.0031308 - ? ((1.055 * Math.pow(b, 1.0 / 2.4)) - 0.055) - : b * 12.92; - - r = Math.min(Math.max(0, r), 1); - g = Math.min(Math.max(0, g), 1); - b = Math.min(Math.max(0, b), 1); - - return [r * 255, g * 255, b * 255]; -}; - -convert.xyz.lab = function (xyz) { - var x = xyz[0]; - var y = xyz[1]; - var z = xyz[2]; - var l; - var a; - var b; - - x /= 95.047; - y /= 100; - z /= 108.883; - - x = x > 0.008856 ? Math.pow(x, 1 / 3) : (7.787 * x) + (16 / 116); - y = y > 0.008856 ? Math.pow(y, 1 / 3) : (7.787 * y) + (16 / 116); - z = z > 0.008856 ? Math.pow(z, 1 / 3) : (7.787 * z) + (16 / 116); - - l = (116 * y) - 16; - a = 500 * (x - y); - b = 200 * (y - z); - - return [l, a, b]; -}; - -convert.lab.xyz = function (lab) { - var l = lab[0]; - var a = lab[1]; - var b = lab[2]; - var x; - var y; - var z; - - y = (l + 16) / 116; - x = a / 500 + y; - z = y - b / 200; - - var y2 = Math.pow(y, 3); - var x2 = Math.pow(x, 3); - var z2 = Math.pow(z, 3); - y = y2 > 0.008856 ? y2 : (y - 16 / 116) / 7.787; - x = x2 > 0.008856 ? x2 : (x - 16 / 116) / 7.787; - z = z2 > 0.008856 ? z2 : (z - 16 / 116) / 7.787; - - x *= 95.047; - y *= 100; - z *= 108.883; - - return [x, y, z]; -}; - -convert.lab.lch = function (lab) { - var l = lab[0]; - var a = lab[1]; - var b = lab[2]; - var hr; - var h; - var c; - - hr = Math.atan2(b, a); - h = hr * 360 / 2 / Math.PI; - - if (h < 0) { - h += 360; - } - - c = Math.sqrt(a * a + b * b); - - return [l, c, h]; -}; - -convert.lch.lab = function (lch) { - var l = lch[0]; - var c = lch[1]; - var h = lch[2]; - var a; - var b; - var hr; - - hr = h / 360 * 2 * Math.PI; - a = c * Math.cos(hr); - b = c * Math.sin(hr); - - return [l, a, b]; -}; - -convert.rgb.ansi16 = function (args) { - var r = args[0]; - var g = args[1]; - var b = args[2]; - var value = 1 in arguments ? arguments[1] : convert.rgb.hsv(args)[2]; // hsv -> ansi16 optimization - - value = Math.round(value / 50); - - if (value === 0) { - return 30; - } - - var ansi = 30 - + ((Math.round(b / 255) << 2) - | (Math.round(g / 255) << 1) - | Math.round(r / 255)); - - if (value === 2) { - ansi += 60; - } - - return ansi; -}; - -convert.hsv.ansi16 = function (args) { - // optimization here; we already know the value and don't need to get - // it converted for us. - return convert.rgb.ansi16(convert.hsv.rgb(args), args[2]); -}; - -convert.rgb.ansi256 = function (args) { - var r = args[0]; - var g = args[1]; - var b = args[2]; - - // we use the extended greyscale palette here, with the exception of - // black and white. normal palette only has 4 greyscale shades. - if (r === g && g === b) { - if (r < 8) { - return 16; - } - - if (r > 248) { - return 231; - } - - return Math.round(((r - 8) / 247) * 24) + 232; - } - - var ansi = 16 - + (36 * Math.round(r / 255 * 5)) - + (6 * Math.round(g / 255 * 5)) - + Math.round(b / 255 * 5); - - return ansi; -}; - -convert.ansi16.rgb = function (args) { - var color = args % 10; - - // handle greyscale - if (color === 0 || color === 7) { - if (args > 50) { - color += 3.5; - } - - color = color / 10.5 * 255; - - return [color, color, color]; - } - - var mult = (~~(args > 50) + 1) * 0.5; - var r = ((color & 1) * mult) * 255; - var g = (((color >> 1) & 1) * mult) * 255; - var b = (((color >> 2) & 1) * mult) * 255; - - return [r, g, b]; -}; - -convert.ansi256.rgb = function (args) { - // handle greyscale - if (args >= 232) { - var c = (args - 232) * 10 + 8; - return [c, c, c]; - } - - args -= 16; - - var rem; - var r = Math.floor(args / 36) / 5 * 255; - var g = Math.floor((rem = args % 36) / 6) / 5 * 255; - var b = (rem % 6) / 5 * 255; - - return [r, g, b]; -}; - -convert.rgb.hex = function (args) { - var integer = ((Math.round(args[0]) & 0xFF) << 16) - + ((Math.round(args[1]) & 0xFF) << 8) - + (Math.round(args[2]) & 0xFF); - - var string = integer.toString(16).toUpperCase(); - return '000000'.substring(string.length) + string; -}; - -convert.hex.rgb = function (args) { - var match = args.toString(16).match(/[a-f0-9]{6}|[a-f0-9]{3}/i); - if (!match) { - return [0, 0, 0]; - } - - var colorString = match[0]; - - if (match[0].length === 3) { - colorString = colorString.split('').map(function (char) { - return char + char; - }).join(''); - } - - var integer = parseInt(colorString, 16); - var r = (integer >> 16) & 0xFF; - var g = (integer >> 8) & 0xFF; - var b = integer & 0xFF; - - return [r, g, b]; -}; - -convert.rgb.hcg = function (rgb) { - var r = rgb[0] / 255; - var g = rgb[1] / 255; - var b = rgb[2] / 255; - var max = Math.max(Math.max(r, g), b); - var min = Math.min(Math.min(r, g), b); - var chroma = (max - min); - var grayscale; - var hue; - - if (chroma < 1) { - grayscale = min / (1 - chroma); - } else { - grayscale = 0; - } - - if (chroma <= 0) { - hue = 0; - } else - if (max === r) { - hue = ((g - b) / chroma) % 6; - } else - if (max === g) { - hue = 2 + (b - r) / chroma; - } else { - hue = 4 + (r - g) / chroma + 4; - } - - hue /= 6; - hue %= 1; - - return [hue * 360, chroma * 100, grayscale * 100]; -}; - -convert.hsl.hcg = function (hsl) { - var s = hsl[1] / 100; - var l = hsl[2] / 100; - var c = 1; - var f = 0; - - if (l < 0.5) { - c = 2.0 * s * l; - } else { - c = 2.0 * s * (1.0 - l); - } - - if (c < 1.0) { - f = (l - 0.5 * c) / (1.0 - c); - } - - return [hsl[0], c * 100, f * 100]; -}; - -convert.hsv.hcg = function (hsv) { - var s = hsv[1] / 100; - var v = hsv[2] / 100; - - var c = s * v; - var f = 0; - - if (c < 1.0) { - f = (v - c) / (1 - c); - } - - return [hsv[0], c * 100, f * 100]; -}; - -convert.hcg.rgb = function (hcg) { - var h = hcg[0] / 360; - var c = hcg[1] / 100; - var g = hcg[2] / 100; - - if (c === 0.0) { - return [g * 255, g * 255, g * 255]; - } - - var pure = [0, 0, 0]; - var hi = (h % 1) * 6; - var v = hi % 1; - var w = 1 - v; - var mg = 0; - - switch (Math.floor(hi)) { - case 0: - pure[0] = 1; pure[1] = v; pure[2] = 0; break; - case 1: - pure[0] = w; pure[1] = 1; pure[2] = 0; break; - case 2: - pure[0] = 0; pure[1] = 1; pure[2] = v; break; - case 3: - pure[0] = 0; pure[1] = w; pure[2] = 1; break; - case 4: - pure[0] = v; pure[1] = 0; pure[2] = 1; break; - default: - pure[0] = 1; pure[1] = 0; pure[2] = w; - } - - mg = (1.0 - c) * g; - - return [ - (c * pure[0] + mg) * 255, - (c * pure[1] + mg) * 255, - (c * pure[2] + mg) * 255 - ]; -}; - -convert.hcg.hsv = function (hcg) { - var c = hcg[1] / 100; - var g = hcg[2] / 100; - - var v = c + g * (1.0 - c); - var f = 0; - - if (v > 0.0) { - f = c / v; - } - - return [hcg[0], f * 100, v * 100]; -}; - -convert.hcg.hsl = function (hcg) { - var c = hcg[1] / 100; - var g = hcg[2] / 100; - - var l = g * (1.0 - c) + 0.5 * c; - var s = 0; - - if (l > 0.0 && l < 0.5) { - s = c / (2 * l); - } else - if (l >= 0.5 && l < 1.0) { - s = c / (2 * (1 - l)); - } - - return [hcg[0], s * 100, l * 100]; -}; - -convert.hcg.hwb = function (hcg) { - var c = hcg[1] / 100; - var g = hcg[2] / 100; - var v = c + g * (1.0 - c); - return [hcg[0], (v - c) * 100, (1 - v) * 100]; -}; - -convert.hwb.hcg = function (hwb) { - var w = hwb[1] / 100; - var b = hwb[2] / 100; - var v = 1 - b; - var c = v - w; - var g = 0; - - if (c < 1) { - g = (v - c) / (1 - c); - } - - return [hwb[0], c * 100, g * 100]; -}; - -convert.apple.rgb = function (apple) { - return [(apple[0] / 65535) * 255, (apple[1] / 65535) * 255, (apple[2] / 65535) * 255]; -}; - -convert.rgb.apple = function (rgb) { - return [(rgb[0] / 255) * 65535, (rgb[1] / 255) * 65535, (rgb[2] / 255) * 65535]; -}; - -convert.gray.rgb = function (args) { - return [args[0] / 100 * 255, args[0] / 100 * 255, args[0] / 100 * 255]; -}; - -convert.gray.hsl = convert.gray.hsv = function (args) { - return [0, 0, args[0]]; -}; - -convert.gray.hwb = function (gray) { - return [0, 100, gray[0]]; -}; - -convert.gray.cmyk = function (gray) { - return [0, 0, 0, gray[0]]; -}; - -convert.gray.lab = function (gray) { - return [gray[0], 0, 0]; -}; - -convert.gray.hex = function (gray) { - var val = Math.round(gray[0] / 100 * 255) & 0xFF; - var integer = (val << 16) + (val << 8) + val; - - var string = integer.toString(16).toUpperCase(); - return '000000'.substring(string.length) + string; -}; - -convert.rgb.gray = function (rgb) { - var val = (rgb[0] + rgb[1] + rgb[2]) / 3; - return [val / 255 * 100]; -}; -}); -var conversions_1 = conversions.rgb; -var conversions_2 = conversions.hsl; -var conversions_3 = conversions.hsv; -var conversions_4 = conversions.hwb; -var conversions_5 = conversions.cmyk; -var conversions_6 = conversions.xyz; -var conversions_7 = conversions.lab; -var conversions_8 = conversions.lch; -var conversions_9 = conversions.hex; -var conversions_10 = conversions.keyword; -var conversions_11 = conversions.ansi16; -var conversions_12 = conversions.ansi256; -var conversions_13 = conversions.hcg; -var conversions_14 = conversions.apple; -var conversions_15 = conversions.gray; - -/* - this function routes a model to all other models. - - all functions that are routed have a property `.conversion` attached - to the returned synthetic function. This property is an array - of strings, each with the steps in between the 'from' and 'to' - color models (inclusive). - - conversions that are not possible simply are not included. -*/ - -function buildGraph() { - var graph = {}; - // https://jsperf.com/object-keys-vs-for-in-with-closure/3 - var models = Object.keys(conversions); - - for (var len = models.length, i = 0; i < len; i++) { - graph[models[i]] = { - // http://jsperf.com/1-vs-infinity - // micro-opt, but this is simple. - distance: -1, - parent: null - }; - } - - return graph; -} - -// https://en.wikipedia.org/wiki/Breadth-first_search -function deriveBFS(fromModel) { - var graph = buildGraph(); - var queue = [fromModel]; // unshift -> queue -> pop - - graph[fromModel].distance = 0; - - while (queue.length) { - var current = queue.pop(); - var adjacents = Object.keys(conversions[current]); - - for (var len = adjacents.length, i = 0; i < len; i++) { - var adjacent = adjacents[i]; - var node = graph[adjacent]; - - if (node.distance === -1) { - node.distance = graph[current].distance + 1; - node.parent = current; - queue.unshift(adjacent); - } - } - } - - return graph; -} - -function link(from, to) { - return function (args) { - return to(from(args)); - }; -} - -function wrapConversion(toModel, graph) { - var path = [graph[toModel].parent, toModel]; - var fn = conversions[graph[toModel].parent][toModel]; - - var cur = graph[toModel].parent; - while (graph[cur].parent) { - path.unshift(graph[cur].parent); - fn = link(conversions[graph[cur].parent][cur], fn); - cur = graph[cur].parent; - } - - fn.conversion = path; - return fn; -} - -var route = function (fromModel) { - var graph = deriveBFS(fromModel); - var conversion = {}; - - var models = Object.keys(graph); - for (var len = models.length, i = 0; i < len; i++) { - var toModel = models[i]; - var node = graph[toModel]; - - if (node.parent === null) { - // no possible conversion, or this node is the source model. - continue; - } - - conversion[toModel] = wrapConversion(toModel, graph); - } - - return conversion; -}; - -var convert = {}; - -var models = Object.keys(conversions); - -function wrapRaw(fn) { - var wrappedFn = function (args) { - if (args === undefined || args === null) { - return args; - } - - if (arguments.length > 1) { - args = Array.prototype.slice.call(arguments); - } - - return fn(args); - }; - - // preserve .conversion property if there is one - if ('conversion' in fn) { - wrappedFn.conversion = fn.conversion; - } - - return wrappedFn; -} - -function wrapRounded(fn) { - var wrappedFn = function (args) { - if (args === undefined || args === null) { - return args; - } - - if (arguments.length > 1) { - args = Array.prototype.slice.call(arguments); - } - - var result = fn(args); - - // we're assuming the result is an array here. - // see notice in conversions.js; don't use box types - // in conversion functions. - if (typeof result === 'object') { - for (var len = result.length, i = 0; i < len; i++) { - result[i] = Math.round(result[i]); - } - } - - return result; - }; - - // preserve .conversion property if there is one - if ('conversion' in fn) { - wrappedFn.conversion = fn.conversion; - } - - return wrappedFn; -} - -models.forEach(function (fromModel) { - convert[fromModel] = {}; - - Object.defineProperty(convert[fromModel], 'channels', {value: conversions[fromModel].channels}); - Object.defineProperty(convert[fromModel], 'labels', {value: conversions[fromModel].labels}); - - var routes = route(fromModel); - var routeModels = Object.keys(routes); - - routeModels.forEach(function (toModel) { - var fn = routes[toModel]; - - convert[fromModel][toModel] = wrapRounded(fn); - convert[fromModel][toModel].raw = wrapRaw(fn); - }); -}); - -var colorConvert = convert; - -var colorName$1 = { - "aliceblue": [240, 248, 255], - "antiquewhite": [250, 235, 215], - "aqua": [0, 255, 255], - "aquamarine": [127, 255, 212], - "azure": [240, 255, 255], - "beige": [245, 245, 220], - "bisque": [255, 228, 196], - "black": [0, 0, 0], - "blanchedalmond": [255, 235, 205], - "blue": [0, 0, 255], - "blueviolet": [138, 43, 226], - "brown": [165, 42, 42], - "burlywood": [222, 184, 135], - "cadetblue": [95, 158, 160], - "chartreuse": [127, 255, 0], - "chocolate": [210, 105, 30], - "coral": [255, 127, 80], - "cornflowerblue": [100, 149, 237], - "cornsilk": [255, 248, 220], - "crimson": [220, 20, 60], - "cyan": [0, 255, 255], - "darkblue": [0, 0, 139], - "darkcyan": [0, 139, 139], - "darkgoldenrod": [184, 134, 11], - "darkgray": [169, 169, 169], - "darkgreen": [0, 100, 0], - "darkgrey": [169, 169, 169], - "darkkhaki": [189, 183, 107], - "darkmagenta": [139, 0, 139], - "darkolivegreen": [85, 107, 47], - "darkorange": [255, 140, 0], - "darkorchid": [153, 50, 204], - "darkred": [139, 0, 0], - "darksalmon": [233, 150, 122], - "darkseagreen": [143, 188, 143], - "darkslateblue": [72, 61, 139], - "darkslategray": [47, 79, 79], - "darkslategrey": [47, 79, 79], - "darkturquoise": [0, 206, 209], - "darkviolet": [148, 0, 211], - "deeppink": [255, 20, 147], - "deepskyblue": [0, 191, 255], - "dimgray": [105, 105, 105], - "dimgrey": [105, 105, 105], - "dodgerblue": [30, 144, 255], - "firebrick": [178, 34, 34], - "floralwhite": [255, 250, 240], - "forestgreen": [34, 139, 34], - "fuchsia": [255, 0, 255], - "gainsboro": [220, 220, 220], - "ghostwhite": [248, 248, 255], - "gold": [255, 215, 0], - "goldenrod": [218, 165, 32], - "gray": [128, 128, 128], - "green": [0, 128, 0], - "greenyellow": [173, 255, 47], - "grey": [128, 128, 128], - "honeydew": [240, 255, 240], - "hotpink": [255, 105, 180], - "indianred": [205, 92, 92], - "indigo": [75, 0, 130], - "ivory": [255, 255, 240], - "khaki": [240, 230, 140], - "lavender": [230, 230, 250], - "lavenderblush": [255, 240, 245], - "lawngreen": [124, 252, 0], - "lemonchiffon": [255, 250, 205], - "lightblue": [173, 216, 230], - "lightcoral": [240, 128, 128], - "lightcyan": [224, 255, 255], - "lightgoldenrodyellow": [250, 250, 210], - "lightgray": [211, 211, 211], - "lightgreen": [144, 238, 144], - "lightgrey": [211, 211, 211], - "lightpink": [255, 182, 193], - "lightsalmon": [255, 160, 122], - "lightseagreen": [32, 178, 170], - "lightskyblue": [135, 206, 250], - "lightslategray": [119, 136, 153], - "lightslategrey": [119, 136, 153], - "lightsteelblue": [176, 196, 222], - "lightyellow": [255, 255, 224], - "lime": [0, 255, 0], - "limegreen": [50, 205, 50], - "linen": [250, 240, 230], - "magenta": [255, 0, 255], - "maroon": [128, 0, 0], - "mediumaquamarine": [102, 205, 170], - "mediumblue": [0, 0, 205], - "mediumorchid": [186, 85, 211], - "mediumpurple": [147, 112, 219], - "mediumseagreen": [60, 179, 113], - "mediumslateblue": [123, 104, 238], - "mediumspringgreen": [0, 250, 154], - "mediumturquoise": [72, 209, 204], - "mediumvioletred": [199, 21, 133], - "midnightblue": [25, 25, 112], - "mintcream": [245, 255, 250], - "mistyrose": [255, 228, 225], - "moccasin": [255, 228, 181], - "navajowhite": [255, 222, 173], - "navy": [0, 0, 128], - "oldlace": [253, 245, 230], - "olive": [128, 128, 0], - "olivedrab": [107, 142, 35], - "orange": [255, 165, 0], - "orangered": [255, 69, 0], - "orchid": [218, 112, 214], - "palegoldenrod": [238, 232, 170], - "palegreen": [152, 251, 152], - "paleturquoise": [175, 238, 238], - "palevioletred": [219, 112, 147], - "papayawhip": [255, 239, 213], - "peachpuff": [255, 218, 185], - "peru": [205, 133, 63], - "pink": [255, 192, 203], - "plum": [221, 160, 221], - "powderblue": [176, 224, 230], - "purple": [128, 0, 128], - "rebeccapurple": [102, 51, 153], - "red": [255, 0, 0], - "rosybrown": [188, 143, 143], - "royalblue": [65, 105, 225], - "saddlebrown": [139, 69, 19], - "salmon": [250, 128, 114], - "sandybrown": [244, 164, 96], - "seagreen": [46, 139, 87], - "seashell": [255, 245, 238], - "sienna": [160, 82, 45], - "silver": [192, 192, 192], - "skyblue": [135, 206, 235], - "slateblue": [106, 90, 205], - "slategray": [112, 128, 144], - "slategrey": [112, 128, 144], - "snow": [255, 250, 250], - "springgreen": [0, 255, 127], - "steelblue": [70, 130, 180], - "tan": [210, 180, 140], - "teal": [0, 128, 128], - "thistle": [216, 191, 216], - "tomato": [255, 99, 71], - "turquoise": [64, 224, 208], - "violet": [238, 130, 238], - "wheat": [245, 222, 179], - "white": [255, 255, 255], - "whitesmoke": [245, 245, 245], - "yellow": [255, 255, 0], - "yellowgreen": [154, 205, 50] -}; - -/* MIT license */ - - -var colorString = { - getRgba: getRgba, - getHsla: getHsla, - getRgb: getRgb, - getHsl: getHsl, - getHwb: getHwb, - getAlpha: getAlpha, - - hexString: hexString, - rgbString: rgbString, - rgbaString: rgbaString, - percentString: percentString, - percentaString: percentaString, - hslString: hslString, - hslaString: hslaString, - hwbString: hwbString, - keyword: keyword -}; - -function getRgba(string) { - if (!string) { - return; - } - var abbr = /^#([a-fA-F0-9]{3,4})$/i, - hex = /^#([a-fA-F0-9]{6}([a-fA-F0-9]{2})?)$/i, - rgba = /^rgba?\(\s*([+-]?\d+)\s*,\s*([+-]?\d+)\s*,\s*([+-]?\d+)\s*(?:,\s*([+-]?[\d\.]+)\s*)?\)$/i, - per = /^rgba?\(\s*([+-]?[\d\.]+)\%\s*,\s*([+-]?[\d\.]+)\%\s*,\s*([+-]?[\d\.]+)\%\s*(?:,\s*([+-]?[\d\.]+)\s*)?\)$/i, - keyword = /(\w+)/; - - var rgb = [0, 0, 0], - a = 1, - match = string.match(abbr), - hexAlpha = ""; - if (match) { - match = match[1]; - hexAlpha = match[3]; - for (var i = 0; i < rgb.length; i++) { - rgb[i] = parseInt(match[i] + match[i], 16); + typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() : + typeof define === 'function' && define.amd ? define(factory) : + (global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.Chart = factory()); + })(this, (function () { 'use strict'; + + var plugins = /*#__PURE__*/Object.freeze({ + __proto__: null, + get Colors () { return plugin_colors; }, + get Decimation () { return plugin_decimation; }, + get Filler () { return index; }, + get Legend () { return plugin_legend; }, + get SubTitle () { return plugin_subtitle; }, + get Title () { return plugin_title; }, + get Tooltip () { return plugin_tooltip; } + }); + + /** + * @namespace Chart.helpers + */ /** + * An empty function that can be used, for example, for optional callback. + */ function noop() { + /* noop */ } + /** + * Returns a unique id, sequentially generated from a global variable. + */ const uid = (()=>{ + let id = 0; + return ()=>id++; + })(); + /** + * Returns true if `value` is neither null nor undefined, else returns false. + * @param value - The value to test. + * @since 2.7.0 + */ function isNullOrUndef(value) { + return value === null || typeof value === 'undefined'; + } + /** + * Returns true if `value` is an array (including typed arrays), else returns false. + * @param value - The value to test. + * @function + */ function isArray(value) { + if (Array.isArray && Array.isArray(value)) { + return true; + } + const type = Object.prototype.toString.call(value); + if (type.slice(0, 7) === '[object' && type.slice(-6) === 'Array]') { + return true; + } + return false; + } + /** + * Returns true if `value` is an object (excluding null), else returns false. + * @param value - The value to test. + * @since 2.7.0 + */ function isObject(value) { + return value !== null && Object.prototype.toString.call(value) === '[object Object]'; + } + /** + * Returns true if `value` is a finite number, else returns false + * @param value - The value to test. + */ function isNumberFinite(value) { + return (typeof value === 'number' || value instanceof Number) && isFinite(+value); + } + /** + * Returns `value` if finite, else returns `defaultValue`. + * @param value - The value to return if defined. + * @param defaultValue - The value to return if `value` is not finite. + */ function finiteOrDefault(value, defaultValue) { + return isNumberFinite(value) ? value : defaultValue; + } + /** + * Returns `value` if defined, else returns `defaultValue`. + * @param value - The value to return if defined. + * @param defaultValue - The value to return if `value` is undefined. + */ function valueOrDefault(value, defaultValue) { + return typeof value === 'undefined' ? defaultValue : value; + } + const toPercentage = (value, dimension)=>typeof value === 'string' && value.endsWith('%') ? parseFloat(value) / 100 : +value / dimension; + const toDimension = (value, dimension)=>typeof value === 'string' && value.endsWith('%') ? parseFloat(value) / 100 * dimension : +value; + /** + * Calls `fn` with the given `args` in the scope defined by `thisArg` and returns the + * value returned by `fn`. If `fn` is not a function, this method returns undefined. + * @param fn - The function to call. + * @param args - The arguments with which `fn` should be called. + * @param [thisArg] - The value of `this` provided for the call to `fn`. + */ function callback(fn, args, thisArg) { + if (fn && typeof fn.call === 'function') { + return fn.apply(thisArg, args); + } + } + function each(loopable, fn, thisArg, reverse) { + let i, len, keys; + if (isArray(loopable)) { + len = loopable.length; + if (reverse) { + for(i = len - 1; i >= 0; i--){ + fn.call(thisArg, loopable[i], i); + } + } else { + for(i = 0; i < len; i++){ + fn.call(thisArg, loopable[i], i); + } + } + } else if (isObject(loopable)) { + keys = Object.keys(loopable); + len = keys.length; + for(i = 0; i < len; i++){ + fn.call(thisArg, loopable[keys[i]], keys[i]); + } + } + } + /** + * Returns true if the `a0` and `a1` arrays have the same content, else returns false. + * @param a0 - The array to compare + * @param a1 - The array to compare + * @private + */ function _elementsEqual(a0, a1) { + let i, ilen, v0, v1; + if (!a0 || !a1 || a0.length !== a1.length) { + return false; + } + for(i = 0, ilen = a0.length; i < ilen; ++i){ + v0 = a0[i]; + v1 = a1[i]; + if (v0.datasetIndex !== v1.datasetIndex || v0.index !== v1.index) { + return false; + } + } + return true; + } + /** + * Returns a deep copy of `source` without keeping references on objects and arrays. + * @param source - The value to clone. + */ function clone$1(source) { + if (isArray(source)) { + return source.map(clone$1); + } + if (isObject(source)) { + const target = Object.create(null); + const keys = Object.keys(source); + const klen = keys.length; + let k = 0; + for(; k < klen; ++k){ + target[keys[k]] = clone$1(source[keys[k]]); + } + return target; + } + return source; + } + function isValidKey(key) { + return [ + '__proto__', + 'prototype', + 'constructor' + ].indexOf(key) === -1; + } + /** + * The default merger when Chart.helpers.merge is called without merger option. + * Note(SB): also used by mergeConfig and mergeScaleConfig as fallback. + * @private + */ function _merger(key, target, source, options) { + if (!isValidKey(key)) { + return; + } + const tval = target[key]; + const sval = source[key]; + if (isObject(tval) && isObject(sval)) { + // eslint-disable-next-line @typescript-eslint/no-use-before-define + merge(tval, sval, options); + } else { + target[key] = clone$1(sval); + } + } + function merge(target, source, options) { + const sources = isArray(source) ? source : [ + source + ]; + const ilen = sources.length; + if (!isObject(target)) { + return target; + } + options = options || {}; + const merger = options.merger || _merger; + let current; + for(let i = 0; i < ilen; ++i){ + current = sources[i]; + if (!isObject(current)) { + continue; + } + const keys = Object.keys(current); + for(let k = 0, klen = keys.length; k < klen; ++k){ + merger(keys[k], target, current, options); + } + } + return target; + } + function mergeIf(target, source) { + // eslint-disable-next-line @typescript-eslint/no-use-before-define + return merge(target, source, { + merger: _mergerIf + }); + } + /** + * Merges source[key] in target[key] only if target[key] is undefined. + * @private + */ function _mergerIf(key, target, source) { + if (!isValidKey(key)) { + return; + } + const tval = target[key]; + const sval = source[key]; + if (isObject(tval) && isObject(sval)) { + mergeIf(tval, sval); + } else if (!Object.prototype.hasOwnProperty.call(target, key)) { + target[key] = clone$1(sval); + } + } + /** + * @private + */ function _deprecated(scope, value, previous, current) { + if (value !== undefined) { + console.warn(scope + ': "' + previous + '" is deprecated. Please use "' + current + '" instead'); + } + } + // resolveObjectKey resolver cache + const keyResolvers = { + // Chart.helpers.core resolveObjectKey should resolve empty key to root object + '': (v)=>v, + // default resolvers + x: (o)=>o.x, + y: (o)=>o.y + }; + /** + * @private + */ function _splitKey(key) { + const parts = key.split('.'); + const keys = []; + let tmp = ''; + for (const part of parts){ + tmp += part; + if (tmp.endsWith('\\')) { + tmp = tmp.slice(0, -1) + '.'; + } else { + keys.push(tmp); + tmp = ''; + } + } + return keys; + } + function _getKeyResolver(key) { + const keys = _splitKey(key); + return (obj)=>{ + for (const k of keys){ + if (k === '') { + break; + } + obj = obj && obj[k]; + } + return obj; + }; + } + function resolveObjectKey(obj, key) { + const resolver = keyResolvers[key] || (keyResolvers[key] = _getKeyResolver(key)); + return resolver(obj); + } + /** + * @private + */ function _capitalize(str) { + return str.charAt(0).toUpperCase() + str.slice(1); + } + const defined = (value)=>typeof value !== 'undefined'; + const isFunction = (value)=>typeof value === 'function'; + // Adapted from https://stackoverflow.com/questions/31128855/comparing-ecma6-sets-for-equality#31129384 + const setsEqual = (a, b)=>{ + if (a.size !== b.size) { + return false; + } + for (const item of a){ + if (!b.has(item)) { + return false; + } + } + return true; + }; + /** + * @param e - The event + * @private + */ function _isClickEvent(e) { + return e.type === 'mouseup' || e.type === 'click' || e.type === 'contextmenu'; + } + + /** + * @alias Chart.helpers.math + * @namespace + */ const PI = Math.PI; + const TAU = 2 * PI; + const PITAU = TAU + PI; + const INFINITY = Number.POSITIVE_INFINITY; + const RAD_PER_DEG = PI / 180; + const HALF_PI = PI / 2; + const QUARTER_PI = PI / 4; + const TWO_THIRDS_PI = PI * 2 / 3; + const log10 = Math.log10; + const sign = Math.sign; + function almostEquals(x, y, epsilon) { + return Math.abs(x - y) < epsilon; + } + /** + * Implementation of the nice number algorithm used in determining where axis labels will go + */ function niceNum(range) { + const roundedRange = Math.round(range); + range = almostEquals(range, roundedRange, range / 1000) ? roundedRange : range; + const niceRange = Math.pow(10, Math.floor(log10(range))); + const fraction = range / niceRange; + const niceFraction = fraction <= 1 ? 1 : fraction <= 2 ? 2 : fraction <= 5 ? 5 : 10; + return niceFraction * niceRange; + } + /** + * Returns an array of factors sorted from 1 to sqrt(value) + * @private + */ function _factorize(value) { + const result = []; + const sqrt = Math.sqrt(value); + let i; + for(i = 1; i < sqrt; i++){ + if (value % i === 0) { + result.push(i); + result.push(value / i); + } + } + if (sqrt === (sqrt | 0)) { + result.push(sqrt); + } + result.sort((a, b)=>a - b).pop(); + return result; + } + function isNumber(n) { + return !isNaN(parseFloat(n)) && isFinite(n); + } + function almostWhole(x, epsilon) { + const rounded = Math.round(x); + return rounded - epsilon <= x && rounded + epsilon >= x; + } + /** + * @private + */ function _setMinAndMaxByKey(array, target, property) { + let i, ilen, value; + for(i = 0, ilen = array.length; i < ilen; i++){ + value = array[i][property]; + if (!isNaN(value)) { + target.min = Math.min(target.min, value); + target.max = Math.max(target.max, value); + } + } + } + function toRadians(degrees) { + return degrees * (PI / 180); + } + function toDegrees(radians) { + return radians * (180 / PI); + } + /** + * Returns the number of decimal places + * i.e. the number of digits after the decimal point, of the value of this Number. + * @param x - A number. + * @returns The number of decimal places. + * @private + */ function _decimalPlaces(x) { + if (!isNumberFinite(x)) { + return; + } + let e = 1; + let p = 0; + while(Math.round(x * e) / e !== x){ + e *= 10; + p++; + } + return p; + } + // Gets the angle from vertical upright to the point about a centre. + function getAngleFromPoint(centrePoint, anglePoint) { + const distanceFromXCenter = anglePoint.x - centrePoint.x; + const distanceFromYCenter = anglePoint.y - centrePoint.y; + const radialDistanceFromCenter = Math.sqrt(distanceFromXCenter * distanceFromXCenter + distanceFromYCenter * distanceFromYCenter); + let angle = Math.atan2(distanceFromYCenter, distanceFromXCenter); + if (angle < -0.5 * PI) { + angle += TAU; // make sure the returned angle is in the range of (-PI/2, 3PI/2] + } + return { + angle, + distance: radialDistanceFromCenter + }; + } + function distanceBetweenPoints(pt1, pt2) { + return Math.sqrt(Math.pow(pt2.x - pt1.x, 2) + Math.pow(pt2.y - pt1.y, 2)); + } + /** + * Shortest distance between angles, in either direction. + * @private + */ function _angleDiff(a, b) { + return (a - b + PITAU) % TAU - PI; + } + /** + * Normalize angle to be between 0 and 2*PI + * @private + */ function _normalizeAngle(a) { + return (a % TAU + TAU) % TAU; + } + /** + * @private + */ function _angleBetween(angle, start, end, sameAngleIsFullCircle) { + const a = _normalizeAngle(angle); + const s = _normalizeAngle(start); + const e = _normalizeAngle(end); + const angleToStart = _normalizeAngle(s - a); + const angleToEnd = _normalizeAngle(e - a); + const startToAngle = _normalizeAngle(a - s); + const endToAngle = _normalizeAngle(a - e); + return a === s || a === e || sameAngleIsFullCircle && s === e || angleToStart > angleToEnd && startToAngle < endToAngle; + } + /** + * Limit `value` between `min` and `max` + * @param value + * @param min + * @param max + * @private + */ function _limitValue(value, min, max) { + return Math.max(min, Math.min(max, value)); + } + /** + * @param {number} value + * @private + */ function _int16Range(value) { + return _limitValue(value, -32768, 32767); + } + /** + * @param value + * @param start + * @param end + * @param [epsilon] + * @private + */ function _isBetween(value, start, end, epsilon = 1e-6) { + return value >= Math.min(start, end) - epsilon && value <= Math.max(start, end) + epsilon; + } + + function _lookup(table, value, cmp) { + cmp = cmp || ((index)=>table[index] < value); + let hi = table.length - 1; + let lo = 0; + let mid; + while(hi - lo > 1){ + mid = lo + hi >> 1; + if (cmp(mid)) { + lo = mid; + } else { + hi = mid; + } + } + return { + lo, + hi + }; + } + /** + * Binary search + * @param table - the table search. must be sorted! + * @param key - property name for the value in each entry + * @param value - value to find + * @param last - lookup last index + * @private + */ const _lookupByKey = (table, key, value, last)=>_lookup(table, value, last ? (index)=>{ + const ti = table[index][key]; + return ti < value || ti === value && table[index + 1][key] === value; + } : (index)=>table[index][key] < value); + /** + * Reverse binary search + * @param table - the table search. must be sorted! + * @param key - property name for the value in each entry + * @param value - value to find + * @private + */ const _rlookupByKey = (table, key, value)=>_lookup(table, value, (index)=>table[index][key] >= value); + /** + * Return subset of `values` between `min` and `max` inclusive. + * Values are assumed to be in sorted order. + * @param values - sorted array of values + * @param min - min value + * @param max - max value + */ function _filterBetween(values, min, max) { + let start = 0; + let end = values.length; + while(start < end && values[start] < min){ + start++; + } + while(end > start && values[end - 1] > max){ + end--; + } + return start > 0 || end < values.length ? values.slice(start, end) : values; + } + const arrayEvents = [ + 'push', + 'pop', + 'shift', + 'splice', + 'unshift' + ]; + function listenArrayEvents(array, listener) { + if (array._chartjs) { + array._chartjs.listeners.push(listener); + return; + } + Object.defineProperty(array, '_chartjs', { + configurable: true, + enumerable: false, + value: { + listeners: [ + listener + ] + } + }); + arrayEvents.forEach((key)=>{ + const method = '_onData' + _capitalize(key); + const base = array[key]; + Object.defineProperty(array, key, { + configurable: true, + enumerable: false, + value (...args) { + const res = base.apply(this, args); + array._chartjs.listeners.forEach((object)=>{ + if (typeof object[method] === 'function') { + object[method](...args); + } + }); + return res; + } + }); + }); + } + function unlistenArrayEvents(array, listener) { + const stub = array._chartjs; + if (!stub) { + return; + } + const listeners = stub.listeners; + const index = listeners.indexOf(listener); + if (index !== -1) { + listeners.splice(index, 1); + } + if (listeners.length > 0) { + return; + } + arrayEvents.forEach((key)=>{ + delete array[key]; + }); + delete array._chartjs; + } + /** + * @param items + */ function _arrayUnique(items) { + const set = new Set(items); + if (set.size === items.length) { + return items; + } + return Array.from(set); + } + + function fontString(pixelSize, fontStyle, fontFamily) { + return fontStyle + ' ' + pixelSize + 'px ' + fontFamily; + } + /** + * Request animation polyfill + */ const requestAnimFrame = function() { + if (typeof window === 'undefined') { + return function(callback) { + return callback(); + }; + } + return window.requestAnimationFrame; + }(); + /** + * Throttles calling `fn` once per animation frame + * Latest arguments are used on the actual call + */ function throttled(fn, thisArg) { + let argsToUse = []; + let ticking = false; + return function(...args) { + // Save the args for use later + argsToUse = args; + if (!ticking) { + ticking = true; + requestAnimFrame.call(window, ()=>{ + ticking = false; + fn.apply(thisArg, argsToUse); + }); + } + }; + } + /** + * Debounces calling `fn` for `delay` ms + */ function debounce(fn, delay) { + let timeout; + return function(...args) { + if (delay) { + clearTimeout(timeout); + timeout = setTimeout(fn, delay, args); + } else { + fn.apply(this, args); + } + return delay; + }; + } + /** + * Converts 'start' to 'left', 'end' to 'right' and others to 'center' + * @private + */ const _toLeftRightCenter = (align)=>align === 'start' ? 'left' : align === 'end' ? 'right' : 'center'; + /** + * Returns `start`, `end` or `(start + end) / 2` depending on `align`. Defaults to `center` + * @private + */ const _alignStartEnd = (align, start, end)=>align === 'start' ? start : align === 'end' ? end : (start + end) / 2; + /** + * Returns `left`, `right` or `(left + right) / 2` depending on `align`. Defaults to `left` + * @private + */ const _textX = (align, left, right, rtl)=>{ + const check = rtl ? 'left' : 'right'; + return align === check ? right : align === 'center' ? (left + right) / 2 : left; + }; + /** + * Return start and count of visible points. + * @private + */ function _getStartAndCountOfVisiblePoints(meta, points, animationsDisabled) { + const pointCount = points.length; + let start = 0; + let count = pointCount; + if (meta._sorted) { + const { iScale, _parsed } = meta; + const axis = iScale.axis; + const { min, max, minDefined, maxDefined } = iScale.getUserBounds(); + if (minDefined) { + start = _limitValue(Math.min(// @ts-expect-error Need to type _parsed + _lookupByKey(_parsed, iScale.axis, min).lo, // @ts-expect-error Need to fix types on _lookupByKey + animationsDisabled ? pointCount : _lookupByKey(points, axis, iScale.getPixelForValue(min)).lo), 0, pointCount - 1); + } + if (maxDefined) { + count = _limitValue(Math.max(// @ts-expect-error Need to type _parsed + _lookupByKey(_parsed, iScale.axis, max, true).hi + 1, // @ts-expect-error Need to fix types on _lookupByKey + animationsDisabled ? 0 : _lookupByKey(points, axis, iScale.getPixelForValue(max), true).hi + 1), start, pointCount) - start; + } else { + count = pointCount - start; + } + } + return { + start, + count + }; + } + /** + * Checks if the scale ranges have changed. + * @param {object} meta - dataset meta. + * @returns {boolean} + * @private + */ function _scaleRangesChanged(meta) { + const { xScale, yScale, _scaleRanges } = meta; + const newRanges = { + xmin: xScale.min, + xmax: xScale.max, + ymin: yScale.min, + ymax: yScale.max + }; + if (!_scaleRanges) { + meta._scaleRanges = newRanges; + return true; + } + const changed = _scaleRanges.xmin !== xScale.min || _scaleRanges.xmax !== xScale.max || _scaleRanges.ymin !== yScale.min || _scaleRanges.ymax !== yScale.max; + Object.assign(_scaleRanges, newRanges); + return changed; + } + + class Animator { + constructor(){ + this._request = null; + this._charts = new Map(); + this._running = false; + this._lastDate = undefined; + } + _notify(chart, anims, date, type) { + const callbacks = anims.listeners[type]; + const numSteps = anims.duration; + callbacks.forEach((fn)=>fn({ + chart, + initial: anims.initial, + numSteps, + currentStep: Math.min(date - anims.start, numSteps) + })); + } + _refresh() { + if (this._request) { + return; + } + this._running = true; + this._request = requestAnimFrame.call(window, ()=>{ + this._update(); + this._request = null; + if (this._running) { + this._refresh(); + } + }); + } + _update(date = Date.now()) { + let remaining = 0; + this._charts.forEach((anims, chart)=>{ + if (!anims.running || !anims.items.length) { + return; + } + const items = anims.items; + let i = items.length - 1; + let draw = false; + let item; + for(; i >= 0; --i){ + item = items[i]; + if (item._active) { + if (item._total > anims.duration) { + anims.duration = item._total; + } + item.tick(date); + draw = true; + } else { + items[i] = items[items.length - 1]; + items.pop(); + } + } + if (draw) { + chart.draw(); + this._notify(chart, anims, date, 'progress'); + } + if (!items.length) { + anims.running = false; + this._notify(chart, anims, date, 'complete'); + anims.initial = false; + } + remaining += items.length; + }); + this._lastDate = date; + if (remaining === 0) { + this._running = false; + } + } + _getAnims(chart) { + const charts = this._charts; + let anims = charts.get(chart); + if (!anims) { + anims = { + running: false, + initial: true, + items: [], + listeners: { + complete: [], + progress: [] + } + }; + charts.set(chart, anims); + } + return anims; + } + listen(chart, event, cb) { + this._getAnims(chart).listeners[event].push(cb); + } + add(chart, items) { + if (!items || !items.length) { + return; + } + this._getAnims(chart).items.push(...items); + } + has(chart) { + return this._getAnims(chart).items.length > 0; + } + start(chart) { + const anims = this._charts.get(chart); + if (!anims) { + return; + } + anims.running = true; + anims.start = Date.now(); + anims.duration = anims.items.reduce((acc, cur)=>Math.max(acc, cur._duration), 0); + this._refresh(); + } + running(chart) { + if (!this._running) { + return false; + } + const anims = this._charts.get(chart); + if (!anims || !anims.running || !anims.items.length) { + return false; + } + return true; + } + stop(chart) { + const anims = this._charts.get(chart); + if (!anims || !anims.items.length) { + return; + } + const items = anims.items; + let i = items.length - 1; + for(; i >= 0; --i){ + items[i].cancel(); + } + anims.items = []; + this._notify(chart, anims, Date.now(), 'complete'); + } + remove(chart) { + return this._charts.delete(chart); + } + } + var animator = /* #__PURE__ */ new Animator(); + + /*! + * @kurkle/color v0.3.2 + * https://github.com/kurkle/color#readme + * (c) 2023 Jukka Kurkela + * Released under the MIT License + */ + function round(v) { + return v + 0.5 | 0; + } + const lim = (v, l, h) => Math.max(Math.min(v, h), l); + function p2b(v) { + return lim(round(v * 2.55), 0, 255); + } + function n2b(v) { + return lim(round(v * 255), 0, 255); + } + function b2n(v) { + return lim(round(v / 2.55) / 100, 0, 1); + } + function n2p(v) { + return lim(round(v * 100), 0, 100); + } + const map$1 = {0: 0, 1: 1, 2: 2, 3: 3, 4: 4, 5: 5, 6: 6, 7: 7, 8: 8, 9: 9, A: 10, B: 11, C: 12, D: 13, E: 14, F: 15, a: 10, b: 11, c: 12, d: 13, e: 14, f: 15}; + const hex = [...'0123456789ABCDEF']; + const h1 = b => hex[b & 0xF]; + const h2 = b => hex[(b & 0xF0) >> 4] + hex[b & 0xF]; + const eq = b => ((b & 0xF0) >> 4) === (b & 0xF); + const isShort = v => eq(v.r) && eq(v.g) && eq(v.b) && eq(v.a); + function hexParse(str) { + var len = str.length; + var ret; + if (str[0] === '#') { + if (len === 4 || len === 5) { + ret = { + r: 255 & map$1[str[1]] * 17, + g: 255 & map$1[str[2]] * 17, + b: 255 & map$1[str[3]] * 17, + a: len === 5 ? map$1[str[4]] * 17 : 255 + }; + } else if (len === 7 || len === 9) { + ret = { + r: map$1[str[1]] << 4 | map$1[str[2]], + g: map$1[str[3]] << 4 | map$1[str[4]], + b: map$1[str[5]] << 4 | map$1[str[6]], + a: len === 9 ? (map$1[str[7]] << 4 | map$1[str[8]]) : 255 + }; + } } - if (hexAlpha) { - a = Math.round((parseInt(hexAlpha + hexAlpha, 16) / 255) * 100) / 100; + return ret; + } + const alpha = (a, f) => a < 255 ? f(a) : ''; + function hexString(v) { + var f = isShort(v) ? h1 : h2; + return v + ? '#' + f(v.r) + f(v.g) + f(v.b) + alpha(v.a, f) + : undefined; + } + const HUE_RE = /^(hsla?|hwb|hsv)\(\s*([-+.e\d]+)(?:deg)?[\s,]+([-+.e\d]+)%[\s,]+([-+.e\d]+)%(?:[\s,]+([-+.e\d]+)(%)?)?\s*\)$/; + function hsl2rgbn(h, s, l) { + const a = s * Math.min(l, 1 - l); + const f = (n, k = (n + h / 30) % 12) => l - a * Math.max(Math.min(k - 3, 9 - k, 1), -1); + return [f(0), f(8), f(4)]; + } + function hsv2rgbn(h, s, v) { + const f = (n, k = (n + h / 60) % 6) => v - v * s * Math.max(Math.min(k, 4 - k, 1), 0); + return [f(5), f(3), f(1)]; + } + function hwb2rgbn(h, w, b) { + const rgb = hsl2rgbn(h, 1, 0.5); + let i; + if (w + b > 1) { + i = 1 / (w + b); + w *= i; + b *= i; } - } - else if (match = string.match(hex)) { - hexAlpha = match[2]; - match = match[1]; - for (var i = 0; i < rgb.length; i++) { - rgb[i] = parseInt(match.slice(i * 2, i * 2 + 2), 16); + for (i = 0; i < 3; i++) { + rgb[i] *= 1 - w - b; + rgb[i] += w; } - if (hexAlpha) { - a = Math.round((parseInt(hexAlpha, 16) / 255) * 100) / 100; + return rgb; + } + function hueValue(r, g, b, d, max) { + if (r === max) { + return ((g - b) / d) + (g < b ? 6 : 0); } - } - else if (match = string.match(rgba)) { - for (var i = 0; i < rgb.length; i++) { - rgb[i] = parseInt(match[i + 1]); + if (g === max) { + return (b - r) / d + 2; } - a = parseFloat(match[4]); - } - else if (match = string.match(per)) { - for (var i = 0; i < rgb.length; i++) { - rgb[i] = Math.round(parseFloat(match[i + 1]) * 2.55); + return (r - g) / d + 4; + } + function rgb2hsl(v) { + const range = 255; + const r = v.r / range; + const g = v.g / range; + const b = v.b / range; + const max = Math.max(r, g, b); + const min = Math.min(r, g, b); + const l = (max + min) / 2; + let h, s, d; + if (max !== min) { + d = max - min; + s = l > 0.5 ? d / (2 - max - min) : d / (max + min); + h = hueValue(r, g, b, d, max); + h = h * 60 + 0.5; } - a = parseFloat(match[4]); - } - else if (match = string.match(keyword)) { - if (match[1] == "transparent") { - return [0, 0, 0, 0]; + return [h | 0, s || 0, l]; + } + function calln(f, a, b, c) { + return ( + Array.isArray(a) + ? f(a[0], a[1], a[2]) + : f(a, b, c) + ).map(n2b); + } + function hsl2rgb(h, s, l) { + return calln(hsl2rgbn, h, s, l); + } + function hwb2rgb(h, w, b) { + return calln(hwb2rgbn, h, w, b); + } + function hsv2rgb(h, s, v) { + return calln(hsv2rgbn, h, s, v); + } + function hue(h) { + return (h % 360 + 360) % 360; + } + function hueParse(str) { + const m = HUE_RE.exec(str); + let a = 255; + let v; + if (!m) { + return; } - rgb = colorName$1[match[1]]; - if (!rgb) { - return; + if (m[5] !== v) { + a = m[6] ? p2b(+m[5]) : n2b(+m[5]); } - } - - for (var i = 0; i < rgb.length; i++) { - rgb[i] = scale(rgb[i], 0, 255); - } - if (!a && a != 0) { - a = 1; - } - else { - a = scale(a, 0, 1); - } - rgb[3] = a; - return rgb; -} - -function getHsla(string) { - if (!string) { - return; - } - var hsl = /^hsla?\(\s*([+-]?\d+)(?:deg)?\s*,\s*([+-]?[\d\.]+)%\s*,\s*([+-]?[\d\.]+)%\s*(?:,\s*([+-]?[\d\.]+)\s*)?\)/; - var match = string.match(hsl); - if (match) { - var alpha = parseFloat(match[4]); - var h = scale(parseInt(match[1]), 0, 360), - s = scale(parseFloat(match[2]), 0, 100), - l = scale(parseFloat(match[3]), 0, 100), - a = scale(isNaN(alpha) ? 1 : alpha, 0, 1); - return [h, s, l, a]; - } -} - -function getHwb(string) { - if (!string) { - return; - } - var hwb = /^hwb\(\s*([+-]?\d+)(?:deg)?\s*,\s*([+-]?[\d\.]+)%\s*,\s*([+-]?[\d\.]+)%\s*(?:,\s*([+-]?[\d\.]+)\s*)?\)/; - var match = string.match(hwb); - if (match) { - var alpha = parseFloat(match[4]); - var h = scale(parseInt(match[1]), 0, 360), - w = scale(parseFloat(match[2]), 0, 100), - b = scale(parseFloat(match[3]), 0, 100), - a = scale(isNaN(alpha) ? 1 : alpha, 0, 1); - return [h, w, b, a]; - } -} - -function getRgb(string) { - var rgba = getRgba(string); - return rgba && rgba.slice(0, 3); -} - -function getHsl(string) { - var hsla = getHsla(string); - return hsla && hsla.slice(0, 3); -} - -function getAlpha(string) { - var vals = getRgba(string); - if (vals) { - return vals[3]; - } - else if (vals = getHsla(string)) { - return vals[3]; - } - else if (vals = getHwb(string)) { - return vals[3]; - } -} - -// generators -function hexString(rgba, a) { - var a = (a !== undefined && rgba.length === 3) ? a : rgba[3]; - return "#" + hexDouble(rgba[0]) - + hexDouble(rgba[1]) - + hexDouble(rgba[2]) - + ( - (a >= 0 && a < 1) - ? hexDouble(Math.round(a * 255)) - : "" - ); -} - -function rgbString(rgba, alpha) { - if (alpha < 1 || (rgba[3] && rgba[3] < 1)) { - return rgbaString(rgba, alpha); - } - return "rgb(" + rgba[0] + ", " + rgba[1] + ", " + rgba[2] + ")"; -} - -function rgbaString(rgba, alpha) { - if (alpha === undefined) { - alpha = (rgba[3] !== undefined ? rgba[3] : 1); - } - return "rgba(" + rgba[0] + ", " + rgba[1] + ", " + rgba[2] - + ", " + alpha + ")"; -} - -function percentString(rgba, alpha) { - if (alpha < 1 || (rgba[3] && rgba[3] < 1)) { - return percentaString(rgba, alpha); - } - var r = Math.round(rgba[0]/255 * 100), - g = Math.round(rgba[1]/255 * 100), - b = Math.round(rgba[2]/255 * 100); - - return "rgb(" + r + "%, " + g + "%, " + b + "%)"; -} - -function percentaString(rgba, alpha) { - var r = Math.round(rgba[0]/255 * 100), - g = Math.round(rgba[1]/255 * 100), - b = Math.round(rgba[2]/255 * 100); - return "rgba(" + r + "%, " + g + "%, " + b + "%, " + (alpha || rgba[3] || 1) + ")"; -} - -function hslString(hsla, alpha) { - if (alpha < 1 || (hsla[3] && hsla[3] < 1)) { - return hslaString(hsla, alpha); - } - return "hsl(" + hsla[0] + ", " + hsla[1] + "%, " + hsla[2] + "%)"; -} - -function hslaString(hsla, alpha) { - if (alpha === undefined) { - alpha = (hsla[3] !== undefined ? hsla[3] : 1); - } - return "hsla(" + hsla[0] + ", " + hsla[1] + "%, " + hsla[2] + "%, " - + alpha + ")"; -} - -// hwb is a bit different than rgb(a) & hsl(a) since there is no alpha specific syntax -// (hwb have alpha optional & 1 is default value) -function hwbString(hwb, alpha) { - if (alpha === undefined) { - alpha = (hwb[3] !== undefined ? hwb[3] : 1); - } - return "hwb(" + hwb[0] + ", " + hwb[1] + "%, " + hwb[2] + "%" - + (alpha !== undefined && alpha !== 1 ? ", " + alpha : "") + ")"; -} - -function keyword(rgb) { - return reverseNames[rgb.slice(0, 3)]; -} - -// helpers -function scale(num, min, max) { - return Math.min(Math.max(min, num), max); -} - -function hexDouble(num) { - var str = num.toString(16).toUpperCase(); - return (str.length < 2) ? "0" + str : str; -} - - -//create a list of reverse color names -var reverseNames = {}; -for (var name in colorName$1) { - reverseNames[colorName$1[name]] = name; -} - -/* MIT license */ - - - -var Color = function (obj) { - if (obj instanceof Color) { - return obj; - } - if (!(this instanceof Color)) { - return new Color(obj); - } - - this.valid = false; - this.values = { - rgb: [0, 0, 0], - hsl: [0, 0, 0], - hsv: [0, 0, 0], - hwb: [0, 0, 0], - cmyk: [0, 0, 0, 0], - alpha: 1 - }; - - // parse Color() argument - var vals; - if (typeof obj === 'string') { - vals = colorString.getRgba(obj); - if (vals) { - this.setValues('rgb', vals); - } else if (vals = colorString.getHsla(obj)) { - this.setValues('hsl', vals); - } else if (vals = colorString.getHwb(obj)) { - this.setValues('hwb', vals); - } - } else if (typeof obj === 'object') { - vals = obj; - if (vals.r !== undefined || vals.red !== undefined) { - this.setValues('rgb', vals); - } else if (vals.l !== undefined || vals.lightness !== undefined) { - this.setValues('hsl', vals); - } else if (vals.v !== undefined || vals.value !== undefined) { - this.setValues('hsv', vals); - } else if (vals.w !== undefined || vals.whiteness !== undefined) { - this.setValues('hwb', vals); - } else if (vals.c !== undefined || vals.cyan !== undefined) { - this.setValues('cmyk', vals); - } - } -}; - -Color.prototype = { - isValid: function () { - return this.valid; - }, - rgb: function () { - return this.setSpace('rgb', arguments); - }, - hsl: function () { - return this.setSpace('hsl', arguments); - }, - hsv: function () { - return this.setSpace('hsv', arguments); - }, - hwb: function () { - return this.setSpace('hwb', arguments); - }, - cmyk: function () { - return this.setSpace('cmyk', arguments); - }, - - rgbArray: function () { - return this.values.rgb; - }, - hslArray: function () { - return this.values.hsl; - }, - hsvArray: function () { - return this.values.hsv; - }, - hwbArray: function () { - var values = this.values; - if (values.alpha !== 1) { - return values.hwb.concat([values.alpha]); - } - return values.hwb; - }, - cmykArray: function () { - return this.values.cmyk; - }, - rgbaArray: function () { - var values = this.values; - return values.rgb.concat([values.alpha]); - }, - hslaArray: function () { - var values = this.values; - return values.hsl.concat([values.alpha]); - }, - alpha: function (val) { - if (val === undefined) { - return this.values.alpha; - } - this.setValues('alpha', val); - return this; - }, - - red: function (val) { - return this.setChannel('rgb', 0, val); - }, - green: function (val) { - return this.setChannel('rgb', 1, val); - }, - blue: function (val) { - return this.setChannel('rgb', 2, val); - }, - hue: function (val) { - if (val) { - val %= 360; - val = val < 0 ? 360 + val : val; - } - return this.setChannel('hsl', 0, val); - }, - saturation: function (val) { - return this.setChannel('hsl', 1, val); - }, - lightness: function (val) { - return this.setChannel('hsl', 2, val); - }, - saturationv: function (val) { - return this.setChannel('hsv', 1, val); - }, - whiteness: function (val) { - return this.setChannel('hwb', 1, val); - }, - blackness: function (val) { - return this.setChannel('hwb', 2, val); - }, - value: function (val) { - return this.setChannel('hsv', 2, val); - }, - cyan: function (val) { - return this.setChannel('cmyk', 0, val); - }, - magenta: function (val) { - return this.setChannel('cmyk', 1, val); - }, - yellow: function (val) { - return this.setChannel('cmyk', 2, val); - }, - black: function (val) { - return this.setChannel('cmyk', 3, val); - }, - - hexString: function () { - return colorString.hexString(this.values.rgb); - }, - rgbString: function () { - return colorString.rgbString(this.values.rgb, this.values.alpha); - }, - rgbaString: function () { - return colorString.rgbaString(this.values.rgb, this.values.alpha); - }, - percentString: function () { - return colorString.percentString(this.values.rgb, this.values.alpha); - }, - hslString: function () { - return colorString.hslString(this.values.hsl, this.values.alpha); - }, - hslaString: function () { - return colorString.hslaString(this.values.hsl, this.values.alpha); - }, - hwbString: function () { - return colorString.hwbString(this.values.hwb, this.values.alpha); - }, - keyword: function () { - return colorString.keyword(this.values.rgb, this.values.alpha); - }, - - rgbNumber: function () { - var rgb = this.values.rgb; - return (rgb[0] << 16) | (rgb[1] << 8) | rgb[2]; - }, - - luminosity: function () { - // http://www.w3.org/TR/WCAG20/#relativeluminancedef - var rgb = this.values.rgb; - var lum = []; - for (var i = 0; i < rgb.length; i++) { - var chan = rgb[i] / 255; - lum[i] = (chan <= 0.03928) ? chan / 12.92 : Math.pow(((chan + 0.055) / 1.055), 2.4); - } - return 0.2126 * lum[0] + 0.7152 * lum[1] + 0.0722 * lum[2]; - }, - - contrast: function (color2) { - // http://www.w3.org/TR/WCAG20/#contrast-ratiodef - var lum1 = this.luminosity(); - var lum2 = color2.luminosity(); - if (lum1 > lum2) { - return (lum1 + 0.05) / (lum2 + 0.05); - } - return (lum2 + 0.05) / (lum1 + 0.05); - }, - - level: function (color2) { - var contrastRatio = this.contrast(color2); - if (contrastRatio >= 7.1) { - return 'AAA'; - } - - return (contrastRatio >= 4.5) ? 'AA' : ''; - }, - - dark: function () { - // YIQ equation from http://24ways.org/2010/calculating-color-contrast - var rgb = this.values.rgb; - var yiq = (rgb[0] * 299 + rgb[1] * 587 + rgb[2] * 114) / 1000; - return yiq < 128; - }, - - light: function () { - return !this.dark(); - }, - - negate: function () { - var rgb = []; - for (var i = 0; i < 3; i++) { - rgb[i] = 255 - this.values.rgb[i]; - } - this.setValues('rgb', rgb); - return this; - }, - - lighten: function (ratio) { - var hsl = this.values.hsl; - hsl[2] += hsl[2] * ratio; - this.setValues('hsl', hsl); - return this; - }, - - darken: function (ratio) { - var hsl = this.values.hsl; - hsl[2] -= hsl[2] * ratio; - this.setValues('hsl', hsl); - return this; - }, - - saturate: function (ratio) { - var hsl = this.values.hsl; - hsl[1] += hsl[1] * ratio; - this.setValues('hsl', hsl); - return this; - }, - - desaturate: function (ratio) { - var hsl = this.values.hsl; - hsl[1] -= hsl[1] * ratio; - this.setValues('hsl', hsl); - return this; - }, - - whiten: function (ratio) { - var hwb = this.values.hwb; - hwb[1] += hwb[1] * ratio; - this.setValues('hwb', hwb); - return this; - }, - - blacken: function (ratio) { - var hwb = this.values.hwb; - hwb[2] += hwb[2] * ratio; - this.setValues('hwb', hwb); - return this; - }, - - greyscale: function () { - var rgb = this.values.rgb; - // http://en.wikipedia.org/wiki/Grayscale#Converting_color_to_grayscale - var val = rgb[0] * 0.3 + rgb[1] * 0.59 + rgb[2] * 0.11; - this.setValues('rgb', [val, val, val]); - return this; - }, - - clearer: function (ratio) { - var alpha = this.values.alpha; - this.setValues('alpha', alpha - (alpha * ratio)); - return this; - }, - - opaquer: function (ratio) { - var alpha = this.values.alpha; - this.setValues('alpha', alpha + (alpha * ratio)); - return this; - }, - - rotate: function (degrees) { - var hsl = this.values.hsl; - var hue = (hsl[0] + degrees) % 360; - hsl[0] = hue < 0 ? 360 + hue : hue; - this.setValues('hsl', hsl); - return this; - }, - - /** - * Ported from sass implementation in C - * https://github.com/sass/libsass/blob/0e6b4a2850092356aa3ece07c6b249f0221caced/functions.cpp#L209 - */ - mix: function (mixinColor, weight) { - var color1 = this; - var color2 = mixinColor; - var p = weight === undefined ? 0.5 : weight; - - var w = 2 * p - 1; - var a = color1.alpha() - color2.alpha(); - - var w1 = (((w * a === -1) ? w : (w + a) / (1 + w * a)) + 1) / 2.0; - var w2 = 1 - w1; - - return this - .rgb( - w1 * color1.red() + w2 * color2.red(), - w1 * color1.green() + w2 * color2.green(), - w1 * color1.blue() + w2 * color2.blue() - ) - .alpha(color1.alpha() * p + color2.alpha() * (1 - p)); - }, - - toJSON: function () { - return this.rgb(); - }, - - clone: function () { - // NOTE(SB): using node-clone creates a dependency to Buffer when using browserify, - // making the final build way to big to embed in Chart.js. So let's do it manually, - // assuming that values to clone are 1 dimension arrays containing only numbers, - // except 'alpha' which is a number. - var result = new Color(); - var source = this.values; - var target = result.values; - var value, type; - - for (var prop in source) { - if (source.hasOwnProperty(prop)) { - value = source[prop]; - type = ({}).toString.call(value); - if (type === '[object Array]') { - target[prop] = value.slice(0); - } else if (type === '[object Number]') { - target[prop] = value; - } else { - console.error('unexpected color value:', value); - } - } - } - - return result; - } -}; - -Color.prototype.spaces = { - rgb: ['red', 'green', 'blue'], - hsl: ['hue', 'saturation', 'lightness'], - hsv: ['hue', 'saturation', 'value'], - hwb: ['hue', 'whiteness', 'blackness'], - cmyk: ['cyan', 'magenta', 'yellow', 'black'] -}; - -Color.prototype.maxes = { - rgb: [255, 255, 255], - hsl: [360, 100, 100], - hsv: [360, 100, 100], - hwb: [360, 100, 100], - cmyk: [100, 100, 100, 100] -}; - -Color.prototype.getValues = function (space) { - var values = this.values; - var vals = {}; - - for (var i = 0; i < space.length; i++) { - vals[space.charAt(i)] = values[space][i]; - } - - if (values.alpha !== 1) { - vals.a = values.alpha; - } - - // {r: 255, g: 255, b: 255, a: 0.4} - return vals; -}; - -Color.prototype.setValues = function (space, vals) { - var values = this.values; - var spaces = this.spaces; - var maxes = this.maxes; - var alpha = 1; - var i; - - this.valid = true; - - if (space === 'alpha') { - alpha = vals; - } else if (vals.length) { - // [10, 10, 10] - values[space] = vals.slice(0, space.length); - alpha = vals[space.length]; - } else if (vals[space.charAt(0)] !== undefined) { - // {r: 10, g: 10, b: 10} - for (i = 0; i < space.length; i++) { - values[space][i] = vals[space.charAt(i)]; - } - - alpha = vals.a; - } else if (vals[spaces[space][0]] !== undefined) { - // {red: 10, green: 10, blue: 10} - var chans = spaces[space]; - - for (i = 0; i < space.length; i++) { - values[space][i] = vals[chans[i]]; - } - - alpha = vals.alpha; - } - - values.alpha = Math.max(0, Math.min(1, (alpha === undefined ? values.alpha : alpha))); - - if (space === 'alpha') { - return false; - } - - var capped; - - // cap values of the space prior converting all values - for (i = 0; i < space.length; i++) { - capped = Math.max(0, Math.min(maxes[space][i], values[space][i])); - values[space][i] = Math.round(capped); - } - - // convert to all the other color spaces - for (var sname in spaces) { - if (sname !== space) { - values[sname] = colorConvert[space][sname](values[space]); - } - } - - return true; -}; - -Color.prototype.setSpace = function (space, args) { - var vals = args[0]; - - if (vals === undefined) { - // color.rgb() - return this.getValues(space); - } - - // color.rgb(10, 10, 10) - if (typeof vals === 'number') { - vals = Array.prototype.slice.call(args); - } - - this.setValues(space, vals); - return this; -}; - -Color.prototype.setChannel = function (space, index, val) { - var svalues = this.values[space]; - if (val === undefined) { - // color.red() - return svalues[index]; - } else if (val === svalues[index]) { - // color.red(color.red()) - return this; - } - - // color.red(100) - svalues[index] = val; - this.setValues(space, svalues); - - return this; -}; - -if (typeof window !== 'undefined') { - window.Color = Color; -} - -var chartjsColor = Color; - -/** - * @namespace Chart.helpers - */ -var helpers = { - /** - * An empty function that can be used, for example, for optional callback. - */ - noop: function() {}, - - /** - * Returns a unique id, sequentially generated from a global variable. - * @returns {number} - * @function - */ - uid: (function() { - var id = 0; - return function() { - return id++; - }; - }()), - - /** - * Returns true if `value` is neither null nor undefined, else returns false. - * @param {*} value - The value to test. - * @returns {boolean} - * @since 2.7.0 - */ - isNullOrUndef: function(value) { - return value === null || typeof value === 'undefined'; - }, - - /** - * Returns true if `value` is an array (including typed arrays), else returns false. - * @param {*} value - The value to test. - * @returns {boolean} - * @function - */ - isArray: function(value) { - if (Array.isArray && Array.isArray(value)) { - return true; - } - var type = Object.prototype.toString.call(value); - if (type.substr(0, 7) === '[object' && type.substr(-6) === 'Array]') { - return true; - } - return false; - }, - - /** - * Returns true if `value` is an object (excluding null), else returns false. - * @param {*} value - The value to test. - * @returns {boolean} - * @since 2.7.0 - */ - isObject: function(value) { - return value !== null && Object.prototype.toString.call(value) === '[object Object]'; - }, - - /** - * Returns true if `value` is a finite number, else returns false - * @param {*} value - The value to test. - * @returns {boolean} - */ - isFinite: function(value) { - return (typeof value === 'number' || value instanceof Number) && isFinite(value); - }, - - /** - * Returns `value` if defined, else returns `defaultValue`. - * @param {*} value - The value to return if defined. - * @param {*} defaultValue - The value to return if `value` is undefined. - * @returns {*} - */ - valueOrDefault: function(value, defaultValue) { - return typeof value === 'undefined' ? defaultValue : value; - }, - - /** - * Returns value at the given `index` in array if defined, else returns `defaultValue`. - * @param {Array} value - The array to lookup for value at `index`. - * @param {number} index - The index in `value` to lookup for value. - * @param {*} defaultValue - The value to return if `value[index]` is undefined. - * @returns {*} - */ - valueAtIndexOrDefault: function(value, index, defaultValue) { - return helpers.valueOrDefault(helpers.isArray(value) ? value[index] : value, defaultValue); - }, - - /** - * Calls `fn` with the given `args` in the scope defined by `thisArg` and returns the - * value returned by `fn`. If `fn` is not a function, this method returns undefined. - * @param {function} fn - The function to call. - * @param {Array|undefined|null} args - The arguments with which `fn` should be called. - * @param {object} [thisArg] - The value of `this` provided for the call to `fn`. - * @returns {*} - */ - callback: function(fn, args, thisArg) { - if (fn && typeof fn.call === 'function') { - return fn.apply(thisArg, args); - } - }, - - /** - * Note(SB) for performance sake, this method should only be used when loopable type - * is unknown or in none intensive code (not called often and small loopable). Else - * it's preferable to use a regular for() loop and save extra function calls. - * @param {object|Array} loopable - The object or array to be iterated. - * @param {function} fn - The function to call for each item. - * @param {object} [thisArg] - The value of `this` provided for the call to `fn`. - * @param {boolean} [reverse] - If true, iterates backward on the loopable. - */ - each: function(loopable, fn, thisArg, reverse) { - var i, len, keys; - if (helpers.isArray(loopable)) { - len = loopable.length; - if (reverse) { - for (i = len - 1; i >= 0; i--) { - fn.call(thisArg, loopable[i], i); - } - } else { - for (i = 0; i < len; i++) { - fn.call(thisArg, loopable[i], i); - } - } - } else if (helpers.isObject(loopable)) { - keys = Object.keys(loopable); - len = keys.length; - for (i = 0; i < len; i++) { - fn.call(thisArg, loopable[keys[i]], keys[i]); - } - } - }, - - /** - * Returns true if the `a0` and `a1` arrays have the same content, else returns false. - * @see https://stackoverflow.com/a/14853974 - * @param {Array} a0 - The array to compare - * @param {Array} a1 - The array to compare - * @returns {boolean} - */ - arrayEquals: function(a0, a1) { - var i, ilen, v0, v1; - - if (!a0 || !a1 || a0.length !== a1.length) { - return false; - } - - for (i = 0, ilen = a0.length; i < ilen; ++i) { - v0 = a0[i]; - v1 = a1[i]; - - if (v0 instanceof Array && v1 instanceof Array) { - if (!helpers.arrayEquals(v0, v1)) { - return false; - } - } else if (v0 !== v1) { - // NOTE: two different object instances will never be equal: {x:20} != {x:20} - return false; - } - } - - return true; - }, - - /** - * Returns a deep copy of `source` without keeping references on objects and arrays. - * @param {*} source - The value to clone. - * @returns {*} - */ - clone: function(source) { - if (helpers.isArray(source)) { - return source.map(helpers.clone); - } - - if (helpers.isObject(source)) { - var target = {}; - var keys = Object.keys(source); - var klen = keys.length; - var k = 0; - - for (; k < klen; ++k) { - target[keys[k]] = helpers.clone(source[keys[k]]); - } - - return target; - } - - return source; - }, - - /** - * The default merger when Chart.helpers.merge is called without merger option. - * Note(SB): also used by mergeConfig and mergeScaleConfig as fallback. - * @private - */ - _merger: function(key, target, source, options) { - var tval = target[key]; - var sval = source[key]; - - if (helpers.isObject(tval) && helpers.isObject(sval)) { - helpers.merge(tval, sval, options); - } else { - target[key] = helpers.clone(sval); - } - }, - - /** - * Merges source[key] in target[key] only if target[key] is undefined. - * @private - */ - _mergerIf: function(key, target, source) { - var tval = target[key]; - var sval = source[key]; - - if (helpers.isObject(tval) && helpers.isObject(sval)) { - helpers.mergeIf(tval, sval); - } else if (!target.hasOwnProperty(key)) { - target[key] = helpers.clone(sval); - } - }, - - /** - * Recursively deep copies `source` properties into `target` with the given `options`. - * IMPORTANT: `target` is not cloned and will be updated with `source` properties. - * @param {object} target - The target object in which all sources are merged into. - * @param {object|object[]} source - Object(s) to merge into `target`. - * @param {object} [options] - Merging options: - * @param {function} [options.merger] - The merge method (key, target, source, options) - * @returns {object} The `target` object. - */ - merge: function(target, source, options) { - var sources = helpers.isArray(source) ? source : [source]; - var ilen = sources.length; - var merge, i, keys, klen, k; - - if (!helpers.isObject(target)) { - return target; - } - - options = options || {}; - merge = options.merger || helpers._merger; - - for (i = 0; i < ilen; ++i) { - source = sources[i]; - if (!helpers.isObject(source)) { - continue; - } - - keys = Object.keys(source); - for (k = 0, klen = keys.length; k < klen; ++k) { - merge(keys[k], target, source, options); - } - } - - return target; - }, - - /** - * Recursively deep copies `source` properties into `target` *only* if not defined in target. - * IMPORTANT: `target` is not cloned and will be updated with `source` properties. - * @param {object} target - The target object in which all sources are merged into. - * @param {object|object[]} source - Object(s) to merge into `target`. - * @returns {object} The `target` object. - */ - mergeIf: function(target, source) { - return helpers.merge(target, source, {merger: helpers._mergerIf}); - }, - - /** - * Applies the contents of two or more objects together into the first object. - * @param {object} target - The target object in which all objects are merged into. - * @param {object} arg1 - Object containing additional properties to merge in target. - * @param {object} argN - Additional objects containing properties to merge in target. - * @returns {object} The `target` object. - */ - extend: Object.assign || function(target) { - return helpers.merge(target, [].slice.call(arguments, 1), { - merger: function(key, dst, src) { - dst[key] = src[key]; - } - }); - }, - - /** - * Basic javascript inheritance based on the model created in Backbone.js - */ - inherits: function(extensions) { - var me = this; - var ChartElement = (extensions && extensions.hasOwnProperty('constructor')) ? extensions.constructor : function() { - return me.apply(this, arguments); - }; - - var Surrogate = function() { - this.constructor = ChartElement; - }; - - Surrogate.prototype = me.prototype; - ChartElement.prototype = new Surrogate(); - ChartElement.extend = helpers.inherits; - - if (extensions) { - helpers.extend(ChartElement.prototype, extensions); - } - - ChartElement.__super__ = me.prototype; - return ChartElement; - }, - - _deprecated: function(scope, value, previous, current) { - if (value !== undefined) { - console.warn(scope + ': "' + previous + - '" is deprecated. Please use "' + current + '" instead'); - } - } -}; - -var helpers_core = helpers; - -// DEPRECATIONS - -/** - * Provided for backward compatibility, use Chart.helpers.callback instead. - * @function Chart.helpers.callCallback - * @deprecated since version 2.6.0 - * @todo remove at version 3 - * @private - */ -helpers.callCallback = helpers.callback; - -/** - * Provided for backward compatibility, use Array.prototype.indexOf instead. - * Array.prototype.indexOf compatibility: Chrome, Opera, Safari, FF1.5+, IE9+ - * @function Chart.helpers.indexOf - * @deprecated since version 2.7.0 - * @todo remove at version 3 - * @private - */ -helpers.indexOf = function(array, item, fromIndex) { - return Array.prototype.indexOf.call(array, item, fromIndex); -}; - -/** - * Provided for backward compatibility, use Chart.helpers.valueOrDefault instead. - * @function Chart.helpers.getValueOrDefault - * @deprecated since version 2.7.0 - * @todo remove at version 3 - * @private - */ -helpers.getValueOrDefault = helpers.valueOrDefault; - -/** - * Provided for backward compatibility, use Chart.helpers.valueAtIndexOrDefault instead. - * @function Chart.helpers.getValueAtIndexOrDefault - * @deprecated since version 2.7.0 - * @todo remove at version 3 - * @private - */ -helpers.getValueAtIndexOrDefault = helpers.valueAtIndexOrDefault; - -/** - * Easing functions adapted from Robert Penner's easing equations. - * @namespace Chart.helpers.easingEffects - * @see http://www.robertpenner.com/easing/ - */ -var effects = { - linear: function(t) { - return t; - }, - - easeInQuad: function(t) { - return t * t; - }, - - easeOutQuad: function(t) { - return -t * (t - 2); - }, - - easeInOutQuad: function(t) { - if ((t /= 0.5) < 1) { - return 0.5 * t * t; - } - return -0.5 * ((--t) * (t - 2) - 1); - }, - - easeInCubic: function(t) { - return t * t * t; - }, - - easeOutCubic: function(t) { - return (t = t - 1) * t * t + 1; - }, - - easeInOutCubic: function(t) { - if ((t /= 0.5) < 1) { - return 0.5 * t * t * t; - } - return 0.5 * ((t -= 2) * t * t + 2); - }, - - easeInQuart: function(t) { - return t * t * t * t; - }, - - easeOutQuart: function(t) { - return -((t = t - 1) * t * t * t - 1); - }, - - easeInOutQuart: function(t) { - if ((t /= 0.5) < 1) { - return 0.5 * t * t * t * t; - } - return -0.5 * ((t -= 2) * t * t * t - 2); - }, - - easeInQuint: function(t) { - return t * t * t * t * t; - }, - - easeOutQuint: function(t) { - return (t = t - 1) * t * t * t * t + 1; - }, - - easeInOutQuint: function(t) { - if ((t /= 0.5) < 1) { - return 0.5 * t * t * t * t * t; - } - return 0.5 * ((t -= 2) * t * t * t * t + 2); - }, - - easeInSine: function(t) { - return -Math.cos(t * (Math.PI / 2)) + 1; - }, - - easeOutSine: function(t) { - return Math.sin(t * (Math.PI / 2)); - }, - - easeInOutSine: function(t) { - return -0.5 * (Math.cos(Math.PI * t) - 1); - }, - - easeInExpo: function(t) { - return (t === 0) ? 0 : Math.pow(2, 10 * (t - 1)); - }, - - easeOutExpo: function(t) { - return (t === 1) ? 1 : -Math.pow(2, -10 * t) + 1; - }, - - easeInOutExpo: function(t) { - if (t === 0) { - return 0; - } - if (t === 1) { - return 1; - } - if ((t /= 0.5) < 1) { - return 0.5 * Math.pow(2, 10 * (t - 1)); - } - return 0.5 * (-Math.pow(2, -10 * --t) + 2); - }, - - easeInCirc: function(t) { - if (t >= 1) { - return t; - } - return -(Math.sqrt(1 - t * t) - 1); - }, - - easeOutCirc: function(t) { - return Math.sqrt(1 - (t = t - 1) * t); - }, - - easeInOutCirc: function(t) { - if ((t /= 0.5) < 1) { - return -0.5 * (Math.sqrt(1 - t * t) - 1); - } - return 0.5 * (Math.sqrt(1 - (t -= 2) * t) + 1); - }, - - easeInElastic: function(t) { - var s = 1.70158; - var p = 0; - var a = 1; - if (t === 0) { - return 0; - } - if (t === 1) { - return 1; - } - if (!p) { - p = 0.3; - } - if (a < 1) { - a = 1; - s = p / 4; - } else { - s = p / (2 * Math.PI) * Math.asin(1 / a); - } - return -(a * Math.pow(2, 10 * (t -= 1)) * Math.sin((t - s) * (2 * Math.PI) / p)); - }, - - easeOutElastic: function(t) { - var s = 1.70158; - var p = 0; - var a = 1; - if (t === 0) { - return 0; - } - if (t === 1) { - return 1; - } - if (!p) { - p = 0.3; - } - if (a < 1) { - a = 1; - s = p / 4; - } else { - s = p / (2 * Math.PI) * Math.asin(1 / a); - } - return a * Math.pow(2, -10 * t) * Math.sin((t - s) * (2 * Math.PI) / p) + 1; - }, - - easeInOutElastic: function(t) { - var s = 1.70158; - var p = 0; - var a = 1; - if (t === 0) { - return 0; - } - if ((t /= 0.5) === 2) { - return 1; - } - if (!p) { - p = 0.45; - } - if (a < 1) { - a = 1; - s = p / 4; - } else { - s = p / (2 * Math.PI) * Math.asin(1 / a); - } - if (t < 1) { - return -0.5 * (a * Math.pow(2, 10 * (t -= 1)) * Math.sin((t - s) * (2 * Math.PI) / p)); - } - return a * Math.pow(2, -10 * (t -= 1)) * Math.sin((t - s) * (2 * Math.PI) / p) * 0.5 + 1; - }, - easeInBack: function(t) { - var s = 1.70158; - return t * t * ((s + 1) * t - s); - }, - - easeOutBack: function(t) { - var s = 1.70158; - return (t = t - 1) * t * ((s + 1) * t + s) + 1; - }, - - easeInOutBack: function(t) { - var s = 1.70158; - if ((t /= 0.5) < 1) { - return 0.5 * (t * t * (((s *= (1.525)) + 1) * t - s)); - } - return 0.5 * ((t -= 2) * t * (((s *= (1.525)) + 1) * t + s) + 2); - }, - - easeInBounce: function(t) { - return 1 - effects.easeOutBounce(1 - t); - }, - - easeOutBounce: function(t) { - if (t < (1 / 2.75)) { - return 7.5625 * t * t; - } - if (t < (2 / 2.75)) { - return 7.5625 * (t -= (1.5 / 2.75)) * t + 0.75; - } - if (t < (2.5 / 2.75)) { - return 7.5625 * (t -= (2.25 / 2.75)) * t + 0.9375; - } - return 7.5625 * (t -= (2.625 / 2.75)) * t + 0.984375; - }, - - easeInOutBounce: function(t) { - if (t < 0.5) { - return effects.easeInBounce(t * 2) * 0.5; - } - return effects.easeOutBounce(t * 2 - 1) * 0.5 + 0.5; - } -}; - -var helpers_easing = { - effects: effects -}; - -// DEPRECATIONS - -/** - * Provided for backward compatibility, use Chart.helpers.easing.effects instead. - * @function Chart.helpers.easingEffects - * @deprecated since version 2.7.0 - * @todo remove at version 3 - * @private - */ -helpers_core.easingEffects = effects; - -var PI = Math.PI; -var RAD_PER_DEG = PI / 180; -var DOUBLE_PI = PI * 2; -var HALF_PI = PI / 2; -var QUARTER_PI = PI / 4; -var TWO_THIRDS_PI = PI * 2 / 3; - -/** - * @namespace Chart.helpers.canvas - */ -var exports$1 = { - /** - * Clears the entire canvas associated to the given `chart`. - * @param {Chart} chart - The chart for which to clear the canvas. - */ - clear: function(chart) { - chart.ctx.clearRect(0, 0, chart.width, chart.height); - }, - - /** - * Creates a "path" for a rectangle with rounded corners at position (x, y) with a - * given size (width, height) and the same `radius` for all corners. - * @param {CanvasRenderingContext2D} ctx - The canvas 2D Context. - * @param {number} x - The x axis of the coordinate for the rectangle starting point. - * @param {number} y - The y axis of the coordinate for the rectangle starting point. - * @param {number} width - The rectangle's width. - * @param {number} height - The rectangle's height. - * @param {number} radius - The rounded amount (in pixels) for the four corners. - * @todo handle `radius` as top-left, top-right, bottom-right, bottom-left array/object? - */ - roundedRect: function(ctx, x, y, width, height, radius) { - if (radius) { - var r = Math.min(radius, height / 2, width / 2); - var left = x + r; - var top = y + r; - var right = x + width - r; - var bottom = y + height - r; - - ctx.moveTo(x, top); - if (left < right && top < bottom) { - ctx.arc(left, top, r, -PI, -HALF_PI); - ctx.arc(right, top, r, -HALF_PI, 0); - ctx.arc(right, bottom, r, 0, HALF_PI); - ctx.arc(left, bottom, r, HALF_PI, PI); - } else if (left < right) { - ctx.moveTo(left, y); - ctx.arc(right, top, r, -HALF_PI, HALF_PI); - ctx.arc(left, top, r, HALF_PI, PI + HALF_PI); - } else if (top < bottom) { - ctx.arc(left, top, r, -PI, 0); - ctx.arc(left, bottom, r, 0, PI); - } else { - ctx.arc(left, top, r, -PI, PI); - } - ctx.closePath(); - ctx.moveTo(x, y); - } else { - ctx.rect(x, y, width, height); - } - }, - - drawPoint: function(ctx, style, radius, x, y, rotation) { - var type, xOffset, yOffset, size, cornerRadius; - var rad = (rotation || 0) * RAD_PER_DEG; - - if (style && typeof style === 'object') { - type = style.toString(); - if (type === '[object HTMLImageElement]' || type === '[object HTMLCanvasElement]') { - ctx.save(); - ctx.translate(x, y); - ctx.rotate(rad); - ctx.drawImage(style, -style.width / 2, -style.height / 2, style.width, style.height); - ctx.restore(); - return; - } - } - - if (isNaN(radius) || radius <= 0) { - return; - } - - ctx.beginPath(); - - switch (style) { - // Default includes circle - default: - ctx.arc(x, y, radius, 0, DOUBLE_PI); - ctx.closePath(); - break; - case 'triangle': - ctx.moveTo(x + Math.sin(rad) * radius, y - Math.cos(rad) * radius); - rad += TWO_THIRDS_PI; - ctx.lineTo(x + Math.sin(rad) * radius, y - Math.cos(rad) * radius); - rad += TWO_THIRDS_PI; - ctx.lineTo(x + Math.sin(rad) * radius, y - Math.cos(rad) * radius); - ctx.closePath(); - break; - case 'rectRounded': - // NOTE: the rounded rect implementation changed to use `arc` instead of - // `quadraticCurveTo` since it generates better results when rect is - // almost a circle. 0.516 (instead of 0.5) produces results with visually - // closer proportion to the previous impl and it is inscribed in the - // circle with `radius`. For more details, see the following PRs: - // https://github.com/chartjs/Chart.js/issues/5597 - // https://github.com/chartjs/Chart.js/issues/5858 - cornerRadius = radius * 0.516; - size = radius - cornerRadius; - xOffset = Math.cos(rad + QUARTER_PI) * size; - yOffset = Math.sin(rad + QUARTER_PI) * size; - ctx.arc(x - xOffset, y - yOffset, cornerRadius, rad - PI, rad - HALF_PI); - ctx.arc(x + yOffset, y - xOffset, cornerRadius, rad - HALF_PI, rad); - ctx.arc(x + xOffset, y + yOffset, cornerRadius, rad, rad + HALF_PI); - ctx.arc(x - yOffset, y + xOffset, cornerRadius, rad + HALF_PI, rad + PI); - ctx.closePath(); - break; - case 'rect': - if (!rotation) { - size = Math.SQRT1_2 * radius; - ctx.rect(x - size, y - size, 2 * size, 2 * size); - break; - } - rad += QUARTER_PI; - /* falls through */ - case 'rectRot': - xOffset = Math.cos(rad) * radius; - yOffset = Math.sin(rad) * radius; - ctx.moveTo(x - xOffset, y - yOffset); - ctx.lineTo(x + yOffset, y - xOffset); - ctx.lineTo(x + xOffset, y + yOffset); - ctx.lineTo(x - yOffset, y + xOffset); - ctx.closePath(); - break; - case 'crossRot': - rad += QUARTER_PI; - /* falls through */ - case 'cross': - xOffset = Math.cos(rad) * radius; - yOffset = Math.sin(rad) * radius; - ctx.moveTo(x - xOffset, y - yOffset); - ctx.lineTo(x + xOffset, y + yOffset); - ctx.moveTo(x + yOffset, y - xOffset); - ctx.lineTo(x - yOffset, y + xOffset); - break; - case 'star': - xOffset = Math.cos(rad) * radius; - yOffset = Math.sin(rad) * radius; - ctx.moveTo(x - xOffset, y - yOffset); - ctx.lineTo(x + xOffset, y + yOffset); - ctx.moveTo(x + yOffset, y - xOffset); - ctx.lineTo(x - yOffset, y + xOffset); - rad += QUARTER_PI; - xOffset = Math.cos(rad) * radius; - yOffset = Math.sin(rad) * radius; - ctx.moveTo(x - xOffset, y - yOffset); - ctx.lineTo(x + xOffset, y + yOffset); - ctx.moveTo(x + yOffset, y - xOffset); - ctx.lineTo(x - yOffset, y + xOffset); - break; - case 'line': - xOffset = Math.cos(rad) * radius; - yOffset = Math.sin(rad) * radius; - ctx.moveTo(x - xOffset, y - yOffset); - ctx.lineTo(x + xOffset, y + yOffset); - break; - case 'dash': - ctx.moveTo(x, y); - ctx.lineTo(x + Math.cos(rad) * radius, y + Math.sin(rad) * radius); - break; - } - - ctx.fill(); - ctx.stroke(); - }, - - /** - * Returns true if the point is inside the rectangle - * @param {object} point - The point to test - * @param {object} area - The rectangle - * @returns {boolean} - * @private - */ - _isPointInArea: function(point, area) { - var epsilon = 1e-6; // 1e-6 is margin in pixels for accumulated error. - - return point.x > area.left - epsilon && point.x < area.right + epsilon && - point.y > area.top - epsilon && point.y < area.bottom + epsilon; - }, - - clipArea: function(ctx, area) { - ctx.save(); - ctx.beginPath(); - ctx.rect(area.left, area.top, area.right - area.left, area.bottom - area.top); - ctx.clip(); - }, - - unclipArea: function(ctx) { - ctx.restore(); - }, - - lineTo: function(ctx, previous, target, flip) { - var stepped = target.steppedLine; - if (stepped) { - if (stepped === 'middle') { - var midpoint = (previous.x + target.x) / 2.0; - ctx.lineTo(midpoint, flip ? target.y : previous.y); - ctx.lineTo(midpoint, flip ? previous.y : target.y); - } else if ((stepped === 'after' && !flip) || (stepped !== 'after' && flip)) { - ctx.lineTo(previous.x, target.y); - } else { - ctx.lineTo(target.x, previous.y); - } - ctx.lineTo(target.x, target.y); - return; - } - - if (!target.tension) { - ctx.lineTo(target.x, target.y); - return; - } - - ctx.bezierCurveTo( - flip ? previous.controlPointPreviousX : previous.controlPointNextX, - flip ? previous.controlPointPreviousY : previous.controlPointNextY, - flip ? target.controlPointNextX : target.controlPointPreviousX, - flip ? target.controlPointNextY : target.controlPointPreviousY, - target.x, - target.y); - } -}; - -var helpers_canvas = exports$1; - -// DEPRECATIONS - -/** - * Provided for backward compatibility, use Chart.helpers.canvas.clear instead. - * @namespace Chart.helpers.clear - * @deprecated since version 2.7.0 - * @todo remove at version 3 - * @private - */ -helpers_core.clear = exports$1.clear; - -/** - * Provided for backward compatibility, use Chart.helpers.canvas.roundedRect instead. - * @namespace Chart.helpers.drawRoundedRectangle - * @deprecated since version 2.7.0 - * @todo remove at version 3 - * @private - */ -helpers_core.drawRoundedRectangle = function(ctx) { - ctx.beginPath(); - exports$1.roundedRect.apply(exports$1, arguments); -}; - -var defaults = { - /** - * @private - */ - _set: function(scope, values) { - return helpers_core.merge(this[scope] || (this[scope] = {}), values); - } -}; - -// TODO(v3): remove 'global' from namespace. all default are global and -// there's inconsistency around which options are under 'global' -defaults._set('global', { - defaultColor: 'rgba(0,0,0,0.1)', - defaultFontColor: '#666', - defaultFontFamily: "'Helvetica Neue', 'Helvetica', 'Arial', sans-serif", - defaultFontSize: 12, - defaultFontStyle: 'normal', - defaultLineHeight: 1.2, - showLines: true -}); - -var core_defaults = defaults; - -var valueOrDefault = helpers_core.valueOrDefault; - -/** - * Converts the given font object into a CSS font string. - * @param {object} font - A font object. - * @return {string} The CSS font string. See https://developer.mozilla.org/en-US/docs/Web/CSS/font - * @private - */ -function toFontString(font) { - if (!font || helpers_core.isNullOrUndef(font.size) || helpers_core.isNullOrUndef(font.family)) { - return null; - } - - return (font.style ? font.style + ' ' : '') - + (font.weight ? font.weight + ' ' : '') - + font.size + 'px ' - + font.family; -} - -/** - * @alias Chart.helpers.options - * @namespace - */ -var helpers_options = { - /** - * Converts the given line height `value` in pixels for a specific font `size`. - * @param {number|string} value - The lineHeight to parse (eg. 1.6, '14px', '75%', '1.6em'). - * @param {number} size - The font size (in pixels) used to resolve relative `value`. - * @returns {number} The effective line height in pixels (size * 1.2 if value is invalid). - * @see https://developer.mozilla.org/en-US/docs/Web/CSS/line-height - * @since 2.7.0 - */ - toLineHeight: function(value, size) { - var matches = ('' + value).match(/^(normal|(\d+(?:\.\d+)?)(px|em|%)?)$/); - if (!matches || matches[1] === 'normal') { - return size * 1.2; - } - - value = +matches[2]; - - switch (matches[3]) { - case 'px': - return value; - case '%': - value /= 100; - break; - } - - return size * value; - }, - - /** - * Converts the given value into a padding object with pre-computed width/height. - * @param {number|object} value - If a number, set the value to all TRBL component, - * else, if and object, use defined properties and sets undefined ones to 0. - * @returns {object} The padding values (top, right, bottom, left, width, height) - * @since 2.7.0 - */ - toPadding: function(value) { - var t, r, b, l; - - if (helpers_core.isObject(value)) { - t = +value.top || 0; - r = +value.right || 0; - b = +value.bottom || 0; - l = +value.left || 0; - } else { - t = r = b = l = +value || 0; - } - - return { - top: t, - right: r, - bottom: b, - left: l, - height: t + b, - width: l + r - }; - }, - - /** - * Parses font options and returns the font object. - * @param {object} options - A object that contains font options to be parsed. - * @return {object} The font object. - * @todo Support font.* options and renamed to toFont(). - * @private - */ - _parseFont: function(options) { - var globalDefaults = core_defaults.global; - var size = valueOrDefault(options.fontSize, globalDefaults.defaultFontSize); - var font = { - family: valueOrDefault(options.fontFamily, globalDefaults.defaultFontFamily), - lineHeight: helpers_core.options.toLineHeight(valueOrDefault(options.lineHeight, globalDefaults.defaultLineHeight), size), - size: size, - style: valueOrDefault(options.fontStyle, globalDefaults.defaultFontStyle), - weight: null, - string: '' - }; - - font.string = toFontString(font); - return font; - }, - - /** - * Evaluates the given `inputs` sequentially and returns the first defined value. - * @param {Array} inputs - An array of values, falling back to the last value. - * @param {object} [context] - If defined and the current value is a function, the value - * is called with `context` as first argument and the result becomes the new input. - * @param {number} [index] - If defined and the current value is an array, the value - * at `index` become the new input. - * @param {object} [info] - object to return information about resolution in - * @param {boolean} [info.cacheable] - Will be set to `false` if option is not cacheable. - * @since 2.7.0 - */ - resolve: function(inputs, context, index, info) { - var cacheable = true; - var i, ilen, value; - - for (i = 0, ilen = inputs.length; i < ilen; ++i) { - value = inputs[i]; - if (value === undefined) { - continue; - } - if (context !== undefined && typeof value === 'function') { - value = value(context); - cacheable = false; - } - if (index !== undefined && helpers_core.isArray(value)) { - value = value[index]; - cacheable = false; - } - if (value !== undefined) { - if (info && !cacheable) { - info.cacheable = false; - } - return value; - } - } - } -}; - -/** - * @alias Chart.helpers.math - * @namespace - */ -var exports$2 = { - /** - * Returns an array of factors sorted from 1 to sqrt(value) - * @private - */ - _factorize: function(value) { - var result = []; - var sqrt = Math.sqrt(value); - var i; - - for (i = 1; i < sqrt; i++) { - if (value % i === 0) { - result.push(i); - result.push(value / i); - } - } - if (sqrt === (sqrt | 0)) { // if value is a square number - result.push(sqrt); - } - - result.sort(function(a, b) { - return a - b; - }).pop(); - return result; - }, - - log10: Math.log10 || function(x) { - var exponent = Math.log(x) * Math.LOG10E; // Math.LOG10E = 1 / Math.LN10. - // Check for whole powers of 10, - // which due to floating point rounding error should be corrected. - var powerOf10 = Math.round(exponent); - var isPowerOf10 = x === Math.pow(10, powerOf10); - - return isPowerOf10 ? powerOf10 : exponent; - } -}; - -var helpers_math = exports$2; - -// DEPRECATIONS - -/** - * Provided for backward compatibility, use Chart.helpers.math.log10 instead. - * @namespace Chart.helpers.log10 - * @deprecated since version 2.9.0 - * @todo remove at version 3 - * @private - */ -helpers_core.log10 = exports$2.log10; - -var getRtlAdapter = function(rectX, width) { - return { - x: function(x) { - return rectX + rectX + width - x; - }, - setWidth: function(w) { - width = w; - }, - textAlign: function(align) { - if (align === 'center') { - return align; - } - return align === 'right' ? 'left' : 'right'; - }, - xPlus: function(x, value) { - return x - value; - }, - leftForLtr: function(x, itemWidth) { - return x - itemWidth; - }, - }; -}; - -var getLtrAdapter = function() { - return { - x: function(x) { - return x; - }, - setWidth: function(w) { // eslint-disable-line no-unused-vars - }, - textAlign: function(align) { - return align; - }, - xPlus: function(x, value) { - return x + value; - }, - leftForLtr: function(x, _itemWidth) { // eslint-disable-line no-unused-vars - return x; - }, - }; -}; - -var getAdapter = function(rtl, rectX, width) { - return rtl ? getRtlAdapter(rectX, width) : getLtrAdapter(); -}; - -var overrideTextDirection = function(ctx, direction) { - var style, original; - if (direction === 'ltr' || direction === 'rtl') { - style = ctx.canvas.style; - original = [ - style.getPropertyValue('direction'), - style.getPropertyPriority('direction'), - ]; - - style.setProperty('direction', direction, 'important'); - ctx.prevTextDirection = original; - } -}; - -var restoreTextDirection = function(ctx) { - var original = ctx.prevTextDirection; - if (original !== undefined) { - delete ctx.prevTextDirection; - ctx.canvas.style.setProperty('direction', original[0], original[1]); - } -}; - -var helpers_rtl = { - getRtlAdapter: getAdapter, - overrideTextDirection: overrideTextDirection, - restoreTextDirection: restoreTextDirection, -}; - -var helpers$1 = helpers_core; -var easing = helpers_easing; -var canvas = helpers_canvas; -var options = helpers_options; -var math = helpers_math; -var rtl = helpers_rtl; -helpers$1.easing = easing; -helpers$1.canvas = canvas; -helpers$1.options = options; -helpers$1.math = math; -helpers$1.rtl = rtl; - -function interpolate(start, view, model, ease) { - var keys = Object.keys(model); - var i, ilen, key, actual, origin, target, type, c0, c1; - - for (i = 0, ilen = keys.length; i < ilen; ++i) { - key = keys[i]; - - target = model[key]; - - // if a value is added to the model after pivot() has been called, the view - // doesn't contain it, so let's initialize the view to the target value. - if (!view.hasOwnProperty(key)) { - view[key] = target; - } - - actual = view[key]; - - if (actual === target || key[0] === '_') { - continue; - } - - if (!start.hasOwnProperty(key)) { - start[key] = actual; - } - - origin = start[key]; - - type = typeof target; - - if (type === typeof origin) { - if (type === 'string') { - c0 = chartjsColor(origin); - if (c0.valid) { - c1 = chartjsColor(target); - if (c1.valid) { - view[key] = c1.mix(c0, ease).rgbString(); - continue; - } - } - } else if (helpers$1.isFinite(origin) && helpers$1.isFinite(target)) { - view[key] = origin + (target - origin) * ease; - continue; - } - } - - view[key] = target; - } -} - -var Element = function(configuration) { - helpers$1.extend(this, configuration); - this.initialize.apply(this, arguments); -}; - -helpers$1.extend(Element.prototype, { - _type: undefined, - - initialize: function() { - this.hidden = false; - }, - - pivot: function() { - var me = this; - if (!me._view) { - me._view = helpers$1.extend({}, me._model); - } - me._start = {}; - return me; - }, - - transition: function(ease) { - var me = this; - var model = me._model; - var start = me._start; - var view = me._view; - - // No animation -> No Transition - if (!model || ease === 1) { - me._view = helpers$1.extend({}, model); - me._start = null; - return me; - } - - if (!view) { - view = me._view = {}; - } - - if (!start) { - start = me._start = {}; - } - - interpolate(start, view, model, ease); - - return me; - }, - - tooltipPosition: function() { - return { - x: this._model.x, - y: this._model.y - }; - }, - - hasValue: function() { - return helpers$1.isNumber(this._model.x) && helpers$1.isNumber(this._model.y); - } -}); - -Element.extend = helpers$1.inherits; - -var core_element = Element; - -var exports$3 = core_element.extend({ - chart: null, // the animation associated chart instance - currentStep: 0, // the current animation step - numSteps: 60, // default number of steps - easing: '', // the easing to use for this animation - render: null, // render function used by the animation service - - onAnimationProgress: null, // user specified callback to fire on each step of the animation - onAnimationComplete: null, // user specified callback to fire when the animation finishes -}); - -var core_animation = exports$3; - -// DEPRECATIONS - -/** - * Provided for backward compatibility, use Chart.Animation instead - * @prop Chart.Animation#animationObject - * @deprecated since version 2.6.0 - * @todo remove at version 3 - */ -Object.defineProperty(exports$3.prototype, 'animationObject', { - get: function() { - return this; - } -}); - -/** - * Provided for backward compatibility, use Chart.Animation#chart instead - * @prop Chart.Animation#chartInstance - * @deprecated since version 2.6.0 - * @todo remove at version 3 - */ -Object.defineProperty(exports$3.prototype, 'chartInstance', { - get: function() { - return this.chart; - }, - set: function(value) { - this.chart = value; - } -}); - -core_defaults._set('global', { - animation: { - duration: 1000, - easing: 'easeOutQuart', - onProgress: helpers$1.noop, - onComplete: helpers$1.noop - } -}); - -var core_animations = { - animations: [], - request: null, - - /** - * @param {Chart} chart - The chart to animate. - * @param {Chart.Animation} animation - The animation that we will animate. - * @param {number} duration - The animation duration in ms. - * @param {boolean} lazy - if true, the chart is not marked as animating to enable more responsive interactions - */ - addAnimation: function(chart, animation, duration, lazy) { - var animations = this.animations; - var i, ilen; - - animation.chart = chart; - animation.startTime = Date.now(); - animation.duration = duration; - - if (!lazy) { - chart.animating = true; - } - - for (i = 0, ilen = animations.length; i < ilen; ++i) { - if (animations[i].chart === chart) { - animations[i] = animation; - return; - } - } - - animations.push(animation); - - // If there are no animations queued, manually kickstart a digest, for lack of a better word - if (animations.length === 1) { - this.requestAnimationFrame(); - } - }, - - cancelAnimation: function(chart) { - var index = helpers$1.findIndex(this.animations, function(animation) { - return animation.chart === chart; - }); - - if (index !== -1) { - this.animations.splice(index, 1); - chart.animating = false; - } - }, - - requestAnimationFrame: function() { - var me = this; - if (me.request === null) { - // Skip animation frame requests until the active one is executed. - // This can happen when processing mouse events, e.g. 'mousemove' - // and 'mouseout' events will trigger multiple renders. - me.request = helpers$1.requestAnimFrame.call(window, function() { - me.request = null; - me.startDigest(); - }); - } - }, - - /** - * @private - */ - startDigest: function() { - var me = this; - - me.advance(); - - // Do we have more stuff to animate? - if (me.animations.length > 0) { - me.requestAnimationFrame(); - } - }, - - /** - * @private - */ - advance: function() { - var animations = this.animations; - var animation, chart, numSteps, nextStep; - var i = 0; - - // 1 animation per chart, so we are looping charts here - while (i < animations.length) { - animation = animations[i]; - chart = animation.chart; - numSteps = animation.numSteps; - - // Make sure that currentStep starts at 1 - // https://github.com/chartjs/Chart.js/issues/6104 - nextStep = Math.floor((Date.now() - animation.startTime) / animation.duration * numSteps) + 1; - animation.currentStep = Math.min(nextStep, numSteps); - - helpers$1.callback(animation.render, [chart, animation], chart); - helpers$1.callback(animation.onAnimationProgress, [animation], chart); - - if (animation.currentStep >= numSteps) { - helpers$1.callback(animation.onAnimationComplete, [animation], chart); - chart.animating = false; - animations.splice(i, 1); - } else { - ++i; - } - } - } -}; - -var resolve = helpers$1.options.resolve; - -var arrayEvents = ['push', 'pop', 'shift', 'splice', 'unshift']; - -/** - * Hooks the array methods that add or remove values ('push', pop', 'shift', 'splice', - * 'unshift') and notify the listener AFTER the array has been altered. Listeners are - * called on the 'onData*' callbacks (e.g. onDataPush, etc.) with same arguments. - */ -function listenArrayEvents(array, listener) { - if (array._chartjs) { - array._chartjs.listeners.push(listener); - return; - } - - Object.defineProperty(array, '_chartjs', { - configurable: true, - enumerable: false, - value: { - listeners: [listener] - } - }); - - arrayEvents.forEach(function(key) { - var method = 'onData' + key.charAt(0).toUpperCase() + key.slice(1); - var base = array[key]; - - Object.defineProperty(array, key, { - configurable: true, - enumerable: false, - value: function() { - var args = Array.prototype.slice.call(arguments); - var res = base.apply(this, args); - - helpers$1.each(array._chartjs.listeners, function(object) { - if (typeof object[method] === 'function') { - object[method].apply(object, args); - } - }); - - return res; - } - }); - }); -} - -/** - * Removes the given array event listener and cleanup extra attached properties (such as - * the _chartjs stub and overridden methods) if array doesn't have any more listeners. - */ -function unlistenArrayEvents(array, listener) { - var stub = array._chartjs; - if (!stub) { - return; - } - - var listeners = stub.listeners; - var index = listeners.indexOf(listener); - if (index !== -1) { - listeners.splice(index, 1); - } - - if (listeners.length > 0) { - return; - } - - arrayEvents.forEach(function(key) { - delete array[key]; - }); - - delete array._chartjs; -} - -// Base class for all dataset controllers (line, bar, etc) -var DatasetController = function(chart, datasetIndex) { - this.initialize(chart, datasetIndex); -}; - -helpers$1.extend(DatasetController.prototype, { - - /** - * Element type used to generate a meta dataset (e.g. Chart.element.Line). - * @type {Chart.core.element} - */ - datasetElementType: null, - - /** - * Element type used to generate a meta data (e.g. Chart.element.Point). - * @type {Chart.core.element} - */ - dataElementType: null, - - /** - * Dataset element option keys to be resolved in _resolveDatasetElementOptions. - * A derived controller may override this to resolve controller-specific options. - * The keys defined here are for backward compatibility for legend styles. - * @private - */ - _datasetElementOptions: [ - 'backgroundColor', - 'borderCapStyle', - 'borderColor', - 'borderDash', - 'borderDashOffset', - 'borderJoinStyle', - 'borderWidth' - ], - - /** - * Data element option keys to be resolved in _resolveDataElementOptions. - * A derived controller may override this to resolve controller-specific options. - * The keys defined here are for backward compatibility for legend styles. - * @private - */ - _dataElementOptions: [ - 'backgroundColor', - 'borderColor', - 'borderWidth', - 'pointStyle' - ], - - initialize: function(chart, datasetIndex) { - var me = this; - me.chart = chart; - me.index = datasetIndex; - me.linkScales(); - me.addElements(); - me._type = me.getMeta().type; - }, - - updateIndex: function(datasetIndex) { - this.index = datasetIndex; - }, - - linkScales: function() { - var me = this; - var meta = me.getMeta(); - var chart = me.chart; - var scales = chart.scales; - var dataset = me.getDataset(); - var scalesOpts = chart.options.scales; - - if (meta.xAxisID === null || !(meta.xAxisID in scales) || dataset.xAxisID) { - meta.xAxisID = dataset.xAxisID || scalesOpts.xAxes[0].id; - } - if (meta.yAxisID === null || !(meta.yAxisID in scales) || dataset.yAxisID) { - meta.yAxisID = dataset.yAxisID || scalesOpts.yAxes[0].id; - } - }, - - getDataset: function() { - return this.chart.data.datasets[this.index]; - }, - - getMeta: function() { - return this.chart.getDatasetMeta(this.index); - }, - - getScaleForId: function(scaleID) { - return this.chart.scales[scaleID]; - }, - - /** - * @private - */ - _getValueScaleId: function() { - return this.getMeta().yAxisID; - }, - - /** - * @private - */ - _getIndexScaleId: function() { - return this.getMeta().xAxisID; - }, - - /** - * @private - */ - _getValueScale: function() { - return this.getScaleForId(this._getValueScaleId()); - }, - - /** - * @private - */ - _getIndexScale: function() { - return this.getScaleForId(this._getIndexScaleId()); - }, - - reset: function() { - this._update(true); - }, - - /** - * @private - */ - destroy: function() { - if (this._data) { - unlistenArrayEvents(this._data, this); - } - }, - - createMetaDataset: function() { - var me = this; - var type = me.datasetElementType; - return type && new type({ - _chart: me.chart, - _datasetIndex: me.index - }); - }, - - createMetaData: function(index) { - var me = this; - var type = me.dataElementType; - return type && new type({ - _chart: me.chart, - _datasetIndex: me.index, - _index: index - }); - }, - - addElements: function() { - var me = this; - var meta = me.getMeta(); - var data = me.getDataset().data || []; - var metaData = meta.data; - var i, ilen; - - for (i = 0, ilen = data.length; i < ilen; ++i) { - metaData[i] = metaData[i] || me.createMetaData(i); - } - - meta.dataset = meta.dataset || me.createMetaDataset(); - }, - - addElementAndReset: function(index) { - var element = this.createMetaData(index); - this.getMeta().data.splice(index, 0, element); - this.updateElement(element, index, true); - }, - - buildOrUpdateElements: function() { - var me = this; - var dataset = me.getDataset(); - var data = dataset.data || (dataset.data = []); - - // In order to correctly handle data addition/deletion animation (an thus simulate - // real-time charts), we need to monitor these data modifications and synchronize - // the internal meta data accordingly. - if (me._data !== data) { - if (me._data) { - // This case happens when the user replaced the data array instance. - unlistenArrayEvents(me._data, me); - } - - if (data && Object.isExtensible(data)) { - listenArrayEvents(data, me); - } - me._data = data; - } - - // Re-sync meta data in case the user replaced the data array or if we missed - // any updates and so make sure that we handle number of datapoints changing. - me.resyncElements(); - }, - - /** - * Returns the merged user-supplied and default dataset-level options - * @private - */ - _configure: function() { - var me = this; - me._config = helpers$1.merge({}, [ - me.chart.options.datasets[me._type], - me.getDataset(), - ], { - merger: function(key, target, source) { - if (key !== '_meta' && key !== 'data') { - helpers$1._merger(key, target, source); - } - } - }); - }, - - _update: function(reset) { - var me = this; - me._configure(); - me._cachedDataOpts = null; - me.update(reset); - }, - - update: helpers$1.noop, - - transition: function(easingValue) { - var meta = this.getMeta(); - var elements = meta.data || []; - var ilen = elements.length; - var i = 0; - - for (; i < ilen; ++i) { - elements[i].transition(easingValue); - } - - if (meta.dataset) { - meta.dataset.transition(easingValue); - } - }, - - draw: function() { - var meta = this.getMeta(); - var elements = meta.data || []; - var ilen = elements.length; - var i = 0; - - if (meta.dataset) { - meta.dataset.draw(); - } - - for (; i < ilen; ++i) { - elements[i].draw(); - } - }, - - /** - * Returns a set of predefined style properties that should be used to represent the dataset - * or the data if the index is specified - * @param {number} index - data index - * @return {IStyleInterface} style object - */ - getStyle: function(index) { - var me = this; - var meta = me.getMeta(); - var dataset = meta.dataset; - var style; - - me._configure(); - if (dataset && index === undefined) { - style = me._resolveDatasetElementOptions(dataset || {}); - } else { - index = index || 0; - style = me._resolveDataElementOptions(meta.data[index] || {}, index); - } - - if (style.fill === false || style.fill === null) { - style.backgroundColor = style.borderColor; - } - - return style; - }, - - /** - * @private - */ - _resolveDatasetElementOptions: function(element, hover) { - var me = this; - var chart = me.chart; - var datasetOpts = me._config; - var custom = element.custom || {}; - var options = chart.options.elements[me.datasetElementType.prototype._type] || {}; - var elementOptions = me._datasetElementOptions; - var values = {}; - var i, ilen, key, readKey; - - // Scriptable options - var context = { - chart: chart, - dataset: me.getDataset(), - datasetIndex: me.index, - hover: hover - }; - - for (i = 0, ilen = elementOptions.length; i < ilen; ++i) { - key = elementOptions[i]; - readKey = hover ? 'hover' + key.charAt(0).toUpperCase() + key.slice(1) : key; - values[key] = resolve([ - custom[readKey], - datasetOpts[readKey], - options[readKey] - ], context); - } - - return values; - }, - - /** - * @private - */ - _resolveDataElementOptions: function(element, index) { - var me = this; - var custom = element && element.custom; - var cached = me._cachedDataOpts; - if (cached && !custom) { - return cached; - } - var chart = me.chart; - var datasetOpts = me._config; - var options = chart.options.elements[me.dataElementType.prototype._type] || {}; - var elementOptions = me._dataElementOptions; - var values = {}; - - // Scriptable options - var context = { - chart: chart, - dataIndex: index, - dataset: me.getDataset(), - datasetIndex: me.index - }; - - // `resolve` sets cacheable to `false` if any option is indexed or scripted - var info = {cacheable: !custom}; - - var keys, i, ilen, key; - - custom = custom || {}; - - if (helpers$1.isArray(elementOptions)) { - for (i = 0, ilen = elementOptions.length; i < ilen; ++i) { - key = elementOptions[i]; - values[key] = resolve([ - custom[key], - datasetOpts[key], - options[key] - ], context, index, info); - } - } else { - keys = Object.keys(elementOptions); - for (i = 0, ilen = keys.length; i < ilen; ++i) { - key = keys[i]; - values[key] = resolve([ - custom[key], - datasetOpts[elementOptions[key]], - datasetOpts[key], - options[key] - ], context, index, info); - } - } - - if (info.cacheable) { - me._cachedDataOpts = Object.freeze(values); - } - - return values; - }, - - removeHoverStyle: function(element) { - helpers$1.merge(element._model, element.$previousStyle || {}); - delete element.$previousStyle; - }, - - setHoverStyle: function(element) { - var dataset = this.chart.data.datasets[element._datasetIndex]; - var index = element._index; - var custom = element.custom || {}; - var model = element._model; - var getHoverColor = helpers$1.getHoverColor; - - element.$previousStyle = { - backgroundColor: model.backgroundColor, - borderColor: model.borderColor, - borderWidth: model.borderWidth - }; - - model.backgroundColor = resolve([custom.hoverBackgroundColor, dataset.hoverBackgroundColor, getHoverColor(model.backgroundColor)], undefined, index); - model.borderColor = resolve([custom.hoverBorderColor, dataset.hoverBorderColor, getHoverColor(model.borderColor)], undefined, index); - model.borderWidth = resolve([custom.hoverBorderWidth, dataset.hoverBorderWidth, model.borderWidth], undefined, index); - }, - - /** - * @private - */ - _removeDatasetHoverStyle: function() { - var element = this.getMeta().dataset; - - if (element) { - this.removeHoverStyle(element); - } - }, - - /** - * @private - */ - _setDatasetHoverStyle: function() { - var element = this.getMeta().dataset; - var prev = {}; - var i, ilen, key, keys, hoverOptions, model; - - if (!element) { - return; - } - - model = element._model; - hoverOptions = this._resolveDatasetElementOptions(element, true); - - keys = Object.keys(hoverOptions); - for (i = 0, ilen = keys.length; i < ilen; ++i) { - key = keys[i]; - prev[key] = model[key]; - model[key] = hoverOptions[key]; - } - - element.$previousStyle = prev; - }, - - /** - * @private - */ - resyncElements: function() { - var me = this; - var meta = me.getMeta(); - var data = me.getDataset().data; - var numMeta = meta.data.length; - var numData = data.length; - - if (numData < numMeta) { - meta.data.splice(numData, numMeta - numData); - } else if (numData > numMeta) { - me.insertElements(numMeta, numData - numMeta); - } - }, - - /** - * @private - */ - insertElements: function(start, count) { - for (var i = 0; i < count; ++i) { - this.addElementAndReset(start + i); - } - }, - - /** - * @private - */ - onDataPush: function() { - var count = arguments.length; - this.insertElements(this.getDataset().data.length - count, count); - }, - - /** - * @private - */ - onDataPop: function() { - this.getMeta().data.pop(); - }, - - /** - * @private - */ - onDataShift: function() { - this.getMeta().data.shift(); - }, - - /** - * @private - */ - onDataSplice: function(start, count) { - this.getMeta().data.splice(start, count); - this.insertElements(start, arguments.length - 2); - }, - - /** - * @private - */ - onDataUnshift: function() { - this.insertElements(0, arguments.length); - } -}); - -DatasetController.extend = helpers$1.inherits; - -var core_datasetController = DatasetController; - -var TAU = Math.PI * 2; - -core_defaults._set('global', { - elements: { - arc: { - backgroundColor: core_defaults.global.defaultColor, - borderColor: '#fff', - borderWidth: 2, - borderAlign: 'center' - } - } -}); - -function clipArc(ctx, arc) { - var startAngle = arc.startAngle; - var endAngle = arc.endAngle; - var pixelMargin = arc.pixelMargin; - var angleMargin = pixelMargin / arc.outerRadius; - var x = arc.x; - var y = arc.y; - - // Draw an inner border by cliping the arc and drawing a double-width border - // Enlarge the clipping arc by 0.33 pixels to eliminate glitches between borders - ctx.beginPath(); - ctx.arc(x, y, arc.outerRadius, startAngle - angleMargin, endAngle + angleMargin); - if (arc.innerRadius > pixelMargin) { - angleMargin = pixelMargin / arc.innerRadius; - ctx.arc(x, y, arc.innerRadius - pixelMargin, endAngle + angleMargin, startAngle - angleMargin, true); - } else { - ctx.arc(x, y, pixelMargin, endAngle + Math.PI / 2, startAngle - Math.PI / 2); - } - ctx.closePath(); - ctx.clip(); -} - -function drawFullCircleBorders(ctx, vm, arc, inner) { - var endAngle = arc.endAngle; - var i; - - if (inner) { - arc.endAngle = arc.startAngle + TAU; - clipArc(ctx, arc); - arc.endAngle = endAngle; - if (arc.endAngle === arc.startAngle && arc.fullCircles) { - arc.endAngle += TAU; - arc.fullCircles--; - } - } - - ctx.beginPath(); - ctx.arc(arc.x, arc.y, arc.innerRadius, arc.startAngle + TAU, arc.startAngle, true); - for (i = 0; i < arc.fullCircles; ++i) { - ctx.stroke(); - } - - ctx.beginPath(); - ctx.arc(arc.x, arc.y, vm.outerRadius, arc.startAngle, arc.startAngle + TAU); - for (i = 0; i < arc.fullCircles; ++i) { - ctx.stroke(); - } -} - -function drawBorder(ctx, vm, arc) { - var inner = vm.borderAlign === 'inner'; - - if (inner) { - ctx.lineWidth = vm.borderWidth * 2; - ctx.lineJoin = 'round'; - } else { - ctx.lineWidth = vm.borderWidth; - ctx.lineJoin = 'bevel'; - } - - if (arc.fullCircles) { - drawFullCircleBorders(ctx, vm, arc, inner); - } - - if (inner) { - clipArc(ctx, arc); - } - - ctx.beginPath(); - ctx.arc(arc.x, arc.y, vm.outerRadius, arc.startAngle, arc.endAngle); - ctx.arc(arc.x, arc.y, arc.innerRadius, arc.endAngle, arc.startAngle, true); - ctx.closePath(); - ctx.stroke(); -} - -var element_arc = core_element.extend({ - _type: 'arc', - - inLabelRange: function(mouseX) { - var vm = this._view; - - if (vm) { - return (Math.pow(mouseX - vm.x, 2) < Math.pow(vm.radius + vm.hoverRadius, 2)); - } - return false; - }, - - inRange: function(chartX, chartY) { - var vm = this._view; - - if (vm) { - var pointRelativePosition = helpers$1.getAngleFromPoint(vm, {x: chartX, y: chartY}); - var angle = pointRelativePosition.angle; - var distance = pointRelativePosition.distance; - - // Sanitise angle range - var startAngle = vm.startAngle; - var endAngle = vm.endAngle; - while (endAngle < startAngle) { - endAngle += TAU; - } - while (angle > endAngle) { - angle -= TAU; - } - while (angle < startAngle) { - angle += TAU; - } - - // Check if within the range of the open/close angle - var betweenAngles = (angle >= startAngle && angle <= endAngle); - var withinRadius = (distance >= vm.innerRadius && distance <= vm.outerRadius); - - return (betweenAngles && withinRadius); - } - return false; - }, - - getCenterPoint: function() { - var vm = this._view; - var halfAngle = (vm.startAngle + vm.endAngle) / 2; - var halfRadius = (vm.innerRadius + vm.outerRadius) / 2; - return { - x: vm.x + Math.cos(halfAngle) * halfRadius, - y: vm.y + Math.sin(halfAngle) * halfRadius - }; - }, - - getArea: function() { - var vm = this._view; - return Math.PI * ((vm.endAngle - vm.startAngle) / (2 * Math.PI)) * (Math.pow(vm.outerRadius, 2) - Math.pow(vm.innerRadius, 2)); - }, - - tooltipPosition: function() { - var vm = this._view; - var centreAngle = vm.startAngle + ((vm.endAngle - vm.startAngle) / 2); - var rangeFromCentre = (vm.outerRadius - vm.innerRadius) / 2 + vm.innerRadius; - - return { - x: vm.x + (Math.cos(centreAngle) * rangeFromCentre), - y: vm.y + (Math.sin(centreAngle) * rangeFromCentre) - }; - }, - - draw: function() { - var ctx = this._chart.ctx; - var vm = this._view; - var pixelMargin = (vm.borderAlign === 'inner') ? 0.33 : 0; - var arc = { - x: vm.x, - y: vm.y, - innerRadius: vm.innerRadius, - outerRadius: Math.max(vm.outerRadius - pixelMargin, 0), - pixelMargin: pixelMargin, - startAngle: vm.startAngle, - endAngle: vm.endAngle, - fullCircles: Math.floor(vm.circumference / TAU) - }; - var i; - - ctx.save(); - - ctx.fillStyle = vm.backgroundColor; - ctx.strokeStyle = vm.borderColor; - - if (arc.fullCircles) { - arc.endAngle = arc.startAngle + TAU; - ctx.beginPath(); - ctx.arc(arc.x, arc.y, arc.outerRadius, arc.startAngle, arc.endAngle); - ctx.arc(arc.x, arc.y, arc.innerRadius, arc.endAngle, arc.startAngle, true); - ctx.closePath(); - for (i = 0; i < arc.fullCircles; ++i) { - ctx.fill(); - } - arc.endAngle = arc.startAngle + vm.circumference % TAU; - } - - ctx.beginPath(); - ctx.arc(arc.x, arc.y, arc.outerRadius, arc.startAngle, arc.endAngle); - ctx.arc(arc.x, arc.y, arc.innerRadius, arc.endAngle, arc.startAngle, true); - ctx.closePath(); - ctx.fill(); - - if (vm.borderWidth) { - drawBorder(ctx, vm, arc); - } - - ctx.restore(); - } -}); - -var valueOrDefault$1 = helpers$1.valueOrDefault; - -var defaultColor = core_defaults.global.defaultColor; - -core_defaults._set('global', { - elements: { - line: { - tension: 0.4, - backgroundColor: defaultColor, - borderWidth: 3, - borderColor: defaultColor, - borderCapStyle: 'butt', - borderDash: [], - borderDashOffset: 0.0, - borderJoinStyle: 'miter', - capBezierPoints: true, - fill: true, // do we fill in the area between the line and its base axis - } - } -}); - -var element_line = core_element.extend({ - _type: 'line', - - draw: function() { - var me = this; - var vm = me._view; - var ctx = me._chart.ctx; - var spanGaps = vm.spanGaps; - var points = me._children.slice(); // clone array - var globalDefaults = core_defaults.global; - var globalOptionLineElements = globalDefaults.elements.line; - var lastDrawnIndex = -1; - var closePath = me._loop; - var index, previous, currentVM; - - if (!points.length) { - return; - } - - if (me._loop) { - for (index = 0; index < points.length; ++index) { - previous = helpers$1.previousItem(points, index); - // If the line has an open path, shift the point array - if (!points[index]._view.skip && previous._view.skip) { - points = points.slice(index).concat(points.slice(0, index)); - closePath = spanGaps; - break; - } - } - // If the line has a close path, add the first point again - if (closePath) { - points.push(points[0]); - } - } - - ctx.save(); - - // Stroke Line Options - ctx.lineCap = vm.borderCapStyle || globalOptionLineElements.borderCapStyle; - - // IE 9 and 10 do not support line dash - if (ctx.setLineDash) { - ctx.setLineDash(vm.borderDash || globalOptionLineElements.borderDash); - } - - ctx.lineDashOffset = valueOrDefault$1(vm.borderDashOffset, globalOptionLineElements.borderDashOffset); - ctx.lineJoin = vm.borderJoinStyle || globalOptionLineElements.borderJoinStyle; - ctx.lineWidth = valueOrDefault$1(vm.borderWidth, globalOptionLineElements.borderWidth); - ctx.strokeStyle = vm.borderColor || globalDefaults.defaultColor; - - // Stroke Line - ctx.beginPath(); - - // First point moves to it's starting position no matter what - currentVM = points[0]._view; - if (!currentVM.skip) { - ctx.moveTo(currentVM.x, currentVM.y); - lastDrawnIndex = 0; - } - - for (index = 1; index < points.length; ++index) { - currentVM = points[index]._view; - previous = lastDrawnIndex === -1 ? helpers$1.previousItem(points, index) : points[lastDrawnIndex]; - - if (!currentVM.skip) { - if ((lastDrawnIndex !== (index - 1) && !spanGaps) || lastDrawnIndex === -1) { - // There was a gap and this is the first point after the gap - ctx.moveTo(currentVM.x, currentVM.y); - } else { - // Line to next point - helpers$1.canvas.lineTo(ctx, previous._view, currentVM); - } - lastDrawnIndex = index; - } - } - - if (closePath) { - ctx.closePath(); - } - - ctx.stroke(); - ctx.restore(); - } -}); - -var valueOrDefault$2 = helpers$1.valueOrDefault; - -var defaultColor$1 = core_defaults.global.defaultColor; - -core_defaults._set('global', { - elements: { - point: { - radius: 3, - pointStyle: 'circle', - backgroundColor: defaultColor$1, - borderColor: defaultColor$1, - borderWidth: 1, - // Hover - hitRadius: 1, - hoverRadius: 4, - hoverBorderWidth: 1 - } - } -}); - -function xRange(mouseX) { - var vm = this._view; - return vm ? (Math.abs(mouseX - vm.x) < vm.radius + vm.hitRadius) : false; -} - -function yRange(mouseY) { - var vm = this._view; - return vm ? (Math.abs(mouseY - vm.y) < vm.radius + vm.hitRadius) : false; -} - -var element_point = core_element.extend({ - _type: 'point', - - inRange: function(mouseX, mouseY) { - var vm = this._view; - return vm ? ((Math.pow(mouseX - vm.x, 2) + Math.pow(mouseY - vm.y, 2)) < Math.pow(vm.hitRadius + vm.radius, 2)) : false; - }, - - inLabelRange: xRange, - inXRange: xRange, - inYRange: yRange, - - getCenterPoint: function() { - var vm = this._view; - return { - x: vm.x, - y: vm.y - }; - }, - - getArea: function() { - return Math.PI * Math.pow(this._view.radius, 2); - }, - - tooltipPosition: function() { - var vm = this._view; - return { - x: vm.x, - y: vm.y, - padding: vm.radius + vm.borderWidth - }; - }, - - draw: function(chartArea) { - var vm = this._view; - var ctx = this._chart.ctx; - var pointStyle = vm.pointStyle; - var rotation = vm.rotation; - var radius = vm.radius; - var x = vm.x; - var y = vm.y; - var globalDefaults = core_defaults.global; - var defaultColor = globalDefaults.defaultColor; // eslint-disable-line no-shadow - - if (vm.skip) { - return; - } - - // Clipping for Points. - if (chartArea === undefined || helpers$1.canvas._isPointInArea(vm, chartArea)) { - ctx.strokeStyle = vm.borderColor || defaultColor; - ctx.lineWidth = valueOrDefault$2(vm.borderWidth, globalDefaults.elements.point.borderWidth); - ctx.fillStyle = vm.backgroundColor || defaultColor; - helpers$1.canvas.drawPoint(ctx, pointStyle, radius, x, y, rotation); - } - } -}); - -var defaultColor$2 = core_defaults.global.defaultColor; - -core_defaults._set('global', { - elements: { - rectangle: { - backgroundColor: defaultColor$2, - borderColor: defaultColor$2, - borderSkipped: 'bottom', - borderWidth: 0 - } - } -}); - -function isVertical(vm) { - return vm && vm.width !== undefined; -} - -/** - * Helper function to get the bounds of the bar regardless of the orientation - * @param bar {Chart.Element.Rectangle} the bar - * @return {Bounds} bounds of the bar - * @private - */ -function getBarBounds(vm) { - var x1, x2, y1, y2, half; - - if (isVertical(vm)) { - half = vm.width / 2; - x1 = vm.x - half; - x2 = vm.x + half; - y1 = Math.min(vm.y, vm.base); - y2 = Math.max(vm.y, vm.base); - } else { - half = vm.height / 2; - x1 = Math.min(vm.x, vm.base); - x2 = Math.max(vm.x, vm.base); - y1 = vm.y - half; - y2 = vm.y + half; - } - - return { - left: x1, - top: y1, - right: x2, - bottom: y2 - }; -} - -function swap(orig, v1, v2) { - return orig === v1 ? v2 : orig === v2 ? v1 : orig; -} - -function parseBorderSkipped(vm) { - var edge = vm.borderSkipped; - var res = {}; - - if (!edge) { - return res; - } - - if (vm.horizontal) { - if (vm.base > vm.x) { - edge = swap(edge, 'left', 'right'); - } - } else if (vm.base < vm.y) { - edge = swap(edge, 'bottom', 'top'); - } - - res[edge] = true; - return res; -} - -function parseBorderWidth(vm, maxW, maxH) { - var value = vm.borderWidth; - var skip = parseBorderSkipped(vm); - var t, r, b, l; - - if (helpers$1.isObject(value)) { - t = +value.top || 0; - r = +value.right || 0; - b = +value.bottom || 0; - l = +value.left || 0; - } else { - t = r = b = l = +value || 0; - } - - return { - t: skip.top || (t < 0) ? 0 : t > maxH ? maxH : t, - r: skip.right || (r < 0) ? 0 : r > maxW ? maxW : r, - b: skip.bottom || (b < 0) ? 0 : b > maxH ? maxH : b, - l: skip.left || (l < 0) ? 0 : l > maxW ? maxW : l - }; -} - -function boundingRects(vm) { - var bounds = getBarBounds(vm); - var width = bounds.right - bounds.left; - var height = bounds.bottom - bounds.top; - var border = parseBorderWidth(vm, width / 2, height / 2); - - return { - outer: { - x: bounds.left, - y: bounds.top, - w: width, - h: height - }, - inner: { - x: bounds.left + border.l, - y: bounds.top + border.t, - w: width - border.l - border.r, - h: height - border.t - border.b - } - }; -} - -function inRange(vm, x, y) { - var skipX = x === null; - var skipY = y === null; - var bounds = !vm || (skipX && skipY) ? false : getBarBounds(vm); - - return bounds - && (skipX || x >= bounds.left && x <= bounds.right) - && (skipY || y >= bounds.top && y <= bounds.bottom); -} - -var element_rectangle = core_element.extend({ - _type: 'rectangle', - - draw: function() { - var ctx = this._chart.ctx; - var vm = this._view; - var rects = boundingRects(vm); - var outer = rects.outer; - var inner = rects.inner; - - ctx.fillStyle = vm.backgroundColor; - ctx.fillRect(outer.x, outer.y, outer.w, outer.h); - - if (outer.w === inner.w && outer.h === inner.h) { - return; - } - - ctx.save(); - ctx.beginPath(); - ctx.rect(outer.x, outer.y, outer.w, outer.h); - ctx.clip(); - ctx.fillStyle = vm.borderColor; - ctx.rect(inner.x, inner.y, inner.w, inner.h); - ctx.fill('evenodd'); - ctx.restore(); - }, - - height: function() { - var vm = this._view; - return vm.base - vm.y; - }, - - inRange: function(mouseX, mouseY) { - return inRange(this._view, mouseX, mouseY); - }, - - inLabelRange: function(mouseX, mouseY) { - var vm = this._view; - return isVertical(vm) - ? inRange(vm, mouseX, null) - : inRange(vm, null, mouseY); - }, - - inXRange: function(mouseX) { - return inRange(this._view, mouseX, null); - }, - - inYRange: function(mouseY) { - return inRange(this._view, null, mouseY); - }, - - getCenterPoint: function() { - var vm = this._view; - var x, y; - if (isVertical(vm)) { - x = vm.x; - y = (vm.y + vm.base) / 2; - } else { - x = (vm.x + vm.base) / 2; - y = vm.y; - } - - return {x: x, y: y}; - }, - - getArea: function() { - var vm = this._view; - - return isVertical(vm) - ? vm.width * Math.abs(vm.y - vm.base) - : vm.height * Math.abs(vm.x - vm.base); - }, - - tooltipPosition: function() { - var vm = this._view; - return { - x: vm.x, - y: vm.y - }; - } -}); - -var elements = {}; -var Arc = element_arc; -var Line = element_line; -var Point = element_point; -var Rectangle = element_rectangle; -elements.Arc = Arc; -elements.Line = Line; -elements.Point = Point; -elements.Rectangle = Rectangle; - -var deprecated = helpers$1._deprecated; -var valueOrDefault$3 = helpers$1.valueOrDefault; - -core_defaults._set('bar', { - hover: { - mode: 'label' - }, - - scales: { - xAxes: [{ - type: 'category', - offset: true, - gridLines: { - offsetGridLines: true - } - }], - - yAxes: [{ - type: 'linear' - }] - } -}); - -core_defaults._set('global', { - datasets: { - bar: { - categoryPercentage: 0.8, - barPercentage: 0.9 - } - } -}); - -/** - * Computes the "optimal" sample size to maintain bars equally sized while preventing overlap. - * @private - */ -function computeMinSampleSize(scale, pixels) { - var min = scale._length; - var prev, curr, i, ilen; - - for (i = 1, ilen = pixels.length; i < ilen; ++i) { - min = Math.min(min, Math.abs(pixels[i] - pixels[i - 1])); - } - - for (i = 0, ilen = scale.getTicks().length; i < ilen; ++i) { - curr = scale.getPixelForTick(i); - min = i > 0 ? Math.min(min, Math.abs(curr - prev)) : min; - prev = curr; - } - - return min; -} - -/** - * Computes an "ideal" category based on the absolute bar thickness or, if undefined or null, - * uses the smallest interval (see computeMinSampleSize) that prevents bar overlapping. This - * mode currently always generates bars equally sized (until we introduce scriptable options?). - * @private - */ -function computeFitCategoryTraits(index, ruler, options) { - var thickness = options.barThickness; - var count = ruler.stackCount; - var curr = ruler.pixels[index]; - var min = helpers$1.isNullOrUndef(thickness) - ? computeMinSampleSize(ruler.scale, ruler.pixels) - : -1; - var size, ratio; - - if (helpers$1.isNullOrUndef(thickness)) { - size = min * options.categoryPercentage; - ratio = options.barPercentage; - } else { - // When bar thickness is enforced, category and bar percentages are ignored. - // Note(SB): we could add support for relative bar thickness (e.g. barThickness: '50%') - // and deprecate barPercentage since this value is ignored when thickness is absolute. - size = thickness * count; - ratio = 1; - } - - return { - chunk: size / count, - ratio: ratio, - start: curr - (size / 2) - }; -} - -/** - * Computes an "optimal" category that globally arranges bars side by side (no gap when - * percentage options are 1), based on the previous and following categories. This mode - * generates bars with different widths when data are not evenly spaced. - * @private - */ -function computeFlexCategoryTraits(index, ruler, options) { - var pixels = ruler.pixels; - var curr = pixels[index]; - var prev = index > 0 ? pixels[index - 1] : null; - var next = index < pixels.length - 1 ? pixels[index + 1] : null; - var percent = options.categoryPercentage; - var start, size; - - if (prev === null) { - // first data: its size is double based on the next point or, - // if it's also the last data, we use the scale size. - prev = curr - (next === null ? ruler.end - ruler.start : next - curr); - } - - if (next === null) { - // last data: its size is also double based on the previous point. - next = curr + curr - prev; - } - - start = curr - (curr - Math.min(prev, next)) / 2 * percent; - size = Math.abs(next - prev) / 2 * percent; - - return { - chunk: size / ruler.stackCount, - ratio: options.barPercentage, - start: start - }; -} - -var controller_bar = core_datasetController.extend({ - - dataElementType: elements.Rectangle, - - /** - * @private - */ - _dataElementOptions: [ - 'backgroundColor', - 'borderColor', - 'borderSkipped', - 'borderWidth', - 'barPercentage', - 'barThickness', - 'categoryPercentage', - 'maxBarThickness', - 'minBarLength' - ], - - initialize: function() { - var me = this; - var meta, scaleOpts; - - core_datasetController.prototype.initialize.apply(me, arguments); - - meta = me.getMeta(); - meta.stack = me.getDataset().stack; - meta.bar = true; - - scaleOpts = me._getIndexScale().options; - deprecated('bar chart', scaleOpts.barPercentage, 'scales.[x/y]Axes.barPercentage', 'dataset.barPercentage'); - deprecated('bar chart', scaleOpts.barThickness, 'scales.[x/y]Axes.barThickness', 'dataset.barThickness'); - deprecated('bar chart', scaleOpts.categoryPercentage, 'scales.[x/y]Axes.categoryPercentage', 'dataset.categoryPercentage'); - deprecated('bar chart', me._getValueScale().options.minBarLength, 'scales.[x/y]Axes.minBarLength', 'dataset.minBarLength'); - deprecated('bar chart', scaleOpts.maxBarThickness, 'scales.[x/y]Axes.maxBarThickness', 'dataset.maxBarThickness'); - }, - - update: function(reset) { - var me = this; - var rects = me.getMeta().data; - var i, ilen; - - me._ruler = me.getRuler(); - - for (i = 0, ilen = rects.length; i < ilen; ++i) { - me.updateElement(rects[i], i, reset); - } - }, - - updateElement: function(rectangle, index, reset) { - var me = this; - var meta = me.getMeta(); - var dataset = me.getDataset(); - var options = me._resolveDataElementOptions(rectangle, index); - - rectangle._xScale = me.getScaleForId(meta.xAxisID); - rectangle._yScale = me.getScaleForId(meta.yAxisID); - rectangle._datasetIndex = me.index; - rectangle._index = index; - rectangle._model = { - backgroundColor: options.backgroundColor, - borderColor: options.borderColor, - borderSkipped: options.borderSkipped, - borderWidth: options.borderWidth, - datasetLabel: dataset.label, - label: me.chart.data.labels[index] - }; - - if (helpers$1.isArray(dataset.data[index])) { - rectangle._model.borderSkipped = null; - } - - me._updateElementGeometry(rectangle, index, reset, options); - - rectangle.pivot(); - }, - - /** - * @private - */ - _updateElementGeometry: function(rectangle, index, reset, options) { - var me = this; - var model = rectangle._model; - var vscale = me._getValueScale(); - var base = vscale.getBasePixel(); - var horizontal = vscale.isHorizontal(); - var ruler = me._ruler || me.getRuler(); - var vpixels = me.calculateBarValuePixels(me.index, index, options); - var ipixels = me.calculateBarIndexPixels(me.index, index, ruler, options); - - model.horizontal = horizontal; - model.base = reset ? base : vpixels.base; - model.x = horizontal ? reset ? base : vpixels.head : ipixels.center; - model.y = horizontal ? ipixels.center : reset ? base : vpixels.head; - model.height = horizontal ? ipixels.size : undefined; - model.width = horizontal ? undefined : ipixels.size; - }, - - /** - * Returns the stacks based on groups and bar visibility. - * @param {number} [last] - The dataset index - * @returns {string[]} The list of stack IDs - * @private - */ - _getStacks: function(last) { - var me = this; - var scale = me._getIndexScale(); - var metasets = scale._getMatchingVisibleMetas(me._type); - var stacked = scale.options.stacked; - var ilen = metasets.length; - var stacks = []; - var i, meta; - - for (i = 0; i < ilen; ++i) { - meta = metasets[i]; - // stacked | meta.stack - // | found | not found | undefined - // false | x | x | x - // true | | x | - // undefined | | x | x - if (stacked === false || stacks.indexOf(meta.stack) === -1 || - (stacked === undefined && meta.stack === undefined)) { - stacks.push(meta.stack); - } - if (meta.index === last) { - break; - } - } - - return stacks; - }, - - /** - * Returns the effective number of stacks based on groups and bar visibility. - * @private - */ - getStackCount: function() { - return this._getStacks().length; - }, - - /** - * Returns the stack index for the given dataset based on groups and bar visibility. - * @param {number} [datasetIndex] - The dataset index - * @param {string} [name] - The stack name to find - * @returns {number} The stack index - * @private - */ - getStackIndex: function(datasetIndex, name) { - var stacks = this._getStacks(datasetIndex); - var index = (name !== undefined) - ? stacks.indexOf(name) - : -1; // indexOf returns -1 if element is not present - - return (index === -1) - ? stacks.length - 1 - : index; - }, - - /** - * @private - */ - getRuler: function() { - var me = this; - var scale = me._getIndexScale(); - var pixels = []; - var i, ilen; - - for (i = 0, ilen = me.getMeta().data.length; i < ilen; ++i) { - pixels.push(scale.getPixelForValue(null, i, me.index)); - } - - return { - pixels: pixels, - start: scale._startPixel, - end: scale._endPixel, - stackCount: me.getStackCount(), - scale: scale - }; - }, - - /** - * Note: pixel values are not clamped to the scale area. - * @private - */ - calculateBarValuePixels: function(datasetIndex, index, options) { - var me = this; - var chart = me.chart; - var scale = me._getValueScale(); - var isHorizontal = scale.isHorizontal(); - var datasets = chart.data.datasets; - var metasets = scale._getMatchingVisibleMetas(me._type); - var value = scale._parseValue(datasets[datasetIndex].data[index]); - var minBarLength = options.minBarLength; - var stacked = scale.options.stacked; - var stack = me.getMeta().stack; - var start = value.start === undefined ? 0 : value.max >= 0 && value.min >= 0 ? value.min : value.max; - var length = value.start === undefined ? value.end : value.max >= 0 && value.min >= 0 ? value.max - value.min : value.min - value.max; - var ilen = metasets.length; - var i, imeta, ivalue, base, head, size, stackLength; - - if (stacked || (stacked === undefined && stack !== undefined)) { - for (i = 0; i < ilen; ++i) { - imeta = metasets[i]; - - if (imeta.index === datasetIndex) { - break; - } - - if (imeta.stack === stack) { - stackLength = scale._parseValue(datasets[imeta.index].data[index]); - ivalue = stackLength.start === undefined ? stackLength.end : stackLength.min >= 0 && stackLength.max >= 0 ? stackLength.max : stackLength.min; - - if ((value.min < 0 && ivalue < 0) || (value.max >= 0 && ivalue > 0)) { - start += ivalue; - } - } - } - } - - base = scale.getPixelForValue(start); - head = scale.getPixelForValue(start + length); - size = head - base; - - if (minBarLength !== undefined && Math.abs(size) < minBarLength) { - size = minBarLength; - if (length >= 0 && !isHorizontal || length < 0 && isHorizontal) { - head = base - minBarLength; - } else { - head = base + minBarLength; - } - } - - return { - size: size, - base: base, - head: head, - center: head + size / 2 - }; - }, - - /** - * @private - */ - calculateBarIndexPixels: function(datasetIndex, index, ruler, options) { - var me = this; - var range = options.barThickness === 'flex' - ? computeFlexCategoryTraits(index, ruler, options) - : computeFitCategoryTraits(index, ruler, options); - - var stackIndex = me.getStackIndex(datasetIndex, me.getMeta().stack); - var center = range.start + (range.chunk * stackIndex) + (range.chunk / 2); - var size = Math.min( - valueOrDefault$3(options.maxBarThickness, Infinity), - range.chunk * range.ratio); - - return { - base: center - size / 2, - head: center + size / 2, - center: center, - size: size - }; - }, - - draw: function() { - var me = this; - var chart = me.chart; - var scale = me._getValueScale(); - var rects = me.getMeta().data; - var dataset = me.getDataset(); - var ilen = rects.length; - var i = 0; - - helpers$1.canvas.clipArea(chart.ctx, chart.chartArea); - - for (; i < ilen; ++i) { - var val = scale._parseValue(dataset.data[i]); - if (!isNaN(val.min) && !isNaN(val.max)) { - rects[i].draw(); - } - } - - helpers$1.canvas.unclipArea(chart.ctx); - }, - - /** - * @private - */ - _resolveDataElementOptions: function() { - var me = this; - var values = helpers$1.extend({}, core_datasetController.prototype._resolveDataElementOptions.apply(me, arguments)); - var indexOpts = me._getIndexScale().options; - var valueOpts = me._getValueScale().options; - - values.barPercentage = valueOrDefault$3(indexOpts.barPercentage, values.barPercentage); - values.barThickness = valueOrDefault$3(indexOpts.barThickness, values.barThickness); - values.categoryPercentage = valueOrDefault$3(indexOpts.categoryPercentage, values.categoryPercentage); - values.maxBarThickness = valueOrDefault$3(indexOpts.maxBarThickness, values.maxBarThickness); - values.minBarLength = valueOrDefault$3(valueOpts.minBarLength, values.minBarLength); - - return values; - } - -}); - -var valueOrDefault$4 = helpers$1.valueOrDefault; -var resolve$1 = helpers$1.options.resolve; - -core_defaults._set('bubble', { - hover: { - mode: 'single' - }, - - scales: { - xAxes: [{ - type: 'linear', // bubble should probably use a linear scale by default - position: 'bottom', - id: 'x-axis-0' // need an ID so datasets can reference the scale - }], - yAxes: [{ - type: 'linear', - position: 'left', - id: 'y-axis-0' - }] - }, - - tooltips: { - callbacks: { - title: function() { - // Title doesn't make sense for scatter since we format the data as a point - return ''; - }, - label: function(item, data) { - var datasetLabel = data.datasets[item.datasetIndex].label || ''; - var dataPoint = data.datasets[item.datasetIndex].data[item.index]; - return datasetLabel + ': (' + item.xLabel + ', ' + item.yLabel + ', ' + dataPoint.r + ')'; - } - } - } -}); - -var controller_bubble = core_datasetController.extend({ - /** - * @protected - */ - dataElementType: elements.Point, - - /** - * @private - */ - _dataElementOptions: [ - 'backgroundColor', - 'borderColor', - 'borderWidth', - 'hoverBackgroundColor', - 'hoverBorderColor', - 'hoverBorderWidth', - 'hoverRadius', - 'hitRadius', - 'pointStyle', - 'rotation' - ], - - /** - * @protected - */ - update: function(reset) { - var me = this; - var meta = me.getMeta(); - var points = meta.data; - - // Update Points - helpers$1.each(points, function(point, index) { - me.updateElement(point, index, reset); - }); - }, - - /** - * @protected - */ - updateElement: function(point, index, reset) { - var me = this; - var meta = me.getMeta(); - var custom = point.custom || {}; - var xScale = me.getScaleForId(meta.xAxisID); - var yScale = me.getScaleForId(meta.yAxisID); - var options = me._resolveDataElementOptions(point, index); - var data = me.getDataset().data[index]; - var dsIndex = me.index; - - var x = reset ? xScale.getPixelForDecimal(0.5) : xScale.getPixelForValue(typeof data === 'object' ? data : NaN, index, dsIndex); - var y = reset ? yScale.getBasePixel() : yScale.getPixelForValue(data, index, dsIndex); - - point._xScale = xScale; - point._yScale = yScale; - point._options = options; - point._datasetIndex = dsIndex; - point._index = index; - point._model = { - backgroundColor: options.backgroundColor, - borderColor: options.borderColor, - borderWidth: options.borderWidth, - hitRadius: options.hitRadius, - pointStyle: options.pointStyle, - rotation: options.rotation, - radius: reset ? 0 : options.radius, - skip: custom.skip || isNaN(x) || isNaN(y), - x: x, - y: y, - }; - - point.pivot(); - }, - - /** - * @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$4(options.hoverBackgroundColor, getHoverColor(options.backgroundColor)); - model.borderColor = valueOrDefault$4(options.hoverBorderColor, getHoverColor(options.borderColor)); - model.borderWidth = valueOrDefault$4(options.hoverBorderWidth, options.borderWidth); - model.radius = options.radius + options.hoverRadius; - }, - - /** - * @private - */ - _resolveDataElementOptions: function(point, index) { - var me = this; - var chart = me.chart; - var dataset = me.getDataset(); - var custom = point.custom || {}; - var data = dataset.data[index] || {}; - var values = core_datasetController.prototype._resolveDataElementOptions.apply(me, arguments); - - // Scriptable options - var context = { - chart: chart, - dataIndex: index, - dataset: dataset, - datasetIndex: me.index - }; - - // In case values were cached (and thus frozen), we need to clone the values - if (me._cachedDataOpts === values) { - values = helpers$1.extend({}, values); - } - - // Custom radius resolution - values.radius = resolve$1([ - custom.radius, - data.r, - me._config.radius, - chart.options.elements.point.radius - ], context, index); - - return values; - } -}); - -var valueOrDefault$5 = helpers$1.valueOrDefault; - -var PI$1 = Math.PI; -var DOUBLE_PI$1 = PI$1 * 2; -var HALF_PI$1 = PI$1 / 2; - -core_defaults._set('doughnut', { - animation: { - // Boolean - Whether we animate the rotation of the Doughnut - animateRotate: true, - // Boolean - Whether we animate scaling the Doughnut from the centre - animateScale: false - }, - hover: { - mode: 'single' - }, - legendCallback: function(chart) { - var list = document.createElement('ul'); - var data = chart.data; - var datasets = data.datasets; - var labels = data.labels; - var i, ilen, listItem, listItemSpan; - - list.setAttribute('class', chart.id + '-legend'); - if (datasets.length) { - for (i = 0, ilen = datasets[0].data.length; i < ilen; ++i) { - listItem = list.appendChild(document.createElement('li')); - listItemSpan = listItem.appendChild(document.createElement('span')); - listItemSpan.style.backgroundColor = datasets[0].backgroundColor[i]; - if (labels[i]) { - listItem.appendChild(document.createTextNode(labels[i])); - } - } - } - - return list.outerHTML; - }, - 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 style = meta.controller.getStyle(i); - - return { - text: label, - fillStyle: style.backgroundColor, - strokeStyle: style.borderColor, - lineWidth: style.borderWidth, - hidden: isNaN(data.datasets[0].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: -HALF_PI$1, - - // The total circumference of the chart. - circumference: DOUBLE_PI$1, - - // 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, - - /** - * @private - */ - _dataElementOptions: [ - 'backgroundColor', - 'borderColor', - 'borderWidth', - 'borderAlign', - 'hoverBackgroundColor', - 'hoverBorderColor', - 'hoverBorderWidth', - ], - - // 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 ratioX = 1; - var ratioY = 1; - var offsetX = 0; - var offsetY = 0; - var meta = me.getMeta(); - var arcs = meta.data; - var cutout = opts.cutoutPercentage / 100 || 0; - var circumference = opts.circumference; - var chartWeight = me._getRingWeight(me.index); - var maxWidth, maxHeight, i, ilen; - - // If the chart's circumference isn't a full circle, calculate size as a ratio of the width/height of the arc - if (circumference < DOUBLE_PI$1) { - var startAngle = opts.rotation % DOUBLE_PI$1; - startAngle += startAngle >= PI$1 ? -DOUBLE_PI$1 : startAngle < -PI$1 ? DOUBLE_PI$1 : 0; - var endAngle = startAngle + circumference; - var startX = Math.cos(startAngle); - var startY = Math.sin(startAngle); - var endX = Math.cos(endAngle); - var endY = Math.sin(endAngle); - var contains0 = (startAngle <= 0 && endAngle >= 0) || endAngle >= DOUBLE_PI$1; - var contains90 = (startAngle <= HALF_PI$1 && endAngle >= HALF_PI$1) || endAngle >= DOUBLE_PI$1 + HALF_PI$1; - var contains180 = startAngle === -PI$1 || endAngle >= PI$1; - var contains270 = (startAngle <= -HALF_PI$1 && endAngle >= -HALF_PI$1) || endAngle >= PI$1 + HALF_PI$1; - var minX = contains180 ? -1 : Math.min(startX, startX * cutout, endX, endX * cutout); - var minY = contains270 ? -1 : Math.min(startY, startY * cutout, endY, endY * cutout); - var maxX = contains0 ? 1 : Math.max(startX, startX * cutout, endX, endX * cutout); - var maxY = contains90 ? 1 : Math.max(startY, startY * cutout, endY, endY * cutout); - ratioX = (maxX - minX) / 2; - ratioY = (maxY - minY) / 2; - offsetX = -(maxX + minX) / 2; - offsetY = -(maxY + minY) / 2; - } - - for (i = 0, ilen = arcs.length; i < ilen; ++i) { - arcs[i]._options = me._resolveDataElementOptions(arcs[i], i); - } - - chart.borderWidth = me.getMaxBorderWidth(); - maxWidth = (chartArea.right - chartArea.left - chart.borderWidth) / ratioX; - maxHeight = (chartArea.bottom - chartArea.top - chart.borderWidth) / ratioY; - chart.outerRadius = Math.max(Math.min(maxWidth, maxHeight) / 2, 0); - chart.innerRadius = Math.max(chart.outerRadius * cutout, 0); - chart.radiusLength = (chart.outerRadius - chart.innerRadius) / (me._getVisibleDatasetWeightTotal() || 1); - chart.offsetX = offsetX * chart.outerRadius; - chart.offsetY = offsetY * 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 / DOUBLE_PI$1); - 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 DOUBLE_PI$1 * (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]; - if (controller) { - controller._configure(); - options = controller._resolveDataElementOptions(arc, i); - } else { - options = 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$5(options.hoverBackgroundColor, getHoverColor(options.backgroundColor)); - model.borderColor = valueOrDefault$5(options.hoverBorderColor, getHoverColor(options.borderColor)); - model.borderWidth = valueOrDefault$5(options.hoverBorderWidth, options.borderWidth); - }, - - /** - * 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$5(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', - offset: true, - gridLines: { - offsetGridLines: true - } - }] - }, - - elements: { - rectangle: { - borderSkipped: 'left' - } - }, - - tooltips: { - mode: 'index', - axis: 'y' - } -}); - -core_defaults._set('global', { - datasets: { - horizontalBar: { - categoryPercentage: 0.8, - barPercentage: 0.9 - } - } -}); - -var controller_horizontalBar = controller_bar.extend({ - /** - * @private - */ - _getValueScaleId: function() { - return this.getMeta().xAxisID; - }, - - /** - * @private - */ - _getIndexScaleId: function() { - return this.getMeta().yAxisID; - } -}); - -var valueOrDefault$6 = helpers$1.valueOrDefault; -var resolve$2 = 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 scaleClip(scale, halfBorderWidth) { - var tickOpts = scale && scale.options.ticks || {}; - var reverse = tickOpts.reverse; - var min = tickOpts.min === undefined ? halfBorderWidth : 0; - var max = tickOpts.max === undefined ? halfBorderWidth : 0; - return { - start: reverse ? max : min, - end: reverse ? min : max - }; -} - -function defaultClip(xScale, yScale, borderWidth) { - var halfBorderWidth = borderWidth / 2; - var x = scaleClip(xScale, halfBorderWidth); - var y = scaleClip(yScale, halfBorderWidth); - - return { - top: y.end, - right: x.end, - bottom: y.start, - left: x.start - }; -} - -function toClip(value) { - var t, r, b, l; - - if (helpers$1.isObject(value)) { - t = value.top; - r = value.right; - b = value.bottom; - l = value.left; - } else { - t = r = b = l = value; - } - - return { - top: t, - right: r, - bottom: b, - left: l - }; -} - - -var controller_line = core_datasetController.extend({ - - datasetElementType: elements.Line, - - dataElementType: elements.Point, - - /** - * @private - */ - _datasetElementOptions: [ - 'backgroundColor', - 'borderCapStyle', - 'borderColor', - 'borderDash', - 'borderDashOffset', - 'borderJoinStyle', - 'borderWidth', - 'cubicInterpolationMode', - 'fill' - ], - - /** - * @private - */ - _dataElementOptions: { - backgroundColor: 'pointBackgroundColor', - borderColor: 'pointBorderColor', - borderWidth: 'pointBorderWidth', - hitRadius: 'pointHitRadius', - hoverBackgroundColor: 'pointHoverBackgroundColor', - hoverBorderColor: 'pointHoverBorderColor', - hoverBorderWidth: 'pointHoverBorderWidth', - hoverRadius: 'pointHoverRadius', - pointStyle: 'pointStyle', - radius: 'pointRadius', - rotation: 'pointRotation' - }, - - update: function(reset) { - var me = this; - var meta = me.getMeta(); - var line = meta.dataset; - var points = meta.data || []; - var options = me.chart.options; - var config = me._config; - var showLine = me._showLine = valueOrDefault$6(config.showLine, options.showLines); - var i, ilen; - - me._xScale = me.getScaleForId(meta.xAxisID); - me._yScale = me.getScaleForId(meta.yAxisID); - - // Update Line - if (showLine) { - // Compatibility: If the properties are defined with only the old name, use those values - if (config.tension !== undefined && config.lineTension === undefined) { - config.lineTension = config.tension; - } - - // Utility - line._scale = me._yScale; - line._datasetIndex = me.index; - // Data - line._children = points; - // Model - line._model = me._resolveDatasetElementOptions(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 xScale = me._xScale; - var yScale = me._yScale; - var lineModel = meta.dataset._model; - var x, y; - - var options = me._resolveDataElementOptions(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$6(custom.tension, lineModel ? lineModel.tension : 0), - steppedLine: lineModel ? lineModel.steppedLine : false, - // Tooltip - hitRadius: options.hitRadius - }; - }, - - /** - * @private - */ - _resolveDatasetElementOptions: function(element) { - var me = this; - var config = me._config; - var custom = element.custom || {}; - var options = me.chart.options; - var lineOptions = options.elements.line; - var values = core_datasetController.prototype._resolveDatasetElementOptions.apply(me, arguments); - - // 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$6(config.spanGaps, options.spanGaps); - values.tension = valueOrDefault$6(config.lineTension, lineOptions.tension); - values.steppedLine = resolve$2([custom.steppedLine, config.steppedLine, lineOptions.stepped]); - values.clip = toClip(valueOrDefault$6(config.clip, defaultClip(me._xScale, me._yScale, values.borderWidth))); - - return values; - }, - - calculatePointY: function(value, index, datasetIndex) { - var me = this; - var chart = me.chart; - var yScale = me._yScale; - var sumPos = 0; - var sumNeg = 0; - var i, ds, dsMeta, stackedRightValue, rightValue, metasets, ilen; - - if (yScale.options.stacked) { - rightValue = +yScale.getRightValue(value); - metasets = chart._getSortedVisibleDatasetMetas(); - ilen = metasets.length; - - for (i = 0; i < ilen; ++i) { - dsMeta = metasets[i]; - if (dsMeta.index === datasetIndex) { - break; - } - - ds = chart.data.datasets[dsMeta.index]; - if (dsMeta.type === 'line' && dsMeta.yAxisID === yScale.id) { - stackedRightValue = +yScale.getRightValue(ds.data[index]); - if (stackedRightValue < 0) { - sumNeg += stackedRightValue || 0; - } else { - sumPos += stackedRightValue || 0; - } - } - } - - 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 canvas = chart.canvas; - var i = 0; - var ilen = points.length; - var clip; - - if (me._showLine) { - clip = meta.dataset._model.clip; - - helpers$1.canvas.clipArea(chart.ctx, { - left: clip.left === false ? 0 : area.left - clip.left, - right: clip.right === false ? canvas.width : area.right + clip.right, - top: clip.top === false ? 0 : area.top - clip.top, - bottom: clip.bottom === false ? canvas.height : area.bottom + clip.bottom - }); - - 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$6(options.hoverBackgroundColor, getHoverColor(options.backgroundColor)); - model.borderColor = valueOrDefault$6(options.hoverBorderColor, getHoverColor(options.borderColor)); - model.borderWidth = valueOrDefault$6(options.hoverBorderWidth, options.borderWidth); - model.radius = valueOrDefault$6(options.hoverRadius, options.radius); - }, -}); - -var resolve$3 = 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 list = document.createElement('ul'); - var data = chart.data; - var datasets = data.datasets; - var labels = data.labels; - var i, ilen, listItem, listItemSpan; - - list.setAttribute('class', chart.id + '-legend'); - if (datasets.length) { - for (i = 0, ilen = datasets[0].data.length; i < ilen; ++i) { - listItem = list.appendChild(document.createElement('li')); - listItemSpan = listItem.appendChild(document.createElement('span')); - listItemSpan.style.backgroundColor = datasets[0].backgroundColor[i]; - if (labels[i]) { - listItem.appendChild(document.createTextNode(labels[i])); - } - } - } - - return list.outerHTML; - }, - 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 style = meta.controller.getStyle(i); - - return { - text: label, - fillStyle: style.backgroundColor, - strokeStyle: style.borderColor, - lineWidth: style.borderWidth, - hidden: isNaN(data.datasets[0].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); - meta.data[index].hidden = !meta.data[index].hidden; - } - - chart.update(); - } - }, - - // Need to override these to give a nice default - tooltips: { - callbacks: { - title: function() { - return ''; - }, - label: function(item, data) { - return data.labels[item.index] + ': ' + item.yLabel; - } - } - } -}); - -var controller_polarArea = core_datasetController.extend({ - - dataElementType: elements.Arc, - - linkScales: helpers$1.noop, - - /** - * @private - */ - _dataElementOptions: [ - 'backgroundColor', - 'borderColor', - 'borderWidth', - 'borderAlign', - 'hoverBackgroundColor', - 'hoverBorderColor', - 'hoverBorderWidth', - ], - - /** - * @private - */ - _getIndexScaleId: function() { - return this.chart.scale.id; - }, - - /** - * @private - */ - _getValueScaleId: function() { - return this.chart.scale.id; - }, - - update: function(reset) { - var me = this; - var dataset = me.getDataset(); - var meta = me.getMeta(); - var start = me.chart.options.startAngle || 0; - var starts = me._starts = []; - var angles = me._angles = []; - var arcs = meta.data; - var i, ilen, angle; - - me._updateRadius(); - - meta.count = me.countVisibleElements(); - - for (i = 0, ilen = dataset.data.length; i < ilen; i++) { - starts[i] = start; - angle = me._computeAngle(i); - angles[i] = angle; - start += angle; - } - - for (i = 0, ilen = arcs.length; i < ilen; ++i) { - arcs[i]._options = me._resolveDataElementOptions(arcs[i], i); - me.updateElement(arcs[i], i, reset); - } - }, - - /** - * @private - */ - _updateRadius: function() { - var me = this; - var chart = me.chart; - var chartArea = chart.chartArea; - var opts = chart.options; - var minSize = Math.min(chartArea.right - chartArea.left, chartArea.bottom - chartArea.top); - - chart.outerRadius = Math.max(minSize / 2, 0); - chart.innerRadius = Math.max(opts.cutoutPercentage ? (chart.outerRadius / 100) * (opts.cutoutPercentage) : 1, 0); - chart.radiusLength = (chart.outerRadius - chart.innerRadius) / chart.getVisibleDatasetCount(); - - me.outerRadius = chart.outerRadius - (chart.radiusLength * me.index); - me.innerRadius = me.outerRadius - chart.radiusLength; - }, - - updateElement: function(arc, index, reset) { - var me = this; - var chart = me.chart; - var dataset = me.getDataset(); - var opts = chart.options; - var animationOpts = opts.animation; - var scale = chart.scale; - var labels = chart.data.labels; - - var centerX = scale.xCenter; - var centerY = scale.yCenter; - - // var negHalfPI = -0.5 * Math.PI; - var datasetStartAngle = opts.startAngle; - var distance = arc.hidden ? 0 : scale.getDistanceFromCenterForValue(dataset.data[index]); - var startAngle = me._starts[index]; - var endAngle = startAngle + (arc.hidden ? 0 : me._angles[index]); - - var resetRadius = animationOpts.animateScale ? 0 : scale.getDistanceFromCenterForValue(dataset.data[index]); - var options = arc._options || {}; - - helpers$1.extend(arc, { - // Utility - _datasetIndex: me.index, - _index: index, - _scale: scale, - - // Desired view properties - _model: { - backgroundColor: options.backgroundColor, - borderColor: options.borderColor, - borderWidth: options.borderWidth, - borderAlign: options.borderAlign, - x: centerX, - y: centerY, - innerRadius: 0, - outerRadius: reset ? resetRadius : distance, - startAngle: reset && animationOpts.animateRotate ? datasetStartAngle : startAngle, - endAngle: reset && animationOpts.animateRotate ? datasetStartAngle : endAngle, - label: helpers$1.valueAtIndexOrDefault(labels, index, labels[index]) - } - }); - - arc.pivot(); - }, - - countVisibleElements: function() { - var dataset = this.getDataset(); - var meta = this.getMeta(); - var count = 0; - - helpers$1.each(meta.data, function(element, index) { - if (!isNaN(dataset.data[index]) && !element.hidden) { - count++; - } - }); - - return count; - }, - - /** - * @protected - */ - setHoverStyle: function(arc) { - var model = arc._model; - var options = arc._options; - var getHoverColor = helpers$1.getHoverColor; - var valueOrDefault = helpers$1.valueOrDefault; - - arc.$previousStyle = { - backgroundColor: model.backgroundColor, - borderColor: model.borderColor, - borderWidth: model.borderWidth, - }; - - model.backgroundColor = valueOrDefault(options.hoverBackgroundColor, getHoverColor(options.backgroundColor)); - model.borderColor = valueOrDefault(options.hoverBorderColor, getHoverColor(options.borderColor)); - model.borderWidth = valueOrDefault(options.hoverBorderWidth, options.borderWidth); - }, - - /** - * @private - */ - _computeAngle: function(index) { - var me = this; - var count = this.getMeta().count; - var dataset = me.getDataset(); - var meta = me.getMeta(); - - if (isNaN(dataset.data[index]) || meta.data[index].hidden) { - return 0; - } - - // Scriptable options - var context = { - chart: me.chart, - dataIndex: index, - dataset: dataset, - datasetIndex: me.index - }; - - return resolve$3([ - me.chart.options.elements.arc.angle, - (2 * Math.PI) / count - ], context, index); - } -}); - -core_defaults._set('pie', helpers$1.clone(core_defaults.doughnut)); -core_defaults._set('pie', { - cutoutPercentage: 0 -}); - -// Pie charts are Doughnut chart with different defaults -var controller_pie = controller_doughnut; - -var valueOrDefault$7 = helpers$1.valueOrDefault; - -core_defaults._set('radar', { - spanGaps: false, - scale: { - type: 'radialLinear' - }, - elements: { - line: { - fill: 'start', - tension: 0 // no bezier in radar - } - } -}); - -var controller_radar = core_datasetController.extend({ - datasetElementType: elements.Line, - - dataElementType: elements.Point, - - linkScales: helpers$1.noop, - - /** - * @private - */ - _datasetElementOptions: [ - 'backgroundColor', - 'borderWidth', - 'borderColor', - 'borderCapStyle', - 'borderDash', - 'borderDashOffset', - 'borderJoinStyle', - 'fill' - ], - - /** - * @private - */ - _dataElementOptions: { - backgroundColor: 'pointBackgroundColor', - borderColor: 'pointBorderColor', - borderWidth: 'pointBorderWidth', - hitRadius: 'pointHitRadius', - hoverBackgroundColor: 'pointHoverBackgroundColor', - hoverBorderColor: 'pointHoverBorderColor', - hoverBorderWidth: 'pointHoverBorderWidth', - hoverRadius: 'pointHoverRadius', - pointStyle: 'pointStyle', - radius: 'pointRadius', - rotation: 'pointRotation' - }, - - /** - * @private - */ - _getIndexScaleId: function() { - return this.chart.scale.id; - }, - - /** - * @private - */ - _getValueScaleId: function() { - return this.chart.scale.id; - }, - - update: function(reset) { - var me = this; - var meta = me.getMeta(); - var line = meta.dataset; - var points = meta.data || []; - var scale = me.chart.scale; - var config = me._config; - var i, ilen; - - // Compatibility: If the properties are defined with only the old name, use those values - if (config.tension !== undefined && config.lineTension === undefined) { - config.lineTension = config.tension; - } - - // Utility - line._scale = scale; - line._datasetIndex = me.index; - // Data - line._children = points; - line._loop = true; - // Model - line._model = me._resolveDatasetElementOptions(line); - - line.pivot(); - - // Update Points - for (i = 0, ilen = points.length; i < ilen; ++i) { - me.updateElement(points[i], i, reset); - } - - // Update bezier control points - 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 custom = point.custom || {}; - var dataset = me.getDataset(); - var scale = me.chart.scale; - var pointPosition = scale.getPointPositionForValue(index, dataset.data[index]); - var options = me._resolveDataElementOptions(point, index); - var lineModel = me.getMeta().dataset._model; - var x = reset ? scale.xCenter : pointPosition.x; - var y = reset ? scale.yCenter : pointPosition.y; - - // Utility - point._scale = scale; - point._options = options; - point._datasetIndex = me.index; - point._index = index; - - // Desired view properties - point._model = { - x: x, // value not used in dataset scale, but we want a consistent API between scales - 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$7(custom.tension, lineModel ? lineModel.tension : 0), - - // Tooltip - hitRadius: options.hitRadius - }; - }, - - /** - * @private - */ - _resolveDatasetElementOptions: function() { - var me = this; - var config = me._config; - var options = me.chart.options; - var values = core_datasetController.prototype._resolveDatasetElementOptions.apply(me, arguments); - - values.spanGaps = valueOrDefault$7(config.spanGaps, options.spanGaps); - values.tension = valueOrDefault$7(config.lineTension, options.elements.line.tension); - - return values; - }, - - updateBezierControlPoints: function() { - var me = this; - var meta = me.getMeta(); - var area = me.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 (meta.dataset._model.spanGaps) { - points = points.filter(function(pt) { - return !pt._model.skip; - }); - } - - function capControlPoint(pt, min, max) { - return Math.max(Math.min(pt, max), min); - } - - for (i = 0, ilen = points.length; i < ilen; ++i) { - model = points[i]._model; - controlPoints = helpers$1.splineCurve( - helpers$1.previousItem(points, i, true)._model, - model, - helpers$1.nextItem(points, i, true)._model, - model.tension - ); - - // Prevent the bezier going outside of the bounds of the graph - model.controlPointPreviousX = capControlPoint(controlPoints.previous.x, area.left, area.right); - model.controlPointPreviousY = capControlPoint(controlPoints.previous.y, area.top, area.bottom); - model.controlPointNextX = capControlPoint(controlPoints.next.x, area.left, area.right); - model.controlPointNextY = capControlPoint(controlPoints.next.y, area.top, area.bottom); - } - }, - - 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$7(options.hoverBackgroundColor, getHoverColor(options.backgroundColor)); - model.borderColor = valueOrDefault$7(options.hoverBorderColor, getHoverColor(options.borderColor)); - model.borderWidth = valueOrDefault$7(options.hoverBorderWidth, options.borderWidth); - model.radius = valueOrDefault$7(options.hoverRadius, options.radius); - } -}); - -core_defaults._set('scatter', { - hover: { - mode: 'single' - }, - - scales: { - xAxes: [{ - id: 'x-axis-1', // need an ID so datasets can reference the scale - type: 'linear', // scatter should not use a category axis - position: 'bottom' - }], - yAxes: [{ - id: 'y-axis-1', - type: 'linear', - position: 'left' - }] - }, - - tooltips: { - callbacks: { - title: function() { - return ''; // doesn't make sense for scatter since data are formatted as a point - }, - label: function(item) { - return '(' + item.xLabel + ', ' + item.yLabel + ')'; - } - } - } -}); - -core_defaults._set('global', { - datasets: { - scatter: { - showLine: false - } - } -}); - -// Scatter charts use line controllers -var controller_scatter = controller_line; - -// NOTE export a map in which the key represents the controller type, not -// the class, and so must be CamelCase in order to be correctly retrieved -// by the controller in core.controller.js (`controllers[meta.type]`). - -var controllers = { - bar: controller_bar, - bubble: controller_bubble, - doughnut: controller_doughnut, - horizontalBar: controller_horizontalBar, - line: controller_line, - polarArea: controller_polarArea, - pie: controller_pie, - radar: controller_radar, - scatter: controller_scatter -}; - -/** - * Helper function to get relative position for an event - * @param {Event|IEvent} event - The event to get the position for - * @param {Chart} chart - The chart - * @returns {object} the event position - */ -function getRelativePosition(e, chart) { - if (e.native) { - return { - x: e.x, - y: e.y - }; - } - - return helpers$1.getRelativePosition(e, chart); -} - -/** - * Helper function to traverse all of the visible elements in the chart - * @param {Chart} chart - the chart - * @param {function} handler - the callback to execute for each visible item - */ -function parseVisibleItems(chart, handler) { - var metasets = chart._getSortedVisibleDatasetMetas(); - var metadata, i, j, ilen, jlen, element; - - for (i = 0, ilen = metasets.length; i < ilen; ++i) { - metadata = metasets[i].data; - for (j = 0, jlen = metadata.length; j < jlen; ++j) { - element = metadata[j]; - if (!element._view.skip) { - handler(element); - } - } - } -} - -/** - * Helper function to get the items that intersect the event position - * @param {ChartElement[]} items - elements to filter - * @param {object} position - the point to be nearest to - * @return {ChartElement[]} the nearest items - */ -function getIntersectItems(chart, position) { - var elements = []; - - parseVisibleItems(chart, function(element) { - if (element.inRange(position.x, position.y)) { - elements.push(element); - } - }); - - return elements; -} - -/** - * Helper function to get the items nearest to the event position considering all visible items in teh chart - * @param {Chart} chart - the chart to look at elements from - * @param {object} position - the point to be nearest to - * @param {boolean} intersect - if true, only consider items that intersect the position - * @param {function} distanceMetric - function to provide the distance between points - * @return {ChartElement[]} the nearest items - */ -function getNearestItems(chart, position, intersect, distanceMetric) { - var minDistance = Number.POSITIVE_INFINITY; - var nearestItems = []; - - parseVisibleItems(chart, function(element) { - if (intersect && !element.inRange(position.x, position.y)) { - return; - } - - var center = element.getCenterPoint(); - var distance = distanceMetric(position, center); - if (distance < minDistance) { - nearestItems = [element]; - minDistance = distance; - } else if (distance === minDistance) { - // Can have multiple items at the same distance in which case we sort by size - nearestItems.push(element); - } - }); - - return nearestItems; -} - -/** - * Get a distance metric function for two points based on the - * axis mode setting - * @param {string} axis - the axis mode. x|y|xy - */ -function getDistanceMetricForAxis(axis) { - var useX = axis.indexOf('x') !== -1; - var useY = axis.indexOf('y') !== -1; - - return function(pt1, pt2) { - var deltaX = useX ? Math.abs(pt1.x - pt2.x) : 0; - var deltaY = useY ? Math.abs(pt1.y - pt2.y) : 0; - return Math.sqrt(Math.pow(deltaX, 2) + Math.pow(deltaY, 2)); - }; -} - -function indexMode(chart, e, options) { - var position = getRelativePosition(e, chart); - // Default axis for index mode is 'x' to match old behaviour - options.axis = options.axis || 'x'; - var distanceMetric = getDistanceMetricForAxis(options.axis); - var items = options.intersect ? getIntersectItems(chart, position) : getNearestItems(chart, position, false, distanceMetric); - var elements = []; - - if (!items.length) { - return []; - } - - chart._getSortedVisibleDatasetMetas().forEach(function(meta) { - var element = meta.data[items[0]._index]; - - // don't count items that are skipped (null data) - if (element && !element._view.skip) { - elements.push(element); - } - }); - - return elements; -} - -/** - * @interface IInteractionOptions - */ -/** - * If true, only consider items that intersect the point - * @name IInterfaceOptions#boolean - * @type Boolean - */ - -/** - * Contains interaction related functions - * @namespace Chart.Interaction - */ -var core_interaction = { - // Helper function for different modes - modes: { - single: function(chart, e) { - var position = getRelativePosition(e, chart); - var elements = []; - - parseVisibleItems(chart, function(element) { - if (element.inRange(position.x, position.y)) { - elements.push(element); - return elements; - } - }); - - return elements.slice(0, 1); - }, - - /** - * @function Chart.Interaction.modes.label - * @deprecated since version 2.4.0 - * @todo remove at version 3 - * @private - */ - label: indexMode, - - /** - * Returns items at the same index. If the options.intersect parameter is true, we only return items if we intersect something - * If the options.intersect mode is false, we find the nearest item and return the items at the same index as that item - * @function Chart.Interaction.modes.index - * @since v2.4.0 - * @param {Chart} chart - the chart we are returning items from - * @param {Event} e - the event we are find things at - * @param {IInteractionOptions} options - options to use during interaction - * @return {Chart.Element[]} Array of elements that are under the point. If none are found, an empty array is returned - */ - index: indexMode, - - /** - * Returns items in the same dataset. If the options.intersect parameter is true, we only return items if we intersect something - * If the options.intersect is false, we find the nearest item and return the items in that dataset - * @function Chart.Interaction.modes.dataset - * @param {Chart} chart - the chart we are returning items from - * @param {Event} e - the event we are find things at - * @param {IInteractionOptions} options - options to use during interaction - * @return {Chart.Element[]} Array of elements that are under the point. If none are found, an empty array is returned - */ - dataset: function(chart, e, options) { - var position = getRelativePosition(e, chart); - options.axis = options.axis || 'xy'; - var distanceMetric = getDistanceMetricForAxis(options.axis); - var items = options.intersect ? getIntersectItems(chart, position) : getNearestItems(chart, position, false, distanceMetric); - - if (items.length > 0) { - items = chart.getDatasetMeta(items[0]._datasetIndex).data; - } - - return items; - }, - - /** - * @function Chart.Interaction.modes.x-axis - * @deprecated since version 2.4.0. Use index mode and intersect == true - * @todo remove at version 3 - * @private - */ - 'x-axis': function(chart, e) { - return indexMode(chart, e, {intersect: false}); - }, - - /** - * Point mode returns all elements that hit test based on the event position - * of the event - * @function Chart.Interaction.modes.intersect - * @param {Chart} chart - the chart we are returning items from - * @param {Event} e - the event we are find things at - * @return {Chart.Element[]} Array of elements that are under the point. If none are found, an empty array is returned - */ - point: function(chart, e) { - var position = getRelativePosition(e, chart); - return getIntersectItems(chart, position); - }, - - /** - * nearest mode returns the element closest to the point - * @function Chart.Interaction.modes.intersect - * @param {Chart} chart - the chart we are returning items from - * @param {Event} e - the event we are find things at - * @param {IInteractionOptions} options - options to use - * @return {Chart.Element[]} Array of elements that are under the point. If none are found, an empty array is returned - */ - nearest: function(chart, e, options) { - var position = getRelativePosition(e, chart); - options.axis = options.axis || 'xy'; - var distanceMetric = getDistanceMetricForAxis(options.axis); - return getNearestItems(chart, position, options.intersect, distanceMetric); - }, - - /** - * x mode returns the elements that hit-test at the current x coordinate - * @function Chart.Interaction.modes.x - * @param {Chart} chart - the chart we are returning items from - * @param {Event} e - the event we are find things at - * @param {IInteractionOptions} options - options to use - * @return {Chart.Element[]} Array of elements that are under the point. If none are found, an empty array is returned - */ - x: function(chart, e, options) { - var position = getRelativePosition(e, chart); - var items = []; - var intersectsItem = false; - - parseVisibleItems(chart, function(element) { - if (element.inXRange(position.x)) { - items.push(element); - } - - if (element.inRange(position.x, position.y)) { - intersectsItem = true; - } - }); - - // If we want to trigger on an intersect and we don't have any items - // that intersect the position, return nothing - if (options.intersect && !intersectsItem) { - items = []; - } - return items; - }, - - /** - * y mode returns the elements that hit-test at the current y coordinate - * @function Chart.Interaction.modes.y - * @param {Chart} chart - the chart we are returning items from - * @param {Event} e - the event we are find things at - * @param {IInteractionOptions} options - options to use - * @return {Chart.Element[]} Array of elements that are under the point. If none are found, an empty array is returned - */ - y: function(chart, e, options) { - var position = getRelativePosition(e, chart); - var items = []; - var intersectsItem = false; - - parseVisibleItems(chart, function(element) { - if (element.inYRange(position.y)) { - items.push(element); - } - - if (element.inRange(position.x, position.y)) { - intersectsItem = true; - } - }); - - // If we want to trigger on an intersect and we don't have any items - // that intersect the position, return nothing - if (options.intersect && !intersectsItem) { - items = []; - } - return items; - } - } -}; - -var extend = helpers$1.extend; - -function filterByPosition(array, position) { - return helpers$1.where(array, function(v) { - return v.pos === position; - }); -} - -function sortByWeight(array, reverse) { - return array.sort(function(a, b) { - var v0 = reverse ? b : a; - var v1 = reverse ? a : b; - return v0.weight === v1.weight ? - v0.index - v1.index : - v0.weight - v1.weight; - }); -} - -function wrapBoxes(boxes) { - var layoutBoxes = []; - var i, ilen, box; - - for (i = 0, ilen = (boxes || []).length; i < ilen; ++i) { - box = boxes[i]; - layoutBoxes.push({ - index: i, - box: box, - pos: box.position, - horizontal: box.isHorizontal(), - weight: box.weight - }); - } - return layoutBoxes; -} - -function setLayoutDims(layouts, params) { - var i, ilen, layout; - for (i = 0, ilen = layouts.length; i < ilen; ++i) { - layout = layouts[i]; - // store width used instead of chartArea.w in fitBoxes - layout.width = layout.horizontal - ? layout.box.fullWidth && params.availableWidth - : params.vBoxMaxWidth; - // store height used instead of chartArea.h in fitBoxes - layout.height = layout.horizontal && params.hBoxMaxHeight; - } -} - -function buildLayoutBoxes(boxes) { - var layoutBoxes = wrapBoxes(boxes); - var left = sortByWeight(filterByPosition(layoutBoxes, 'left'), true); - var right = sortByWeight(filterByPosition(layoutBoxes, 'right')); - var top = sortByWeight(filterByPosition(layoutBoxes, 'top'), true); - var bottom = sortByWeight(filterByPosition(layoutBoxes, 'bottom')); - - return { - leftAndTop: left.concat(top), - rightAndBottom: right.concat(bottom), - chartArea: filterByPosition(layoutBoxes, 'chartArea'), - vertical: left.concat(right), - horizontal: top.concat(bottom) - }; -} - -function getCombinedMax(maxPadding, chartArea, a, b) { - return Math.max(maxPadding[a], chartArea[a]) + Math.max(maxPadding[b], chartArea[b]); -} - -function updateDims(chartArea, params, layout) { - var box = layout.box; - var maxPadding = chartArea.maxPadding; - var newWidth, newHeight; - - if (layout.size) { - // this layout was already counted for, lets first reduce old size - chartArea[layout.pos] -= layout.size; - } - layout.size = layout.horizontal ? box.height : box.width; - chartArea[layout.pos] += layout.size; - - if (box.getPadding) { - var boxPadding = box.getPadding(); - maxPadding.top = Math.max(maxPadding.top, boxPadding.top); - maxPadding.left = Math.max(maxPadding.left, boxPadding.left); - maxPadding.bottom = Math.max(maxPadding.bottom, boxPadding.bottom); - maxPadding.right = Math.max(maxPadding.right, boxPadding.right); - } - - newWidth = params.outerWidth - getCombinedMax(maxPadding, chartArea, 'left', 'right'); - newHeight = params.outerHeight - getCombinedMax(maxPadding, chartArea, 'top', 'bottom'); - - if (newWidth !== chartArea.w || newHeight !== chartArea.h) { - chartArea.w = newWidth; - chartArea.h = newHeight; - - // return true if chart area changed in layout's direction - return layout.horizontal ? newWidth !== chartArea.w : newHeight !== chartArea.h; - } -} - -function handleMaxPadding(chartArea) { - var maxPadding = chartArea.maxPadding; - - function updatePos(pos) { - var change = Math.max(maxPadding[pos] - chartArea[pos], 0); - chartArea[pos] += change; - return change; - } - chartArea.y += updatePos('top'); - chartArea.x += updatePos('left'); - updatePos('right'); - updatePos('bottom'); -} - -function getMargins(horizontal, chartArea) { - var maxPadding = chartArea.maxPadding; - - function marginForPositions(positions) { - var margin = {left: 0, top: 0, right: 0, bottom: 0}; - positions.forEach(function(pos) { - margin[pos] = Math.max(chartArea[pos], maxPadding[pos]); - }); - return margin; - } - - return horizontal - ? marginForPositions(['left', 'right']) - : marginForPositions(['top', 'bottom']); -} - -function fitBoxes(boxes, chartArea, params) { - var refitBoxes = []; - var i, ilen, layout, box, refit, changed; - - for (i = 0, ilen = boxes.length; i < ilen; ++i) { - layout = boxes[i]; - box = layout.box; - - box.update( - layout.width || chartArea.w, - layout.height || chartArea.h, - getMargins(layout.horizontal, chartArea) - ); - if (updateDims(chartArea, params, layout)) { - changed = true; - if (refitBoxes.length) { - // Dimensions changed and there were non full width boxes before this - // -> we have to refit those - refit = true; - } - } - if (!box.fullWidth) { // fullWidth boxes don't need to be re-fitted in any case - refitBoxes.push(layout); - } - } - - return refit ? fitBoxes(refitBoxes, chartArea, params) || changed : changed; -} - -function placeBoxes(boxes, chartArea, params) { - var userPadding = params.padding; - var x = chartArea.x; - var y = chartArea.y; - var i, ilen, layout, box; - - for (i = 0, ilen = boxes.length; i < ilen; ++i) { - layout = boxes[i]; - box = layout.box; - if (layout.horizontal) { - box.left = box.fullWidth ? userPadding.left : chartArea.left; - box.right = box.fullWidth ? params.outerWidth - userPadding.right : chartArea.left + chartArea.w; - box.top = y; - box.bottom = y + box.height; - box.width = box.right - box.left; - y = box.bottom; - } else { - box.left = x; - box.right = x + box.width; - box.top = chartArea.top; - box.bottom = chartArea.top + chartArea.h; - box.height = box.bottom - box.top; - x = box.right; - } - } - - chartArea.x = x; - chartArea.y = y; -} - -core_defaults._set('global', { - layout: { - padding: { - top: 0, - right: 0, - bottom: 0, - left: 0 - } - } -}); - -/** - * @interface ILayoutItem - * @prop {string} position - The position of the item in the chart layout. Possible values are - * 'left', 'top', 'right', 'bottom', and 'chartArea' - * @prop {number} weight - The weight used to sort the item. Higher weights are further away from the chart area - * @prop {boolean} fullWidth - if true, and the item is horizontal, then push vertical boxes down - * @prop {function} isHorizontal - returns true if the layout item is horizontal (ie. top or bottom) - * @prop {function} update - Takes two parameters: width and height. Returns size of item - * @prop {function} getPadding - Returns an object with padding on the edges - * @prop {number} width - Width of item. Must be valid after update() - * @prop {number} height - Height of item. Must be valid after update() - * @prop {number} left - Left edge of the item. Set by layout system and cannot be used in update - * @prop {number} top - Top edge of the item. Set by layout system and cannot be used in update - * @prop {number} right - Right edge of the item. Set by layout system and cannot be used in update - * @prop {number} bottom - Bottom edge of the item. Set by layout system and cannot be used in update - */ - -// The layout service is very self explanatory. It's responsible for the layout within a chart. -// Scales, Legends and Plugins all rely on the layout service and can easily register to be placed anywhere they need -// It is this service's responsibility of carrying out that layout. -var core_layouts = { - defaults: {}, - - /** - * Register a box to a chart. - * A box is simply a reference to an object that requires layout. eg. Scales, Legend, Title. - * @param {Chart} chart - the chart to use - * @param {ILayoutItem} item - the item to add to be layed out - */ - addBox: function(chart, item) { - if (!chart.boxes) { - chart.boxes = []; - } - - // initialize item with default values - item.fullWidth = item.fullWidth || false; - item.position = item.position || 'top'; - item.weight = item.weight || 0; - item._layers = item._layers || function() { - return [{ - z: 0, - draw: function() { - item.draw.apply(item, arguments); - } - }]; - }; - - chart.boxes.push(item); - }, - - /** - * Remove a layoutItem from a chart - * @param {Chart} chart - the chart to remove the box from - * @param {ILayoutItem} layoutItem - the item to remove from the layout - */ - removeBox: function(chart, layoutItem) { - var index = chart.boxes ? chart.boxes.indexOf(layoutItem) : -1; - if (index !== -1) { - chart.boxes.splice(index, 1); - } - }, - - /** - * Sets (or updates) options on the given `item`. - * @param {Chart} chart - the chart in which the item lives (or will be added to) - * @param {ILayoutItem} item - the item to configure with the given options - * @param {object} options - the new item options. - */ - configure: function(chart, item, options) { - var props = ['fullWidth', 'position', 'weight']; - var ilen = props.length; - var i = 0; - var prop; - - for (; i < ilen; ++i) { - prop = props[i]; - if (options.hasOwnProperty(prop)) { - item[prop] = options[prop]; - } - } - }, - - /** - * Fits boxes of the given chart into the given size by having each box measure itself - * then running a fitting algorithm - * @param {Chart} chart - the chart - * @param {number} width - the width to fit into - * @param {number} height - the height to fit into - */ - update: function(chart, width, height) { - if (!chart) { - return; - } - - var layoutOptions = chart.options.layout || {}; - var padding = helpers$1.options.toPadding(layoutOptions.padding); - - var availableWidth = width - padding.width; - var availableHeight = height - padding.height; - var boxes = buildLayoutBoxes(chart.boxes); - var verticalBoxes = boxes.vertical; - var horizontalBoxes = boxes.horizontal; - - // Essentially we now have any number of boxes on each of the 4 sides. - // Our canvas looks like the following. - // The areas L1 and L2 are the left axes. R1 is the right axis, T1 is the top axis and - // B1 is the bottom axis - // There are also 4 quadrant-like locations (left to right instead of clockwise) reserved for chart overlays - // These locations are single-box locations only, when trying to register a chartArea location that is already taken, - // an error will be thrown. - // - // |----------------------------------------------------| - // | T1 (Full Width) | - // |----------------------------------------------------| - // | | | T2 | | - // | |----|-------------------------------------|----| - // | | | C1 | | C2 | | - // | | |----| |----| | - // | | | | | - // | L1 | L2 | ChartArea (C0) | R1 | - // | | | | | - // | | |----| |----| | - // | | | C3 | | C4 | | - // | |----|-------------------------------------|----| - // | | | B1 | | - // |----------------------------------------------------| - // | B2 (Full Width) | - // |----------------------------------------------------| - // - - var params = Object.freeze({ - outerWidth: width, - outerHeight: height, - padding: padding, - availableWidth: availableWidth, - vBoxMaxWidth: availableWidth / 2 / verticalBoxes.length, - hBoxMaxHeight: availableHeight / 2 - }); - var chartArea = extend({ - maxPadding: extend({}, padding), - w: availableWidth, - h: availableHeight, - x: padding.left, - y: padding.top - }, padding); - - setLayoutDims(verticalBoxes.concat(horizontalBoxes), params); - - // First fit vertical boxes - fitBoxes(verticalBoxes, chartArea, params); - - // Then fit horizontal boxes - if (fitBoxes(horizontalBoxes, chartArea, params)) { - // if the area changed, re-fit vertical boxes - fitBoxes(verticalBoxes, chartArea, params); - } - - handleMaxPadding(chartArea); - - // Finally place the boxes to correct coordinates - placeBoxes(boxes.leftAndTop, chartArea, params); - - // Move to opposite side of chart - chartArea.x += chartArea.w; - chartArea.y += chartArea.h; - - placeBoxes(boxes.rightAndBottom, chartArea, params); - - chart.chartArea = { - left: chartArea.left, - top: chartArea.top, - right: chartArea.left + chartArea.w, - bottom: chartArea.top + chartArea.h - }; - - // Finally update boxes in chartArea (radial scale for example) - helpers$1.each(boxes.chartArea, function(layout) { - var box = layout.box; - extend(box, chart.chartArea); - box.update(chartArea.w, chartArea.h); - }); - } -}; - -/** - * Platform fallback implementation (minimal). - * @see https://github.com/chartjs/Chart.js/pull/4591#issuecomment-319575939 - */ - -var platform_basic = { - acquireContext: function(item) { - if (item && item.canvas) { - // Support for any object associated to a canvas (including a context2d) - item = item.canvas; - } - - return item && item.getContext('2d') || null; - } -}; - -var platform_dom = "/*\n * DOM element rendering detection\n * https://davidwalsh.name/detect-node-insertion\n */\n@keyframes chartjs-render-animation {\n\tfrom { opacity: 0.99; }\n\tto { opacity: 1; }\n}\n\n.chartjs-render-monitor {\n\tanimation: chartjs-render-animation 0.001s;\n}\n\n/*\n * DOM element resizing detection\n * https://github.com/marcj/css-element-queries\n */\n.chartjs-size-monitor,\n.chartjs-size-monitor-expand,\n.chartjs-size-monitor-shrink {\n\tposition: absolute;\n\tdirection: ltr;\n\tleft: 0;\n\ttop: 0;\n\tright: 0;\n\tbottom: 0;\n\toverflow: hidden;\n\tpointer-events: none;\n\tvisibility: hidden;\n\tz-index: -1;\n}\n\n.chartjs-size-monitor-expand > div {\n\tposition: absolute;\n\twidth: 1000000px;\n\theight: 1000000px;\n\tleft: 0;\n\ttop: 0;\n}\n\n.chartjs-size-monitor-shrink > div {\n\tposition: absolute;\n\twidth: 200%;\n\theight: 200%;\n\tleft: 0;\n\ttop: 0;\n}\n"; - -var platform_dom$1 = /*#__PURE__*/Object.freeze({ -__proto__: null, -'default': platform_dom -}); - -var stylesheet = getCjsExportFromNamespace(platform_dom$1); - -var EXPANDO_KEY = '$chartjs'; -var CSS_PREFIX = 'chartjs-'; -var CSS_SIZE_MONITOR = CSS_PREFIX + 'size-monitor'; -var CSS_RENDER_MONITOR = CSS_PREFIX + 'render-monitor'; -var CSS_RENDER_ANIMATION = CSS_PREFIX + 'render-animation'; -var ANIMATION_START_EVENTS = ['animationstart', 'webkitAnimationStart']; - -/** - * DOM event types -> Chart.js event types. - * Note: only events with different types are mapped. - * @see https://developer.mozilla.org/en-US/docs/Web/Events - */ -var EVENT_TYPES = { - touchstart: 'mousedown', - touchmove: 'mousemove', - touchend: 'mouseup', - pointerenter: 'mouseenter', - pointerdown: 'mousedown', - pointermove: 'mousemove', - pointerup: 'mouseup', - pointerleave: 'mouseout', - pointerout: 'mouseout' -}; - -/** - * The "used" size is the final value of a dimension property after all calculations have - * been performed. This method uses the computed style of `element` but returns undefined - * if the computed style is not expressed in pixels. That can happen in some cases where - * `element` has a size relative to its parent and this last one is not yet displayed, - * for example because of `display: none` on a parent node. - * @see https://developer.mozilla.org/en-US/docs/Web/CSS/used_value - * @returns {number} Size in pixels or undefined if unknown. - */ -function readUsedSize(element, property) { - var value = helpers$1.getStyle(element, property); - var matches = value && value.match(/^(\d+)(\.\d+)?px$/); - return matches ? Number(matches[1]) : undefined; -} - -/** - * Initializes the canvas style and render size without modifying the canvas display size, - * since responsiveness is handled by the controller.resize() method. The config is used - * to determine the aspect ratio to apply in case no explicit height has been specified. - */ -function initCanvas(canvas, config) { - var style = canvas.style; - - // NOTE(SB) canvas.getAttribute('width') !== canvas.width: in the first case it - // returns null or '' if no explicit value has been set to the canvas attribute. - var renderHeight = canvas.getAttribute('height'); - var renderWidth = canvas.getAttribute('width'); - - // Chart.js modifies some canvas values that we want to restore on destroy - canvas[EXPANDO_KEY] = { - initial: { - height: renderHeight, - width: renderWidth, - style: { - display: style.display, - height: style.height, - width: style.width - } - } - }; - - // Force canvas to display as block to avoid extra space caused by inline - // elements, which would interfere with the responsive resize process. - // https://github.com/chartjs/Chart.js/issues/2538 - style.display = style.display || 'block'; - - if (renderWidth === null || renderWidth === '') { - var displayWidth = readUsedSize(canvas, 'width'); - if (displayWidth !== undefined) { - canvas.width = displayWidth; - } - } - - if (renderHeight === null || renderHeight === '') { - if (canvas.style.height === '') { - // If no explicit render height and style height, let's apply the aspect ratio, - // which one can be specified by the user but also by charts as default option - // (i.e. options.aspectRatio). If not specified, use canvas aspect ratio of 2. - canvas.height = canvas.width / (config.options.aspectRatio || 2); - } else { - var displayHeight = readUsedSize(canvas, 'height'); - if (displayWidth !== undefined) { - canvas.height = displayHeight; - } - } - } - - return canvas; -} - -/** - * Detects support for options object argument in addEventListener. - * https://developer.mozilla.org/en-US/docs/Web/API/EventTarget/addEventListener#Safely_detecting_option_support - * @private - */ -var supportsEventListenerOptions = (function() { - var supports = false; - try { - var options = Object.defineProperty({}, 'passive', { - // eslint-disable-next-line getter-return - get: function() { - supports = true; - } - }); - window.addEventListener('e', null, options); - } catch (e) { - // continue regardless of error - } - return supports; -}()); - -// Default passive to true as expected by Chrome for 'touchstart' and 'touchend' events. -// https://github.com/chartjs/Chart.js/issues/4287 -var eventListenerOptions = supportsEventListenerOptions ? {passive: true} : false; - -function addListener(node, type, listener) { - node.addEventListener(type, listener, eventListenerOptions); -} - -function removeListener(node, type, listener) { - node.removeEventListener(type, listener, eventListenerOptions); -} - -function createEvent(type, chart, x, y, nativeEvent) { - return { - type: type, - chart: chart, - native: nativeEvent || null, - x: x !== undefined ? x : null, - y: y !== undefined ? y : null, - }; -} - -function fromNativeEvent(event, chart) { - var type = EVENT_TYPES[event.type] || event.type; - var pos = helpers$1.getRelativePosition(event, chart); - return createEvent(type, chart, pos.x, pos.y, event); -} - -function throttled(fn, thisArg) { - var ticking = false; - var args = []; - - return function() { - args = Array.prototype.slice.call(arguments); - thisArg = thisArg || this; - - if (!ticking) { - ticking = true; - helpers$1.requestAnimFrame.call(window, function() { - ticking = false; - fn.apply(thisArg, args); - }); - } - }; -} - -function createDiv(cls) { - var el = document.createElement('div'); - el.className = cls || ''; - return el; -} - -// Implementation based on https://github.com/marcj/css-element-queries -function createResizer(handler) { - var maxSize = 1000000; - - // NOTE(SB) Don't use innerHTML because it could be considered unsafe. - // https://github.com/chartjs/Chart.js/issues/5902 - var resizer = createDiv(CSS_SIZE_MONITOR); - var expand = createDiv(CSS_SIZE_MONITOR + '-expand'); - var shrink = createDiv(CSS_SIZE_MONITOR + '-shrink'); - - expand.appendChild(createDiv()); - shrink.appendChild(createDiv()); - - resizer.appendChild(expand); - resizer.appendChild(shrink); - resizer._reset = function() { - expand.scrollLeft = maxSize; - expand.scrollTop = maxSize; - shrink.scrollLeft = maxSize; - shrink.scrollTop = maxSize; - }; - - var onScroll = function() { - resizer._reset(); - handler(); - }; - - addListener(expand, 'scroll', onScroll.bind(expand, 'expand')); - addListener(shrink, 'scroll', onScroll.bind(shrink, 'shrink')); - - return resizer; -} - -// https://davidwalsh.name/detect-node-insertion -function watchForRender(node, handler) { - var expando = node[EXPANDO_KEY] || (node[EXPANDO_KEY] = {}); - var proxy = expando.renderProxy = function(e) { - if (e.animationName === CSS_RENDER_ANIMATION) { - handler(); - } - }; - - helpers$1.each(ANIMATION_START_EVENTS, function(type) { - addListener(node, type, proxy); - }); - - // #4737: Chrome might skip the CSS animation when the CSS_RENDER_MONITOR class - // is removed then added back immediately (same animation frame?). Accessing the - // `offsetParent` property will force a reflow and re-evaluate the CSS animation. - // https://gist.github.com/paulirish/5d52fb081b3570c81e3a#box-metrics - // https://github.com/chartjs/Chart.js/issues/4737 - expando.reflow = !!node.offsetParent; - - node.classList.add(CSS_RENDER_MONITOR); -} - -function unwatchForRender(node) { - var expando = node[EXPANDO_KEY] || {}; - var proxy = expando.renderProxy; - - if (proxy) { - helpers$1.each(ANIMATION_START_EVENTS, function(type) { - removeListener(node, type, proxy); - }); - - delete expando.renderProxy; - } - - node.classList.remove(CSS_RENDER_MONITOR); -} - -function addResizeListener(node, listener, chart) { - var expando = node[EXPANDO_KEY] || (node[EXPANDO_KEY] = {}); - - // Let's keep track of this added resizer and thus avoid DOM query when removing it. - var resizer = expando.resizer = createResizer(throttled(function() { - if (expando.resizer) { - var container = chart.options.maintainAspectRatio && node.parentNode; - var w = container ? container.clientWidth : 0; - listener(createEvent('resize', chart)); - if (container && container.clientWidth < w && chart.canvas) { - // If the container size shrank during chart resize, let's assume - // scrollbar appeared. So we resize again with the scrollbar visible - - // effectively making chart smaller and the scrollbar hidden again. - // Because we are inside `throttled`, and currently `ticking`, scroll - // events are ignored during this whole 2 resize process. - // If we assumed wrong and something else happened, we are resizing - // twice in a frame (potential performance issue) - listener(createEvent('resize', chart)); - } - } - })); - - // The resizer needs to be attached to the node parent, so we first need to be - // sure that `node` is attached to the DOM before injecting the resizer element. - watchForRender(node, function() { - if (expando.resizer) { - var container = node.parentNode; - if (container && container !== resizer.parentNode) { - container.insertBefore(resizer, container.firstChild); - } - - // The container size might have changed, let's reset the resizer state. - resizer._reset(); - } - }); -} - -function removeResizeListener(node) { - var expando = node[EXPANDO_KEY] || {}; - var resizer = expando.resizer; - - delete expando.resizer; - unwatchForRender(node); - - if (resizer && resizer.parentNode) { - resizer.parentNode.removeChild(resizer); - } -} - -/** - * Injects CSS styles inline if the styles are not already present. - * @param {HTMLDocument|ShadowRoot} rootNode - the node to contain the