/* * * * (c) 2010-2020 Torstein Honsi * * License: www.highcharts.com/license * * !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!! * * */ 'use strict'; import H from '../parts/Globals.js'; /** * @typedef {"area"|"width"} Highcharts.BubbleSizeByValue */ import Color from '../parts/Color.js'; var color = Color.parse; import Point from '../parts/Point.js'; import U from '../parts/Utilities.js'; var arrayMax = U.arrayMax, arrayMin = U.arrayMin, clamp = U.clamp, extend = U.extend, isNumber = U.isNumber, pick = U.pick, pInt = U.pInt, seriesType = U.seriesType; import '../parts/Axis.js'; import '../parts/Series.js'; import '../parts/ScatterSeries.js'; import './BubbleLegend.js'; var Axis = H.Axis, noop = H.noop, Series = H.Series, seriesTypes = H.seriesTypes; /** * A bubble series is a three dimensional series type where each point renders * an X, Y and Z value. Each points is drawn as a bubble where the position * along the X and Y axes mark the X and Y values, and the size of the bubble * relates to the Z value. * * @sample {highcharts} highcharts/demo/bubble/ * Bubble chart * * @extends plotOptions.scatter * @excluding cluster * @product highcharts highstock * @requires highcharts-more * @optionparent plotOptions.bubble */ seriesType('bubble', 'scatter', { dataLabels: { formatter: function () { return this.point.z; }, inside: true, verticalAlign: 'middle' }, /** * If there are more points in the series than the `animationLimit`, the * animation won't run. Animation affects overall performance and doesn't * work well with heavy data series. * * @since 6.1.0 */ animationLimit: 250, /** * Whether to display negative sized bubbles. The threshold is given * by the [zThreshold](#plotOptions.bubble.zThreshold) option, and negative * bubbles can be visualized by setting * [negativeColor](#plotOptions.bubble.negativeColor). * * @sample {highcharts} highcharts/plotoptions/bubble-negative/ * Negative bubbles * * @type {boolean} * @default true * @since 3.0 * @apioption plotOptions.bubble.displayNegative */ /** * @extends plotOptions.series.marker * @excluding enabled, enabledThreshold, height, radius, width */ marker: { lineColor: null, lineWidth: 1, /** * The fill opacity of the bubble markers. */ fillOpacity: 0.5, /** * In bubble charts, the radius is overridden and determined based on * the point's data value. * * @ignore-option */ radius: null, states: { hover: { radiusPlus: 0 } }, /** * A predefined shape or symbol for the marker. Possible values are * "circle", "square", "diamond", "triangle" and "triangle-down". * * Additionally, the URL to a graphic can be given on the form * `url(graphic.png)`. Note that for the image to be applied to exported * charts, its URL needs to be accessible by the export server. * * Custom callbacks for symbol path generation can also be added to * `Highcharts.SVGRenderer.prototype.symbols`. The callback is then * used by its method name, as shown in the demo. * * @sample {highcharts} highcharts/plotoptions/bubble-symbol/ * Bubble chart with various symbols * @sample {highcharts} highcharts/plotoptions/series-marker-symbol/ * General chart with predefined, graphic and custom markers * * @type {Highcharts.SymbolKeyValue|string} * @since 5.0.11 */ symbol: 'circle' }, /** * Minimum bubble size. Bubbles will automatically size between the * `minSize` and `maxSize` to reflect the `z` value of each bubble. * Can be either pixels (when no unit is given), or a percentage of * the smallest one of the plot width and height. * * @sample {highcharts} highcharts/plotoptions/bubble-size/ * Bubble size * * @type {number|string} * @since 3.0 * @product highcharts highstock */ minSize: 8, /** * Maximum bubble size. Bubbles will automatically size between the * `minSize` and `maxSize` to reflect the `z` value of each bubble. * Can be either pixels (when no unit is given), or a percentage of * the smallest one of the plot width and height. * * @sample {highcharts} highcharts/plotoptions/bubble-size/ * Bubble size * * @type {number|string} * @since 3.0 * @product highcharts highstock */ maxSize: '20%', /** * When a point's Z value is below the * [zThreshold](#plotOptions.bubble.zThreshold) setting, this color is used. * * @sample {highcharts} highcharts/plotoptions/bubble-negative/ * Negative bubbles * * @type {Highcharts.ColorString|Highcharts.GradientColorObject|Highcharts.PatternObject} * @since 3.0 * @product highcharts * @apioption plotOptions.bubble.negativeColor */ /** * Whether the bubble's value should be represented by the area or the * width of the bubble. The default, `area`, corresponds best to the * human perception of the size of each bubble. * * @sample {highcharts} highcharts/plotoptions/bubble-sizeby/ * Comparison of area and size * * @type {Highcharts.BubbleSizeByValue} * @default area * @since 3.0.7 * @apioption plotOptions.bubble.sizeBy */ /** * When this is true, the absolute value of z determines the size of * the bubble. This means that with the default `zThreshold` of 0, a * bubble of value -1 will have the same size as a bubble of value 1, * while a bubble of value 0 will have a smaller size according to * `minSize`. * * @sample {highcharts} highcharts/plotoptions/bubble-sizebyabsolutevalue/ * Size by absolute value, various thresholds * * @type {boolean} * @default false * @since 4.1.9 * @product highcharts * @apioption plotOptions.bubble.sizeByAbsoluteValue */ /** * When this is true, the series will not cause the Y axis to cross * the zero plane (or [threshold](#plotOptions.series.threshold) option) * unless the data actually crosses the plane. * * For example, if `softThreshold` is `false`, a series of 0, 1, 2, * 3 will make the Y axis show negative values according to the `minPadding` * option. If `softThreshold` is `true`, the Y axis starts at 0. * * @since 4.1.9 * @product highcharts */ softThreshold: false, states: { hover: { halo: { size: 5 } } }, tooltip: { pointFormat: '({point.x}, {point.y}), Size: {point.z}' }, turboThreshold: 0, /** * The minimum for the Z value range. Defaults to the highest Z value * in the data. * * @see [zMin](#plotOptions.bubble.zMin) * * @sample {highcharts} highcharts/plotoptions/bubble-zmin-zmax/ * Z has a possible range of 0-100 * * @type {number} * @since 4.0.3 * @product highcharts * @apioption plotOptions.bubble.zMax */ /** * @default z * @apioption plotOptions.bubble.colorKey */ /** * The minimum for the Z value range. Defaults to the lowest Z value * in the data. * * @see [zMax](#plotOptions.bubble.zMax) * * @sample {highcharts} highcharts/plotoptions/bubble-zmin-zmax/ * Z has a possible range of 0-100 * * @type {number} * @since 4.0.3 * @product highcharts * @apioption plotOptions.bubble.zMin */ /** * When [displayNegative](#plotOptions.bubble.displayNegative) is `false`, * bubbles with lower Z values are skipped. When `displayNegative` * is `true` and a [negativeColor](#plotOptions.bubble.negativeColor) * is given, points with lower Z is colored. * * @sample {highcharts} highcharts/plotoptions/bubble-negative/ * Negative bubbles * * @since 3.0 * @product highcharts */ zThreshold: 0, zoneAxis: 'z' // Prototype members }, { pointArrayMap: ['y', 'z'], parallelArrays: ['x', 'y', 'z'], trackerGroups: ['group', 'dataLabelsGroup'], specialGroup: 'group', bubblePadding: true, zoneAxis: 'z', directTouch: true, isBubble: true, /* eslint-disable valid-jsdoc */ /** * @private */ pointAttribs: function (point, state) { var markerOptions = this.options.marker, fillOpacity = markerOptions.fillOpacity, attr = Series.prototype.pointAttribs.call(this, point, state); if (fillOpacity !== 1) { attr.fill = color(attr.fill) .setOpacity(fillOpacity) .get('rgba'); } return attr; }, /** * Get the radius for each point based on the minSize, maxSize and each * point's Z value. This must be done prior to Series.translate because * the axis needs to add padding in accordance with the point sizes. * @private */ getRadii: function (zMin, zMax, series) { var len, i, zData = this.zData, yData = this.yData, minSize = series.minPxSize, maxSize = series.maxPxSize, radii = [], value; // Set the shape type and arguments to be picked up in drawPoints for (i = 0, len = zData.length; i < len; i++) { value = zData[i]; // Separate method to get individual radius for bubbleLegend radii.push(this.getRadius(zMin, zMax, minSize, maxSize, value, yData[i])); } this.radii = radii; }, /** * Get the individual radius for one point. * @private */ getRadius: function (zMin, zMax, minSize, maxSize, value, yValue) { var options = this.options, sizeByArea = options.sizeBy !== 'width', zThreshold = options.zThreshold, zRange = zMax - zMin, pos = 0.5; // #8608 - bubble should be visible when z is undefined if (yValue === null || value === null) { return null; } if (isNumber(value)) { // When sizing by threshold, the absolute value of z determines // the size of the bubble. if (options.sizeByAbsoluteValue) { value = Math.abs(value - zThreshold); zMax = zRange = Math.max(zMax - zThreshold, Math.abs(zMin - zThreshold)); zMin = 0; } // Issue #4419 - if value is less than zMin, push a radius that's // always smaller than the minimum size if (value < zMin) { return minSize / 2 - 1; } // Relative size, a number between 0 and 1 if (zRange > 0) { pos = (value - zMin) / zRange; } } if (sizeByArea && pos >= 0) { pos = Math.sqrt(pos); } return Math.ceil(minSize + pos * (maxSize - minSize)) / 2; }, /** * Perform animation on the bubbles * @private */ animate: function (init) { if (!init && this.points.length < this.options.animationLimit // #8099 ) { this.points.forEach(function (point) { var graphic = point.graphic, animationTarget; if (graphic && graphic.width) { // URL symbols don't have width animationTarget = { x: graphic.x, y: graphic.y, width: graphic.width, height: graphic.height }; // Start values graphic.attr({ x: point.plotX, y: point.plotY, width: 1, height: 1 }); // Run animation graphic.animate(animationTarget, this.options.animation); } }, this); } }, /** * Define hasData function for non-cartesian series. * Returns true if the series has points at all. * @private */ hasData: function () { return !!this.processedXData.length; // != 0 }, /** * Extend the base translate method to handle bubble size * @private */ translate: function () { var i, data = this.data, point, radius, radii = this.radii; // Run the parent method seriesTypes.scatter.prototype.translate.call(this); // Set the shape type and arguments to be picked up in drawPoints i = data.length; while (i--) { point = data[i]; radius = radii ? radii[i] : 0; // #1737 if (isNumber(radius) && radius >= this.minPxSize / 2) { // Shape arguments point.marker = extend(point.marker, { radius: radius, width: 2 * radius, height: 2 * radius }); // Alignment box for the data label point.dlBox = { x: point.plotX - radius, y: point.plotY - radius, width: 2 * radius, height: 2 * radius }; } else { // below zThreshold // #1691 point.shapeArgs = point.plotY = point.dlBox = void 0; } } }, alignDataLabel: seriesTypes.column.prototype.alignDataLabel, buildKDTree: noop, applyZones: noop // Point class }, { /** * @private */ haloPath: function (size) { return Point.prototype.haloPath.call(this, // #6067 size === 0 ? 0 : (this.marker ? this.marker.radius || 0 : 0) + size); }, ttBelow: false }); // Add logic to pad each axis with the amount of pixels necessary to avoid the // bubbles to overflow. Axis.prototype.beforePadding = function () { var axis = this, axisLength = this.len, chart = this.chart, pxMin = 0, pxMax = axisLength, isXAxis = this.isXAxis, dataKey = isXAxis ? 'xData' : 'yData', min = this.min, extremes = {}, smallestSize = Math.min(chart.plotWidth, chart.plotHeight), zMin = Number.MAX_VALUE, zMax = -Number.MAX_VALUE, range = this.max - min, transA = axisLength / range, activeSeries = []; // Handle padding on the second pass, or on redraw this.series.forEach(function (series) { var seriesOptions = series.options, zData; if (series.bubblePadding && (series.visible || !chart.options.chart.ignoreHiddenSeries)) { // Correction for #1673 axis.allowZoomOutside = true; // Cache it activeSeries.push(series); if (isXAxis) { // because X axis is evaluated first // For each series, translate the size extremes to pixel values ['minSize', 'maxSize'].forEach(function (prop) { var length = seriesOptions[prop], isPercent = /%$/.test(length); length = pInt(length); extremes[prop] = isPercent ? smallestSize * length / 100 : length; }); series.minPxSize = extremes.minSize; // Prioritize min size if conflict to make sure bubbles are // always visible. #5873 series.maxPxSize = Math.max(extremes.maxSize, extremes.minSize); // Find the min and max Z zData = series.zData.filter(isNumber); if (zData.length) { // #1735 zMin = pick(seriesOptions.zMin, clamp(arrayMin(zData), seriesOptions.displayNegative === false ? seriesOptions.zThreshold : -Number.MAX_VALUE, zMin)); zMax = pick(seriesOptions.zMax, Math.max(zMax, arrayMax(zData))); } } } }); activeSeries.forEach(function (series) { var data = series[dataKey], i = data.length, radius; if (isXAxis) { series.getRadii(zMin, zMax, series); } if (range > 0) { while (i--) { if (isNumber(data[i]) && axis.dataMin <= data[i] && data[i] <= axis.max) { radius = series.radii ? series.radii[i] : 0; pxMin = Math.min(((data[i] - min) * transA) - radius, pxMin); pxMax = Math.max(((data[i] - min) * transA) + radius, pxMax); } } } }); // Apply the padding to the min and max properties if (activeSeries.length && range > 0 && !this.logarithmic) { pxMax -= axisLength; transA *= (axisLength + Math.max(0, pxMin) - // #8901 Math.min(pxMax, axisLength)) / axisLength; [ ['min', 'userMin', pxMin], ['max', 'userMax', pxMax] ].forEach(function (keys) { if (typeof pick(axis.options[keys[0]], axis[keys[1]]) === 'undefined') { axis[keys[0]] += keys[2] / transA; } }); } /* eslint-enable valid-jsdoc */ }; /** * A `bubble` series. If the [type](#series.bubble.type) option is * not specified, it is inherited from [chart.type](#chart.type). * * @extends series,plotOptions.bubble * @excluding dataParser, dataURL, stack * @product highcharts highstock * @requires highcharts-more * @apioption series.bubble */ /** * An array of data points for the series. For the `bubble` series type, * points can be given in the following ways: * * 1. An array of arrays with 3 or 2 values. In this case, the values correspond * to `x,y,z`. If the first value is a string, it is applied as the name of * the point, and the `x` value is inferred. The `x` value can also be * omitted, in which case the inner arrays should be of length 2\. Then the * `x` value is automatically calculated, either starting at 0 and * incremented by 1, or from `pointStart` and `pointInterval` given in the * series options. * ```js * data: [ * [0, 1, 2], * [1, 5, 5], * [2, 0, 2] * ] * ``` * * 2. An array of objects with named values. The following snippet shows only a * few settings, see the complete options set below. If the total number of * data points exceeds the series' * [turboThreshold](#series.bubble.turboThreshold), this option is not * available. * ```js * data: [{ * x: 1, * y: 1, * z: 1, * name: "Point2", * color: "#00FF00" * }, { * x: 1, * y: 5, * z: 4, * name: "Point1", * color: "#FF00FF" * }] * ``` * * @sample {highcharts} highcharts/series/data-array-of-arrays/ * Arrays of numeric x and y * @sample {highcharts} highcharts/series/data-array-of-arrays-datetime/ * Arrays of datetime x and y * @sample {highcharts} highcharts/series/data-array-of-name-value/ * Arrays of point.name and y * @sample {highcharts} highcharts/series/data-array-of-objects/ * Config objects * * @type {Array|Array<(number|string),number,number>|*>} * @extends series.line.data * @product highcharts * @apioption series.bubble.data */ /** * @extends series.line.data.marker * @excluding enabledThreshold, height, radius, width * @product highcharts * @apioption series.bubble.data.marker */ /** * The size value for each bubble. The bubbles' diameters are computed * based on the `z`, and controlled by series options like `minSize`, * `maxSize`, `sizeBy`, `zMin` and `zMax`. * * @type {number|null} * @product highcharts * @apioption series.bubble.data.z */ /** * @excluding enabled, enabledThreshold, height, radius, width * @apioption series.bubble.marker */ ''; // adds doclets above to transpiled file