292 lines
10 KiB
JavaScript
292 lines
10 KiB
JavaScript
/* *
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*
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* (c) 2010-2020 Torstein Honsi
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*
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* License: www.highcharts.com/license
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*
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* !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
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*
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* */
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'use strict';
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import H from './Globals.js';
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import U from './Utilities.js';
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var merge = U.merge, seriesType = U.seriesType;
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var defaultPlotOptions = H.defaultPlotOptions, seriesTypes = H.seriesTypes;
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/**
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* A candlestick chart is a style of financial chart used to describe price
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* movements over time.
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*
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* @sample stock/demo/candlestick/
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* Candlestick chart
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*
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* @extends plotOptions.ohlc
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* @excluding borderColor,borderRadius,borderWidth
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* @product highstock
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* @optionparent plotOptions.candlestick
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*/
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var candlestickOptions = {
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/**
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* The specific line color for up candle sticks. The default is to inherit
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* the general `lineColor` setting.
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*
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* @sample {highstock} stock/plotoptions/candlestick-linecolor/
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* Candlestick line colors
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*
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* @type {Highcharts.ColorString|Highcharts.GradientColorObject|Highcharts.PatternObject}
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* @since 1.3.6
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* @product highstock
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* @apioption plotOptions.candlestick.upLineColor
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*/
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/**
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* @type {Highcharts.DataGroupingApproximationValue|Function}
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* @default ohlc
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* @product highstock
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* @apioption plotOptions.candlestick.dataGrouping.approximation
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*/
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states: {
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/**
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* @extends plotOptions.column.states.hover
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* @product highstock
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*/
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hover: {
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/**
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* The pixel width of the line/border around the candlestick.
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*
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* @product highstock
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*/
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lineWidth: 2
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}
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},
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/**
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* @extends plotOptions.ohlc.tooltip
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*/
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tooltip: defaultPlotOptions.ohlc.tooltip,
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/**
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* @type {number|null}
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* @product highstock
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*/
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threshold: null,
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/**
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* The color of the line/border of the candlestick.
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*
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* In styled mode, the line stroke can be set with the
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* `.highcharts-candlestick-series .highcahrts-point` rule.
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*
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* @see [upLineColor](#plotOptions.candlestick.upLineColor)
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*
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* @sample {highstock} stock/plotoptions/candlestick-linecolor/
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* Candlestick line colors
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*
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* @type {Highcharts.ColorString|Highcharts.GradientColorObject|Highcharts.PatternObject}
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* @default #000000
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* @product highstock
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*/
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lineColor: '#000000',
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/**
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* The pixel width of the candlestick line/border. Defaults to `1`.
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*
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*
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* In styled mode, the line stroke width can be set with the
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* `.highcharts-candlestick-series .highcahrts-point` rule.
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*
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* @product highstock
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*/
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lineWidth: 1,
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/**
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* The fill color of the candlestick when values are rising.
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*
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* In styled mode, the up color can be set with the
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* `.highcharts-candlestick-series .highcharts-point-up` rule.
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*
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* @sample {highstock} stock/plotoptions/candlestick-color/
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* Custom colors
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* @sample {highstock} highcharts/css/candlestick/
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* Colors in styled mode
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*
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* @type {Highcharts.ColorString|Highcharts.GradientColorObject|Highcharts.PatternObject}
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* @default #ffffff
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* @product highstock
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*/
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upColor: '#ffffff',
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/**
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* @product highstock
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*/
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stickyTracking: true
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};
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/**
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* The candlestick series type.
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*
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* @private
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* @class
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* @name Highcharts.seriesTypes.candlestick
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*
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* @augments Highcharts.seriesTypes.ohlc
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*/
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seriesType('candlestick', 'ohlc', merge(defaultPlotOptions.column, candlestickOptions),
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/**
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* @lends seriesTypes.candlestick
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*/
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{
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/* eslint-disable valid-jsdoc */
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/**
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* Postprocess mapping between options and SVG attributes
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*
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* @private
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* @function Highcharts.seriesTypes.candlestick#pointAttribs
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* @param {Highcharts.Point} point
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* @param {string} [state]
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* @return {Highcharts.SVGAttributes}
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*/
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pointAttribs: function (point, state) {
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var attribs = seriesTypes.column.prototype.pointAttribs.call(this, point, state), options = this.options, isUp = point.open < point.close, stroke = options.lineColor || this.color, stateOptions;
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attribs['stroke-width'] = options.lineWidth;
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attribs.fill = point.options.color ||
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(isUp ? (options.upColor || this.color) : this.color);
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attribs.stroke = point.options.lineColor ||
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(isUp ? (options.upLineColor || stroke) : stroke);
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// Select or hover states
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if (state) {
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stateOptions = options.states[state];
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attribs.fill = stateOptions.color || attribs.fill;
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attribs.stroke = stateOptions.lineColor || attribs.stroke;
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attribs['stroke-width'] =
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stateOptions.lineWidth || attribs['stroke-width'];
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}
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return attribs;
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},
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/**
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* Draw the data points.
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*
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* @private
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* @function Highcharts.seriesTypes.candlestick#drawPoints
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* @return {void}
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*/
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drawPoints: function () {
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var series = this, points = series.points, chart = series.chart, reversedYAxis = series.yAxis.reversed;
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points.forEach(function (point) {
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var graphic = point.graphic, plotOpen, plotClose, topBox, bottomBox, hasTopWhisker, hasBottomWhisker, crispCorr, crispX, path, halfWidth, isNew = !graphic;
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if (typeof point.plotY !== 'undefined') {
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if (!graphic) {
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point.graphic = graphic = chart.renderer.path()
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.add(series.group);
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}
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if (!series.chart.styledMode) {
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graphic
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.attr(series.pointAttribs(point, (point.selected && 'select'))) // #3897
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.shadow(series.options.shadow);
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}
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// Crisp vector coordinates
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crispCorr = (graphic.strokeWidth() % 2) / 2;
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// #2596:
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crispX = Math.round(point.plotX) - crispCorr;
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plotOpen = point.plotOpen;
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plotClose = point.plotClose;
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topBox = Math.min(plotOpen, plotClose);
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bottomBox = Math.max(plotOpen, plotClose);
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halfWidth = Math.round(point.shapeArgs.width / 2);
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hasTopWhisker = reversedYAxis ?
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bottomBox !== point.yBottom :
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Math.round(topBox) !==
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Math.round(point.plotHigh);
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hasBottomWhisker = reversedYAxis ?
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Math.round(topBox) !==
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Math.round(point.plotHigh) :
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bottomBox !== point.yBottom;
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topBox = Math.round(topBox) + crispCorr;
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bottomBox = Math.round(bottomBox) + crispCorr;
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// Create the path. Due to a bug in Chrome 49, the path is
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// first instanciated with no values, then the values
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// pushed. For unknown reasons, instanciating the path array
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// with all the values would lead to a crash when updating
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// frequently (#5193).
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path = [];
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path.push(['M', crispX - halfWidth, bottomBox], ['L', crispX - halfWidth, topBox], ['L', crispX + halfWidth, topBox], ['L', crispX + halfWidth, bottomBox], ['Z'], // Ensure a nice rectangle #2602
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['M', crispX, topBox], [
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'L',
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// #460, #2094
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crispX,
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hasTopWhisker ?
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Math.round(reversedYAxis ?
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point.yBottom :
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point.plotHigh) :
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topBox
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], ['M', crispX, bottomBox], [
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'L',
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// #460, #2094
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crispX,
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hasBottomWhisker ?
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Math.round(reversedYAxis ?
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point.plotHigh :
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point.yBottom) :
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bottomBox
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]);
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graphic[isNew ? 'attr' : 'animate']({ d: path })
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.addClass(point.getClassName(), true);
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}
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});
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/* eslint-enable valid-jsdoc */
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}
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});
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/**
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* A `candlestick` series. If the [type](#series.candlestick.type)
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* option is not specified, it is inherited from [chart.type](
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* #chart.type).
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*
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* @type {*}
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* @extends series,plotOptions.candlestick
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* @excluding dataParser, dataURL
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* @product highstock
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* @apioption series.candlestick
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*/
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/**
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* An array of data points for the series. For the `candlestick` series
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* type, points can be given in the following ways:
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*
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* 1. An array of arrays with 5 or 4 values. In this case, the values correspond
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* to `x,open,high,low,close`. If the first value is a string, it is applied
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* as the name of the point, and the `x` value is inferred. The `x` value can
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* also be omitted, in which case the inner arrays should be of length 4.
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* Then the `x` value is automatically calculated, either starting at 0 and
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* incremented by 1, or from `pointStart` and `pointInterval` given in the
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* series options.
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* ```js
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* data: [
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* [0, 7, 2, 0, 4],
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* [1, 1, 4, 2, 8],
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* [2, 3, 3, 9, 3]
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* ]
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* ```
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*
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* 2. An array of objects with named values. The following snippet shows only a
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* few settings, see the complete options set below. If the total number of
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* data points exceeds the series'
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* [turboThreshold](#series.candlestick.turboThreshold), this option is not
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* available.
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* ```js
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* data: [{
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* x: 1,
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* open: 9,
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* high: 2,
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* low: 4,
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* close: 6,
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* name: "Point2",
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* color: "#00FF00"
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* }, {
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* x: 1,
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* open: 1,
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* high: 4,
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* low: 7,
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* close: 7,
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* name: "Point1",
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* color: "#FF00FF"
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* }]
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* ```
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*
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* @type {Array<Array<(number|string),number,number,number>|Array<(number|string),number,number,number,number>|*>}
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* @extends series.ohlc.data
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* @excluding y
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* @product highstock
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* @apioption series.candlestick.data
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*/
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''; // adds doclets above to transpilat
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