forked from qwerty/tupali
356 lines
11 KiB
JavaScript
356 lines
11 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 Point from './Point.js';
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import U from './Utilities.js';
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var seriesType = U.seriesType;
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var seriesTypes = H.seriesTypes;
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/**
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* The ohlc series type.
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*
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* @private
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* @class
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* @name Highcharts.seriesTypes.ohlc
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*
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* @augments Highcharts.Series
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*/
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seriesType('ohlc', 'column'
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/**
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* An OHLC chart is a style of financial chart used to describe price
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* movements over time. It displays open, high, low and close values per
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* data point.
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*
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* @sample stock/demo/ohlc/
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* OHLC chart
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*
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* @extends plotOptions.column
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* @excluding borderColor, borderRadius, borderWidth, crisp, stacking,
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* stack
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* @product highstock
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* @optionparent plotOptions.ohlc
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*/
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, {
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/**
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* The approximate pixel width of each group. If for example a series
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* with 30 points is displayed over a 600 pixel wide plot area, no
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* grouping is performed. If however the series contains so many points
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* that the spacing is less than the groupPixelWidth, Highcharts will
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* try to group it into appropriate groups so that each is more or less
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* two pixels wide. Defaults to `5`.
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*
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* @type {number}
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* @default 5
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* @product highstock
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* @apioption plotOptions.ohlc.dataGrouping.groupPixelWidth
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*/
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/**
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* The pixel width of the line/border. Defaults to `1`.
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*
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* @sample {highstock} stock/plotoptions/ohlc-linewidth/
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* A greater line width
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*
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* @type {number}
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* @default 1
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* @product highstock
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*
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* @private
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*/
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lineWidth: 1,
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tooltip: {
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pointFormat: '<span style="color:{point.color}">\u25CF</span> ' +
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'<b> {series.name}</b><br/>' +
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'Open: {point.open}<br/>' +
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'High: {point.high}<br/>' +
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'Low: {point.low}<br/>' +
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'Close: {point.close}<br/>'
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},
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threshold: null,
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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 representing the OHLC point.
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*
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* @type {number}
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* @default 3
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* @product highstock
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*/
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lineWidth: 3
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}
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},
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/**
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* Determines which one of `open`, `high`, `low`, `close` values should
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* be represented as `point.y`, which is later used to set dataLabel
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* position and [compare](#plotOptions.series.compare).
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*
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* @sample {highstock} stock/plotoptions/ohlc-pointvalkey/
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* Possible values
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*
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* @type {string}
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* @default close
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* @validvalue ["open", "high", "low", "close"]
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* @product highstock
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* @apioption plotOptions.ohlc.pointValKey
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*/
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/**
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* @default close
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* @apioption plotOptions.ohlc.colorKey
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*/
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/**
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* Line color for up points.
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*
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* @type {Highcharts.ColorString|Highcharts.GradientColorObject|Highcharts.PatternObject}
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* @product highstock
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* @apioption plotOptions.ohlc.upColor
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*/
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stickyTracking: true
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},
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/**
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* @lends Highcharts.seriesTypes.ohlc
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*/
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{
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/* eslint-disable valid-jsdoc */
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directTouch: false,
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pointArrayMap: ['open', 'high', 'low', 'close'],
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toYData: function (point) {
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// return a plain array for speedy calculation
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return [point.open, point.high, point.low, point.close];
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},
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pointValKey: 'close',
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pointAttrToOptions: {
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stroke: 'color',
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'stroke-width': 'lineWidth'
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},
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/**
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* @private
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* @function Highcarts.seriesTypes.ohlc#init
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* @return {void}
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*/
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init: function () {
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seriesTypes.column.prototype.init.apply(this, arguments);
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this.options.stacking = void 0; // #8817
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},
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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.ohlc#pointAttribs
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* @param {Highcharts.OHLCPoint} 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;
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delete attribs.fill;
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if (!point.options.color &&
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options.upColor &&
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point.open < point.close) {
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attribs.stroke = options.upColor;
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}
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return attribs;
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},
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/**
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* Translate data points from raw values x and y to plotX and plotY
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*
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* @private
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* @function Highcharts.seriesTypes.ohlc#translate
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* @return {void}
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*/
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translate: function () {
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var series = this, yAxis = series.yAxis, hasModifyValue = !!series.modifyValue, translated = [
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'plotOpen',
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'plotHigh',
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'plotLow',
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'plotClose',
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'yBottom'
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]; // translate OHLC for
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seriesTypes.column.prototype.translate.apply(series);
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// Do the translation
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series.points.forEach(function (point) {
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[point.open, point.high, point.low, point.close, point.low]
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.forEach(function (value, i) {
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if (value !== null) {
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if (hasModifyValue) {
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value = series.modifyValue(value);
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}
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point[translated[i]] =
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yAxis.toPixels(value, true);
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}
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});
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// Align the tooltip to the high value to avoid covering the
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// point
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point.tooltipPos[1] =
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point.plotHigh + yAxis.pos - series.chart.plotTop;
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});
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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.ohlc#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,
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/**
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* Extend vertical stem to open and close values.
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*/
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extendStem = function (path, halfStrokeWidth, openOrClose) {
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var start = path[0];
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var end = path[1];
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// We don't need to worry about crisp - openOrClose value
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// is already crisped and halfStrokeWidth should remove it.
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if (typeof start[2] === 'number') {
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start[2] = Math.max(openOrClose + halfStrokeWidth, start[2]);
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}
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if (typeof end[2] === 'number') {
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end[2] = Math.min(openOrClose - halfStrokeWidth, end[2]);
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}
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};
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points.forEach(function (point) {
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var plotOpen, plotClose, crispCorr, halfWidth, path, graphic = point.graphic, crispX, isNew = !graphic, strokeWidth;
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if (typeof point.plotY !== 'undefined') {
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// Create and/or update the graphic
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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 (!chart.styledMode) {
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graphic.attr(series.pointAttribs(point, (point.selected && 'select'))); // #3897
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}
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// crisp vector coordinates
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strokeWidth = graphic.strokeWidth();
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crispCorr = (strokeWidth % 2) / 2;
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// #2596:
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crispX = Math.round(point.plotX) - crispCorr;
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halfWidth = Math.round(point.shapeArgs.width / 2);
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// the vertical stem
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path = [
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['M', crispX, Math.round(point.yBottom)],
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['L', crispX, Math.round(point.plotHigh)]
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];
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// open
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if (point.open !== null) {
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plotOpen = Math.round(point.plotOpen) + crispCorr;
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path.push(['M', crispX, plotOpen], ['L', crispX - halfWidth, plotOpen]);
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extendStem(path, strokeWidth / 2, plotOpen);
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}
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// close
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if (point.close !== null) {
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plotClose = Math.round(point.plotClose) + crispCorr;
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path.push(['M', crispX, plotClose], ['L', crispX + halfWidth, plotClose]);
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extendStem(path, strokeWidth / 2, plotClose);
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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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},
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animate: null // Disable animation
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/* eslint-enable valid-jsdoc */
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},
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/**
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* @lends Highcharts.seriesTypes.ohlc.prototype.pointClass.prototype
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*/
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{
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/* eslint-disable valid-jsdoc */
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/**
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* Extend the parent method by adding up or down to the class name.
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* @private
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* @function Highcharts.seriesTypes.ohlc#getClassName
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* @return {string}
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*/
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getClassName: function () {
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return Point.prototype.getClassName.call(this) +
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(this.open < this.close ?
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' highcharts-point-up' :
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' highcharts-point-down');
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}
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/* eslint-enable valid-jsdoc */
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});
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/**
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* A `ohlc` series. If the [type](#series.ohlc.type) option is not
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* specified, it is inherited from [chart.type](#chart.type).
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*
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* @extends series,plotOptions.ohlc
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* @excluding dataParser, dataURL
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* @product highstock
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* @apioption series.ohlc
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*/
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/**
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* An array of data points for the series. For the `ohlc` series type,
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* 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, 6, 5, 6, 7],
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* [1, 9, 4, 8, 2],
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* [2, 6, 3, 4, 10]
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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.ohlc.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: 3,
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* high: 4,
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* low: 5,
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* close: 2,
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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: 4,
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* high: 3,
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* low: 6,
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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.arearange.data
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* @excluding y, marker
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* @product highstock
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* @apioption series.ohlc.data
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*/
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/**
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* The closing value of each data point.
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*
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* @type {number}
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* @product highstock
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* @apioption series.ohlc.data.close
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*/
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/**
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* The opening value of each data point.
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*
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* @type {number}
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* @product highstock
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* @apioption series.ohlc.data.open
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*/
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''; // adds doclets above to transpilat
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