239 lines
9.1 KiB
JavaScript
239 lines
9.1 KiB
JavaScript
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/**
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* @license Highstock JS v11.4.1 (2024-04-04)
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*
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* Indicator series type for Highcharts Stock
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*
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* (c) 2010-2024 Wojciech Chmiel
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*
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* License: www.highcharts.com/license
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*/
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(function (factory) {
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if (typeof module === 'object' && module.exports) {
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factory['default'] = factory;
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module.exports = factory;
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} else if (typeof define === 'function' && define.amd) {
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define('highcharts/indicators/ao', ['highcharts', 'highcharts/modules/stock'], function (Highcharts) {
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factory(Highcharts);
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factory.Highcharts = Highcharts;
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return factory;
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});
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} else {
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factory(typeof Highcharts !== 'undefined' ? Highcharts : undefined);
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}
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}(function (Highcharts) {
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'use strict';
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var _modules = Highcharts ? Highcharts._modules : {};
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function _registerModule(obj, path, args, fn) {
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if (!obj.hasOwnProperty(path)) {
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obj[path] = fn.apply(null, args);
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if (typeof CustomEvent === 'function') {
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window.dispatchEvent(new CustomEvent(
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'HighchartsModuleLoaded',
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{ detail: { path: path, module: obj[path] } }
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));
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}
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}
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}
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_registerModule(_modules, 'Stock/Indicators/AO/AOIndicator.js', [_modules['Core/Globals.js'], _modules['Core/Series/SeriesRegistry.js'], _modules['Core/Utilities.js']], function (H, SeriesRegistry, U) {
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/* *
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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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const { noop } = H;
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const { column: { prototype: columnProto }, sma: SMAIndicator } = SeriesRegistry.seriesTypes;
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const { extend, merge, correctFloat, isArray } = U;
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/* *
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*
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* Class
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*
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* */
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/**
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* The AO series type
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*
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* @private
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* @class
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* @name Highcharts.seriesTypes.ao
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*
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* @augments Highcharts.Series
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*/
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class AOIndicator extends SMAIndicator {
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/* *
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*
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* Functions
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*
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* */
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drawGraph() {
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const indicator = this, options = indicator.options, points = indicator.points, userColor = indicator.userOptions.color, positiveColor = options.greaterBarColor, negativeColor = options.lowerBarColor, firstPoint = points[0];
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let i;
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if (!userColor && firstPoint) {
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firstPoint.color = positiveColor;
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for (i = 1; i < points.length; i++) {
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if (points[i].y > points[i - 1].y) {
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points[i].color = positiveColor;
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}
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else if (points[i].y < points[i - 1].y) {
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points[i].color = negativeColor;
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}
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else {
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points[i].color = points[i - 1].color;
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}
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}
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}
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}
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getValues(series) {
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const shortPeriod = 5, longPeriod = 34, xVal = series.xData || [], yVal = series.yData || [], yValLen = yVal.length, AO = [], // 0- date, 1- Awesome Oscillator
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xData = [], yData = [], high = 1, low = 2;
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let shortSMA, // Shorter Period SMA
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longSMA, // Longer Period SMA
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awesome, shortLastIndex, longLastIndex, price, i, j, longSum = 0, shortSum = 0;
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if (xVal.length <= longPeriod ||
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!isArray(yVal[0]) ||
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yVal[0].length !== 4) {
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return;
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}
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for (i = 0; i < longPeriod - 1; i++) {
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price = (yVal[i][high] + yVal[i][low]) / 2;
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if (i >= longPeriod - shortPeriod) {
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shortSum = correctFloat(shortSum + price);
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}
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longSum = correctFloat(longSum + price);
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}
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for (j = longPeriod - 1; j < yValLen; j++) {
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price = (yVal[j][high] + yVal[j][low]) / 2;
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shortSum = correctFloat(shortSum + price);
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longSum = correctFloat(longSum + price);
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shortSMA = shortSum / shortPeriod;
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longSMA = longSum / longPeriod;
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awesome = correctFloat(shortSMA - longSMA);
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AO.push([xVal[j], awesome]);
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xData.push(xVal[j]);
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yData.push(awesome);
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shortLastIndex = j + 1 - shortPeriod;
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longLastIndex = j + 1 - longPeriod;
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shortSum = correctFloat(shortSum -
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(yVal[shortLastIndex][high] +
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yVal[shortLastIndex][low]) / 2);
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longSum = correctFloat(longSum -
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(yVal[longLastIndex][high] +
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yVal[longLastIndex][low]) / 2);
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}
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return {
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values: AO,
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xData: xData,
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yData: yData
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};
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}
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}
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/* *
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*
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* Static Properties
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*
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* */
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/**
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* Awesome Oscillator. This series requires the `linkedTo` option to
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* be set and should be loaded after the `stock/indicators/indicators.js`
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*
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* @sample {highstock} stock/indicators/ao
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* Awesome
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*
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* @extends plotOptions.sma
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* @since 7.0.0
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* @product highstock
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* @excluding allAreas, colorAxis, joinBy, keys, navigatorOptions,
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* params, pointInterval, pointIntervalUnit, pointPlacement,
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* pointRange, pointStart, showInNavigator, stacking
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* @requires stock/indicators/indicators
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* @requires stock/indicators/ao
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* @optionparent plotOptions.ao
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*/
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AOIndicator.defaultOptions = merge(SMAIndicator.defaultOptions, {
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params: {
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// Index and period are unchangeable, do not inherit (#15362)
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index: void 0,
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period: void 0
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},
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/**
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* Color of the Awesome oscillator series bar that is greater than the
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* previous one. Note that if a `color` is defined, the `color`
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* takes precedence and the `greaterBarColor` is ignored.
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*
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* @sample {highstock} stock/indicators/ao/
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* greaterBarColor
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*
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* @type {Highcharts.ColorString|Highcharts.GradientColorObject|Highcharts.PatternObject}
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* @since 7.0.0
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*/
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greaterBarColor: "#06b535" /* Palette.positiveColor */,
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/**
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* Color of the Awesome oscillator series bar that is lower than the
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* previous one. Note that if a `color` is defined, the `color`
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* takes precedence and the `lowerBarColor` is ignored.
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*
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* @sample {highstock} stock/indicators/ao/
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* lowerBarColor
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*
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* @type {Highcharts.ColorString|Highcharts.GradientColorObject|Highcharts.PatternObject}
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* @since 7.0.0
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*/
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lowerBarColor: "#f21313" /* Palette.negativeColor */,
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threshold: 0,
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groupPadding: 0.2,
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pointPadding: 0.2,
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crisp: false,
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states: {
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hover: {
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halo: {
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size: 0
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}
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}
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}
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});
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extend(AOIndicator.prototype, {
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nameBase: 'AO',
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nameComponents: void 0,
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// Columns support:
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markerAttribs: noop,
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getColumnMetrics: columnProto.getColumnMetrics,
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crispCol: columnProto.crispCol,
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translate: columnProto.translate,
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drawPoints: columnProto.drawPoints
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});
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SeriesRegistry.registerSeriesType('ao', AOIndicator);
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/* *
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*
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* Default Export
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*
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* */
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/* *
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*
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* API Options
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*
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* */
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/**
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* An `AO` series. If the [type](#series.ao.type)
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* option is not specified, it is inherited from [chart.type](#chart.type).
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*
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* @extends series,plotOptions.ao
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* @since 7.0.0
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* @product highstock
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* @excluding allAreas, colorAxis, dataParser, dataURL, joinBy, keys,
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* navigatorOptions, pointInterval, pointIntervalUnit,
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* pointPlacement, pointRange, pointStart, showInNavigator, stacking
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* @requires stock/indicators/indicators
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* @requires stock/indicators/ao
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* @apioption series.ao
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*/
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''; // For including the above in the doclets
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return AOIndicator;
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});
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_registerModule(_modules, 'masters/indicators/ao.src.js', [_modules['Core/Globals.js']], function (Highcharts) {
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return Highcharts;
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});
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}));
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