172 lines
5.9 KiB
JavaScript
172 lines
5.9 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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* Slow Stochastic series type for Highcharts Stock
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*
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* (c) 2010-2024 Pawel Fus
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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/indicators', ['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/SlowStochastic/SlowStochasticIndicator.js', [_modules['Core/Series/SeriesRegistry.js'], _modules['Core/Utilities.js']], function (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 { sma: SMAIndicator, stochastic: StochasticIndicator } = SeriesRegistry.seriesTypes;
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const { extend, merge } = 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 Slow Stochastic series type.
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*
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* @private
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* @class
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* @name Highcharts.seriesTypes.slowstochastic
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*
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* @augments Highcharts.Series
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*/
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class SlowStochasticIndicator extends StochasticIndicator {
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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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getValues(series, params) {
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const periods = params.periods, fastValues = super.getValues.call(this, series, params), slowValues = {
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values: [],
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xData: [],
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yData: []
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};
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if (!fastValues) {
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return;
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}
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slowValues.xData = fastValues.xData.slice(periods[1] - 1);
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const fastYData = fastValues.yData.slice(periods[1] - 1);
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// Get SMA(%D)
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const smoothedValues = SMAIndicator.prototype.getValues.call(this, {
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xData: slowValues.xData,
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yData: fastYData
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}, {
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index: 1,
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period: periods[2]
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});
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if (!smoothedValues) {
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return;
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}
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// Format data
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for (let i = 0, xDataLen = slowValues.xData.length; i < xDataLen; i++) {
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slowValues.yData[i] = [
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fastYData[i][1],
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smoothedValues.yData[i - periods[2] + 1] || null
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];
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slowValues.values[i] = [
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slowValues.xData[i],
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fastYData[i][1],
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smoothedValues.yData[i - periods[2] + 1] || null
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];
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}
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return slowValues;
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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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* Slow Stochastic oscillator. This series requires the `linkedTo` option
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* to be set and should be loaded after `stock/indicators/indicators.js`
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* and `stock/indicators/stochastic.js` files.
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*
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* @sample stock/indicators/slow-stochastic
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* Slow Stochastic oscillator
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*
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* @extends plotOptions.stochastic
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* @since 8.0.0
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* @product highstock
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* @requires stock/indicators/indicators
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* @requires stock/indicators/stochastic
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* @requires stock/indicators/slowstochastic
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* @optionparent plotOptions.slowstochastic
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*/
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SlowStochasticIndicator.defaultOptions = merge(StochasticIndicator.defaultOptions, {
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params: {
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/**
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* Periods for Slow Stochastic oscillator: [%K, %D, SMA(%D)].
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*
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* @type {Array<number,number,number>}
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* @default [14, 3, 3]
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*/
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periods: [14, 3, 3]
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}
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});
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extend(SlowStochasticIndicator.prototype, {
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nameBase: 'Slow Stochastic'
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});
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SeriesRegistry.registerSeriesType('slowstochastic', SlowStochasticIndicator);
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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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* A Slow Stochastic indicator. If the [type](#series.slowstochastic.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.slowstochastic
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* @since 8.0.0
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* @product highstock
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* @requires stock/indicators/indicators
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* @requires stock/indicators/stochastic
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* @requires stock/indicators/slowstochastic
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* @apioption series.slowstochastic
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*/
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''; // To include the above in the js output
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return SlowStochasticIndicator;
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});
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_registerModule(_modules, 'masters/indicators/slow-stochastic.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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