chore: version inicial del codigo fuente del LMS Estafeta
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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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'use strict';
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import H from '../../Core/Globals.js';
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import U from '../../Core/Utilities.js';
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var error = U.error, seriesType = U.seriesType;
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import requiredIndicator from '../../Mixins/IndicatorRequired.js';
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var EMA = H.seriesTypes.ema;
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/**
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* The APO series type.
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*
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* @private
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* @class
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* @name Highcharts.seriesTypes.apo
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*
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* @augments Highcharts.Series
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*/
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seriesType('apo', 'ema',
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/**
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* Absolute Price 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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* and `stock/indicators/ema.js`.
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*
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* @sample {highstock} stock/indicators/apo
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* Absolute Price Oscillator
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*
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* @extends plotOptions.ema
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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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* 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/ema
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* @requires stock/indicators/apo
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* @optionparent plotOptions.apo
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*/
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{
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/**
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* Paramters used in calculation of Absolute Price Oscillator
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* series points.
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*
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* @excluding period
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*/
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params: {
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/**
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* Periods for Absolute Price Oscillator calculations.
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*
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* @type {Array<number>}
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* @default [10, 20]
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* @since 7.0.0
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*/
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periods: [10, 20]
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}
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},
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/**
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* @lends Highcharts.Series.prototype
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*/
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{
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nameBase: 'APO',
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nameComponents: ['periods'],
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init: function () {
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var args = arguments, ctx = this;
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requiredIndicator.isParentLoaded(EMA, 'ema', ctx.type, function (indicator) {
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indicator.prototype.init.apply(ctx, args);
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return;
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});
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},
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getValues: function (series, params) {
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var periods = params.periods, index = params.index,
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// 0- date, 1- Absolute price oscillator
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APO = [], xData = [], yData = [], periodsOffset,
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// Shorter Period EMA
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SPE,
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// Longer Period EMA
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LPE, oscillator, i;
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// Check if periods are correct
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if (periods.length !== 2 || periods[1] <= periods[0]) {
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error('Error: "APO requires two periods. Notice, first period ' +
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'should be lower than the second one."');
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return;
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}
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SPE = EMA.prototype.getValues.call(this, series, {
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index: index,
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period: periods[0]
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});
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LPE = EMA.prototype.getValues.call(this, series, {
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index: index,
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period: periods[1]
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});
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// Check if ema is calculated properly, if not skip
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if (!SPE || !LPE) {
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return;
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}
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periodsOffset = periods[1] - periods[0];
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for (i = 0; i < LPE.yData.length; i++) {
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oscillator = (SPE.yData[i + periodsOffset] -
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LPE.yData[i]);
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APO.push([LPE.xData[i], oscillator]);
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xData.push(LPE.xData[i]);
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yData.push(oscillator);
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}
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return {
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values: APO,
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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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* An `Absolute Price Oscillator` series. If the [type](#series.apo.type) option
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* is not specified, it is inherited from [chart.type](#chart.type).
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*
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* @extends series,plotOptions.apo
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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/ema
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* @requires stock/indicators/apo
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* @apioption series.apo
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*/
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''; // to include the above in the js output
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