/** * @license Highstock JS v11.4.1 (2024-04-04) * * Indicator series type for Highcharts Stock * * (c) 2010-2024 Pawel Lysy * * License: www.highcharts.com/license */ (function (factory) { if (typeof module === 'object' && module.exports) { factory['default'] = factory; module.exports = factory; } else if (typeof define === 'function' && define.amd) { define('highcharts/indicators/cmo', ['highcharts', 'highcharts/modules/stock'], function (Highcharts) { factory(Highcharts); factory.Highcharts = Highcharts; return factory; }); } else { factory(typeof Highcharts !== 'undefined' ? Highcharts : undefined); } }(function (Highcharts) { 'use strict'; var _modules = Highcharts ? Highcharts._modules : {}; function _registerModule(obj, path, args, fn) { if (!obj.hasOwnProperty(path)) { obj[path] = fn.apply(null, args); if (typeof CustomEvent === 'function') { window.dispatchEvent(new CustomEvent( 'HighchartsModuleLoaded', { detail: { path: path, module: obj[path] } } )); } } } _registerModule(_modules, 'Stock/Indicators/CMO/CMOIndicator.js', [_modules['Core/Series/SeriesRegistry.js'], _modules['Core/Utilities.js']], function (SeriesRegistry, U) { /* * * * License: www.highcharts.com/license * * !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!! * * */ const { sma: SMAIndicator } = SeriesRegistry.seriesTypes; const { isNumber, merge } = U; /* * * * Class * * */ /** * The CMO series type. * * @private * @class * @name Highcharts.seriesTypes.cmo * * @augments Highcharts.Series */ class CMOIndicator extends SMAIndicator { /* * * * Functions * * */ getValues(series, params) { const period = params.period, xVal = series.xData, yVal = series.yData, yValLen = yVal ? yVal.length : 0, CMO = [], xData = [], yData = []; let i, index = params.index, values; if (xVal.length < period) { return; } if (isNumber(yVal[0])) { values = yVal; } else { // In case of the situation, where the series type has data length // shorter then 4 (HLC, range), this ensures that we are not trying // to reach the index out of bounds index = Math.min(index, yVal[0].length - 1); values = yVal.map((value) => value[index]); } let firstAddedSum = 0, sumOfHigherValues = 0, sumOfLowerValues = 0, y; // Calculate first point, check if the first value // was added to sum of higher/lower values, and what was the value. for (let j = period; j > 0; j--) { if (values[j] > values[j - 1]) { sumOfHigherValues += values[j] - values[j - 1]; } else if (values[j] < values[j - 1]) { sumOfLowerValues += values[j - 1] - values[j]; } } // You might divide by 0 if all values are equal, // so return 0 in this case. y = sumOfHigherValues + sumOfLowerValues > 0 ? (100 * (sumOfHigherValues - sumOfLowerValues)) / (sumOfHigherValues + sumOfLowerValues) : 0; xData.push(xVal[period]); yData.push(y); CMO.push([xVal[period], y]); for (i = period + 1; i < yValLen; i++) { firstAddedSum = Math.abs(values[i - period - 1] - values[i - period]); if (values[i] > values[i - 1]) { sumOfHigherValues += values[i] - values[i - 1]; } else if (values[i] < values[i - 1]) { sumOfLowerValues += values[i - 1] - values[i]; } // Check, to which sum was the first value added to, // and subtract this value from given sum. if (values[i - period] > values[i - period - 1]) { sumOfHigherValues -= firstAddedSum; } else { sumOfLowerValues -= firstAddedSum; } // Same as above. y = sumOfHigherValues + sumOfLowerValues > 0 ? (100 * (sumOfHigherValues - sumOfLowerValues)) / (sumOfHigherValues + sumOfLowerValues) : 0; xData.push(xVal[i]); yData.push(y); CMO.push([xVal[i], y]); } return { values: CMO, xData: xData, yData: yData }; } } /* * * * Static Properties * * */ /** * Chande Momentum Oscilator (CMO) technical indicator. This series * requires the `linkedTo` option to be set and should be loaded after * the `stock/indicators/indicators.js` file. * * @sample stock/indicators/cmo * CMO indicator * * @extends plotOptions.sma * @since 9.1.0 * @product highstock * @requires stock/indicators/indicators * @requires stock/indicators/cmo * @optionparent plotOptions.cmo */ CMOIndicator.defaultOptions = merge(SMAIndicator.defaultOptions, { params: { period: 20, index: 3 } }); SeriesRegistry.registerSeriesType('cmo', CMOIndicator); /* * * * Default Export * * */ /* * * * API Options * * */ /** * A `CMO` series. If the [type](#series.cmo.type) option is not * specified, it is inherited from [chart.type](#chart.type). * * @extends series,plotOptions.cmo * @since 9.1.0 * @product highstock * @excluding dataParser, dataURL * @requires stock/indicators/indicators * @requires stock/indicators/cmo * @apioption series.cmo */ (''); // To include the above in the js output return CMOIndicator; }); _registerModule(_modules, 'masters/indicators/cmo.src.js', [_modules['Core/Globals.js']], function (Highcharts) { return Highcharts; }); }));