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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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var __extends = (this && this.__extends) || (function () {
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var extendStatics = function (d, b) {
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extendStatics = Object.setPrototypeOf ||
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({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
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function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
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return extendStatics(d, b);
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};
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return function (d, b) {
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if (typeof b !== "function" && b !== null)
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throw new TypeError("Class extends value " + String(b) + " is not a constructor or null");
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extendStatics(d, b);
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function __() { this.constructor = d; }
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d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
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};
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})();
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import SeriesRegistry from '../../../Core/Series/SeriesRegistry.js';
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var SMAIndicator = SeriesRegistry.seriesTypes.sma;
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import U from '../../../Core/Utilities.js';
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var isNumber = U.isNumber, merge = U.merge;
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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 CMO series type.
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*
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* @private
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* @class
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* @name Highcharts.seriesTypes.cmo
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*
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* @augments Highcharts.Series
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*/
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var CMOIndicator = /** @class */ (function (_super) {
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__extends(CMOIndicator, _super);
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function CMOIndicator() {
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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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var _this = _super !== null && _super.apply(this, arguments) || this;
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/* *
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*
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* Properties
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*
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* */
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_this.data = void 0;
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_this.options = void 0;
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_this.points = void 0;
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return _this;
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}
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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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CMOIndicator.prototype.getValues = function (series, params) {
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var period = params.period, xVal = series.xData, yVal = series.yData, yValLen = yVal ? yVal.length : 0, CMO = [], xData = [], yData = [];
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var i, index = params.index, values;
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if (xVal.length < period) {
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return;
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}
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if (isNumber(yVal[0])) {
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values = yVal;
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}
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else {
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// In case of the situation, where the series type has data length
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// shorter then 4 (HLC, range), this ensures that we are not trying
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// to reach the index out of bounds
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index = Math.min(index, yVal[0].length - 1);
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values = yVal.map(function (value) { return value[index]; });
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}
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var firstAddedSum = 0, sumOfHigherValues = 0, sumOfLowerValues = 0, y;
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// Calculate first point, check if the first value
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// was added to sum of higher/lower values, and what was the value.
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for (var j = period; j > 0; j--) {
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if (values[j] > values[j - 1]) {
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sumOfHigherValues += values[j] - values[j - 1];
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}
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else if (values[j] < values[j - 1]) {
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sumOfLowerValues += values[j - 1] - values[j];
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}
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}
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// You might devide by 0 if all values are equal,
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// so return 0 in this case.
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y =
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sumOfHigherValues + sumOfLowerValues > 0 ?
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(100 * (sumOfHigherValues - sumOfLowerValues)) /
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(sumOfHigherValues + sumOfLowerValues) :
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0;
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xData.push(xVal[period]);
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yData.push(y);
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CMO.push([xVal[period], y]);
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for (i = period + 1; i < yValLen; i++) {
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firstAddedSum = Math.abs(values[i - period - 1] - values[i - period]);
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if (values[i] > values[i - 1]) {
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sumOfHigherValues += values[i] - values[i - 1];
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}
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else if (values[i] < values[i - 1]) {
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sumOfLowerValues += values[i - 1] - values[i];
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}
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// Check, to which sum was the first value added to,
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// and substract this value from given sum.
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if (values[i - period] > values[i - period - 1]) {
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sumOfHigherValues -= firstAddedSum;
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}
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else {
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sumOfLowerValues -= firstAddedSum;
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}
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// Same as above.
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y =
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sumOfHigherValues + sumOfLowerValues > 0 ?
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(100 * (sumOfHigherValues - sumOfLowerValues)) /
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(sumOfHigherValues + sumOfLowerValues) :
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0;
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xData.push(xVal[i]);
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yData.push(y);
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CMO.push([xVal[i], y]);
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}
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return {
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values: CMO,
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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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* Chande Momentum Oscilator (CMO) technical indicator. This series
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* requires the `linkedTo` option to be set and should be loaded after
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* the `stock/indicators/indicators.js` file.
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*
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* @sample stock/indicators/cmo
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* CMO indicator
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*
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* @extends plotOptions.sma
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* @since 9.1.0
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* @product highstock
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* @requires stock/indicators/indicators
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* @requires stock/indicators/cmo
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* @optionparent plotOptions.cmo
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*/
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CMOIndicator.defaultOptions = merge(SMAIndicator.defaultOptions, {
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params: {
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period: 20,
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index: 3
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}
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});
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return CMOIndicator;
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}(SMAIndicator));
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SeriesRegistry.registerSeriesType('cmo', CMOIndicator);
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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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export default CMOIndicator;
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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 `CMO` series. If the [type](#series.cmo.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.cmo
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* @since 9.1.0
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* @product highstock
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* @excluding dataParser, dataURL
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* @requires stock/indicators/indicators
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* @requires stock/indicators/cmo
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* @apioption series.cmo
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*/
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(''); // to include the above in the js output
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