highcharts
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JavaScript charting framework
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JavaScript
/**
* @license Highstock JS v12.3.0 (2025-06-21)
* @module highcharts/indicators/disparity-index
* @requires highcharts
* @requires highcharts/modules/stock
*
* Indicator series type for Highstock
*
* (c) 2010-2025 Rafal Sebestjanski
*
* License: www.highcharts.com/license
*/
(function webpackUniversalModuleDefinition(root, factory) {
if(typeof exports === 'object' && typeof module === 'object')
module.exports = factory(root["_Highcharts"], root["_Highcharts"]["SeriesRegistry"]);
else if(typeof define === 'function' && define.amd)
define("highcharts/indicators/disparity-index", ["highcharts/highcharts"], function (amd1) {return factory(amd1,amd1["SeriesRegistry"]);});
else if(typeof exports === 'object')
exports["highcharts/indicators/disparity-index"] = factory(root["_Highcharts"], root["_Highcharts"]["SeriesRegistry"]);
else
root["Highcharts"] = factory(root["Highcharts"], root["Highcharts"]["SeriesRegistry"]);
})(typeof window === 'undefined' ? this : window, (__WEBPACK_EXTERNAL_MODULE__944__, __WEBPACK_EXTERNAL_MODULE__512__) => {
return /******/ (() => { // webpackBootstrap
/******/ "use strict";
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/***/ 512:
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module.exports = __WEBPACK_EXTERNAL_MODULE__512__;
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var __webpack_exports__ = {};
// EXPORTS
__webpack_require__.d(__webpack_exports__, {
"default": () => (/* binding */ disparity_index_src)
});
// EXTERNAL MODULE: external {"amd":["highcharts/highcharts"],"commonjs":["highcharts"],"commonjs2":["highcharts"],"root":["Highcharts"]}
var highcharts_commonjs_highcharts_commonjs2_highcharts_root_Highcharts_ = __webpack_require__(944);
var highcharts_commonjs_highcharts_commonjs2_highcharts_root_Highcharts_default = /*#__PURE__*/__webpack_require__.n(highcharts_commonjs_highcharts_commonjs2_highcharts_root_Highcharts_);
// EXTERNAL MODULE: external {"amd":["highcharts/highcharts","SeriesRegistry"],"commonjs":["highcharts","SeriesRegistry"],"commonjs2":["highcharts","SeriesRegistry"],"root":["Highcharts","SeriesRegistry"]}
var highcharts_SeriesRegistry_commonjs_highcharts_SeriesRegistry_commonjs2_highcharts_SeriesRegistry_root_Highcharts_SeriesRegistry_ = __webpack_require__(512);
var highcharts_SeriesRegistry_commonjs_highcharts_SeriesRegistry_commonjs2_highcharts_SeriesRegistry_root_Highcharts_SeriesRegistry_default = /*#__PURE__*/__webpack_require__.n(highcharts_SeriesRegistry_commonjs_highcharts_SeriesRegistry_commonjs2_highcharts_SeriesRegistry_root_Highcharts_SeriesRegistry_);
;// ./code/es-modules/Stock/Indicators/DisparityIndex/DisparityIndexIndicator.js
/* *
* (c) 2010-2025 Rafal Sebestjanski
*
* Disparity Index technical indicator for Highcharts Stock
*
* License: www.highcharts.com/license
*
* !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
*
* */
const { sma: SMAIndicator } = (highcharts_SeriesRegistry_commonjs_highcharts_SeriesRegistry_commonjs2_highcharts_SeriesRegistry_root_Highcharts_SeriesRegistry_default()).seriesTypes;
const { correctFloat, defined, extend, isArray, merge } = (highcharts_commonjs_highcharts_commonjs2_highcharts_root_Highcharts_default());
/* *
*
* Class
*
* */
/**
* The Disparity Index series type.
*
* @private
* @class
* @name Highcharts.seriesTypes.disparityindex
*
* @augments Highcharts.Series
*/
class DisparityIndexIndicator extends SMAIndicator {
/* *
*
* Functions
*
* */
init() {
const args = arguments, ctx = this, // Disparity Index indicator
params = args[1].params, // Options.params
averageType = params && params.average ? params.average : void 0;
ctx.averageIndicator = (highcharts_SeriesRegistry_commonjs_highcharts_SeriesRegistry_commonjs2_highcharts_SeriesRegistry_root_Highcharts_SeriesRegistry_default()).seriesTypes[averageType] || SMAIndicator;
ctx.averageIndicator.prototype.init.apply(ctx, args);
}
calculateDisparityIndex(curPrice, periodAverage) {
return correctFloat(curPrice - periodAverage) / periodAverage * 100;
}
getValues(series, params) {
const index = params.index, xVal = series.xData, yVal = series.yData, yValLen = yVal ? yVal.length : 0, disparityIndexPoint = [], xData = [], yData = [],
// "as any" because getValues doesn't exist on typeof Series
averageIndicator = this.averageIndicator, isOHLC = isArray(yVal[0]),
// Get the average indicator's values
values = averageIndicator.prototype.getValues(series, params), yValues = values.yData, start = xVal.indexOf(values.xData[0]);
// Check period, if bigger than points length, skip
if (!yValues || yValues.length === 0 ||
!defined(index) ||
yVal.length <= start) {
return;
}
// Get the Disparity Index indicator's values
for (let i = start; i < yValLen; i++) {
const disparityIndexValue = this.calculateDisparityIndex(isOHLC ? yVal[i][index] : yVal[i], yValues[i - start]);
disparityIndexPoint.push([
xVal[i],
disparityIndexValue
]);
xData.push(xVal[i]);
yData.push(disparityIndexValue);
}
return {
values: disparityIndexPoint,
xData: xData,
yData: yData
};
}
}
/* *
*
* Static Properties
*
* */
/**
* Disparity Index.
* This series requires the `linkedTo` option to be set and should
* be loaded after the `stock/indicators/indicators.js` file.
*
* @sample stock/indicators/disparity-index
* Disparity Index indicator
*
* @extends plotOptions.sma
* @since 9.1.0
* @product highstock
* @excluding allAreas, colorAxis, joinBy, keys, navigatorOptions,
* pointInterval, pointIntervalUnit, pointPlacement,
* pointRange, pointStart, showInNavigator, stacking
* @requires stock/indicators/indicators
* @requires stock/indicators/disparity-index
* @optionparent plotOptions.disparityindex
*/
DisparityIndexIndicator.defaultOptions = merge(SMAIndicator.defaultOptions, {
params: {
/**
* The average used to calculate the Disparity Index indicator.
* By default it uses SMA, with EMA as an option. To use other
* averages, e.g. TEMA, the `stock/indicators/tema.js` file needs to
* be loaded.
*
* If value is different than `ema`, `dema`, `tema` or `wma`,
* then sma is used.
*/
average: 'sma',
index: 3
},
marker: {
enabled: false
},
dataGrouping: {
approximation: 'averages'
}
});
extend(DisparityIndexIndicator.prototype, {
nameBase: 'Disparity Index',
nameComponents: ['period', 'average']
});
highcharts_SeriesRegistry_commonjs_highcharts_SeriesRegistry_commonjs2_highcharts_SeriesRegistry_root_Highcharts_SeriesRegistry_default().registerSeriesType('disparityindex', DisparityIndexIndicator);
/* *
*
* Default Export
*
* */
/* harmony default export */ const DisparityIndex_DisparityIndexIndicator = ((/* unused pure expression or super */ null && (DisparityIndexIndicator)));
/* *
*
* API Options
*
* */
/**
* The Disparity Index indicator series.
* If the [type](#series.disparityindex.type) option is not
* specified, it is inherited from [chart.type](#chart.type).
*
* @extends series,plotOptions.disparityindex
* @since 9.1.0
* @product highstock
* @excluding allAreas, colorAxis, dataParser, dataURL, joinBy, keys,
* navigatorOptions, pointInterval, pointIntervalUnit,
* pointPlacement, pointRange, pointStart, showInNavigator, stacking
* @requires stock/indicators/indicators
* @requires stock/indicators/disparity-index
* @apioption series.disparityindex
*/
''; // To include the above in the js output
;// ./code/es-modules/masters/indicators/disparity-index.src.js
/* harmony default export */ const disparity_index_src = ((highcharts_commonjs_highcharts_commonjs2_highcharts_root_Highcharts_default()));
__webpack_exports__ = __webpack_exports__["default"];
/******/ return __webpack_exports__;
/******/ })()
;
});