highcharts
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JavaScript charting framework
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JavaScript
/**
* @license Highstock JS v12.1.2 (2024-12-21)
* @module highcharts/indicators/obv
* @requires highcharts
* @requires highcharts/modules/stock
*
* Indicator series type for Highcharts Stock
*
* (c) 2010-2024 Karol Kolodziej
*
* 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/obv", ["highcharts/highcharts"], function (amd1) {return factory(amd1,amd1["SeriesRegistry"]);});
else if(typeof exports === 'object')
exports["highcharts/indicators/obv"] = 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";
/******/ var __webpack_modules__ = ({
/***/ 512:
/***/ ((module) => {
module.exports = __WEBPACK_EXTERNAL_MODULE__512__;
/***/ }),
/***/ 944:
/***/ ((module) => {
module.exports = __WEBPACK_EXTERNAL_MODULE__944__;
/***/ })
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/************************************************************************/
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/******/
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/************************************************************************/
/******/ /* webpack/runtime/compat get default export */
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/******/ // getDefaultExport function for compatibility with non-harmony modules
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/******/ () => (module['default']) :
/******/ () => (module);
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/******/
/******/ /* webpack/runtime/define property getters */
/******/ (() => {
/******/ // define getter functions for harmony exports
/******/ __webpack_require__.d = (exports, definition) => {
/******/ for(var key in definition) {
/******/ if(__webpack_require__.o(definition, key) && !__webpack_require__.o(exports, key)) {
/******/ Object.defineProperty(exports, key, { enumerable: true, get: definition[key] });
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var __webpack_exports__ = {};
// EXPORTS
__webpack_require__.d(__webpack_exports__, {
"default": () => (/* binding */ obv_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/OBV/OBVIndicator.js
/* *
*
* 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 { isNumber, error, extend, merge } = (highcharts_commonjs_highcharts_commonjs2_highcharts_root_Highcharts_default());
/* *
*
* Class
*
* */
/**
* The OBV series type.
*
* @private
* @class
* @name Highcharts.seriesTypes.obv
*
* @augments Highcharts.Series
*/
class OBVIndicator extends SMAIndicator {
/* *
*
* Functions
*
* */
getValues(series, params) {
const volumeSeries = series.chart.get(params.volumeSeriesID), xVal = series.xData, yVal = series.yData, OBV = [], xData = [], yData = [], hasOHLC = !isNumber(yVal[0]);
let OBVPoint = [], i = 1, previousOBV = 0, curentOBV = 0, previousClose = 0, curentClose = 0, volume;
// Checks if volume series exists.
if (volumeSeries) {
volume = volumeSeries.getColumn('y');
// Add first point and get close value.
OBVPoint = [xVal[0], previousOBV];
previousClose = hasOHLC ?
yVal[0][3] : yVal[0];
OBV.push(OBVPoint);
xData.push(xVal[0]);
yData.push(OBVPoint[1]);
for (i; i < yVal.length; i++) {
curentClose = hasOHLC ?
yVal[i][3] : yVal[i];
if (curentClose > previousClose) { // Up
curentOBV = previousOBV + volume[i];
}
else if (curentClose === previousClose) { // Constant
curentOBV = previousOBV;
}
else { // Down
curentOBV = previousOBV - volume[i];
}
// Add point.
OBVPoint = [xVal[i], curentOBV];
// Assign current as previous for next iteration.
previousOBV = curentOBV;
previousClose = curentClose;
OBV.push(OBVPoint);
xData.push(xVal[i]);
yData.push(OBVPoint[1]);
}
}
else {
error('Series ' +
params.volumeSeriesID +
' not found! Check `volumeSeriesID`.', true, series.chart);
return;
}
return {
values: OBV,
xData: xData,
yData: yData
};
}
}
/* *
*
* Static Properties
*
* */
/**
* On-Balance Volume (OBV) technical indicator. This series
* requires the `linkedTo` option to be set and should be loaded after
* the `stock/indicators/indicators.js` file. Through the `volumeSeriesID`
* there also should be linked the volume series.
*
* @sample stock/indicators/obv
* OBV indicator
*
* @extends plotOptions.sma
* @since 9.1.0
* @product highstock
* @requires stock/indicators/indicators
* @requires stock/indicators/obv
* @excluding allAreas, colorAxis, joinBy, keys, navigatorOptions,
* pointInterval, pointIntervalUnit, pointPlacement,
* pointRange, pointStart, showInNavigator, stacking
* @optionparent plotOptions.obv
*/
OBVIndicator.defaultOptions = merge(SMAIndicator.defaultOptions, {
marker: {
enabled: false
},
/**
* @excluding index, period
*/
params: {
// Index and period are unchangeable, do not inherit (#15362)
index: void 0,
period: void 0,
/**
* The id of another series to use its data as volume data for the
* indicator calculation.
*/
volumeSeriesID: 'volume'
},
tooltip: {
valueDecimals: 0
}
});
extend(OBVIndicator.prototype, {
nameComponents: void 0
});
highcharts_SeriesRegistry_commonjs_highcharts_SeriesRegistry_commonjs2_highcharts_SeriesRegistry_root_Highcharts_SeriesRegistry_default().registerSeriesType('obv', OBVIndicator);
/* *
*
* Default Export
*
* */
/* harmony default export */ const OBV_OBVIndicator = ((/* unused pure expression or super */ null && (OBVIndicator)));
/* *
*
* API Options
*
* */
/**
* A `OBV` series. If the [type](#series.obv.type) option is not
* specified, it is inherited from [chart.type](#chart.type).
*
* @extends series,plotOptions.obv
* @since 9.1.0
* @product highstock
* @excluding dataParser, dataURL
* @requires stock/indicators/indicators
* @requires stock/indicators/obv
* @apioption series.obv
*/
''; // To include the above in the js output
;// ./code/es-modules/masters/indicators/obv.src.js
/* harmony default export */ const obv_src = ((highcharts_commonjs_highcharts_commonjs2_highcharts_root_Highcharts_default()));
__webpack_exports__ = __webpack_exports__["default"];
/******/ return __webpack_exports__;
/******/ })()
;
});