File: /var/www/quadcode/frontend/node_modules/highcharts/es5/indicators/roc.src.js
/**
* @license Highstock JS v10.3.3 (2023-01-20)
*
* Indicator series type for Highcharts Stock
*
* (c) 2010-2021 Kacper Madej
*
* 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/roc', ['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/ROC/ROCIndicator.js', [_modules['Core/Series/SeriesRegistry.js'], _modules['Core/Utilities.js']], function (SeriesRegistry, U) {
/* *
*
* (c) 2010-2021 Kacper Madej
*
* License: www.highcharts.com/license
*
* !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
*
* */
var __extends = (this && this.__extends) || (function () {
var extendStatics = function (d, b) {
extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
return extendStatics(d, b);
};
return function (d, b) {
if (typeof b !== "function" && b !== null)
throw new TypeError("Class extends value " + String(b) + " is not a constructor or null");
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
var SMAIndicator = SeriesRegistry.seriesTypes.sma;
var isArray = U.isArray, merge = U.merge, extend = U.extend;
/* *
*
* Functions
*
* */
// Utils:
function populateAverage(xVal, yVal, i, period, index) {
/* Calculated as:
(Closing Price [today] - Closing Price [n days ago]) /
Closing Price [n days ago] * 100
Return y as null when avoiding division by zero */
var nDaysAgoY, rocY;
if (index < 0) {
// y data given as an array of values
nDaysAgoY = yVal[i - period];
rocY = nDaysAgoY ?
(yVal[i] - nDaysAgoY) / nDaysAgoY * 100 :
null;
}
else {
// y data given as an array of arrays and the index should be used
nDaysAgoY = yVal[i - period][index];
rocY = nDaysAgoY ?
(yVal[i][index] - nDaysAgoY) / nDaysAgoY * 100 :
null;
}
return [xVal[i], rocY];
}
/* *
*
* Class
*
* */
/**
* The ROC series type.
*
* @private
* @class
* @name Highcharts.seriesTypes.roc
*
* @augments Highcharts.Series
*/
var ROCIndicator = /** @class */ (function (_super) {
__extends(ROCIndicator, _super);
function ROCIndicator() {
/* *
*
* Static Properties
*
* */
var _this = _super !== null && _super.apply(this, arguments) || this;
/* *
*
* Properties
*
* */
_this.data = void 0;
_this.options = void 0;
_this.points = void 0;
return _this;
}
/* *
*
* Functions
*
* */
ROCIndicator.prototype.getValues = function (series, params) {
var period = params.period, xVal = series.xData, yVal = series.yData, yValLen = yVal ? yVal.length : 0, ROC = [], xData = [], yData = [], i, index = -1, ROCPoint;
// Period is used as a number of time periods ago, so we need more
// (at least 1 more) data than the period value
if (xVal.length <= period) {
return;
}
// Switch index for OHLC / Candlestick / Arearange
if (isArray(yVal[0])) {
index = params.index;
}
// i = period <-- skip first N-points
// Calculate value one-by-one for each period in visible data
for (i = period; i < yValLen; i++) {
ROCPoint = populateAverage(xVal, yVal, i, period, index);
ROC.push(ROCPoint);
xData.push(ROCPoint[0]);
yData.push(ROCPoint[1]);
}
return {
values: ROC,
xData: xData,
yData: yData
};
};
/**
* Rate of change indicator (ROC). The indicator value for each point
* is defined as:
*
* `(C - Cn) / Cn * 100`
*
* where: `C` is the close value of the point of the same x in the
* linked series and `Cn` is the close value of the point `n` periods
* ago. `n` is set through [period](#plotOptions.roc.params.period).
*
* This series requires `linkedTo` option to be set.
*
* @sample stock/indicators/roc
* Rate of change indicator
*
* @extends plotOptions.sma
* @since 6.0.0
* @product highstock
* @requires stock/indicators/indicators
* @requires stock/indicators/roc
* @optionparent plotOptions.roc
*/
ROCIndicator.defaultOptions = merge(SMAIndicator.defaultOptions, {
params: {
index: 3,
period: 9
}
});
return ROCIndicator;
}(SMAIndicator));
extend(ROCIndicator.prototype, {
nameBase: 'Rate of Change'
});
SeriesRegistry.registerSeriesType('roc', ROCIndicator);
/* *
*
* Default Export
*
* */
/* *
*
* API Options
*
* */
/**
* A `ROC` series. If the [type](#series.wma.type) option is not
* specified, it is inherited from [chart.type](#chart.type).
*
* Rate of change indicator (ROC). The indicator value for each point
* is defined as:
*
* `(C - Cn) / Cn * 100`
*
* where: `C` is the close value of the point of the same x in the
* linked series and `Cn` is the close value of the point `n` periods
* ago. `n` is set through [period](#series.roc.params.period).
*
* This series requires `linkedTo` option to be set.
*
* @extends series,plotOptions.roc
* @since 6.0.0
* @product highstock
* @excluding dataParser, dataURL
* @requires stock/indicators/indicators
* @requires stock/indicators/roc
* @apioption series.roc
*/
''; // to include the above in the js output
return ROCIndicator;
});
_registerModule(_modules, 'masters/indicators/roc.src.js', [], function () {
});
}));