Icard/angular-clarity-master(work.../node_modules/highcharts/indicators/williams-r.src.js

225 lines
7.6 KiB
JavaScript

/**
* @license Highstock JS v11.4.1 (2024-04-04)
*
* Indicator series type for Highcharts Stock
*
* (c) 2010-2024 Wojciech Chmiel
*
* 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/williams-r', ['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/ArrayUtilities.js', [], function () {
/**
*
* (c) 2010-2024 Pawel Fus & Daniel Studencki
*
* License: www.highcharts.com/license
*
* !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
*
* */
/* *
*
* Functions
*
* */
/**
* Get extremes of array filled by OHLC data.
*
* @private
*
* @param {Array<Array<number>>} arr
* Array of OHLC points (arrays).
*
* @param {number} minIndex
* Index of "low" value in point array.
*
* @param {number} maxIndex
* Index of "high" value in point array.
*
* @return {Array<number,number>}
* Returns array with min and max value.
*/
function getArrayExtremes(arr, minIndex, maxIndex) {
return arr.reduce((prev, target) => [
Math.min(prev[0], target[minIndex]),
Math.max(prev[1], target[maxIndex])
], [Number.MAX_VALUE, -Number.MAX_VALUE]);
}
/* *
*
* Default Export
*
* */
const ArrayUtilities = {
getArrayExtremes
};
return ArrayUtilities;
});
_registerModule(_modules, 'Stock/Indicators/WilliamsR/WilliamsRIndicator.js', [_modules['Stock/Indicators/ArrayUtilities.js'], _modules['Core/Series/SeriesRegistry.js'], _modules['Core/Utilities.js']], function (AU, SeriesRegistry, U) {
/* *
*
* License: www.highcharts.com/license
*
* !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
*
* */
const { sma: SMAIndicator } = SeriesRegistry.seriesTypes;
const { extend, isArray, merge } = U;
/* *
*
* Class
*
* */
/**
* The Williams %R series type.
*
* @private
* @class
* @name Highcharts.seriesTypes.williamsr
*
* @augments Highcharts.Series
*/
class WilliamsRIndicator extends SMAIndicator {
/* *
*
* Functions
*
* */
getValues(series, params) {
const period = params.period, xVal = series.xData, yVal = series.yData, yValLen = yVal ? yVal.length : 0, WR = [], // 0- date, 1- Williams %R
xData = [], yData = [], close = 3, low = 2, high = 1;
let slicedY, extremes, R, HH, // Highest high value in period
LL, // Lowest low value in period
CC, // Current close value
i;
// Williams %R requires close value
if (xVal.length < period ||
!isArray(yVal[0]) ||
yVal[0].length !== 4) {
return;
}
// For a N-period, we start from N-1 point, to calculate Nth point
// That is why we later need to comprehend slice() elements list
// with (+1)
for (i = period - 1; i < yValLen; i++) {
slicedY = yVal.slice(i - period + 1, i + 1);
extremes = AU.getArrayExtremes(slicedY, low, high);
LL = extremes[0];
HH = extremes[1];
CC = yVal[i][close];
R = ((HH - CC) / (HH - LL)) * -100;
if (xVal[i]) {
WR.push([xVal[i], R]);
xData.push(xVal[i]);
yData.push(R);
}
}
return {
values: WR,
xData: xData,
yData: yData
};
}
}
/* *
*
* Static Properties
*
* */
/**
* Williams %R. This series requires the `linkedTo` option to be
* set and should be loaded after the `stock/indicators/indicators.js`.
*
* @sample {highstock} stock/indicators/williams-r
* Williams %R
*
* @extends plotOptions.sma
* @since 7.0.0
* @product highstock
* @excluding allAreas, colorAxis, joinBy, keys, navigatorOptions,
* pointInterval, pointIntervalUnit, pointPlacement,
* pointRange, pointStart, showInNavigator, stacking
* @requires stock/indicators/indicators
* @requires stock/indicators/williams-r
* @optionparent plotOptions.williamsr
*/
WilliamsRIndicator.defaultOptions = merge(SMAIndicator.defaultOptions, {
/**
* Parameters used in calculation of Williams %R series points.
* @excluding index
*/
params: {
index: void 0,
/**
* Period for Williams %R oscillator
*/
period: 14
}
});
extend(WilliamsRIndicator.prototype, {
nameBase: 'Williams %R'
});
SeriesRegistry.registerSeriesType('williamsr', WilliamsRIndicator);
/* *
*
* Default Export
*
* */
/* *
*
* API Options
*
* */
/**
* A `Williams %R Oscillator` series. If the [type](#series.williamsr.type)
* option is not specified, it is inherited from [chart.type](#chart.type).
*
* @extends series,plotOptions.williamsr
* @since 7.0.0
* @product highstock
* @excluding allAreas, colorAxis, dataParser, dataURL, joinBy, keys,
* navigatorOptions, pointInterval, pointIntervalUnit,
* pointPlacement, pointRange, pointStart, showInNavigator, stacking
* @requires stock/indicators/indicators
* @requires stock/indicators/williams-r
* @apioption series.williamsr
*/
''; // Adds doclets above to the transpiled file
return WilliamsRIndicator;
});
_registerModule(_modules, 'masters/indicators/williams-r.src.js', [_modules['Core/Globals.js']], function (Highcharts) {
return Highcharts;
});
}));