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

190 lines
6.2 KiB
JavaScript

/**
* @license Highstock JS v11.4.1 (2024-04-04)
*
* Indicator series type for Highcharts Stock
*
* (c) 2010-2024 Sebastian Bochan
*
* 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/atr', ['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/ATR/ATRIndicator.js', [_modules['Core/Series/SeriesRegistry.js'], _modules['Core/Utilities.js']], function (SeriesRegistry, U) {
/* *
*
* License: www.highcharts.com/license
*
* !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
*
* */
const { sma: SMAIndicator } = SeriesRegistry.seriesTypes;
const { isArray, merge } = U;
/* *
*
* Functions
*
* */
// Utils:
/**
* @private
*/
function accumulateAverage(points, xVal, yVal, i) {
const xValue = xVal[i], yValue = yVal[i];
points.push([xValue, yValue]);
}
/**
* @private
*/
function getTR(currentPoint, prevPoint) {
const pointY = currentPoint, prevY = prevPoint, HL = pointY[1] - pointY[2], HCp = typeof prevY === 'undefined' ? 0 : Math.abs(pointY[1] - prevY[3]), LCp = typeof prevY === 'undefined' ? 0 : Math.abs(pointY[2] - prevY[3]), TR = Math.max(HL, HCp, LCp);
return TR;
}
/**
* @private
*/
function populateAverage(points, xVal, yVal, i, period, prevATR) {
const x = xVal[i - 1], TR = getTR(yVal[i - 1], yVal[i - 2]), y = (((prevATR * (period - 1)) + TR) / period);
return [x, y];
}
/* *
*
* Class
*
* */
/**
* The ATR series type.
*
* @private
* @class
* @name Highcharts.seriesTypes.atr
*
* @augments Highcharts.Series
*/
class ATRIndicator extends SMAIndicator {
/* *
*
* Functions
*
* */
getValues(series, params) {
const period = params.period, xVal = series.xData, yVal = series.yData, yValLen = yVal ? yVal.length : 0, xValue = xVal[0], yValue = yVal[0], points = [[xValue, yValue]], ATR = [], xData = [], yData = [];
let point, i, prevATR = 0, range = 1, TR = 0;
if ((xVal.length <= period) ||
!isArray(yVal[0]) ||
yVal[0].length !== 4) {
return;
}
for (i = 1; i <= yValLen; i++) {
accumulateAverage(points, xVal, yVal, i);
if (period < range) {
point = populateAverage(points, xVal, yVal, i, period, prevATR);
prevATR = point[1];
ATR.push(point);
xData.push(point[0]);
yData.push(point[1]);
}
else if (period === range) {
prevATR = TR / (i - 1);
ATR.push([xVal[i - 1], prevATR]);
xData.push(xVal[i - 1]);
yData.push(prevATR);
range++;
}
else {
TR += getTR(yVal[i - 1], yVal[i - 2]);
range++;
}
}
return {
values: ATR,
xData: xData,
yData: yData
};
}
}
/* *
*
* Static Properties
*
* */
/**
* Average true range indicator (ATR). This series requires `linkedTo`
* option to be set.
*
* @sample stock/indicators/atr
* ATR indicator
*
* @extends plotOptions.sma
* @since 6.0.0
* @product highstock
* @requires stock/indicators/indicators
* @requires stock/indicators/atr
* @optionparent plotOptions.atr
*/
ATRIndicator.defaultOptions = merge(SMAIndicator.defaultOptions, {
/**
* @excluding index
*/
params: {
index: void 0 // Unused index, do not inherit (#15362)
}
});
SeriesRegistry.registerSeriesType('atr', ATRIndicator);
/* *
*
* Default Export
*
* */
/* *
*
* API Options
*
* */
/**
* A `ATR` series. If the [type](#series.atr.type) option is not specified, it
* is inherited from [chart.type](#chart.type).
*
* @extends series,plotOptions.atr
* @since 6.0.0
* @product highstock
* @excluding dataParser, dataURL
* @requires stock/indicators/indicators
* @requires stock/indicators/atr
* @apioption series.atr
*/
''; // To include the above in the js output
return ATRIndicator;
});
_registerModule(_modules, 'masters/indicators/atr.src.js', [_modules['Core/Globals.js']], function (Highcharts) {
return Highcharts;
});
}));