wwbsr/node_modules/highcharts/indicators/accumulation-distribution.src.js

/**
 * @license Highstock JS v8.2.0 (2020-08-20)
 *
 * Indicator series type for Highstock
 *
 * (c) 2010-2019 Sebastian Bochan
 *
 * License: www.highcharts.com/license
 */
'use strict';
(function (factory) {
    if (typeof module === 'object' && module.exports) {
        factory['default'] = factory;
        module.exports = factory;
    } else if (typeof define === 'function' && define.amd) {
        define('highcharts/indicators/accumulation-distribution', ['highcharts', 'highcharts/modules/stock'], function (Highcharts) {
            factory(Highcharts);
            factory.Highcharts = Highcharts;
            return factory;
        });
    } else {
        factory(typeof Highcharts !== 'undefined' ? Highcharts : undefined);
    }
}(function (Highcharts) {
    var _modules = Highcharts ? Highcharts._modules : {};
    function _registerModule(obj, path, args, fn) {
        if (!obj.hasOwnProperty(path)) {
            obj[path] = fn.apply(null, args);
        }
    }
    _registerModule(_modules, 'Stock/Indicators/ADIndicator.js', [_modules['Core/Utilities.js']], function (U) {
        /* *
         *
         *  License: www.highcharts.com/license
         *
         *  !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
         * */
        var error = U.error,
            seriesType = U.seriesType;
        /* eslint-disable valid-jsdoc */
        // Utils:
        /**
         * @private
         */
        function populateAverage(xVal, yVal, yValVolume, i) {
            var high = yVal[i][1],
                low = yVal[i][2],
                close = yVal[i][3],
                volume = yValVolume[i],
                adY = close === high && close === low || high === low ?
                    0 :
                    ((2 * close - low - high) / (high - low)) * volume,
                adX = xVal[i];
            return [adX, adY];
        }
        /* eslint-enable valid-jsdoc */
        /**
         * The AD series type.
         *
         * @private
         * @class
         * @name Highcharts.seriesTypes.ad
         *
         * @augments Highcharts.Series
         */
        seriesType('ad', 'sma', 
        /**
         * Accumulation Distribution (AD). This series requires `linkedTo` option to
         * be set.
         *
         * @sample stock/indicators/accumulation-distribution
         *         Accumulation/Distribution indicator
         *
         * @extends      plotOptions.sma
         * @since        6.0.0
         * @product      highstock
         * @requires     stock/indicators/indicators
         * @requires     stock/indicators/accumulation-distribution
         * @optionparent plotOptions.ad
         */
        {
            params: {
                /**
                 * The id of volume series which is mandatory.
                 * For example using OHLC data, volumeSeriesID='volume' means
                 * the indicator will be calculated using OHLC and volume values.
                 *
                 * @since 6.0.0
                 */
                volumeSeriesID: 'volume'
            }
        }, 
        /**
         * @lends Highcharts.Series#
         */
        {
            nameComponents: false,
            nameBase: 'Accumulation/Distribution',
            getValues: function (series, params) {
                var period = params.period,
                    xVal = series.xData,
                    yVal = series.yData,
                    volumeSeriesID = params.volumeSeriesID,
                    volumeSeries = series.chart.get(volumeSeriesID),
                    yValVolume = volumeSeries && volumeSeries.yData,
                    yValLen = yVal ? yVal.length : 0,
                    AD = [],
                    xData = [],
                    yData = [],
                    len,
                    i,
                    ADPoint;
                if (xVal.length <= period &&
                    yValLen &&
                    yVal[0].length !== 4) {
                    return;
                }
                if (!volumeSeries) {
                    error('Series ' +
                        volumeSeriesID +
                        ' not found! Check `volumeSeriesID`.', true, series.chart);
                    return;
                }
                // i = period <-- skip first N-points
                // Calculate value one-by-one for each period in visible data
                for (i = period; i < yValLen; i++) {
                    len = AD.length;
                    ADPoint = populateAverage(xVal, yVal, yValVolume, i, period);
                    if (len > 0) {
                        ADPoint[1] += AD[len - 1][1];
                    }
                    AD.push(ADPoint);
                    xData.push(ADPoint[0]);
                    yData.push(ADPoint[1]);
                }
                return {
                    values: AD,
                    xData: xData,
                    yData: yData
                };
            }
        });
        /**
         * A `AD` series. If the [type](#series.ad.type) option is not
         * specified, it is inherited from [chart.type](#chart.type).
         *
         * @extends   series,plotOptions.ad
         * @since     6.0.0
         * @excluding dataParser, dataURL
         * @product   highstock
         * @requires  stock/indicators/indicators
         * @requires  stock/indicators/accumulation-distribution
         * @apioption series.ad
         */
        ''; // add doclet above to transpiled file

    });
    _registerModule(_modules, 'masters/indicators/accumulation-distribution.src.js', [], function () {


    });
}));