wwbsr/node_modules/highcharts/indicators/cci.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/cci', ['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/CCIIndicator.js', [_modules['Core/Utilities.js']], function (U) {
        /* *
         *
         *  License: www.highcharts.com/license
         *
         *  !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
         * */
        var isArray = U.isArray,
            seriesType = U.seriesType;
        /* eslint-disable valid-jsdoc */
        // Utils:
        /**
         * @private
         */
        function sumArray(array) {
            return array.reduce(function (prev, cur) {
                return prev + cur;
            }, 0);
        }
        /**
         * @private
         */
        function meanDeviation(arr, sma) {
            var len = arr.length,
                sum = 0,
                i;
            for (i = 0; i < len; i++) {
                sum += Math.abs(sma - (arr[i]));
            }
            return sum;
        }
        /* eslint-enable valid-jsdoc */
        /**
         * The CCI series type.
         *
         * @private
         * @class
         * @name Highcharts.seriesTypes.cci
         *
         * @augments Highcharts.Series
         */
        seriesType('cci', 'sma', 
        /**
         * Commodity Channel Index (CCI). This series requires `linkedTo` option to
         * be set.
         *
         * @sample stock/indicators/cci
         *         CCI indicator
         *
         * @extends      plotOptions.sma
         * @since        6.0.0
         * @product      highstock
         * @requires     stock/indicators/indicators
         * @requires     stock/indicators/cci
         * @optionparent plotOptions.cci
         */
        {
            params: {
                period: 14
            }
        }, 
        /**
         * @lends Highcharts.Series#
         */
        {
            getValues: function (series, params) {
                var period = params.period,
                    xVal = series.xData,
                    yVal = series.yData,
                    yValLen = yVal ? yVal.length : 0,
                    TP = [],
                    periodTP = [],
                    range = 1,
                    CCI = [],
                    xData = [],
                    yData = [],
                    CCIPoint,
                    p,
                    len,
                    smaTP,
                    TPtemp,
                    meanDev,
                    i;
                // CCI requires close value
                if (xVal.length <= period ||
                    !isArray(yVal[0]) ||
                    yVal[0].length !== 4) {
                    return;
                }
                // accumulate first N-points
                while (range < period) {
                    p = yVal[range - 1];
                    TP.push((p[1] + p[2] + p[3]) / 3);
                    range++;
                }
                for (i = period; i <= yValLen; i++) {
                    p = yVal[i - 1];
                    TPtemp = (p[1] + p[2] + p[3]) / 3;
                    len = TP.push(TPtemp);
                    periodTP = TP.slice(len - period);
                    smaTP = sumArray(periodTP) / period;
                    meanDev = meanDeviation(periodTP, smaTP) / period;
                    CCIPoint = ((TPtemp - smaTP) / (0.015 * meanDev));
                    CCI.push([xVal[i - 1], CCIPoint]);
                    xData.push(xVal[i - 1]);
                    yData.push(CCIPoint);
                }
                return {
                    values: CCI,
                    xData: xData,
                    yData: yData
                };
            }
        });
        /**
         * A `CCI` series. If the [type](#series.cci.type) option is not
         * specified, it is inherited from [chart.type](#chart.type).
         *
         * @extends   series,plotOptions.cci
         * @since     6.0.0
         * @excluding dataParser, dataURL
         * @product   highstock
         * @requires  stock/indicators/indicators
         * @requires  stock/indicators/cci
         * @apioption series.cci
         */
        ''; // to include the above in the js output

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


    });
}));