/* *
 *
 *  License: www.highcharts.com/license
 *
 *  !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
 *
 * */
'use strict';
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 (b.hasOwnProperty(p)) d[p] = b[p]; };
        return extendStatics(d, b);
    };
    return function (d, b) {
        extendStatics(d, b);
        function __() { this.constructor = d; }
        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
    };
})();
import MultipleLinesComposition from '../MultipleLinesComposition.js';
import SeriesRegistry from '../../../Core/Series/SeriesRegistry.js';
var SMAIndicator = SeriesRegistry.seriesTypes.sma;
import U from '../../../Core/Utilities.js';
var correctFloat = U.correctFloat, extend = U.extend, merge = U.merge;
/**
 * The Keltner Channels series type.
 *
 * @private
 * @class
 * @name Highcharts.seriesTypes.keltnerchannels
 *
 * @augments Highcharts.Series
 */
var KeltnerChannelsIndicator = /** @class */ (function (_super) {
    __extends(KeltnerChannelsIndicator, _super);
    function KeltnerChannelsIndicator() {
        var _this = _super !== null && _super.apply(this, arguments) || this;
        _this.data = void 0;
        _this.options = void 0;
        _this.points = void 0;
        return _this;
    }
    KeltnerChannelsIndicator.prototype.init = function () {
        SeriesRegistry.seriesTypes.sma.prototype.init.apply(this, arguments);
        // Set default color for lines:
        this.options = merge({
            topLine: {
                styles: {
                    lineColor: this.color
                }
            },
            bottomLine: {
                styles: {
                    lineColor: this.color
                }
            }
        }, this.options);
    };
    KeltnerChannelsIndicator.prototype.getValues = function (series, params) {
        var period = params.period, periodATR = params.periodATR, multiplierATR = params.multiplierATR, index = params.index, yVal = series.yData, yValLen = yVal ? yVal.length : 0, 
        // Keltner Channels array structure:
        // 0-date, 1-top line, 2-middle line, 3-bottom line
        KC = [], 
        // middle line, top line and bottom lineI
        ML, TL, BL, date, seriesEMA = SeriesRegistry.seriesTypes.ema.prototype.getValues(series, {
            period: period,
            index: index
        }), seriesATR = SeriesRegistry.seriesTypes.atr.prototype.getValues(series, {
            period: periodATR
        }), pointEMA, pointATR, xData = [], yData = [], i;
        if (yValLen < period) {
            return;
        }
        for (i = period; i <= yValLen; i++) {
            pointEMA = seriesEMA.values[i - period];
            pointATR = seriesATR.values[i - periodATR];
            date = pointEMA[0];
            TL = correctFloat(pointEMA[1] + (multiplierATR * pointATR[1]));
            BL = correctFloat(pointEMA[1] - (multiplierATR * pointATR[1]));
            ML = pointEMA[1];
            KC.push([date, TL, ML, BL]);
            xData.push(date);
            yData.push([TL, ML, BL]);
        }
        return {
            values: KC,
            xData: xData,
            yData: yData
        };
    };
    /**
     * Keltner Channels. This series requires the `linkedTo` option to be set
     * and should be loaded after the `stock/indicators/indicators.js`,
     * `stock/indicators/atr.js`, and `stock/ema/.js`.
     *
     * @sample {highstock} stock/indicators/keltner-channels
     *         Keltner Channels
     *
     * @extends      plotOptions.sma
     * @since        7.0.0
     * @product      highstock
     * @excluding    allAreas, colorAxis, compare, compareBase, joinBy, keys,
     *               navigatorOptions, pointInterval, pointIntervalUnit,
     *               pointPlacement, pointRange, pointStart,showInNavigator,
     *               stacking
     * @requires     stock/indicators/indicators
     * @requires     stock/indicators/keltner-channels
     * @optionparent plotOptions.keltnerchannels
     */
    KeltnerChannelsIndicator.defaultOptions = merge(SMAIndicator.defaultOptions, {
        /**
         * Option for fill color between lines in Keltner Channels Indicator.
         *
         * @sample {highstock} stock/indicators/indicator-area-fill
         *      Background fill between lines.
         *
         * @type {Highcharts.Color}
         * @since 9.3.2
         * @apioption plotOptions.keltnerchannels.fillColor
         *
         */
        params: {
            /**
             * The point index which indicator calculations will base. For
             * example using OHLC data, index=2 means the indicator will be
             * calculated using Low values.
             */
            index: 0,
            period: 20,
            /**
             * The ATR period.
             */
            periodATR: 10,
            /**
             * The ATR multiplier.
             */
            multiplierATR: 2
        },
        /**
         * Bottom line options.
         *
         */
        bottomLine: {
            /**
             * Styles for a bottom line.
             *
             */
            styles: {
                /**
                 * Pixel width of the line.
                 */
                lineWidth: 1,
                /**
                 * Color of the line. If not set, it's inherited from
                 * `plotOptions.keltnerchannels.color`
                 */
                lineColor: void 0
            }
        },
        /**
         * Top line options.
         *
         * @extends plotOptions.keltnerchannels.bottomLine
         */
        topLine: {
            styles: {
                lineWidth: 1,
                lineColor: void 0
            }
        },
        tooltip: {
            pointFormat: '<span style="color:{point.color}">\u25CF</span><b> {series.name}</b><br/>Upper Channel: {point.top}<br/>EMA({series.options.params.period}): {point.middle}<br/>Lower Channel: {point.bottom}<br/>'
        },
        marker: {
            enabled: false
        },
        dataGrouping: {
            approximation: 'averages'
        },
        lineWidth: 1
    });
    return KeltnerChannelsIndicator;
}(SMAIndicator));
extend(KeltnerChannelsIndicator.prototype, {
    nameBase: 'Keltner Channels',
    areaLinesNames: ['top', 'bottom'],
    nameComponents: ['period', 'periodATR', 'multiplierATR'],
    linesApiNames: ['topLine', 'bottomLine'],
    pointArrayMap: ['top', 'middle', 'bottom'],
    pointValKey: 'middle'
});
MultipleLinesComposition.compose(KeltnerChannelsIndicator);
SeriesRegistry.registerSeriesType('keltnerchannels', KeltnerChannelsIndicator);
/* *
 *
 *  Default Export
 *
 * */
export default KeltnerChannelsIndicator;
/**
 * A Keltner Channels indicator. If the [type](#series.keltnerchannels.type)
 * option is not specified, it is inherited from[chart.type](#chart.type).
 *
 * @extends      series,plotOptions.keltnerchannels
 * @since        7.0.0
 * @product      highstock
 * @excluding    allAreas, colorAxis, compare, compareBase, dataParser, dataURL,
 *               joinBy, keys, navigatorOptions, pointInterval,
 *               pointIntervalUnit, pointPlacement, pointRange, pointStart,
 *               stacking, showInNavigator
 * @requires     stock/indicators/indicators
 * @requires     stock/indicators/keltner-channels
 * @apioption    series.keltnerchannels
 */
''; // to include the above in the js output
