// SPDX-License-Identifier: LicenseRef-Highcharts
/**
 * @license Highstock JS v12.5.0 (2026-01-12)
 * @module highcharts/indicators/stochastic
 * @requires highcharts
 * @requires highcharts/modules/stock
 *
 * Indicator series type for Highcharts Stock
 *
 * (c) 2010-2026 Highsoft AS
 * Author: Paweł Fus
 *
 * A commercial license may be required depending on use.
 * See www.highcharts.com/license
 */
import * as __WEBPACK_EXTERNAL_MODULE__highcharts_src_js_8202131d__ from "../highcharts.src.js";
/******/ // The require scope
/******/ var __webpack_require__ = {};
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/************************************************************************/
/******/ /* webpack/runtime/compat get default export */
/******/ (() => {
/******/ 	// getDefaultExport function for compatibility with non-harmony modules
/******/ 	__webpack_require__.n = (module) => {
/******/ 		var getter = module && module.__esModule ?
/******/ 			() => (module['default']) :
/******/ 			() => (module);
/******/ 		__webpack_require__.d(getter, { a: getter });
/******/ 		return getter;
/******/ 	};
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var __webpack_exports__ = {};

;// external ["../highcharts.src.js","default"]
const external_highcharts_src_js_default_namespaceObject = __WEBPACK_EXTERNAL_MODULE__highcharts_src_js_8202131d__["default"];
var external_highcharts_src_js_default_default = /*#__PURE__*/__webpack_require__.n(external_highcharts_src_js_default_namespaceObject);
;// ./code/es-modules/Stock/Indicators/ArrayUtilities.js
// SPDX-License-Identifier: LicenseRef-Highcharts
/**
 *
 *  (c) 2010-2026 Highsoft AS
 *  Author: Pawel Fus & Daniel Studencki
 *
 *  A commercial license may be required depending on use.
 *  See www.highcharts.com/license
 *
 *
 * */

/* *
 *
 *  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
};
/* harmony default export */ const Indicators_ArrayUtilities = (ArrayUtilities);

;// external ["../highcharts.src.js","default","SeriesRegistry"]
const external_highcharts_src_js_default_SeriesRegistry_namespaceObject = __WEBPACK_EXTERNAL_MODULE__highcharts_src_js_8202131d__["default"].SeriesRegistry;
var external_highcharts_src_js_default_SeriesRegistry_default = /*#__PURE__*/__webpack_require__.n(external_highcharts_src_js_default_SeriesRegistry_namespaceObject);
;// ./code/es-modules/Stock/Indicators/MultipleLinesComposition.js
// SPDX-License-Identifier: LicenseRef-Highcharts
/**
 *
 *  (c) 2010-2026 Highsoft AS
 *  Author: Wojciech Chmiel
 *
 *  A commercial license may be required depending on use.
 *  See www.highcharts.com/license
 *
 *
 * */


const { sma: { prototype: smaProto } } = (external_highcharts_src_js_default_SeriesRegistry_default()).seriesTypes;

const { defined, error, merge } = (external_highcharts_src_js_default_default());
/* *
 *
 *  Composition
 *
 * */
var MultipleLinesComposition;
(function (MultipleLinesComposition) {
    /* *
     *
     *  Declarations
     *
     * */
    /* *
     *
     *  Constants
     *
     * */
    /**
     * Additional lines DOCS names. Elements of linesApiNames array should
     * be consistent with DOCS line names defined in your implementation.
     * Notice that linesApiNames should have decreased amount of elements
     * relative to pointArrayMap (without pointValKey).
     *
     * @private
     * @type {Array<string>}
     */
    const linesApiNames = ['bottomLine'];
    /**
     * Lines ids. Required to plot appropriate amount of lines.
     * Notice that pointArrayMap should have more elements than
     * linesApiNames, because it contains main line and additional lines ids.
     * Also it should be consistent with amount of lines calculated in
     * getValues method from your implementation.
     *
     * @private
     * @type {Array<string>}
     */
    const pointArrayMap = ['top', 'bottom'];
    /**
     * Names of the lines, between which the area should be plotted.
     * If the drawing of the area should
     * be disabled for some indicators, leave this option as an empty array.
     * Names should be the same as the names in the pointArrayMap.
     *
     * @private
     * @type {Array<string>}
     */
    const areaLinesNames = ['top'];
    /**
     * Main line id.
     *
     * @private
     * @type {string}
     */
    const pointValKey = 'top';
    /* *
     *
     *  Functions
     *
     * */
    /**
     * Composition useful for all indicators that have more than one line.
     * Compose it with your implementation where you will provide the
     * `getValues` method appropriate to your indicator and `pointArrayMap`,
     * `pointValKey`, `linesApiNames` properties. Notice that `pointArrayMap`
     * should be consistent with the amount of lines calculated in the
     * `getValues` method.
     *
     * @private
     */
    function compose(IndicatorClass) {
        const proto = IndicatorClass.prototype;
        proto.linesApiNames = (proto.linesApiNames ||
            linesApiNames.slice());
        proto.pointArrayMap = (proto.pointArrayMap ||
            pointArrayMap.slice());
        proto.pointValKey = (proto.pointValKey ||
            pointValKey);
        proto.areaLinesNames = (proto.areaLinesNames ||
            areaLinesNames.slice());
        proto.drawGraph = indicatorDrawGraph;
        proto.getGraphPath = indicatorGetGraphPath;
        proto.toYData = indicatorToYData;
        proto.translate = indicatorTranslate;
        return IndicatorClass;
    }
    MultipleLinesComposition.compose = compose;
    /**
     * Generate the API name of the line
     *
     * @private
     * @param propertyName name of the line
     */
    function getLineName(propertyName) {
        return ('plot' +
            propertyName.charAt(0).toUpperCase() +
            propertyName.slice(1));
    }
    /**
     * Create translatedLines Collection based on pointArrayMap.
     *
     * @private
     * @param {string} [excludedValue]
     *        Main line id
     * @return {Array<string>}
     *         Returns translated lines names without excluded value.
     */
    function getTranslatedLinesNames(indicator, excludedValue) {
        const translatedLines = [];
        (indicator.pointArrayMap || []).forEach((propertyName) => {
            if (propertyName !== excludedValue) {
                translatedLines.push(getLineName(propertyName));
            }
        });
        return translatedLines;
    }
    /**
     * Draw main and additional lines.
     *
     * @private
     */
    function indicatorDrawGraph() {
        const indicator = this, pointValKey = indicator.pointValKey, linesApiNames = indicator.linesApiNames, areaLinesNames = indicator.areaLinesNames, mainLinePoints = indicator.points, mainLineOptions = indicator.options, mainLinePath = indicator.graph, gappedExtend = {
            options: {
                gapSize: mainLineOptions.gapSize
            }
        }, 
        // Additional lines point place holders:
        secondaryLines = [], secondaryLinesNames = getTranslatedLinesNames(indicator, pointValKey);
        let pointsLength = mainLinePoints.length, point;
        // Generate points for additional lines:
        secondaryLinesNames.forEach((plotLine, index) => {
            // Create additional lines point place holders
            secondaryLines[index] = [];
            while (pointsLength--) {
                point = mainLinePoints[pointsLength];
                secondaryLines[index].push({
                    x: point.x,
                    plotX: point.plotX,
                    plotY: point[plotLine],
                    isNull: !defined(point[plotLine])
                });
            }
            pointsLength = mainLinePoints.length;
        });
        // Modify options and generate area fill:
        if (indicator.userOptions.fillColor && areaLinesNames.length) {
            const index = secondaryLinesNames.indexOf(getLineName(areaLinesNames[0])), secondLinePoints = secondaryLines[index], firstLinePoints = areaLinesNames.length === 1 ?
                mainLinePoints :
                secondaryLines[secondaryLinesNames.indexOf(getLineName(areaLinesNames[1]))], originalColor = indicator.color;
            indicator.points = firstLinePoints;
            indicator.nextPoints = secondLinePoints;
            indicator.color = indicator.userOptions.fillColor;
            indicator.options = merge(mainLinePoints, gappedExtend);
            indicator.graph = indicator.area;
            indicator.fillGraph = true;
            smaProto.drawGraph.call(indicator);
            indicator.area = indicator.graph;
            // Clean temporary properties:
            delete indicator.nextPoints;
            delete indicator.fillGraph;
            indicator.color = originalColor;
        }
        // Modify options and generate additional lines:
        linesApiNames.forEach((lineName, i) => {
            if (secondaryLines[i]) {
                indicator.points = secondaryLines[i];
                if (mainLineOptions[lineName]) {
                    indicator.options = merge(mainLineOptions[lineName].styles, gappedExtend);
                }
                else {
                    error('Error: "There is no ' + lineName +
                        ' in DOCS options declared. Check if linesApiNames' +
                        ' are consistent with your DOCS line names."');
                }
                indicator.graph = indicator['graph' + lineName];
                smaProto.drawGraph.call(indicator);
                // Now save lines:
                indicator['graph' + lineName] = indicator.graph;
            }
            else {
                error('Error: "' + lineName + ' doesn\'t have equivalent ' +
                    'in pointArrayMap. To many elements in linesApiNames ' +
                    'relative to pointArrayMap."');
            }
        });
        // Restore options and draw a main line:
        indicator.points = mainLinePoints;
        indicator.options = mainLineOptions;
        indicator.graph = mainLinePath;
        smaProto.drawGraph.call(indicator);
    }
    /**
     * Create the path based on points provided as argument.
     * If indicator.nextPoints option is defined, create the areaFill.
     *
     * @private
     * @param points Points on which the path should be created
     */
    function indicatorGetGraphPath(points) {
        let areaPath, path = [], higherAreaPath = [];
        points = points || this.points;
        // Render Span
        if (this.fillGraph && this.nextPoints) {
            areaPath = smaProto.getGraphPath.call(this, this.nextPoints);
            if (areaPath && areaPath.length) {
                areaPath[0][0] = 'L';
                path = smaProto.getGraphPath.call(this, points);
                higherAreaPath = areaPath.slice(0, path.length);
                // Reverse points, so that the areaFill will start from the end:
                for (let i = higherAreaPath.length - 1; i >= 0; i--) {
                    path.push(higherAreaPath[i]);
                }
            }
        }
        else {
            path = smaProto.getGraphPath.apply(this, arguments);
        }
        return path;
    }
    /**
     * @private
     * @param {Highcharts.Point} point
     *        Indicator point
     * @return {Array<number>}
     *         Returns point Y value for all lines
     */
    function indicatorToYData(point) {
        const pointColl = [];
        (this.pointArrayMap || []).forEach((propertyName) => {
            pointColl.push(point[propertyName]);
        });
        return pointColl;
    }
    /**
     * Add lines plot pixel values.
     *
     * @private
     */
    function indicatorTranslate() {
        const pointArrayMap = this.pointArrayMap;
        let LinesNames = [], value;
        LinesNames = getTranslatedLinesNames(this);
        smaProto.translate.apply(this, arguments);
        this.points.forEach((point) => {
            pointArrayMap.forEach((propertyName, i) => {
                value = point[propertyName];
                // If the modifier, like for example compare exists,
                // modified the original value by that method, #15867.
                if (this.dataModify) {
                    value = this.dataModify.modifyValue(value);
                }
                if (value !== null) {
                    point[LinesNames[i]] = this.yAxis.toPixels(value, true);
                }
            });
        });
    }
})(MultipleLinesComposition || (MultipleLinesComposition = {}));
/* *
 *
 *  Default Export
 *
 * */
/* harmony default export */ const Indicators_MultipleLinesComposition = (MultipleLinesComposition);

;// ./code/es-modules/Stock/Indicators/Stochastic/StochasticIndicator.js
/* *
 *
 *  A commercial license may be required depending on use.
 *  See www.highcharts.com/license
 *
 *
 * */




const { sma: SMAIndicator } = (external_highcharts_src_js_default_SeriesRegistry_default()).seriesTypes;

const { extend, isArray, merge: StochasticIndicator_merge } = (external_highcharts_src_js_default_default());
/* *
 *
 *  Class
 *
 * */
/**
 * The Stochastic series type.
 *
 * @private
 * @class
 * @name Highcharts.seriesTypes.stochastic
 *
 * @augments Highcharts.Series
 */
class StochasticIndicator extends SMAIndicator {
    /* *
     *
     *  Functions
     *
     * */
    init() {
        super.init.apply(this, arguments);
        // Set default color for lines:
        this.options = StochasticIndicator_merge({
            smoothedLine: {
                styles: {
                    lineColor: this.color
                }
            }
        }, this.options);
    }
    getValues(series, params) {
        const periodK = params.periods[0], periodD = params.periods[1], xVal = series.xData, yVal = series.yData, yValLen = yVal ? yVal.length : 0, 
        // 0- date, 1-%K, 2-%D
        SO = [], xData = [], yData = [], close = 3, low = 2, high = 1;
        let slicedY, CL, HL, LL, K, D = null, points, extremes, i;
        // Stochastic requires close value
        if (yValLen < periodK ||
            !isArray(yVal[0]) ||
            yVal[0].length !== 4) {
            return;
        }
        // If the value of initial points is constant, wait until it changes
        // to calculate correct Stochastic values
        let constantValues = true, j = 0;
        // 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 = periodK - 1; i < yValLen; i++) {
            slicedY = yVal.slice(i - periodK + 1, i + 1);
            // Calculate %K
            extremes = Indicators_ArrayUtilities.getArrayExtremes(slicedY, low, high);
            LL = extremes[0]; // Lowest low in %K periods
            CL = yVal[i][close] - LL;
            HL = extremes[1] - LL;
            K = CL / HL * 100;
            if (isNaN(K) && constantValues) {
                j++;
                continue;
            }
            else if (constantValues && !isNaN(K)) {
                constantValues = false;
            }
            const length = xData.push(xVal[i]);
            // If N-period previous values are constant which results in NaN %K,
            // we need to use previous %K value if it is a number,
            // otherwise we should use null
            if (isNaN(K)) {
                yData.push([
                    yData[length - 2] &&
                        typeof yData[length - 2][0] === 'number' ?
                        yData[length - 2][0] : null,
                    null
                ]);
            }
            else {
                yData.push([K, null]);
            }
            // Calculate smoothed %D, which is SMA of %K
            if (i >= j + (periodK - 1) + (periodD - 1)) {
                points = super.getValues({
                    xData: xData.slice(-periodD),
                    yData: yData.slice(-periodD)
                }, {
                    period: periodD
                });
                D = points.yData[0];
            }
            SO.push([xVal[i], K, D]);
            yData[length - 1][1] = D;
        }
        return {
            values: SO,
            xData: xData,
            yData: yData
        };
    }
}
/* *
 *
 *  Static Properties
 *
 * */
/**
 * Stochastic oscillator. This series requires the `linkedTo` option to be
 * set and should be loaded after the `stock/indicators/indicators.js` file.
 *
 * @sample stock/indicators/stochastic
 *         Stochastic oscillator
 *
 * @extends      plotOptions.sma
 * @since        6.0.0
 * @product      highstock
 * @excluding    allAreas, colorAxis, joinBy, keys, navigatorOptions,
 *               pointInterval, pointIntervalUnit, pointPlacement,
 *               pointRange, pointStart, showInNavigator, stacking
 * @requires     stock/indicators/indicators
 * @requires     stock/indicators/stochastic
 * @optionparent plotOptions.stochastic
 */
StochasticIndicator.defaultOptions = StochasticIndicator_merge(SMAIndicator.defaultOptions, {
    /**
     * @excluding index, period
     */
    params: {
        // Index and period are unchangeable, do not inherit (#15362)
        index: void 0,
        period: void 0,
        /**
         * Periods for Stochastic oscillator: [%K, %D].
         *
         * @type    {Array<number,number>}
         * @default [14, 3]
         */
        periods: [14, 3]
    },
    marker: {
        enabled: false
    },
    tooltip: {
        pointFormat: '<span style="color:{point.color}">\u25CF</span><b> {series.name}</b><br/>%K: {point.y}<br/>%D: {point.smoothed}<br/>'
    },
    /**
     * Smoothed line options.
     */
    smoothedLine: {
        /**
         * Styles for a smoothed line.
         */
        styles: {
            /**
             * Pixel width of the line.
             */
            lineWidth: 1,
            /**
             * Color of the line. If not set, it's inherited from
             * [plotOptions.stochastic.color
             * ](#plotOptions.stochastic.color).
             *
             * @type {Highcharts.ColorString}
             */
            lineColor: void 0
        }
    },
    dataGrouping: {
        approximation: 'averages'
    }
});
extend(StochasticIndicator.prototype, {
    areaLinesNames: [],
    nameComponents: ['periods'],
    nameBase: 'Stochastic',
    pointArrayMap: ['y', 'smoothed'],
    parallelArrays: ['x', 'y', 'smoothed'],
    pointValKey: 'y',
    linesApiNames: ['smoothedLine']
});
Indicators_MultipleLinesComposition.compose(StochasticIndicator);
external_highcharts_src_js_default_SeriesRegistry_default().registerSeriesType('stochastic', StochasticIndicator);
/* *
 *
 *  Default Export
 *
 * */
/* harmony default export */ const Stochastic_StochasticIndicator = ((/* unused pure expression or super */ null && (StochasticIndicator)));
/* *
 *
 *  API Options
 *
 * */
/**
 * A Stochastic indicator. If the [type](#series.stochastic.type) option is not
 * specified, it is inherited from [chart.type](#chart.type).
 *
 * @extends   series,plotOptions.stochastic
 * @since     6.0.0
 * @product   highstock
 * @excluding allAreas, colorAxis,  dataParser, dataURL, joinBy, keys,
 *            navigatorOptions, pointInterval, pointIntervalUnit,
 *            pointPlacement, pointRange, pointStart, showInNavigator, stacking
 * @requires  stock/indicators/indicators
 * @requires  stock/indicators/stochastic
 * @apioption series.stochastic
 */
''; // To include the above in the js output

;// ./code/es-modules/masters/indicators/stochastic.src.js




/* harmony default export */ const stochastic_src = ((external_highcharts_src_js_default_default()));

export { stochastic_src as default };
