// SPDX-License-Identifier: LicenseRef-Highcharts
/**
 * @license Highcharts JS v12.6.0 (2026-04-13)
 * @module highcharts/modules/boost-canvas
 * @requires highcharts
 *
 * Boost module
 *
 * (c) 2010-2026 Highsoft AS
 * Author: Torstein Hønsi
 *
 * 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";
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/******/ var __webpack_require__ = {};
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/******/ (() => {
/******/ 	// 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 });
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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/Extensions/Boost/Boostables.js
/* *
 *
 *  (c) 2019-2026 Highsoft AS
 *
 *  Boost module: stripped-down renderer for higher performance
 *
 *  License: highcharts.com/license
 *
 *
 * */

/* *
 *
 *  Constants
 *
 * */
/**
 * These are the series we allow boosting for.
 * @internal
 */
const Boostables = [
    'area',
    'areaspline',
    'arearange',
    'column',
    'columnrange',
    'bar',
    'line',
    'scatter',
    'heatmap',
    'bubble',
    'treemap'
];
/* *
 *
 *  Default Export
 *
 * */
/** @internal */
/* harmony default export */ const Boost_Boostables = (Boostables);

;// ./code/es-modules/Extensions/Boost/BoostableMap.js
/* *
 *
 *  (c) 2019-2026 Highsoft AS
 *
 *  Boost module: stripped-down renderer for higher performance
 *
 *  License: highcharts.com/license
 *
 *
 * */

/* *
 *
 *  Imports
 *
 * */

/* *
 *
 *  Constants
 *
 * */
/**
 * These are the series we allow boosting for.
 * @internal
 */
const BoostableMap = {};
Boost_Boostables.forEach((item) => {
    BoostableMap[item] = true;
});
/* *
 *
 *  Default Export
 *
 * */
/** @internal */
/* harmony default export */ const Boost_BoostableMap = (BoostableMap);

;// ./code/es-modules/Shared/Utilities.js
/* *
 *
 *  (c) 2009-2026 Highsoft AS
 *
 *  A commercial license may be required depending on use.
 *  See www.highcharts.com/license
 *
 *
 * */

const { doc, win } = (external_highcharts_src_js_default_default());
/**
 * Add an event listener.
 *
 * @function Highcharts.addEvent<T>
 *
 * @param  {Highcharts.Class<T>|T} el
 *         The element or object to add a listener to. It can be a
 *         {@link HTMLDOMElement}, an {@link SVGElement} or any other object.
 *
 * @param  {string} type
 *         The event type.
 *
 * @param  {Highcharts.EventCallbackFunction<T>|Function} fn
 *         The function callback to execute when the event is fired.
 *
 * @param  {Highcharts.EventOptionsObject} [options]
 *         Options for adding the event.
 *
 * @sample highcharts/members/addevent
 *         Use a general `render` event to draw shapes on a chart
 *
 * @return {Function}
 *         A callback function to remove the added event.
 */
function addEvent(el, type, fn, options = {}) {
    // Add hcEvents to either the prototype (in case we're running addEvent on a
    // class) or the instance. If hasOwnProperty('hcEvents') is false, it is
    // inherited down the prototype chain, in which case we need to set the
    // property on this instance (which may itself be a prototype).
    const owner = typeof el === 'function' && el.prototype || el;
    if (!Object.hasOwnProperty.call(owner, 'hcEvents')) {
        owner.hcEvents = {};
    }
    const events = owner.hcEvents;
    // Allow click events added to points, otherwise they will be prevented by
    // the TouchPointer.pinch function after a pinch zoom operation (#7091).
    if ((external_highcharts_src_js_default_default()).Point && // Without H a dependency loop occurs
        el instanceof (external_highcharts_src_js_default_default()).Point &&
        el.series &&
        el.series.chart) {
        el.series.chart.runTrackerClick = true;
    }
    // Handle DOM events
    // If the browser supports passive events, add it to improve performance
    // on touch events (#11353).
    const addEventListener = el.addEventListener;
    if (addEventListener) {
        addEventListener.call(el, type, fn, (external_highcharts_src_js_default_default()).supportsPassiveEvents ? {
            passive: options.passive === void 0 ?
                type.indexOf('touch') !== -1 : options.passive,
            capture: false
        } : false);
    }
    if (!events[type]) {
        events[type] = [];
    }
    const eventObject = {
        fn,
        order: typeof options.order === 'number' ? options.order : Infinity
    };
    events[type].push(eventObject);
    // Order the calls
    events[type].sort((a, b) => a.order - b.order);
    // Return a function that can be called to remove this event.
    return function () {
        removeEvent(el, type, fn);
    };
}
/**
 * Non-recursive method to find the lowest member of an array. `Math.min` raises
 * a maximum call stack size exceeded error in Chrome when trying to apply more
 * than 150.000 points. This method is slightly slower, but safe.
 *
 * @function Highcharts.arrayMin
 *
 * @param {Array<*>} data
 *        An array of numbers.
 *
 * @return {number}
 *         The lowest number.
 */
function arrayMin(data) {
    let i = data.length, min = data[0];
    while (i--) {
        if (data[i] < min) {
            min = data[i];
        }
    }
    return min;
}
/**
 * Non-recursive method to find the lowest member of an array. `Math.max` raises
 * a maximum call stack size exceeded error in Chrome when trying to apply more
 * than 150.000 points. This method is slightly slower, but safe.
 *
 * @function Highcharts.arrayMax
 *
 * @param {Array<*>} data
 *        An array of numbers.
 *
 * @return {number}
 *         The highest number.
 */
function arrayMax(data) {
    let i = data.length, max = data[0];
    while (i--) {
        if (data[i] > max) {
            max = data[i];
        }
    }
    return max;
}
/**
 * Set or get an attribute or an object of attributes.
 *
 * To use as a setter, pass a key and a value, or let the second argument be a
 * collection of keys and values. When using a collection, passing a value of
 * `null` or `undefined` will remove the attribute.
 *
 * To use as a getter, pass only a string as the second argument.
 *
 * @function Highcharts.attr
 *
 * @param {Highcharts.HTMLDOMElement|Highcharts.SVGDOMElement} elem
 *        The DOM element to receive the attribute(s).
 *
 * @param {string|Highcharts.HTMLAttributes|Highcharts.SVGAttributes} [keyOrAttribs]
 *        The property or an object of key-value pairs.
 *
 * @param {number|string} [value]
 *        The value if a single property is set.
 *
 * @return {string|null|undefined}
 *         When used as a getter, return the value.
 */
function attr(elem, keyOrAttribs, value) {
    const isGetter = isString(keyOrAttribs) && !defined(value);
    let ret;
    const attrSingle = (value, key) => {
        // Set the value
        if (defined(value)) {
            elem.setAttribute(key, value);
            // Get the value
        }
        else if (isGetter) {
            ret = elem.getAttribute(key);
            // IE7 and below cannot get class through getAttribute (#7850)
            if (!ret && key === 'class') {
                ret = elem.getAttribute(key + 'Name');
            }
            // Remove the value
        }
        else {
            elem.removeAttribute(key);
        }
    };
    // If keyOrAttribs is a string
    if (isString(keyOrAttribs)) {
        attrSingle(value, keyOrAttribs);
        // Else if keyOrAttribs is defined, it is a hash of key/value pairs
    }
    else {
        objectEach(keyOrAttribs, attrSingle);
    }
    return ret;
}
/**
 * Constrain a value to within a lower and upper threshold.
 *
 * @internal
 * @param {number} value The initial value
 * @param {number} min The lower threshold
 * @param {number} max The upper threshold
 * @return {number} Returns a number value within min and max.
 */
function clamp(value, min, max) {
    return value > min ? value < max ? value : max : min;
}
/**
 * Fix JS round off float errors.
 *
 * @function Highcharts.correctFloat
 *
 * @param {number} num
 *        A float number to fix.
 *
 * @param {number} [prec=14]
 *        The precision.
 *
 * @return {number}
 *         The corrected float number.
 */
function correctFloat(num, prec) {
    // When the number is higher than 1e14 use the number (#16275)
    return num > 1e14 ? num : parseFloat(num.toPrecision(prec || 14));
}
/**
 * Utility function to create an HTML element with attributes and styles.
 *
 * @function Highcharts.createElement
 *
 * @param {string} tag
 *        The HTML tag.
 *
 * @param {Highcharts.HTMLAttributes} [attribs]
 *        Attributes as an object of key-value pairs.
 *
 * @param {Highcharts.CSSObject} [styles]
 *        Styles as an object of key-value pairs.
 *
 * @param {Highcharts.HTMLDOMElement} [parent]
 *        The parent HTML object.
 *
 * @param {boolean} [nopad=false]
 *        If true, remove all padding, border and margin.
 *
 * @return {Highcharts.HTMLDOMElement}
 *         The created DOM element.
 */
function createElement(tag, attribs, styles, parent, nopad) {
    const el = doc.createElement(tag);
    if (attribs) {
        extend(el, attribs);
    }
    if (nopad) {
        css(el, { padding: '0', border: 'none', margin: '0' });
    }
    if (styles) {
        css(el, styles);
    }
    if (parent) {
        parent.appendChild(el);
    }
    return el;
}
/**
 * Utility for crisping a line position to the nearest full pixel depending on
 * the line width.
 *
 * @internal
 * @param {number} value       The raw pixel position
 * @param {number} lineWidth   The line width
 * @param {boolean} [inverted] Whether the containing group is inverted.
 *                             Crisping round numbers on the y-scale need to go
 *                             to the other side because the coordinate system
 *                             is flipped (scaleY is -1)
 * @return {number}            The pixel position to use for a crisp display
 */
function crisp(value, lineWidth = 0, inverted) {
    const mod = lineWidth % 2 / 2, inverter = inverted ? -1 : 1;
    return (Math.round(value * inverter - mod) + mod) * inverter;
}
/**
 * Set CSS on a given element.
 *
 * @function Highcharts.css
 *
 * @param {Highcharts.HTMLDOMElement|Highcharts.SVGDOMElement} el
 *        An HTML DOM element.
 *
 * @param {Highcharts.CSSObject} styles
 *        Style object with camel case property names.
 *
 * @return {void}
 */
function css(el, styles) {
    extend(el.style, styles);
}
/**
 * Check if an object is null or undefined.
 *
 * @function Highcharts.defined
 *
 * @param {*} obj
 *        The object to check.
 *
 * @return {boolean}
 *         False if the object is null or undefined, otherwise true.
 */
function defined(obj) {
    return typeof obj !== 'undefined' && obj !== null;
}
/**
 * Utility method that destroys any SVGElement instances that are properties on
 * the given object. It loops all properties and invokes destroy if there is a
 * destroy method. The property is then delete.
 *
 * @function Highcharts.destroyObjectProperties
 *
 * @param {*} obj
 *        The object to destroy properties on.
 *
 * @param {*} [except]
 *        Exception, do not destroy this property, only delete it.
 */
function destroyObjectProperties(obj, except, destructablesOnly) {
    objectEach(obj, function (val, n) {
        // If the object is non-null and destroy is defined
        if (val !== except && val?.destroy) {
            // Invoke the destroy
            val.destroy();
        }
        // Delete the property from the object
        if (val?.destroy || !destructablesOnly) {
            delete obj[n];
        }
    });
}
/**
 * Discard a HTML element
 *
 * @function Highcharts.discardElement
 *
 * @param {Highcharts.HTMLDOMElement} element
 *        The HTML node to discard.
 */
function discardElement(element) {
    element?.parentElement?.removeChild(element);
}
// eslint-disable-next-line valid-jsdoc
/**
 * Return the deep difference between two objects. It can either return the new
 * properties, or optionally return the old values of new properties.
 * @internal
 */
function diffObjects(newer, older, keepOlder, collectionsWithUpdate) {
    const ret = {};
    /**
     * Recurse over a set of options and its current values, and store the
     * current values in the ret object.
     */
    function diff(newer, older, ret, depth) {
        const keeper = keepOlder ? older : newer;
        objectEach(newer, function (newerVal, key) {
            if (!depth &&
                collectionsWithUpdate &&
                collectionsWithUpdate.indexOf(key) > -1 &&
                older[key]) {
                newerVal = splat(newerVal);
                ret[key] = [];
                // Iterate over collections like series, xAxis or yAxis and map
                // the items by index.
                for (let i = 0; i < Math.max(newerVal.length, older[key].length); i++) {
                    // Item exists in current data (#6347)
                    if (older[key][i]) {
                        // If the item is missing from the new data, we need to
                        // save the whole config structure. Like when
                        // responsively updating from a dual axis layout to a
                        // single axis and back (#13544).
                        if (newerVal[i] === void 0) {
                            ret[key][i] = older[key][i];
                            // Otherwise, proceed
                        }
                        else {
                            ret[key][i] = {};
                            diff(newerVal[i], older[key][i], ret[key][i], depth + 1);
                        }
                    }
                }
            }
            else if (isObject(newerVal, true) &&
                !newerVal.nodeType // #10044
            ) {
                ret[key] = isArray(newerVal) ? [] : {};
                diff(newerVal, older[key] || {}, ret[key], depth + 1);
                // Delete empty nested objects
                if (Object.keys(ret[key]).length === 0 &&
                    // Except colorAxis which is a special case where the empty
                    // object means it is enabled. Which is unfortunate and we
                    // should try to find a better way.
                    !(key === 'colorAxis' && depth === 0)) {
                    delete ret[key];
                }
            }
            else if (newer[key] !== older[key] ||
                // If the newer key is explicitly undefined, keep it (#10525)
                (key in newer && !(key in older))) {
                if (key !== '__proto__' && key !== 'constructor') {
                    ret[key] = keeper[key];
                }
            }
        });
    }
    diff(newer, older, ret, 0);
    return ret;
}
/**
 * Remove the last occurrence of an item from an array.
 *
 * @function Highcharts.erase
 *
 * @param {Array<*>} arr
 *        The array.
 *
 * @param {*} item
 *        The item to remove.
 *
 * @return {void}
 */
function erase(arr, item) {
    let i = arr.length;
    while (i--) {
        if (arr[i] === item) {
            arr.splice(i, 1);
            break;
        }
    }
}
/**
 * Utility function to extend an object with the members of another.
 *
 * @function Highcharts.extend<T>
 *
 * @param {T|undefined} a
 *        The object to be extended.
 *
 * @param {Partial<T>} b
 *        The object to add to the first one.
 *
 * @return {T}
 *         Object a, the original object.
 */
function extend(a, b) {
    let n;
    if (!a) {
        a = {};
    }
    for (n in b) { // eslint-disable-line guard-for-in
        a[n] = b[n];
    }
    return a;
}
// eslint-disable-next-line valid-jsdoc
/**
 * Extend a prototyped class by new members.
 *
 * @deprecated
 * @function Highcharts.extendClass<T>
 *
 * @param {Highcharts.Class<T>} parent
 *        The parent prototype to inherit.
 *
 * @param {Highcharts.Dictionary<*>} members
 *        A collection of prototype members to add or override compared to the
 *        parent prototype.
 *
 * @return {Highcharts.Class<T>}
 *         A new prototype.
 */
function extendClass(parent, members) {
    const obj = (function () { });
    obj.prototype = new parent(); // eslint-disable-line new-cap
    extend(obj.prototype, members);
    return obj;
}
/**
 * Fire an event that was registered with {@link Highcharts#addEvent}.
 *
 * @function Highcharts.fireEvent<T>
 *
 * @param {T} el
 *        The object to fire the event on. It can be a {@link HTMLDOMElement},
 *        an {@link SVGElement} or any other object.
 *
 * @param {string} type
 *        The type of event.
 *
 * @param {Highcharts.Dictionary<*>|Event} [eventArguments]
 *        Custom event arguments that are passed on as an argument to the event
 *        handler.
 *
 * @param {Highcharts.EventCallbackFunction<T>|Function} [defaultFunction]
 *        The default function to execute if the other listeners haven't
 *        returned false.
 *
 * @return {void}
 */
function fireEvent(el, type, eventArguments, defaultFunction) {
    eventArguments = eventArguments || {};
    if (doc?.createEvent &&
        (el.dispatchEvent ||
            (el.fireEvent &&
                // Enable firing events on Highcharts instance.
                el !== (external_highcharts_src_js_default_default())))) {
        const e = doc.createEvent('Events');
        e.initEvent(type, true, true);
        eventArguments = extend(e, eventArguments);
        if (el.dispatchEvent) {
            el.dispatchEvent(eventArguments);
        }
        else {
            el.fireEvent(type, eventArguments);
        }
    }
    else if (el.hcEvents) {
        if (!eventArguments.target) {
            // We're running a custom event
            extend(eventArguments, {
                // Attach a simple preventDefault function to skip
                // default handler if called. The built-in
                // defaultPrevented property is not overwritable (#5112)
                preventDefault: function () {
                    eventArguments.defaultPrevented = true;
                },
                // Setting target to native events fails with clicking
                // the zoom-out button in Chrome.
                target: el,
                // If the type is not set, we're running a custom event
                // (#2297). If it is set, we're running a browser event.
                type: type
            });
        }
        const events = [];
        let object = el;
        let multilevel = false;
        // Recurse up the inheritance chain and collect hcEvents set as own
        // objects on the prototypes.
        while (object.hcEvents) {
            if (Object.hasOwnProperty.call(object, 'hcEvents') &&
                object.hcEvents[type]) {
                if (events.length) {
                    multilevel = true;
                }
                events.unshift.apply(events, object.hcEvents[type]);
            }
            object = Object.getPrototypeOf(object);
        }
        // For performance reasons, only sort the event handlers in case we are
        // dealing with multiple levels in the prototype chain. Otherwise, the
        // events are already sorted in the addEvent function.
        if (multilevel) {
            // Order the calls
            events.sort((a, b) => a.order - b.order);
        }
        // Call the collected event handlers
        events.forEach((obj) => {
            // If the event handler returns false, prevent the default handler
            // from executing
            if (obj.fn.call(el, eventArguments, el) === false) {
                eventArguments.preventDefault();
            }
        });
    }
    // Run the default if not prevented
    if (defaultFunction && !eventArguments.defaultPrevented) {
        defaultFunction.call(el, eventArguments);
    }
}
/**
 * Convenience function to get the align factor, used several places for
 * computing positions
 * @internal
 */
const getAlignFactor = (align = '') => ({
    center: 0.5,
    right: 1,
    middle: 0.5,
    bottom: 1
}[align] || 0);
/**
 * Find the closest distance between two values of a two-dimensional array
 * @internal
 * @function Highcharts.getClosestDistance
 *
 * @param {Array<Array<number>>} arrays
 *          An array of arrays of numbers
 *
 * @return {number | undefined}
 *          The closest distance between values
 */
function getClosestDistance(arrays, onError) {
    const allowNegative = !onError;
    let closest, loopLength, distance, i;
    arrays.forEach((xData) => {
        if (xData.length > 1) {
            loopLength = xData.length - 1;
            for (i = loopLength; i > 0; i--) {
                distance = xData[i] - xData[i - 1];
                if (distance < 0 && !allowNegative) {
                    onError?.();
                    // Only one call
                    onError = void 0;
                }
                else if (distance && (typeof closest === 'undefined' || distance < closest)) {
                    closest = distance;
                }
            }
        }
    });
    return closest;
}
/**
 * Get the magnitude of a number.
 *
 * @function Highcharts.getMagnitude
 *
 * @param {number} num
 *        The number.
 *
 * @return {number}
 *         The magnitude, where 1-9 are magnitude 1, 10-99 magnitude 2 etc.
 */
function getMagnitude(num) {
    return Math.pow(10, Math.floor(Math.log(num) / Math.LN10));
}
/**
 * Returns the value of a property path on a given object.
 *
 * @internal
 * @function getNestedProperty
 *
 * @param {string} path
 * Path to the property, for example `custom.myValue`.
 *
 * @param {unknown} parent
 * Instance containing the property on the specific path.
 *
 * @return {unknown}
 * The unknown property value.
 */
function getNestedProperty(path, parent) {
    const pathElements = path.split('.');
    while (pathElements.length && defined(parent)) {
        const pathElement = pathElements.shift();
        // Filter on the key
        if (typeof pathElement === 'undefined' ||
            pathElement === '__proto__') {
            return; // Undefined
        }
        if (pathElement === 'this') {
            let thisProp;
            if (isObject(parent)) {
                thisProp = parent['@this'];
            }
            return thisProp ?? parent;
        }
        const child = parent[pathElement.replace(/[\\'"]/g, '')];
        // Filter on the child
        if (!defined(child) ||
            typeof child === 'function' ||
            typeof child.nodeType === 'number' ||
            child === win) {
            return; // Undefined
        }
        // Else, proceed
        parent = child;
    }
    return parent;
}
/**
 * Get the computed CSS value for given element and property, only for numerical
 * properties. For width and height, the dimension of the inner box (excluding
 * padding) is returned. Used for fitting the chart within the container.
 *
 * @function Highcharts.getStyle
 *
 * @param {Highcharts.HTMLDOMElement} el
 * An HTML element.
 *
 * @param {string} prop
 * The property name.
 *
 * @param {boolean} [toInt=true]
 * Parse to integer.
 *
 * @return {number|string|undefined}
 * The style value.
 */
function getStyle(el, prop, toInt) {
    let style;
    // For width and height, return the actual inner pixel size (#4913)
    if (prop === 'width') {
        let offsetWidth = Math.min(el.offsetWidth, el.scrollWidth);
        // In flex boxes, we need to use getBoundingClientRect and floor it,
        // because scrollWidth doesn't support subpixel precision (#6427) ...
        const boundingClientRectWidth = el.getBoundingClientRect?.().width;
        // ...unless if the containing div or its parents are transform-scaled
        // down, in which case the boundingClientRect can't be used as it is
        // also scaled down (#9871, #10498).
        if (boundingClientRectWidth < offsetWidth &&
            boundingClientRectWidth >= offsetWidth - 1) {
            offsetWidth = Math.floor(boundingClientRectWidth);
        }
        return Math.max(0, // #8377
        (offsetWidth -
            (getStyle(el, 'padding-left', true) || 0) -
            (getStyle(el, 'padding-right', true) || 0)));
    }
    if (prop === 'height') {
        return Math.max(0, // #8377
        (Math.min(el.offsetHeight, el.scrollHeight) -
            (getStyle(el, 'padding-top', true) || 0) -
            (getStyle(el, 'padding-bottom', true) || 0)));
    }
    // Otherwise, get the computed style
    const css = win.getComputedStyle(el, void 0); // eslint-disable-line no-undefined
    if (css) {
        style = css.getPropertyValue(prop);
        if (pick(toInt, prop !== 'opacity')) {
            style = pInt(style);
        }
    }
    return style;
}
/**
 * Return the value of the first element in the array that satisfies the
 * provided testing function.
 *
 * @function Highcharts.find<T>
 *
 * @param {Array<T>} arr
 *        The array to test.
 *
 * @param {Function} callback
 *        The callback function. The function receives the item as the first
 *        argument. Return `true` if this item satisfies the condition.
 *
 * @return {T|undefined}
 *         The value of the element.
 */
const find = Array.prototype.find ?
    function (arr, callback) {
        return arr.find(callback);
    } :
    // Legacy implementation. PhantomJS, IE <= 11 etc. #7223.
    function (arr, callback) {
        let i;
        const length = arr.length;
        for (i = 0; i < length; i++) {
            if (callback(arr[i], i)) { // eslint-disable-line node/callback-return
                return arr[i];
            }
        }
    };
/**
 * Internal clear timeout. The function checks that the `id` was not removed
 * (e.g. by `chart.destroy()`). For the details see
 * [issue #7901](https://github.com/highcharts/highcharts/issues/7901).
 *
 * @internal
 *
 * @function Highcharts.clearTimeout
 *
 * @param {number|undefined} id
 * Id of a timeout.
 */
function internalClearTimeout(id) {
    if (defined(id)) {
        clearTimeout(id);
    }
}
/**
 * Utility function to check if an Object is a HTML Element.
 *
 * @function Highcharts.isDOMElement
 *
 * @param {*} obj
 *        The item to check.
 *
 * @return {boolean}
 *         True if the argument is a HTML Element.
 */
function isDOMElement(obj) {
    return isObject(obj) && typeof obj.nodeType === 'number';
}
/**
 * Utility function to check if an Object is a class.
 *
 * @function Highcharts.isClass
 *
 * @param {object|undefined} obj
 *        The item to check.
 *
 * @return {boolean}
 *         True if the argument is a class.
 */
function isClass(obj) {
    const c = obj?.constructor;
    return !!(isObject(obj, true) &&
        !isDOMElement(obj) &&
        (c?.name && c.name !== 'Object'));
}
/**
 * Utility function to check if an item is a number and it is finite (not NaN,
 * Infinity or -Infinity).
 *
 * @function Highcharts.isNumber
 *
 * @param {*} n
 *        The item to check.
 *
 * @return {boolean}
 *         True if the item is a finite number
 */
function isNumber(n) {
    return typeof n === 'number' && !isNaN(n) && n < Infinity && n > -Infinity;
}
/**
 * Utility function to check for string type.
 *
 * @function Highcharts.isString
 *
 * @param {*} s
 *        The item to check.
 *
 * @return {boolean}
 *         True if the argument is a string.
 */
function isString(s) {
    return typeof s === 'string';
}
/**
 * Utility function to check if an item is an array.
 *
 * @function Highcharts.isArray
 *
 * @param {*} obj
 *        The item to check.
 *
 * @return {boolean}
 *         True if the argument is an array.
 */
function isArray(obj) {
    const str = Object.prototype.toString.call(obj);
    return str === '[object Array]' || str === '[object Array Iterator]';
}
/**
 * Utility function to check if object is a function.
 *
 * @function Highcharts.isFunction
 *
 * @param {*} obj
 *        The item to check.
 *
 * @return {boolean}
 *         True if the argument is a function.
 */
function isFunction(obj) {
    return typeof obj === 'function';
}
/**
 * Utility function to check if an item is of type object.
 *
 * @function Highcharts.isObject
 *
 * @param {*} obj
 *        The item to check.
 *
 * @param {boolean} [strict=false]
 *        Also checks that the object is not an array.
 *
 * @return {boolean}
 *         True if the argument is an object.
 */
function isObject(obj, strict) {
    return (!!obj &&
        typeof obj === 'object' &&
        (!strict || !isArray(obj))); // eslint-disable-line @typescript-eslint/no-explicit-any
}
/**
 * Utility function to deep merge two or more objects and return a third object.
 * If the first argument is true, the contents of the second object is copied
 * into the first object. The merge function can also be used with a single
 * object argument to create a deep copy of an object.
 *
 * @function Highcharts.merge<T>
 *
 * @param {true | T} extendOrSource
 *        Whether to extend the left-side object,
 *        or the first object to merge as a deep copy.
 *
 * @param {...Array<object|undefined>} [sources]
 *        Object(s) to merge into the previous one.
 *
 * @return {T}
 *         The merged object. If the first argument is true, the return is the
 *         same as the second argument.
 */
function merge(extendOrSource, ...sources) {
    let i, args = [extendOrSource, ...sources], ret = {};
    const doCopy = function (copy, original) {
        // An object is replacing a primitive
        if (typeof copy !== 'object') {
            copy = {};
        }
        objectEach(original, function (value, key) {
            // Prototype pollution (#14883)
            if (key === '__proto__' || key === 'constructor') {
                return;
            }
            // Copy the contents of objects, but not arrays or DOM nodes
            if (isObject(value, true) &&
                !isClass(value) &&
                !isDOMElement(value)) {
                copy[key] = doCopy(copy[key] || {}, value);
                // Primitives and arrays are copied over directly
            }
            else {
                copy[key] = original[key];
            }
        });
        return copy;
    };
    // If first argument is true, copy into the existing object. Used in
    // setOptions.
    if (extendOrSource === true) {
        ret = args[1];
        args = Array.prototype.slice.call(args, 2);
    }
    // For each argument, extend the return
    const len = args.length;
    for (i = 0; i < len; i++) {
        ret = doCopy(ret, args[i]);
    }
    return ret;
}
/**
 * Take an interval and normalize it to multiples of round numbers.
 *
 * @deprecated
 * @function Highcharts.normalizeTickInterval
 *
 * @param {number} interval
 *        The raw, un-rounded interval.
 *
 * @param {Array<*>} [multiples]
 *        Allowed multiples.
 *
 * @param {number} [magnitude]
 *        The magnitude of the number.
 *
 * @param {boolean} [allowDecimals]
 *        Whether to allow decimals.
 *
 * @param {boolean} [hasTickAmount]
 *        If it has tickAmount, avoid landing on tick intervals lower than
 *        original.
 *
 * @return {number}
 *         The normalized interval.
 *
 * @todo
 * Move this function to the Axis prototype. It is here only for historical
 * reasons.
 */
function normalizeTickInterval(interval, multiples, magnitude, allowDecimals, hasTickAmount) {
    let i, retInterval = interval;
    // Round to a tenfold of 1, 2, 2.5 or 5
    magnitude = pick(magnitude, getMagnitude(interval));
    const normalized = interval / magnitude;
    // Multiples for a linear scale
    if (!multiples) {
        multiples = hasTickAmount ?
            // Finer grained ticks when the tick amount is hard set, including
            // when alignTicks is true on multiple axes (#4580).
            [1, 1.2, 1.5, 2, 2.5, 3, 4, 5, 6, 8, 10] :
            // Else, let ticks fall on rounder numbers
            [1, 2, 2.5, 5, 10];
        // The allowDecimals option
        if (allowDecimals === false) {
            if (magnitude === 1) {
                multiples = multiples.filter(function (num) {
                    return num % 1 === 0;
                });
            }
            else if (magnitude <= 0.1) {
                multiples = [1 / magnitude];
            }
        }
    }
    // Normalize the interval to the nearest multiple
    for (i = 0; i < multiples.length; i++) {
        retInterval = multiples[i];
        // Only allow tick amounts smaller than natural
        if ((hasTickAmount &&
            retInterval * magnitude >= interval) ||
            (!hasTickAmount &&
                (normalized <=
                    (multiples[i] +
                        (multiples[i + 1] || multiples[i])) / 2))) {
            break;
        }
    }
    // Multiply back to the correct magnitude. Correct floats to appropriate
    // precision (#6085).
    retInterval = correctFloat(retInterval * magnitude, -Math.round(Math.log(0.001) / Math.LN10));
    return retInterval;
}
/**
 * Iterate over object key pairs in an object.
 *
 * @function Highcharts.objectEach<T>
 *
 * @param {*} obj
 *        The object to iterate over.
 *
 * @param {Highcharts.ObjectEachCallbackFunction<T>} fn
 *        The iterator callback. It passes three arguments:
 *        * value - The property value.
 *        * key - The property key.
 *        * obj - The object that objectEach is being applied to.
 *
 * @param {T} [ctx]
 *        The context.
 */
function objectEach(obj, fn, ctx) {
    for (const key in obj) {
        if (Object.hasOwnProperty.call(obj, key)) {
            fn.call(ctx || obj[key], obj[key], key, obj);
        }
    }
}
/**
 * Get the element's offset position, corrected for `overflow: auto`.
 *
 * @function Highcharts.offset
 *
 * @param {global.Element} el
 *        The DOM element.
 *
 * @return {Highcharts.OffsetObject}
 *         An object containing `left` and `top` properties for the position in
 *         the page.
 */
function offset(el) {
    const docElem = doc.documentElement, box = (el.parentElement || el.parentNode) ?
        el.getBoundingClientRect() :
        { top: 0, left: 0, width: 0, height: 0 };
    return {
        top: box.top + (win.pageYOffset || docElem.scrollTop) -
            (docElem.clientTop || 0),
        left: box.left + (win.pageXOffset || docElem.scrollLeft) -
            (docElem.clientLeft || 0),
        width: box.width,
        height: box.height
    };
}
/**
 * Left-pad a string to a given length by adding a character repetitively.
 *
 * @function Highcharts.pad
 *
 * @param {number} number
 *        The input string or number.
 *
 * @param {number} [length]
 *        The desired string length.
 *
 * @param {string} [padder=0]
 *        The character to pad with.
 *
 * @return {string}
 *         The padded string.
 */
function pad(number, length, padder) {
    return new Array((length || 2) +
        1 -
        String(number)
            .replace('-', '')
            .length).join(padder || '0') + number;
}
/* eslint-disable jsdoc/check-param-names */
/**
 * Return the first value that is not null or undefined.
 *
 * @function Highcharts.pick<T>
 *
 * @param {...Array<T|null|undefined>} items
 *        Variable number of arguments to inspect.
 *
 * @return {T}
 *         The value of the first argument that is not null or undefined.
 */
function pick() {
    const args = arguments;
    const length = args.length;
    for (let i = 0; i < length; i++) {
        const arg = args[i];
        if (typeof arg !== 'undefined' && arg !== null) {
            return arg;
        }
    }
}
/* eslint-enable jsdoc/check-param-names */
/**
 * Shortcut for parseInt
 *
 * @internal
 * @function Highcharts.pInt
 *
 * @param {*} s
 *        any
 *
 * @param {number} [mag]
 *        Magnitude
 *
 * @return {number}
 *         number
 */
function pInt(s, mag) {
    return parseInt(s, mag || 10);
}
/**
 * Adds an item to an array, if it is not present in the array.
 *
 * @internal
 *
 * @function Highcharts.pushUnique
 *
 * @param {Array<unknown>} array
 * The array to add the item to.
 *
 * @param {unknown} item
 * The item to add.
 *
 * @return {boolean}
 * Returns true, if the item was not present and has been added.
 */
function pushUnique(array, item) {
    return array.indexOf(item) < 0 && !!array.push(item);
}
/**
 * Return a length based on either the integer value, or a percentage of a base.
 *
 * @function Highcharts.relativeLength
 *
 * @param {Highcharts.RelativeSize} value
 *        A percentage string or a number.
 *
 * @param {number} base
 *        The full length that represents 100%.
 *
 * @param {number} [offset=0]
 *        A pixel offset to apply for percentage values. Used internally in
 *        axis positioning.
 *
 * @return {number}
 *         The computed length.
 */
function relativeLength(value, base, offset) {
    return (/%$/).test(value) ?
        (base * parseFloat(value) / 100) + (offset || 0) :
        parseFloat(value);
}
/**
 * Replaces text in a string with a given replacement in a loop to catch nested
 * matches after previous replacements.
 *
 * @internal
 *
 * @function Highcharts.replaceNested
 *
 * @param {string} text
 * Text to search and modify.
 *
 * @param {...Array<(RegExp|string)>} replacements
 * One or multiple tuples with search pattern (`[0]: (string|RegExp)`) and
 * replacement (`[1]: string`) for matching text.
 *
 * @return {string}
 * Text with replacements.
 */
function replaceNested(text, ...replacements) {
    let previous, replacement;
    do {
        previous = text;
        for (replacement of replacements) {
            text = text.replace(replacement[0], replacement[1]);
        }
    } while (text !== previous);
    return text;
}
/**
 * Remove an event that was added with {@link Highcharts#addEvent}.
 *
 * @function Highcharts.removeEvent<T>
 *
 * @param {Highcharts.Class<T>|T} el
 *        The element to remove events on.
 *
 * @param {string} [type]
 *        The type of events to remove. If undefined, all events are removed
 *        from the element.
 *
 * @param {Highcharts.EventCallbackFunction<T>} [fn]
 *        The specific callback to remove. If undefined, all events that match
 *        the element and optionally the type are removed.
 *
 * @return {void}
 */
function removeEvent(el, type, fn) {
    /** @internal */
    function removeOneEvent(type, fn) {
        const removeEventListener = el.removeEventListener;
        if (removeEventListener) {
            removeEventListener.call(el, type, fn, false);
        }
    }
    /** @internal */
    function removeAllEvents(eventCollection) {
        let types, len;
        if (!el.nodeName) {
            return; // Break on non-DOM events
        }
        if (type) {
            types = {};
            types[type] = true;
        }
        else {
            types = eventCollection;
        }
        objectEach(types, function (_val, n) {
            if (eventCollection[n]) {
                len = eventCollection[n].length;
                while (len--) {
                    removeOneEvent(n, eventCollection[n][len].fn);
                }
            }
        });
    }
    const owner = typeof el === 'function' && el.prototype || el;
    if (Object.hasOwnProperty.call(owner, 'hcEvents')) {
        const events = owner.hcEvents;
        if (type) {
            const typeEvents = (events[type] || []);
            if (fn) {
                events[type] = typeEvents.filter(function (obj) {
                    return fn !== obj.fn;
                });
                removeOneEvent(type, fn);
            }
            else {
                removeAllEvents(events);
                events[type] = [];
            }
        }
        else {
            removeAllEvents(events);
            delete owner.hcEvents;
        }
    }
}
/**
 * Check if an element is an array, and if not, make it into an array.
 *
 * @function Highcharts.splat
 *
 * @param {*} obj
 *        The object to splat.
 *
 * @return {Array}
 *         The produced or original array.
 */
function splat(obj) {
    return isArray(obj) ? obj : [obj];
}
/**
 * Sort an object array and keep the order of equal items. The ECMAScript
 * standard does not specify the behavior when items are equal.
 *
 * @function Highcharts.stableSort
 *
 * @param {Array<*>} arr
 *        The array to sort.
 *
 * @param {Function} sortFunction
 *        The function to sort it with, like with regular Array.prototype.sort.
 */
function stableSort(arr, sortFunction) {
    // @todo It seems like Chrome since v70 sorts in a stable way internally,
    // plus all other browsers do it, so over time we may be able to remove this
    // function
    const length = arr.length;
    let sortValue, i;
    // Add index to each item
    for (i = 0; i < length; i++) {
        arr[i].safeI = i; // Stable sort index
    }
    arr.sort(function (a, b) {
        sortValue = sortFunction(a, b);
        return sortValue === 0 ? a.safeI - b.safeI : sortValue;
    });
    // Remove index from items
    for (i = 0; i < length; i++) {
        delete arr[i].safeI; // Stable sort index
    }
}
/**
 * Set a timeout if the delay is given, otherwise perform the function
 * synchronously.
 *
 * @function Highcharts.syncTimeout
 *
 * @param {Function} fn
 *        The function callback.
 *
 * @param {number} delay
 *        Delay in milliseconds.
 *
 * @param {*} [context]
 *        An optional context to send to the function callback.
 *
 * @return {number}
 *         An identifier for the timeout that can later be cleared with
 *         Highcharts.clearTimeout. Returns -1 if there is no timeout.
 */
function syncTimeout(fn, delay, context) {
    if (delay > 0) {
        return setTimeout(fn, delay, context);
    }
    fn.call(0, context);
    return -1;
}
/**
 * @internal
 */
function ucfirst(s) {
    return ((isString(s) ?
        s.substring(0, 1).toUpperCase() + s.substring(1) :
        String(s)));
}
/**
 * Wrap a method with extended functionality, preserving the original function.
 *
 * @function Highcharts.wrap
 *
 * @param {*} obj
 *        The context object that the method belongs to. In real cases, this is
 *        often a prototype.
 *
 * @param {string} method
 *        The name of the method to extend.
 *
 * @param {Highcharts.WrapProceedFunction} func
 *        A wrapper function callback. This function is called with the same
 *        arguments as the original function, except that the original function
 *        is unshifted and passed as the first argument.
 */
function wrap(obj, method, func) {
    const proceed = obj[method];
    obj[method] = function () {
        const outerArgs = arguments, scope = this;
        return func.apply(this, [
            function () {
                return proceed.apply(scope, arguments.length ? arguments : outerArgs);
            }
        ].concat([].slice.call(arguments)));
    };
}

;// ./code/es-modules/Extensions/Boost/BoostChart.js
/* *
 *
 *  (c) 2019-2026 Highsoft AS
 *
 *  Boost module: stripped-down renderer for higher performance
 *
 *  License: highcharts.com/license
 *
 *
 * */



const { composed } = (external_highcharts_src_js_default_default());

/* *
 *
 *  Functions
 *
 * */
/** @internal */
function compose(ChartClass, wglMode) {
    if (wglMode && pushUnique(composed, 'Boost.Chart')) {
        ChartClass.prototype.callbacks.push(onChartCallback);
    }
    return ChartClass;
}
/**
 * Get the clip rectangle for a target, either a series or the chart.
 * For the chart, we need to consider the maximum extent of its Y axes,
 * in case of Highcharts Stock panes and navigator.
 *
 * @internal
 * @function Highcharts.Chart#getBoostClipRect
 */
function getBoostClipRect(chart, target) {
    const navigator = chart.navigator;
    let clipBox = {
        x: chart.plotLeft,
        y: chart.plotTop,
        width: chart.plotWidth,
        height: chart.plotHeight
    };
    if (navigator && chart.inverted) { // #17820, #20936
        clipBox.width += navigator.top + navigator.height;
        if (!navigator.opposite) {
            clipBox.x = navigator.left;
        }
    }
    else if (navigator && !chart.inverted) {
        clipBox.height = navigator.top + navigator.height - chart.plotTop;
    }
    // Clipping of individual series (#11906, #19039).
    if (target.is) {
        const { xAxis, yAxis } = target;
        clipBox = chart.getClipBox(target);
        if (chart.inverted) {
            const lateral = clipBox.width;
            clipBox.width = clipBox.height;
            clipBox.height = lateral;
            clipBox.x = yAxis.pos;
            clipBox.y = xAxis.pos;
        }
        else {
            clipBox.x = xAxis.pos;
            clipBox.y = yAxis.pos;
        }
    }
    if (target === chart) {
        const verticalAxes = chart.inverted ? chart.xAxis : chart.yAxis; // #14444
        if (verticalAxes.length <= 1) {
            clipBox.y = Math.min(verticalAxes[0].pos, clipBox.y);
            clipBox.height = (verticalAxes[0].pos -
                chart.plotTop +
                verticalAxes[0].len);
        }
    }
    return clipBox;
}
/**
 * Returns true if the chart is in series boost mode.
 *
 * @internal
 * @param {Highcharts.Chart} chart
 * Chart to check.
 * @return {boolean}
 * `true` if the chart is in series boost mode.
 */
function isChartSeriesBoosting(chart) {
    const allSeries = chart.series, boost = chart.boost = chart.boost || {}, boostOptions = chart.options.boost || {}, threshold = pick(boostOptions.seriesThreshold, 50);
    if (allSeries.length >= threshold) {
        return true;
    }
    if (allSeries.length === 1) {
        return false;
    }
    let allowBoostForce = boostOptions.allowForce;
    if (typeof allowBoostForce === 'undefined') {
        allowBoostForce = true;
        for (const axis of chart.xAxis) {
            if (pick(axis.min, -Infinity) > pick(axis.dataMin, -Infinity) ||
                pick(axis.max, Infinity) < pick(axis.dataMax, Infinity)) {
                allowBoostForce = false;
                break;
            }
        }
    }
    if (typeof boost.forceChartBoost !== 'undefined') {
        if (allowBoostForce) {
            return boost.forceChartBoost;
        }
        boost.forceChartBoost = void 0;
    }
    // If there are more than five series currently boosting,
    // we should boost the whole chart to avoid running out of webgl contexts.
    let canBoostCount = 0, needBoostCount = 0, seriesOptions;
    for (const series of allSeries) {
        seriesOptions = series.options;
        // Don't count series with boostThreshold set to 0
        // See #8950
        // Also don't count if the series is hidden.
        // See #9046
        if (seriesOptions.boostThreshold === 0 ||
            series.visible === false) {
            continue;
        }
        // Don't count heatmap series as they are handled differently.
        // In the future we should make the heatmap/treemap path compatible
        // with forcing. See #9636.
        if (series.type === 'heatmap') {
            continue;
        }
        if (Boost_BoostableMap[series.type]) {
            ++canBoostCount;
        }
        if (patientMax(series.getColumn('x', true), seriesOptions.data, 
        /// series.xData,
        series.points) >= (seriesOptions.boostThreshold || Number.MAX_VALUE)) {
            ++needBoostCount;
        }
    }
    boost.forceChartBoost = allowBoostForce && ((
    // Even when the series that need a boost are less than or equal
    // to 5, force a chart boost when all series are to be boosted.
    // See #18815
    canBoostCount === allSeries.length &&
        needBoostCount === canBoostCount) ||
        needBoostCount > 5);
    return boost.forceChartBoost;
}
/**
 * Take care of the canvas blitting.
 * @internal
 */
function onChartCallback(chart) {
    /**
     * Convert chart-level canvas to image.
     * @internal
     */
    function canvasToSVG() {
        if (chart.boost &&
            chart.boost.wgl &&
            isChartSeriesBoosting(chart)) {
            chart.boost.wgl.render(chart);
        }
    }
    /**
     * Clear chart-level canvas.
     * @internal
     */
    function preRender() {
        // Reset force state
        chart.boost = chart.boost || {};
        chart.boost.forceChartBoost = void 0;
        chart.boosted = false;
        // Clear the canvas
        if (!chart.axes.some((axis) => axis.isPanning)) {
            chart.boost.clear?.();
        }
        if (chart.boost.canvas &&
            chart.boost.wgl &&
            isChartSeriesBoosting(chart)) {
            // Allocate
            chart.boost.wgl.allocateBuffer(chart);
        }
        // See #6518 + #6739
        if (chart.boost.markerGroup &&
            chart.xAxis &&
            chart.xAxis.length > 0 &&
            chart.yAxis &&
            chart.yAxis.length > 0) {
            chart.boost.markerGroup.translate(chart.xAxis[0].pos, chart.yAxis[0].pos);
        }
    }
    addEvent(chart, 'predraw', preRender);
    // Use the load event rather than redraw, otherwise user load events will
    // fire too early (#18755)
    addEvent(chart, 'load', canvasToSVG, { order: -1 });
    addEvent(chart, 'redraw', canvasToSVG);
    let prevX = -1;
    let prevY = -1;
    addEvent(chart.pointer, 'afterGetHoverData', (e) => {
        const series = e.hoverPoint?.series;
        chart.boost = chart.boost || {};
        if (chart.boost.markerGroup && series) {
            const xAxis = chart.inverted ? series.yAxis : series.xAxis;
            const yAxis = chart.inverted ? series.xAxis : series.yAxis;
            if ((xAxis && xAxis.pos !== prevX) ||
                (yAxis && yAxis.pos !== prevY)) {
                // #21176: If the axis is changed, hide teh halo without
                // animation  to prevent flickering of halos sharing the
                // same marker group
                chart.series.forEach((s) => {
                    s.halo?.hide();
                });
                // #10464: Keep the marker group position in sync with the
                // position of the hovered series axes since there is only
                // one shared marker group when boosting.
                chart.boost.markerGroup.translate(xAxis.pos, yAxis.pos);
                prevX = xAxis.pos;
                prevY = yAxis.pos;
            }
        }
    });
}
/**
 * Tolerant max() function.
 *
 * @internal
 * @param {...Array<Array<unknown>>} args
 * Max arguments
 * @return {number}
 * Max value
 */
function patientMax(...args) {
    let r = -Number.MAX_VALUE;
    args.forEach((t) => {
        if (typeof t !== 'undefined' &&
            t !== null &&
            typeof t.length !== 'undefined') {
            if (t.length > 0) {
                r = t.length;
                return true;
            }
        }
    });
    return r;
}
/* *
 *
 *  Default Export
 *
 * */
/** @internal */
const BoostChart = {
    compose,
    getBoostClipRect,
    isChartSeriesBoosting
};
/** @internal */
/* harmony default export */ const Boost_BoostChart = (BoostChart);

;// external ["../highcharts.src.js","default","Color"]
const external_highcharts_src_js_default_Color_namespaceObject = __WEBPACK_EXTERNAL_MODULE__highcharts_src_js_8202131d__["default"].Color;
var external_highcharts_src_js_default_Color_default = /*#__PURE__*/__webpack_require__.n(external_highcharts_src_js_default_Color_namespaceObject);
;// ./code/es-modules/Extensions/Boost/WGLDrawMode.js
/* *
 *
 *  (c) 2019-2026 Highsoft AS
 *
 *  Boost module: stripped-down renderer for higher performance
 *
 *  License: highcharts.com/license
 *
 *
 * */

/* *
 *
 *  Constants
 *
 * */
/** @internal */
const WGLDrawMode = {
    'area': 'LINES',
    'arearange': 'LINES',
    'areaspline': 'LINES',
    'column': 'LINES',
    'columnrange': 'LINES',
    'bar': 'LINES',
    'line': 'LINE_STRIP',
    'scatter': 'POINTS',
    'heatmap': 'TRIANGLES',
    'treemap': 'TRIANGLES',
    'bubble': 'POINTS'
};
/* *
 *
 *  Default Export
 *
 * */
/** @internal */
/* harmony default export */ const Boost_WGLDrawMode = (WGLDrawMode);

;// ./code/es-modules/Extensions/Boost/WGLShader.js
/* *
 *
 *  (c) 2019-2026 Highsoft AS
 *
 *  Boost module: stripped-down renderer for higher performance
 *
 *  License: highcharts.com/license
 *
 *
 * */



/* *
 *
 *  Constants
 *
 * */
const fragmentShader = [
    /* eslint-disable max-len, @stylistic/indent */
    'precision highp float;',
    'uniform vec4 fillColor;',
    'varying highp vec2 position;',
    'varying highp vec4 vColor;',
    'uniform sampler2D uSampler;',
    'uniform bool isCircle;',
    'uniform bool hasColor;',
    // 'vec4 toColor(float value, vec2 point) {',
    //     'return vec4(0.0, 0.0, 0.0, 0.0);',
    // '}',
    'void main(void) {',
    'vec4 col = fillColor;',
    'vec4 tcol = texture2D(uSampler, gl_PointCoord.st);',
    'if (hasColor) {',
    'col = vColor;',
    '}',
    'if (isCircle) {',
    'col *= tcol;',
    'if (tcol.r < 0.0) {',
    'discard;',
    '} else {',
    'gl_FragColor = col;',
    '}',
    '} else {',
    'gl_FragColor = col;',
    '}',
    '}'
    /* eslint-enable max-len, @stylistic/indent */
].join('\n');
const vertexShader = [
    /* eslint-disable max-len, @stylistic/indent */
    '#version 100',
    '#define LN10 2.302585092994046',
    'precision highp float;',
    'attribute vec4 aVertexPosition;',
    'attribute vec4 aColor;',
    'varying highp vec2 position;',
    'varying highp vec4 vColor;',
    'uniform mat4 uPMatrix;',
    'uniform float pSize;',
    'uniform float translatedThreshold;',
    'uniform bool hasThreshold;',
    'uniform bool skipTranslation;',
    'uniform float xAxisTrans;',
    'uniform float xAxisMin;',
    'uniform float xAxisMax;',
    'uniform float xAxisMinPad;',
    'uniform float xAxisPointRange;',
    'uniform float xAxisLen;',
    'uniform bool  xAxisPostTranslate;',
    'uniform float xAxisOrdinalSlope;',
    'uniform float xAxisOrdinalOffset;',
    'uniform float xAxisPos;',
    'uniform bool  xAxisCVSCoord;',
    'uniform bool  xAxisIsLog;',
    'uniform bool  xAxisReversed;',
    'uniform float yAxisTrans;',
    'uniform float yAxisMin;',
    'uniform float yAxisMax;',
    'uniform float yAxisMinPad;',
    'uniform float yAxisPointRange;',
    'uniform float yAxisLen;',
    'uniform bool  yAxisPostTranslate;',
    'uniform float yAxisOrdinalSlope;',
    'uniform float yAxisOrdinalOffset;',
    'uniform float yAxisPos;',
    'uniform bool  yAxisCVSCoord;',
    'uniform bool  yAxisIsLog;',
    'uniform bool  yAxisReversed;',
    'uniform bool  isCircle;',
    'uniform bool  isBubble;',
    'uniform bool  bubbleSizeByArea;',
    'uniform float bubbleZMin;',
    'uniform float bubbleZMax;',
    'uniform float bubbleZThreshold;',
    'uniform float bubbleMinSize;',
    'uniform float bubbleMaxSize;',
    'uniform bool  bubbleSizeAbs;',
    'uniform bool  isInverted;',
    'float bubbleRadius(){',
    'float value = aVertexPosition.w;',
    'float zMax = bubbleZMax;',
    'float zMin = bubbleZMin;',
    'float radius = 0.0;',
    'float pos = 0.0;',
    'float zRange = zMax - zMin;',
    'if (bubbleSizeAbs){',
    'value = value - bubbleZThreshold;',
    'zMax = max(zMax - bubbleZThreshold, zMin - bubbleZThreshold);',
    'zMin = 0.0;',
    '}',
    'if (value < zMin){',
    'radius = bubbleZMin / 2.0 - 1.0;',
    '} else {',
    'pos = zRange > 0.0 ? (value - zMin) / zRange : 0.5;',
    'if (bubbleSizeByArea && pos > 0.0){',
    'pos = sqrt(pos);',
    '}',
    'radius = ceil(bubbleMinSize + pos * (bubbleMaxSize - bubbleMinSize)) / 2.0;',
    '}',
    'return radius * 2.0;',
    '}',
    'float translate(float val,',
    'float pointPlacement,',
    'float localA,',
    'float localMin,',
    'float minPixelPadding,',
    'float pointRange,',
    'float len,',
    'bool  cvsCoord,',
    'bool  isLog,',
    'bool  reversed',
    '){',
    'float sign = 1.0;',
    'float cvsOffset = 0.0;',
    'if (cvsCoord) {',
    'sign *= -1.0;',
    'cvsOffset = len;',
    '}',
    'if (isLog) {',
    'val = log(val) / LN10;',
    '}',
    'if (reversed) {',
    'sign *= -1.0;',
    'cvsOffset -= sign * len;',
    '}',
    'return sign * (val - localMin) * localA + cvsOffset + ',
    '(sign * minPixelPadding);', // ' + localA * pointPlacement * pointRange;',
    '}',
    'float xToPixels(float value) {',
    'if (skipTranslation){',
    'return value;// + xAxisPos;',
    '}',
    'return translate(value, 0.0, xAxisTrans, xAxisMin, xAxisMinPad, xAxisPointRange, xAxisLen, xAxisCVSCoord, xAxisIsLog, xAxisReversed);// + xAxisPos;',
    '}',
    'float yToPixels(float value, float checkThreshold) {',
    'float v;',
    'if (skipTranslation){',
    'v = value;// + yAxisPos;',
    '} else {',
    'v = translate(value, 0.0, yAxisTrans, yAxisMin, yAxisMinPad, yAxisPointRange, yAxisLen, yAxisCVSCoord, yAxisIsLog, yAxisReversed);// + yAxisPos;',
    'if (v > yAxisLen) {',
    'v = yAxisLen;',
    '}',
    '}',
    'if (checkThreshold > 0.0 && hasThreshold) {',
    'v = min(v, translatedThreshold);',
    '}',
    'return v;',
    '}',
    'void main(void) {',
    'if (isBubble){',
    'gl_PointSize = bubbleRadius();',
    '} else {',
    'gl_PointSize = pSize;',
    '}',
    // 'gl_PointSize = 10.0;',
    'vColor = aColor;',
    // It's not working correctly on useGPUTranslations off, because we
    // operate on pixel values then, not on axis values. Maybe we should
    // just skip outer points before pushing them to the vertex buffer?
    'if (!skipTranslation && isCircle && (',
    'aVertexPosition.x < xAxisMin ||',
    'aVertexPosition.x > xAxisMax ||',
    'aVertexPosition.y < yAxisMin ||',
    'aVertexPosition.y > yAxisMax',
    ')) {',
    'gl_Position = uPMatrix * vec4(2.0, 2.0, 2.0, 1.0);',
    '} else if (skipTranslation && isInverted) {',
    // If we get translated values from JS, just swap them (x, y)
    'gl_Position = uPMatrix * vec4(aVertexPosition.y + yAxisPos, aVertexPosition.x + xAxisPos, 0.0, 1.0);',
    '} else if (isInverted) {',
    // But when calculating pixel positions directly,
    // swap axes and values (x, y)
    'gl_Position = uPMatrix * vec4(yToPixels(aVertexPosition.y, aVertexPosition.z) + yAxisPos, xToPixels(aVertexPosition.x) + xAxisPos, 0.0, 1.0);',
    '} else {',
    'gl_Position = uPMatrix * vec4(xToPixels(aVertexPosition.x) + xAxisPos, yToPixels(aVertexPosition.y, aVertexPosition.z) + yAxisPos, 0.0, 1.0);',
    '}',
    // 'gl_Position = uPMatrix * vec4(aVertexPosition.x, aVertexPosition.y, 0.0, 1.0);',
    '}'
    /* eslint-enable max-len, @stylistic/indent */
].join('\n');
/* *
 *
 *  Class
 *
 * */
/**
 * A static shader mimicking axis translation functions found in Core/Axis.
 *
 * @internal
 *
 * @param {WebGLContext} gl
 * the context in which the shader is active
 */
class WGLShader {
    /* *
     *
     *  Constructor
     *
     * */
    constructor(gl) {
        // Error stack
        this.errors = [];
        this.uLocations = {};
        this.gl = gl;
        if (gl && !this.createShader()) {
            return void 0;
        }
    }
    /* *
     *
     *  Functions
     *
     * */
    /**
     * Bind the shader.
     * This makes the shader the active one until another one is bound,
     * or until 0 is bound.
     * @internal
     */
    bind() {
        if (this.gl && this.shaderProgram) {
            this.gl.useProgram(this.shaderProgram);
        }
    }
    /**
     * Create the shader.
     * Loads the shader program statically defined above.
     * @internal
     */
    createShader() {
        const v = this.stringToProgram(vertexShader, 'vertex'), f = this.stringToProgram(fragmentShader, 'fragment'), uloc = (n) => (this.gl.getUniformLocation(this.shaderProgram, n));
        if (!v || !f) {
            this.shaderProgram = false;
            this.handleErrors();
            return false;
        }
        this.shaderProgram = this.gl.createProgram();
        this.gl.attachShader(this.shaderProgram, v);
        this.gl.attachShader(this.shaderProgram, f);
        this.gl.linkProgram(this.shaderProgram);
        if (!this.gl.getProgramParameter(this.shaderProgram, this.gl.LINK_STATUS)) {
            this.errors.push(this.gl.getProgramInfoLog(this.shaderProgram));
            this.handleErrors();
            this.shaderProgram = false;
            return false;
        }
        this.gl.useProgram(this.shaderProgram);
        this.gl.bindAttribLocation(this.shaderProgram, 0, 'aVertexPosition');
        this.pUniform = uloc('uPMatrix');
        this.psUniform = uloc('pSize');
        this.fcUniform = uloc('fillColor');
        this.isBubbleUniform = uloc('isBubble');
        this.bubbleSizeAbsUniform = uloc('bubbleSizeAbs');
        this.bubbleSizeAreaUniform = uloc('bubbleSizeByArea');
        this.uSamplerUniform = uloc('uSampler');
        this.skipTranslationUniform = uloc('skipTranslation');
        this.isCircleUniform = uloc('isCircle');
        this.isInverted = uloc('isInverted');
        return true;
    }
    /**
     * Handle errors accumulated in errors stack.
     * @internal
     */
    handleErrors() {
        if (this.errors.length) {
            (0,external_highcharts_src_js_default_namespaceObject.error)('[highcharts boost] shader error - ' +
                this.errors.join('\n'));
        }
    }
    /**
     * String to shader program.
     *
     * @internal
     * @param {string} str
     * Program source
     * @param {string} type
     * Program type: either `vertex` or `fragment`
     */
    stringToProgram(str, type) {
        const shader = this.gl.createShader(type === 'vertex' ? this.gl.VERTEX_SHADER : this.gl.FRAGMENT_SHADER);
        this.gl.shaderSource(shader, str);
        this.gl.compileShader(shader);
        if (!this.gl.getShaderParameter(shader, this.gl.COMPILE_STATUS)) {
            this.errors.push('when compiling ' +
                type +
                ' shader:\n' +
                this.gl.getShaderInfoLog(shader));
            return false;
        }
        return shader;
    }
    /**
     * Destroy the shader.
     * @internal
     */
    destroy() {
        if (this.gl && this.shaderProgram) {
            this.gl.deleteProgram(this.shaderProgram);
            this.shaderProgram = false;
        }
    }
    fillColorUniform() {
        return this.fcUniform;
    }
    /**
     * Get the shader program handle.
     *
     * @internal
     * @return {WebGLProgram}
     * The handle for the program
     */
    getProgram() {
        return this.shaderProgram;
    }
    pointSizeUniform() {
        return this.psUniform;
    }
    perspectiveUniform() {
        return this.pUniform;
    }
    /**
     * Flush.
     * @internal
     */
    reset() {
        if (this.gl && this.shaderProgram) {
            this.gl.uniform1i(this.isBubbleUniform, 0);
            this.gl.uniform1i(this.isCircleUniform, 0);
        }
    }
    /**
     * Set bubble uniforms.
     *
     * @internal
     * @param {Highcharts.Series} series
     * Series to use
     */
    setBubbleUniforms(series, zCalcMin, zCalcMax, pixelRatio = 1) {
        const seriesOptions = series.options;
        let zMin = Number.MAX_VALUE, zMax = -Number.MAX_VALUE;
        if (this.gl && this.shaderProgram && series.is('bubble')) {
            const pxSizes = series.getPxExtremes();
            zMin = pick(seriesOptions.zMin, clamp(zCalcMin, seriesOptions.displayNegative === false ?
                seriesOptions.zThreshold : -Number.MAX_VALUE, zMin));
            zMax = pick(seriesOptions.zMax, Math.max(zMax, zCalcMax));
            this.gl.uniform1i(this.isBubbleUniform, 1);
            this.gl.uniform1i(this.isCircleUniform, 1);
            this.gl.uniform1i(this.bubbleSizeAreaUniform, (series.options.sizeBy !== 'width'));
            this.gl.uniform1i(this.bubbleSizeAbsUniform, series.options
                .sizeByAbsoluteValue);
            this.setUniform('bubbleMinSize', pxSizes.minPxSize * pixelRatio);
            this.setUniform('bubbleMaxSize', pxSizes.maxPxSize * pixelRatio);
            this.setUniform('bubbleZMin', zMin);
            this.setUniform('bubbleZMax', zMax);
            this.setUniform('bubbleZThreshold', series.options.zThreshold);
        }
    }
    /**
     * Set the Color uniform.
     *
     * @internal
     * @param {Array<number>} color
     * Array with RGBA values.
     */
    setColor(color) {
        if (this.gl && this.shaderProgram) {
            this.gl.uniform4f(this.fcUniform, color[0] / 255.0, color[1] / 255.0, color[2] / 255.0, color[3]);
        }
    }
    /**
     * Enable/disable circle drawing.
     * @internal
     */
    setDrawAsCircle(flag) {
        if (this.gl && this.shaderProgram) {
            this.gl.uniform1i(this.isCircleUniform, flag ? 1 : 0);
        }
    }
    /**
     * Set if inversion state.
     *
     * @internal
     * @param {number} flag
     * Inversion flag
     */
    setInverted(flag) {
        if (this.gl && this.shaderProgram) {
            this.gl.uniform1i(this.isInverted, flag);
        }
    }
    /**
     * Set the perspective matrix.
     *
     * @internal
     * @param {Float32List} m
     * Matrix 4 x 4
     */
    setPMatrix(m) {
        if (this.gl && this.shaderProgram) {
            this.gl.uniformMatrix4fv(this.pUniform, false, m);
        }
    }
    /**
     * Set the point size.
     *
     * @internal
     * @param {number} p
     * Point size
     */
    setPointSize(p) {
        if (this.gl && this.shaderProgram) {
            this.gl.uniform1f(this.psUniform, p);
        }
    }
    /**
     * Set skip translation.
     * @internal
     */
    setSkipTranslation(flag) {
        if (this.gl && this.shaderProgram) {
            this.gl.uniform1i(this.skipTranslationUniform, flag === true ? 1 : 0);
        }
    }
    /**
     * Set the active texture.
     *
     * @internal
     * @param {number} texture
     * Texture to activate.
     */
    setTexture(texture) {
        if (this.gl && this.shaderProgram) {
            this.gl.uniform1i(this.uSamplerUniform, texture);
        }
    }
    /**
     * Set a uniform value.
     * This uses a hash map to cache uniform locations.
     *
     * @internal
     * @param {string} name
     * Name of the uniform to set.
     * @param {number} val
     * Value to set.
     */
    setUniform(name, val) {
        if (this.gl && this.shaderProgram) {
            const u = this.uLocations[name] = (this.uLocations[name] ||
                this.gl.getUniformLocation(this.shaderProgram, name));
            this.gl.uniform1f(u, val);
        }
    }
}
/* *
 *
 *  Default Export
 *
 * */
/** @internal */
/* harmony default export */ const Boost_WGLShader = (WGLShader);

;// ./code/es-modules/Extensions/Boost/WGLVertexBuffer.js
/* *
 *
 *  (c) 2019-2026 Highsoft AS
 *
 *  Boost module: stripped-down renderer for higher performance
 *
 *  License: highcharts.com/license
 *
 *
 * */

/* *
 *
 *  Class
 *
 * */
/**
 * Vertex Buffer abstraction.
 * A vertex buffer is a set of vertices which are passed to the GPU
 * in a single call.
 *
 * @internal
 * @class
 * @name WGLVertexBuffer
 *
 * @param {WebGLContext} gl
 * Context in which to create the buffer.
 * @param {WGLShader} shader
 * Shader to use.
 */
class WGLVertexBuffer {
    /* *
     *
     *  Constructor
     *
     * */
    constructor(gl, shader, dataComponents
    /* , type */
    ) {
        /* *
         *
         *  Properties
         *
         * */
        this.buffer = false;
        this.iterator = 0;
        this.preAllocated = false;
        this.vertAttribute = false;
        this.components = dataComponents || 2;
        this.dataComponents = dataComponents;
        this.gl = gl;
        this.shader = shader;
    }
    /* *
     *
     *  Functions
     *
     * */
    /**
     * Note about pre-allocated buffers:
     *     - This is slower for charts with many series
     * @internal
     */
    allocate(size) {
        this.iterator = -1;
        this.preAllocated = new Float32Array(size * 4);
    }
    /**
     * Bind the buffer.
     * @internal
     */
    bind() {
        if (!this.buffer) {
            return false;
        }
        /// gl.bindAttribLocation(shader.program(), 0, 'aVertexPosition');
        // gl.enableVertexAttribArray(vertAttribute);
        // gl.bindBuffer(gl.ARRAY_BUFFER, buffer);
        this.gl.vertexAttribPointer(this.vertAttribute, this.components, this.gl.FLOAT, false, 0, 0);
        /// gl.enableVertexAttribArray(vertAttribute);
    }
    /**
     * Build the buffer.
     *
     * @internal
     * @param {Array<number>} dataIn
     * Zero padded array of indices
     * @param {string} attrib
     * Name of the Attribute to bind the buffer to
     * @param {number} dataComponents
     * Number of components per. indice
     */
    build(dataIn, attrib, dataComponents) {
        let farray;
        this.data = dataIn || [];
        if ((!this.data || this.data.length === 0) && !this.preAllocated) {
            /// console.error('trying to render empty vbuffer');
            this.destroy();
            return false;
        }
        this.components = dataComponents || this.components;
        if (this.buffer) {
            this.gl.deleteBuffer(this.buffer);
        }
        if (!this.preAllocated) {
            farray = new Float32Array(this.data);
        }
        this.buffer = this.gl.createBuffer();
        this.gl.bindBuffer(this.gl.ARRAY_BUFFER, this.buffer);
        this.gl.bufferData(this.gl.ARRAY_BUFFER, this.preAllocated || farray, this.gl.STATIC_DRAW);
        /// gl.bindAttribLocation(shader.program(), 0, 'aVertexPosition');
        this.vertAttribute = this.gl
            .getAttribLocation(this.shader.getProgram(), attrib);
        this.gl.enableVertexAttribArray(this.vertAttribute);
        // Trigger cleanup
        farray = false;
        return true;
    }
    /** @internal */
    destroy() {
        if (this.buffer) {
            this.gl.deleteBuffer(this.buffer);
            this.buffer = false;
            this.vertAttribute = false;
        }
        this.iterator = 0;
        this.components = this.dataComponents || 2;
        this.data = [];
    }
    /**
     * Adds data to the pre-allocated buffer.
     *
     * @internal
     * @param {number} x
     * X data
     * @param {number} y
     * Y data
     * @param {number} a
     * A data
     * @param {number} b
     * B data
     */
    push(x, y, a, b) {
        if (this.preAllocated) { // && iterator <= preAllocated.length - 4) {
            this.preAllocated[++this.iterator] = x;
            this.preAllocated[++this.iterator] = y;
            this.preAllocated[++this.iterator] = a;
            this.preAllocated[++this.iterator] = b;
        }
    }
    /**
     * Render the buffer.
     *
     * @internal
     * @param {number} from
     * Start indice.
     * @param {number} to
     * End indice.
     * @param {WGLDrawModeValue} drawMode
     * Draw mode.
     */
    render(from, to, drawMode) {
        const length = this.preAllocated ?
            this.preAllocated.length : this.data.length;
        if (!this.buffer) {
            return false;
        }
        if (!length) {
            return false;
        }
        if (!from || from > length || from < 0) {
            from = 0;
        }
        if (!to || to > length) {
            to = length;
        }
        if (from >= to) {
            return false;
        }
        drawMode = drawMode || 'POINTS';
        this.gl.drawArrays(this.gl[drawMode], from / this.components, (to - from) / this.components);
        return true;
    }
}
/* *
 *
 *  Default Export
 *
 * */
/** @internal */
/* harmony default export */ const Boost_WGLVertexBuffer = (WGLVertexBuffer);

;// ./code/es-modules/Extensions/Boost/WGLRenderer.js
/* *
 *
 *  (c) 2019-2026 Highsoft AS
 *
 *  Boost module: stripped-down renderer for higher performance
 *
 *  License: highcharts.com/license
 *
 *
 * */


const { getBoostClipRect: WGLRenderer_getBoostClipRect } = Boost_BoostChart;

const { parse: color } = (external_highcharts_src_js_default_Color_default());

const { doc: WGLRenderer_doc, win: WGLRenderer_win } = (external_highcharts_src_js_default_default());




/* *
 *
 *  Constants
 *
 * */
// Things to draw as "rectangles" (i.e lines)
const asBar = {
    'column': true,
    'columnrange': true,
    'bar': true,
    'area': true,
    'areaspline': true,
    'arearange': true
};
const asCircle = {
    'scatter': true,
    'bubble': true
};
const contexts = [
    'webgl',
    'experimental-webgl',
    'moz-webgl',
    'webkit-3d'
];
/* *
 *
 *  Class
 *
 * */
/**
 * Main renderer. Used to render series.
 *
 * Notes to self:
 * - May be able to build a point map by rendering to a separate canvas and
 *   encoding values in the color data.
 * - Need to figure out a way to transform the data quicker
 *
 * @internal
 *
 * @param {Function} postRenderCallback
 */
class WGLRenderer {
    /* *
     *
     *  Static Functions
     *
     * */
    /**
     * Returns an orthographic perspective matrix.
     *
     * @internal
     * @param {number} width
     * the width of the viewport in pixels
     * @param {number} height
     * the height of the viewport in pixels
     */
    static orthoMatrix(width, height) {
        const near = 0, far = 1;
        return [
            2 / width, 0, 0, 0,
            0, -(2 / height), 0, 0,
            0, 0, -2 / (far - near), 0,
            -1, 1, -(far + near) / (far - near), 1
        ];
    }
    /** @internal */
    static seriesPointCount(series) {
        let isStacked, xData, s;
        if (series.boosted) {
            isStacked = !!series.options.stacking;
            xData = ((series.getColumn('x').length ?
                series.getColumn('x') :
                void 0) ||
                series.options.xData ||
                series.getColumn('x', true));
            s = (isStacked ? series.data : (xData || series.options.data))
                .length;
            if (series.type === 'treemap') {
                s *= 12;
            }
            else if (series.type === 'heatmap') {
                s *= 6;
            }
            else if (asBar[series.type]) {
                s *= 2;
            }
            return s;
        }
        return 0;
    }
    /* *
     *
     *  Constructor
     *
     * */
    constructor(postRenderCallback) {
        /**
         * The data to render - array of coordinates.
         * Repeating sequence of [x, y, checkThreshold, pointSize].
         */
        this.data = [];
        // Height of our viewport in pixels
        this.height = 0;
        // Is it inited?
        this.isInited = false;
        // The marker data
        this.markerData = [];
        // The series stack
        this.series = [];
        // Texture handles
        this.textureHandles = {};
        // Width of our viewport in pixels
        this.width = 0;
        this.postRenderCallback = postRenderCallback;
        this.settings = {
            pointSize: 1,
            lineWidth: 1,
            fillColor: '#AA00AA',
            useAlpha: true,
            usePreallocated: false,
            useGPUTranslations: false,
            debug: {
                timeRendering: false,
                timeSeriesProcessing: false,
                timeSetup: false,
                timeBufferCopy: false,
                timeKDTree: false,
                showSkipSummary: false
            }
        };
    }
    /* *
     *
     *  Functions
     *
     * */
    /** @internal */
    getPixelRatio() {
        return this.settings.pixelRatio || WGLRenderer_win.devicePixelRatio || 1;
    }
    /** @internal */
    setOptions(options) {
        // The pixelRatio defaults to 1. This is an antipattern, we should
        // refactor the Boost options to include an object of default options as
        // base for the merge, like other components.
        if (!('pixelRatio' in options)) {
            options.pixelRatio = 1;
        }
        merge(true, this.settings, options);
    }
    /**
     * Allocate a float buffer to fit all series
     * @internal
     */
    allocateBuffer(chart) {
        const vbuffer = this.vbuffer;
        let s = 0;
        if (!this.settings.usePreallocated) {
            return;
        }
        chart.series.forEach((series) => {
            if (series.boosted) {
                s += WGLRenderer.seriesPointCount(series);
            }
        });
        vbuffer && vbuffer.allocate(s);
    }
    /** @internal */
    allocateBufferForSingleSeries(series) {
        const vbuffer = this.vbuffer;
        let s = 0;
        if (!this.settings.usePreallocated) {
            return;
        }
        if (series.boosted) {
            s = WGLRenderer.seriesPointCount(series);
        }
        vbuffer && vbuffer.allocate(s);
    }
    /**
     * Clear the depth and color buffer
     * @internal
     */
    clear() {
        const gl = this.gl;
        gl && gl.clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT);
    }
    /**
     * Push data for a single series.
     * This calculates additional vertices and transforms the data to be
     * aligned correctly in memory.
     * @internal
     */
    pushSeriesData(series, inst) {
        const data = this.data, settings = this.settings, vbuffer = this.vbuffer, isRange = (series.pointArrayMap &&
            series.pointArrayMap.join(',') === 'low,high'), { chart, options, sorted, xAxis, yAxis } = series, isStacked = !!options.stacking, rawData = options.data, xExtremes = series.xAxis.getExtremes(), 
        // Taking into account the offset of the min point #19497
        xMin = xExtremes.min - (series.xAxis.minPointOffset || 0), xMax = xExtremes.max + (series.xAxis.minPointOffset || 0), yExtremes = series.yAxis.getExtremes(), yMin = yExtremes.min - (series.yAxis.minPointOffset || 0), yMax = yExtremes.max + (series.yAxis.minPointOffset || 0), xData = (series.getColumn('x').length ? series.getColumn('x') : void 0) || options.xData || series.getColumn('x', true), yData = (series.getColumn('y').length ? series.getColumn('y') : void 0) || options.yData || series.getColumn('y', true), zData = (series.getColumn('z').length ? series.getColumn('z') : void 0) || options.zData || series.getColumn('z', true), useRaw = !xData || xData.length === 0, 
        /// threshold = options.threshold,
        // yBottom = chart.yAxis[0].getThreshold(threshold),
        // hasThreshold = isNumber(threshold),
        colorByPoint = series.options.colorByPoint, 
        // This is required for color by point, so make sure this is
        // uncommented if enabling that
        // Required for color axis support
        // caxis,
        connectNulls = options.connectNulls, 
        // For some reason eslint/TypeScript don't pick up that this is
        // actually used: --- bre1470: it is never read, just set
        // maxVal: (number|undefined), // eslint-disable-line no-unused-vars
        points = series.points || false, sdata = isStacked ? series.data : (xData || rawData), closestLeft = { x: Number.MAX_VALUE, y: 0 }, closestRight = { x: -Number.MAX_VALUE, y: 0 }, cullXThreshold = 1, cullYThreshold = 1, chartDestroyed = typeof chart.index === 'undefined', drawAsBar = asBar[series.type], zoneAxis = options.zoneAxis || 'y', zones = options.zones || false, threshold = options.threshold, pixelRatio = this.getPixelRatio();
        let plotWidth = series.chart.plotWidth, lastX = false, lastY = false, minVal, scolor, 
        //
        skipped = 0, hadPoints = false, 
        // The following are used in the builder while loop
        x, y, d, z, i = -1, px = false, nx = false, low, nextInside = false, prevInside = false, pcolor = void 0, isXInside = false, isYInside = true, firstPoint = true, zoneColors = [], zoneDefColor = false, gapSize = false, vlen = 0, colorIndex = 0;
        if (options.boostData && options.boostData.length > 0) {
            return;
        }
        if (options.gapSize) {
            gapSize = options.gapUnit !== 'value' ?
                options.gapSize * series.closestPointRange :
                options.gapSize;
        }
        if (zones && zones.length) { // #23571
            zoneColors = [];
            zones.forEach((zone, i) => {
                if (zone.color) {
                    const zoneColor = color(zone.color).rgba;
                    zoneColor[0] /= 255.0;
                    zoneColor[1] /= 255.0;
                    zoneColor[2] /= 255.0;
                    zoneColors[i] = zoneColor;
                    if (!zoneDefColor && typeof zone.value === 'undefined') {
                        zoneDefColor = zoneColor;
                    }
                }
            });
            if (!zoneDefColor) {
                const seriesColor = ((series.pointAttribs && series.pointAttribs().fill) ||
                    series.color);
                zoneDefColor = color(seriesColor).rgba;
                zoneDefColor[0] /= 255.0;
                zoneDefColor[1] /= 255.0;
                zoneDefColor[2] /= 255.0;
            }
        }
        if (chart.inverted) {
            plotWidth = series.chart.plotHeight;
        }
        series.closestPointRangePx = Number.MAX_VALUE;
        /**
         * Push color to color buffer - need to do this per vertex.
         * @internal
         */
        const pushColor = (color) => {
            if (color) {
                inst.colorData.push(color[0]);
                inst.colorData.push(color[1]);
                inst.colorData.push(color[2]);
                inst.colorData.push(color[3]);
            }
        };
        /**
         * Push a vertice to the data buffer.
         * @internal
         */
        const vertice = (x, y, checkThreshold, pointSize = 1, color) => {
            pushColor(color);
            // Correct for pixel ratio
            if (pixelRatio !== 1 && (!settings.useGPUTranslations ||
                inst.skipTranslation)) {
                x *= pixelRatio;
                y *= pixelRatio;
                pointSize *= pixelRatio;
            }
            if (settings.usePreallocated && vbuffer) {
                vbuffer.push(x, y, checkThreshold ? 1 : 0, pointSize);
                vlen += 4;
            }
            else {
                data.push(x);
                data.push(y);
                data.push(checkThreshold ? pixelRatio : 0);
                data.push(pointSize);
            }
        };
        /** @internal */
        const closeSegment = () => {
            if (inst.segments.length) {
                inst.segments[inst.segments.length - 1].to = data.length || vlen;
            }
        };
        /**
         * Create a new segment for the current set.
         * @internal
         */
        const beginSegment = () => {
            // Insert a segment on the series.
            // A segment is just a start indice.
            // When adding a segment, if one exists from before, it should
            // set the previous segment's end
            if (inst.segments.length &&
                inst.segments[inst.segments.length - 1].from === (data.length || vlen)) {
                return;
            }
            closeSegment();
            inst.segments.push({
                from: data.length || vlen
            });
        };
        /**
         * Push a rectangle to the data buffer.
         * @internal
         */
        const pushRect = (x, y, w, h, color) => {
            pushColor(color);
            vertice(x + w, y);
            pushColor(color);
            vertice(x, y);
            pushColor(color);
            vertice(x, y + h);
            pushColor(color);
            vertice(x, y + h);
            pushColor(color);
            vertice(x + w, y + h);
            pushColor(color);
            vertice(x + w, y);
        };
        // Create the first segment
        beginSegment();
        // Special case for point shapes
        if (points && points.length > 0) {
            // If we're doing points, we assume that the points are already
            // translated, so we skip the shader translation.
            inst.skipTranslation = true;
            // Force triangle draw mode
            inst.drawMode = 'TRIANGLES';
            // We don't have a z component in the shader, so we need to sort.
            if (points[0].node && points[0].node.levelDynamic) {
                points.sort((a, b) => {
                    if (a.node) {
                        if (a.node.levelDynamic >
                            b.node.levelDynamic) {
                            return 1;
                        }
                        if (a.node.levelDynamic <
                            b.node.levelDynamic) {
                            return -1;
                        }
                    }
                    return 0;
                });
            }
            points.forEach((point) => {
                const plotY = point.plotY;
                let swidth, pointAttr;
                if (typeof plotY !== 'undefined' &&
                    !isNaN(plotY) &&
                    point.y !== null &&
                    point.shapeArgs) {
                    let { x = 0, y = 0, width = 0, height = 0 } = point.shapeArgs;
                    pointAttr = chart.styledMode ?
                        point.series
                            .colorAttribs(point) :
                        pointAttr = point.series.pointAttribs(point);
                    swidth = pointAttr['stroke-width'] || 0;
                    // Handle point colors
                    pcolor = color(pointAttr.fill).rgba;
                    pcolor[0] /= 255.0;
                    pcolor[1] /= 255.0;
                    pcolor[2] /= 255.0;
                    // So there are two ways of doing this. Either we can
                    // create a rectangle of two triangles, or we can do a
                    // point and use point size. Latter is faster, but
                    // only supports squares. So we're doing triangles.
                    // We could also use one color per. vertice to get
                    // better color interpolation.
                    // If there's stroking, we do an additional rect
                    if (series.is('treemap')) {
                        swidth = swidth || 1;
                        scolor = color(pointAttr.stroke).rgba;
                        scolor[0] /= 255.0;
                        scolor[1] /= 255.0;
                        scolor[2] /= 255.0;
                        pushRect(x, y, width, height, scolor);
                        swidth /= 2;
                    }
                    // } else {
                    //     swidth = 0;
                    // }
                    // Fixes issues with inverted heatmaps (see #6981). The root
                    // cause is that the coordinate system is flipped. In other
                    // words, instead of [0,0] being top-left, it's
                    // bottom-right. This causes a vertical and horizontal flip
                    // in the resulting image, making it rotated 180 degrees.
                    if (series.is('heatmap') && chart.inverted) {
                        x = xAxis.len - x;
                        y = yAxis.len - y;
                        width = -width;
                        height = -height;
                    }
                    pushRect(x + swidth, y + swidth, width - (swidth * 2), height - (swidth * 2), pcolor);
                }
            });
            closeSegment();
            return;
        }
        // Extract color axis
        // (chart.axes || []).forEach((a): void => {
        //     if (H.ColorAxis && a instanceof H.ColorAxis) {
        //         caxis = a;
        //     }
        // });
        while (i < sdata.length - 1) {
            d = sdata[++i];
            if (typeof d === 'undefined') {
                continue;
            }
            /// px = x = y = z = nx = low = false;
            // chartDestroyed = typeof chart.index === 'undefined';
            // nextInside = prevInside = pcolor = isXInside = isYInside = false;
            // drawAsBar = asBar[series.type];
            if (chartDestroyed) {
                break;
            }
            // Handle the point.color option (#5999)
            const pointOptions = rawData && rawData[i];
            if (!useRaw) {
                let rgba;
                if (isObject(pointOptions, true) && pointOptions.color) {
                    rgba = color(pointOptions.color).rgba;
                }
                const colorKeyIndex = series.options.keys?.indexOf('color');
                if (Array.isArray(pointOptions) &&
                    colorKeyIndex &&
                    typeof pointOptions[colorKeyIndex] === 'string') {
                    rgba = color(pointOptions[colorKeyIndex]).rgba;
                }
                else if (colorByPoint && chart.options.colors) {
                    colorIndex = colorIndex %
                        chart.options.colors.length;
                    rgba = color(chart.options.colors[colorIndex]).rgba;
                }
                if (rgba) {
                    pcolor = rgba;
                    pcolor[0] = rgba[0] / 255.0;
                    pcolor[1] = rgba[1] / 255.0;
                    pcolor[2] = rgba[2] / 255.0;
                    pcolor[3] = rgba[3];
                }
                colorIndex++;
            }
            if (useRaw) {
                x = d[0];
                y = d[1];
                if (sdata[i + 1]) {
                    nx = sdata[i + 1][0];
                }
                if (sdata[i - 1]) {
                    px = sdata[i - 1][0];
                }
                if (d.length >= 3) {
                    z = d[2];
                    if (d[2] > inst.zMax) {
                        inst.zMax = d[2];
                    }
                    if (d[2] < inst.zMin) {
                        inst.zMin = d[2];
                    }
                }
            }
            else {
                x = d;
                y = yData?.[i];
                if (sdata[i + 1]) {
                    nx = sdata[i + 1];
                }
                if (sdata[i - 1]) {
                    px = sdata[i - 1];
                }
                if (zData && zData.length) {
                    z = zData[i];
                    if (zData[i] > inst.zMax) {
                        inst.zMax = zData[i];
                    }
                    if (zData[i] < inst.zMin) {
                        inst.zMin = zData[i];
                    }
                }
            }
            if (!connectNulls && (x === null || y === null)) {
                beginSegment();
                continue;
            }
            if (nx && nx >= xMin && nx <= xMax) {
                nextInside = true;
            }
            if (px && px >= xMin && px <= xMax) {
                prevInside = true;
            }
            if (isRange) {
                if (useRaw) {
                    y = d.slice(1, 3);
                }
                low = series.getColumn('low', true)?.[i];
                y = series.getColumn('high', true)?.[i] || 0;
            }
            else if (isStacked) {
                x = d.x;
                y = d.stackY;
                low = y - d.y;
            }
            if (yMin !== null &&
                typeof yMin !== 'undefined' &&
                yMax !== null &&
                typeof yMax !== 'undefined') {
                isYInside = y >= yMin && y <= yMax;
            }
            // Do not render points outside the zoomed range (#19701)
            if (!sorted && !isYInside) {
                continue;
            }
            if (x > xMax && closestRight.x < xMax) {
                closestRight.x = x;
                closestRight.y = y;
            }
            if (x < xMin && closestLeft.x > xMin) {
                closestLeft.x = x;
                closestLeft.y = y;
            }
            if (y === null && connectNulls) {
                continue;
            }
            // Cull points outside the extremes
            // Continue if `sdata` has only one point as `nextInside` asserts
            // whether the next point exists and will thus be false. (#22194)
            if (y === null || (!isYInside && sdata.length > 1 &&
                !nextInside && !prevInside)) {
                beginSegment();
                continue;
            }
            // The first point before and first after extremes should be
            // rendered (#9962, 19701)
            // Make sure series with a single point are rendered (#21897)
            if (sorted && ((nx >= xMin || x >= xMin) &&
                (px <= xMax || x <= xMax)) ||
                !sorted && ((x >= xMin) && (x <= xMax))) {
                isXInside = true;
            }
            if (!isXInside && !nextInside && !prevInside) {
                continue;
            }
            if (gapSize && x - px > gapSize) {
                beginSegment();
            }
            // Note: Boost requires that zones are sorted!
            if (zones && zones.length) { // #23571
                let zoneColor;
                const pointValue = zoneAxis === 'x' ? x : y;
                // Match getZone() logic: find zone where value > point value
                let zoneIndex;
                zones.some((// eslint-disable-line no-loop-func
                zone, i) => {
                    if (typeof zone.value !== 'undefined' &&
                        pointValue < zone.value) {
                        zoneIndex = i;
                        return true;
                    }
                    return false;
                });
                if (typeof zoneIndex !== 'undefined' &&
                    zoneColors[zoneIndex]) {
                    zoneColor = zoneColors[zoneIndex];
                }
                pcolor = zoneColor || zoneDefColor || pcolor;
            }
            // Skip translations - temporary floating point fix
            if (!settings.useGPUTranslations) {
                inst.skipTranslation = true;
                x = xAxis.toPixels(x, true);
                y = yAxis.toPixels(y, true);
                // Make sure we're not drawing outside of the chart area.
                // See #6594. Update: this is no longer required as far as I
                // can tell. Leaving in for git blame in case there are edge
                // cases I've not found. Having this in breaks #10246.
                // if (y > plotHeight) {
                // y = plotHeight;
                // }
                if (x > plotWidth) {
                    // If this is rendered as a point, just skip drawing it
                    // entirely, as we're not dependant on lineTo'ing to it.
                    // See #8197
                    if (inst.drawMode === 'POINTS') {
                        continue;
                    }
                    // Having this here will clamp markers and make the angle
                    // of the last line wrong. See 9166.
                    // x = plotWidth;
                }
            }
            // No markers on out of bounds things.
            // Out of bound things are shown if and only if the next
            // or previous point is inside the rect.
            if (inst.hasMarkers && isXInside) {
                /// x = Highcharts.correctFloat(
                //     Math.min(Math.max(-1e5, xAxis.translate(
                //         x,
                //         0,
                //         0,
                //         0,
                //         1,
                //         0.5,
                //         false
                //     )), 1e5)
                // );
                if (lastX !== false) {
                    series.closestPointRangePx = Math.min(series.closestPointRangePx, Math.abs(x - lastX));
                }
            }
            // If the last _drawn_ point is closer to this point than the
            // threshold, skip it. Shaves off 20-100ms in processing.
            if (!settings.useGPUTranslations &&
                !settings.usePreallocated &&
                (lastX && Math.abs(x - lastX) < cullXThreshold) &&
                (lastY && Math.abs(y - lastY) < cullYThreshold)) {
                if (settings.debug.showSkipSummary) {
                    ++skipped;
                }
                continue;
            }
            if (drawAsBar) {
                minVal = low || 0;
                if (low === false || typeof low === 'undefined') {
                    if (y < 0) {
                        minVal = y;
                    }
                    else {
                        minVal = 0;
                    }
                }
                if ((!isRange && !isStacked) ||
                    yAxis.logarithmic // #16850
                ) {
                    minVal = Math.max(threshold === null ? yMin : threshold, // #5268
                    yMin); // #8731
                }
                if (!settings.useGPUTranslations) {
                    minVal = yAxis.toPixels(minVal, true);
                }
                // Need to add an extra point here
                vertice(x, minVal, false, 0, pcolor);
            }
            // Do step line if enabled.
            // Draws an additional point at the old Y at the new X.
            // See #6976.
            if (options.step && !firstPoint) {
                vertice(x, lastY, false, 2, pcolor);
            }
            vertice(x, y, false, series.type === 'bubble' ? (z || 1) : 2, pcolor);
            // Uncomment this to support color axis.
            // if (caxis) {
            //     pcolor = color(caxis.toColor(y)).rgba;
            //     inst.colorData.push(color[0] / 255.0);
            //     inst.colorData.push(color[1] / 255.0);
            //     inst.colorData.push(color[2] / 255.0);
            //     inst.colorData.push(color[3]);
            // }
            lastX = x;
            lastY = y;
            hadPoints = true;
            firstPoint = false;
        }
        if (settings.debug.showSkipSummary) {
            console.log('skipped points:', skipped); // eslint-disable-line no-console
        }
        const pushSupplementPoint = (point, atStart) => {
            if (!settings.useGPUTranslations) {
                inst.skipTranslation = true;
                point.x = xAxis.toPixels(point.x, true);
                point.y = yAxis.toPixels(point.y, true);
            }
            // We should only do this for lines, and we should ignore markers
            // since there's no point here that would have a marker.
            if (atStart) {
                this.data = [point.x, point.y, 0, 2].concat(this.data);
                return;
            }
            vertice(point.x, point.y, 0, 2);
        };
        if (!hadPoints &&
            connectNulls !== false &&
            series.drawMode === 'line_strip') {
            if (closestLeft.x < Number.MAX_VALUE) {
                // We actually need to push this *before* the complete buffer.
                pushSupplementPoint(closestLeft, true);
            }
            if (closestRight.x > -Number.MAX_VALUE) {
                pushSupplementPoint(closestRight);
            }
        }
        closeSegment();
    }
    /**
     * Push a series to the renderer.
     * If we render the series immediately, we don't have to loop later.
     *
     * @internal
     * @param {Highcharts.Series} s
     * The series to push.
     */
    pushSeries(s) {
        const markerData = this.markerData, series = this.series, settings = this.settings;
        if (series.length > 0) {
            if (series[series.length - 1].hasMarkers) {
                series[series.length - 1].markerTo = markerData.length;
            }
        }
        if (settings.debug.timeSeriesProcessing) {
            console.time('building ' + s.type + ' series'); // eslint-disable-line no-console
        }
        const obj = {
            segments: [],
            markerFrom: markerData.length,
            // Push RGBA values to this array to use per. point coloring.
            // It should be 0-padded, so each component should be pushed in
            // succession.
            colorData: [],
            series: s,
            zMin: Number.MAX_VALUE,
            zMax: -Number.MAX_VALUE,
            hasMarkers: s.options.marker ?
                s.options.marker.enabled !== false :
                false,
            showMarkers: true,
            drawMode: Boost_WGLDrawMode[s.type] || 'LINE_STRIP'
        };
        if (s.index >= series.length) {
            series.push(obj);
        }
        else {
            series[s.index] = obj;
        }
        // Add the series data to our buffer(s)
        this.pushSeriesData(s, obj);
        if (settings.debug.timeSeriesProcessing) {
            console.timeEnd('building ' + s.type + ' series'); // eslint-disable-line no-console
        }
    }
    /**
     * Flush the renderer.
     * This removes pushed series and vertices.
     * Should be called after clearing and before rendering.
     * @internal
     */
    flush() {
        const vbuffer = this.vbuffer;
        this.data = [];
        this.markerData = [];
        this.series = [];
        if (vbuffer) {
            vbuffer.destroy();
        }
    }
    /**
     * Pass x-axis to shader.
     *
     * @internal
     * @param {Highcharts.Axis} axis
     * The x-axis.
     */
    setXAxis(axis) {
        const shader = this.shader;
        if (!shader) {
            return;
        }
        const pixelRatio = this.getPixelRatio();
        shader.setUniform('xAxisTrans', axis.transA * pixelRatio);
        shader.setUniform('xAxisMin', axis.min);
        shader.setUniform('xAxisMax', axis.max);
        shader.setUniform('xAxisMinPad', axis.minPixelPadding * pixelRatio);
        shader.setUniform('xAxisPointRange', axis.pointRange);
        shader.setUniform('xAxisLen', axis.len * pixelRatio);
        shader.setUniform('xAxisPos', axis.pos * pixelRatio);
        shader.setUniform('xAxisCVSCoord', (!axis.horiz));
        shader.setUniform('xAxisIsLog', (!!axis.logarithmic));
        shader.setUniform('xAxisReversed', (!!axis.reversed));
    }
    /**
     * Pass y-axis to shader.
     *
     * @internal
     * @param {Highcharts.Axis} axis
     * The y-axis.
     */
    setYAxis(axis) {
        const shader = this.shader;
        if (!shader) {
            return;
        }
        const pixelRatio = this.getPixelRatio();
        shader.setUniform('yAxisTrans', axis.transA * pixelRatio);
        shader.setUniform('yAxisMin', axis.min);
        shader.setUniform('yAxisMax', axis.max);
        shader.setUniform('yAxisMinPad', axis.minPixelPadding * pixelRatio);
        shader.setUniform('yAxisPointRange', axis.pointRange);
        shader.setUniform('yAxisLen', axis.len * pixelRatio);
        shader.setUniform('yAxisPos', axis.pos * pixelRatio);
        shader.setUniform('yAxisCVSCoord', (!axis.horiz));
        shader.setUniform('yAxisIsLog', (!!axis.logarithmic));
        shader.setUniform('yAxisReversed', (!!axis.reversed));
    }
    /**
     * Set the translation threshold.
     *
     * @internal
     * @param {boolean} has
     * Has threshold flag.
     * @param {number} translation
     * The threshold.
     */
    setThreshold(has, translation) {
        const shader = this.shader;
        if (!shader) {
            return;
        }
        shader.setUniform('hasThreshold', has);
        shader.setUniform('translatedThreshold', translation);
    }
    /**
     * Render the data.
     * This renders all pushed series.
     * @internal
     */
    renderChart(chart) {
        const gl = this.gl, settings = this.settings, shader = this.shader, vbuffer = this.vbuffer;
        const pixelRatio = this.getPixelRatio();
        if (chart) {
            this.width = chart.chartWidth * pixelRatio;
            this.height = chart.chartHeight * pixelRatio;
        }
        else {
            return false;
        }
        const height = this.height, width = this.width;
        if (!gl || !shader || !width || !height) {
            return false;
        }
        if (settings.debug.timeRendering) {
            console.time('gl rendering'); // eslint-disable-line no-console
        }
        gl.canvas.width = width;
        gl.canvas.height = height;
        shader.bind();
        gl.viewport(0, 0, width, height);
        shader.setPMatrix(WGLRenderer.orthoMatrix(width, height));
        if (settings.lineWidth > 1 && !(external_highcharts_src_js_default_default()).isMS) {
            gl.lineWidth(settings.lineWidth);
        }
        if (vbuffer) {
            vbuffer.build(this.data, 'aVertexPosition', 4);
            vbuffer.bind();
        }
        shader.setInverted(chart.inverted);
        // Render the series
        this.series.forEach((s, si) => {
            const options = s.series.options, shapeOptions = options.marker, lineWidth = (typeof options.lineWidth !== 'undefined' ?
                options.lineWidth :
                1), threshold = options.threshold, hasThreshold = isNumber(threshold), yBottom = s.series.yAxis.getThreshold(threshold), translatedThreshold = yBottom, showMarkers = pick(options.marker ? options.marker.enabled : null, s.series.xAxis.isRadial ? true : null, s.series.closestPointRangePx >
                2 * ((options.marker ?
                    options.marker.radius :
                    10) || 10)), shapeTexture = this.textureHandles[(shapeOptions && shapeOptions.symbol) ||
                s.series.symbol] || this.textureHandles.circle;
            let sindex, cbuffer, fillColor, scolor = [];
            if (s.segments.length === 0 ||
                s.segments[0].from === s.segments[0].to) {
                return;
            }
            if (shapeTexture.isReady) {
                gl.bindTexture(gl.TEXTURE_2D, shapeTexture.handle);
                shader.setTexture(shapeTexture.handle);
            }
            if (chart.styledMode) {
                if (s.series.markerGroup === s.series.chart.boost?.markerGroup) {
                    // Create a temporary markerGroup to get the fill color
                    delete s.series.markerGroup;
                    s.series.markerGroup = s.series.plotGroup('markerGroup', 'markers', 'visible', 1, chart.seriesGroup).addClass('highcharts-tracker');
                    fillColor = s.series.markerGroup.getStyle('fill');
                    s.series.markerGroup.destroy();
                    s.series.markerGroup = s.series.chart.boost?.markerGroup;
                }
                else {
                    fillColor = s.series.markerGroup?.getStyle('fill');
                }
            }
            else {
                fillColor =
                    (s.drawMode === 'POINTS' && // #14260
                        s.series.pointAttribs &&
                        s.series.pointAttribs().fill) ||
                        s.series.color;
                if (options.colorByPoint) {
                    fillColor = s.series.chart.options.colors[si];
                }
            }
            if (s.series.fillOpacity && options.fillOpacity) {
                fillColor = new (external_highcharts_src_js_default_Color_default())(fillColor).setOpacity(pick(options.fillOpacity, 1.0)).get();
            }
            scolor = color(fillColor).rgba;
            if (!settings.useAlpha) {
                scolor[3] = 1.0;
            }
            // Blending
            if (options.boostBlending === 'add') {
                gl.blendFunc(gl.SRC_ALPHA, gl.ONE);
                gl.blendEquation(gl.FUNC_ADD);
            }
            else if (options.boostBlending === 'mult' ||
                options.boostBlending === 'multiply') {
                gl.blendFunc(gl.DST_COLOR, gl.ZERO);
            }
            else if (options.boostBlending === 'darken') {
                gl.blendFunc(gl.ONE, gl.ONE);
                gl.blendEquation(gl.FUNC_MIN);
            }
            else {
                /// gl.blendFunc(gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA);
                // gl.blendEquation(gl.FUNC_ADD);
                gl.blendFuncSeparate(gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA, gl.ONE, gl.ONE_MINUS_SRC_ALPHA);
            }
            shader.reset();
            // If there are entries in the colorData buffer, build and bind it.
            if (s.colorData.length > 0) {
                shader.setUniform('hasColor', 1);
                cbuffer = new Boost_WGLVertexBuffer(gl, shader);
                cbuffer.build(
                // The color array attribute for vertex is assigned from 0,
                // so it needs to be shifted to be applied to further
                // segments. #18858
                Array(s.segments[0].from).concat(s.colorData), 'aColor', 4);
                cbuffer.bind();
            }
            else {
                // Set the hasColor uniform to false (0) when the series
                // contains no colorData buffer points. #18858
                shader.setUniform('hasColor', 0);
                // #15869, a buffer with fewer points might already be bound by
                // a different series/chart causing out of range errors
                gl.disableVertexAttribArray(gl.getAttribLocation(shader.getProgram(), 'aColor'));
            }
            // Set series specific uniforms
            shader.setColor(scolor);
            this.setXAxis(s.series.xAxis);
            this.setYAxis(s.series.yAxis);
            this.setThreshold(hasThreshold, translatedThreshold);
            if (s.drawMode === 'POINTS') {
                shader.setPointSize(pick(options.marker && options.marker.radius, 0.5) * 2 * pixelRatio);
            }
            // If set to true, the toPixels translations in the shader
            // is skipped, i.e it's assumed that the value is a pixel coord.
            shader.setSkipTranslation(s.skipTranslation);
            if (s.series.type === 'bubble') {
                shader.setBubbleUniforms(s.series, s.zMin, s.zMax, pixelRatio);
            }
            shader.setDrawAsCircle(asCircle[s.series.type] || false);
            if (!vbuffer) {
                return;
            }
            // Do the actual rendering
            // If the line width is < 0, skip rendering of the lines. See #7833.
            if (lineWidth > 0 || s.drawMode !== 'LINE_STRIP') {
                const { x: cx, y: cy, width: cw, height: ch } = WGLRenderer_getBoostClipRect(chart, s.series);
                gl.enable(gl.SCISSOR_TEST);
                gl.scissor(cx * pixelRatio, height - (cy + ch) * pixelRatio, cw * pixelRatio, ch * pixelRatio);
                for (sindex = 0; sindex < s.segments.length; sindex++) {
                    vbuffer.render(s.segments[sindex].from, s.segments[sindex].to, s.drawMode);
                }
                gl.disable(gl.SCISSOR_TEST);
            }
            if (s.hasMarkers && showMarkers) {
                shader.setPointSize(pick(options.marker && options.marker.radius, 5) * 2 * pixelRatio);
                shader.setDrawAsCircle(true);
                for (sindex = 0; sindex < s.segments.length; sindex++) {
                    vbuffer.render(s.segments[sindex].from, s.segments[sindex].to, 'POINTS');
                }
            }
        });
        if (settings.debug.timeRendering) {
            console.timeEnd('gl rendering'); // eslint-disable-line no-console
        }
        if (this.postRenderCallback) {
            this.postRenderCallback(this);
        }
        this.flush();
    }
    /**
     * Render the data when ready.
     * @internal
     */
    render(chart) {
        this.clear();
        if (chart.renderer.forExport) {
            return this.renderChart(chart);
        }
        if (this.isInited) {
            this.renderChart(chart);
        }
        else {
            setTimeout(() => {
                this.render(chart);
            }, 1);
        }
    }
    /**
     * Set the viewport size in pixels.
     * Creates an orthographic perspective matrix and applies it.
     * @internal
     */
    setSize(width, height) {
        const shader = this.shader;
        // Skip if there's no change, or if we have no valid shader
        if (!shader || (this.width === width && this.height === height)) {
            return;
        }
        this.width = width;
        this.height = height;
        shader.bind();
        shader.setPMatrix(WGLRenderer.orthoMatrix(width, height));
    }
    /**
     * Init OpenGL.
     * @internal
     */
    init(canvas, noFlush) {
        const settings = this.settings;
        this.isInited = false;
        if (!canvas) {
            return false;
        }
        if (settings.debug.timeSetup) {
            console.time('gl setup'); // eslint-disable-line no-console
        }
        for (let i = 0; i < contexts.length; ++i) {
            this.gl = canvas.getContext(contexts[i], {
            //    /premultipliedAlpha: false
            });
            if (this.gl) {
                break;
            }
        }
        const gl = this.gl;
        if (gl) {
            if (!noFlush) {
                this.flush();
            }
        }
        else {
            return false;
        }
        gl.enable(gl.BLEND);
        /// gl.blendFunc(gl.SRC_ALPHA, gl.ONE);
        gl.blendFunc(gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA);
        gl.disable(gl.DEPTH_TEST);
        /// gl.depthMask(gl.FALSE);
        gl.depthFunc(gl.LESS);
        const shader = this.shader = new Boost_WGLShader(gl);
        if (!shader) {
            // We need to abort, there's no shader context
            return false;
        }
        this.vbuffer = new Boost_WGLVertexBuffer(gl, shader);
        const createTexture = (name, fn) => {
            const props = {
                isReady: false,
                texture: WGLRenderer_doc.createElement('canvas'),
                handle: gl.createTexture()
            }, ctx = props.texture.getContext('2d');
            this.textureHandles[name] = props;
            props.texture.width = 512;
            props.texture.height = 512;
            ctx.mozImageSmoothingEnabled = false;
            ctx.webkitImageSmoothingEnabled = false;
            ctx.msImageSmoothingEnabled = false;
            ctx.imageSmoothingEnabled = false;
            ctx.strokeStyle = 'rgba(255, 255, 255, 0)';
            ctx.fillStyle = '#FFF';
            fn(ctx);
            try {
                gl.activeTexture(gl.TEXTURE0);
                gl.bindTexture(gl.TEXTURE_2D, props.handle);
                /// gl.pixelStorei(gl.UNPACK_PREMULTIPLY_ALPHA_WEBGL, true);
                gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE, props.texture);
                gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE);
                gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE);
                gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.LINEAR);
                gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.LINEAR);
                /// gl.generateMipmap(gl.TEXTURE_2D);
                gl.bindTexture(gl.TEXTURE_2D, null);
                props.isReady = true;
            }
            catch {
                // Silent error
            }
        };
        // Circle shape
        createTexture('circle', (ctx) => {
            ctx.beginPath();
            ctx.arc(256, 256, 256, 0, 2 * Math.PI);
            ctx.stroke();
            ctx.fill();
        });
        // Square shape
        createTexture('square', (ctx) => {
            ctx.fillRect(0, 0, 512, 512);
        });
        // Diamond shape
        createTexture('diamond', (ctx) => {
            ctx.beginPath();
            ctx.moveTo(256, 0);
            ctx.lineTo(512, 256);
            ctx.lineTo(256, 512);
            ctx.lineTo(0, 256);
            ctx.lineTo(256, 0);
            ctx.fill();
        });
        // Triangle shape
        createTexture('triangle', (ctx) => {
            ctx.beginPath();
            ctx.moveTo(0, 512);
            ctx.lineTo(256, 0);
            ctx.lineTo(512, 512);
            ctx.lineTo(0, 512);
            ctx.fill();
        });
        // Triangle shape (rotated)
        createTexture('triangle-down', (ctx) => {
            ctx.beginPath();
            ctx.moveTo(0, 0);
            ctx.lineTo(256, 512);
            ctx.lineTo(512, 0);
            ctx.lineTo(0, 0);
            ctx.fill();
        });
        this.isInited = true;
        if (settings.debug.timeSetup) {
            console.timeEnd('gl setup'); // eslint-disable-line no-console
        }
        return true;
    }
    /**
     * @internal
     * @todo use it
     */
    destroy() {
        const gl = this.gl, shader = this.shader, vbuffer = this.vbuffer;
        this.flush();
        if (vbuffer) {
            vbuffer.destroy();
        }
        if (shader) {
            shader.destroy();
        }
        if (gl) {
            objectEach(this.textureHandles, (texture) => {
                if (texture.handle) {
                    gl.deleteTexture(texture.handle);
                }
            });
            gl.canvas.width = 1;
            gl.canvas.height = 1;
        }
    }
}
/* *
 *
 *  Default Export
 *
 * */
/** @internal */
/* harmony default export */ const Boost_WGLRenderer = (WGLRenderer);

;// ./code/es-modules/Data/ColumnUtils.js
/* *
 *
 *  (c) 2020-2026 Highsoft AS
 *
 *  A commercial license may be required depending on use.
 *  See www.highcharts.com/license
 *
 *
 *  Authors:
 *  - Dawid Draguła
 *
 * */
/* *
*
* Functions
*
* */
/**
 * Sets the length of the column array.
 *
 * @param {DataTableColumn} column
 * Column to be modified.
 *
 * @param {number} length
 * New length of the column.
 *
 * @param {boolean} asSubarray
 * If column is a typed array, return a subarray instead of a new array. It
 * is faster `O(1)`, but the entire buffer will be kept in memory until all
 * views of it are destroyed. Default is `false`.
 *
 * @return {DataTableColumn}
 * Modified column.
 *
 * @private
 */
function setLength(column, length, asSubarray) {
    if (Array.isArray(column)) {
        column.length = length;
        return column;
    }
    return column[asSubarray ? 'subarray' : 'slice'](0, length);
}
/**
 * Splices a column array.
 *
 * @param {DataTableColumn} column
 * Column to be modified.
 *
 * @param {number} start
 * Index at which to start changing the array.
 *
 * @param {number} deleteCount
 * An integer indicating the number of old array elements to remove.
 *
 * @param {boolean} removedAsSubarray
 * If column is a typed array, return a subarray instead of a new array. It
 * is faster `O(1)`, but the entire buffer will be kept in memory until all
 * views to it are destroyed. Default is `true`.
 *
 * @param {Array<number>|TypedArray} items
 * The elements to add to the array, beginning at the start index. If you
 * don't specify any elements, `splice()` will only remove elements from the
 * array.
 *
 * @return {SpliceResult}
 * Object containing removed elements and the modified column.
 *
 * @private
 */
function splice(column, start, deleteCount, removedAsSubarray, items = []) {
    if (Array.isArray(column)) {
        if (!Array.isArray(items)) {
            items = Array.from(items);
        }
        return {
            removed: column.splice(start, deleteCount, ...items),
            array: column
        };
    }
    const Constructor = Object.getPrototypeOf(column)
        .constructor;
    const removed = column[removedAsSubarray ? 'subarray' : 'slice'](start, start + deleteCount);
    const newLength = column.length - deleteCount + items.length;
    const result = new Constructor(newLength);
    result.set(column.subarray(0, start), 0);
    result.set(items, start);
    result.set(column.subarray(start + deleteCount), start + items.length);
    return {
        removed: removed,
        array: result
    };
}
/**
 * Converts a cell value to a number.
 *
 * @param {DataTableCellType} value
 * Cell value to convert to a number.
 *
 * @param {boolean} useNaN
 * If `true`, returns `NaN` for non-numeric values; if `false`,
 * returns `null` instead.
 *
 * @return {number | null}
 * Number or `null` if the value is not a number.
 *
 * @private
 */
function convertToNumber(value, useNaN) {
    switch (typeof value) {
        case 'boolean':
            return (value ? 1 : 0);
        case 'number':
            return (isNaN(value) && !useNaN ? null : value);
        default:
            value = parseFloat(`${value ?? ''}`);
            return (isNaN(value) && !useNaN ? null : value);
    }
}
/* *
 *
 *  Default Export
 *
 * */
const ColumnUtils = {
    convertToNumber,
    setLength,
    splice
};
/* harmony default export */ const Data_ColumnUtils = (ColumnUtils);

;// ./code/es-modules/Data/DataTableCore.js
/* *
 *
 *  (c) 2009-2026 Highsoft AS
 *
 *  A commercial license may be required depending on use.
 *  See www.highcharts.com/license
 *
 *
 *  Authors:
 *  - Sophie Bremer
 *  - Gøran Slettemark
 *  - Torstein Hønsi
 *
 * */


const { setLength: DataTableCore_setLength, splice: DataTableCore_splice } = Data_ColumnUtils;


/* *
 *
 *  Class
 *
 * */
/**
 * Class to manage columns and rows in a table structure. It provides methods
 * to add, remove, and manipulate columns and rows, as well as to retrieve data
 * from specific cells.
 *
 * @class
 * @name Highcharts.DataTable
 *
 * @param {Highcharts.DataTableOptions} [options]
 * Options to initialize the new DataTable instance.
 */
class DataTableCore {
    /**
     * Constructs an instance of the DataTable class.
     *
     * @example
     * const dataTable = new Highcharts.DataTableCore({
     *   columns: {
     *     year: [2020, 2021, 2022, 2023],
     *     cost: [11, 13, 12, 14],
     *     revenue: [12, 15, 14, 18]
     *   }
     * });

     *
     * @param {Highcharts.DataTableOptions} [options]
     * Options to initialize the new DataTable instance.
     */
    constructor(options = {}) {
        /**
         * Whether the ID was automatic generated or given in the constructor.
         *
         * @name Highcharts.DataTable#autoId
         * @type {boolean}
         */
        this.autoId = !options.id;
        this.columns = {};
        /**
         * ID of the table for identification purposes.
         *
         * @name Highcharts.DataTable#id
         * @type {string}
         */
        this.id = (options.id || (0,external_highcharts_src_js_default_namespaceObject.uniqueKey)());
        this.rowCount = 0;
        this.versionTag = (0,external_highcharts_src_js_default_namespaceObject.uniqueKey)();
        let rowCount = 0;
        objectEach(options.columns || {}, (column, columnId) => {
            this.columns[columnId] = column.slice();
            rowCount = Math.max(rowCount, column.length);
        });
        this.applyRowCount(rowCount);
    }
    /* *
     *
     *  Functions
     *
     * */
    /**
     * Applies a row count to the table by setting the `rowCount` property and
     * adjusting the length of all columns.
     *
     * @private
     * @param {number} rowCount The new row count.
     */
    applyRowCount(rowCount) {
        this.rowCount = rowCount;
        objectEach(this.columns, (column, columnId) => {
            if (column.length !== rowCount) {
                this.columns[columnId] = DataTableCore_setLength(column, rowCount);
            }
        });
    }
    /**
     * Delete rows. Simplified version of the full
     * `DataTable.deleteRows` method.
     *
     * @param {number} rowIndex
     * The start row index
     *
     * @param {number} [rowCount=1]
     * The number of rows to delete
     *
     * @return {void}
     *
     * @emits #afterDeleteRows
     */
    deleteRows(rowIndex, rowCount = 1) {
        if (rowCount > 0 && rowIndex < this.rowCount) {
            let length = 0;
            objectEach(this.columns, (column, columnId) => {
                this.columns[columnId] =
                    DataTableCore_splice(column, rowIndex, rowCount).array;
                length = column.length;
            });
            this.rowCount = length;
        }
        fireEvent(this, 'afterDeleteRows', { rowIndex, rowCount });
        this.versionTag = (0,external_highcharts_src_js_default_namespaceObject.uniqueKey)();
    }
    /**
     * Fetches the given column by the canonical column name. Simplified version
     * of the full `DataTable.getRow` method, always returning by reference.
     *
     * @param {string} columnId
     * Name of the column to get.
     *
     * @return {Highcharts.DataTableColumn|undefined}
     * A copy of the column, or `undefined` if not found.
     */
    getColumn(columnId, 
    // eslint-disable-next-line @typescript-eslint/no-unused-vars
    asReference) {
        return this.columns[columnId];
    }
    /**
     * Retrieves all or the given columns. Simplified version of the full
     * `DataTable.getColumns` method, always returning by reference.
     *
     * @param {Array<string>} [columnIds]
     * Column ids to retrieve.
     *
     * @return {Highcharts.DataTableColumnCollection}
     * Collection of columns. If a requested column was not found, it is
     * `undefined`.
     */
    getColumns(columnIds, 
    // eslint-disable-next-line @typescript-eslint/no-unused-vars
    asReference) {
        return (columnIds || Object.keys(this.columns)).reduce((columns, columnId) => {
            columns[columnId] = this.columns[columnId];
            return columns;
        }, {});
    }
    /**
     * Retrieves the row at a given index.
     *
     * @param {number} rowIndex
     * Row index to retrieve. First row has index 0.
     *
     * @param {Array<string>} [columnIds]
     * Column names to retrieve.
     *
     * @return {Record<string, number|string|undefined>|undefined}
     * Returns the row values, or `undefined` if not found.
     */
    getRow(rowIndex, columnIds) {
        return (columnIds || Object.keys(this.columns)).map((key) => this.columns[key]?.[rowIndex]);
    }
    /**
     * Sets cell values for a column. Will insert a new column, if not found.
     *
     * @param {string} columnId
     * Column name to set.
     *
     * @param {Highcharts.DataTableColumn} [column]
     * Values to set in the column.
     *
     * @param {number} [rowIndex]
     * Index of the first row to change. (Default: 0)
     *
     * @param {Record<string, (boolean|number|string|null|undefined)>} [eventDetail]
     * Custom information for pending events.
     *
     * @emits #setColumns
     * @emits #afterSetColumns
     */
    setColumn(columnId, column = [], rowIndex = 0, eventDetail) {
        this.setColumns({ [columnId]: column }, rowIndex, eventDetail);
    }
    /**
     * Sets cell values for multiple columns. Will insert new columns, if not
     * found. Simplified version of the full `DataTableCore.setColumns`, limited
     * to full replacement of the columns (undefined `rowIndex`).
     *
     * @param {Highcharts.DataTableColumnCollection} columns
     * Columns as a collection, where the keys are the column names.
     *
     * @param {number} [rowIndex]
     * Index of the first row to change. Ignored in the `DataTableCore`, as it
     * always replaces the full column.
     *
     * @param {Record<string, (boolean|number|string|null|undefined)>} [eventDetail]
     * Custom information for pending events.
     *
     * @emits #setColumns
     * @emits #afterSetColumns
     */
    setColumns(columns, rowIndex, eventDetail) {
        let rowCount = this.rowCount;
        objectEach(columns, (column, columnId) => {
            this.columns[columnId] = column.slice();
            rowCount = column.length;
        });
        this.applyRowCount(rowCount);
        if (!eventDetail?.silent) {
            fireEvent(this, 'afterSetColumns');
            this.versionTag = (0,external_highcharts_src_js_default_namespaceObject.uniqueKey)();
        }
    }
    /**
     * Sets cell values of a row. Will insert a new row if no index was
     * provided, or if the index is higher than the total number of table rows.
     * A simplified version of the full `DateTable.setRow`, limited to objects.
     *
     * @param {Record<string, number|string|undefined>} row
     * Cell values to set.
     *
     * @param {number} [rowIndex]
     * Index of the row to set. Leave `undefined` to add as a new row.
     *
     * @param {boolean} [insert]
     * Whether to insert the row at the given index, or to overwrite the row.
     *
     * @param {Record<string, (boolean|number|string|null|undefined)>} [eventDetail]
     * Custom information for pending events.
     *
     * @emits #afterSetRows
     */
    setRow(row, rowIndex = this.rowCount, insert, eventDetail) {
        const { columns } = this, indexRowCount = insert ? this.rowCount + 1 : rowIndex + 1, rowKeys = Object.keys(row);
        if (eventDetail?.addColumns !== false) {
            for (let i = 0, iEnd = rowKeys.length; i < iEnd; i++) {
                const key = rowKeys[i];
                if (!columns[key]) {
                    columns[key] = [];
                }
            }
        }
        objectEach(columns, (column, columnId) => {
            if (!column && eventDetail?.addColumns !== false) {
                column = new Array(indexRowCount);
            }
            if (column) {
                if (insert) {
                    column = DataTableCore_splice(column, rowIndex, 0, true, [row[columnId] ?? null]).array;
                }
                else {
                    column[rowIndex] = row[columnId] ?? null;
                }
                columns[columnId] = column;
            }
        });
        if (indexRowCount > this.rowCount) {
            this.applyRowCount(indexRowCount);
        }
        if (!eventDetail?.silent) {
            fireEvent(this, 'afterSetRows');
            this.versionTag = (0,external_highcharts_src_js_default_namespaceObject.uniqueKey)();
        }
    }
    /**
     * Returns the modified (clone) or the original data table if the modified
     * one does not exist.
     *
     * @return {Highcharts.DataTableCore}
     * The modified (clone) or the original data table.
     */
    getModified() {
        return this.modified || this;
    }
}
/* *
 *
 *  Default Export
 *
 * */
/* harmony default export */ const Data_DataTableCore = (DataTableCore);
/* *
 *
 *  API Declarations
 *
 * */
/**
 * A typed array.
 * @typedef {Int8Array|Uint8Array|Uint8ClampedArray|Int16Array|Uint16Array|Int32Array|Uint32Array|Float32Array|Float64Array} Highcharts.TypedArray
 * //**
 * A column of values in a data table.
 * @typedef {Array<boolean|null|number|string|undefined>|Highcharts.TypedArray} Highcharts.DataTableColumn
 */ /**
* A collection of data table columns defined by a object where the key is the
* column name and the value is an array of the column values.
* @typedef {Record<string, Highcharts.DataTableColumn>} Highcharts.DataTableColumnCollection
*/
/**
 * Options for the `DataTable` or `DataTableCore` classes.
 * @interface Highcharts.DataTableOptions
 */ /**
* The column options for the data table. The columns are defined by an object
* where the key is the column ID and the value is an array of the column
* values.
*
* @name Highcharts.DataTableOptions.columns
* @type {Highcharts.DataTableColumnCollection|undefined}
*/ /**
* Custom ID to identify the new DataTable instance.
*
* @name Highcharts.DataTableOptions.id
* @type {string|undefined}
*/
(''); // Keeps doclets above in JS file

;// ./code/es-modules/Extensions/Boost/BoostSeries.js
/* *
 *
 *  (c) 2019-2026 Highsoft AS
 *
 *  Boost module: stripped-down renderer for higher performance
 *
 *  License: highcharts.com/license
 *
 *
 * */




const { getBoostClipRect: BoostSeries_getBoostClipRect, isChartSeriesBoosting: BoostSeries_isChartSeriesBoosting } = Boost_BoostChart;

const { getOptions } = (external_highcharts_src_js_default_default());

const { composed: BoostSeries_composed, doc: BoostSeries_doc, noop, win: BoostSeries_win } = (external_highcharts_src_js_default_default());




/* *
 *
 *  Constants
 *
 * */
const CHUNK_SIZE = 3000;
/**
 * Default boost threshold.
 *
 * @internal
 */
const DEFAULT_BOOST_THRESHOLD = 5000;
/* *
 *
 *  Variables
 *
 * */
let index, mainCanvas;
/* *
 *
 *  Functions
 *
 * */
/** @internal */
function allocateIfNotSeriesBoosting(renderer, series) {
    const boost = series.boost;
    if (renderer &&
        boost &&
        boost.target &&
        boost.canvas &&
        !BoostSeries_isChartSeriesBoosting(series.chart)) {
        renderer.allocateBufferForSingleSeries(series);
    }
}
/**
 * Return true if ths boost.enabled option is true
 *
 * @internal
 * @param {Highcharts.Chart} chart
 * The chart
 * @return {boolean}
 * True, if boost is enabled.
 */
function boostEnabled(chart) {
    return pick((chart &&
        chart.options &&
        chart.options.boost &&
        chart.options.boost.enabled), true);
}
/** @internal */
function BoostSeries_compose(SeriesClass, seriesTypes, PointClass, wglMode) {
    if (pushUnique(BoostSeries_composed, 'Boost.Series')) {
        const plotOptions = getOptions().plotOptions, seriesProto = SeriesClass.prototype;
        addEvent(SeriesClass, 'destroy', onSeriesDestroy);
        addEvent(SeriesClass, 'hide', onSeriesHide);
        if (wglMode) {
            seriesProto.renderCanvas = seriesRenderCanvas;
        }
        wrap(seriesProto, 'getExtremes', wrapSeriesGetExtremes);
        wrap(seriesProto, 'processData', wrapSeriesProcessData);
        wrap(seriesProto, 'searchPoint', wrapSeriesSearchPoint);
        [
            'translate',
            'generatePoints',
            'drawTracker',
            'drawPoints',
            'render'
        ].forEach((method) => wrapSeriesFunctions(seriesProto, seriesTypes, method));
        wrap(PointClass.prototype, 'firePointEvent', function (proceed, type, e) {
            if (type === 'click' && this.series.boosted) {
                const point = e.point;
                if ((point.dist || point.distX) >= (point.series.options.marker?.radius ?? 10)) {
                    return;
                }
            }
            return proceed.apply(this, [].slice.call(arguments, 1));
        });
        // Set default options
        Boost_Boostables.forEach((type) => {
            const typePlotOptions = plotOptions[type];
            if (typePlotOptions) {
                typePlotOptions.boostThreshold = DEFAULT_BOOST_THRESHOLD;
                typePlotOptions.boostData = [];
                seriesTypes[type].prototype.fillOpacity = true;
            }
        });
        if (wglMode) {
            const { area: AreaSeries, areaspline: AreaSplineSeries, bubble: BubbleSeries, column: ColumnSeries, heatmap: HeatmapSeries, scatter: ScatterSeries, treemap: TreemapSeries } = seriesTypes;
            if (AreaSeries) {
                extend(AreaSeries.prototype, {
                    fill: true,
                    fillOpacity: true,
                    sampling: true
                });
            }
            if (AreaSplineSeries) {
                extend(AreaSplineSeries.prototype, {
                    fill: true,
                    fillOpacity: true,
                    sampling: true
                });
            }
            if (BubbleSeries) {
                const bubbleProto = BubbleSeries.prototype;
                // By default, the bubble series does not use the KD-tree, so
                // force it to.
                delete bubbleProto.buildKDTree;
                // SeriesTypes.bubble.prototype.directTouch = false;
                // Needed for markers to work correctly
                wrap(bubbleProto, 'markerAttribs', function (proceed) {
                    if (this.boosted) {
                        return false;
                    }
                    return proceed.apply(this, [].slice.call(arguments, 1));
                });
            }
            if (ColumnSeries) {
                extend(ColumnSeries.prototype, {
                    fill: true,
                    sampling: true
                });
            }
            if (ScatterSeries) {
                ScatterSeries.prototype.fill = true;
            }
            // We need to handle heatmaps separately, since we can't perform the
            // size/color calculations in the shader easily.
            // @todo This likely needs future optimization.
            [HeatmapSeries, TreemapSeries].forEach((SC) => {
                if (SC) {
                    wrap(SC.prototype, 'drawPoints', wrapSeriesDrawPoints);
                }
            });
        }
    }
    return SeriesClass;
}
/**
 * Create a canvas + context and attach it to the target
 *
 * @internal
 * @function createAndAttachRenderer
 *
 * @param {Highcharts.Chart} chart
 * the chart
 *
 * @param {Highcharts.Series} series
 * the series
 *
 * @return {Highcharts.BoostGLRenderer}
 * the canvas renderer
 */
function createAndAttachRenderer(chart, series) {
    const ChartClass = chart.constructor, targetGroup = chart.seriesGroup || series.group, alpha = 1;
    let width = chart.chartWidth, height = chart.chartHeight, target = chart, foSupported = typeof SVGForeignObjectElement !== 'undefined', hasClickHandler = false;
    if (BoostSeries_isChartSeriesBoosting(chart)) {
        target = chart;
    }
    else {
        target = series;
        hasClickHandler = Boolean(series.options.events?.click ||
            series.options.point?.events?.click);
    }
    const boost = target.boost =
        target.boost ||
            {};
    // Support for foreignObject is flimsy as best.
    // IE does not support it, and Chrome has a bug which messes up
    // the canvas draw order.
    // As such, we force the Image fallback for now, but leaving the
    // actual Canvas path in-place in case this changes in the future.
    foSupported = false;
    if (!mainCanvas) {
        mainCanvas = BoostSeries_doc.createElement('canvas');
    }
    if (!boost.target) {
        boost.canvas = mainCanvas;
        // Fall back to image tag if foreignObject isn't supported,
        // or if we're exporting.
        if (chart.renderer.forExport || !foSupported) {
            target.renderTarget = boost.target = chart.renderer.image('', 0, 0, width, height)
                .addClass('highcharts-boost-canvas')
                .add(targetGroup);
            boost.clear = function () {
                boost.target.attr({
                    // Insert a blank pixel (#17182)
                    /* eslint-disable-next-line max-len*/
                    href: 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mNkYAAAAAYAAjCB0C8AAAAASUVORK5CYII='
                });
            };
            boost.copy = function () {
                boost.resize();
                boost.target.attr({
                    href: boost.canvas.toDataURL('image/png')
                });
            };
        }
        else {
            boost.targetFo = chart.renderer
                .createElement('foreignObject')
                .add(targetGroup);
            target.renderTarget = boost.target =
                BoostSeries_doc.createElement('canvas');
            boost.targetCtx = boost.target.getContext('2d');
            boost.targetFo.element.appendChild(boost.target);
            boost.clear = function () {
                boost.target.width = boost.canvas.width;
                boost.target.height = boost.canvas.height;
            };
            boost.copy = function () {
                boost.target.width = boost.canvas.width;
                boost.target.height = boost.canvas.height;
                boost.targetCtx.drawImage(boost.canvas, 0, 0);
            };
        }
        boost.resize = function () {
            width = chart.chartWidth;
            height = chart.chartHeight;
            (boost.targetFo || boost.target)
                .attr({
                x: 0,
                y: 0,
                width,
                height
            })
                .css({
                pointerEvents: hasClickHandler ? void 0 : 'none',
                mixedBlendMode: 'normal',
                opacity: alpha
            })
                .addClass(hasClickHandler ? 'highcharts-tracker' : '');
            if (target instanceof ChartClass) {
                target.boost?.markerGroup?.translate(chart.plotLeft, chart.plotTop);
            }
        };
        boost.clipRect = chart.renderer.clipRect();
        (boost.targetFo || boost.target)
            .attr({
            // Set the z index of the boost target to that of the last
            // series using it. This logic is not perfect, as it will not
            // handle interleaved series with boost enabled or disabled. But
            // it will cover the most common use case of one or more
            // successive boosted or non-boosted series (#9819).
            zIndex: series.options.zIndex
        });
        if (target instanceof ChartClass) {
            target.boost.markerGroup = target.renderer
                .g()
                .add(targetGroup)
                .translate(series.xAxis.pos, series.yAxis.pos);
        }
    }
    boost.canvas.width = width;
    boost.canvas.height = height;
    if (boost.clipRect) {
        const box = BoostSeries_getBoostClipRect(chart, target);
        boost.clipRect.attr(box);
        // When using panes, the image itself must be clipped. When not
        // using panes, it is better to clip the target group, because then
        // we preserve clipping on touch- and mousewheel zoom preview.
        if (!chart.navigator &&
            box.width === chart.clipBox.width &&
            box.height === chart.clipBox.height) {
            targetGroup?.clip(chart.renderer.clipRect(box.x - 4, box.y, box.width + 4, box.height + 4)); // #9799
        }
        else {
            (boost.targetFo || boost.target).clip(boost.clipRect);
        }
    }
    boost.resize();
    boost.clear();
    if (!boost.wgl) {
        boost.wgl = new Boost_WGLRenderer((wgl) => {
            if (wgl.settings.debug.timeBufferCopy) {
                console.time('buffer copy'); // eslint-disable-line no-console
            }
            boost.copy();
            if (wgl.settings.debug.timeBufferCopy) {
                console.timeEnd('buffer copy'); // eslint-disable-line no-console
            }
        });
        if (!boost.wgl.init(boost.canvas)) {
            // The OGL renderer couldn't be inited. This likely means a shader
            // error as we wouldn't get to this point if there was no WebGL
            // support.
            (0,external_highcharts_src_js_default_namespaceObject.error)('[highcharts boost] - unable to init WebGL renderer');
        }
        boost.wgl.setOptions(chart.options.boost || {});
        if (target instanceof ChartClass) {
            boost.wgl.allocateBuffer(chart);
        }
    }
    boost.wgl.setSize(width, height);
    return boost.wgl;
}
/**
 * If implemented in the core, parts of this can probably be
 * shared with other similar methods in Highcharts.
 *
 * @internal
 * @function Highcharts.Series#destroyGraphics
 */
function destroyGraphics(series) {
    const points = series.points;
    if (points) {
        let point, i;
        for (i = 0; i < points.length; i = i + 1) {
            point = points[i];
            if (point && point.destroyElements) {
                point.destroyElements(); // #7557
            }
        }
    }
    ['graph', 'area', 'tracker'].forEach((prop) => {
        const seriesProp = series[prop];
        if (seriesProp) {
            series[prop] = seriesProp.destroy();
        }
    });
    for (const zone of series.zones) {
        destroyObjectProperties(zone, void 0, true);
    }
}
/**
 * An "async" foreach loop. Uses a setTimeout to keep the loop from blocking the
 * UI thread.
 *
 * @internal
 * @param {Array<unknown>} arr
 * The array to loop through.
 * @param {Function} fn
 * The callback to call for each item.
 * @param {Function} finalFunc
 * The callback to call when done.
 * @param {number} [chunkSize]
 * The number of iterations per timeout.
 * @param {number} [i]
 * The current index.
 * @param {boolean} [noTimeout]
 * Set to true to skip timeouts.
 */
function eachAsync(arr, fn, finalFunc, chunkSize, i, noTimeout) {
    i = i || 0;
    chunkSize = chunkSize || CHUNK_SIZE;
    const threshold = i + chunkSize;
    let proceed = true;
    while (proceed && i < threshold && i < arr.length) {
        proceed = fn(arr[i], i);
        ++i;
    }
    if (proceed) {
        if (i < arr.length) {
            if (noTimeout) {
                eachAsync(arr, fn, finalFunc, chunkSize, i, noTimeout);
            }
            else if (BoostSeries_win.requestAnimationFrame) {
                // If available, do requestAnimationFrame - shaves off a few ms
                BoostSeries_win.requestAnimationFrame(function () {
                    eachAsync(arr, fn, finalFunc, chunkSize, i);
                });
            }
            else {
                setTimeout(eachAsync, 0, arr, fn, finalFunc, chunkSize, i);
            }
        }
        else if (finalFunc) {
            finalFunc();
        }
    }
}
/**
 * Enter boost mode and apply boost-specific properties.
 *
 * @internal
 * @function Highcharts.Series#enterBoost
 */
function enterBoost(series) {
    series.boost = series.boost || {
        // Faster than a series bind:
        getPoint: ((bp) => getPoint(series, bp))
    };
    const alteredByBoost = series.boost.altered = [];
    // Save the original values, including whether it was an own
    // property or inherited from the prototype.
    ['allowDG', 'directTouch', 'stickyTracking'].forEach((prop) => {
        alteredByBoost.push({
            prop: prop,
            val: series[prop],
            own: Object.hasOwnProperty.call(series, prop)
        });
    });
    series.allowDG = false;
    series.directTouch = false;
    series.stickyTracking = true;
    // Prevent animation when zooming in on boosted series(#13421).
    series.finishedAnimating = true;
    // Hide series label if any
    if (series.labelBySeries) {
        series.labelBySeries = series.labelBySeries.destroy();
    }
    // Destroy existing points after zoom out
    if (series.is('scatter') &&
        !series.is('treemap') &&
        series.data.length) {
        for (const point of series.data) {
            point?.destroy?.();
        }
        series.data.length = 0;
        series.points.length = 0;
        delete series.processedData;
    }
}
/**
 * Exit from boost mode and restore non-boost properties.
 *
 * @internal
 * @function Highcharts.Series#exitBoost
 */
function exitBoost(series) {
    const boost = series.boost, chart = series.chart, chartBoost = chart.boost;
    if (chartBoost?.markerGroup) {
        chartBoost.markerGroup.destroy();
        chartBoost.markerGroup = void 0;
        for (const s of chart.series) {
            s.markerGroup = void 0;
            s.markerGroup = s.plotGroup('markerGroup', 'markers', 'visible', 1, chart.seriesGroup).addClass('highcharts-tracker');
        }
    }
    // Reset instance properties and/or delete instance properties and go back
    // to prototype
    if (boost) {
        (boost.altered || []).forEach((setting) => {
            if (setting.own) {
                series[setting.prop] = setting.val;
            }
            else {
                // Revert to prototype
                delete series[setting.prop];
            }
        });
        // Clear previous run
        if (boost.clear) {
            boost.clear();
        }
    }
    // #21106, clean up boost clipping on the series groups.
    (chart.seriesGroup || series.group)?.clip();
}
/**
 * True when we can skip the expensive data loop (processData/getExtremes).
 * @internal
 * @function Highcharts.Series#hasExtremes
 */
function hasExtremes(series, checkX) {
    const options = series.options, threshold = pick(options.boostThreshold, Number.MAX_VALUE);
    if (threshold === 0) {
        return false;
    }
    const dataLength = series.dataTable.getModified().rowCount, xAxis = series.xAxis && series.xAxis.options, yAxis = series.yAxis && series.yAxis.options, colorAxis = series.colorAxis && series.colorAxis.options;
    return (dataLength >= threshold &&
        isNumber(yAxis?.min) &&
        isNumber(yAxis?.max) &&
        (!checkX || (isNumber(xAxis?.min) && isNumber(xAxis?.max))) &&
        (!colorAxis || (isNumber(colorAxis.min) && isNumber(colorAxis.max))));
}
/**
 * Used multiple times. In processData first on this.options.data, the second
 * time it runs the check again after processedXData is built.
 * If the data is going to be grouped, the series shouldn't be boosted.
 *
 * @internal
 */
const getSeriesBoosting = (series, data) => {
    const { options, forceCrop, chart } = series, threshold = pick(options.boostThreshold, Number.MAX_VALUE);
    // Return early if either will be grouped or boost is disabled.
    if (forceCrop || threshold === 0) {
        return false;
    }
    return BoostSeries_isChartSeriesBoosting(chart) || (data?.length ?? 0) >= threshold;
};
/**
 * Extend series.destroy to also remove the fake k-d-tree points (#5137).
 * Normally this is handled by Series.destroy that calls Point.destroy,
 * but the fake search points are not registered like that.
 *
 * @internal
 */
function onSeriesDestroy() {
    const series = this, chart = series.chart;
    if (chart.boost &&
        chart.boost.markerGroup === series.markerGroup) {
        series.markerGroup = void 0;
    }
    if (chart.hoverPoints) {
        chart.hoverPoints = chart.hoverPoints.filter(function (point) {
            return point.series === series;
        });
    }
    if (chart.hoverPoint && chart.hoverPoint.series === series) {
        chart.hoverPoint = void 0;
    }
}
/** @internal */
function onSeriesHide() {
    const boost = this.boost;
    if (boost && boost.canvas && boost.target) {
        if (boost.wgl) {
            boost.wgl.clear();
        }
        if (boost.clear) {
            boost.clear();
        }
    }
}
/**
 * Performs the actual render if the renderer is
 * attached to the series.
 * @internal
 */
function renderIfNotSeriesBoosting(series) {
    const boost = series.boost;
    if (boost &&
        boost.canvas &&
        boost.target &&
        boost.wgl &&
        !BoostSeries_isChartSeriesBoosting(series.chart)) {
        boost.wgl.render(series.chart);
    }
}
/**
 * Return a full Point object based on the index.
 * The boost module uses stripped point objects for performance reasons.
 *
 * @internal
 * @param {Highcharts.Series} series
 *        A series object.
 * @param {object|Highcharts.Point} boostPoint
 *        A stripped-down point object.
 * @return {Highcharts.Point}
 *         A Point object as per https://api.highcharts.com/highcharts#Point
 */
function getPoint(series, boostPoint) {
    const seriesOptions = series.options, xAxis = series.xAxis, PointClass = series.pointClass;
    if (boostPoint instanceof PointClass) {
        return boostPoint;
    }
    const data = seriesOptions.data, isScatter = series.is('scatter'), xData = ((isScatter && series.getColumn('x', true).length ?
        series.getColumn('x', true) :
        void 0) ||
        (series.getColumn('x').length ? series.getColumn('x') : void 0) ||
        seriesOptions.xData ||
        series.getColumn('x', true) ||
        false), yData = (series.getColumn('y', true) ||
        seriesOptions.yData ||
        false), pointIndex = boostPoint.i, pointColor = data?.[pointIndex]
        ?.color, point = new PointClass(series, (isScatter && xData && yData) ?
        [xData[pointIndex], yData[pointIndex]] :
        (isArray(data) ? data : [])[pointIndex], xData ? xData[pointIndex] : void 0);
    if (isScatter &&
        seriesOptions?.keys?.length) {
        const keys = seriesOptions.keys;
        // Don't reassign X and Y properties as they're already handled above
        for (let keysIndex = keys.length - 1; keysIndex > -1; keysIndex--) {
            point[keys[keysIndex]] =
                data[pointIndex][keysIndex];
        }
    }
    point.category = pick(xAxis.categories ?
        xAxis.categories[point.x] :
        point.x, // @todo simplify
    point.x);
    point.key = point.name ?? point.category;
    point.dist = boostPoint.dist;
    point.distX = boostPoint.distX;
    point.plotX = boostPoint.plotX;
    point.plotY = boostPoint.plotY;
    point.index = pointIndex;
    point.percentage = boostPoint.percentage;
    point.isInside = series.isPointInside(point);
    if (pointColor) {
        point.color = pointColor; // Set color for hover effect #23370
    }
    return point;
}
/** @internal */
function scatterProcessData(force) {
    const series = this, { options, xAxis, yAxis } = series;
    // Process only on changes
    if (!series.isDirty &&
        !xAxis.isDirty &&
        !yAxis.isDirty &&
        !force) {
        return false;
    }
    // Required to get tick-based zoom ranges that take options into account
    // like `minPadding`, `maxPadding`, `startOnTick`, `endOnTick`.
    series.yAxis.setTickInterval();
    const boostThreshold = options.boostThreshold || 0, cropThreshold = options.cropThreshold, xData = series.getColumn('x'), xExtremes = xAxis.getExtremes(), xMax = xExtremes.max ?? Number.MAX_VALUE, xMin = xExtremes.min ?? -Number.MAX_VALUE, yData = series.getColumn('y'), yExtremes = yAxis.getExtremes(), yMax = yExtremes.max ?? Number.MAX_VALUE, yMin = yExtremes.min ?? -Number.MAX_VALUE;
    // Skip processing in non-boost zoom
    if (!series.boosted &&
        xAxis.old &&
        yAxis.old &&
        xMin >= (xAxis.old.min ?? -Number.MAX_VALUE) &&
        xMax <= (xAxis.old.max ?? Number.MAX_VALUE) &&
        yMin >= (yAxis.old.min ?? -Number.MAX_VALUE) &&
        yMax <= (yAxis.old.max ?? Number.MAX_VALUE)) {
        series.dataTable.getModified().setColumns({
            x: xData,
            y: yData
        });
        return true;
    }
    // Without thresholds just assign data
    const dataLength = series.dataTable.rowCount;
    if (!boostThreshold ||
        dataLength < boostThreshold ||
        (cropThreshold &&
            !series.forceCrop &&
            !series.getExtremesFromAll &&
            !options.getExtremesFromAll &&
            dataLength < cropThreshold)) {
        series.dataTable.getModified().setColumns({
            x: xData,
            y: yData
        });
        return true;
    }
    // Filter unsorted scatter data for ranges
    const processedData = [], processedXData = [], processedYData = [], xRangeNeeded = !(isNumber(xExtremes.max) || isNumber(xExtremes.min)), yRangeNeeded = !(isNumber(yExtremes.max) || isNumber(yExtremes.min));
    let cropped = false, x, xDataMax = xData[0], xDataMin = xData[0], y, yDataMax = yData?.[0], yDataMin = yData?.[0];
    for (let i = 0, iEnd = xData.length; i < iEnd; ++i) {
        x = xData[i];
        y = yData?.[i];
        if (x >= xMin && x <= xMax &&
            y >= yMin && y <= yMax) {
            processedData.push({ x, y });
            processedXData.push(x);
            processedYData.push(y);
            if (xRangeNeeded) {
                xDataMax = Math.max(xDataMax, x);
                xDataMin = Math.min(xDataMin, x);
            }
            if (yRangeNeeded) {
                yDataMax = Math.max(yDataMax, y);
                yDataMin = Math.min(yDataMin, y);
            }
        }
        else {
            cropped = true;
        }
    }
    if (xRangeNeeded) {
        xAxis.dataMax = Math.max(xDataMax, xAxis.dataMax || 0);
        xAxis.dataMin = Math.min(xDataMin, xAxis.dataMin || 0);
    }
    if (yRangeNeeded) {
        yAxis.dataMax = Math.max(yDataMax, yAxis.dataMax || 0);
        yAxis.dataMin = Math.min(yDataMin, yAxis.dataMin || 0);
    }
    // Set properties as base processData
    series.cropped = cropped;
    series.cropStart = 0;
    // For boosted points rendering
    if (cropped && !series.dataTable.modified) {
        // Calling setColumns with cropped data must be done on a new instance
        // to avoid modification of the original (complete) data
        series.dataTable.modified = new Data_DataTableCore();
    }
    series.dataTable.getModified().setColumns({
        x: processedXData,
        y: processedYData
    });
    if (!getSeriesBoosting(series, processedXData)) {
        series.processedData = processedData; // For un-boosted points rendering
    }
    return true;
}
/**
 * @internal
 * @function Highcharts.Series#renderCanvas
 */
function seriesRenderCanvas() {
    const options = this.options || {}, chart = this.chart, chartBoost = chart.boost, seriesBoost = this.boost, xAxis = this.xAxis, yAxis = this.yAxis, xData = options.xData || this.getColumn('x', true), yData = options.yData || this.getColumn('y', true), lowData = this.getColumn('low', true), highData = this.getColumn('high', true), rawData = this.processedData || options.data, xExtremes = xAxis.getExtremes(), 
    // Taking into account the offset of the min point #19497
    xMin = xExtremes.min - (xAxis.minPointOffset || 0), xMax = xExtremes.max + (xAxis.minPointOffset || 0), yExtremes = yAxis.getExtremes(), yMin = yExtremes.min - (yAxis.minPointOffset || 0), yMax = yExtremes.max + (yAxis.minPointOffset || 0), pointTaken = {}, sampling = !!this.sampling, enableMouseTracking = options.enableMouseTracking, threshold = options.threshold, isRange = this.pointArrayMap &&
        this.pointArrayMap.join(',') === 'low,high', isStacked = !!options.stacking, cropStart = this.cropStart || 0, requireSorting = this.requireSorting, useRaw = !xData, compareX = options.findNearestPointBy === 'x', xDataFull = ((this.getColumn('x').length ?
        this.getColumn('x') :
        void 0) ||
        this.options.xData ||
        this.getColumn('x', true)), lineWidth = pick(options.lineWidth, 1), nullYSubstitute = options.nullInteraction && yMin, tooltip = chart.tooltip;
    let renderer = false, lastClientX, yBottom = yAxis.getThreshold(threshold), minVal, maxVal, minI, maxI;
    // Clear mock points and tooltip after zoom (#20330)
    if (!this.boosted) {
        return;
    }
    this.points?.forEach((point) => {
        point?.destroyElements?.();
    });
    this.points = [];
    if (tooltip && !tooltip.isHidden) {
        const isSeriesHovered = chart.hoverPoint?.series === this ||
            chart.hoverPoints?.some((point) => point.series === this);
        if (isSeriesHovered) {
            chart.hoverPoint = chart.hoverPoints = void 0;
            tooltip.hide(0);
        }
    }
    else if (chart.hoverPoints) {
        chart.hoverPoints = chart.hoverPoints.filter((point) => point.series !== this);
    }
    // When touch-zooming or mouse-panning, re-rendering the canvas would not
    // perform fast enough. Instead, let the axes redraw, but not the series.
    // The series is scale-translated in an event handler for an approximate
    // preview.
    if (xAxis.isPanning || yAxis.isPanning) {
        return;
    }
    // Get or create the renderer
    renderer = createAndAttachRenderer(chart, this);
    chart.boosted = true;
    if (!this.visible) {
        return;
    }
    // If we are zooming out from SVG mode, destroy the graphics
    if (this.points || this.graph) {
        destroyGraphics(this);
    }
    // If we're rendering per. series we should create the marker groups
    // as usual.
    if (!BoostSeries_isChartSeriesBoosting(chart)) {
        // If all series were boosting, but are not anymore
        // restore private markerGroup
        if (this.markerGroup === chartBoost?.markerGroup) {
            this.markerGroup = void 0;
        }
        this.markerGroup = this.plotGroup('markerGroup', 'markers', 'visible', 1, chart.seriesGroup).addClass('highcharts-tracker');
    }
    else {
        // If series has a private markerGroup, remove that
        // and use common markerGroup
        if (this.markerGroup &&
            this.markerGroup !== chartBoost?.markerGroup) {
            this.markerGroup.destroy();
        }
        // Use a single group for the markers
        this.markerGroup = chartBoost?.markerGroup;
        // When switching from chart boosting mode, destroy redundant
        // series boosting targets
        if (seriesBoost && seriesBoost.target) {
            this.renderTarget =
                seriesBoost.target =
                    seriesBoost.target.destroy();
        }
    }
    const points = this.points = [], addKDPoint = (clientX, plotY, i, percentage) => {
        const x = xDataFull ? xDataFull[cropStart + i] : false, pushPoint = (plotX) => {
            if (chart.inverted) {
                plotX = xAxis.len - plotX;
                plotY = yAxis.len - plotY;
            }
            points.push({
                destroy: noop,
                x: x,
                clientX: plotX,
                plotX: plotX,
                plotY: plotY,
                i: cropStart + i,
                percentage: percentage
            });
        };
        // We need to do ceil on the clientX to make things
        // snap to pixel values. The renderer will frequently
        // draw stuff on "sub-pixels".
        clientX = Math.ceil(clientX);
        // Shaves off about 60ms compared to repeated concatenation
        index = compareX ? clientX : clientX + ',' + plotY;
        // The k-d tree requires series points.
        // Reduce the amount of points, since the time to build the
        // tree increases exponentially.
        if (enableMouseTracking) {
            if (!pointTaken[index]) {
                pointTaken[index] = true;
                pushPoint(clientX);
            }
            else if (x === xDataFull[xDataFull.length - 1]) {
                // If the last point is on the same pixel as the last
                // tracked point, swap them. (#18856)
                points.length--;
                pushPoint(clientX);
            }
        }
    };
    // Do not start building while drawing
    this.buildKDTree = noop;
    fireEvent(this, 'renderCanvas');
    if (chartBoost && lineWidth > 1 && this.is('line')) {
        chartBoost.lineWidthFilter?.remove();
        chartBoost.lineWidthFilter = chart.renderer.definition({
            tagName: 'filter',
            children: [
                {
                    tagName: 'feMorphology',
                    attributes: {
                        operator: 'dilate',
                        radius: 0.25 * lineWidth
                    }
                }
            ],
            attributes: { id: 'linewidth' }
        });
        (seriesBoost?.target || chartBoost.target)?.attr({
            filter: 'url(#linewidth)'
        });
    }
    if (renderer) {
        allocateIfNotSeriesBoosting(renderer, this);
        renderer.pushSeries(this);
        // Perform the actual renderer if we're on series level
        renderIfNotSeriesBoosting(this);
    }
    /**
     * This builds the KD-tree
     * @internal
     */
    function processPoint(d, i) {
        const chartDestroyed = typeof chart.index === 'undefined';
        let x, y, clientX, plotY, percentage, low = false, isYInside = true;
        if (!defined(d)) {
            return true;
        }
        if (!chartDestroyed) {
            if (useRaw) {
                x = d[0];
                y = d[1];
            }
            else {
                x = d;
                y = yData[i] ?? nullYSubstitute ?? null;
            }
            // Resolve low and high for range series
            if (isRange) {
                if (useRaw) {
                    y = d.slice(1, 3);
                }
                low = lowData[i];
                y = highData[i];
            }
            else if (isStacked) {
                x = d.x;
                y = d.stackY;
                low = y - d.y;
                percentage = d.percentage;
            }
            // Optimize for scatter zooming
            if (!requireSorting) {
                isYInside = (y || 0) >= yMin && y <= yMax;
            }
            if (y !== null && x >= xMin && x <= xMax && isYInside) {
                clientX = xAxis.toPixels(x, true);
                if (sampling) {
                    if (typeof minI === 'undefined' ||
                        clientX === lastClientX) {
                        if (!isRange) {
                            low = y;
                        }
                        if (typeof maxI === 'undefined' ||
                            y > maxVal) {
                            maxVal = y;
                            maxI = i;
                        }
                        if (typeof minI === 'undefined' ||
                            low < minVal) {
                            minVal = low;
                            minI = i;
                        }
                    }
                    // Add points and reset
                    if (!compareX || clientX !== lastClientX) {
                        // `maxI` is number too:
                        if (typeof minI !== 'undefined') {
                            plotY =
                                yAxis.toPixels(maxVal, true);
                            yBottom =
                                yAxis.toPixels(minVal, true);
                            addKDPoint(clientX, plotY, maxI, percentage);
                            if (yBottom !== plotY) {
                                addKDPoint(clientX, yBottom, minI, percentage);
                            }
                        }
                        minI = maxI = void 0;
                        lastClientX = clientX;
                    }
                }
                else {
                    plotY = Math.ceil(yAxis.toPixels(y, true));
                    addKDPoint(clientX, plotY, i, percentage);
                }
            }
        }
        return !chartDestroyed;
    }
    /** @internal */
    const boostOptions = renderer.settings, chunkSize = (isNumber(boostOptions.chunkSize) && boostOptions.chunkSize > 0 ?
        boostOptions.chunkSize :
        CHUNK_SIZE), doneProcessing = () => {
        fireEvent(this, 'renderedCanvas');
        // Go back to prototype, ready to build
        delete this.buildKDTree;
        // Check that options exist, as async processing
        // could mean the series is removed at this point (#19895)
        if (this.options) {
            this.buildKDTree();
        }
        if (boostOptions.debug.timeKDTree) {
            console.timeEnd('kd tree building'); // eslint-disable-line no-console
        }
    };
    // Loop over the points to build the k-d tree - skip this if
    // exporting
    if (!chart.renderer.forExport) {
        if (boostOptions.debug.timeKDTree) {
            console.time('kd tree building'); // eslint-disable-line no-console
        }
        eachAsync(isStacked ?
            this.data.slice(cropStart) :
            (xData || rawData), processPoint, doneProcessing, chunkSize);
    }
}
/**
 * Used for treemap|heatmap.drawPoints
 * @internal
 */
function wrapSeriesDrawPoints(proceed) {
    let enabled = true;
    if (this.chart.options && this.chart.options.boost) {
        enabled = typeof this.chart.options.boost.enabled === 'undefined' ?
            true :
            this.chart.options.boost.enabled;
    }
    if (!enabled || !this.boosted) {
        return proceed.call(this);
    }
    this.chart.boosted = true;
    // Make sure we have a valid OGL context
    const renderer = createAndAttachRenderer(this.chart, this);
    if (renderer) {
        allocateIfNotSeriesBoosting(renderer, this);
        renderer.pushSeries(this);
    }
    renderIfNotSeriesBoosting(this);
}
/**
 * Override a bunch of methods the same way. If the number of points is
 * below the threshold, run the original method. If not, check for a
 * canvas version or do nothing.
 *
 * Note that we're not overriding any of these for heatmaps.
 *
 * @internal
 */
function wrapSeriesFunctions(seriesProto, seriesTypes, method) {
    /** @internal */
    function branch(proceed) {
        const letItPass = this.options.stacking &&
            (method === 'translate' || method === 'generatePoints');
        if (!this.boosted ||
            letItPass ||
            !boostEnabled(this.chart) ||
            this.type === 'heatmap' ||
            this.type === 'treemap' ||
            !Boost_BoostableMap[this.type] ||
            this.options.boostThreshold === 0) {
            proceed.call(this);
            // Run canvas version of method, like renderCanvas(), if it exists
        }
        else if (method === 'render' && this.renderCanvas) {
            this.renderCanvas();
        }
    }
    wrap(seriesProto, method, branch);
    // Special case for some types, when translate method is already wrapped
    if (method === 'translate') {
        for (const type of [
            'column',
            'arearange',
            'columnrange',
            'heatmap',
            'treemap'
        ]) {
            if (seriesTypes[type]) {
                wrap(seriesTypes[type].prototype, method, branch);
            }
        }
    }
}
/**
 * Do not compute extremes when min and max are set. If we use this in the
 * core, we can add the hook to hasExtremes to the methods directly.
 * @internal
 */
function wrapSeriesGetExtremes(proceed) {
    if (this.boosted) {
        if (hasExtremes(this, true)) {
            return {};
        }
        if (this.xAxis?.isPanning || this.yAxis?.isPanning) {
            return this;
        }
    }
    return proceed.apply(this, [].slice.call(arguments, 1));
}
/**
 * If the series is a heatmap or treemap, or if the series is not boosting
 * do the default behavior. Otherwise, process if the series has no
 * extremes.
 * @internal
 */
function wrapSeriesProcessData(proceed) {
    let dataToMeasure = this.options.data;
    if (boostEnabled(this.chart) && Boost_BoostableMap[this.type]) {
        const series = this, 
        // Flag for code that should run for ScatterSeries and its
        // subclasses, apart from the enlisted exceptions.
        isScatter = series.is('scatter') &&
            !series.is('bubble') &&
            !series.is('treemap') &&
            !series.is('heatmap');
        // If there are no extremes given in the options, we also need to
        // process the data to read the data extremes. If this is a heatmap,
        // do default behavior.
        if (
        // First pass with options.data:
        !getSeriesBoosting(series, dataToMeasure) ||
            isScatter ||
            series.is('treemap') ||
            // Use processedYData for the stack (#7481):
            series.options.stacking ||
            !hasExtremes(series, true)) {
            // Do nothing until the panning stops
            if (series.boosted && (series.xAxis?.isPanning || series.yAxis?.isPanning)) {
                return;
            }
            // Extra check for zoomed scatter data
            if (isScatter && series.yAxis.type !== 'treegrid') {
                scatterProcessData.call(series, arguments[1]);
            }
            else {
                proceed.apply(series, [].slice.call(arguments, 1));
            }
            dataToMeasure = series.getColumn('x', true);
        }
        // Set the isBoosting flag, second pass with processedXData to
        // see if we have zoomed.
        series.boosted = getSeriesBoosting(series, dataToMeasure);
        // Enter or exit boost mode
        if (series.boosted) {
            // Force turbo-mode:
            let firstPoint;
            if (series.options.data?.length) {
                firstPoint = series.getFirstValidPoint(series.options.data);
                if (!isNumber(firstPoint) &&
                    !isArray(firstPoint) &&
                    !series.is('treemap')) {
                    (0,external_highcharts_src_js_default_namespaceObject.error)(12, false, series.chart);
                }
            }
            enterBoost(series);
        }
        else {
            exitBoost(series);
        }
        // The series type is not boostable
    }
    else {
        proceed.apply(this, [].slice.call(arguments, 1));
    }
}
/**
 * Return a point instance from the k-d-tree
 * @internal
 */
function wrapSeriesSearchPoint(proceed) {
    const result = proceed.apply(this, [].slice.call(arguments, 1));
    if (this.boost && result) {
        return this.boost.getPoint(result);
    }
    return result;
}
/* *
 *
 *  Default Export
 *
 * */
/** @internal */
const BoostSeries = {
    compose: BoostSeries_compose,
    destroyGraphics,
    eachAsync,
    getPoint
};
/** @internal */
/* harmony default export */ const Boost_BoostSeries = (BoostSeries);

;// ./code/es-modules/Extensions/BoostCanvas.js
/* *
 *
 *  A commercial license may be required depending on use.
 *  See www.highcharts.com/license
 *  Author: Torstein Hønsi, Christer Vasseng
 *
 *  This module serves as a fallback for the Boost module in IE9 and IE10. Newer
 *  browsers support WebGL which is faster.
 *
 *  It is recommended to include this module in conditional comments targeting
 *  IE9 and IE10.
 *
 *
 * */


const { getBoostClipRect: BoostCanvas_getBoostClipRect, isChartSeriesBoosting: BoostCanvas_isChartSeriesBoosting } = Boost_BoostChart;

const { destroyGraphics: BoostCanvas_destroyGraphics } = Boost_BoostSeries;

const { parse: BoostCanvas_color } = (external_highcharts_src_js_default_Color_default());

const { doc: BoostCanvas_doc, noop: BoostCanvas_noop } = (external_highcharts_src_js_default_default());

/* *
 *
 *  Namespace
 *
 * */
var BoostCanvas;
(function (BoostCanvas) {
    /* *
     *
     *  Constants
     *
     * */
    // Use a blank pixel for clearing canvas (#17182)
    const b64BlankPixel = ('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAw' +
        'CAAAAC0lEQVR42mNkYAAAAAYAAjCB0C8AAAAASUVORK5CYII=');
    const CHUNK_SIZE = 50000;
    /* *
     *
     *  Variables
     *
     * */
    let destroyLoadingDiv;
    /* *
     *
     *  Functions
     *
     * */
    /**
     * @internal
     */
    function areaCvsDrawPoint(ctx, clientX, plotY, yBottom, lastPoint) {
        if (lastPoint && clientX !== lastPoint.clientX) {
            ctx.moveTo(lastPoint.clientX, lastPoint.yBottom);
            ctx.lineTo(lastPoint.clientX, lastPoint.plotY);
            ctx.lineTo(clientX, plotY);
            ctx.lineTo(clientX, yBottom);
        }
    }
    /**
     * @internal
     */
    function bubbleCvsMarkerCircle(ctx, clientX, plotY, r, i) {
        ctx.moveTo(clientX, plotY);
        ctx.arc(clientX, plotY, this.radii && this.radii[i], 0, 2 * Math.PI, false);
    }
    /**
     * @internal
     */
    function columnCvsDrawPoint(ctx, clientX, plotY, yBottom) {
        ctx.rect(clientX - 1, plotY, 1, yBottom - plotY);
    }
    /**
     * @internal
     */
    function compose(ChartClass, SeriesClass, seriesTypes) {
        const seriesProto = SeriesClass.prototype;
        if (!seriesProto.renderCanvas) {
            const { area: AreaSeries, bubble: BubbleSeries, column: ColumnSeries, heatmap: HeatmapSeries, scatter: ScatterSeries } = seriesTypes;
            ChartClass.prototype.callbacks.push((chart) => {
                addEvent(chart, 'predraw', onChartClear);
                addEvent(chart, 'render', onChartCanvasToSVG);
            });
            seriesProto.canvasToSVG = seriesCanvasToSVG;
            seriesProto.cvsLineTo = seriesCvsLineTo;
            seriesProto.getContext = seriesGetContext;
            seriesProto.renderCanvas = seriesRenderCanvas;
            if (AreaSeries) {
                const areaProto = AreaSeries.prototype;
                areaProto.cvsDrawPoint = areaCvsDrawPoint;
                areaProto.fill = true;
                areaProto.fillOpacity = true;
                areaProto.sampling = true;
            }
            if (BubbleSeries) {
                const bubbleProto = BubbleSeries.prototype;
                bubbleProto.cvsMarkerCircle = bubbleCvsMarkerCircle;
                bubbleProto.cvsStrokeBatch = 1;
            }
            if (ColumnSeries) {
                const columnProto = ColumnSeries.prototype;
                columnProto.cvsDrawPoint = columnCvsDrawPoint;
                columnProto.fill = true;
                columnProto.sampling = true;
            }
            if (HeatmapSeries) {
                const heatmapProto = HeatmapSeries.prototype;
                wrap(heatmapProto, 'drawPoints', wrapHeatmapDrawPoints);
            }
            if (ScatterSeries) {
                const scatterProto = ScatterSeries.prototype;
                scatterProto.cvsMarkerCircle = scatterCvsMarkerCircle;
                scatterProto.cvsMarkerSquare = scatterCvsMarkerSquare;
                scatterProto.fill = true;
            }
        }
    }
    BoostCanvas.compose = compose;
    /**
     * @internal
     */
    function onChartCanvasToSVG() {
        if (this.boost && this.boost.copy) {
            this.boost.copy();
        }
    }
    /**
     * @internal
     */
    function onChartClear() {
        const boost = this.boost || {};
        if (boost.target) {
            boost.target.attr({ href: b64BlankPixel });
        }
        if (boost.canvas) {
            boost.canvas.getContext('2d').clearRect(0, 0, boost.canvas.width, boost.canvas.height);
        }
    }
    /**
     * Draw the canvas image inside an SVG image
     *
     * @internal
     * @function Highcharts.Series#canvasToSVG
     */
    function seriesCanvasToSVG() {
        if (!BoostCanvas_isChartSeriesBoosting(this.chart)) {
            if (this.boost && this.boost.copy) {
                this.boost.copy();
            }
            else if (this.chart.boost && this.chart.boost.copy) {
                this.chart.boost.copy();
            }
        }
        else if (this.boost && this.boost.clear) {
            this.boost.clear();
        }
    }
    /**
     * @internal
     */
    function seriesCvsLineTo(ctx, clientX, plotY) {
        ctx.lineTo(clientX, plotY);
    }
    /**
     * Create a hidden canvas to draw the graph on. The contents is later
     * copied over to an SVG image element.
     *
     * @internal
     * @function Highcharts.Series#getContext
     */
    function seriesGetContext() {
        const chart = this.chart, target = BoostCanvas_isChartSeriesBoosting(chart) ? chart : this, targetGroup = (target === chart ?
            chart.seriesGroup :
            chart.seriesGroup || this.group), width = chart.chartWidth, height = chart.chartHeight, swapXY = function (proceed, x, y, a, b, c, d) {
            proceed.call(this, y, x, a, b, c, d);
        };
        let ctx;
        const boost = target.boost =
            target.boost ||
                {};
        ctx = boost.targetCtx;
        if (!boost.canvas) {
            boost.canvas = BoostCanvas_doc.createElement('canvas');
            boost.target = chart.renderer
                .image('', 0, 0, width, height)
                .addClass('highcharts-boost-canvas')
                .add(targetGroup);
            ctx = boost.targetCtx =
                boost.canvas.getContext('2d');
            if (chart.inverted) {
                ['moveTo', 'lineTo', 'rect', 'arc'].forEach((fn) => {
                    wrap(ctx, fn, swapXY);
                });
            }
            boost.copy = function () {
                boost.target.attr({
                    href: boost.canvas.toDataURL('image/png')
                });
            };
            boost.clear = function () {
                ctx.clearRect(0, 0, boost.canvas.width, boost.canvas.height);
                if (target === boost.target) {
                    boost.target.attr({
                        href: b64BlankPixel
                    });
                }
            };
            boost.clipRect = chart.renderer.clipRect();
            boost.target.clip(boost.clipRect);
        }
        if (boost.canvas.width !== width) {
            boost.canvas.width = width;
        }
        if (boost.canvas.height !== height) {
            boost.canvas.height = height;
        }
        boost.target.attr({
            x: 0,
            y: 0,
            width: width,
            height: height,
            style: 'pointer-events: none',
            href: b64BlankPixel
        });
        if (boost.clipRect) {
            boost.clipRect.attr(BoostCanvas_getBoostClipRect(chart, target));
        }
        return ctx;
    }
    /**
     * @internal
     */
    function seriesRenderCanvas() {
        const series = this, options = series.options, chart = series.chart, xAxis = series.xAxis, yAxis = series.yAxis, activeBoostSettings = chart.options.boost || {}, boostSettings = {
            timeRendering: activeBoostSettings.timeRendering || false,
            timeSeriesProcessing: activeBoostSettings.timeSeriesProcessing || false,
            timeSetup: activeBoostSettings.timeSetup || false
        }, xData = series.getColumn('x', true), yData = series.getColumn('y', true), rawData = options.data, xExtremes = xAxis.getExtremes(), xMin = xExtremes.min, xMax = xExtremes.max, yExtremes = yAxis.getExtremes(), yMin = yExtremes.min, yMax = yExtremes.max, pointTaken = {}, sampling = !!series.sampling, r = options.marker && options.marker.radius, strokeBatch = series.cvsStrokeBatch || 1000, enableMouseTracking = options.enableMouseTracking, threshold = options.threshold, hasThreshold = isNumber(threshold), translatedThreshold = yAxis.getThreshold(threshold), doFill = series.fill, isRange = (series.pointArrayMap &&
            series.pointArrayMap.join(',') === 'low,high'), isStacked = !!options.stacking, cropStart = series.cropStart || 0, loadingOptions = chart.options.loading, requireSorting = series.requireSorting, connectNulls = options.connectNulls, useRaw = !xData, sdata = (isStacked ?
            series.data :
            (xData || rawData)), fillColor = (series.fillOpacity ?
            external_highcharts_src_js_default_Color_default().parse(series.color).setOpacity(pick(options.fillOpacity, 0.75)).get() :
            series.color), compareX = options.findNearestPointBy === 'x', boost = this.boost || {}, cvsDrawPoint = series.cvsDrawPoint, cvsLineTo = options.lineWidth ? series.cvsLineTo : void 0, cvsMarker = (r && r <= 1 ?
            series.cvsMarkerSquare :
            series.cvsMarkerCircle);
        if (boost.target) {
            boost.target.attr({ href: b64BlankPixel });
        }
        // If we are zooming out from SVG mode, destroy the graphics
        if (series.points || series.graph) {
            BoostCanvas_destroyGraphics(series);
        }
        // The group
        series.plotGroup('group', 'series', series.visible ? 'visible' : 'hidden', options.zIndex, chart.seriesGroup);
        series.markerGroup = series.group;
        addEvent(series, 'destroy', function () {
            // Prevent destroy twice
            series.markerGroup = null;
        });
        const points = this.points = [], ctx = this.getContext();
        series.buildKDTree = BoostCanvas_noop; // Do not start building while drawing
        if (boost.clear) {
            boost.clear();
        }
        // If (series.canvas) {
        //     ctx.clearRect(
        //         0,
        //         0,
        //         series.canvas.width,
        //         series.canvas.height
        //     );
        // }
        if (!series.visible) {
            return;
        }
        // Display a loading indicator
        if (rawData.length > 99999) {
            chart.options.loading = merge(loadingOptions, {
                labelStyle: {
                    backgroundColor: BoostCanvas_color("#ffffff" /* Palette.backgroundColor */).setOpacity(0.75).get(),
                    padding: '1em',
                    borderRadius: '0.5em'
                },
                style: {
                    backgroundColor: 'none',
                    opacity: 1
                }
            });
            internalClearTimeout(destroyLoadingDiv);
            chart.showLoading('Drawing...');
            chart.options.loading = loadingOptions; // Reset
        }
        if (boostSettings.timeRendering) {
            console.time('canvas rendering'); // eslint-disable-line no-console
        }
        // Loop variables
        let c = 0, lastClientX, lastPoint, yBottom = translatedThreshold, wasNull, minVal, maxVal, minI, maxI, index;
        // Loop helpers
        const stroke = function () {
            if (doFill) {
                ctx.fillStyle = fillColor;
                ctx.fill();
            }
            else {
                ctx.strokeStyle = series.color;
                ctx.lineWidth = options.lineWidth;
                ctx.stroke();
            }
        }, 
        //
        drawPoint = function (clientX, plotY, yBottom, i) {
            if (c === 0) {
                ctx.beginPath();
                if (cvsLineTo) {
                    ctx.lineJoin = 'round';
                }
            }
            if (chart.scroller &&
                series.options.className ===
                    'highcharts-navigator-series') {
                plotY += chart.scroller.top;
                if (yBottom) {
                    yBottom += chart.scroller.top;
                }
            }
            else {
                plotY += chart.plotTop;
            }
            clientX += chart.plotLeft;
            if (wasNull) {
                ctx.moveTo(clientX, plotY);
            }
            else {
                if (cvsDrawPoint) {
                    cvsDrawPoint(ctx, clientX, plotY, yBottom, lastPoint);
                }
                else if (cvsLineTo) {
                    cvsLineTo(ctx, clientX, plotY);
                }
                else if (cvsMarker) {
                    cvsMarker.call(series, ctx, clientX, plotY, r, i);
                }
            }
            // We need to stroke the line for every 1000 pixels. It will
            // crash the browser memory use if we stroke too
            // infrequently.
            c = c + 1;
            if (c === strokeBatch) {
                stroke();
                c = 0;
            }
            // Area charts need to keep track of the last point
            lastPoint = {
                clientX: clientX,
                plotY: plotY,
                yBottom: yBottom
            };
        }, xDataFull = ((this.getColumn('x').length ? this.getColumn('x') : void 0) ||
            this.options.xData ||
            (this.getColumn('x', true).length ?
                this.getColumn('x', true) :
                false)), 
        //
        addKDPoint = function (clientX, plotY, i) {
            // Shaves off about 60ms compared to repeated concatenation
            index = compareX ? clientX : clientX + ',' + plotY;
            // The k-d tree requires series points.
            // Reduce the amount of points, since the time to build the
            // tree increases exponentially.
            if (enableMouseTracking && !pointTaken[index]) {
                pointTaken[index] = true;
                if (chart.inverted) {
                    clientX = xAxis.len - clientX;
                    plotY = yAxis.len - plotY;
                }
                points.push({
                    x: xDataFull ?
                        xDataFull[cropStart + i] :
                        false,
                    clientX: clientX,
                    plotX: clientX,
                    plotY: plotY,
                    i: cropStart + i
                });
            }
        };
        // Loop over the points
        Boost_BoostSeries.eachAsync(sdata, (d, i) => {
            const chartDestroyed = typeof chart.index === 'undefined';
            let x, y, clientX, plotY, isNull, low, isNextInside = false, isPrevInside = false, nx = NaN, px = NaN, isYInside = true;
            if (!chartDestroyed) {
                if (useRaw) {
                    x = d[0];
                    y = d[1];
                    if (sdata[i + 1]) {
                        nx = sdata[i + 1][0];
                    }
                    if (sdata[i - 1]) {
                        px = sdata[i - 1][0];
                    }
                }
                else {
                    x = d;
                    y = yData[i];
                    if (sdata[i + 1]) {
                        nx = sdata[i + 1];
                    }
                    if (sdata[i - 1]) {
                        px = sdata[i - 1];
                    }
                }
                if (nx && nx >= xMin && nx <= xMax) {
                    isNextInside = true;
                }
                if (px && px >= xMin && px <= xMax) {
                    isPrevInside = true;
                }
                // Resolve low and high for range series
                if (isRange) {
                    if (useRaw) {
                        y = d.slice(1, 3);
                    }
                    low = y[0];
                    y = y[1];
                }
                else if (isStacked) {
                    x = d.x;
                    y = d.stackY;
                    low = y - d.y;
                }
                isNull = y === null;
                // Optimize for scatter zooming
                if (!requireSorting) {
                    isYInside = y >= yMin && y <= yMax;
                }
                if (!isNull &&
                    ((x >= xMin && x <= xMax && isYInside) ||
                        (isNextInside || isPrevInside))) {
                    clientX = Math.round(xAxis.toPixels(x, true));
                    if (sampling) {
                        if (typeof minI === 'undefined' ||
                            clientX === lastClientX) {
                            if (!isRange) {
                                low = y;
                            }
                            if (typeof maxI === 'undefined' || y > maxVal) {
                                maxVal = y;
                                maxI = i;
                            }
                            if (typeof minI === 'undefined' ||
                                low < minVal) {
                                minVal = low;
                                minI = i;
                            }
                        }
                        // Add points and reset
                        if (clientX !== lastClientX) {
                            // `maxI` also a number:
                            if (typeof minI !== 'undefined') {
                                plotY = yAxis.toPixels(maxVal, true);
                                yBottom = yAxis.toPixels(minVal, true);
                                drawPoint(clientX, hasThreshold ?
                                    Math.min(plotY, translatedThreshold) : plotY, hasThreshold ?
                                    Math.max(yBottom, translatedThreshold) : yBottom, i);
                                addKDPoint(clientX, plotY, maxI);
                                if (yBottom !== plotY) {
                                    addKDPoint(clientX, yBottom, minI);
                                }
                            }
                            minI = maxI = void 0;
                            lastClientX = clientX;
                        }
                    }
                    else {
                        plotY = Math.round(yAxis.toPixels(y, true));
                        drawPoint(clientX, plotY, yBottom, i);
                        addKDPoint(clientX, plotY, i);
                    }
                }
                wasNull = isNull && !connectNulls;
                if (i % CHUNK_SIZE === 0) {
                    if (series.boost &&
                        series.boost.copy) {
                        series.boost.copy();
                    }
                    else if (series.chart.boost &&
                        series.chart.boost.copy) {
                        series.chart.boost.copy();
                    }
                }
            }
            return !chartDestroyed;
        }, function () {
            const loadingDiv = chart.loadingDiv, loadingShown = chart.loadingShown;
            stroke();
            // If (series.boostCopy || series.chart.boostCopy) {
            //     (series.boostCopy || series.chart.boostCopy)();
            // }
            series.canvasToSVG();
            if (boostSettings.timeRendering) {
                console.timeEnd('canvas rendering'); // eslint-disable-line no-console
            }
            fireEvent(series, 'renderedCanvas');
            // Do not use chart.hideLoading, as it runs JS animation and
            // will be blocked by buildKDTree. CSS animation looks good, but
            // then it must be deleted in timeout. If we add the module to
            // core, change hideLoading so we can skip this block.
            if (loadingShown) {
                loadingDiv.style.transition = 'opacity 250ms';
                loadingDiv.opacity = 0;
                chart.loadingShown = false;
                destroyLoadingDiv = setTimeout(function () {
                    if (loadingDiv.parentNode) { // In exporting it is falsy
                        loadingDiv.parentNode.removeChild(loadingDiv);
                    }
                    chart.loadingDiv = chart.loadingSpan = null;
                }, 250);
            }
            // Go back to prototype, ready to build
            delete series.buildKDTree;
            series.buildKDTree();
            // Don't do async on export, the exportChart, getSVGForExport and
            // getSVG methods are not chained for it.
        }, chart.renderer.forExport ? Number.MAX_VALUE : void 0);
    }
    /**
     * @internal
     */
    function scatterCvsMarkerCircle(ctx, clientX, plotY, r) {
        ctx.moveTo(clientX, plotY);
        ctx.arc(clientX, plotY, r, 0, 2 * Math.PI, false);
    }
    /**
     * Rect is twice as fast as arc, should be used for small markers.
     * @internal
     */
    function scatterCvsMarkerSquare(ctx, clientX, plotY, r) {
        ctx.rect(clientX - r, plotY - r, r * 2, r * 2);
    }
    /**
     * @internal
     */
    function wrapHeatmapDrawPoints() {
        const chart = this.chart, ctx = this.getContext(), inverted = this.chart.inverted, xAxis = this.xAxis, yAxis = this.yAxis;
        if (ctx) {
            // Draw the columns
            this.points.forEach((point) => {
                const plotY = point.plotY;
                let pointAttr;
                if (typeof plotY !== 'undefined' &&
                    !isNaN(plotY) &&
                    point.y !== null &&
                    ctx) {
                    const { x = 0, y = 0, width = 0, height = 0 } = point.shapeArgs || {};
                    if (!chart.styledMode) {
                        pointAttr = point.series.pointAttribs(point);
                    }
                    else {
                        pointAttr = point.series.colorAttribs(point);
                    }
                    ctx.fillStyle = pointAttr.fill;
                    if (inverted) {
                        ctx.fillRect(yAxis.len - y + xAxis.left, xAxis.len - x + yAxis.top, -height, -width);
                    }
                    else {
                        ctx.fillRect(x + xAxis.left, y + yAxis.top, width, height);
                    }
                }
            });
            this.canvasToSVG();
        }
        else {
            this.chart.showLoading('Your browser doesn\'t support HTML5 canvas, <br>' +
                'please use a modern browser');
        }
    }
})(BoostCanvas || (BoostCanvas = {}));
/* *
 *
 *  Default Export
 *
 * */
/* harmony default export */ const Extensions_BoostCanvas = (BoostCanvas);

;// ./code/es-modules/masters/modules/boost-canvas.src.js




const G = (external_highcharts_src_js_default_default());
/**
 * Initialize the canvas boost.
 *
 * @function Highcharts.initCanvasBoost
 */
G.initCanvasBoost = function () {
    Extensions_BoostCanvas.compose(G.Chart, G.Series, G.seriesTypes);
};
/* harmony default export */ const boost_canvas_src = ((external_highcharts_src_js_default_default()));

export { boost_canvas_src as default };
