// SPDX-License-Identifier: LicenseRef-Highcharts
/**
 * @license Highmaps JS v12.6.0 (2026-04-13)
 * @module highcharts/modules/heatmap
 * @requires highcharts
 *
 * (c) 2009-2026 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";
import "./coloraxis.src.js";
/******/ // The require scope
/******/ var __webpack_require__ = {};
/******/ 
/************************************************************************/
/******/ /* webpack/runtime/compat get default export */
/******/ (() => {
/******/ 	// getDefaultExport function for compatibility with non-harmony modules
/******/ 	__webpack_require__.n = (module) => {
/******/ 		var getter = module && module.__esModule ?
/******/ 			() => (module['default']) :
/******/ 			() => (module);
/******/ 		__webpack_require__.d(getter, { a: getter });
/******/ 		return getter;
/******/ 	};
/******/ })();
/******/ 
/******/ /* webpack/runtime/define property getters */
/******/ (() => {
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/******/ 	__webpack_require__.d = (exports, definition) => {
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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);
;// external "./coloraxis.src.js"

;// 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);
;// external ["../highcharts.src.js","default","SeriesRegistry"]
const external_highcharts_src_js_default_SeriesRegistry_namespaceObject = __WEBPACK_EXTERNAL_MODULE__highcharts_src_js_8202131d__["default"].SeriesRegistry;
var external_highcharts_src_js_default_SeriesRegistry_default = /*#__PURE__*/__webpack_require__.n(external_highcharts_src_js_default_SeriesRegistry_namespaceObject);
;// external ["../highcharts.src.js","default","SVGElement"]
const external_highcharts_src_js_default_SVGElement_namespaceObject = __WEBPACK_EXTERNAL_MODULE__highcharts_src_js_8202131d__["default"].SVGElement;
var external_highcharts_src_js_default_SVGElement_default = /*#__PURE__*/__webpack_require__.n(external_highcharts_src_js_default_SVGElement_namespaceObject);
;// ./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/Series/ColorMapComposition.js
/* *
 *
 *  (c) 2010-2026 Highsoft AS
 *  Author: Torstein Hønsi
 *
 *  A commercial license may be required depending on use.
 *  See www.highcharts.com/license
 *
 *
 * */


const { column: { prototype: columnProto } } = (external_highcharts_src_js_default_SeriesRegistry_default()).seriesTypes;


/* *
 *
 *  Composition
 *
 * */
var ColorMapComposition;
(function (ColorMapComposition) {
    /* *
     *
     *  Constants
     *
     * */
    ColorMapComposition.pointMembers = {
        dataLabelOnNull: true,
        moveToTopOnHover: true,
        isValid: pointIsValid
    };
    ColorMapComposition.seriesMembers = {
        colorKey: 'value',
        axisTypes: ['xAxis', 'yAxis', 'colorAxis'],
        parallelArrays: ['x', 'y', 'value'],
        pointArrayMap: ['value'],
        trackerGroups: ['group', 'markerGroup', 'dataLabelsGroup'],
        colorAttribs: seriesColorAttribs,
        pointAttribs: columnProto.pointAttribs
    };
    /* *
     *
     *  Functions
     *
     * */
    /**
     * @private
     */
    function compose(SeriesClass) {
        const PointClass = SeriesClass.prototype.pointClass;
        addEvent(PointClass, 'afterSetState', onPointAfterSetState);
        return SeriesClass;
    }
    ColorMapComposition.compose = compose;
    /**
     * Move points to the top of the z-index order when hovered.
     * @private
     */
    function onPointAfterSetState(e) {
        const point = this, series = point.series, renderer = series.chart.renderer;
        if (point.moveToTopOnHover && point.graphic) {
            if (!series.stateMarkerGraphic) {
                // Create a `use` element and add it to the end of the group,
                // which would make it appear on top of the other elements. This
                // deals with z-index without reordering DOM elements (#13049).
                series.stateMarkerGraphic = new (external_highcharts_src_js_default_SVGElement_default())(renderer, 'use')
                    .css({
                    pointerEvents: 'none'
                })
                    .add(point.graphic.parentGroup);
            }
            if (e?.state === 'hover') {
                // Give the graphic DOM element the same id as the Point
                // instance
                point.graphic.attr({
                    id: this.id
                });
                series.stateMarkerGraphic.attr({
                    href: `${renderer.url}#${this.id}`,
                    visibility: 'visible'
                });
            }
            else {
                series.stateMarkerGraphic.attr({
                    href: ''
                });
            }
        }
    }
    /**
     * Color points have a value option that determines whether or not it is
     * a null point
     * @private
     */
    function pointIsValid() {
        return (this.value !== null &&
            this.value !== Infinity &&
            this.value !== -Infinity &&
            // Undefined is allowed, but NaN is not (#17279)
            (this.value === void 0 || !isNaN(this.value)));
    }
    /**
     * Get the color attributes to apply on the graphic
     * @private
     * @function Highcharts.colorMapSeriesMixin.colorAttribs
     * @param {Highcharts.Point} point
     * @return {Highcharts.SVGAttributes}
     *         The SVG attributes
     */
    function seriesColorAttribs(point) {
        const ret = {};
        if (defined(point.color) &&
            (!point.state || point.state === 'normal') // #15746
        ) {
            ret[this.colorProp || 'fill'] = point.color;
        }
        return ret;
    }
})(ColorMapComposition || (ColorMapComposition = {}));
/* *
 *
 *  Default Export
 *
 * */
/* harmony default export */ const Series_ColorMapComposition = (ColorMapComposition);

;// ./code/es-modules/Series/Heatmap/HeatmapPoint.js
/* *
 *
 *  (c) 2010-2026 Highsoft AS
 *  Author: Torstein Hønsi
 *
 *  A commercial license may be required depending on use.
 *  See www.highcharts.com/license
 *
 *
 * */


const { scatter: { prototype: { pointClass: ScatterPoint } } } = (external_highcharts_src_js_default_SeriesRegistry_default()).seriesTypes;

/* *
 *
 *  Class
 *
 * */
class HeatmapPoint extends ScatterPoint {
    /* *
     *
     *  Functions
     *
     * */
    /** @private */
    applyOptions(options, x) {
        // #17970, if point is null remove its color, because it may be updated
        if (this.isNull || this.value === null) {
            delete this.color;
        }
        super.applyOptions(options, x);
        this.formatPrefix = this.isNull || this.value === null ?
            'null' : 'point';
        return this;
    }
    /** @private */
    getCellAttributes() {
        const point = this, series = point.series, seriesOptions = series.options, xPad = (seriesOptions.colsize || 1) / 2, yPad = (seriesOptions.rowsize || 1) / 2, xAxis = series.xAxis, yAxis = series.yAxis, markerOptions = point.options.marker || series.options.marker, pointPlacement = series.pointPlacementToXValue(), // #7860
        pointPadding = pick(point.pointPadding, seriesOptions.pointPadding, 0), cellAttr = {
            x1: clamp(Math.round(xAxis.len -
                xAxis.translate(point.x - xPad, false, true, false, true, -pointPlacement)), -xAxis.len, 2 * xAxis.len),
            x2: clamp(Math.round(xAxis.len -
                xAxis.translate(point.x + xPad, false, true, false, true, -pointPlacement)), -xAxis.len, 2 * xAxis.len),
            y1: clamp(Math.round(yAxis.translate(point.y - yPad, false, true, false, true)), -yAxis.len, 2 * yAxis.len),
            y2: clamp(Math.round(yAxis.translate(point.y + yPad, false, true, false, true)), -yAxis.len, 2 * yAxis.len)
        };
        const dimensions = [['width', 'x'], ['height', 'y']];
        // Handle marker's fixed width, and height values including border
        // and pointPadding while calculating cell attributes.
        for (const dimension of dimensions) {
            const prop = dimension[0], direction = dimension[1];
            let start = direction + '1', end = direction + '2';
            const side = Math.abs(cellAttr[start] - cellAttr[end]), borderWidth = markerOptions &&
                markerOptions.lineWidth || 0, plotPos = Math.abs(cellAttr[start] + cellAttr[end]) / 2, widthOrHeight = markerOptions && markerOptions[prop];
            if (defined(widthOrHeight) && widthOrHeight < side) {
                const halfCellSize = widthOrHeight / 2 + borderWidth / 2;
                cellAttr[start] = plotPos - halfCellSize;
                cellAttr[end] = plotPos + halfCellSize;
            }
            // Handle pointPadding
            if (pointPadding) {
                if ((direction === 'x' && xAxis.reversed) ||
                    (direction === 'y' && !yAxis.reversed)) {
                    start = end;
                    end = direction + '1';
                }
                cellAttr[start] += pointPadding;
                cellAttr[end] -= pointPadding;
            }
        }
        return cellAttr;
    }
    /**
     * @private
     */
    haloPath(size) {
        if (!size) {
            return [];
        }
        const { x = 0, y = 0, width = 0, height = 0 } = this.shapeArgs || {};
        return [
            ['M', x - size, y - size],
            ['L', x - size, y + height + size],
            ['L', x + width + size, y + height + size],
            ['L', x + width + size, y - size],
            ['Z']
        ];
    }
    /**
     * Color points have a value option that determines whether or not it is
     * a null point
     * @private
     */
    isValid() {
        // Undefined is allowed
        return (this.value !== Infinity &&
            this.value !== -Infinity);
    }
}
extend(HeatmapPoint.prototype, {
    dataLabelOnNull: true,
    moveToTopOnHover: true,
    ttBelow: false
});
/* *
 *
 *  Default Export
 *
 * */
/* harmony default export */ const Heatmap_HeatmapPoint = (HeatmapPoint);

;// ./code/es-modules/Series/Heatmap/HeatmapSeriesDefaults.js
/* *
 *
 *  (c) 2010-2026 Highsoft AS
 *  Author: Torstein Hønsi
 *
 *  A commercial license may be required depending on use.
 *  See www.highcharts.com/license
 *
 *
 * */


/* *
 *
 *  API Options
 *
 * */
/**
 * A heatmap is a graphical representation of data where the individual
 * values contained in a matrix are represented as colors.
 *
 * @productdesc {highcharts}
 * Requires `modules/heatmap`.
 *
 * @sample highcharts/demo/heatmap/
 *         Simple heatmap
 * @sample highcharts/demo/heatmap-canvas/
 *         Heavy heatmap
 *
 * @extends      plotOptions.scatter
 * @excluding    animationLimit, cluster, connectEnds, connectNulls,
 *               cropThreshold, dashStyle, dragDrop, findNearestPointBy,
 *               getExtremesFromAll, jitter, legendSymbolColor, linecap,
 *               lineWidth, pointInterval, pointIntervalUnit, pointRange,
 *               pointStart, shadow, softThreshold, stacking, step, threshold
 * @product      highcharts highmaps
 * @optionparent plotOptions.heatmap
 */
const HeatmapSeriesDefaults = {
    /**
     * Animation is disabled by default on the heatmap series.
     */
    animation: false,
    /**
     * The border radius for each heatmap item. The border's color and
     * width can be set in marker options.
     *
     * @see [lineColor](#plotOptions.heatmap.marker.lineColor)
     * @see [lineWidth](#plotOptions.heatmap.marker.lineWidth)
     */
    borderRadius: 0,
    /**
     * The border width for each heatmap item.
     */
    borderWidth: 0,
    /**
     * Padding between the points in the heatmap.
     *
     * @type      {number}
     * @default   0
     * @since     6.0
     * @apioption plotOptions.heatmap.pointPadding
     */
    /**
     * @default   value
     * @apioption plotOptions.heatmap.colorKey
     */
    /**
     * The main color of the series. In heat maps this color is rarely used,
     * as we mostly use the color to denote the value of each point. Unless
     * options are set in the [colorAxis](#colorAxis), the default value
     * is pulled from the [options.colors](#colors) array.
     *
     * @type      {Highcharts.ColorType}
     * @since     4.0
     * @product   highcharts
     * @apioption plotOptions.heatmap.color
     */
    /**
     * The column size - how many X axis units each column in the heatmap
     * should span.
     *
     * @sample {highcharts} maps/demo/heatmap/
     *         One day
     * @sample {highmaps} maps/demo/heatmap/
     *         One day
     *
     * @type      {number}
     * @default   1
     * @since     4.0
     * @product   highcharts highmaps
     * @apioption plotOptions.heatmap.colsize
     */
    /**
     * The row size - how many Y axis units each heatmap row should span.
     *
     * @sample {highcharts} maps/demo/heatmap/
     *         1 by default
     * @sample {highmaps} maps/demo/heatmap/
     *         1 by default
     *
     * @type      {number}
     * @default   1
     * @since     4.0
     * @product   highcharts highmaps
     * @apioption plotOptions.heatmap.rowsize
     */
    /**
     * Make the heatmap render its data points as an interpolated image.
     *
     * @sample highcharts/demo/heatmap-interpolation
     *   Interpolated heatmap image displaying user activity on a website
     * @sample highcharts/series-heatmap/interpolation
     *   Interpolated heatmap toggle
     *
     */
    interpolation: false,
    /**
     * The color applied to null points. In styled mode, a general CSS class
     * is applied instead.
     *
     * @type {Highcharts.ColorType}
     */
    nullColor: "#f7f7f7" /* Palette.neutralColor3 */,
    dataLabels: {
        formatter: function () {
            const { numberFormatter } = this.series.chart;
            const { value } = this.point;
            return isNumber(value) ? numberFormatter(value, -1) : '';
        },
        inside: true,
        verticalAlign: 'middle',
        crop: false,
        /**
         * @ignore-option
         */
        overflow: 'allow',
        padding: 0 // #3837
    },
    /**
     * @excluding radius, enabledThreshold
     * @since     8.1
     */
    marker: {
        /**
         * A predefined shape or symbol for the marker. When undefined, the
         * symbol is pulled from options.symbols. Other possible values are
         * `'circle'`, `'square'`,`'diamond'`, `'triangle'`,
         * `'triangle-down'`, `'rect'`, and `'ellipse'`.
         *
         * Additionally, the URL to a graphic can be given on this form:
         * `'url(graphic.png)'`. Note that for the image to be applied to
         * exported charts, its URL needs to be accessible by the export
         * server.
         *
         * Custom callbacks for symbol path generation can also be added to
         * `Highcharts.SVGRenderer.prototype.symbols`. The callback is then
         * used by its method name, as shown in the demo.
         *
         * @sample {highcharts} highcharts/plotoptions/series-marker-symbol/
         *         Predefined, graphic and custom markers
         * @sample {highstock} highcharts/plotoptions/series-marker-symbol/
         *         Predefined, graphic and custom markers
         */
        symbol: 'rect',
        /** @ignore-option */
        radius: 0,
        lineColor: void 0,
        states: {
            /**
             * @excluding radius, radiusPlus
             */
            hover: {
                /**
                 * Set the marker's fixed width on hover state.
                 *
                 * @sample {highcharts} maps/plotoptions/heatmap-marker-states-hover-width
                 *         70px fixed marker's width and height on hover
                 *
                 * @type      {number|undefined}
                 * @default   undefined
                 * @product   highcharts highmaps
                 * @apioption plotOptions.heatmap.marker.states.hover.width
                 */
                /**
                 * Set the marker's fixed height on hover state.
                 *
                 * @sample {highcharts} maps/plotoptions/heatmap-marker-states-hover-width
                 *         70px fixed marker's width and height on hover
                 *
                 * @type      {number|undefined}
                 * @default   undefined
                 * @product   highcharts highmaps
                 * @apioption plotOptions.heatmap.marker.states.hover.height
                 */
                /**
                 * The number of pixels to increase the width of the
                 * selected point.
                 *
                 * @sample {highcharts} maps/plotoptions/heatmap-marker-states-hover-widthplus
                 *         20px greater width and height on hover
                 *
                 * @type      {number|undefined}
                 * @default   undefined
                 * @product   highcharts highmaps
                 * @apioption plotOptions.heatmap.marker.states.hover.widthPlus
                 */
                /**
                 * The number of pixels to increase the height of the
                 * selected point.
                 *
                 * @sample {highcharts} maps/plotoptions/heatmap-marker-states-hover-widthplus
                *          20px greater width and height on hover
                    *
                    * @type      {number|undefined}
                    * @default   undefined
                    * @product   highcharts highmaps
                    * @apioption plotOptions.heatmap.marker.states.hover.heightPlus
                    */
                /**
                 * The additional line width for a hovered point.
                 *
                 * @sample {highcharts} maps/plotoptions/heatmap-marker-states-hover-linewidthplus
                 *         5 pixels wider lineWidth on hover
                 * @sample {highmaps} maps/plotoptions/heatmap-marker-states-hover-linewidthplus
                 *         5 pixels wider lineWidth on hover
                 */
                lineWidthPlus: 0
            },
            /**
             * @excluding radius
             */
            select: {
            /**
             * Set the marker's fixed width on select state.
             *
             * @sample {highcharts} maps/plotoptions/heatmap-marker-states-hover-width
             *         70px fixed marker's width and height on hover
             *
             * @type      {number|undefined}
             * @default   undefined
             * @product   highcharts highmaps
             * @apioption plotOptions.heatmap.marker.states.select.width
             */
            /**
             * Set the marker's fixed height on select state.
             *
             * @sample {highcharts} maps/plotoptions/heatmap-marker-states-hover-width
             *         70px fixed marker's width and height on hover
             *
             * @type      {number|undefined}
             * @default   undefined
             * @product   highcharts highmaps
             * @apioption plotOptions.heatmap.marker.states.select.height
             */
            /**
             * The number of pixels to increase the width of the
             * selected point.
             *
             * @sample {highcharts} maps/plotoptions/heatmap-marker-states-hover-widthplus
             *         20px greater width and height on hover
             *
             * @type      {number|undefined}
             * @default   undefined
             * @product   highcharts highmaps
             * @apioption plotOptions.heatmap.marker.states.select.widthPlus
             */
            /**
             * The number of pixels to increase the height of the
             * selected point.
             *
             * @sample {highcharts} maps/plotoptions/heatmap-marker-states-hover-widthplus
             *         20px greater width and height on hover
             *
             * @type      {number|undefined}
             * @default   undefined
             * @product   highcharts highmaps
             * @apioption plotOptions.heatmap.marker.states.select.heightPlus
             */
            }
        }
    },
    clip: true,
    /** @ignore-option */
    pointRange: null, // Dynamically set to colsize by default
    tooltip: {
        pointFormat: '{point.x}, {point.y}: {point.value}<br/>'
    },
    states: {
        hover: {
            /** @ignore-option */
            halo: false, // #3406, halo is disabled on heatmaps by default
            /**
             * How much to brighten the point on interaction.
             *
             * In styled mode, the hover brightening is by default replaced
             * with a fill-opacity set in the `.highcharts-point:hover`
             * rule.
             */
            brightness: 0.2
        }
    },
    legendSymbol: 'rectangle'
};
/**
 * A `heatmap` series. If the [type](#series.heatmap.type) option is
 * not specified, it is inherited from [chart.type](#chart.type).
 *
 * @productdesc {highcharts}
 * Requires `modules/heatmap`.
 *
 * @extends   series,plotOptions.heatmap
 * @excluding cropThreshold, dataParser, dataURL, dragDrop ,pointRange, stack,
 * @product   highcharts highmaps
 * @apioption series.heatmap
 */
/**
 * An array of data points for the series. For the `heatmap` series
 * type, points can be given in the following ways:
 *
 * 1.  An array of arrays with 3 or 2 values. In this case, the values
 * correspond to `x,y,value`. If the first value is a string, it is
 * applied as the name of the point, and the `x` value is inferred.
 * The `x` value can also be omitted, in which case the inner arrays
 * should be of length 2\. Then the `x` value is automatically calculated,
 * either starting at 0 and incremented by 1, or from `pointStart`
 * and `pointInterval` given in the series options.
 *
 *  ```js
 *     data: [
 *         [0, 9, 7],
 *         [1, 10, 4],
 *         [2, 6, 3]
 *     ]
 *  ```
 *
 * 2.  An array of objects with named values. The following snippet shows only a
 * few settings, see the complete options set below. If the total number of data
 * points exceeds the series' [turboThreshold](#series.heatmap.turboThreshold),
 * this option is not available.
 *
 *  ```js
 *     data: [{
 *         x: 1,
 *         y: 3,
 *         value: 10,
 *         name: "Point2",
 *         color: "#00FF00"
 *     }, {
 *         x: 1,
 *         y: 7,
 *         value: 10,
 *         name: "Point1",
 *         color: "#FF00FF"
 *     }]
 *  ```
 *
 * @sample {highcharts} highcharts/chart/reflow-true/
 *         Numerical values
 * @sample {highcharts} highcharts/series/data-array-of-arrays/
 *         Arrays of numeric x and y
 * @sample {highcharts} highcharts/series/data-array-of-arrays-datetime/
 *         Arrays of datetime x and y
 * @sample {highcharts} highcharts/series/data-array-of-name-value/
 *         Arrays of point.name and y
 * @sample {highcharts} highcharts/series/data-array-of-objects/
 *         Config objects
 *
 * @type      {Array<Array<number>|*>}
 * @extends   series.line.data
 * @product   highcharts highmaps
 * @apioption series.heatmap.data
 */
/**
 * The color of the point. In heat maps the point color is rarely set
 * explicitly, as we use the color to denote the `value`. Options for
 * this are set in the [colorAxis](#colorAxis) configuration.
 *
 * @type      {Highcharts.ColorType}
 * @product   highcharts highmaps
 * @apioption series.heatmap.data.color
 */
/**
 * The value of the point, resulting in a color controlled by options
 * as set in the [colorAxis](#colorAxis) configuration.
 *
 * @type      {number}
 * @product   highcharts highmaps
 * @apioption series.heatmap.data.value
 */
/**
 * The x value of the point. For datetime axes,
 * the X value is the timestamp in milliseconds since 1970.
 *
 * @type      {number}
 * @product   highcharts highmaps
 * @apioption series.heatmap.data.x
 */
/**
 * The y value of the point.
 *
 * @type      {number}
 * @product   highcharts highmaps
 * @apioption series.heatmap.data.y
 */
/**
 * Point padding for a single point.
 *
 * @sample maps/plotoptions/tilemap-pointpadding
 *         Point padding on tiles
 *
 * @type      {number}
 * @product   highcharts highmaps
 * @apioption series.heatmap.data.pointPadding
 */
/**
 * @excluding radius, enabledThreshold
 * @product   highcharts highmaps
 * @since     8.1
 * @apioption series.heatmap.data.marker
 */
/**
 * @excluding radius, enabledThreshold
 * @product   highcharts highmaps
 * @since     8.1
 * @apioption series.heatmap.marker
 */
/**
 * @excluding radius, radiusPlus
 * @product   highcharts highmaps
 * @apioption series.heatmap.marker.states.hover
 */
/**
 * @excluding radius
 * @product   highcharts highmaps
 * @apioption series.heatmap.marker.states.select
 */
/**
 * @excluding radius, radiusPlus
 * @product   highcharts highmaps
 * @apioption series.heatmap.data.marker.states.hover
 */
/**
 * @excluding radius
 * @product   highcharts highmaps
 * @apioption series.heatmap.data.marker.states.select
 */
/**
* Set the marker's fixed width on hover state.
*
* @sample {highcharts} maps/plotoptions/heatmap-marker-states-hover-linewidthplus
*         5 pixels wider lineWidth on hover
*
* @type      {number|undefined}
* @default   0
* @product   highcharts highmaps
* @apioption series.heatmap.marker.states.hover.lineWidthPlus
*/
/**
* Set the marker's fixed width on hover state.
*
* @sample {highcharts} maps/plotoptions/heatmap-marker-states-hover-width
*         70px fixed marker's width and height on hover
*
* @type      {number|undefined}
* @default   undefined
* @product   highcharts highmaps
* @apioption series.heatmap.marker.states.hover.width
*/
/**
 * Set the marker's fixed height on hover state.
 *
 * @sample {highcharts} maps/plotoptions/heatmap-marker-states-hover-width
 *         70px fixed marker's width and height on hover
 *
 * @type      {number|undefined}
 * @default   undefined
 * @product   highcharts highmaps
 * @apioption series.heatmap.marker.states.hover.height
 */
/**
* The number of pixels to increase the width of the
* hovered point.
*
* @sample {highcharts} maps/plotoptions/heatmap-marker-states-hover-widthplus
*         One day
*
* @type      {number|undefined}
* @default   undefined
* @product   highcharts highmaps
* @apioption series.heatmap.marker.states.hover.widthPlus
*/
/**
 * The number of pixels to increase the height of the
 * hovered point.
 *
 * @sample {highcharts} maps/plotoptions/heatmap-marker-states-hover-widthplus
 *         One day
 *
 * @type      {number|undefined}
 * @default   undefined
 * @product   highcharts highmaps
 * @apioption series.heatmap.marker.states.hover.heightPlus
 */
/**
 * The number of pixels to increase the width of the
 * hovered point.
 *
 * @sample {highcharts} maps/plotoptions/heatmap-marker-states-hover-widthplus
 *         One day
 *
 * @type      {number|undefined}
 * @default   undefined
 * @product   highcharts highmaps
 * @apioption series.heatmap.marker.states.select.widthPlus
 */
/**
 * The number of pixels to increase the height of the
 * hovered point.
 *
 * @sample {highcharts} maps/plotoptions/heatmap-marker-states-hover-widthplus
 *         One day
 *
 * @type      {number|undefined}
 * @default   undefined
 * @product   highcharts highmaps
 * @apioption series.heatmap.marker.states.select.heightPlus
 */
/**
* Set the marker's fixed width on hover state.
*
* @sample {highcharts} maps/plotoptions/heatmap-marker-states-hover-linewidthplus
*         5 pixels wider lineWidth on hover
*
* @type      {number|undefined}
* @default   0
* @product   highcharts highmaps
* @apioption series.heatmap.data.marker.states.hover.lineWidthPlus
*/
/**
 * Set the marker's fixed width on hover state.
 *
 * @sample {highcharts} maps/plotoptions/heatmap-marker-states-hover-width
 *         70px fixed marker's width and height on hover
 *
 * @type      {number|undefined}
 * @default   undefined
 * @product   highcharts highmaps
 * @apioption series.heatmap.data.marker.states.hover.width
 */
/**
 * Set the marker's fixed height on hover state.
 *
 * @sample {highcharts} maps/plotoptions/heatmap-marker-states-hover-width
 *         70px fixed marker's width and height on hover
 *
 * @type      {number|undefined}
 * @default   undefined
 * @product   highcharts highmaps
 * @apioption series.heatmap.data.marker.states.hover.height
 */
/**
 * The number of pixels to increase the width of the
 * hovered point.
 *
 * @sample {highcharts} maps/plotoptions/heatmap-marker-states-hover-widthplus
 *         One day
 *
 * @type      {number|undefined}
 * @default   undefined
 * @product   highcharts highstock
 * @apioption series.heatmap.data.marker.states.hover.widthPlus
 */
/**
 * The number of pixels to increase the height of the
 * hovered point.
 *
 * @sample {highcharts} maps/plotoptions/heatmap-marker-states-hover-widthplus
 *         One day
 *
 * @type      {number|undefined}
 * @default   undefined
 * @product   highcharts highstock
 * @apioption series.heatmap.data.marker.states.hover.heightPlus
 */
/**
* Set the marker's fixed width on select state.
*
* @sample {highcharts} maps/plotoptions/heatmap-marker-states-hover-width
*         70px fixed marker's width and height on hover
*
* @type      {number|undefined}
* @default   undefined
* @product   highcharts highmaps
* @apioption series.heatmap.data.marker.states.select.width
*/
/**
 * Set the marker's fixed height on select state.
 *
 * @sample {highcharts} maps/plotoptions/heatmap-marker-states-hover-width
 *         70px fixed marker's width and height on hover
 *
 * @type      {number|undefined}
 * @default   undefined
 * @product   highcharts highmaps
 * @apioption series.heatmap.data.marker.states.select.height
 */
/**
 * The number of pixels to increase the width of the
 * hovered point.
 *
 * @sample {highcharts} maps/plotoptions/heatmap-marker-states-hover-widthplus
 *         One day
 *
 * @type      {number|undefined}
 * @default   undefined
 * @product   highcharts highstock
 * @apioption series.heatmap.data.marker.states.select.widthPlus
 */
/**
 * The number of pixels to increase the height of the
 * hovered point.
 *
 * @sample {highcharts} maps/plotoptions/heatmap-marker-states-hover-widthplus
 *         One day
 *
 * @type      {number|undefined}
 * @default   undefined
 * @product   highcharts highstock
 * @apioption series.heatmap.data.marker.states.select.heightPlus
 */
''; // Keeps doclets above separate
/* *
 *
 *  Default Export
 *
 * */
/* harmony default export */ const Heatmap_HeatmapSeriesDefaults = (HeatmapSeriesDefaults);

;// external ["../highcharts.src.js","default","SVGRenderer"]
const external_highcharts_src_js_default_SVGRenderer_namespaceObject = __WEBPACK_EXTERNAL_MODULE__highcharts_src_js_8202131d__["default"].SVGRenderer;
var external_highcharts_src_js_default_SVGRenderer_default = /*#__PURE__*/__webpack_require__.n(external_highcharts_src_js_default_SVGRenderer_namespaceObject);
;// ./code/es-modules/Series/InterpolationUtilities.js
/* *
 *
 *  (c) 2010-2026 Highsoft AS
 *  Author: Hubert Kozik
 *
 *  A commercial license may be required depending on use.
 *  See www.highcharts.com/license
 *
 *
 * */



const { doc: InterpolationUtilities_doc } = (external_highcharts_src_js_default_default());
/* *
 *
 *  Functions
 *
 * */
/**
 * Find color of point based on color axis.
 *
 * @function Highcharts.colorFromPoint
 *
 * @param {number | null} value
 *        Value to find corresponding color on the color axis.
 *
 * @param {Highcharts.Point} point
 *        Point to find it's color from color axis.
 *
 * @return {number[]}
 *        Color in RGBa array.
 */
function colorFromPoint(value, point) {
    const colorAxis = point.series.colorAxis;
    if (colorAxis) {
        const rgba = (colorAxis.toColor(value || 0, point)
            .split(')')[0]
            .split('(')[1]
            .split(',')
            .map((s) => pick(parseFloat(s), parseInt(s, 10))));
        rgba[3] = pick(rgba[3], 1.0) * 255;
        if (!defined(value) || !point.visible) {
            rgba[3] = 0;
        }
        return rgba;
    }
    return [0, 0, 0, 0];
}
/**
 * Method responsible for creating a canvas for interpolation image.
 * @private
 */
function getContext(series) {
    const { canvas, context } = series;
    // We can trust that the context is canvas when clearRect is present.
    if (canvas && context?.clearRect) {
        context.clearRect(0, 0, canvas.width, canvas.height);
    }
    else {
        series.canvas = InterpolationUtilities_doc.createElement('canvas');
        series.context = series.canvas.getContext('2d', {
            willReadFrequently: true
        }) || void 0;
        return series.context;
    }
    return context;
}
const InterpolationUtilities = {
    colorFromPoint,
    getContext
};
/* harmony default export */ const Series_InterpolationUtilities = (InterpolationUtilities);

;// ./code/es-modules/Series/Heatmap/HeatmapSeries.js
/* *
 *
 *  (c) 2010-2026 Highsoft AS
 *  Author: Torstein Hønsi
 *
 *  A commercial license may be required depending on use.
 *  See www.highcharts.com/license
 *
 *
 * */






const { series: Series, seriesTypes: { column: ColumnSeries, scatter: ScatterSeries } } = (external_highcharts_src_js_default_SeriesRegistry_default());

const { prototype: { symbols } } = (external_highcharts_src_js_default_SVGRenderer_default());


const { colorFromPoint: HeatmapSeries_colorFromPoint, getContext: HeatmapSeries_getContext } = Series_InterpolationUtilities;
/* *
 *
 *  Class
 *
 * */
/**
 * @private
 * @class
 * @name Highcharts.seriesTypes.heatmap
 *
 * @augments Highcharts.Series
 */
class HeatmapSeries extends ScatterSeries {
    constructor() {
        /* *
         *
         *  Static Properties
         *
         * */
        super(...arguments);
        this.valueMax = NaN;
        this.valueMin = NaN;
        this.isDirtyCanvas = true;
    }
    /* *
     *
     *  Functions
     *
     * */
    /**
     * @private
     */
    drawPoints() {
        const series = this, seriesOptions = series.options, interpolation = seriesOptions.interpolation, seriesMarkerOptions = seriesOptions.marker || {};
        if (interpolation) {
            const { image, chart, xAxis, yAxis } = series, { reversed: xRev = false, len: width } = xAxis, { reversed: yRev = false, len: height } = yAxis, dimensions = { width, height };
            if (!image || series.isDirtyData || series.isDirtyCanvas) {
                const ctx = HeatmapSeries_getContext(series), { canvas, options: { colsize = 1, rowsize = 1 }, points, points: { length } } = series, pointsLen = length - 1, colorAxis = (chart.colorAxis && chart.colorAxis[0]);
                if (canvas && ctx && colorAxis) {
                    const { min: xMin, max: xMax } = xAxis.getExtremes(), { min: yMin, max: yMax } = yAxis.getExtremes(), xDelta = xMax - xMin, yDelta = yMax - yMin, imgMultiple = 8.0, lastX = Math.round(imgMultiple * ((xDelta / colsize) / imgMultiple)), lastY = Math.round(imgMultiple * ((yDelta / rowsize) / imgMultiple)), [transformX, transformY] = [
                        [lastX, lastX / xDelta, xRev, 'ceil'],
                        [lastY, lastY / yDelta, !yRev, 'floor']
                    ].map(([last, scale, rev, rounding]) => (rev ?
                        (v) => (Math[rounding](last -
                            (scale * (v)))) :
                        (v) => (Math[rounding](scale * v)))), canvasWidth = canvas.width = lastX + 1, canvasHeight = canvas.height = lastY + 1, canvasArea = canvasWidth * canvasHeight, pixelToPointScale = pointsLen / canvasArea, pixelData = new Uint8ClampedArray(canvasArea * 4), pointInPixels = (x, y) => (Math.ceil((canvasWidth * transformY(y - yMin)) +
                        transformX(x - xMin)) * 4);
                    series.buildKDTree();
                    for (let i = 0; i < canvasArea; i++) {
                        const point = points[Math.ceil(pixelToPointScale * i)], { x, y } = point;
                        pixelData.set(HeatmapSeries_colorFromPoint(point.value, point), pointInPixels(x, y));
                    }
                    ctx.putImageData(new ImageData(pixelData, canvasWidth), 0, 0);
                    if (image) {
                        image.attr({
                            ...dimensions,
                            href: canvas.toDataURL('image/png', 1)
                        });
                    }
                    else {
                        series.directTouch = false;
                        series.image = chart.renderer.image(canvas.toDataURL('image/png', 1))
                            .attr(dimensions)
                            .add(series.group);
                    }
                }
                series.isDirtyCanvas = false;
            }
            else if (image.width !== width || image.height !== height) {
                image.attr(dimensions);
            }
        }
        else if (seriesMarkerOptions.enabled || series._hasPointMarkers) {
            Series.prototype.drawPoints.call(series);
            series.points.forEach((point) => {
                if (point.graphic) {
                    // In styled mode, use CSS, otherwise the fill used in
                    // the style sheet will take precedence over
                    // the fill attribute.
                    point.graphic[series.chart.styledMode ? 'css' : 'animate'](series.colorAttribs(point));
                    if (point.value === null) { // #15708
                        point.graphic.addClass('highcharts-null-point');
                    }
                }
            });
        }
    }
    /**
     * @private
     */
    getExtremes() {
        // Get the extremes from the value data
        const { dataMin, dataMax } = Series.prototype.getExtremes
            .call(this, this.getColumn('value'));
        if (isNumber(dataMin)) {
            this.valueMin = dataMin;
        }
        if (isNumber(dataMax)) {
            this.valueMax = dataMax;
        }
        // Get the extremes from the y data
        return Series.prototype.getExtremes.call(this);
    }
    /**
     * Override to also allow null points, used when building the k-d-tree for
     * tooltips in boost mode.
     * @private
     */
    getValidPoints(points, insideOnly) {
        return Series.prototype.getValidPoints.call(this, points, insideOnly, true);
    }
    /**
     * Define hasData function for non-cartesian series. Returns true if the
     * series has points at all.
     * @private
     */
    hasData() {
        return !!this.dataTable.rowCount;
    }
    /**
     * Override the init method to add point ranges on both axes.
     * @private
     */
    init() {
        super.init.apply(this, arguments);
        const options = this.options;
        // #3758, prevent resetting in setData
        options.pointRange = pick(options.pointRange, options.colsize || 1);
        // General point range
        this.yAxis.axisPointRange = options.rowsize || 1;
        // Bind new symbol names
        symbols.ellipse = symbols.circle;
        // @todo
        //
        // Setting the border radius here is a workaround. It should be set in
        // the shapeArgs or returned from `markerAttribs`. However,
        // Series.drawPoints does not pick up markerAttribs to be passed over to
        // `renderer.symbol`. Also, image symbols are not positioned by their
        // top left corner like other symbols are. This should be refactored,
        // then we could save ourselves some tests for .hasImage etc. And the
        // evaluation of borderRadius would be moved to `markerAttribs`.
        if (options.marker && isNumber(options.borderRadius)) {
            options.marker.r = options.borderRadius;
        }
        const canvas = this.canvas = document.createElement('canvas');
        if (canvas) {
            this.context = canvas?.getContext('webgpu');
        }
    }
    /**
     * @private
     */
    markerAttribs(point, state) {
        const shapeArgs = point.shapeArgs || {};
        if (point.hasImage) {
            return {
                x: point.plotX,
                y: point.plotY
            };
        }
        // Setting width and height attributes on image does not affect on its
        // dimensions.
        if (state && state !== 'normal') {
            const pointMarkerOptions = point.options.marker || {}, seriesMarkerOptions = this.options.marker || {}, seriesStateOptions = (seriesMarkerOptions.states?.[state]) || {}, pointStateOptions = (pointMarkerOptions.states?.[state]) || {};
            // Set new width and height basing on state options.
            const width = (pointStateOptions.width ||
                seriesStateOptions.width ||
                shapeArgs.width ||
                0) + (pointStateOptions.widthPlus ||
                seriesStateOptions.widthPlus ||
                0);
            const height = (pointStateOptions.height ||
                seriesStateOptions.height ||
                shapeArgs.height ||
                0) + (pointStateOptions.heightPlus ||
                seriesStateOptions.heightPlus ||
                0);
            // Align marker by the new size.
            const x = (shapeArgs.x || 0) + ((shapeArgs.width || 0) - width) / 2, y = (shapeArgs.y || 0) + ((shapeArgs.height || 0) - height) / 2;
            return { x, y, width, height };
        }
        return shapeArgs;
    }
    /**
     * @private
     */
    pointAttribs(point, state) {
        const series = this, attr = Series.prototype.pointAttribs.call(series, point, state), seriesOptions = series.options || {}, plotOptions = series.chart.options.plotOptions || {}, seriesPlotOptions = plotOptions.series || {}, heatmapPlotOptions = plotOptions.heatmap || {}, 
        // Get old properties in order to keep backward compatibility
        borderColor = point?.options.borderColor ||
            seriesOptions.borderColor ||
            heatmapPlotOptions.borderColor ||
            seriesPlotOptions.borderColor, borderWidth = point?.options.borderWidth ||
            seriesOptions.borderWidth ||
            heatmapPlotOptions.borderWidth ||
            seriesPlotOptions.borderWidth ||
            attr['stroke-width'];
        // Apply lineColor, or set it to default series color.
        attr.stroke = (point?.marker?.lineColor ||
            seriesOptions.marker?.lineColor ||
            borderColor ||
            this.color);
        // Apply old borderWidth property if exists.
        attr['stroke-width'] = borderWidth;
        if (state && state !== 'normal') {
            const stateOptions = merge(seriesOptions.states?.[state], seriesOptions.marker?.states?.[state], point?.options.marker?.states?.[state] || {});
            attr.fill =
                stateOptions.color ||
                    external_highcharts_src_js_default_Color_default().parse(attr.fill).brighten(stateOptions.brightness || 0).get();
            attr.stroke = (stateOptions.lineColor || attr.stroke); // #17896
        }
        return attr;
    }
    /**
     * @private
     */
    translate() {
        const series = this, options = series.options, { borderRadius, marker } = options, symbol = marker?.symbol || 'rect', shape = symbols[symbol] ? symbol : 'rect', hasRegularShape = ['circle', 'square'].indexOf(shape) !== -1;
        series.generatePoints();
        for (const point of series.points) {
            const cellAttr = point.getCellAttributes();
            let x = Math.min(cellAttr.x1, cellAttr.x2), y = Math.min(cellAttr.y1, cellAttr.y2), width = Math.max(Math.abs(cellAttr.x2 - cellAttr.x1), 0), height = Math.max(Math.abs(cellAttr.y2 - cellAttr.y1), 0);
            point.hasImage = (point.marker?.symbol || symbol || '').indexOf('url') === 0;
            // If marker shape is regular (square), find the shorter cell's
            // side.
            if (hasRegularShape) {
                const sizeDiff = Math.abs(width - height);
                x = Math.min(cellAttr.x1, cellAttr.x2) +
                    (width < height ? 0 : sizeDiff / 2);
                y = Math.min(cellAttr.y1, cellAttr.y2) +
                    (width < height ? sizeDiff / 2 : 0);
                width = height = Math.min(width, height);
            }
            if (point.hasImage) {
                point.marker = { width, height };
            }
            point.plotX = point.clientX = (cellAttr.x1 + cellAttr.x2) / 2;
            point.plotY = (cellAttr.y1 + cellAttr.y2) / 2;
            point.shapeType = 'path';
            point.shapeArgs = merge(true, { x, y, width, height }, {
                d: symbols[shape](x, y, width, height, { r: isNumber(borderRadius) ? borderRadius : 0 })
            });
        }
        fireEvent(series, 'afterTranslate');
    }
}
HeatmapSeries.defaultOptions = merge(ScatterSeries.defaultOptions, Heatmap_HeatmapSeriesDefaults);
addEvent(HeatmapSeries, 'afterDataClassLegendClick', function () {
    this.isDirtyCanvas = true;
    this.drawPoints();
    if (this.options.enableMouseTracking) {
        this.drawTracker(); // #23162, set tracker again after points redraw
    }
});
extend(HeatmapSeries.prototype, {
    axisTypes: Series_ColorMapComposition.seriesMembers.axisTypes,
    colorKey: Series_ColorMapComposition.seriesMembers.colorKey,
    directTouch: true,
    getExtremesFromAll: true,
    keysAffectYAxis: ['y'],
    parallelArrays: Series_ColorMapComposition.seriesMembers.parallelArrays,
    pointArrayMap: ['y', 'value'],
    pointClass: Heatmap_HeatmapPoint,
    specialGroup: 'group',
    trackerGroups: Series_ColorMapComposition.seriesMembers.trackerGroups,
    /**
     * @private
     */
    alignDataLabel: ColumnSeries.prototype.alignDataLabel,
    colorAttribs: Series_ColorMapComposition.seriesMembers.colorAttribs,
    getSymbol: Series.prototype.getSymbol
});
Series_ColorMapComposition.compose(HeatmapSeries);
external_highcharts_src_js_default_SeriesRegistry_default().registerSeriesType('heatmap', HeatmapSeries);
/* *
 *
 *  Default Export
 *
 * */
/* harmony default export */ const Heatmap_HeatmapSeries = ((/* unused pure expression or super */ null && (HeatmapSeries)));
/* *
 *
 *  API Declarations
 *
 * */
/**
 * Heatmap series only. Padding between the points in the heatmap.
 * @name Highcharts.Point#pointPadding
 * @type {number|undefined}
 */
/**
 * Heatmap series only. The value of the point, resulting in a color
 * controlled by options as set in the colorAxis configuration.
 * @name Highcharts.Point#value
 * @type {number|null|undefined}
 */
/* *
 * @interface Highcharts.PointOptionsObject in parts/Point.ts
 */ /**
* Heatmap series only. Point padding for a single point.
* @name Highcharts.PointOptionsObject#pointPadding
* @type {number|undefined}
*/ /**
* Heatmap series only. The value of the point, resulting in a color controlled
* by options as set in the colorAxis configuration.
* @name Highcharts.PointOptionsObject#value
* @type {number|null|undefined}
*/
''; // Detach doclets above

;// ./code/es-modules/masters/modules/heatmap.src.js





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

export { heatmap_src as default };
