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Current File : C:/xampp/htdocs/wizcare/admin/assets/code/modules/sonification.src.js
/**
 * @license Highcharts JS v8.2.2 (2020-10-22)
 *
 * Sonification module
 *
 * (c) 2012-2019 Øystein Moseng
 *
 * License: www.highcharts.com/license
 */
'use strict';
(function (factory) {
    if (typeof module === 'object' && module.exports) {
        factory['default'] = factory;
        module.exports = factory;
    } else if (typeof define === 'function' && define.amd) {
        define('highcharts/modules/sonification', ['highcharts'], function (Highcharts) {
            factory(Highcharts);
            factory.Highcharts = Highcharts;
            return factory;
        });
    } else {
        factory(typeof Highcharts !== 'undefined' ? Highcharts : undefined);
    }
}(function (Highcharts) {
    var _modules = Highcharts ? Highcharts._modules : {};
    function _registerModule(obj, path, args, fn) {
        if (!obj.hasOwnProperty(path)) {
            obj[path] = fn.apply(null, args);
        }
    }
    _registerModule(_modules, 'Extensions/Sonification/Instrument.js', [_modules['Core/Globals.js'], _modules['Core/Utilities.js']], function (H, U) {
        /* *
         *
         *  (c) 2009-2020 Øystein Moseng
         *
         *  Instrument class for sonification module.
         *
         *  License: www.highcharts.com/license
         *
         *  !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
         *
         * */
        var error = U.error,
            merge = U.merge,
            pick = U.pick,
            uniqueKey = U.uniqueKey;
        /**
         * A set of options for the Instrument class.
         *
         * @requires module:modules/sonification
         *
         * @interface Highcharts.InstrumentOptionsObject
         */ /**
        * The type of instrument. Currently only `oscillator` is supported. Defaults
        * to `oscillator`.
        * @name Highcharts.InstrumentOptionsObject#type
        * @type {string|undefined}
        */ /**
        * The unique ID of the instrument. Generated if not supplied.
        * @name Highcharts.InstrumentOptionsObject#id
        * @type {string|undefined}
        */ /**
        * The master volume multiplier to apply to the instrument, regardless of other
        * volume changes. Defaults to 1.
        * @name Highcharts.InstrumentPlayOptionsObject#masterVolume
        * @type {number|undefined}
        */ /**
        * When using functions to determine frequency or other parameters during
        * playback, this options specifies how often to call the callback functions.
        * Number given in milliseconds. Defaults to 20.
        * @name Highcharts.InstrumentOptionsObject#playCallbackInterval
        * @type {number|undefined}
        */ /**
        * A list of allowed frequencies for this instrument. If trying to play a
        * frequency not on this list, the closest frequency will be used. Set to `null`
        * to allow all frequencies to be used. Defaults to `null`.
        * @name Highcharts.InstrumentOptionsObject#allowedFrequencies
        * @type {Array<number>|undefined}
        */ /**
        * Options specific to oscillator instruments.
        * @name Highcharts.InstrumentOptionsObject#oscillator
        * @type {Highcharts.OscillatorOptionsObject|undefined}
        */
        /**
         * Options for playing an instrument.
         *
         * @requires module:modules/sonification
         *
         * @interface Highcharts.InstrumentPlayOptionsObject
         */ /**
        * The frequency of the note to play. Can be a fixed number, or a function. The
        * function receives one argument: the relative time of the note playing (0
        * being the start, and 1 being the end of the note). It should return the
        * frequency number for each point in time. The poll interval of this function
        * is specified by the Instrument.playCallbackInterval option.
        * @name Highcharts.InstrumentPlayOptionsObject#frequency
        * @type {number|Function}
        */ /**
        * The duration of the note in milliseconds.
        * @name Highcharts.InstrumentPlayOptionsObject#duration
        * @type {number}
        */ /**
        * The minimum frequency to allow. If the instrument has a set of allowed
        * frequencies, the closest frequency is used by default. Use this option to
        * stop too low frequencies from being used.
        * @name Highcharts.InstrumentPlayOptionsObject#minFrequency
        * @type {number|undefined}
        */ /**
        * The maximum frequency to allow. If the instrument has a set of allowed
        * frequencies, the closest frequency is used by default. Use this option to
        * stop too high frequencies from being used.
        * @name Highcharts.InstrumentPlayOptionsObject#maxFrequency
        * @type {number|undefined}
        */ /**
        * The volume of the instrument. Can be a fixed number between 0 and 1, or a
        * function. The function receives one argument: the relative time of the note
        * playing (0 being the start, and 1 being the end of the note). It should
        * return the volume for each point in time. The poll interval of this function
        * is specified by the Instrument.playCallbackInterval option. Defaults to 1.
        * @name Highcharts.InstrumentPlayOptionsObject#volume
        * @type {number|Function|undefined}
        */ /**
        * The panning of the instrument. Can be a fixed number between -1 and 1, or a
        * function. The function receives one argument: the relative time of the note
        * playing (0 being the start, and 1 being the end of the note). It should
        * return the panning value for each point in time. The poll interval of this
        * function is specified by the Instrument.playCallbackInterval option.
        * Defaults to 0.
        * @name Highcharts.InstrumentPlayOptionsObject#pan
        * @type {number|Function|undefined}
        */ /**
        * Callback function to be called when the play is completed.
        * @name Highcharts.InstrumentPlayOptionsObject#onEnd
        * @type {Function|undefined}
        */
        /**
         * @requires module:modules/sonification
         *
         * @interface Highcharts.OscillatorOptionsObject
         */ /**
        * The waveform shape to use for oscillator instruments. Defaults to `sine`.
        * @name Highcharts.OscillatorOptionsObject#waveformShape
        * @type {string|undefined}
        */
        // Default options for Instrument constructor
        var defaultOptions = {
                type: 'oscillator',
                playCallbackInterval: 20,
                masterVolume: 1,
                oscillator: {
                    waveformShape: 'sine'
                }
            };
        /* eslint-disable no-invalid-this, valid-jsdoc */
        /**
         * The Instrument class. Instrument objects represent an instrument capable of
         * playing a certain pitch for a specified duration.
         *
         * @sample highcharts/sonification/instrument/
         *         Using Instruments directly
         * @sample highcharts/sonification/instrument-advanced/
         *         Using callbacks for instrument parameters
         *
         * @requires module:modules/sonification
         *
         * @class
         * @name Highcharts.Instrument
         *
         * @param {Highcharts.InstrumentOptionsObject} options
         *        Options for the instrument instance.
         */
        function Instrument(options) {
            this.init(options);
        }
        Instrument.prototype.init = function (options) {
            if (!this.initAudioContext()) {
                error(29);
                return;
            }
            this.options = merge(defaultOptions, options);
            this.id = this.options.id = options && options.id || uniqueKey();
            this.masterVolume = this.options.masterVolume || 0;
            // Init the audio nodes
            var ctx = H.audioContext;
            // Note: Destination node can be overridden by setting
            // Highcharts.sonification.Instrument.prototype.destinationNode.
            // This allows for inserting an additional chain of nodes after
            // the default processing.
            var destination = this.destinationNode || ctx.destination;
            this.gainNode = ctx.createGain();
            this.setGain(0);
            this.panNode = ctx.createStereoPanner && ctx.createStereoPanner();
            if (this.panNode) {
                this.setPan(0);
                this.gainNode.connect(this.panNode);
                this.panNode.connect(destination);
            }
            else {
                this.gainNode.connect(destination);
            }
            // Oscillator initialization
            if (this.options.type === 'oscillator') {
                this.initOscillator(this.options.oscillator);
            }
            // Init timer list
            this.playCallbackTimers = [];
        };
        /**
         * Return a copy of an instrument. Only one instrument instance can play at a
         * time, so use this to get a new copy of the instrument that can play alongside
         * it. The new instrument copy will receive a new ID unless one is supplied in
         * options.
         *
         * @function Highcharts.Instrument#copy
         *
         * @param {Highcharts.InstrumentOptionsObject} [options]
         *        Options to merge in for the copy.
         *
         * @return {Highcharts.Instrument}
         *         A new Instrument instance with the same options.
         */
        Instrument.prototype.copy = function (options) {
            return new Instrument(merge(this.options, { id: null }, options));
        };
        /**
         * Init the audio context, if we do not have one.
         * @private
         * @return {boolean} True if successful, false if not.
         */
        Instrument.prototype.initAudioContext = function () {
            var Context = H.win.AudioContext || H.win.webkitAudioContext,
                hasOldContext = !!H.audioContext;
            if (Context) {
                H.audioContext = H.audioContext || new Context();
                if (!hasOldContext &&
                    H.audioContext &&
                    H.audioContext.state === 'running') {
                    H.audioContext.suspend(); // Pause until we need it
                }
                return !!(H.audioContext &&
                    H.audioContext.createOscillator &&
                    H.audioContext.createGain);
            }
            return false;
        };
        /**
         * Init an oscillator instrument.
         * @private
         * @param {Highcharts.OscillatorOptionsObject} oscillatorOptions
         * The oscillator options passed to Highcharts.Instrument#init.
         * @return {void}
         */
        Instrument.prototype.initOscillator = function (options) {
            var ctx = H.audioContext;
            this.oscillator = ctx.createOscillator();
            this.oscillator.type = options.waveformShape;
            this.oscillator.connect(this.gainNode);
            this.oscillatorStarted = false;
        };
        /**
         * Set pan position.
         * @private
         * @param {number} panValue
         * The pan position to set for the instrument.
         * @return {void}
         */
        Instrument.prototype.setPan = function (panValue) {
            if (this.panNode) {
                this.panNode.pan.setValueAtTime(panValue, H.audioContext.currentTime);
            }
        };
        /**
         * Set gain level. A maximum of 1.2 is allowed before we emit a warning. The
         * actual volume is not set above this level regardless of input. This function
         * also handles the Instrument's master volume.
         * @private
         * @param {number} gainValue
         * The gain level to set for the instrument.
         * @param {number} [rampTime=0]
         * Gradually change the gain level, time given in milliseconds.
         * @return {void}
         */
        Instrument.prototype.setGain = function (gainValue, rampTime) {
            var gainNode = this.gainNode;
            var newVal = gainValue * this.masterVolume;
            if (gainNode) {
                if (newVal > 1.2) {
                    console.warn(// eslint-disable-line
                    'Highcharts sonification warning: ' +
                        'Volume of instrument set too high.');
                    newVal = 1.2;
                }
                if (rampTime) {
                    gainNode.gain.setValueAtTime(gainNode.gain.value, H.audioContext.currentTime);
                    gainNode.gain.linearRampToValueAtTime(newVal, H.audioContext.currentTime + rampTime / 1000);
                }
                else {
                    gainNode.gain.setValueAtTime(newVal, H.audioContext.currentTime);
                }
            }
        };
        /**
         * Cancel ongoing gain ramps.
         * @private
         * @return {void}
         */
        Instrument.prototype.cancelGainRamp = function () {
            if (this.gainNode) {
                this.gainNode.gain.cancelScheduledValues(0);
            }
        };
        /**
         * Set the master volume multiplier of the instrument after creation.
         * @param {number} volumeMultiplier
         * The gain level to set for the instrument.
         * @return {void}
         */
        Instrument.prototype.setMasterVolume = function (volumeMultiplier) {
            this.masterVolume = volumeMultiplier || 0;
        };
        /**
         * Get the closest valid frequency for this instrument.
         * @private
         * @param {number} frequency - The target frequency.
         * @param {number} [min] - Minimum frequency to return.
         * @param {number} [max] - Maximum frequency to return.
         * @return {number} The closest valid frequency to the input frequency.
         */
        Instrument.prototype.getValidFrequency = function (frequency, min, max) {
            var validFrequencies = this.options.allowedFrequencies,
                maximum = pick(max,
                Infinity),
                minimum = pick(min, -Infinity);
            return !validFrequencies || !validFrequencies.length ?
                // No valid frequencies for this instrument, return the target
                frequency :
                // Use the valid frequencies and return the closest match
                validFrequencies.reduce(function (acc, cur) {
                    // Find the closest allowed value
                    return Math.abs(cur - frequency) < Math.abs(acc - frequency) &&
                        cur < maximum && cur > minimum ?
                        cur : acc;
                }, Infinity);
        };
        /**
         * Clear existing play callback timers.
         * @private
         * @return {void}
         */
        Instrument.prototype.clearPlayCallbackTimers = function () {
            this.playCallbackTimers.forEach(function (timer) {
                clearInterval(timer);
            });
            this.playCallbackTimers = [];
        };
        /**
         * Set the current frequency being played by the instrument. The closest valid
         * frequency between the frequency limits is used.
         * @param {number} frequency
         * The frequency to set.
         * @param {Highcharts.Dictionary<number>} [frequencyLimits]
         * Object with maxFrequency and minFrequency
         * @return {void}
         */
        Instrument.prototype.setFrequency = function (frequency, frequencyLimits) {
            var limits = frequencyLimits || {},
                validFrequency = this.getValidFrequency(frequency,
                limits.min,
                limits.max);
            if (this.options.type === 'oscillator') {
                this.oscillatorPlay(validFrequency);
            }
        };
        /**
         * Play oscillator instrument.
         * @private
         * @param {number} frequency - The frequency to play.
         */
        Instrument.prototype.oscillatorPlay = function (frequency) {
            if (!this.oscillatorStarted) {
                this.oscillator.start();
                this.oscillatorStarted = true;
            }
            this.oscillator.frequency.setValueAtTime(frequency, H.audioContext.currentTime);
        };
        /**
         * Prepare instrument before playing. Resumes the audio context and starts the
         * oscillator.
         * @private
         */
        Instrument.prototype.preparePlay = function () {
            this.setGain(0.001);
            if (H.audioContext.state === 'suspended') {
                H.audioContext.resume();
            }
            if (this.oscillator && !this.oscillatorStarted) {
                this.oscillator.start();
                this.oscillatorStarted = true;
            }
        };
        /**
         * Play the instrument according to options.
         *
         * @sample highcharts/sonification/instrument/
         *         Using Instruments directly
         * @sample highcharts/sonification/instrument-advanced/
         *         Using callbacks for instrument parameters
         *
         * @function Highcharts.Instrument#play
         *
         * @param {Highcharts.InstrumentPlayOptionsObject} options
         *        Options for the playback of the instrument.
         *
         * @return {void}
         */
        Instrument.prototype.play = function (options) {
            var instrument = this,
                duration = options.duration || 0, 
                // Set a value, or if it is a function, set it continously as a timer.
                // Pass in the value/function to set, the setter function, and any
                // additional data to pass through to the setter function.
                setOrStartTimer = function (value,
                setter,
                setterData) {
                    var target = options.duration,
                currentDurationIx = 0,
                callbackInterval = instrument.options.playCallbackInterval;
                if (typeof value === 'function') {
                    var timer = setInterval(function () {
                            currentDurationIx++;
                        var curTime = (currentDurationIx * callbackInterval / target);
                        if (curTime >= 1) {
                            instrument[setter](value(1), setterData);
                            clearInterval(timer);
                        }
                        else {
                            instrument[setter](value(curTime), setterData);
                        }
                    }, callbackInterval);
                    instrument.playCallbackTimers.push(timer);
                }
                else {
                    instrument[setter](value, setterData);
                }
            };
            if (!instrument.id) {
                // No audio support - do nothing
                return;
            }
            // If the AudioContext is suspended we have to resume it before playing
            if (H.audioContext.state === 'suspended' ||
                this.oscillator && !this.oscillatorStarted) {
                instrument.preparePlay();
                // Try again in 10ms
                setTimeout(function () {
                    instrument.play(options);
                }, 10);
                return;
            }
            // Clear any existing play timers
            if (instrument.playCallbackTimers.length) {
                instrument.clearPlayCallbackTimers();
            }
            // Clear any gain ramps
            instrument.cancelGainRamp();
            // Clear stop oscillator timer
            if (instrument.stopOscillatorTimeout) {
                clearTimeout(instrument.stopOscillatorTimeout);
                delete instrument.stopOscillatorTimeout;
            }
            // If a note is playing right now, clear the stop timeout, and call the
            // callback.
            if (instrument.stopTimeout) {
                clearTimeout(instrument.stopTimeout);
                delete instrument.stopTimeout;
                if (instrument.stopCallback) {
                    // We have a callback for the play we are interrupting. We do not
                    // allow this callback to start a new play, because that leads to
                    // chaos. We pass in 'cancelled' to indicate that this note did not
                    // finish, but still stopped.
                    instrument._play = instrument.play;
                    instrument.play = function () { };
                    instrument.stopCallback('cancelled');
                    instrument.play = instrument._play;
                }
            }
            // Stop the note without fadeOut if the duration is too short to hear the
            // note otherwise.
            var immediate = duration < H.sonification.fadeOutDuration + 20;
            // Stop the instrument after the duration of the note
            instrument.stopCallback = options.onEnd;
            var onStop = function () {
                    delete instrument.stopTimeout;
                instrument.stop(immediate);
            };
            if (duration) {
                instrument.stopTimeout = setTimeout(onStop, immediate ? duration :
                    duration - H.sonification.fadeOutDuration);
                // Play the note
                setOrStartTimer(options.frequency, 'setFrequency', {
                    minFrequency: options.minFrequency,
                    maxFrequency: options.maxFrequency
                });
                // Set the volume and panning
                setOrStartTimer(pick(options.volume, 1), 'setGain', 4); // Slight ramp
                setOrStartTimer(pick(options.pan, 0), 'setPan');
            }
            else {
                // No note duration, so just stop immediately
                onStop();
            }
        };
        /**
         * Mute an instrument that is playing. If the instrument is not currently
         * playing, this function does nothing.
         *
         * @function Highcharts.Instrument#mute
         */
        Instrument.prototype.mute = function () {
            this.setGain(0.0001, H.sonification.fadeOutDuration * 0.8);
        };
        /**
         * Stop the instrument playing.
         *
         * @function Highcharts.Instrument#stop
         *
         * @param {boolean} immediately
         *        Whether to do the stop immediately or fade out.
         *
         * @param {Function} [onStopped]
         *        Callback function to be called when the stop is completed.
         *
         * @param {*} [callbackData]
         *        Data to send to the onEnd callback functions.
         *
         * @return {void}
         */
        Instrument.prototype.stop = function (immediately, onStopped, callbackData) {
            var instr = this,
                reset = function () {
                    // Remove timeout reference
                    if (instr.stopOscillatorTimeout) {
                        delete instr.stopOscillatorTimeout;
                }
                // The oscillator may have stopped in the meantime here, so allow
                // this function to fail if so.
                try {
                    instr.oscillator.stop();
                }
                catch (e) {
                    // silent error
                }
                instr.oscillator.disconnect(instr.gainNode);
                // We need a new oscillator in order to restart it
                instr.initOscillator(instr.options.oscillator);
                // Done stopping, call the callback from the stop
                if (onStopped) {
                    onStopped(callbackData);
                }
                // Call the callback for the play we finished
                if (instr.stopCallback) {
                    instr.stopCallback(callbackData);
                }
            };
            // Clear any existing timers
            if (instr.playCallbackTimers.length) {
                instr.clearPlayCallbackTimers();
            }
            if (instr.stopTimeout) {
                clearTimeout(instr.stopTimeout);
            }
            if (immediately) {
                instr.setGain(0);
                reset();
            }
            else {
                instr.mute();
                // Stop the oscillator after the mute fade-out has finished
                instr.stopOscillatorTimeout =
                    setTimeout(reset, H.sonification.fadeOutDuration + 100);
            }
        };

        return Instrument;
    });
    _registerModule(_modules, 'Extensions/Sonification/MusicalFrequencies.js', [], function () {
        /* *
         *
         *  (c) 2009-2020 Øystein Moseng
         *
         *  List of musical frequencies from C0 to C8.
         *
         *  License: www.highcharts.com/license
         *
         *  !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
         *
         * */
        var frequencies = [
                16.351597831287414,
                17.323914436054505,
                18.354047994837977,
                19.445436482630058,
                20.601722307054366,
                21.826764464562746,
                23.12465141947715,
                24.499714748859326,
                25.956543598746574,
                27.5,
                29.13523509488062,
                30.86770632850775,
                32.70319566257483,
                34.64782887210901,
                36.70809598967594,
                38.890872965260115,
                41.20344461410875,
                43.653528929125486,
                46.2493028389543,
                48.999429497718666,
                51.91308719749314,
                55,
                58.27047018976124,
                61.7354126570155,
                65.40639132514966,
                69.29565774421802,
                73.41619197935188,
                77.78174593052023,
                82.4068892282175,
                87.30705785825097,
                92.4986056779086,
                97.99885899543733,
                103.82617439498628,
                110,
                116.54094037952248,
                123.47082531403103,
                130.8127826502993,
                138.59131548843604,
                146.8323839587038,
                155.56349186104046,
                164.81377845643496,
                174.61411571650194,
                184.9972113558172,
                195.99771799087463,
                207.65234878997256,
                220,
                233.08188075904496,
                246.94165062806206,
                261.6255653005986,
                277.1826309768721,
                293.6647679174076,
                311.1269837220809,
                329.6275569128699,
                349.2282314330039,
                369.9944227116344,
                391.99543598174927,
                415.3046975799451,
                440,
                466.1637615180899,
                493.8833012561241,
                523.2511306011972,
                554.3652619537442,
                587.3295358348151,
                622.2539674441618,
                659.2551138257398,
                698.4564628660078,
                739.9888454232688,
                783.9908719634985,
                830.6093951598903,
                880,
                932.3275230361799,
                987.7666025122483,
                1046.5022612023945,
                1108.7305239074883,
                1174.6590716696303,
                1244.5079348883237,
                1318.5102276514797,
                1396.9129257320155,
                1479.9776908465376,
                1567.981743926997,
                1661.2187903197805,
                1760,
                1864.6550460723597,
                1975.533205024496,
                2093.004522404789,
                2217.4610478149766,
                2349.31814333926,
                2489.0158697766474,
                2637.02045530296,
                2793.825851464031,
                2959.955381693075,
                3135.9634878539946,
                3322.437580639561,
                3520,
                3729.3100921447194,
                3951.066410048992,
                4186.009044809578 // C8
            ];

        return frequencies;
    });
    _registerModule(_modules, 'Extensions/Sonification/Utilities.js', [_modules['Extensions/Sonification/MusicalFrequencies.js'], _modules['Core/Utilities.js']], function (musicalFrequencies, U) {
        /* *
         *
         *  (c) 2009-2020 Øystein Moseng
         *
         *  Utility functions for sonification.
         *
         *  License: www.highcharts.com/license
         *
         *  !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
         *
         * */
        var clamp = U.clamp;
        /* eslint-disable no-invalid-this, valid-jsdoc */
        /**
         * The SignalHandler class. Stores signal callbacks (event handlers), and
         * provides an interface to register them, and emit signals. The word "event" is
         * not used to avoid confusion with TimelineEvents.
         *
         * @requires module:modules/sonification
         *
         * @private
         * @class
         * @name Highcharts.SignalHandler
         *
         * @param {Array<string>} supportedSignals
         *        List of supported signal names.
         */
        function SignalHandler(supportedSignals) {
            this.init(supportedSignals || []);
        }
        SignalHandler.prototype.init = function (supportedSignals) {
            this.supportedSignals = supportedSignals;
            this.signals = {};
        };
        /**
         * Register a set of signal callbacks with this SignalHandler.
         * Multiple signal callbacks can be registered for the same signal.
         * @private
         * @param {Highcharts.Dictionary<(Function|undefined)>} signals
         * An object that contains a mapping from the signal name to the callbacks. Only
         * supported events are considered.
         * @return {void}
         */
        SignalHandler.prototype.registerSignalCallbacks = function (signals) {
            var signalHandler = this;
            signalHandler.supportedSignals.forEach(function (supportedSignal) {
                var signal = signals[supportedSignal];
                if (signal) {
                    (signalHandler.signals[supportedSignal] =
                        signalHandler.signals[supportedSignal] || []).push(signal);
                }
            });
        };
        /**
         * Clear signal callbacks, optionally by name.
         * @private
         * @param {Array<string>} [signalNames] - A list of signal names to clear. If
         * not supplied, all signal callbacks are removed.
         * @return {void}
         */
        SignalHandler.prototype.clearSignalCallbacks = function (signalNames) {
            var signalHandler = this;
            if (signalNames) {
                signalNames.forEach(function (signalName) {
                    if (signalHandler.signals[signalName]) {
                        delete signalHandler.signals[signalName];
                    }
                });
            }
            else {
                signalHandler.signals = {};
            }
        };
        /**
         * Emit a signal. Does nothing if the signal does not exist, or has no
         * registered callbacks.
         * @private
         * @param {string} signalNames
         * Name of signal to emit.
         * @param {*} [data]
         * Data to pass to the callback.
         * @return {*}
         */
        SignalHandler.prototype.emitSignal = function (signalName, data) {
            var retval;
            if (this.signals[signalName]) {
                this.signals[signalName].forEach(function (handler) {
                    var result = handler(data);
                    retval = typeof result !== 'undefined' ? result : retval;
                });
            }
            return retval;
        };
        var utilities = {
                // List of musical frequencies from C0 to C8
                musicalFrequencies: musicalFrequencies,
                // SignalHandler class
                SignalHandler: SignalHandler,
                /**
                 * Get a musical scale by specifying the semitones from 1-12 to include.
                 *  1: C, 2: C#, 3: D, 4: D#, 5: E, 6: F,
                 *  7: F#, 8: G, 9: G#, 10: A, 11: Bb, 12: B
                 * @private
                 * @param {Array<number>} semitones
                 * Array of semitones from 1-12 to include in the scale. Duplicate entries
                 * are ignored.
                 * @return {Array<number>}
                 * Array of frequencies from C0 to C8 that are included in this scale.
                 */
                getMusicalScale: function (semitones) {
                    return musicalFrequencies.filter(function (freq,
            i) {
                        var interval = i % 12 + 1;
                    return semitones.some(function (allowedInterval) {
                        return allowedInterval === interval;
                    });
                });
            },
            /**
             * Calculate the extreme values in a chart for a data prop.
             * @private
             * @param {Highcharts.Chart} chart - The chart
             * @param {string} prop - The data prop to find extremes for
             * @return {Highcharts.RangeObject} Object with min and max properties
             */
            calculateDataExtremes: function (chart, prop) {
                return chart.series.reduce(function (extremes, series) {
                    // We use cropped points rather than series.data here, to allow
                    // users to zoom in for better fidelity.
                    series.points.forEach(function (point) {
                        var val = typeof point[prop] !== 'undefined' ?
                                point[prop] : point.options[prop];
                        extremes.min = Math.min(extremes.min, val);
                        extremes.max = Math.max(extremes.max, val);
                    });
                    return extremes;
                }, {
                    min: Infinity,
                    max: -Infinity
                });
            },
            /**
             * Translate a value on a virtual axis. Creates a new, virtual, axis with a
             * min and max, and maps the relative value onto this axis.
             * @private
             * @param {number} value
             * The relative data value to translate.
             * @param {Highcharts.RangeObject} DataExtremesObject
             * The possible extremes for this value.
             * @param {object} limits
             * Limits for the virtual axis.
             * @param {boolean} [invert]
             * Invert the virtual axis.
             * @return {number}
             * The value mapped to the virtual axis.
             */
            virtualAxisTranslate: function (value, dataExtremes, limits, invert) {
                var lenValueAxis = dataExtremes.max - dataExtremes.min,
                    lenVirtualAxis = Math.abs(limits.max - limits.min),
                    valueDelta = invert ?
                        dataExtremes.max - value :
                        value - dataExtremes.min,
                    virtualValueDelta = lenVirtualAxis * valueDelta / lenValueAxis,
                    virtualAxisValue = limits.min + virtualValueDelta;
                return lenValueAxis > 0 ?
                    clamp(virtualAxisValue, limits.min, limits.max) :
                    limits.min;
            }
        };

        return utilities;
    });
    _registerModule(_modules, 'Extensions/Sonification/InstrumentDefinitions.js', [_modules['Extensions/Sonification/Instrument.js'], _modules['Extensions/Sonification/Utilities.js']], function (Instrument, utilities) {
        /* *
         *
         *  (c) 2009-2020 Øystein Moseng
         *
         *  Instrument definitions for sonification module.
         *
         *  License: www.highcharts.com/license
         *
         *  !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
         *
         * */
        var instruments = {};
        ['sine', 'square', 'triangle', 'sawtooth'].forEach(function (waveform) {
            // Add basic instruments
            instruments[waveform] = new Instrument({
                oscillator: { waveformShape: waveform }
            });
            // Add musical instruments
            instruments[waveform + 'Musical'] = new Instrument({
                allowedFrequencies: utilities.musicalFrequencies,
                oscillator: { waveformShape: waveform }
            });
            // Add scaled instruments
            instruments[waveform + 'Major'] = new Instrument({
                allowedFrequencies: utilities.getMusicalScale([1, 3, 5, 6, 8, 10, 12]),
                oscillator: { waveformShape: waveform }
            });
        });

        return instruments;
    });
    _registerModule(_modules, 'Extensions/Sonification/Earcon.js', [_modules['Core/Globals.js'], _modules['Core/Utilities.js']], function (H, U) {
        /* *
         *
         *  (c) 2009-2020 Øystein Moseng
         *
         *  Earcons for the sonification module in Highcharts.
         *
         *  License: www.highcharts.com/license
         *
         *  !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
         *
         * */
        var error = U.error,
            merge = U.merge,
            pick = U.pick,
            uniqueKey = U.uniqueKey;
        /**
         * Define an Instrument and the options for playing it.
         *
         * @requires module:modules/sonification
         *
         * @interface Highcharts.EarconInstrument
         */ /**
        * An instrument instance or the name of the instrument in the
        * Highcharts.sonification.instruments map.
        * @name Highcharts.EarconInstrument#instrument
        * @type {string|Highcharts.Instrument}
        */ /**
        * The options to pass to Instrument.play.
        * @name Highcharts.EarconInstrument#playOptions
        * @type {Highcharts.InstrumentPlayOptionsObject}
        */
        /**
         * Options for an Earcon.
         *
         * @requires module:modules/sonification
         *
         * @interface Highcharts.EarconOptionsObject
         */ /**
        * The instruments and their options defining this earcon.
        * @name Highcharts.EarconOptionsObject#instruments
        * @type {Array<Highcharts.EarconInstrument>}
        */ /**
        * The unique ID of the Earcon. Generated if not supplied.
        * @name Highcharts.EarconOptionsObject#id
        * @type {string|undefined}
        */ /**
        * Global panning of all instruments. Overrides all panning on individual
        * instruments. Can be a number between -1 and 1.
        * @name Highcharts.EarconOptionsObject#pan
        * @type {number|undefined}
        */ /**
        * Master volume for all instruments. Volume settings on individual instruments
        * can still be used for relative volume between the instruments. This setting
        * does not affect volumes set by functions in individual instruments. Can be a
        * number between 0 and 1. Defaults to 1.
        * @name Highcharts.EarconOptionsObject#volume
        * @type {number|undefined}
        */ /**
        * Callback function to call when earcon has finished playing.
        * @name Highcharts.EarconOptionsObject#onEnd
        * @type {Function|undefined}
        */
        /* eslint-disable no-invalid-this, valid-jsdoc */
        /**
         * The Earcon class. Earcon objects represent a certain sound consisting of
         * one or more instruments playing a predefined sound.
         *
         * @sample highcharts/sonification/earcon/
         *         Using earcons directly
         *
         * @requires module:modules/sonification
         *
         * @class
         * @name Highcharts.Earcon
         *
         * @param {Highcharts.EarconOptionsObject} options
         *        Options for the Earcon instance.
         */
        function Earcon(options) {
            this.init(options || {});
        }
        Earcon.prototype.init = function (options) {
            this.options = options;
            if (!this.options.id) {
                this.options.id = this.id = uniqueKey();
            }
            this.instrumentsPlaying = {};
        };
        /**
         * Play the earcon, optionally overriding init options.
         *
         * @sample highcharts/sonification/earcon/
         *         Using earcons directly
         *
         * @function Highcharts.Earcon#sonify
         *
         * @param {Highcharts.EarconOptionsObject} options
         *        Override existing options.
         *
         * @return {void}
         */
        Earcon.prototype.sonify = function (options) {
            var playOptions = merge(this.options,
                options);
            // Find master volume/pan settings
            var masterVolume = pick(playOptions.volume, 1),
                masterPan = playOptions.pan,
                earcon = this,
                playOnEnd = options && options.onEnd,
                masterOnEnd = earcon.options.onEnd;
            // Go through the instruments and play them
            playOptions.instruments.forEach(function (opts) {
                var instrument = typeof opts.instrument === 'string' ?
                        H.sonification.instruments[opts.instrument] : opts.instrument,
                    instrumentOpts = merge(opts.playOptions),
                    instrOnEnd,
                    instrumentCopy,
                    copyId = '';
                if (instrument && instrument.play) {
                    if (opts.playOptions) {
                        instrumentOpts.pan = pick(masterPan, instrumentOpts.pan);
                        // Handle onEnd
                        instrOnEnd = instrumentOpts.onEnd;
                        instrumentOpts.onEnd = function () {
                            delete earcon.instrumentsPlaying[copyId];
                            if (instrOnEnd) {
                                instrOnEnd.apply(this, arguments);
                            }
                            if (!Object.keys(earcon.instrumentsPlaying).length) {
                                if (playOnEnd) {
                                    playOnEnd.apply(this, arguments);
                                }
                                if (masterOnEnd) {
                                    masterOnEnd.apply(this, arguments);
                                }
                            }
                        };
                        // Play the instrument. Use a copy so we can play multiple at
                        // the same time.
                        instrumentCopy = instrument.copy();
                        instrumentCopy.setMasterVolume(masterVolume);
                        copyId = instrumentCopy.id;
                        earcon.instrumentsPlaying[copyId] = instrumentCopy;
                        instrumentCopy.play(instrumentOpts);
                    }
                }
                else {
                    error(30);
                }
            });
        };
        /**
         * Cancel any current sonification of the Earcon. Calls onEnd functions.
         *
         * @function Highcharts.Earcon#cancelSonify
         *
         * @param {boolean} [fadeOut=false]
         *        Whether or not to fade out as we stop. If false, the earcon is
         *        cancelled synchronously.
         *
         * @return {void}
         */
        Earcon.prototype.cancelSonify = function (fadeOut) {
            var playing = this.instrumentsPlaying,
                instrIds = playing && Object.keys(playing);
            if (instrIds && instrIds.length) {
                instrIds.forEach(function (instr) {
                    playing[instr].stop(!fadeOut, null, 'cancelled');
                });
                this.instrumentsPlaying = {};
            }
        };

        return Earcon;
    });
    _registerModule(_modules, 'Extensions/Sonification/PointSonify.js', [_modules['Core/Globals.js'], _modules['Core/Utilities.js'], _modules['Extensions/Sonification/Utilities.js']], function (H, U, utilities) {
        /* *
         *
         *  (c) 2009-2020 Øystein Moseng
         *
         *  Code for sonifying single points.
         *
         *  License: www.highcharts.com/license
         *
         *  !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
         *
         * */
        var error = U.error,
            merge = U.merge,
            pick = U.pick;
        /**
         * Define the parameter mapping for an instrument.
         *
         * @requires module:modules/sonification
         *
         * @interface Highcharts.PointInstrumentMappingObject
         */ /**
        * Define the volume of the instrument. This can be a string with a data
        * property name, e.g. `'y'`, in which case this data property is used to define
        * the volume relative to the `y`-values of the other points. A higher `y` value
        * would then result in a higher volume. Alternatively, `'-y'` can be used,
        * which inverts the polarity, so that a higher `y` value results in a lower
        * volume. This option can also be a fixed number or a function. If it is a
        * function, this function is called in regular intervals while the note is
        * playing. It receives three arguments: The point, the dataExtremes, and the
        * current relative time - where 0 is the beginning of the note and 1 is the
        * end. The function should return the volume of the note as a number between
        * 0 and 1.
        * @name Highcharts.PointInstrumentMappingObject#volume
        * @type {string|number|Function}
        */ /**
        * Define the duration of the notes for this instrument. This can be a string
        * with a data property name, e.g. `'y'`, in which case this data property is
        * used to define the duration relative to the `y`-values of the other points. A
        * higher `y` value would then result in a longer duration. Alternatively,
        * `'-y'` can be used, in which case the polarity is inverted, and a higher
        * `y` value would result in a shorter duration. This option can also be a
        * fixed number or a function. If it is a function, this function is called
        * once before the note starts playing, and should return the duration in
        * milliseconds. It receives two arguments: The point, and the dataExtremes.
        * @name Highcharts.PointInstrumentMappingObject#duration
        * @type {string|number|Function}
        */ /**
        * Define the panning of the instrument. This can be a string with a data
        * property name, e.g. `'x'`, in which case this data property is used to define
        * the panning relative to the `x`-values of the other points. A higher `x`
        * value would then result in a higher panning value (panned further to the
        * right). Alternatively, `'-x'` can be used, in which case the polarity is
        * inverted, and a higher `x` value would result in a lower panning value
        * (panned further to the left). This option can also be a fixed number or a
        * function. If it is a function, this function is called in regular intervals
        * while the note is playing. It receives three arguments: The point, the
        * dataExtremes, and the current relative time - where 0 is the beginning of
        * the note and 1 is the end. The function should return the panning of the
        * note as a number between -1 and 1.
        * @name Highcharts.PointInstrumentMappingObject#pan
        * @type {string|number|Function|undefined}
        */ /**
        * Define the frequency of the instrument. This can be a string with a data
        * property name, e.g. `'y'`, in which case this data property is used to define
        * the frequency relative to the `y`-values of the other points. A higher `y`
        * value would then result in a higher frequency. Alternatively, `'-y'` can be
        * used, in which case the polarity is inverted, and a higher `y` value would
        * result in a lower frequency. This option can also be a fixed number or a
        * function. If it is a function, this function is called in regular intervals
        * while the note is playing. It receives three arguments: The point, the
        * dataExtremes, and the current relative time - where 0 is the beginning of
        * the note and 1 is the end. The function should return the frequency of the
        * note as a number (in Hz).
        * @name Highcharts.PointInstrumentMappingObject#frequency
        * @type {string|number|Function}
        */
        /**
         * @requires module:modules/sonification
         *
         * @interface Highcharts.PointInstrumentOptionsObject
         */ /**
        * The minimum duration for a note when using a data property for duration. Can
        * be overridden by using either a fixed number or a function for
        * instrumentMapping.duration. Defaults to 20.
        * @name Highcharts.PointInstrumentOptionsObject#minDuration
        * @type {number|undefined}
        */ /**
        * The maximum duration for a note when using a data property for duration. Can
        * be overridden by using either a fixed number or a function for
        * instrumentMapping.duration. Defaults to 2000.
        * @name Highcharts.PointInstrumentOptionsObject#maxDuration
        * @type {number|undefined}
        */ /**
        * The minimum pan value for a note when using a data property for panning. Can
        * be overridden by using either a fixed number or a function for
        * instrumentMapping.pan. Defaults to -1 (fully left).
        * @name Highcharts.PointInstrumentOptionsObject#minPan
        * @type {number|undefined}
        */ /**
        * The maximum pan value for a note when using a data property for panning. Can
        * be overridden by using either a fixed number or a function for
        * instrumentMapping.pan. Defaults to 1 (fully right).
        * @name Highcharts.PointInstrumentOptionsObject#maxPan
        * @type {number|undefined}
        */ /**
        * The minimum volume for a note when using a data property for volume. Can be
        * overridden by using either a fixed number or a function for
        * instrumentMapping.volume. Defaults to 0.1.
        * @name Highcharts.PointInstrumentOptionsObject#minVolume
        * @type {number|undefined}
        */ /**
        * The maximum volume for a note when using a data property for volume. Can be
        * overridden by using either a fixed number or a function for
        * instrumentMapping.volume. Defaults to 1.
        * @name Highcharts.PointInstrumentOptionsObject#maxVolume
        * @type {number|undefined}
        */ /**
        * The minimum frequency for a note when using a data property for frequency.
        * Can be overridden by using either a fixed number or a function for
        * instrumentMapping.frequency. Defaults to 220.
        * @name Highcharts.PointInstrumentOptionsObject#minFrequency
        * @type {number|undefined}
        */ /**
        * The maximum frequency for a note when using a data property for frequency.
        * Can be overridden by using either a fixed number or a function for
        * instrumentMapping.frequency. Defaults to 2200.
        * @name Highcharts.PointInstrumentOptionsObject#maxFrequency
        * @type {number|undefined}
        */
        /**
         * An instrument definition for a point, specifying the instrument to play and
         * how to play it.
         *
         * @interface Highcharts.PointInstrumentObject
         */ /**
        * An Instrument instance or the name of the instrument in the
        * Highcharts.sonification.instruments map.
        * @name Highcharts.PointInstrumentObject#instrument
        * @type {Highcharts.Instrument|string}
        */ /**
        * Mapping of instrument parameters for this instrument.
        * @name Highcharts.PointInstrumentObject#instrumentMapping
        * @type {Highcharts.PointInstrumentMappingObject}
        */ /**
        * Options for this instrument.
        * @name Highcharts.PointInstrumentObject#instrumentOptions
        * @type {Highcharts.PointInstrumentOptionsObject|undefined}
        */ /**
        * Callback to call when the instrument has stopped playing.
        * @name Highcharts.PointInstrumentObject#onEnd
        * @type {Function|undefined}
        */
        /**
         * Options for sonifying a point.
         * @interface Highcharts.PointSonifyOptionsObject
         */ /**
        * The instrument definitions for this point.
        * @name Highcharts.PointSonifyOptionsObject#instruments
        * @type {Array<Highcharts.PointInstrumentObject>}
        */ /**
        * Optionally provide the minimum/maximum values for the points. If this is not
        * supplied, it is calculated from the points in the chart on demand. This
        * option is supplied in the following format, as a map of point data properties
        * to objects with min/max values:
        *  ```js
        *      dataExtremes: {
        *          y: {
        *              min: 0,
        *              max: 100
        *          },
        *          z: {
        *              min: -10,
        *              max: 10
        *          }
        *          // Properties used and not provided are calculated on demand
        *      }
        *  ```
        * @name Highcharts.PointSonifyOptionsObject#dataExtremes
        * @type {object|undefined}
        */ /**
        * Callback called when the sonification has finished.
        * @name Highcharts.PointSonifyOptionsObject#onEnd
        * @type {Function|undefined}
        */
        // Defaults for the instrument options
        // NOTE: Also change defaults in Highcharts.PointInstrumentOptionsObject if
        //       making changes here.
        var defaultInstrumentOptions = {
                minDuration: 20,
                maxDuration: 2000,
                minVolume: 0.1,
                maxVolume: 1,
                minPan: -1,
                maxPan: 1,
                minFrequency: 220,
                maxFrequency: 2200
            };
        /* eslint-disable no-invalid-this, valid-jsdoc */
        /**
         * Sonify a single point.
         *
         * @sample highcharts/sonification/point-basic/
         *         Click on points to sonify
         * @sample highcharts/sonification/point-advanced/
         *         Sonify bubbles
         *
         * @requires module:modules/sonification
         *
         * @function Highcharts.Point#sonify
         *
         * @param {Highcharts.PointSonifyOptionsObject} options
         * Options for the sonification of the point.
         *
         * @return {void}
         */
        function pointSonify(options) {
            var _a;
            var point = this,
                chart = point.series.chart,
                masterVolume = pick(options.masterVolume, (_a = chart.options.sonification) === null || _a === void 0 ? void 0 : _a.masterVolume),
                dataExtremes = options.dataExtremes || {}, 
                // Get the value to pass to instrument.play from the mapping value
                // passed in.
                getMappingValue = function (value,
                makeFunction,
                allowedExtremes) {
                    // Function. Return new function if we try to use callback,
                    // otherwise call it now and return result.
                    if (typeof value === 'function') {
                        return makeFunction ?
                            function (time) {
                                return value(point,
                dataExtremes,
                time);
                        } :
                        value(point, dataExtremes);
                }
                // String, this is a data prop. Potentially with negative polarity.
                if (typeof value === 'string') {
                    var hasInvertedPolarity = value.charAt(0) === '-';
                    var dataProp = hasInvertedPolarity ? value.slice(1) : value;
                    var pointValue = pick(point[dataProp],
                        point.options[dataProp]);
                    // Find data extremes if we don't have them
                    dataExtremes[dataProp] = dataExtremes[dataProp] ||
                        utilities.calculateDataExtremes(point.series.chart, dataProp);
                    // Find the value
                    return utilities.virtualAxisTranslate(pointValue, dataExtremes[dataProp], allowedExtremes, hasInvertedPolarity);
                }
                // Fixed number or something else weird, just use that
                return value;
            };
            // Register playing point on chart
            chart.sonification.currentlyPlayingPoint = point;
            // Keep track of instruments playing
            point.sonification = point.sonification || {};
            point.sonification.instrumentsPlaying =
                point.sonification.instrumentsPlaying || {};
            // Register signal handler for the point
            var signalHandler = point.sonification.signalHandler =
                    point.sonification.signalHandler ||
                        new utilities.SignalHandler(['onEnd']);
            signalHandler.clearSignalCallbacks();
            signalHandler.registerSignalCallbacks({ onEnd: options.onEnd });
            // If we have a null point or invisible point, just return
            if (point.isNull || !point.visible || !point.series.visible) {
                signalHandler.emitSignal('onEnd');
                return;
            }
            // Go through instruments and play them
            options.instruments.forEach(function (instrumentDefinition) {
                var instrument = typeof instrumentDefinition.instrument === 'string' ?
                        H.sonification.instruments[instrumentDefinition.instrument] :
                        instrumentDefinition.instrument,
                    mapping = instrumentDefinition.instrumentMapping || {},
                    extremes = merge(defaultInstrumentOptions,
                    instrumentDefinition.instrumentOptions),
                    id = instrument.id,
                    onEnd = function (cancelled) {
                        // Instrument on end
                        if (instrumentDefinition.onEnd) {
                            instrumentDefinition.onEnd.apply(this,
                    arguments);
                    }
                    // Remove currently playing point reference on chart
                    if (chart.sonification &&
                        chart.sonification.currentlyPlayingPoint) {
                        delete chart.sonification.currentlyPlayingPoint;
                    }
                    // Remove reference from instruments playing
                    if (point.sonification && point.sonification.instrumentsPlaying) {
                        delete point.sonification.instrumentsPlaying[id];
                        // This was the last instrument?
                        if (!Object.keys(point.sonification.instrumentsPlaying).length) {
                            signalHandler.emitSignal('onEnd', cancelled);
                        }
                    }
                };
                // Play the note on the instrument
                if (instrument && instrument.play) {
                    if (typeof masterVolume !== 'undefined') {
                        instrument.setMasterVolume(masterVolume);
                    }
                    point.sonification.instrumentsPlaying[instrument.id] =
                        instrument;
                    instrument.play({
                        frequency: getMappingValue(mapping.frequency, true, { min: extremes.minFrequency, max: extremes.maxFrequency }),
                        duration: getMappingValue(mapping.duration, false, { min: extremes.minDuration, max: extremes.maxDuration }),
                        pan: getMappingValue(mapping.pan, true, { min: extremes.minPan, max: extremes.maxPan }),
                        volume: getMappingValue(mapping.volume, true, { min: extremes.minVolume, max: extremes.maxVolume }),
                        onEnd: onEnd,
                        minFrequency: extremes.minFrequency,
                        maxFrequency: extremes.maxFrequency
                    });
                }
                else {
                    error(30);
                }
            });
        }
        /**
         * Cancel sonification of a point. Calls onEnd functions.
         *
         * @requires module:modules/sonification
         *
         * @function Highcharts.Point#cancelSonify
         *
         * @param {boolean} [fadeOut=false]
         *        Whether or not to fade out as we stop. If false, the points are
         *        cancelled synchronously.
         *
         * @return {void}
         */
        function pointCancelSonify(fadeOut) {
            var playing = this.sonification && this.sonification.instrumentsPlaying,
                instrIds = playing && Object.keys(playing);
            if (instrIds && instrIds.length) {
                instrIds.forEach(function (instr) {
                    playing[instr].stop(!fadeOut, null, 'cancelled');
                });
                this.sonification.instrumentsPlaying = {};
                this.sonification.signalHandler.emitSignal('onEnd', 'cancelled');
            }
        }
        var pointSonifyFunctions = {
                pointSonify: pointSonify,
                pointCancelSonify: pointCancelSonify
            };

        return pointSonifyFunctions;
    });
    _registerModule(_modules, 'Extensions/Sonification/ChartSonify.js', [_modules['Core/Globals.js'], _modules['Core/Series/Point.js'], _modules['Core/Utilities.js'], _modules['Extensions/Sonification/Utilities.js']], function (H, Point, U, utilities) {
        /* *
         *
         *  (c) 2009-2020 Øystein Moseng
         *
         *  Sonification functions for chart/series.
         *
         *  License: www.highcharts.com/license
         *
         *  !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
         *
         * */
        /**
         * An Earcon configuration, specifying an Earcon and when to play it.
         *
         * @requires module:modules/sonification
         *
         * @interface Highcharts.EarconConfiguration
         */ /**
        * An Earcon instance.
        * @name Highcharts.EarconConfiguration#earcon
        * @type {Highcharts.Earcon}
        */ /**
        * The ID of the point to play the Earcon on.
        * @name Highcharts.EarconConfiguration#onPoint
        * @type {string|undefined}
        */ /**
        * A function to determine whether or not to play this earcon on a point. The
        * function is called for every point, receiving that point as parameter. It
        * should return either a boolean indicating whether or not to play the earcon,
        * or a new Earcon instance - in which case the new Earcon will be played.
        * @name Highcharts.EarconConfiguration#condition
        * @type {Function|undefined}
        */
        /**
         * Options for sonifying a series.
         *
         * @requires module:modules/sonification
         *
         * @interface Highcharts.SonifySeriesOptionsObject
         */ /**
        * The duration for playing the points. Note that points might continue to play
        * after the duration has passed, but no new points will start playing.
        * @name Highcharts.SonifySeriesOptionsObject#duration
        * @type {number}
        */ /**
        * The axis to use for when to play the points. Can be a string with a data
        * property (e.g. `x`), or a function. If it is a function, this function
        * receives the point as argument, and should return a numeric value. The points
        * with the lowest numeric values are then played first, and the time between
        * points will be proportional to the distance between the numeric values.
        * @name Highcharts.SonifySeriesOptionsObject#pointPlayTime
        * @type {string|Function}
        */ /**
        * The instrument definitions for the points in this series.
        * @name Highcharts.SonifySeriesOptionsObject#instruments
        * @type {Array<Highcharts.PointInstrumentObject>}
        */ /**
        * Earcons to add to the series.
        * @name Highcharts.SonifySeriesOptionsObject#earcons
        * @type {Array<Highcharts.EarconConfiguration>|undefined}
        */ /**
        * Optionally provide the minimum/maximum data values for the points. If this is
        * not supplied, it is calculated from all points in the chart on demand. This
        * option is supplied in the following format, as a map of point data properties
        * to objects with min/max values:
        * ```js
        *     dataExtremes: {
        *         y: {
        *             min: 0,
        *             max: 100
        *         },
        *         z: {
        *             min: -10,
        *             max: 10
        *         }
        *         // Properties used and not provided are calculated on demand
        *     }
        * ```
        * @name Highcharts.SonifySeriesOptionsObject#dataExtremes
        * @type {Highcharts.Dictionary<Highcharts.RangeObject>|undefined}
        */ /**
        * Callback before a point is played.
        * @name Highcharts.SonifySeriesOptionsObject#onPointStart
        * @type {Function|undefined}
        */ /**
        * Callback after a point has finished playing.
        * @name Highcharts.SonifySeriesOptionsObject#onPointEnd
        * @type {Function|undefined}
        */ /**
        * Callback after the series has played.
        * @name Highcharts.SonifySeriesOptionsObject#onEnd
        * @type {Function|undefined}
        */
        ''; // detach doclets above
        var find = U.find,
            isArray = U.isArray,
            merge = U.merge,
            pick = U.pick,
            splat = U.splat,
            objectEach = U.objectEach;
        /**
         * Get the relative time value of a point.
         * @private
         * @param {Highcharts.Point} point
         * The point.
         * @param {Function|string} timeProp
         * The time axis data prop or the time function.
         * @return {number}
         * The time value.
         */
        function getPointTimeValue(point, timeProp) {
            return typeof timeProp === 'function' ?
                timeProp(point) :
                pick(point[timeProp], point.options[timeProp]);
        }
        /**
         * Get the time extremes of this series. This is handled outside of the
         * dataExtremes, as we always want to just sonify the visible points, and we
         * always want the extremes to be the extremes of the visible points.
         * @private
         * @param {Highcharts.Series} series
         * The series to compute on.
         * @param {Function|string} timeProp
         * The time axis data prop or the time function.
         * @return {Highcharts.RangeObject}
         * Object with min/max extremes for the time values.
         */
        function getTimeExtremes(series, timeProp) {
            // Compute the extremes from the visible points.
            return series.points.reduce(function (acc, point) {
                var value = getPointTimeValue(point,
                    timeProp);
                acc.min = Math.min(acc.min, value);
                acc.max = Math.max(acc.max, value);
                return acc;
            }, {
                min: Infinity,
                max: -Infinity
            });
        }
        /**
         * Calculate value extremes for used instrument data properties on a chart.
         * @private
         * @param {Highcharts.Chart} chart
         * The chart to calculate extremes from.
         * @param {Array<Highcharts.PointInstrumentObject>} [instruments]
         * Additional instrument definitions to inspect for data props used, in
         * addition to the instruments defined in the chart options.
         * @param {Highcharts.Dictionary<Highcharts.RangeObject>} [dataExtremes]
         * Predefined extremes for each data prop.
         * @return {Highcharts.Dictionary<Highcharts.RangeObject>}
         * New extremes with data properties mapped to min/max objects.
         */
        function getExtremesForInstrumentProps(chart, instruments, dataExtremes) {
            var _a;
            var allInstrumentDefinitions = (instruments || []).slice(0);
            var defaultInstrumentDef = (_a = chart.options.sonification) === null || _a === void 0 ? void 0 : _a.defaultInstrumentOptions;
            var optionDefToInstrDef = function (optionDef) { return ({
                    instrumentMapping: optionDef.mapping
                }); };
            if (defaultInstrumentDef) {
                allInstrumentDefinitions.push(optionDefToInstrDef(defaultInstrumentDef));
            }
            chart.series.forEach(function (series) {
                var _a;
                var instrOptions = (_a = series.options.sonification) === null || _a === void 0 ? void 0 : _a.instruments;
                if (instrOptions) {
                    allInstrumentDefinitions = allInstrumentDefinitions.concat(instrOptions.map(optionDefToInstrDef));
                }
            });
            return (allInstrumentDefinitions).reduce(function (newExtremes, instrumentDefinition) {
                Object.keys(instrumentDefinition.instrumentMapping || {}).forEach(function (instrumentParameter) {
                    var value = instrumentDefinition.instrumentMapping[instrumentParameter];
                    if (typeof value === 'string' && !newExtremes[value]) {
                        // This instrument parameter is mapped to a data prop.
                        // If we don't have predefined data extremes, find them.
                        newExtremes[value] = utilities.calculateDataExtremes(chart, value);
                    }
                });
                return newExtremes;
            }, merge(dataExtremes));
        }
        /**
         * Get earcons for the point if there are any.
         * @private
         * @param {Highcharts.Point} point
         * The point to find earcons for.
         * @param {Array<Highcharts.EarconConfiguration>} earconDefinitions
         * Earcons to check.
         * @return {Array<Highcharts.Earcon>}
         * Array of earcons to be played with this point.
         */
        function getPointEarcons(point, earconDefinitions) {
            return earconDefinitions.reduce(function (earcons, earconDefinition) {
                var cond,
                    earcon = earconDefinition.earcon;
                if (earconDefinition.condition) {
                    // We have a condition. This overrides onPoint
                    cond = earconDefinition.condition(point);
                    if (cond instanceof H.sonification.Earcon) {
                        // Condition returned an earcon
                        earcons.push(cond);
                    }
                    else if (cond) {
                        // Condition returned true
                        earcons.push(earcon);
                    }
                }
                else if (earconDefinition.onPoint &&
                    point.id === earconDefinition.onPoint) {
                    // We have earcon onPoint
                    earcons.push(earcon);
                }
                return earcons;
            }, []);
        }
        /**
         * Utility function to get a new list of instrument options where all the
         * instrument references are copies.
         * @private
         * @param {Array<Highcharts.PointInstrumentObject>} instruments
         * The instrument options.
         * @return {Array<Highcharts.PointInstrumentObject>}
         * Array of copied instrument options.
         */
        function makeInstrumentCopies(instruments) {
            return instruments.map(function (instrumentDef) {
                var instrument = instrumentDef.instrument,
                    copy = (typeof instrument === 'string' ?
                        H.sonification.instruments[instrument] :
                        instrument).copy();
                return merge(instrumentDef, { instrument: copy });
            });
        }
        /**
         * Utility function to apply a master volume to a list of instrument
         * options.
         * @private
         * @param {Array<Highcharts.PointInstrumentObject>} instruments
         * The instrument options. Only options with Instrument object instances
         * will be affected.
         * @param {number} masterVolume
         * The master volume multiplier to apply to the instruments.
         * @return {Array<Highcharts.PointInstrumentObject>}
         * Array of instrument options.
         */
        function applyMasterVolumeToInstruments(instruments, masterVolume) {
            instruments.forEach(function (instrOpts) {
                var instr = instrOpts.instrument;
                if (typeof instr !== 'string') {
                    instr.setMasterVolume(masterVolume);
                }
            });
            return instruments;
        }
        /**
         * Utility function to find the duration of the final note in a series.
         * @private
         * @param {Highcharts.Series} series The data series to calculate on.
         * @param {Array<Highcharts.PointInstrumentObject>} instruments The instrument options for this series.
         * @param {Highcharts.Dictionary<Highcharts.RangeObject>} dataExtremes Value extremes for the data series props.
         * @return {number} The duration of the final note in milliseconds.
         */
        function getFinalNoteDuration(series, instruments, dataExtremes) {
            var finalPoint = series.points[series.points.length - 1];
            return instruments.reduce(function (duration, instrument) {
                var mapping = instrument.instrumentMapping.duration;
                var instrumentDuration;
                if (typeof mapping === 'string') {
                    instrumentDuration = 0; // Ignore, no easy way to map this
                }
                else if (typeof mapping === 'function') {
                    instrumentDuration = mapping(finalPoint, dataExtremes);
                }
                else {
                    instrumentDuration = mapping;
                }
                return Math.max(duration, instrumentDuration);
            }, 0);
        }
        /**
         * Create a TimelinePath from a series. Takes the same options as seriesSonify.
         * To intuitively allow multiple series to play simultaneously we make copies of
         * the instruments for each series.
         * @private
         * @param {Highcharts.Series} series
         * The series to build from.
         * @param {Highcharts.SonifySeriesOptionsObject} options
         * The options for building the TimelinePath.
         * @return {Highcharts.TimelinePath}
         * A timeline path with events.
         */
        function buildTimelinePathFromSeries(series, options) {
            // options.timeExtremes is internal and used so that the calculations from
            // chart.sonify can be reused.
            var timeExtremes = options.timeExtremes || getTimeExtremes(series,
                options.pointPlayTime), 
                // Compute any data extremes that aren't defined yet
                dataExtremes = getExtremesForInstrumentProps(series.chart,
                options.instruments,
                options.dataExtremes),
                minimumSeriesDurationMs = 10, 
                // Get the duration of the final note
                finalNoteDuration = getFinalNoteDuration(series,
                options.instruments,
                dataExtremes), 
                // Get time offset for a point, relative to duration
                pointToTime = function (point) {
                    return utilities.virtualAxisTranslate(getPointTimeValue(point,
                options.pointPlayTime),
                timeExtremes, { min: 0,
                max: Math.max(options.duration - finalNoteDuration,
                minimumSeriesDurationMs) });
            }, masterVolume = pick(options.masterVolume, 1), 
            // Make copies of the instruments used for this series, to allow
            // multiple series with the same instrument to play together
            instrumentCopies = makeInstrumentCopies(options.instruments), instruments = applyMasterVolumeToInstruments(instrumentCopies, masterVolume), 
            // Go through the points, convert to events, optionally add Earcons
            timelineEvents = series.points.reduce(function (events, point) {
                var earcons = getPointEarcons(point,
                    options.earcons || []),
                    time = pointToTime(point);
                return events.concat(
                // Event object for point
                new H.sonification.TimelineEvent({
                    eventObject: point,
                    time: time,
                    id: point.id,
                    playOptions: {
                        instruments: instruments,
                        dataExtremes: dataExtremes,
                        masterVolume: masterVolume
                    }
                }), 
                // Earcons
                earcons.map(function (earcon) {
                    return new H.sonification.TimelineEvent({
                        eventObject: earcon,
                        time: time,
                        playOptions: {
                            volume: masterVolume
                        }
                    });
                }));
            }, []);
            // Build the timeline path
            return new H.sonification.TimelinePath({
                events: timelineEvents,
                onStart: function () {
                    if (options.onStart) {
                        options.onStart(series);
                    }
                },
                onEventStart: function (event) {
                    var eventObject = event.options && event.options.eventObject;
                    if (eventObject instanceof Point) {
                        // Check for hidden series
                        if (!eventObject.series.visible &&
                            !eventObject.series.chart.series.some(function (series) {
                                return series.visible;
                            })) {
                            // We have no visible series, stop the path.
                            event.timelinePath.timeline.pause();
                            event.timelinePath.timeline.resetCursor();
                            return false;
                        }
                        // Emit onPointStart
                        if (options.onPointStart) {
                            options.onPointStart(event, eventObject);
                        }
                    }
                },
                onEventEnd: function (eventData) {
                    var eventObject = eventData.event && eventData.event.options &&
                            eventData.event.options.eventObject;
                    if (eventObject instanceof Point && options.onPointEnd) {
                        options.onPointEnd(eventData.event, eventObject);
                    }
                },
                onEnd: function () {
                    if (options.onEnd) {
                        options.onEnd(series);
                    }
                },
                targetDuration: options.duration
            });
        }
        /* eslint-disable no-invalid-this, valid-jsdoc */
        /**
         * Sonify a series.
         *
         * @sample highcharts/sonification/series-basic/
         *         Click on series to sonify
         * @sample highcharts/sonification/series-earcon/
         *         Series with earcon
         * @sample highcharts/sonification/point-play-time/
         *         Play y-axis by time
         * @sample highcharts/sonification/earcon-on-point/
         *         Earcon set on point
         *
         * @requires module:modules/sonification
         *
         * @function Highcharts.Series#sonify
         *
         * @param {Highcharts.SonifySeriesOptionsObject} [options]
         *        The options for sonifying this series. If not provided,
         *        uses options set on chart and series.
         *
         * @return {void}
         */
        function seriesSonify(options) {
            var mergedOptions = getSeriesSonifyOptions(this,
                options);
            var timelinePath = buildTimelinePathFromSeries(this,
                mergedOptions);
            var chartSonification = this.chart.sonification;
            // Only one timeline can play at a time. If we want multiple series playing
            // at the same time, use chart.sonify.
            if (chartSonification.timeline) {
                chartSonification.timeline.pause();
            }
            // Store reference to duration
            chartSonification.duration = mergedOptions.duration;
            // Create new timeline for this series, and play it.
            chartSonification.timeline = new H.sonification.Timeline({
                paths: [timelinePath]
            });
            chartSonification.timeline.play();
        }
        /**
         * Utility function to assemble options for creating a TimelinePath from a
         * series when sonifying an entire chart.
         * @private
         * @param {Highcharts.Series} series
         * The series to return options for.
         * @param {Highcharts.RangeObject} dataExtremes
         * Pre-calculated data extremes for the chart.
         * @param {Highcharts.SonificationOptions} chartSonifyOptions
         * Options passed in to chart.sonify.
         * @return {Partial<Highcharts.SonifySeriesOptionsObject>}
         * Options for buildTimelinePathFromSeries.
         */
        function buildChartSonifySeriesOptions(series, dataExtremes, chartSonifyOptions) {
            var _a,
                _b,
                _c;
            var additionalSeriesOptions = chartSonifyOptions.seriesOptions || {};
            var pointPlayTime = ((_c = (_b = (_a = series.chart.options.sonification) === null || _a === void 0 ? void 0 : _a.defaultInstrumentOptions) === null || _b === void 0 ? void 0 : _b.mapping) === null || _c === void 0 ? void 0 : _c.pointPlayTime) || 'x';
            var configOptions = chartOptionsToSonifySeriesOptions(series);
            return merge(
            // Options from chart configuration
            configOptions, 
            // Options passed in
            {
                // Calculated dataExtremes for chart
                dataExtremes: dataExtremes,
                // We need to get timeExtremes for each series. We pass this
                // in when building the TimelinePath objects to avoid
                // calculating twice.
                timeExtremes: getTimeExtremes(series, pointPlayTime),
                // Some options we just pass on
                instruments: chartSonifyOptions.instruments || configOptions.instruments,
                onStart: chartSonifyOptions.onSeriesStart || configOptions.onStart,
                onEnd: chartSonifyOptions.onSeriesEnd || configOptions.onEnd,
                earcons: chartSonifyOptions.earcons || configOptions.earcons,
                masterVolume: pick(chartSonifyOptions.masterVolume, configOptions.masterVolume)
            }, 
            // Merge in the specific series options by ID if any are passed in
            isArray(additionalSeriesOptions) ? (find(additionalSeriesOptions, function (optEntry) {
                return optEntry.id === pick(series.id, series.options.id);
            }) || {}) : additionalSeriesOptions, {
                // Forced options
                pointPlayTime: pointPlayTime
            });
        }
        /**
         * Utility function to normalize the ordering of timeline paths when sonifying
         * a chart.
         * @private
         * @param {string|Array<string|Highcharts.Earcon|Array<string|Highcharts.Earcon>>} orderOptions -
         * Order options for the sonification.
         * @param {Highcharts.Chart} chart - The chart we are sonifying.
         * @param {Function} seriesOptionsCallback
         * A function that takes a series as argument, and returns the series options
         * for that series to be used with buildTimelinePathFromSeries.
         * @return {Array<object|Array<object|Highcharts.TimelinePath>>} If order is
         * sequential, we return an array of objects to create series paths from. If
         * order is simultaneous we return an array of an array with the same. If there
         * is a custom order, we return an array of arrays of either objects (for
         * series) or TimelinePaths (for earcons and delays).
         */
        function buildPathOrder(orderOptions, chart, seriesOptionsCallback) {
            var order;
            if (orderOptions === 'sequential' || orderOptions === 'simultaneous') {
                // Just add the series from the chart
                order = chart.series.reduce(function (seriesList, series) {
                    var _a;
                    if (series.visible && ((_a = series.options.sonification) === null || _a === void 0 ? void 0 : _a.enabled) !== false) {
                        seriesList.push({
                            series: series,
                            seriesOptions: seriesOptionsCallback(series)
                        });
                    }
                    return seriesList;
                }, []);
                // If order is simultaneous, group all series together
                if (orderOptions === 'simultaneous') {
                    order = [order];
                }
            }
            else {
                // We have a specific order, and potentially custom items - like
                // earcons or silent waits.
                order = orderOptions.reduce(function (orderList, orderDef) {
                    // Return set of items to play simultaneously. Could be only one.
                    var simulItems = splat(orderDef).reduce(function (items,
                        item) {
                            var itemObject;
                        // Is this item a series ID?
                        if (typeof item === 'string') {
                            var series = chart.get(item);
                            if (series.visible) {
                                itemObject = {
                                    series: series,
                                    seriesOptions: seriesOptionsCallback(series)
                                };
                            }
                            // Is it an earcon? If so, just create the path.
                        }
                        else if (item instanceof H.sonification.Earcon) {
                            // Path with a single event
                            itemObject = new H.sonification.TimelinePath({
                                events: [new H.sonification.TimelineEvent({
                                        eventObject: item
                                    })]
                            });
                        }
                        // Is this item a silent wait? If so, just create the path.
                        if (item.silentWait) {
                            itemObject = new H.sonification.TimelinePath({
                                silentWait: item.silentWait
                            });
                        }
                        // Add to items to play simultaneously
                        if (itemObject) {
                            items.push(itemObject);
                        }
                        return items;
                    }, []);
                    // Add to order list
                    if (simulItems.length) {
                        orderList.push(simulItems);
                    }
                    return orderList;
                }, []);
            }
            return order;
        }
        /**
         * Utility function to add a silent wait after all series.
         * @private
         * @param {Array<object|Array<object|TimelinePath>>} order
         * The order of items.
         * @param {number} wait
         * The wait in milliseconds to add.
         * @return {Array<object|Array<object|TimelinePath>>}
         * The order with waits inserted.
         */
        function addAfterSeriesWaits(order, wait) {
            if (!wait) {
                return order;
            }
            return order.reduce(function (newOrder, orderDef, i) {
                var simultaneousPaths = splat(orderDef);
                newOrder.push(simultaneousPaths);
                // Go through the simultaneous paths and see if there is a series there
                if (i < order.length - 1 && // Do not add wait after last series
                    simultaneousPaths.some(function (item) {
                        return item.series;
                    })) {
                    // We have a series, meaning we should add a wait after these
                    // paths have finished.
                    newOrder.push(new H.sonification.TimelinePath({
                        silentWait: wait
                    }));
                }
                return newOrder;
            }, []);
        }
        /**
         * Utility function to find the total amout of wait time in the TimelinePaths.
         * @private
         * @param {Array<object|Array<object|TimelinePath>>} order - The order of
         * TimelinePaths/items.
         * @return {number} The total time in ms spent on wait paths between playing.
         */
        function getWaitTime(order) {
            return order.reduce(function (waitTime, orderDef) {
                var def = splat(orderDef);
                return waitTime + (def.length === 1 &&
                    def[0].options &&
                    def[0].options.silentWait || 0);
            }, 0);
        }
        /**
         * Utility function to ensure simultaneous paths have start/end events at the
         * same time, to sync them.
         * @private
         * @param {Array<Highcharts.TimelinePath>} paths - The paths to sync.
         */
        function syncSimultaneousPaths(paths) {
            // Find the extremes for these paths
            var extremes = paths.reduce(function (extremes,
                path) {
                    var events = path.events;
                if (events && events.length) {
                    extremes.min = Math.min(events[0].time, extremes.min);
                    extremes.max = Math.max(events[events.length - 1].time, extremes.max);
                }
                return extremes;
            }, {
                min: Infinity,
                max: -Infinity
            });
            // Go through the paths and add events to make them fit the same timespan
            paths.forEach(function (path) {
                var events = path.events,
                    hasEvents = events && events.length,
                    eventsToAdd = [];
                if (!(hasEvents && events[0].time <= extremes.min)) {
                    eventsToAdd.push(new H.sonification.TimelineEvent({
                        time: extremes.min
                    }));
                }
                if (!(hasEvents && events[events.length - 1].time >= extremes.max)) {
                    eventsToAdd.push(new H.sonification.TimelineEvent({
                        time: extremes.max
                    }));
                }
                if (eventsToAdd.length) {
                    path.addTimelineEvents(eventsToAdd);
                }
            });
        }
        /**
         * Utility function to find the total duration span for all simul path sets
         * that include series.
         * @private
         * @param {Array<object|Array<object|Highcharts.TimelinePath>>} order - The
         * order of TimelinePaths/items.
         * @return {number} The total time value span difference for all series.
         */
        function getSimulPathDurationTotal(order) {
            return order.reduce(function (durationTotal, orderDef) {
                return durationTotal + splat(orderDef).reduce(function (maxPathDuration, item) {
                    var timeExtremes = (item.series &&
                            item.seriesOptions &&
                            item.seriesOptions.timeExtremes);
                    return timeExtremes ?
                        Math.max(maxPathDuration, timeExtremes.max - timeExtremes.min) : maxPathDuration;
                }, 0);
            }, 0);
        }
        /**
         * Function to calculate the duration in ms for a series.
         * @private
         * @param {number} seriesValueDuration - The duration of the series in value
         * difference.
         * @param {number} totalValueDuration - The total duration of all (non
         * simultaneous) series in value difference.
         * @param {number} totalDurationMs - The desired total duration for all series
         * in milliseconds.
         * @return {number} The duration for the series in milliseconds.
         */
        function getSeriesDurationMs(seriesValueDuration, totalValueDuration, totalDurationMs) {
            // A series spanning the whole chart would get the full duration.
            return utilities.virtualAxisTranslate(seriesValueDuration, { min: 0, max: totalValueDuration }, { min: 0, max: totalDurationMs });
        }
        /**
         * Convert series building objects into paths and return a new list of
         * TimelinePaths.
         * @private
         * @param {Array<object|Array<object|Highcharts.TimelinePath>>} order - The
         * order list.
         * @param {number} duration - Total duration to aim for in milliseconds.
         * @return {Array<Array<Highcharts.TimelinePath>>} Array of TimelinePath objects
         * to play.
         */
        function buildPathsFromOrder(order, duration) {
            // Find time used for waits (custom or after series), and subtract it from
            // available duration.
            var totalAvailableDurationMs = Math.max(duration - getWaitTime(order), 0), 
                // Add up simultaneous path durations to find total value span duration
                // of everything
                totalUsedDuration = getSimulPathDurationTotal(order);
            // Go through the order list and convert the items
            return order.reduce(function (allPaths, orderDef) {
                var simultaneousPaths = splat(orderDef).reduce(function (simulPaths,
                    item) {
                        if (item instanceof H.sonification.TimelinePath) {
                            // This item is already a path object
                            simulPaths.push(item);
                    }
                    else if (item.series) {
                        // We have a series.
                        // We need to set the duration of the series
                        item.seriesOptions.duration =
                            item.seriesOptions.duration || getSeriesDurationMs(item.seriesOptions.timeExtremes.max -
                                item.seriesOptions.timeExtremes.min, totalUsedDuration, totalAvailableDurationMs);
                        // Add the path
                        simulPaths.push(buildTimelinePathFromSeries(item.series, item.seriesOptions));
                    }
                    return simulPaths;
                }, []);
                // Add in the simultaneous paths
                allPaths.push(simultaneousPaths);
                return allPaths;
            }, []);
        }
        /**
         * @private
         * @param {Highcharts.Series} series The series to get options for.
         * @param {Highcharts.SonifySeriesOptionsObject} options
         *  Options to merge with user options on series/chart and default options.
         * @returns {Array<Highcharts.PointInstrumentObject>} The merged options.
         */
        function getSeriesInstrumentOptions(series, options) {
            var _a,
                _b;
            if (options === null || options === void 0 ? void 0 : options.instruments) {
                return options.instruments;
            }
            var defaultInstrOpts = ((_a = series.chart.options.sonification) === null || _a === void 0 ? void 0 : _a.defaultInstrumentOptions) || {};
            var seriesInstrOpts = ((_b = series.options.sonification) === null || _b === void 0 ? void 0 : _b.instruments) || [{}];
            var removeNullsFromObject = function (obj) {
                    objectEach(obj,
                function (val,
                key) {
                        if (val === null) {
                            delete obj[key];
                    }
                });
            };
            // Convert series options to PointInstrumentObjects and merge with
            // default options
            return (seriesInstrOpts).map(function (optionSet) {
                // Allow setting option to null to use default
                removeNullsFromObject(optionSet.mapping || {});
                removeNullsFromObject(optionSet);
                return {
                    instrument: optionSet.instrument || defaultInstrOpts.instrument,
                    instrumentOptions: merge(defaultInstrOpts, optionSet, {
                        // Instrument options are lifted to root in the API options
                        // object, so merge all in order to avoid missing any. But
                        // remove the following which are not instrumentOptions:
                        mapping: void 0,
                        instrument: void 0
                    }),
                    instrumentMapping: merge(defaultInstrOpts.mapping, optionSet.mapping)
                };
            });
        }
        /**
         * Utility function to translate between options set in chart configuration and
         * a SonifySeriesOptionsObject.
         * @private
         * @param {Highcharts.Series} series The series to get options for.
         * @returns {Highcharts.SonifySeriesOptionsObject} Options for chart/series.sonify()
         */
        function chartOptionsToSonifySeriesOptions(series) {
            var _a,
                _b;
            var seriesOpts = series.options.sonification || {};
            var chartOpts = series.chart.options.sonification || {};
            var chartEvents = chartOpts.events || {};
            var seriesEvents = seriesOpts.events || {};
            return {
                onEnd: seriesEvents.onSeriesEnd || chartEvents.onSeriesEnd,
                onStart: seriesEvents.onSeriesStart || chartEvents.onSeriesStart,
                onPointEnd: seriesEvents.onPointEnd || chartEvents.onPointEnd,
                onPointStart: seriesEvents.onPointStart || chartEvents.onPointStart,
                pointPlayTime: (_b = (_a = chartOpts.defaultInstrumentOptions) === null || _a === void 0 ? void 0 : _a.mapping) === null || _b === void 0 ? void 0 : _b.pointPlayTime,
                masterVolume: chartOpts.masterVolume,
                instruments: getSeriesInstrumentOptions(series),
                earcons: seriesOpts.earcons || chartOpts.earcons
            };
        }
        /**
         * @private
         * @param {Highcharts.Series} series The series to get options for.
         * @param {Highcharts.SonifySeriesOptionsObject} options
         *  Options to merge with user options on series/chart and default options.
         * @returns {Highcharts.SonifySeriesOptionsObject} The merged options.
         */
        function getSeriesSonifyOptions(series, options) {
            var chartOpts = series.chart.options.sonification;
            var seriesOpts = series.options.sonification;
            return merge({
                duration: (seriesOpts === null || seriesOpts === void 0 ? void 0 : seriesOpts.duration) || (chartOpts === null || chartOpts === void 0 ? void 0 : chartOpts.duration)
            }, chartOptionsToSonifySeriesOptions(series), options);
        }
        /**
         * @private
         * @param {Highcharts.Chart} chart The chart to get options for.
         * @param {Highcharts.SonificationOptions} options
         *  Options to merge with user options on chart and default options.
         * @returns {Highcharts.SonificationOptions} The merged options.
         */
        function getChartSonifyOptions(chart, options) {
            var _a,
                _b,
                _c,
                _d,
                _e;
            var chartOpts = chart.options.sonification || {};
            return merge({
                duration: chartOpts.duration,
                afterSeriesWait: chartOpts.afterSeriesWait,
                pointPlayTime: (_b = (_a = chartOpts.defaultInstrumentOptions) === null || _a === void 0 ? void 0 : _a.mapping) === null || _b === void 0 ? void 0 : _b.pointPlayTime,
                order: chartOpts.order,
                onSeriesStart: (_c = chartOpts.events) === null || _c === void 0 ? void 0 : _c.onSeriesStart,
                onSeriesEnd: (_d = chartOpts.events) === null || _d === void 0 ? void 0 : _d.onSeriesEnd,
                onEnd: (_e = chartOpts.events) === null || _e === void 0 ? void 0 : _e.onEnd
            }, options);
        }
        /**
         * Options for sonifying a chart.
         *
         * @requires module:modules/sonification
         *
         * @interface Highcharts.SonificationOptions
         */ /**
        * Duration for sonifying the entire chart. The duration is distributed across
        * the different series intelligently, but does not take earcons into account.
        * It is also possible to set the duration explicitly per series, using
        * `seriesOptions`. Note that points may continue to play after the duration has
        * passed, but no new points will start playing.
        * @name Highcharts.SonificationOptions#duration
        * @type {number}
        */ /**
        * Define the order to play the series in. This can be given as a string, or an
        * array specifying a custom ordering. If given as a string, valid values are
        * `sequential` - where each series is played in order - or `simultaneous`,
        * where all series are played at once. For custom ordering, supply an array as
        * the order. Each element in the array can be either a string with a series ID,
        * an Earcon object, or an object with a numeric `silentWait` property
        * designating a number of milliseconds to wait before continuing. Each element
        * of the array will be played in order. To play elements simultaneously, group
        * the elements in an array.
        * @name Highcharts.SonificationOptions#order
        * @type {string|Array<string|Highcharts.Earcon|Array<string|Highcharts.Earcon>>}
        */ /**
        * The axis to use for when to play the points. Can be a string with a data
        * property (e.g. `x`), or a function. If it is a function, this function
        * receives the point as argument, and should return a numeric value. The points
        * with the lowest numeric values are then played first, and the time between
        * points will be proportional to the distance between the numeric values. This
        * option can not be overridden per series.
        * @name Highcharts.SonificationOptions#pointPlayTime
        * @type {string|Function}
        */ /**
        * Milliseconds of silent waiting to add between series. Note that waiting time
        * is considered part of the sonify duration.
        * @name Highcharts.SonificationOptions#afterSeriesWait
        * @type {number|undefined}
        */ /**
        * Options as given to `series.sonify` to override options per series. If the
        * option is supplied as an array of options objects, the `id` property of the
        * object should correspond to the series' id. If the option is supplied as a
        * single object, the options apply to all series.
        * @name Highcharts.SonificationOptions#seriesOptions
        * @type {Object|Array<object>|undefined}
        */ /**
        * The instrument definitions for the points in this chart.
        * @name Highcharts.SonificationOptions#instruments
        * @type {Array<Highcharts.PointInstrumentObject>|undefined}
        */ /**
        * Earcons to add to the chart. Note that earcons can also be added per series
        * using `seriesOptions`.
        * @name Highcharts.SonificationOptions#earcons
        * @type {Array<Highcharts.EarconConfiguration>|undefined}
        */ /**
        * Optionally provide the minimum/maximum data values for the points. If this is
        * not supplied, it is calculated from all points in the chart on demand. This
        * option is supplied in the following format, as a map of point data properties
        * to objects with min/max values:
        *  ```js
        *      dataExtremes: {
        *          y: {
        *              min: 0,
        *              max: 100
        *          },
        *          z: {
        *              min: -10,
        *              max: 10
        *          }
        *          // Properties used and not provided are calculated on demand
        *      }
        *  ```
        * @name Highcharts.SonificationOptions#dataExtremes
        * @type {Highcharts.Dictionary<Highcharts.RangeObject>|undefined}
        */ /**
        * Callback before a series is played.
        * @name Highcharts.SonificationOptions#onSeriesStart
        * @type {Function|undefined}
        */ /**
        * Callback after a series has finished playing.
        * @name Highcharts.SonificationOptions#onSeriesEnd
        * @type {Function|undefined}
        */ /**
        * Callback after the chart has played.
        * @name Highcharts.SonificationOptions#onEnd
        * @type {Function|undefined}
        */
        /**
         * Sonify a chart.
         *
         * @sample highcharts/sonification/chart-sequential/
         *         Sonify a basic chart
         * @sample highcharts/sonification/chart-simultaneous/
         *         Sonify series simultaneously
         * @sample highcharts/sonification/chart-custom-order/
         *         Custom defined order of series
         * @sample highcharts/sonification/chart-earcon/
         *         Earcons on chart
         * @sample highcharts/sonification/chart-events/
         *         Sonification events on chart
         *
         * @requires module:modules/sonification
         *
         * @function Highcharts.Chart#sonify
         *
         * @param {Highcharts.SonificationOptions} [options]
         *        The options for sonifying this chart. If not provided,
         *        uses options set on chart and series.
         *
         * @return {void}
         */
        function chartSonify(options) {
            var opts = getChartSonifyOptions(this,
                options);
            // Only one timeline can play at a time.
            if (this.sonification.timeline) {
                this.sonification.timeline.pause();
            }
            // Store reference to duration
            this.sonification.duration = opts.duration;
            // Calculate data extremes for the props used
            var dataExtremes = getExtremesForInstrumentProps(this,
                opts.instruments,
                opts.dataExtremes);
            // Figure out ordering of series and custom paths
            var order = buildPathOrder(opts.order,
                this,
                function (series) {
                    return buildChartSonifySeriesOptions(series,
                dataExtremes,
                opts);
            });
            // Add waits after simultaneous paths with series in them.
            order = addAfterSeriesWaits(order, opts.afterSeriesWait || 0);
            // We now have a list of either TimelinePath objects or series that need to
            // be converted to TimelinePath objects. Convert everything to paths.
            var paths = buildPathsFromOrder(order,
                opts.duration);
            // Sync simultaneous paths
            paths.forEach(function (simultaneousPaths) {
                syncSimultaneousPaths(simultaneousPaths);
            });
            // We have a set of paths. Create the timeline, and play it.
            this.sonification.timeline = new H.sonification.Timeline({
                paths: paths,
                onEnd: opts.onEnd
            });
            this.sonification.timeline.play();
        }
        /**
         * Get a list of the points currently under cursor.
         *
         * @requires module:modules/sonification
         *
         * @function Highcharts.Chart#getCurrentSonifyPoints
         *
         * @return {Array<Highcharts.Point>}
         *         The points currently under the cursor.
         */
        function getCurrentPoints() {
            var cursorObj;
            if (this.sonification.timeline) {
                cursorObj = this.sonification.timeline.getCursor(); // Cursor per pathID
                return Object.keys(cursorObj).map(function (path) {
                    // Get the event objects under cursor for each path
                    return cursorObj[path].eventObject;
                }).filter(function (eventObj) {
                    // Return the events that are points
                    return eventObj instanceof Point;
                });
            }
            return [];
        }
        /**
         * Set the cursor to a point or set of points in different series.
         *
         * @requires module:modules/sonification
         *
         * @function Highcharts.Chart#setSonifyCursor
         *
         * @param {Highcharts.Point|Array<Highcharts.Point>} points
         *        The point or points to set the cursor to. If setting multiple points
         *        under the cursor, the points have to be in different series that are
         *        being played simultaneously.
         */
        function setCursor(points) {
            var timeline = this.sonification.timeline;
            if (timeline) {
                splat(points).forEach(function (point) {
                    // We created the events with the ID of the points, which makes
                    // this easy. Just call setCursor for each ID.
                    timeline.setCursor(point.id);
                });
            }
        }
        /**
         * Pause the running sonification.
         *
         * @requires module:modules/sonification
         *
         * @function Highcharts.Chart#pauseSonify
         *
         * @param {boolean} [fadeOut=true]
         *        Fade out as we pause to avoid clicks.
         *
         * @return {void}
         */
        function pause(fadeOut) {
            if (this.sonification.timeline) {
                this.sonification.timeline.pause(pick(fadeOut, true));
            }
            else if (this.sonification.currentlyPlayingPoint) {
                this.sonification.currentlyPlayingPoint.cancelSonify(fadeOut);
            }
        }
        /**
         * Resume the currently running sonification. Requires series.sonify or
         * chart.sonify to have been played at some point earlier.
         *
         * @requires module:modules/sonification
         *
         * @function Highcharts.Chart#resumeSonify
         *
         * @param {Function} onEnd
         *        Callback to call when play finished.
         *
         * @return {void}
         */
        function resume(onEnd) {
            if (this.sonification.timeline) {
                this.sonification.timeline.play(onEnd);
            }
        }
        /**
         * Play backwards from cursor. Requires series.sonify or chart.sonify to have
         * been played at some point earlier.
         *
         * @requires module:modules/sonification
         *
         * @function Highcharts.Chart#rewindSonify
         *
         * @param {Function} onEnd
         *        Callback to call when play finished.
         *
         * @return {void}
         */
        function rewind(onEnd) {
            if (this.sonification.timeline) {
                this.sonification.timeline.rewind(onEnd);
            }
        }
        /**
         * Cancel current sonification and reset cursor.
         *
         * @requires module:modules/sonification
         *
         * @function Highcharts.Chart#cancelSonify
         *
         * @param {boolean} [fadeOut=true]
         *        Fade out as we pause to avoid clicks.
         *
         * @return {void}
         */
        function cancel(fadeOut) {
            this.pauseSonify(fadeOut);
            this.resetSonifyCursor();
        }
        /**
         * Reset cursor to start. Requires series.sonify or chart.sonify to have been
         * played at some point earlier.
         *
         * @requires module:modules/sonification
         *
         * @function Highcharts.Chart#resetSonifyCursor
         *
         * @return {void}
         */
        function resetCursor() {
            if (this.sonification.timeline) {
                this.sonification.timeline.resetCursor();
            }
        }
        /**
         * Reset cursor to end. Requires series.sonify or chart.sonify to have been
         * played at some point earlier.
         *
         * @requires module:modules/sonification
         *
         * @function Highcharts.Chart#resetSonifyCursorEnd
         *
         * @return {void}
         */
        function resetCursorEnd() {
            if (this.sonification.timeline) {
                this.sonification.timeline.resetCursorEnd();
            }
        }
        // Export functions
        var chartSonifyFunctions = {
                chartSonify: chartSonify,
                seriesSonify: seriesSonify,
                pause: pause,
                resume: resume,
                rewind: rewind,
                cancel: cancel,
                getCurrentPoints: getCurrentPoints,
                setCursor: setCursor,
                resetCursor: resetCursor,
                resetCursorEnd: resetCursorEnd
            };

        return chartSonifyFunctions;
    });
    _registerModule(_modules, 'Extensions/Sonification/Timeline.js', [_modules['Core/Globals.js'], _modules['Core/Utilities.js'], _modules['Extensions/Sonification/Utilities.js']], function (H, U, utilities) {
        /* *
         *
         *  (c) 2009-2020 Øystein Moseng
         *
         *  TimelineEvent class definition.
         *
         *  License: www.highcharts.com/license
         *
         *  !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
         *
         * */
        var merge = U.merge,
            splat = U.splat,
            uniqueKey = U.uniqueKey;
        /**
         * A set of options for the TimelineEvent class.
         *
         * @requires module:modules/sonification
         *
         * @private
         * @interface Highcharts.TimelineEventOptionsObject
         */ /**
        * The object we want to sonify when playing the TimelineEvent. Can be any
        * object that implements the `sonify` and `cancelSonify` functions. If this is
        * not supplied, the TimelineEvent is considered a silent event, and the onEnd
        * event is immediately called.
        * @name Highcharts.TimelineEventOptionsObject#eventObject
        * @type {*}
        */ /**
        * Options to pass on to the eventObject when playing it.
        * @name Highcharts.TimelineEventOptionsObject#playOptions
        * @type {object|undefined}
        */ /**
        * The time at which we want this event to play (in milliseconds offset). This
        * is not used for the TimelineEvent.play function, but rather intended as a
        * property to decide when to call TimelineEvent.play. Defaults to 0.
        * @name Highcharts.TimelineEventOptionsObject#time
        * @type {number|undefined}
        */ /**
        * Unique ID for the event. Generated automatically if not supplied.
        * @name Highcharts.TimelineEventOptionsObject#id
        * @type {string|undefined}
        */ /**
        * Callback called when the play has finished.
        * @name Highcharts.TimelineEventOptionsObject#onEnd
        * @type {Function|undefined}
        */
        /* eslint-disable no-invalid-this, valid-jsdoc */
        /**
         * The TimelineEvent class. Represents a sound event on a timeline.
         *
         * @requires module:modules/sonification
         *
         * @private
         * @class
         * @name Highcharts.TimelineEvent
         *
         * @param {Highcharts.TimelineEventOptionsObject} options
         * Options for the TimelineEvent.
         */
        function TimelineEvent(options) {
            this.init(options || {});
        }
        TimelineEvent.prototype.init = function (options) {
            this.options = options;
            this.time = options.time || 0;
            this.id = this.options.id = options.id || uniqueKey();
        };
        /**
         * Play the event. Does not take the TimelineEvent.time option into account,
         * and plays the event immediately.
         *
         * @function Highcharts.TimelineEvent#play
         *
         * @param {Highcharts.TimelineEventOptionsObject} [options]
         *        Options to pass in to the eventObject when playing it.
         *
         * @return {void}
         */
        TimelineEvent.prototype.play = function (options) {
            var eventObject = this.options.eventObject,
                masterOnEnd = this.options.onEnd,
                playOnEnd = options && options.onEnd,
                playOptionsOnEnd = this.options.playOptions &&
                    this.options.playOptions.onEnd,
                playOptions = merge(this.options.playOptions,
                options);
            if (eventObject && eventObject.sonify) {
                // If we have multiple onEnds defined, use all
                playOptions.onEnd = masterOnEnd || playOnEnd || playOptionsOnEnd ?
                    function () {
                        var args = arguments;
                        [masterOnEnd, playOnEnd, playOptionsOnEnd].forEach(function (onEnd) {
                            if (onEnd) {
                                onEnd.apply(this, args);
                            }
                        });
                    } : void 0;
                eventObject.sonify(playOptions);
            }
            else {
                if (playOnEnd) {
                    playOnEnd();
                }
                if (masterOnEnd) {
                    masterOnEnd();
                }
            }
        };
        /**
         * Cancel the sonification of this event. Does nothing if the event is not
         * currently sonifying.
         *
         * @function Highcharts.TimelineEvent#cancel
         *
         * @param {boolean} [fadeOut=false]
         *        Whether or not to fade out as we stop. If false, the event is
         *        cancelled synchronously.
         */
        TimelineEvent.prototype.cancel = function (fadeOut) {
            this.options.eventObject.cancelSonify(fadeOut);
        };
        /**
         * A set of options for the TimelinePath class.
         *
         * @requires module:modules/
         *
         * @private
         * @interface Highcharts.TimelinePathOptionsObject
         */ /**
        * List of TimelineEvents to play on this track.
        * @name Highcharts.TimelinePathOptionsObject#events
        * @type {Array<Highcharts.TimelineEvent>}
        */ /**
        * If this option is supplied, this path ignores all events and just waits for
        * the specified number of milliseconds before calling onEnd.
        * @name Highcharts.TimelinePathOptionsObject#silentWait
        * @type {number|undefined}
        */ /**
        * Unique ID for this timeline path. Automatically generated if not supplied.
        * @name Highcharts.TimelinePathOptionsObject#id
        * @type {string|undefined}
        */ /**
        * Callback called before the path starts playing.
        * @name Highcharts.TimelinePathOptionsObject#onStart
        * @type {Function|undefined}
        */ /**
        * Callback function to call before an event plays.
        * @name Highcharts.TimelinePathOptionsObject#onEventStart
        * @type {Function|undefined}
        */ /**
        * Callback function to call after an event has stopped playing.
        * @name Highcharts.TimelinePathOptionsObject#onEventEnd
        * @type {Function|undefined}
        */ /**
        * Callback called when the whole path is finished.
        * @name Highcharts.TimelinePathOptionsObject#onEnd
        * @type {Function|undefined}
        */
        /**
         * The TimelinePath class. Represents a track on a timeline with a list of
         * sound events to play at certain times relative to each other.
         *
         * @requires module:modules/sonification
         *
         * @private
         * @class
         * @name Highcharts.TimelinePath
         *
         * @param {Highcharts.TimelinePathOptionsObject} options
         *        Options for the TimelinePath.
         */
        function TimelinePath(options) {
            this.init(options);
        }
        TimelinePath.prototype.init = function (options) {
            this.options = options;
            this.id = this.options.id = options.id || uniqueKey();
            this.cursor = 0;
            this.eventsPlaying = {};
            // Handle silent wait, otherwise use events from options
            this.events = options.silentWait ?
                [
                    new TimelineEvent({ time: 0 }),
                    new TimelineEvent({ time: options.silentWait })
                ] :
                this.options.events;
            // Reference optionally provided by the user that indicates the intended
            // duration of the path. Unused by TimelinePath itself.
            this.targetDuration = options.targetDuration || options.silentWait;
            // We need to sort our events by time
            this.sortEvents();
            // Get map from event ID to index
            this.updateEventIdMap();
            // Signal events to fire
            this.signalHandler = new utilities.SignalHandler(['playOnEnd', 'masterOnEnd', 'onStart', 'onEventStart', 'onEventEnd']);
            this.signalHandler.registerSignalCallbacks(merge(options, { masterOnEnd: options.onEnd }));
        };
        /**
         * Sort the internal event list by time.
         * @private
         */
        TimelinePath.prototype.sortEvents = function () {
            this.events = this.events.sort(function (a, b) {
                return a.time - b.time;
            });
        };
        /**
         * Update the internal eventId to index map.
         * @private
         */
        TimelinePath.prototype.updateEventIdMap = function () {
            this.eventIdMap = this.events.reduce(function (acc, cur, i) {
                acc[cur.id] = i;
                return acc;
            }, {});
        };
        /**
         * Add events to the path. Should not be done while the path is playing.
         * The new events are inserted according to their time property.
         * @private
         * @param {Array<Highcharts.TimelineEvent>} newEvents - The new timeline events
         * to add.
         */
        TimelinePath.prototype.addTimelineEvents = function (newEvents) {
            this.events = this.events.concat(newEvents);
            this.sortEvents(); // Sort events by time
            this.updateEventIdMap(); // Update the event ID to index map
        };
        /**
         * Get the current TimelineEvent under the cursor.
         * @private
         * @return {Highcharts.TimelineEvent} The current timeline event.
         */
        TimelinePath.prototype.getCursor = function () {
            return this.events[this.cursor];
        };
        /**
         * Set the current TimelineEvent under the cursor.
         * @private
         * @param {string} eventId
         * The ID of the timeline event to set as current.
         * @return {boolean}
         * True if there is an event with this ID in the path. False otherwise.
         */
        TimelinePath.prototype.setCursor = function (eventId) {
            var ix = this.eventIdMap[eventId];
            if (typeof ix !== 'undefined') {
                this.cursor = ix;
                return true;
            }
            return false;
        };
        /**
         * Play the timeline from the current cursor.
         * @private
         * @param {Function} onEnd
         * Callback to call when play finished. Does not override other onEnd callbacks.
         * @return {void}
         */
        TimelinePath.prototype.play = function (onEnd) {
            this.pause();
            this.signalHandler.emitSignal('onStart');
            this.signalHandler.clearSignalCallbacks(['playOnEnd']);
            this.signalHandler.registerSignalCallbacks({ playOnEnd: onEnd });
            this.playEvents(1);
        };
        /**
         * Play the timeline backwards from the current cursor.
         * @private
         * @param {Function} onEnd
         * Callback to call when play finished. Does not override other onEnd callbacks.
         * @return {void}
         */
        TimelinePath.prototype.rewind = function (onEnd) {
            this.pause();
            this.signalHandler.emitSignal('onStart');
            this.signalHandler.clearSignalCallbacks(['playOnEnd']);
            this.signalHandler.registerSignalCallbacks({ playOnEnd: onEnd });
            this.playEvents(-1);
        };
        /**
         * Reset the cursor to the beginning.
         * @private
         */
        TimelinePath.prototype.resetCursor = function () {
            this.cursor = 0;
        };
        /**
         * Reset the cursor to the end.
         * @private
         */
        TimelinePath.prototype.resetCursorEnd = function () {
            this.cursor = this.events.length - 1;
        };
        /**
         * Cancel current playing. Leaves the cursor intact.
         * @private
         * @param {boolean} [fadeOut=false] - Whether or not to fade out as we stop. If
         * false, the path is cancelled synchronously.
         */
        TimelinePath.prototype.pause = function (fadeOut) {
            var timelinePath = this;
            // Cancel next scheduled play
            clearTimeout(timelinePath.nextScheduledPlay);
            // Cancel currently playing events
            Object.keys(timelinePath.eventsPlaying).forEach(function (id) {
                if (timelinePath.eventsPlaying[id]) {
                    timelinePath.eventsPlaying[id].cancel(fadeOut);
                }
            });
            timelinePath.eventsPlaying = {};
        };
        /**
         * Play the events, starting from current cursor, and going in specified
         * direction.
         * @private
         * @param {number} direction
         * The direction to play, 1 for forwards and -1 for backwards.
         * @return {void}
         */
        TimelinePath.prototype.playEvents = function (direction) {
            var timelinePath = this,
                curEvent = timelinePath.events[this.cursor],
                nextEvent = timelinePath.events[this.cursor + direction],
                timeDiff,
                onEnd = function (signalData) {
                    timelinePath.signalHandler.emitSignal('masterOnEnd',
                signalData);
                timelinePath.signalHandler.emitSignal('playOnEnd', signalData);
            };
            // Store reference to path on event
            curEvent.timelinePath = timelinePath;
            // Emit event, cancel if returns false
            if (timelinePath.signalHandler.emitSignal('onEventStart', curEvent) === false) {
                onEnd({
                    event: curEvent,
                    cancelled: true
                });
                return;
            }
            // Play the current event
            timelinePath.eventsPlaying[curEvent.id] = curEvent;
            curEvent.play({
                onEnd: function (cancelled) {
                    var signalData = {
                            event: curEvent,
                            cancelled: !!cancelled
                        };
                    // Keep track of currently playing events for cancelling
                    delete timelinePath.eventsPlaying[curEvent.id];
                    // Handle onEventEnd
                    timelinePath.signalHandler.emitSignal('onEventEnd', signalData);
                    // Reached end of path?
                    if (!nextEvent) {
                        onEnd(signalData);
                    }
                }
            });
            // Schedule next
            if (nextEvent) {
                timeDiff = Math.abs(nextEvent.time - curEvent.time);
                if (timeDiff < 1) {
                    // Play immediately
                    timelinePath.cursor += direction;
                    timelinePath.playEvents(direction);
                }
                else {
                    // Schedule after the difference in ms
                    this.nextScheduledPlay = setTimeout(function () {
                        timelinePath.cursor += direction;
                        timelinePath.playEvents(direction);
                    }, timeDiff);
                }
            }
        };
        /* ************************************************************************** *
         *  TIMELINE                                                                  *
         * ************************************************************************** */
        /**
         * A set of options for the Timeline class.
         *
         * @requires module:modules/sonification
         *
         * @private
         * @interface Highcharts.TimelineOptionsObject
         */ /**
        * List of TimelinePaths to play. Multiple paths can be grouped together and
        * played simultaneously by supplying an array of paths in place of a single
        * path.
        * @name Highcharts.TimelineOptionsObject#paths
        * @type {Array<(Highcharts.TimelinePath|Array<Highcharts.TimelinePath>)>}
        */ /**
        * Callback function to call before a path plays.
        * @name Highcharts.TimelineOptionsObject#onPathStart
        * @type {Function|undefined}
        */ /**
        * Callback function to call after a path has stopped playing.
        * @name Highcharts.TimelineOptionsObject#onPathEnd
        * @type {Function|undefined}
        */ /**
        * Callback called when the whole path is finished.
        * @name Highcharts.TimelineOptionsObject#onEnd
        * @type {Function|undefined}
        */
        /**
         * The Timeline class. Represents a sonification timeline with a list of
         * timeline paths with events to play at certain times relative to each other.
         *
         * @requires module:modules/sonification
         *
         * @private
         * @class
         * @name Highcharts.Timeline
         *
         * @param {Highcharts.TimelineOptionsObject} options
         *        Options for the Timeline.
         */
        function Timeline(options) {
            this.init(options || {});
        }
        Timeline.prototype.init = function (options) {
            this.options = options;
            this.cursor = 0;
            this.paths = options.paths || [];
            this.pathsPlaying = {};
            this.signalHandler = new utilities.SignalHandler(['playOnEnd', 'masterOnEnd', 'onPathStart', 'onPathEnd']);
            this.signalHandler.registerSignalCallbacks(merge(options, { masterOnEnd: options.onEnd }));
        };
        /**
         * Play the timeline forwards from cursor.
         * @private
         * @param {Function} [onEnd]
         * Callback to call when play finished. Does not override other onEnd callbacks.
         * @return {void}
         */
        Timeline.prototype.play = function (onEnd) {
            this.pause();
            this.signalHandler.clearSignalCallbacks(['playOnEnd']);
            this.signalHandler.registerSignalCallbacks({ playOnEnd: onEnd });
            this.playPaths(1);
        };
        /**
         * Play the timeline backwards from cursor.
         * @private
         * @param {Function} onEnd
         * Callback to call when play finished. Does not override other onEnd callbacks.
         * @return {void}
         */
        Timeline.prototype.rewind = function (onEnd) {
            this.pause();
            this.signalHandler.clearSignalCallbacks(['playOnEnd']);
            this.signalHandler.registerSignalCallbacks({ playOnEnd: onEnd });
            this.playPaths(-1);
        };
        /**
         * Play the timeline in the specified direction.
         * @private
         * @param {number} direction
         * Direction to play in. 1 for forwards, -1 for backwards.
         * @return {void}
         */
        Timeline.prototype.playPaths = function (direction) {
            var timeline = this;
            var signalHandler = timeline.signalHandler;
            if (!timeline.paths.length) {
                var emptySignal = {
                        cancelled: false
                    };
                signalHandler.emitSignal('playOnEnd', emptySignal);
                signalHandler.emitSignal('masterOnEnd', emptySignal);
                return;
            }
            var curPaths = splat(this.paths[this.cursor]),
                nextPaths = this.paths[this.cursor + direction],
                pathsEnded = 0, 
                // Play a path
                playPath = function (path) {
                    // Emit signal and set playing state
                    signalHandler.emitSignal('onPathStart',
                path);
                timeline.pathsPlaying[path.id] = path;
                // Do the play
                path[direction > 0 ? 'play' : 'rewind'](function (callbackData) {
                    // Play ended callback
                    // Data to pass to signal callbacks
                    var cancelled = callbackData && callbackData.cancelled,
                        signalData = {
                            path: path,
                            cancelled: cancelled
                        };
                    // Clear state and send signal
                    delete timeline.pathsPlaying[path.id];
                    signalHandler.emitSignal('onPathEnd', signalData);
                    // Handle next paths
                    pathsEnded++;
                    if (pathsEnded >= curPaths.length) {
                        // We finished all of the current paths for cursor.
                        if (nextPaths && !cancelled) {
                            // We have more paths, move cursor along
                            timeline.cursor += direction;
                            // Reset upcoming path cursors before playing
                            splat(nextPaths).forEach(function (nextPath) {
                                nextPath[direction > 0 ? 'resetCursor' : 'resetCursorEnd']();
                            });
                            // Play next
                            timeline.playPaths(direction);
                        }
                        else {
                            // If it is the last path in this direction, call onEnd
                            signalHandler.emitSignal('playOnEnd', signalData);
                            signalHandler.emitSignal('masterOnEnd', signalData);
                        }
                    }
                });
            };
            // Go through the paths under cursor and play them
            curPaths.forEach(function (path) {
                if (path) {
                    // Store reference to timeline
                    path.timeline = timeline;
                    // Leave a timeout to let notes fade out before next play
                    setTimeout(function () {
                        playPath(path);
                    }, H.sonification.fadeOutDuration);
                }
            });
        };
        /**
         * Stop the playing of the timeline. Cancels all current sounds, but does not
         * affect the cursor.
         * @private
         * @param {boolean} [fadeOut=false]
         * Whether or not to fade out as we stop. If false, the timeline is cancelled
         * synchronously.
         * @return {void}
         */
        Timeline.prototype.pause = function (fadeOut) {
            var timeline = this;
            // Cancel currently playing events
            Object.keys(timeline.pathsPlaying).forEach(function (id) {
                if (timeline.pathsPlaying[id]) {
                    timeline.pathsPlaying[id].pause(fadeOut);
                }
            });
            timeline.pathsPlaying = {};
        };
        /**
         * Reset the cursor to the beginning of the timeline.
         * @private
         * @return {void}
         */
        Timeline.prototype.resetCursor = function () {
            this.paths.forEach(function (paths) {
                splat(paths).forEach(function (path) {
                    path.resetCursor();
                });
            });
            this.cursor = 0;
        };
        /**
         * Reset the cursor to the end of the timeline.
         * @private
         * @return {void}
         */
        Timeline.prototype.resetCursorEnd = function () {
            this.paths.forEach(function (paths) {
                splat(paths).forEach(function (path) {
                    path.resetCursorEnd();
                });
            });
            this.cursor = this.paths.length - 1;
        };
        /**
         * Set the current TimelineEvent under the cursor. If multiple paths are being
         * played at the same time, this function only affects a single path (the one
         * that contains the eventId that is passed in).
         * @private
         * @param {string} eventId
         * The ID of the timeline event to set as current.
         * @return {boolean}
         * True if the cursor was set, false if no TimelineEvent was found for this ID.
         */
        Timeline.prototype.setCursor = function (eventId) {
            return this.paths.some(function (paths) {
                return splat(paths).some(function (path) {
                    return path.setCursor(eventId);
                });
            });
        };
        /**
         * Get the current TimelineEvents under the cursors. This function will return
         * the event under the cursor for each currently playing path, as an object
         * where the path ID is mapped to the TimelineEvent under that path's cursor.
         * @private
         * @return {Highcharts.Dictionary<Highcharts.TimelineEvent>}
         * The TimelineEvents under each path's cursors.
         */
        Timeline.prototype.getCursor = function () {
            return this.getCurrentPlayingPaths().reduce(function (acc, cur) {
                acc[cur.id] = cur.getCursor();
                return acc;
            }, {});
        };
        /**
         * Check if timeline is reset or at start.
         * @private
         * @return {boolean}
         * True if timeline is at the beginning.
         */
        Timeline.prototype.atStart = function () {
            if (this.cursor) {
                return false;
            }
            return !splat(this.paths[0]).some(function (path) {
                return path.cursor;
            });
        };
        /**
         * Get the current TimelinePaths being played.
         * @private
         * @return {Array<Highcharts.TimelinePath>}
         * The TimelinePaths currently being played.
         */
        Timeline.prototype.getCurrentPlayingPaths = function () {
            if (!this.paths.length) {
                return [];
            }
            return splat(this.paths[this.cursor]);
        };
        // Export the classes
        var timelineClasses = {
                TimelineEvent: TimelineEvent,
                TimelinePath: TimelinePath,
                Timeline: Timeline
            };

        return timelineClasses;
    });
    _registerModule(_modules, 'Extensions/Sonification/Options.js', [], function () {
        /* *
         *
         *  (c) 2009-2020 Øystein Moseng
         *
         *  Default options for sonification.
         *
         *  License: www.highcharts.com/license
         *
         *  !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
         *
         * */
        // Experimental, disabled by default, not exposed in API
        var options = {
                sonification: {
                    enabled: false,
                    duration: 2500,
                    afterSeriesWait: 700,
                    masterVolume: 1,
                    order: 'sequential',
                    defaultInstrumentOptions: {
                        instrument: 'sineMusical',
                        // Start at G4 note, end at C6
                        minFrequency: 392,
                        maxFrequency: 1046,
                        mapping: {
                            pointPlayTime: 'x',
                            duration: 200,
                            frequency: 'y'
                        }
                    }
                }
            };

        return options;
    });
    _registerModule(_modules, 'Extensions/Sonification/Sonification.js', [_modules['Core/Chart/Chart.js'], _modules['Core/Globals.js'], _modules['Core/Options.js'], _modules['Core/Series/Point.js'], _modules['Core/Utilities.js'], _modules['Extensions/Sonification/Instrument.js'], _modules['Extensions/Sonification/InstrumentDefinitions.js'], _modules['Extensions/Sonification/Earcon.js'], _modules['Extensions/Sonification/PointSonify.js'], _modules['Extensions/Sonification/ChartSonify.js'], _modules['Extensions/Sonification/Utilities.js'], _modules['Extensions/Sonification/Timeline.js'], _modules['Extensions/Sonification/Options.js']], function (Chart, H, O, Point, U, Instrument, instruments, Earcon, pointSonifyFunctions, chartSonifyFunctions, utilities, TimelineClasses, sonificationOptions) {
        /* *
         *
         *  (c) 2009-2020 Øystein Moseng
         *
         *  Sonification module for Highcharts
         *
         *  License: www.highcharts.com/license
         *
         *  !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
         *
         * */
        var defaultOptions = O.defaultOptions;
        var addEvent = U.addEvent,
            extend = U.extend,
            merge = U.merge;
        // Expose on the Highcharts object
        /**
         * Global classes and objects related to sonification.
         *
         * @requires module:modules/sonification
         *
         * @name Highcharts.sonification
         * @type {Highcharts.SonificationObject}
         */
        /**
         * Global classes and objects related to sonification.
         *
         * @requires module:modules/sonification
         *
         * @interface Highcharts.SonificationObject
         */ /**
        * Note fade-out-time in milliseconds. Most notes are faded out quickly by
        * default if there is time. This is to avoid abrupt stops which will cause
        * perceived clicks.
        * @name Highcharts.SonificationObject#fadeOutDuration
        * @type {number}
        */ /**
        * Utility functions.
        * @name Highcharts.SonificationObject#utilities
        * @private
        * @type {object}
        */ /**
        * The Instrument class.
        * @name Highcharts.SonificationObject#Instrument
        * @type {Function}
        */ /**
        * Predefined instruments, given as an object with a map between the instrument
        * name and the Highcharts.Instrument object.
        * @name Highcharts.SonificationObject#instruments
        * @type {Object}
        */ /**
        * The Earcon class.
        * @name Highcharts.SonificationObject#Earcon
        * @type {Function}
        */ /**
        * The TimelineEvent class.
        * @private
        * @name Highcharts.SonificationObject#TimelineEvent
        * @type {Function}
        */ /**
        * The TimelinePath class.
        * @private
        * @name Highcharts.SonificationObject#TimelinePath
        * @type {Function}
        */ /**
        * The Timeline class.
        * @private
        * @name Highcharts.SonificationObject#Timeline
        * @type {Function}
        */
        H.sonification = {
            fadeOutDuration: 20,
            // Classes and functions
            utilities: utilities,
            Instrument: Instrument,
            instruments: instruments,
            Earcon: Earcon,
            TimelineEvent: TimelineClasses.TimelineEvent,
            TimelinePath: TimelineClasses.TimelinePath,
            Timeline: TimelineClasses.Timeline
        };
        // Add default options
        merge(true, defaultOptions, sonificationOptions);
        // Chart specific
        Point.prototype.sonify = pointSonifyFunctions.pointSonify;
        Point.prototype.cancelSonify = pointSonifyFunctions.pointCancelSonify;
        H.Series.prototype.sonify = chartSonifyFunctions.seriesSonify;
        extend(Chart.prototype, {
            sonify: chartSonifyFunctions.chartSonify,
            pauseSonify: chartSonifyFunctions.pause,
            resumeSonify: chartSonifyFunctions.resume,
            rewindSonify: chartSonifyFunctions.rewind,
            cancelSonify: chartSonifyFunctions.cancel,
            getCurrentSonifyPoints: chartSonifyFunctions.getCurrentPoints,
            setSonifyCursor: chartSonifyFunctions.setCursor,
            resetSonifyCursor: chartSonifyFunctions.resetCursor,
            resetSonifyCursorEnd: chartSonifyFunctions.resetCursorEnd
        });
        /* eslint-disable no-invalid-this */
        // Prepare charts for sonification on init
        addEvent(Chart, 'init', function () {
            this.sonification = {};
        });
        // Update with chart/series/point updates
        addEvent(Chart, 'update', function (e) {
            var newOptions = e.options.sonification;
            if (newOptions) {
                merge(true, this.options.sonification, newOptions);
            }
        });

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




    });
}));

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