highcharts/modules/sonification.js

JavaScript charting framework

!/**
 * Highcharts JS v13.0.1 (2026-08-17)
 * @module highcharts/modules/sonification
 * @requires highcharts
 *
 * Sonification module
 *
 * (c) 2010-2026 Highsoft AS
 * Author: Øystein Moseng
 *
 * A commercial license may be required depending on use,
 * see www.highcharts.com/license
 */function(e,t){"object"==typeof exports&&"object"==typeof module?module.exports=t(e._Highcharts,e._Highcharts.Templating):"function"==typeof define&&define.amd?define("highcharts/modules/sonification",["highcharts/highcharts"],function(e){return t(e,e.Templating)}):"object"==typeof exports?exports["highcharts/modules/sonification"]=t(e._Highcharts,e._Highcharts.Templating):e.Highcharts=t(e.Highcharts,e.Highcharts.Templating)}("u"<typeof window?this:window,(e,t)=>(()=>{"use strict";var i={984(e){e.exports=t},944(t){t.exports=e}};let n={};function s(e){let t=n[e];if(void 0!==t)return t.exports;let o=n[e]={exports:{}};return i[e](o,o.exports,s),o.exports}s.n=e=>{let t=e&&e.__esModule?()=>e.default:()=>e;return s.d(t,{a:t}),t},s.d=(e,t)=>{if(Array.isArray(t))for(var i=0;i<t.length;){var n=t[i++],o=t[i++];s.o(e,n)?0===o&&i++:0===o?Object.defineProperty(e,n,{enumerable:!0,value:t[i++]}):Object.defineProperty(e,n,{enumerable:!0,get:o})}else for(var n in t)s.o(t,n)&&!s.o(e,n)&&Object.defineProperty(e,n,{enumerable:!0,get:t[n]})},s.o=(e,t)=>Object.prototype.hasOwnProperty.call(e,t);let o={};s.d(o,{default:()=>H});var a=s(944),l=s.n(a);function r(e,t){return(.2414*e-.2414)*Math.log(t)+(3.5-1.7*e)/1.8}function h(e,t,i){e.gain.cancelScheduledValues(t),e.gain.setTargetAtTime(i,t,m.stopRampTime/4),e.gain.setValueAtTime(i,t+m.stopRampTime)}function c(e,t,i,n,s=1){let o="attack"===t,a=n.gain;(a.cancelScheduledValues(i),e.length)?(e[0].t>1&&e.unshift({t:0,vol:+!o}),e.forEach((t,n)=>{let o=e[n-1],l=o?(t.t-o.t)/1e3:0,r=i+(o?o.t/1e3+m.stopRampTime:0);a.setTargetAtTime(t.vol*s,r,Math.max(l,m.stopRampTime)/2)})):h(n,i,o?s:0)}class u{constructor(e,t){this.pulseWidth=Math.min(Math.max(0,t.pulseWidth||.5));const i=()=>new OscillatorNode(e,{type:"sawtooth",detune:t.detune,frequency:Math.max(1,t.frequency||350)});this.sawOscA=i(),this.sawOscB=i(),this.phaseInverter=new GainNode(e,{gain:-1}),this.masterGain=new GainNode(e),this.delayNode=new DelayNode(e,{delayTime:this.pulseWidth/this.sawOscA.frequency.value}),this.sawOscA.connect(this.masterGain),this.sawOscB.connect(this.phaseInverter),this.phaseInverter.connect(this.delayNode),this.delayNode.connect(this.masterGain)}connect(e){this.masterGain.connect(e)}getFrequencyFacade(){let e=this;return{cancelScheduledValues:t=>(e.sawOscA.frequency.cancelScheduledValues(t),e.sawOscB.frequency.cancelScheduledValues(t),e.delayNode.delayTime.cancelScheduledValues(t),e.sawOscA.frequency),setValueAtTime(t,i){return this.cancelScheduledValues(i),e.sawOscA.frequency.setValueAtTime(t,i),e.sawOscB.frequency.setValueAtTime(t,i),e.delayNode.delayTime.setValueAtTime(Math.round(1e4*e.pulseWidth/t)/1e4,i),e.sawOscA.frequency},setTargetAtTime(t,i,n){return this.cancelScheduledValues(i),e.sawOscA.frequency.setTargetAtTime(t,i,n),e.sawOscB.frequency.setTargetAtTime(t,i,n),e.delayNode.delayTime.setTargetAtTime(Math.round(1e4*e.pulseWidth/t)/1e4,i,n),e.sawOscA.frequency}}}getPWMTarget(){return this.delayNode.delayTime}start(){this.sawOscA.start(),this.sawOscB.start()}stop(e){this.sawOscA.stop(e),this.sawOscB.stop(e)}}class p{constructor(e,t,i){this.audioContext=e,this.options=t,this.fmOscillatorIx=t.fmOscillator,this.vmOscillatorIx=t.vmOscillator,this.createSoundSource(),this.createGain(),this.createFilters(),this.createVolTracking(),i&&this.connect(i)}connect(e){[this.lowpassNode,this.highpassNode,this.volTrackingNode,this.vmNode,this.gainNode,this.whiteNoise,this.pulseNode,this.oscNode].reduce((e,t)=>t?(t.connect(e),t):e,e)}start(){this.oscNode&&this.oscNode.start(),this.whiteNoise&&this.whiteNoise.start(),this.pulseNode&&this.pulseNode.start()}stopAtTime(e){this.oscNode&&this.oscNode.stop(e),this.whiteNoise&&this.whiteNoise.stop(e),this.pulseNode&&this.pulseNode.stop(e)}setFreqAtTime(e,t,i=0){let n=this.options,s=(0,a.clamp)((0,a.pick)(n.fixedFrequency,t)*(n.freqMultiplier||1),0,21e3),o=this.getOscTarget(),l=i/5e3;o&&(o.cancelScheduledValues(e),i&&e-(this.lastUpdateTime||-1)>.01?(o.setTargetAtTime(s,e,l),o.setValueAtTime(s,e+l)):o.setValueAtTime(s,e)),this.scheduleVolTrackingChange(s,e,i),this.scheduleFilterTrackingChange(s,e,i),this.lastUpdateTime=e}getFMTarget(){return this.oscNode&&this.oscNode.detune||this.whiteNoise&&this.whiteNoise.detune||this.pulseNode&&this.pulseNode.getPWMTarget()}getVMTarget(){return this.vmNode&&this.vmNode.gain}runEnvelopeAtTime(e,t){this.gainNode&&c(("attack"===e?this.options.attackEnvelope:this.options.releaseEnvelope)||[],e,t,this.gainNode,this.options.volume)}cancelScheduled(){this.gainNode&&this.gainNode.gain.cancelScheduledValues(this.audioContext.currentTime);let e=this.getOscTarget();e&&e.cancelScheduledValues(0),this.lowpassNode&&this.lowpassNode.frequency.cancelScheduledValues(0),this.highpassNode&&this.highpassNode.frequency.cancelScheduledValues(0),this.volTrackingNode&&this.volTrackingNode.gain.cancelScheduledValues(0)}scheduleVolTrackingChange(e,t,i){if(this.volTrackingNode){let n=r(this.options.volumePitchTrackingMultiplier||1,e),s=i?i/1e3:m.stopRampTime;this.volTrackingNode.gain.cancelScheduledValues(t),this.volTrackingNode.gain.setTargetAtTime(n,t,s/5),this.volTrackingNode.gain.setValueAtTime(n,t+s)}}scheduleFilterTrackingChange(e,t,i){let n=this.options,s=i?i/1e3:m.stopRampTime,o=(i,n)=>{let o=r(n.frequencyPitchTrackingMultiplier||1,e),l=(0,a.clamp)((n.frequency||1e3)*o,0,21e3);i.frequency.cancelScheduledValues(t),i.frequency.setTargetAtTime(l,t,s/5),i.frequency.setValueAtTime(l,t+s)};this.lowpassNode&&n.lowpass&&o(this.lowpassNode,n.lowpass),this.highpassNode&&n.highpass&&o(this.highpassNode,n.highpass)}createGain(){let e=this.options;((0,a.defined)(e.volume)||e.attackEnvelope&&e.attackEnvelope.length||e.releaseEnvelope&&e.releaseEnvelope.length)&&(this.gainNode=new GainNode(this.audioContext,{gain:(0,a.pick)(e.volume,1)})),this.vmNode=new GainNode(this.audioContext)}createSoundSource(){let e=this.options,t=this.audioContext,i=(e.fixedFrequency||0)*(e.freqMultiplier||1);if("whitenoise"===e.type){let e=2*t.sampleRate,i=t.createBuffer(1,e,t.sampleRate),n=i.getChannelData(0);for(let t=0;t<e;++t)n[t]=1.2*Math.random()-.6;let s=this.whiteNoise=t.createBufferSource();s.buffer=i,s.loop=!0}else"pulse"===e.type?this.pulseNode=new u(t,{detune:e.detune,pulseWidth:e.pulseWidth,frequency:i}):this.oscNode=new OscillatorNode(t,{type:e.type||"sine",detune:e.detune,frequency:i})}createFilters(){let e=this.options;e.lowpass&&e.lowpass.frequency&&(this.lowpassNode=new BiquadFilterNode(this.audioContext,{type:"lowpass",Q:e.lowpass.Q||1,frequency:e.lowpass.frequency})),e.highpass&&e.highpass.frequency&&(this.highpassNode=new BiquadFilterNode(this.audioContext,{type:"highpass",Q:e.highpass.Q||1,frequency:e.highpass.frequency}))}createVolTracking(){let e=this.options;e.volumePitchTrackingMultiplier&&1!==e.volumePitchTrackingMultiplier&&(this.volTrackingNode=new GainNode(this.audioContext,{gain:1}))}getOscTarget(){return this.oscNode?this.oscNode.frequency:this.pulseNode&&this.pulseNode.getFrequencyFacade()}}class m{constructor(e,t){this.audioContext=e,this.options=t,this.eqNodes=[],this.midiInstrument=t.midiInstrument||1,this.outputNode=new GainNode(e,{gain:0}),this.createEqChain(this.outputNode);const i=this.eqNodes.length?this.eqNodes[0]:this.outputNode;this.oscillators=(this.options.oscillators||[]).map(t=>new p(e,t,(0,a.defined)(t.fmOscillator)||(0,a.defined)(t.vmOscillator)?void 0:i)),this.oscillators.forEach(e=>{let t=(t,i)=>{if(i){let n=i[t]();n&&e.connect(n)}};(0,a.defined)(e.fmOscillatorIx)&&t("getFMTarget",this.oscillators[e.fmOscillatorIx]),(0,a.defined)(e.vmOscillatorIx)&&t("getVMTarget",this.oscillators[e.vmOscillatorIx])})}startSilently(){this.outputNode.gain.value=0,this.oscillators.forEach(e=>e.start())}stop(){let e=this.audioContext.currentTime,t=e+m.stopRampTime;h(this.outputNode,e,0),this.oscillators.forEach(e=>e.stopAtTime(t)),this.outputNode.disconnect()}silenceAtTime(e){if(!e&&this.outputNode.gain.value<.01){this.outputNode.gain.value=0;return}this.releaseAtTime((e||0)+this.audioContext.currentTime)}mute(){this.cancelScheduled(),h(this.outputNode,this.audioContext.currentTime,0)}playFreqAtTime(e,t,i){let n=(e||0)+this.audioContext.currentTime,s=this.options;this.oscillators.forEach(e=>{e.setFreqAtTime(n,t,s.noteGlideDuration),e.runEnvelopeAtTime("attack",n)}),c(s.masterAttackEnvelope||[],"attack",n,this.outputNode,s.masterVolume),i&&this.releaseAtTime(n+i/1e3)}cancelScheduled(){this.outputNode.gain.cancelScheduledValues(this.audioContext.currentTime),this.oscillators.forEach(e=>e.cancelScheduled())}connect(e){return this.outputNode.connect(e)}createEqChain(e){this.eqNodes=(this.options.eq||[]).map(e=>new BiquadFilterNode(this.audioContext,{type:"peaking",...e})),this.eqNodes.reduceRight((e,t)=>(t.connect(e),t),e)}releaseAtTime(e){let t=0;this.oscillators.forEach(i=>{let n=i.options.releaseEnvelope;n&&n.length&&(t=Math.max(t,n[n.length-1].t),i.runEnvelopeAtTime("release",e))});let i=this.options.masterReleaseEnvelope||[];i.length&&(c(i,"release",e,this.outputNode,this.options.masterVolume),t=Math.max(t,i[i.length-1].t)),h(this.outputNode,e+t/1e3,0)}}m.stopRampTime=.012;let d={piano:{masterVolume:.45,masterAttackEnvelope:[{t:1,vol:.71},{t:40,vol:.79},{t:82,vol:.64},{t:147,vol:.29},{t:260,vol:.15},{t:417,vol:.05},{t:589,vol:0}],eq:[{frequency:200,Q:.7,gain:6},{frequency:450,gain:6},{frequency:1300,gain:2},{frequency:2600,Q:.8,gain:8},{frequency:3500,Q:.8,gain:6},{frequency:6200,Q:.8,gain:10},{frequency:8e3,gain:-23},{frequency:1e4,Q:.4,gain:-12}],oscillators:[{type:"pulse",volume:.5,pulseWidth:.55,volumePitchTrackingMultiplier:.1,lowpass:{frequency:4.5,frequencyPitchTrackingMultiplier:900,Q:-2},highpass:{frequency:270},attackEnvelope:[{t:1,vol:1}],releaseEnvelope:[{t:1,vol:1},{t:282,vol:.64},{t:597,vol:0}]},{type:"whitenoise",volume:.8,lowpass:{frequency:400},highpass:{frequency:300},attackEnvelope:[{t:1,vol:1},{t:19,vol:0}]}]},plucked:{masterVolume:.5,midiInstrument:25,masterAttackEnvelope:[{t:1,vol:.71},{t:4,vol:.71},{t:31,vol:.4},{t:109,vol:.12},{t:234,vol:.04},{t:442,vol:0}],eq:[{frequency:800,gain:-8},{frequency:1400,Q:4,gain:4},{frequency:1600,gain:-14},{frequency:2200,gain:-8},{frequency:3600,gain:-2},{frequency:6400,Q:2,gain:-6}],oscillators:[{type:"sawtooth",volume:.9,volumePitchTrackingMultiplier:.6,highpass:{frequency:100},lowpass:{frequency:8e3},releaseEnvelope:[{t:1,vol:1},{t:315,vol:.56},{t:550,vol:0}]}]},flute:{masterVolume:1.1,midiInstrument:74,noteGlideDuration:30,masterAttackEnvelope:[{t:0,vol:0},{t:29,vol:1},{t:76,vol:.48},{t:600,vol:.36}],masterReleaseEnvelope:[{t:1,vol:.36},{t:24,vol:.15},{t:119,vol:0}],eq:[{frequency:150,Q:.6,gain:-10},{frequency:500,gain:4},{frequency:1100,gain:-4},{frequency:2200,gain:-14},{frequency:5e3,gain:8},{frequency:6400,gain:10},{frequency:8e3,gain:12},{frequency:10800,gain:8}],oscillators:[{type:"triangle",volume:1,volumePitchTrackingMultiplier:.4,lowpass:{frequency:12,frequencyPitchTrackingMultiplier:100},highpass:{frequency:200}},{type:"sine",fixedFrequency:5,volume:.2,vmOscillator:0,attackEnvelope:[{t:1,vol:1},{t:48,vol:0},{t:225,vol:.05},{t:600,vol:.77}]},{type:"whitenoise",volume:.13,lowpass:{frequency:9e3,Q:3},highpass:{frequency:6e3,Q:3},vmOscillator:0,attackEnvelope:[{t:0,vol:0},{t:26,vol:1},{t:93,vol:.8}]}]},lead:{masterVolume:1,midiInstrument:20,masterAttackEnvelope:[{t:1,vol:.81},{t:98,vol:.5},{t:201,vol:.18},{t:377,vol:.04},{t:586,vol:0},{t:586,vol:0}],eq:[{frequency:200,gain:-6},{frequency:400,gain:-8},{frequency:800,Q:.5,gain:-10},{frequency:1200,gain:4},{frequency:3600,gain:-4},{frequency:4200,gain:-12},{frequency:7400,gain:-14},{frequency:1e4,gain:2}],oscillators:[{type:"triangle",volume:1.1,volumePitchTrackingMultiplier:.6,lowpass:{frequency:5e3},highpass:{frequency:100}},{type:"sawtooth",volume:.4,lowpass:{frequency:7e3},highpass:{frequency:800,Q:6},releaseEnvelope:[{t:0,vol:.99},{t:200,vol:.83},{t:495,vol:0}]}]},vibraphone:{masterVolume:1,midiInstrument:12,masterAttackEnvelope:[{t:1,vol:0},{t:10,vol:.63},{t:82,vol:.64},{t:149,vol:.26},{t:600,vol:0}],eq:[{frequency:200,Q:.8,gain:-12},{frequency:400,gain:-4},{frequency:1600,Q:.5,gain:6},{frequency:2200,Q:.5,gain:6},{frequency:6400,gain:4},{frequency:12800,gain:4}],oscillators:[{type:"sine",volume:1.5,volumePitchTrackingMultiplier:1e-7,attackEnvelope:[{t:1,vol:1}],releaseEnvelope:[{t:1,vol:1},{t:146,vol:.39},{t:597,vol:0}]},{type:"whitenoise",volume:.03,volumePitchTrackingMultiplier:1e-4,lowpass:{frequency:900},highpass:{frequency:800},attackEnvelope:[{t:1,vol:1},{t:9,vol:0}]},{type:"sine",freqMultiplier:4,volume:.15,volumePitchTrackingMultiplier:1e-4},{type:"sine",fixedFrequency:3,volume:6,fmOscillator:0,releaseEnvelope:[{t:1,vol:1},{t:190,vol:.41},{t:600,vol:0}]},{type:"sine",fixedFrequency:6,volume:3,fmOscillator:2},{type:"sine",freqMultiplier:9,volume:5e-4,volumePitchTrackingMultiplier:1e-4,releaseEnvelope:[{t:1,vol:.97},{t:530,vol:0}]}]},saxophone:{masterVolume:1,midiInstrument:67,noteGlideDuration:10,masterAttackEnvelope:[{t:1,vol:.57},{t:35,vol:1},{t:87,vol:.84},{t:111,vol:.6},{t:296,vol:.49},{t:600,vol:.58}],masterReleaseEnvelope:[{t:1,vol:.58},{t:47,vol:.16},{t:119,vol:0}],eq:[{frequency:200,gain:-2},{frequency:600,gain:2},{frequency:800,gain:-10},{frequency:1100,gain:-2},{frequency:2200,gain:-2},{frequency:3500,gain:10},{frequency:12800,gain:4}],oscillators:[{type:"sawtooth",volume:.45,volumePitchTrackingMultiplier:.06,lowpass:{frequency:18,frequencyPitchTrackingMultiplier:200},highpass:{frequency:300}},{type:"whitenoise",fixedFrequency:1,volume:.4,highpass:{frequency:7e3},vmOscillator:0,attackEnvelope:[{t:1,vol:1},{t:51,vol:1},{t:86,vol:.84},{t:500,vol:.78}]},{type:"sine",fixedFrequency:4,volume:2,fmOscillator:0,attackEnvelope:[{t:0,vol:0},{t:15,vol:.94},{t:79,vol:1},{t:172,vol:.47},{t:500,vol:.26}]},{type:"sine",fixedFrequency:7,volume:6,fmOscillator:0,attackEnvelope:[{t:0,vol:0},{t:25,vol:.99},{t:85,vol:0},{t:85,vol:0},{t:387,vol:.02},{t:511,vol:.43},{t:600,vol:0}]}]},trumpet:{masterVolume:.3,midiInstrument:57,noteGlideDuration:40,masterAttackEnvelope:[{t:1,vol:0},{t:17,vol:1},{t:42,vol:.85},{t:76,vol:1},{t:202,vol:.65},{t:226,vol:.86},{t:282,vol:.63}],masterReleaseEnvelope:[{t:1,vol:.62},{t:34,vol:.14},{t:63,vol:.21},{t:96,vol:0}],eq:[{frequency:200,Q:.6,gain:10},{frequency:600,Q:.5,gain:6},{frequency:1500,Q:.7,gain:14},{frequency:3200,Q:2,gain:8},{frequency:3800,Q:.8,gain:10},{frequency:6200,gain:12},{frequency:8400,gain:-20},{frequency:12800,Q:.5,gain:-18}],oscillators:[{type:"sawtooth",volume:.15,pulseWidth:.5,volumePitchTrackingMultiplier:.5,lowpass:{frequency:1900,Q:3}},{type:"sine",fixedFrequency:6,volume:.2,vmOscillator:0,attackEnvelope:[{t:1,vol:1},{t:102,vol:.13},{t:556,vol:.24}]},{type:"whitenoise",volume:.45,highpass:{frequency:7e3,Q:9},vmOscillator:0,attackEnvelope:[{t:1,vol:1},{t:89,vol:.51},{t:577,vol:.29}]},{type:"sine",fixedFrequency:5.7,volume:20,fmOscillator:0,attackEnvelope:[{t:1,vol:1},{t:89,vol:1},{t:137,vol:.46},{t:283,vol:.15},{t:600,vol:.28}]}]},sawsynth:{masterVolume:.3,midiInstrument:51,noteGlideDuration:40,masterAttackEnvelope:[{t:0,vol:.6},{t:9,vol:1},{t:102,vol:.48}],eq:[{frequency:200,gain:-6}],oscillators:[{type:"sawtooth",volume:.4,volumePitchTrackingMultiplier:.3},{type:"sawtooth",volume:.4,detune:11,volumePitchTrackingMultiplier:.3},{type:"sawtooth",volume:.4,detune:-11,volumePitchTrackingMultiplier:.3}]},basic1:{masterVolume:1,noteGlideDuration:0,masterReleaseEnvelope:[{t:1,vol:.36},{t:24,vol:.15},{t:119,vol:0}],eq:[{frequency:150,Q:.6,gain:-12},{frequency:1100,gain:-2},{frequency:2200,gain:-16},{frequency:5e3,gain:8},{frequency:6400,gain:10},{frequency:8e3,gain:12},{frequency:10800,gain:8}],oscillators:[{type:"triangle",volume:1,volumePitchTrackingMultiplier:.05,lowpass:{frequency:17,frequencyPitchTrackingMultiplier:100},highpass:{frequency:200}},{type:"whitenoise",volume:.04,lowpass:{frequency:9e3,Q:3},highpass:{frequency:6e3,Q:3},vmOscillator:0,attackEnvelope:[{t:0,vol:0},{t:26,vol:1},{t:71,vol:.73}]}]},basic2:{masterVolume:.3,eq:[{frequency:200,Q:.7,gain:6},{frequency:450,gain:2},{frequency:1300,gain:-2},{frequency:2600,Q:.8,gain:6},{frequency:3500,Q:.8,gain:6},{frequency:6200,Q:.8,gain:10},{frequency:8e3,gain:-18},{frequency:1e4,Q:.4,gain:-12}],oscillators:[{type:"pulse",volume:.4,pulseWidth:.55,volumePitchTrackingMultiplier:.1,lowpass:{frequency:4.5,frequencyPitchTrackingMultiplier:900,Q:-2},highpass:{frequency:270}}]},chord:{masterVolume:1,masterAttackEnvelope:[{t:1,vol:.79},{t:27,vol:.86},{t:62,vol:.81},{t:150,vol:.35},{t:408,vol:.04},{t:600,vol:0}],eq:[{frequency:200,gain:-8},{frequency:600,Q:2,gain:4},{frequency:800,gain:-10},{frequency:1600,gain:-2},{frequency:2200,gain:-6},{frequency:3600,Q:.7,gain:-2},{frequency:6400,gain:6},{frequency:12800,gain:6}],oscillators:[{type:"triangle",volume:1.1,volumePitchTrackingMultiplier:.05,lowpass:{frequency:8e3},highpass:{frequency:100},releaseEnvelope:[{t:1,vol:1},{t:315,vol:.56},{t:540,vol:0}]},{type:"triangle",freqMultiplier:1.17,volume:.4,volumePitchTrackingMultiplier:.07,lowpass:{frequency:5e3},highpass:{frequency:100},releaseEnvelope:[{t:0,vol:1},{t:476,vol:0}]},{type:"triangle",freqMultiplier:1.58333,volume:.7,volumePitchTrackingMultiplier:.02,highpass:{frequency:200},releaseEnvelope:[{t:0,vol:1},{t:422,vol:.56},{t:577,vol:0}]},{type:"sine",fixedFrequency:10,volume:4,fmOscillator:0,attackEnvelope:[{t:1,vol:1},{t:157,vol:.65}]},{type:"sine",fixedFrequency:5,volume:.3,vmOscillator:2,attackEnvelope:[{t:1,vol:1},{t:155,vol:.91},{t:289,vol:.78}]}]},wobble:{masterVolume:.9,masterReleaseEnvelope:[{t:1,vol:.36},{t:24,vol:.15},{t:119,vol:0}],eq:[{frequency:150,Q:.6,gain:-12},{frequency:1100,gain:-2},{frequency:2200,gain:-16},{frequency:5e3,gain:8},{frequency:6400,gain:10},{frequency:8e3,gain:12},{frequency:10800,gain:8}],oscillators:[{type:"triangle",volume:.9,volumePitchTrackingMultiplier:.1,lowpass:{frequency:17,frequencyPitchTrackingMultiplier:100},highpass:{frequency:200}},{type:"whitenoise",volume:.04,lowpass:{frequency:9e3,Q:3},highpass:{frequency:6e3,Q:3},vmOscillator:0,attackEnvelope:[{t:0,vol:0},{t:26,vol:1},{t:71,vol:.73}]},{type:"sine",freqMultiplier:.011,volume:30,fmOscillator:0}]},sine:{masterVolume:1,oscillators:[{type:"sine",volumePitchTrackingMultiplier:.07}]},sineGlide:{masterVolume:1,noteGlideDuration:100,oscillators:[{type:"sine",volumePitchTrackingMultiplier:.07}]},triangle:{masterVolume:.5,oscillators:[{type:"triangle",volume:1,volumePitchTrackingMultiplier:.07}]},sawtooth:{masterVolume:.25,midiInstrument:82,oscillators:[{type:"sawtooth",volume:.3,volumePitchTrackingMultiplier:.07}]},square:{masterVolume:.3,midiInstrument:81,oscillators:[{type:"square",volume:.2,volumePitchTrackingMultiplier:.07}]},chop:{masterVolume:1,midiInstrument:116,masterAttackEnvelope:[{t:1,vol:1},{t:44,vol:0}],oscillators:[{type:"whitenoise",volume:1,lowpass:{frequency:600},highpass:{frequency:200}}]},shaker:{masterVolume:.4,midiInstrument:116,masterAttackEnvelope:[{t:1,vol:1},{t:44,vol:0}],oscillators:[{type:"whitenoise",volume:1,lowpass:{frequency:6500},highpass:{frequency:5e3}}]},step:{masterVolume:1,midiInstrument:116,masterAttackEnvelope:[{t:1,vol:1},{t:44,vol:0}],eq:[{f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f{constructor(e,t,i){this.audioContext=e,this.curParams={},this.midiTrackName=i.midiTrackName,this.masterVolNode=new GainNode(e),this.masterVolNode.connect(t),this.volumeNode=new GainNode(e),this.createNodesFromCapabilities((0,a.extend)({pan:!0},i.capabilities||{})),this.connectCapabilityNodes(this.volumeNode,this.masterVolNode),this.synthPatch=new m(e,"string"==typeof i.synthPatch?d[i.synthPatch]:i.synthPatch),this.midiInstrument=this.synthPatch.midiInstrument||1,this.synthPatch.startSilently(),this.synthPatch.connect(this.volumeNode)}setMasterVolume(e){this.masterVolNode.gain.setTargetAtTime(e,0,f.rampTime)}scheduleEventAtTime(e,t){let i=(0,a.extend)(this.curParams,t),n=(0,a.defined)(t.frequency)?t.frequency:(0,a.defined)(t.note)?f.musicalNoteToFrequency(t.note):220;(0,a.defined)(n)&&this.synthPatch.playFreqAtTime(e,n,i.noteDuration),((0,a.defined)(i.tremoloDepth)||(0,a.defined)(i.tremoloSpeed))&&this.setTremoloAtTime(e,i.tremoloDepth,i.tremoloSpeed),(0,a.defined)(i.pan)&&this.setPanAtTime(e,i.pan),(0,a.defined)(i.volume)&&this.setVolumeAtTime(e,i.volume),((0,a.defined)(i.lowpassFreq)||(0,a.defined)(i.lowpassResonance))&&this.setFilterAtTime("lowpass",e,i.lowpassFreq,i.lowpassResonance),((0,a.defined)(i.highpassFreq)||(0,a.defined)(i.highpassResonance))&&this.setFilterAtTime("highpass",e,i.highpassFreq,i.highpassResonance)}silenceAtTime(e){this.synthPatch.silenceAtTime(e)}cancel(){this.synthPatch.mute(),[this.tremoloDepth&&this.tremoloDepth.gain,this.tremoloOsc&&this.tremoloOsc.frequency,this.lowpassNode&&this.lowpassNode.frequency,this.lowpassNode&&this.lowpassNode.Q,this.highpassNode&&this.highpassNode.frequency,this.highpassNode&&this.highpassNode.Q,this.panNode&&this.panNode.pan,this.volumeNode.gain].forEach(e=>e&&e.cancelScheduledValues(0))}destroy(){this.cancel(),this.synthPatch.stop(),this.tremoloOsc&&this.tremoloOsc.stop(),[this.tremoloDepth,this.tremoloOsc,this.lowpassNode,this.highpassNode,this.panNode,this.volumeNode,this.masterVolNode].forEach(e=>e&&e.disconnect())}setPanAtTime(e,t){this.panNode&&this.panNode.pan.setTargetAtTime(t,e+this.audioContext.currentTime,f.rampTime)}setFilterAtTime(e,t,i,n){let s=this[e+"Node"],o=this.audioContext.currentTime+t;s&&((0,a.defined)(n)&&s.Q.setTargetAtTime(n,o,f.rampTime),(0,a.defined)(i)&&s.frequency.setTargetAtTime(i,o,f.rampTime))}setVolumeAtTime(e,t){this.volumeNode&&this.volumeNode.gain.setTargetAtTime(t,e+this.audioContext.currentTime,f.rampTime)}setTremoloAtTime(e,t,i){let n=this.audioContext.currentTime+e;this.tremoloDepth&&(0,a.defined)(t)&&this.tremoloDepth.gain.setTargetAtTime(t,n,f.rampTime),this.tremoloOsc&&(0,a.defined)(i)&&this.tremoloOsc.frequency.setTargetAtTime(15*i,n,f.rampTime)}createNodesFromCapabilities(e){let t=this.audioContext;e.pan&&(this.panNode=new StereoPannerNode(t)),e.tremolo&&(this.tremoloOsc=new OscillatorNode(t,{type:"sine",frequency:3}),this.tremoloDepth=new GainNode(t),this.tremoloOsc.connect(this.tremoloDepth),this.tremoloDepth.connect(this.masterVolNode.gain),this.tremoloOsc.start()),e.filters&&(this.lowpassNode=new BiquadFilterNode(t,{type:"lowpass",frequency:2e4}),this.highpassNode=new 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n=this.chart.options.sonification,s=n&&n.events&&n.events.onBoundaryHit;s||this.initBoundaryInstrument(),this.timeline.playAdjacent(e,t,s||(()=>{this.defaultBoundaryHit()}),i)}}playAdjacentSeries(e,t="x",i){let n=this.getLastPlayedPoint();if(n){let s=n.series.index+(e?1:-1);return this.playClosestToProp(t,n[t],e=>!!e.relatedPoint&&e.relatedPoint.series.index===s,i),this.chart.series[s]||null}return null}playClosestToProp(e,t,i,n){if(this.ready(this.playClosestToProp.bind(this,e,t,i,n))&&this.timeline){let s=this.chart.options.sonification,o=s&&s.events&&s.events.onBoundaryHit;o||this.initBoundaryInstrument(),this.timeline.playClosestToPropValue(e,t,n,o||(()=>this.defaultBoundaryHit()),i)}}getLastPlayedPoint(){return this.timeline?this.timeline.getLastPlayedPoint():null}playNote(e,t,i=0){if(!this.ready(this.playNote.bind(this,e,t)))return;let n=t.noteDuration=t.noteDuration||500,s=new f(this.audioContext,this.audioDestination,{synthPatch:e,capabilities:{filters:!0,tremolo:!0,pan:!0}});s.scheduleEventAtTime(i/1e3,t),setTimeout(()=>s&&s.destroy(),i+n+500)}speak(e,t,i=0){new y((0,a.merge)({language:"en-US",rate:1.5,volume:.4},t||{})).sayAtTime(i,e)}cancel(){this.timeline&&this.timeline.cancel(),(0,a.fireEvent)(this,"cancel")}downloadMIDI(){this.ready(this.downloadMIDI.bind(this))&&this.timeline&&(this.timeline.reset(),this.timeline.downloadMIDI())}sonifyChart(e,t){this.ready(this.sonifyChart.bind(this,e,t))&&this.timeline&&(this.timeline.reset(),this.beforePlay(),this.timeline.play(void 0,void 0,e,t))}sonifySeries(e,t,i){this.ready(this.sonifySeries.bind(this,e,t,i))&&this.timeline&&(this.timeline.reset(),this.beforePlay(),this.timeline.play(t=>!!t.relatedPoint&&t.relatedPoint.series===e,void 0,t,i))}sonifyPoint(e,t){this.ready(this.sonifyPoint.bind(this,e,t))&&this.timeline&&(this.timeline.reset(),this.beforePlay(),this.timeline.anchorPlayMoment(t=>t.relatedPoint===e,t))}setMasterVolume(e){this.timeline&&this.timeline.setMasterVolume(e)}destroy(){this.unbindKeydown(),this.timeline&&(this.timeline.destroy(),delete this.timeline),this.boundaryInstrument&&this.boundaryInstrument.stop(),this.audioContext&&(this.audioContext.close(),delete this.audioContext)}update(){let e=this.chart.options&&this.chart.options.sonification;if(!this.ready(this.update.bind(this))||!e)return;let t=Date.now(),i=e.updateInterval;if(t-this.lastUpdate<i&&!this.forceReady){(0,a.internalClearTimeout)(this.scheduledUpdate),this.scheduledUpdate=setTimeout(this.update.bind(this),i/2);return}let n=e.events||{};if(n.beforeUpdate&&n.beforeUpdate({chart:this.chart,timeline:this.timeline}),this.lastUpdate=t,this.timeline&&this.timeline.destroy(),this.audioContext&&this.audioDestination){this.timeline=Q(this.audioContext,this.audioDestination,this.chart);let e=this.chart.options.sonification;this.timeline.setMasterVolume((0,a.pick)(e&&e.masterVolume,1))}n.afterUpdate&&n.afterUpdate({chart:this.chart,timeline:this.timeline})}ready(e){return!!this.audioContext&&!!this.audioDestination&&!!this.chart.options&&(!this.chart.options.sonification||!1!==this.chart.options.sonification.enabled)&&("suspended"!==this.audioContext.state||this.forceReady?(this.retryContextCounter=0,!0):(this.retryContextCounter++<20&&setTimeout(()=>{this.audioContext&&"suspended"===this.audioContext.state?this.audioContext.resume().then(e):e()},5),!1))}beforePlay(){let e=this.chart.options.sonification,t=e&&e.events&&e.events.beforePlay;t&&t({chart:this.chart,timeline:this.timeline})}initBoundaryInstrument(){this.boundaryInstrument||(this.boundaryInstrument=new m(this.audioContext,(0,a.merge)(d.chop,{masterVolume:.3})),this.boundaryInstrument.startSilently(),this.boundaryInstrument.connect(this.audioDestination))}defaultBoundaryHit(){this.boundaryInstrument&&(this.boundaryInstrument.playFreqAtTime(.1,1,200),this.boundaryInstrument.playFreqAtTime(.2,1,200))}}!function(e){let t=[];function i(){let t=this.sonification,i=this.options&&this.optio