opensheetmusicdisplay/build/opensheetmusicdisplay.min.js

An open source JavaScript engine for displaying MusicXML based on VexFlow.

/*! For license information please see opensheetmusicdisplay.min.js.LICENSE.txt */
!function(t,e){"object"==typeof exports&&"object"==typeof module?module.exports=e():"function"==typeof define&&define.amd?define([],e):"object"==typeof exports?exports.opensheetmusicdisplay=e():t.opensheetmusicdisplay=e()}(this,()=>(()=>{var t={1710(t,e,i){t.exports=function t(e,i,s){function n(o,a){if(!i[o]){if(!e[o]){if(r)return r(o,!0);var l=new Error("Cannot find module '"+o+"'");throw l.code="MODULE_NOT_FOUND",l}var h=i[o]={exports:{}};e[o][0].call(h.exports,function(t){return n(e[o][1][t]||t)},h,h.exports,t,e,i,s)}return i[o].exports}for(var r=void 0,o=0;o<s.length;o++)n(s[o]);return n}({1:[function(t,e,i){"use strict";var s=t("./utils"),n=t("./support"),r="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";i.encode=function(t){for(var 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e=t.meta.percent||0,i=this.entriesCount,s=this._sources.length;this.accumulate?this.contentBuffer.push(t):(this.bytesWritten+=t.data.length,o.prototype.push.call(this,{data:t.data,meta:{currentFile:this.currentFile,percent:i?(e+100*(i-s-1))/i:100}}))},c.prototype.openedSource=function(t){this.currentSourceOffset=this.bytesWritten,this.currentFile=t.file.name;var e=this.streamFiles&&!t.file.dir;if(e){var i=n(t,e,!1,this.currentSourceOffset,this.zipPlatform,this.encodeFileName);this.push({data:i.fileRecord,meta:{percent:0}})}else this.accumulate=!0},c.prototype.closedSource=function(t){this.accumulate=!1;var e=this.streamFiles&&!t.file.dir,i=n(t,e,!0,this.currentSourceOffset,this.zipPlatform,this.encodeFileName);if(this.dirRecords.push(i.dirRecord),e)this.push({data:function(t){return h.DATA_DESCRIPTOR+s(t.crc32,4)+s(t.compressedSize,4)+s(t.uncompressedSize,4)}(t),meta:{percent:100}});else 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t.on("data",function(t){e.processChunk(t)}),t.on("end",function(){e.closedSource(e.previous.streamInfo),e._sources.length?e.prepareNextSource():e.end()}),t.on("error",function(t){e.error(t)}),this},c.prototype.resume=function(){return!!o.prototype.resume.call(this)&&(!this.previous&&this._sources.length?(this.prepareNextSource(),!0):this.previous||this._sources.length||this.generatedError?void 0:(this.end(),!0))},c.prototype.error=function(t){var e=this._sources;if(!o.prototype.error.call(this,t))return!1;for(var i=0;i<e.length;i++)try{e[i].error(t)}catch(t){}return!0},c.prototype.lock=function(){o.prototype.lock.call(this);for(var t=this._sources,e=0;e<t.length;e++)t[e].lock()},e.exports=c},{"../crc32":4,"../signature":23,"../stream/GenericWorker":28,"../utf8":31,"../utils":32}],9:[function(t,e,i){"use strict";var s=t("../compressions"),n=t("./ZipFileWorker");i.generateWorker=function(t,e,i){var r=new 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t}}(s.prototype=t("./object")).loadAsync=t("./load"),s.support=t("./support"),s.defaults=t("./defaults"),s.version="3.10.1",s.loadAsync=function(t,e){return(new s).loadAsync(t,e)},s.external=t("./external"),e.exports=s},{"./defaults":5,"./external":6,"./load":11,"./object":15,"./support":30}],11:[function(t,e,i){"use strict";var s=t("./utils"),n=t("./external"),r=t("./utf8"),o=t("./zipEntries"),a=t("./stream/Crc32Probe"),l=t("./nodejsUtils");function h(t){return new n.Promise(function(e,i){var s=t.decompressed.getContentWorker().pipe(new a);s.on("error",function(t){i(t)}).on("end",function(){s.streamInfo.crc32!==t.decompressed.crc32?i(new Error("Corrupted zip : CRC32 mismatch")):e()}).resume()})}e.exports=function(t,e){var i=this;return e=s.extend(e||{},{base64:!1,checkCRC32:!1,optimizedBinaryString:!1,createFolders:!1,decodeFileName:r.utf8decode}),l.isNode&&l.isStream(t)?n.Promise.reject(new Error("JSZip can't accept a stream when loading a zip file.")):s.prepareContent("the loaded zip file",t,!0,e.optimizedBinaryString,e.base64).then(function(t){var i=new o(e);return i.load(t),i}).then(function(t){var i=[n.Promise.resolve(t)],s=t.files;if(e.checkCRC32)for(var r=0;r<s.length;r++)i.push(h(s[r]));return n.Promise.all(i)}).then(function(t){for(var n=t.shift(),r=n.files,o=0;o<r.length;o++){var a=r[o],l=a.fileNameStr,h=s.resolve(a.fileNameStr);i.file(h,a.decompressed,{binary:!0,optimizedBinaryString:!0,date:a.date,dir:a.dir,comment:a.fileCommentStr.length?a.fileCommentStr:null,unixPermissions:a.unixPermissions,dosPermissions:a.dosPermissions,createFolders:e.createFolders}),a.dir||(i.file(h).unsafeOriginalName=l)}return n.zipComment.length&&(i.comment=n.zipComment),i})}},{"./external":6,"./nodejsUtils":14,"./stream/Crc32Probe":25,"./utf8":31,"./utils":32,"./zipEntries":33}],12:[function(t,e,i){"use strict";var s=t("../utils"),n=t("../stream/GenericWorker");function r(t,e){n.call(this,"Nodejs stream input adapter for 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n=this;t.on("data",function(t,e){n.push(t)||n._helper.pause(),i&&i(e)}).on("error",function(t){n.emit("error",t)}).on("end",function(){n.push(null)})}t("../utils").inherits(n,s),n.prototype._read=function(){this._helper.resume()},e.exports=n},{"../utils":32,"readable-stream":16}],14:[function(t,e,i){"use strict";e.exports={isNode:"undefined"!=typeof Buffer,newBufferFrom:function(t,e){if(Buffer.from&&Buffer.from!==Uint8Array.from)return Buffer.from(t,e);if("number"==typeof t)throw new Error('The "data" argument must not be a number');return new Buffer(t,e)},allocBuffer:function(t){if(Buffer.alloc)return Buffer.alloc(t);var e=new Buffer(t);return e.fill(0),e},isBuffer:function(t){return Buffer.isBuffer(t)},isStream:function(t){return t&&"function"==typeof t.on&&"function"==typeof t.pause&&"function"==typeof t.resume}}},{}],15:[function(t,e,i){"use strict";function s(t,e,i){var s,n=r.getTypeOf(e),a=r.extend(i||{},l);a.date=a.date||new Date,null!==a.compression&&(a.compression=a.compression.toUpperCase()),"string"==typeof a.unixPermissions&&(a.unixPermissions=parseInt(a.unixPermissions,8)),a.unixPermissions&&16384&a.unixPermissions&&(a.dir=!0),a.dosPermissions&&16&a.dosPermissions&&(a.dir=!0),a.dir&&(t=m(t)),a.createFolders&&(s=p(t))&&g.call(this,s,!0);var u="string"===n&&!1===a.binary&&!1===a.base64;i&&void 0!==i.binary||(a.binary=!u),(e instanceof h&&0===e.uncompressedSize||a.dir||!e||0===e.length)&&(a.base64=!1,a.binary=!0,e="",a.compression="STORE",n="string");var b;b=e instanceof h||e instanceof o?e:d.isNode&&d.isStream(e)?new f(t,e):r.prepareContent(t,e,a.binary,a.optimizedBinaryString,a.base64);var S=new c(t,b,a);this.files[t]=S}var n=t("./utf8"),r=t("./utils"),o=t("./stream/GenericWorker"),a=t("./stream/StreamHelper"),l=t("./defaults"),h=t("./compressedObject"),c=t("./zipObject"),u=t("./generate"),d=t("./nodejsUtils"),f=t("./nodejs/NodejsStreamInputAdapter"),p=function(t){"/"===t.slice(-1)&&(t=t.substring(0,t.length-1));var e=t.lastIndexOf("/");return 0<e?t.substring(0,e):""},m=function(t){return"/"!==t.slice(-1)&&(t+="/"),t},g=function(t,e){return e=void 0!==e?e:l.createFolders,t=m(t),this.files[t]||s.call(this,t,null,{dir:!0,createFolders:e}),this.files[t]};function b(t){return"[object RegExp]"===Object.prototype.toString.call(t)}var S={load:function(){throw new Error("This method has been removed in JSZip 3.0, please check the upgrade guide.")},forEach:function(t){var e,i,s;for(e in this.files)s=this.files[e],(i=e.slice(this.root.length,e.length))&&e.slice(0,this.root.length)===this.root&&t(i,s)},filter:function(t){var e=[];return this.forEach(function(i,s){t(i,s)&&e.push(s)}),e},file:function(t,e,i){if(1!==arguments.length)return t=this.root+t,s.call(this,t,e,i),this;if(b(t)){var n=t;return this.filter(function(t,e){return!e.dir&&n.test(t)})}var r=this.files[this.root+t];return r&&!r.dir?r:null},folder:function(t){if(!t)return this;if(b(t))return this.filter(function(e,i){return i.dir&&t.test(e)});var e=this.root+t,i=g.call(this,e),s=this.clone();return s.root=i.name,s},remove:function(t){t=this.root+t;var e=this.files[t];if(e||("/"!==t.slice(-1)&&(t+="/"),e=this.files[t]),e&&!e.dir)delete this.files[t];else for(var i=this.filter(function(e,i){return i.name.slice(0,t.length)===t}),s=0;s<i.length;s++)delete this.files[i[s].name];return this},generate:function(){throw new Error("This method has been removed in JSZip 3.0, please check the upgrade guide.")},generateInternalStream:function(t){var e,i={};try{if((i=r.extend(t||{},{streamFiles:!1,compression:"STORE",compressionOptions:null,type:"",platform:"DOS",comment:null,mimeType:"application/zip",encodeFileName:n.utf8encode})).type=i.type.toLowerCase(),i.compression=i.compression.toUpperCase(),"binarystring"===i.type&&(i.type="string"),!i.type)throw new Error("No output type specified.");r.checkSupport(i.type),"darwin"!==i.platform&&"freebsd"!==i.platform&&"linux"!==i.platform&&"sunos"!==i.platform||(i.platform="UNIX"),"win32"===i.platform&&(i.platform="DOS");var s=i.comment||this.comment||"";e=u.generateWorker(this,i,s)}catch(t){(e=new o("error")).error(t)}return new a(e,i.type||"string",i.mimeType)},generateAsync:function(t,e){return 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If it is, see https://stuk.github.io/jszip/documentation/howto/read_zip.html");this.reader.setIndex(t);var e=t;if(this.checkSignature(r.CENTRAL_DIRECTORY_END),this.readBlockEndOfCentral(),this.diskNumber===n.MAX_VALUE_16BITS||this.diskWithCentralDirStart===n.MAX_VALUE_16BITS||this.centralDirRecordsOnThisDisk===n.MAX_VALUE_16BITS||this.centralDirRecords===n.MAX_VALUE_16BITS||this.centralDirSize===n.MAX_VALUE_32BITS||this.centralDirOffset===n.MAX_VALUE_32BITS){if(this.zip64=!0,(t=this.reader.lastIndexOfSignature(r.ZIP64_CENTRAL_DIRECTORY_LOCATOR))<0)throw new Error("Corrupted zip: can't find the ZIP64 end of central directory locator");if(this.reader.setIndex(t),this.checkSignature(r.ZIP64_CENTRAL_DIRECTORY_LOCATOR),this.readBlockZip64EndOfCentralLocator(),!this.isSignature(this.relativeOffsetEndOfZip64CentralDir,r.ZIP64_CENTRAL_DIRECTORY_END)&&(this.relativeOffsetEndOfZip64CentralDir=this.reader.lastIndexOfSignature(r.ZIP64_CENTRAL_DIRECTORY_END),this.relativeOffsetEndOfZip64CentralDir<0))throw new Error("Corrupted zip: can't find the ZIP64 end of central directory");this.reader.setIndex(this.relativeOffsetEndOfZip64CentralDir),this.checkSignature(r.ZIP64_CENTRAL_DIRECTORY_END),this.readBlockZip64EndOfCentral()}var i=this.centralDirOffset+this.centralDirSize;this.zip64&&(i+=20,i+=12+this.zip64EndOfCentralSize);var s=e-i;if(0<s)this.isSignature(e,r.CENTRAL_FILE_HEADER)||(this.reader.zero=s);else if(s<0)throw new Error("Corrupted zip: missing "+Math.abs(s)+" bytes.")},prepareReader:function(t){this.reader=s(t)},load:function(t){this.prepareReader(t),this.readEndOfCentral(),this.readCentralDir(),this.readLocalFiles()}},e.exports=l},{"./reader/readerFor":22,"./signature":23,"./support":30,"./utils":32,"./zipEntry":34}],34:[function(t,e,i){"use strict";var s=t("./reader/readerFor"),n=t("./utils"),r=t("./compressedObject"),o=t("./crc32"),a=t("./utf8"),l=t("./compressions"),h=t("./support");function c(t,e){this.options=t,this.loadOptions=e}c.prototype={isEncrypted:function(){return!(1&~this.bitFlag)},useUTF8:function(){return!(2048&~this.bitFlag)},readLocalPart:function(t){var e,i;if(t.skip(22),this.fileNameLength=t.readInt(2),i=t.readInt(2),this.fileName=t.readData(this.fileNameLength),t.skip(i),-1===this.compressedSize||-1===this.uncompressedSize)throw new Error("Bug or corrupted zip : didn't get enough information from the central directory (compressedSize === -1 || uncompressedSize === -1)");if(null===(e=function(t){for(var e in l)if(Object.prototype.hasOwnProperty.call(l,e)&&l[e].magic===t)return l[e];return null}(this.compressionMethod)))throw new Error("Corrupted zip : compression "+n.pretty(this.compressionMethod)+" unknown (inner file : "+n.transformTo("string",this.fileName)+")");this.decompressed=new r(this.compressedSize,this.uncompressedSize,this.crc32,e,t.readData(this.compressedSize))},readCentralPart:function(t){this.versionMadeBy=t.readInt(2),t.skip(2),this.bitFlag=t.readInt(2),this.compressionMethod=t.readString(2),this.date=t.readDate(),this.crc32=t.readInt(4),this.compressedSize=t.readInt(4),this.uncompressedSize=t.readInt(4);var e=t.readInt(2);if(this.extraFieldsLength=t.readInt(2),this.fileCommentLength=t.readInt(2),this.diskNumberStart=t.readInt(2),this.internalFileAttributes=t.readInt(2),this.externalFileAttributes=t.readInt(4),this.localHeaderOffset=t.readInt(4),this.isEncrypted())throw new Error("Encrypted zip are not supported");t.skip(e),this.readExtraFields(t),this.parseZIP64ExtraField(t),this.fileComment=t.readData(this.fileCommentLength)},processAttributes:function(){this.unixPermissions=null,this.dosPermissions=null;var t=this.versionMadeBy>>8;this.dir=!!(16&this.externalFileAttributes),0==t&&(this.dosPermissions=63&this.externalFileAttributes),3==t&&(this.unixPermissions=this.externalFileAttributes>>16&65535),this.dir||"/"!==this.fileNameStr.slice(-1)||(this.dir=!0)},parseZIP64ExtraField:function(){if(this.extraFields[1]){var t=s(this.extraFields[1].value);this.uncompressedSize===n.MAX_VALUE_32BITS&&(this.uncompressedSize=t.readInt(8)),this.compressedSize===n.MAX_VALUE_32BITS&&(this.compressedSize=t.readInt(8)),this.localHeaderOffset===n.MAX_VALUE_32BITS&&(this.localHeaderOffset=t.readInt(8)),this.diskNumberStart===n.MAX_VALUE_32BITS&&(this.diskNumberStart=t.readInt(4))}},readExtraFields:function(t){var e,i,s,n=t.index+this.extraFieldsLength;for(this.extraFields||(this.extraFields={});t.index+4<n;)e=t.readInt(2),i=t.readInt(2),s=t.readData(i),this.extraFields[e]={id:e,length:i,value:s};t.setIndex(n)},handleUTF8:function(){var t=h.uint8array?"uint8array":"array";if(this.useUTF8())this.fileNameStr=a.utf8decode(this.fileName),this.fileCommentStr=a.utf8decode(this.fileComment);else{var e=this.findExtraFieldUnicodePath();if(null!==e)this.fileNameStr=e;else{var i=n.transformTo(t,this.fileName);this.fileNameStr=this.loadOptions.decodeFileName(i)}var s=this.findExtraFieldUnicodeComment();if(null!==s)this.fileCommentStr=s;else{var r=n.transformTo(t,this.fileComment);this.fileCommentStr=this.loadOptions.decodeFileName(r)}}},findExtraFieldUnicodePath:function(){var t=this.extraFields[28789];if(t){var e=s(t.value);return 1!==e.readInt(1)||o(this.fileName)!==e.readInt(4)?null:a.utf8decode(e.readData(t.length-5))}return null},findExtraFieldUnicodeComment:function(){var t=this.extraFields[25461];if(t){var e=s(t.value);return 1!==e.readInt(1)||o(this.fileComment)!==e.readInt(4)?null:a.utf8decode(e.readData(t.length-5))}return null}},e.exports=c},{"./compressedObject":2,"./compressions":3,"./crc32":4,"./reader/readerFor":22,"./support":30,"./utf8":31,"./utils":32}],35:[function(t,e,i){"use strict";function s(t,e,i){this.name=t,this.dir=i.dir,this.date=i.date,this.comment=i.comment,this.unixPermissions=i.unixPermissions,this.dosPermissions=i.dosPermissions,this._data=e,this._dataBinary=i.binary,this.options={compression:i.compression,compressionOptions:i.compressionOptions}}var n=t("./stream/StreamHelper"),r=t("./stream/DataWorker"),o=t("./utf8"),a=t("./compressedObject"),l=t("./stream/GenericWorker");s.prototype={internalStream:function(t){var e=null,i="string";try{if(!t)throw new Error("No output type specified.");var s="string"===(i=t.toLowerCase())||"text"===i;"binarystring"!==i&&"text"!==i||(i="string"),e=this._decompressWorker();var r=!this._dataBinary;r&&!s&&(e=e.pipe(new o.Utf8EncodeWorker)),!r&&s&&(e=e.pipe(new o.Utf8DecodeWorker))}catch(t){(e=new l("error")).error(t)}return new n(e,i,"")},async:function(t,e){return this.internalStream(t).accumulate(e)},nodeStream:function(t,e){return this.internalStream(t||"nodebuffer").toNodejsStream(e)},_compressWorker:function(t,e){if(this._data instanceof a&&this._data.compression.magic===t.magic)return this._data.getCompressedWorker();var i=this._decompressWorker();return this._dataBinary||(i=i.pipe(new o.Utf8EncodeWorker)),a.createWorkerFrom(i,t,e)},_decompressWorker:function(){return this._data instanceof a?this._data.getContentWorker():this._data instanceof l?this._data:new r(this._data)}};for(var h=["asText","asBinary","asNodeBuffer","asUint8Array","asArrayBuffer"],c=function(){throw new Error("This method has been removed in JSZip 3.0, please check the upgrade guide.")},u=0;u<h.length;u++)s.prototype[h[u]]=c;e.exports=s},{"./compressedObject":2,"./stream/DataWorker":27,"./stream/GenericWorker":28,"./stream/StreamHelper":29,"./utf8":31}],36:[function(t,e,s){(function(t){"use strict";var i,s,n=t.MutationObserver||t.WebKitMutationObserver;if(n){var r=0,o=new n(c),a=t.document.createTextNode("");o.observe(a,{characterData:!0}),i=function(){a.data=r=++r%2}}else if(t.setImmediate||void 0===t.MessageChannel)i="document"in t&&"onreadystatechange"in t.document.createElement("script")?function(){var e=t.document.createElement("script");e.onreadystatechange=function(){c(),e.onreadystatechange=null,e.parentNode.removeChild(e),e=null},t.document.documentElement.appendChild(e)}:function(){setTimeout(c,0)};else{var l=new t.MessageChannel;l.port1.onmessage=c,i=function(){l.port2.postMessage(0)}}var h=[];function c(){var t,e;s=!0;for(var 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