app.min.js

var t,e,n,o,i,r,a,f,d,s,m,v,y,b,c,x,w,u,l,h;function C(t,e){return t-e}function k(){for(var t=0,e=this.length;t<e;t++)if(void 0!==this[t])return this[t]}function S(){for(var t=this.length;--t;)if(void 0!==this[t])return this[t]}t=this,e=function(){return i={},n.m=o=[function(t,e,n){"use strict";function o(t,e){"object"===(void 0===t?"undefined":c(t))&&(e=t,t=void 0),e=e||{};var n=u(t),o=n.source,i=n.id,r=n.path,a=h[i]&&r in h[i].nsps,s=e.forceNew||e["force new connection"]||!1===e.multiplex||a?l(o,e):(h[i]||(h[i]=l(o,e)),h[i]);return n.query&&!e.query&&(e.query=n.query),s.socket(n.path,e)}var c="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t},u=n(1),i=n(4),l=n(9);n(3)("socket.io-client"),t.exports=e=o;var h=e.managers={};e.protocol=i.protocol,e.connect=o,e.Manager=n(9),e.Socket=n(33)},function(t,e,n){"use strict";var i=n(2);n(3)("socket.io-client:url"),t.exports=function(t,e){var n=t;e=e||"undefined"!=typeof location&&location,null==t&&(t=e.protocol+"//"+e.host),"string"==typeof t&&("/"===t.charAt(0)&&(t="/"===t.charAt(1)?e.protocol+t:e.host+t),/^(https?|wss?):\/\//.test(t)||(t=void 0!==e?e.protocol+"//"+t:"https://"+t),n=i(t)),n.port||(/^(http|ws)$/.test(n.protocol)?n.port="80":/^(http|ws)s$/.test(n.protocol)&&(n.port="443")),n.path=n.path||"/";var o=-1!==n.host.indexOf(":")?"["+n.host+"]":n.host;return n.id=n.protocol+"://"+o+":"+n.port,n.href=n.protocol+"://"+o+(e&&e.port===n.port?"":":"+n.port),n}},function(t,e){var s=/^(?:(?![^:@]+:[^:@\/]*@)(http|https|ws|wss):\/\/)?((?:(([^:@]*)(?::([^:@]*))?)?@)?((?:[a-f0-9]{0,4}:){2,7}[a-f0-9]{0,4}|[^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/,c=["source","protocol","authority","userInfo","user","password","host","port","relative","path","directory","file","query","anchor"];t.exports=function(t){var e=t,n=t.indexOf("["),o=t.indexOf("]");-1!=n&&-1!=o&&(t=t.substring(0,n)+t.substring(n,o).replace(/:/g,";")+t.substring(o,t.length));for(var i=s.exec(t||""),r={},a=14;a--;)r[c[a]]=i[a]||"";return-1!=n&&-1!=o&&(r.source=e,r.host=r.host.substring(1,r.host.length-1).replace(/;/g,":"),r.authority=r.authority.replace("[","").replace("]","").replace(/;/g,":"),r.ipv6uri=!0),r}},function(t,e){"use strict";t.exports=function(){return function(){}}},function(t,s,e){function n(){}function r(t){var e=""+t.type;if(s.BINARY_EVENT!==t.type&&s.BINARY_ACK!==t.type||(e+=t.attachments+"-"),t.nsp&&"/"!==t.nsp&&(e+=t.nsp+","),null!=t.id&&(e+=t.id),null!=t.data){var n=function(t){try{return JSON.stringify(t)}catch(t){return!1}}(t.data);if(!1===n)return d;e+=n}return e}function o(t,i){h.removeBlobs(t,function(t){var e=h.deconstructPacket(t),n=r(e.packet),o=e.buffers;o.unshift(n),i(o)})}function i(){this.reconstructor=null}function a(t){var e=0,n={type:Number(t.charAt(0))};if(null==s.types[n.type])return u("unknown packet type "+n.type);if(s.BINARY_EVENT===n.type||s.BINARY_ACK===n.type){for(var o="";"-"!==t.charAt(++e)&&(o+=t.charAt(e),e!=t.length););if(o!=Number(o)||"-"!==t.charAt(e))throw new Error("Illegal attachments");n.attachments=Number(o)}if("/"===t.charAt(e+1))for(n.nsp="";++e;){if(","===(i=t.charAt(e)))break;if(n.nsp+=i,e===t.length)break}else n.nsp="/";var i,r=t.charAt(e+1);if(""!==r&&Number(r)==r){for(n.id="";++e;){if(null==(i=t.charAt(e))||Number(i)!=i){--e;break}if(n.id+=t.charAt(e),e===t.length)break}n.id=Number(n.id)}if(t.charAt(++e)){var a=function(t){try{return JSON.parse(t)}catch(t){return!1}}(t.substr(e));if(!(!1!==a&&(n.type===s.ERROR||p(a))))return u("invalid payload");n.data=a}return n}function c(t){this.reconPack=t,this.buffers=[]}function u(t){return{type:s.ERROR,data:"parser error: "+t}}var l=(e(3)("socket.io-parser"),e(5)),h=e(6),p=e(7),f=e(8);s.protocol=4,s.types=["CONNECT","DISCONNECT","EVENT","ACK","ERROR","BINARY_EVENT","BINARY_ACK"],s.CONNECT=0,s.DISCONNECT=1,s.EVENT=2,s.ACK=3,s.ERROR=4,s.BINARY_EVENT=5,s.BINARY_ACK=6,s.Encoder=n,s.Decoder=i;var d=s.ERROR+'"encode error"';n.prototype.encode=function(t,e){s.BINARY_EVENT===t.type||s.BINARY_ACK===t.type?o(t,e):e([r(t)])},l(i.prototype),i.prototype.add=function(t){var e;if("string"==typeof t)e=a(t),s.BINARY_EVENT===e.type||s.BINARY_ACK===e.type?(this.reconstructor=new c(e),0===this.reconstructor.reconPack.attachments&&this.emit("decoded",e)):this.emit("decoded",e);else{if(!f(t)&&!t.base64)throw new Error("Unknown type: "+t);if(!this.reconstructor)throw new Error("got binary data when not reconstructing a packet");(e=this.reconstructor.takeBinaryData(t))&&(this.reconstructor=null,this.emit("decoded",e))}},i.prototype.destroy=function(){this.reconstructor&&this.reconstructor.finishedReconstruction()},c.prototype.takeBinaryData=function(t){if(this.buffers.push(t),this.buffers.length!==this.reconPack.attachments)return null;var e=h.reconstructPacket(this.reconPack,this.buffers);return this.finishedReconstruction(),e},c.prototype.finishedReconstruction=function(){this.reconPack=null,this.buffers=[]}},function(t,e,n){function o(t){if(t)return function(t){for(var e in o.prototype)t[e]=o.prototype[e];return t}(t)}(t.exports=o).prototype.on=o.prototype.addEventListener=function(t,e){return this._callbacks=this._callbacks||{},(this._callbacks["$"+t]=this._callbacks["$"+t]||[]).push(e),this},o.prototype.once=function(t,e){function n(){this.off(t,n),e.apply(this,arguments)}return n.fn=e,this.on(t,n),this},o.prototype.off=o.prototype.removeListener=o.prototype.removeAllListeners=o.prototype.removeEventListener=function(t,e){if(this._callbacks=this._callbacks||{},0==arguments.length)return this._callbacks={},this;var n=this._callbacks["$"+t];if(!n)return this;if(1==arguments.length)return delete this._callbacks["$"+t],this;for(var o,i=0;i<n.length;i++)if((o=n[i])===e||o.fn===e){n.splice(i,1);break}return this},o.prototype.emit=function(t){this._callbacks=this._callbacks||{};var e=[].slice.call(arguments,1),n=this._callbacks["$"+t];if(n)for(var o=0,i=(n=n.slice(0)).length;o<i;++o)n[o].apply(this,e);return this},o.prototype.listeners=function(t){return this._callbacks=this._callbacks||{},this._callbacks["$"+t]||[]},o.prototype.hasListeners=function(t){return!!this.listeners(t).length}},function(t,e,n){var l=n(7),h=n(8),o=Object.prototype.toString,p="function"==typeof Blob||"undefined"!=typeof Blob&&"[object BlobConstructor]"===o.call(Blob),f="function"==typeof File||"undefined"!=typeof File&&"[object FileConstructor]"===o.call(File);e.deconstructPacket=function(t){var e=[],n=t.data,o=t;return o.data=function t(e,n){if(!e)return e;if(h(e)){var o={_placeholder:!0,num:n.length};return n.push(e),o}if(l(e)){for(var i=new Array(e.length),r=0;r<e.length;r++)i[r]=t(e[r],n);return i}if("object"!=typeof e||e instanceof Date)return e;i={};for(var a in e)i[a]=t(e[a],n);return i}(n,e),o.attachments=e.length,{packet:o,buffers:e}},e.reconstructPacket=function(t,e){return t.data=function t(e,n){if(!e)return e;if(e&&e._placeholder)return n[e.num];if(l(e))for(var o=0;o<e.length;o++)e[o]=t(e[o],n);else if("object"==typeof e)for(var i in e)e[i]=t(e[i],n);return e}(t.data,e),t.attachments=void 0,t},e.removeBlobs=function(t,s){var c=0,u=t;(function t(e,n,o){if(!e)return e;if(p&&e instanceof Blob||f&&e instanceof File){c++;var i=new FileReader;i.onload=function(){o?o[n]=this.result:u=this.result,--c||s(u)},i.readAsArrayBuffer(e)}else if(l(e))for(var r=0;r<e.length;r++)t(e[r],r,e);else if("object"==typeof e&&!h(e))for(var a in e)t(e[a],a,e)})(u),c||s(u)}},function(t,e){var n={}.toString;t.exports=Array.isArray||function(t){return"[object Array]"==n.call(t)}},function(t,e){t.exports=function(t){return n&&Buffer.isBuffer(t)||o&&(t instanceof ArrayBuffer||i(t))};var n="function"==typeof Buffer&&"function"==typeof Buffer.isBuffer,o="function"==typeof ArrayBuffer,i=function(t){return"function"==typeof ArrayBuffer.isView?ArrayBuffer.isView(t):t.buffer instanceof ArrayBuffer}},function(t,e,n){"use strict";function o(t,e){if(!(this instanceof o))return new o(t,e);t&&"object"===(void 0===t?"undefined":i(t))&&(e=t,t=void 0),(e=e||{}).path=e.path||"/socket.io",this.nsps={},this.subs=[],this.opts=e,this.reconnection(!1!==e.reconnection),this.reconnectionAttempts(e.reconnectionAttempts||1/0),this.reconnectionDelay(e.reconnectionDelay||1e3),this.reconnectionDelayMax(e.reconnectionDelayMax||5e3),this.randomizationFactor(e.randomizationFactor||.5),this.backoff=new p({min:this.reconnectionDelay(),max:this.reconnectionDelayMax(),jitter:this.randomizationFactor()}),this.timeout(null==e.timeout?2e4:e.timeout),this.readyState="closed",this.uri=t,this.connecting=[],this.lastPing=null,this.encoding=!1,this.packetBuffer=[];var n=e.parser||s;this.encoder=new n.Encoder,this.decoder=new n.Decoder,this.autoConnect=!1!==e.autoConnect,this.autoConnect&&this.open()}var i="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t},c=n(10),r=n(33),a=n(5),s=n(4),u=n(35),l=n(36),h=(n(3)("socket.io-client:manager"),n(32)),p=n(37),f=Object.prototype.hasOwnProperty;(t.exports=o).prototype.emitAll=function(){for(var t in this.emit.apply(this,arguments),this.nsps)f.call(this.nsps,t)&&this.nsps[t].emit.apply(this.nsps[t],arguments)},o.prototype.updateSocketIds=function(){for(var t in this.nsps)f.call(this.nsps,t)&&(this.nsps[t].id=this.generateId(t))},o.prototype.generateId=function(t){return("/"===t?"":t+"#")+this.engine.id},a(o.prototype),o.prototype.reconnection=function(t){return arguments.length?(this._reconnection=!!t,this):this._reconnection},o.prototype.reconnectionAttempts=function(t){return arguments.length?(this._reconnectionAttempts=t,this):this._reconnectionAttempts},o.prototype.reconnectionDelay=function(t){return arguments.length?(this._reconnectionDelay=t,this.backoff&&this.backoff.setMin(t),this):this._reconnectionDelay},o.prototype.randomizationFactor=function(t){return arguments.length?(this._randomizationFactor=t,this.backoff&&this.backoff.setJitter(t),this):this._randomizationFactor},o.prototype.reconnectionDelayMax=function(t){return arguments.length?(this._reconnectionDelayMax=t,this.backoff&&this.backoff.setMax(t),this):this._reconnectionDelayMax},o.prototype.timeout=function(t){return arguments.length?(this._timeout=t,this):this._timeout},o.prototype.maybeReconnectOnOpen=function(){!this.reconnecting&&this._reconnection&&0===this.backoff.attempts&&this.reconnect()},o.prototype.open=o.prototype.connect=function(n,t){if(~this.readyState.indexOf("open"))return this;this.engine=c(this.uri,this.opts);var e=this.engine,o=this;this.readyState="opening",this.skipReconnect=!1;var i,r,a=u(e,"open",function(){o.onopen(),n&&n()}),s=u(e,"error",function(t){var e;o.cleanup(),o.readyState="closed",o.emitAll("connect_error",t),n?((e=new Error("Connection error")).data=t,n(e)):o.maybeReconnectOnOpen()});return!1!==this._timeout&&(i=this._timeout,r=setTimeout(function(){a.destroy(),e.close(),e.emit("error","timeout"),o.emitAll("connect_timeout",i)},i),this.subs.push({destroy:function(){clearTimeout(r)}})),this.subs.push(a),this.subs.push(s),this},o.prototype.onopen=function(){this.cleanup(),this.readyState="open",this.emit("open");var t=this.engine;this.subs.push(u(t,"data",l(this,"ondata"))),this.subs.push(u(t,"ping",l(this,"onping"))),this.subs.push(u(t,"pong",l(this,"onpong"))),this.subs.push(u(t,"error",l(this,"onerror"))),this.subs.push(u(t,"close",l(this,"onclose"))),this.subs.push(u(this.decoder,"decoded",l(this,"ondecoded")))},o.prototype.onping=function(){this.lastPing=new Date,this.emitAll("ping")},o.prototype.onpong=function(){this.emitAll("pong",new Date-this.lastPing)},o.prototype.ondata=function(t){this.decoder.add(t)},o.prototype.ondecoded=function(t){this.emit("packet",t)},o.prototype.onerror=function(t){this.emitAll("error",t)},o.prototype.socket=function(t,e){function n(){~h(o.connecting,i)||o.connecting.push(i)}var o,i=this.nsps[t];return i||(i=new r(this,t,e),this.nsps[t]=i,o=this,i.on("connecting",n),i.on("connect",function(){i.id=o.generateId(t)}),this.autoConnect&&n()),i},o.prototype.destroy=function(t){var e=h(this.connecting,t);~e&&this.connecting.splice(e,1),this.connecting.length||this.close()},o.prototype.packet=function(n){var o=this;n.query&&0===n.type&&(n.nsp+="?"+n.query),o.encoding?o.packetBuffer.push(n):(o.encoding=!0,this.encoder.encode(n,function(t){for(var e=0;e<t.length;e++)o.engine.write(t[e],n.options);o.encoding=!1,o.processPacketQueue()}))},o.prototype.processPacketQueue=function(){var t;0<this.packetBuffer.length&&!this.encoding&&(t=this.packetBuffer.shift(),this.packet(t))},o.prototype.cleanup=function(){for(var t=this.subs.length,e=0;e<t;e++){this.subs.shift().destroy()}this.packetBuffer=[],this.encoding=!1,this.lastPing=null,this.decoder.destroy()},o.prototype.close=o.prototype.disconnect=function(){this.skipReconnect=!0,this.reconnecting=!1,"opening"===this.readyState&&this.cleanup(),this.backoff.reset(),this.readyState="closed",this.engine&&this.engine.close()},o.prototype.onclose=function(t){this.cleanup(),this.backoff.reset(),this.readyState="closed",this.emit("close",t),this._reconnection&&!this.skipReconnect&&this.reconnect()},o.prototype.reconnect=function(){if(this.reconnecting||this.skipReconnect)return this;var t,e,n=this;this.backoff.attempts>=this._reconnectionAttempts?(this.backoff.reset(),this.emitAll("reconnect_failed"),this.reconnecting=!1):(t=this.backoff.duration(),this.reconnecting=!0,e=setTimeout(function(){n.skipReconnect||(n.emitAll("reconnect_attempt",n.backoff.attempts),n.emitAll("reconnecting",n.backoff.attempts),n.skipReconnect||n.open(function(t){t?(n.reconnecting=!1,n.reconnect(),n.emitAll("reconnect_error",t.data)):n.onreconnect()}))},t),this.subs.push({destroy:function(){clearTimeout(e)}}))},o.prototype.onreconnect=function(){var t=this.backoff.attempts;this.reconnecting=!1,this.backoff.reset(),this.updateSocketIds(),this.emitAll("reconnect",t)}},function(t,e,n){t.exports=n(11),t.exports.parser=n(18)},function(t,e,n){function h(t,e){return this instanceof h?(e=e||{},t&&"object"==typeof t&&(e=t,t=null),t?(t=s(t),e.hostname=t.host,e.secure="https"===t.protocol||"wss"===t.protocol,e.port=t.port,t.query&&(e.query=t.query)):e.host&&(e.hostname=s(e.host).host),this.secure=null!=e.secure?e.secure:"undefined"!=typeof location&&"https:"===location.protocol,e.hostname&&!e.port&&(e.port=this.secure?"443":"80"),this.agent=e.agent||!1,this.hostname=e.hostname||("undefined"!=typeof location?location.hostname:"localhost"),this.port=e.port||("undefined"!=typeof location&&location.port?location.port:this.secure?443:80),this.query=e.query||{},"string"==typeof this.query&&(this.query=c.decode(this.query)),this.upgrade=!1!==e.upgrade,this.path=(e.path||"/engine.io").replace(/\/$/,"")+"/",this.forceJSONP=!!e.forceJSONP,this.jsonp=!1!==e.jsonp,this.forceBase64=!!e.forceBase64,this.enablesXDR=!!e.enablesXDR,this.withCredentials=!1!==e.withCredentials,this.timestampParam=e.timestampParam||"t",this.timestampRequests=e.timestampRequests,this.transports=e.transports||["polling","websocket"],this.transportOptions=e.transportOptions||{},this.readyState="",this.writeBuffer=[],this.prevBufferLen=0,this.policyPort=e.policyPort||843,this.rememberUpgrade=e.rememberUpgrade||!1,this.binaryType=null,this.onlyBinaryUpgrades=e.onlyBinaryUpgrades,this.perMessageDeflate=!1!==e.perMessageDeflate&&(e.perMessageDeflate||{}),!0===this.perMessageDeflate&&(this.perMessageDeflate={}),this.perMessageDeflate&&null==this.perMessageDeflate.threshold&&(this.perMessageDeflate.threshold=1024),this.pfx=e.pfx||null,this.key=e.key||null,this.passphrase=e.passphrase||null,this.cert=e.cert||null,this.ca=e.ca||null,this.ciphers=e.ciphers||null,this.rejectUnauthorized=void 0===e.rejectUnauthorized||e.rejectUnauthorized,this.forceNode=!!e.forceNode,this.isReactNative="undefined"!=typeof navigator&&"string"==typeof navigator.product&&"reactnative"===navigator.product.toLowerCase(),"undefined"!=typeof self&&!this.isReactNative||(e.extraHeaders&&0<Object.keys(e.extraHeaders).length&&(this.extraHeaders=e.extraHeaders),e.localAddress&&(this.localAddress=e.localAddress)),this.id=null,this.upgrades=null,this.pingInterval=null,this.pingTimeout=null,this.pingIntervalTimer=null,this.pingTimeoutTimer=null,void this.open()):new h(t,e)}var o=n(12),i=n(5),r=(n(3)("engine.io-client:socket"),n(32)),a=n(18),s=n(2),c=n(26);(t.exports=h).priorWebsocketSuccess=!1,i(h.prototype),h.protocol=a.protocol,(h.Socket=h).Transport=n(17),h.transports=n(12),h.parser=n(18),h.prototype.createTransport=function(t){var e=function(t){var e={};for(var n in t)t.hasOwnProperty(n)&&(e[n]=t[n]);return e}(this.query);e.EIO=a.protocol,e.transport=t;var n=this.transportOptions[t]||{};return this.id&&(e.sid=this.id),new o[t]({query:e,socket:this,agent:n.agent||this.agent,hostname:n.hostname||this.hostname,port:n.port||this.port,secure:n.secure||this.secure,path:n.path||this.path,forceJSONP:n.forceJSONP||this.forceJSONP,jsonp:n.jsonp||this.jsonp,forceBase64:n.forceBase64||this.forceBase64,enablesXDR:n.enablesXDR||this.enablesXDR,withCredentials:n.withCredentials||this.withCredentials,timestampRequests:n.timestampRequests||this.timestampRequests,timestampParam:n.timestampParam||this.timestampParam,policyPort:n.policyPort||this.policyPort,pfx:n.pfx||this.pfx,key:n.key||this.key,passphrase:n.passphrase||this.passphrase,cert:n.cert||this.cert,ca:n.ca||this.ca,ciphers:n.ciphers||this.ciphers,rejectUnauthorized:n.rejectUnauthorized||this.rejectUnauthorized,perMessageDeflate:n.perMessageDeflate||this.perMessageDeflate,extraHeaders:n.extraHeaders||this.extraHeaders,forceNode:n.forceNode||this.forceNode,localAddress:n.localAddress||this.localAddress,requestTimeout:n.requestTimeout||this.requestTimeout,protocols:n.protocols||void 0,isReactNative:this.isReactNative})},h.prototype.open=function(){var t;if(this.rememberUpgrade&&h.priorWebsocketSuccess&&-1!==this.transports.indexOf("websocket"))t="websocket";else{if(0===this.transports.length){var e=this;return void setTimeout(function(){e.emit("error","No transports available")},0)}t=this.transports[0]}this.readyState="opening";try{t=this.createTransport(t)}catch(t){return this.transports.shift(),void this.open()}t.open(),this.setTransport(t)},h.prototype.setTransport=function(t){var e=this;this.transport&&this.transport.removeAllListeners(),(this.transport=t).on("drain",function(){e.onDrain()}).on("packet",function(t){e.onPacket(t)}).on("error",function(t){e.onError(t)}).on("close",function(){e.onClose("transport close")})},h.prototype.probe=function(t){function e(){var t;l.onlyBinaryUpgrades&&(t=!this.supportsBinary&&l.transport.supportsBinary,u=u||t),u||(c.send([{type:"ping",data:"probe"}]),c.once("packet",function(t){if(!u)if("pong"===t.type&&"probe"===t.data){if(l.upgrading=!0,l.emit("upgrading",c),!c)return;h.priorWebsocketSuccess="websocket"===c.name,l.transport.pause(function(){u||"closed"!==l.readyState&&(s(),l.setTransport(c),c.send([{type:"upgrade"}]),l.emit("upgrade",c),c=null,l.upgrading=!1,l.flush())})}else{var e=new Error("probe error");e.transport=c.name,l.emit("upgradeError",e)}}))}function n(){u||(u=!0,s(),c.close(),c=null)}function o(t){var e=new Error("probe error: "+t);e.transport=c.name,n(),l.emit("upgradeError",e)}function i(){o("transport closed")}function r(){o("socket closed")}function a(t){c&&t.name!==c.name&&n()}function s(){c.removeListener("open",e),c.removeListener("error",o),c.removeListener("close",i),l.removeListener("close",r),l.removeListener("upgrading",a)}var c=this.createTransport(t,{probe:1}),u=!1,l=this;h.priorWebsocketSuccess=!1,c.once("open",e),c.once("error",o),c.once("close",i),this.once("close",r),this.once("upgrading",a),c.open()},h.prototype.onOpen=function(){if(this.readyState="open",h.priorWebsocketSuccess="websocket"===this.transport.name,this.emit("open"),this.flush(),"open"===this.readyState&&this.upgrade&&this.transport.pause)for(var t=0,e=this.upgrades.length;t<e;t++)this.probe(this.upgrades[t])},h.prototype.onPacket=function(t){if("opening"===this.readyState||"open"===this.readyState||"closing"===this.readyState)switch(this.emit("packet",t),this.emit("heartbeat"),t.type){case"open":this.onHandshake(JSON.parse(t.data));break;case"pong":this.setPing(),this.emit("pong");break;case"error":var e=new Error("server 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t=this;this.sendPacket("ping",function(){t.emit("ping")})},h.prototype.onDrain=function(){this.writeBuffer.splice(0,this.prevBufferLen),(this.prevBufferLen=0)===this.writeBuffer.length?this.emit("drain"):this.flush()},h.prototype.flush=function(){"closed"!==this.readyState&&this.transport.writable&&!this.upgrading&&this.writeBuffer.length&&(this.transport.send(this.writeBuffer),this.prevBufferLen=this.writeBuffer.length,this.emit("flush"))},h.prototype.write=h.prototype.send=function(t,e,n){return this.sendPacket("message",t,e,n),this},h.prototype.sendPacket=function(t,e,n,o){var i;"function"==typeof e&&(o=e,e=void 0),"function"==typeof n&&(o=n,n=null),"closing"!==this.readyState&&"closed"!==this.readyState&&((n=n||{}).compress=!1!==n.compress,i={type:t,data:e,options:n},this.emit("packetCreate",i),this.writeBuffer.push(i),o&&this.once("flush",o),this.flush())},h.prototype.close=function(){function t(){o.onClose("forced close"),o.transport.close()}function e(){o.removeListener("upgrade",e),o.removeListener("upgradeError",e),t()}function n(){o.once("upgrade",e),o.once("upgradeError",e)}var o;return"opening"!==this.readyState&&"open"!==this.readyState||(this.readyState="closing",(o=this).writeBuffer.length?this.once("drain",function(){(this.upgrading?n:t)()}):(this.upgrading?n:t)()),this},h.prototype.onError=function(t){h.priorWebsocketSuccess=!1,this.emit("error",t),this.onClose("transport error",t)},h.prototype.onClose=function(t,e){"opening"!==this.readyState&&"open"!==this.readyState&&"closing"!==this.readyState||(clearTimeout(this.pingIntervalTimer),clearTimeout(this.pingTimeoutTimer),this.transport.removeAllListeners("close"),this.transport.close(),this.transport.removeAllListeners(),this.readyState="closed",this.id=null,this.emit("close",t,e),this.writeBuffer=[],this.prevBufferLen=0)},h.prototype.filterUpgrades=function(t){for(var e=[],n=0,o=t.length;n<o;n++)~r(this.transports,t[n])&&e.push(t[n]);return e}},function(t,e,n){var a=n(13),s=n(15),c=n(29),o=n(30);e.polling=function(t){var e,n,o=!1,i=!1,r=!1!==t.jsonp;if("undefined"!=typeof location&&(e="https:"===location.protocol,n=(n=location.port)||(e?443:80),o=t.hostname!==location.hostname||n!==t.port,i=t.secure!==e),t.xdomain=o,t.xscheme=i,"open"in new a(t)&&!t.forceJSONP)return new s(t);if(!r)throw new Error("JSONP disabled");return new c(t)},e.websocket=o},function(t,e,n){var i=n(14);t.exports=function(t){var e=t.xdomain,n=t.xscheme,o=t.enablesXDR;try{if("undefined"!=typeof XMLHttpRequest&&(!e||i))return new XMLHttpRequest}catch(t){}try{if("undefined"!=typeof XDomainRequest&&!n&&o)return new XDomainRequest}catch(t){}if(!e)try{return new(self[["Active"].concat("Object").join("X")])("Microsoft.XMLHTTP")}catch(t){}}},function(t,e){try{t.exports="undefined"!=typeof XMLHttpRequest&&"withCredentials"in new XMLHttpRequest}catch(e){t.exports=!1}},function(t,e,n){function o(){}function i(t){var e,n;u.call(this,t),this.requestTimeout=t.requestTimeout,this.extraHeaders=t.extraHeaders,"undefined"!=typeof location&&(e="https:"===location.protocol,n=(n=location.port)||(e?443:80),this.xd="undefined"!=typeof location&&t.hostname!==location.hostname||n!==t.port,this.xs=t.secure!==e)}function r(t){this.method=t.method||"GET",this.uri=t.uri,this.xd=!!t.xd,this.xs=!!t.xs,this.async=!1!==t.async,this.data=void 0!==t.data?t.data:null,this.agent=t.agent,this.isBinary=t.isBinary,this.supportsBinary=t.supportsBinary,this.enablesXDR=t.enablesXDR,this.withCredentials=t.withCredentials,this.requestTimeout=t.requestTimeout,this.pfx=t.pfx,this.key=t.key,this.passphrase=t.passphrase,this.cert=t.cert,this.ca=t.ca,this.ciphers=t.ciphers,this.rejectUnauthorized=t.rejectUnauthorized,this.extraHeaders=t.extraHeaders,this.create()}function a(){for(var t in r.requests)r.requests.hasOwnProperty(t)&&r.requests[t].abort()}var s,c=n(13),u=n(16),l=n(5),h=n(27);n(3)("engine.io-client:polling-xhr"),t.exports=i,t.exports.Request=r,h(i,u),i.prototype.supportsBinary=!0,i.prototype.request=function(t){return(t=t||{}).uri=this.uri(),t.xd=this.xd,t.xs=this.xs,t.agent=this.agent||!1,t.supportsBinary=this.supportsBinary,t.enablesXDR=this.enablesXDR,t.withCredentials=this.withCredentials,t.pfx=this.pfx,t.key=this.key,t.passphrase=this.passphrase,t.cert=this.cert,t.ca=this.ca,t.ciphers=this.ciphers,t.rejectUnauthorized=this.rejectUnauthorized,t.requestTimeout=this.requestTimeout,t.extraHeaders=this.extraHeaders,new r(t)},i.prototype.doWrite=function(t,e){var n="string"!=typeof t&&void 0!==t,o=this.request({method:"POST",data:t,isBinary:n}),i=this;o.on("success",e),o.on("error",function(t){i.onError("xhr post error",t)}),this.sendXhr=o},i.prototype.doPoll=function(){var t=this.request(),e=this;t.on("data",function(t){e.onData(t)}),t.on("error",function(t){e.onError("xhr poll 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i=n(17),r=n(26),a=n(18),s=n(27),c=n(28);n(3)("engine.io-client:polling"),t.exports=o;var u=null!=new(n(13))({xdomain:!1}).responseType;s(o,i),o.prototype.name="polling",o.prototype.doOpen=function(){this.poll()},o.prototype.pause=function(t){function e(){o.readyState="paused",t()}var n,o=this;this.readyState="pausing",this.polling||!this.writable?(n=0,this.polling&&(n++,this.once("pollComplete",function(){--n||e()})),this.writable||(n++,this.once("drain",function(){--n||e()}))):e()},o.prototype.poll=function(){this.polling=!0,this.doPoll(),this.emit("poll")},o.prototype.onData=function(t){var o=this;a.decodePayload(t,this.socket.binaryType,function(t,e,n){return"opening"===o.readyState&&o.onOpen(),"close"===t.type?(o.onClose(),!1):void o.onPacket(t)}),"closed"!==this.readyState&&(this.polling=!1,this.emit("pollComplete"),"open"===this.readyState&&this.poll())},o.prototype.doClose=function(){function t(){e.write([{type:"close"}])}var e=this;"open"===this.readyState?t():this.once("open",t)},o.prototype.write=function(t){var e=this;this.writable=!1;function n(){e.writable=!0,e.emit("drain")}a.encodePayload(t,this.supportsBinary,function(t){e.doWrite(t,n)})},o.prototype.uri=function(){var t=this.query||{},e=this.secure?"https":"http",n="";return!1!==this.timestampRequests&&(t[this.timestampParam]=c()),this.supportsBinary||t.sid||(t.b64=1),t=r.encode(t),this.port&&("https"==e&&443!==Number(this.port)||"http"==e&&80!==Number(this.port))&&(n=":"+this.port),t.length&&(t="?"+t),e+"://"+(-1!==this.hostname.indexOf(":")?"["+this.hostname+"]":this.hostname)+n+this.path+t}},function(t,e,n){function o(t){this.path=t.path,this.hostname=t.hostname,this.port=t.port,this.secure=t.secure,this.query=t.query,this.timestampParam=t.timestampParam,this.timestampRequests=t.timestampRequests,this.readyState="",this.agent=t.agent||!1,this.socket=t.socket,this.enablesXDR=t.enablesXDR,this.withCredentials=t.withCredentials,this.pfx=t.pfx,this.key=t.key,this.passphrase=t.passphrase,this.cert=t.cert,this.ca=t.ca,this.ciphers=t.ciphers,this.rejectUnauthorized=t.rejectUnauthorized,this.forceNode=t.forceNode,this.isReactNative=t.isReactNative,this.extraHeaders=t.extraHeaders,this.localAddress=t.localAddress}var i=n(18);n(5)((t.exports=o).prototype),o.prototype.onError=function(t,e){var n=new Error(t);return n.type="TransportError",n.description=e,this.emit("error",n),this},o.prototype.open=function(){return"closed"!==this.readyState&&""!==this.readyState||(this.readyState="opening",this.doOpen()),this},o.prototype.close=function(){return"opening"!==this.readyState&&"open"!==this.readyState||(this.doClose(),this.onClose()),this},o.prototype.send=function(t){if("open"!==this.readyState)throw new Error("Transport not open");this.write(t)},o.prototype.onOpen=function(){this.readyState="open",this.writable=!0,this.emit("open")},o.prototype.onData=function(t){var e=i.decodePacket(t,this.socket.binaryType);this.onPacket(e)},o.prototype.onPacket=function(t){this.emit("packet",t)},o.prototype.onClose=function(){this.readyState="closed",this.emit("close")}},function(t,p,e){function s(t,e,n){if(!e)return p.encodeBase64Packet(t,n);if(h)return function(t,e,n){if(!e)return p.encodeBase64Packet(t,n);var o=new FileReader;return o.onload=function(){p.encodePacket({type:t.type,data:o.result},e,!0,n)},o.readAsArrayBuffer(t.data)}(t,e,n);var o=new Uint8Array(1);return o[0]=d[t.type],n(new v([o.buffer,t.data]))}function i(t,e,n){for(var i=new Array(t.length),o=c(t.length,n),r=0;r<t.length;r++)!function(n,t,o){e(t,function(t,e){i[n]=e,o(t,i)})}(r,t[r],o)}var r,n=e(19),a=e(20),f=e(21),c=e(22),u=e(23);"undefined"!=typeof ArrayBuffer&&(r=e(24));var o="undefined"!=typeof navigator&&/Android/i.test(navigator.userAgent),l="undefined"!=typeof navigator&&/PhantomJS/i.test(navigator.userAgent),h=o||l;p.protocol=3;var d=p.packets={open:0,close:1,ping:2,pong:3,message:4,upgrade:5,noop:6},g=n(d),m={type:"error",data:"parser error"},v=e(25);p.encodePacket=function(t,e,n,o){"function"==typeof e&&(o=e,e=!1),"function"==typeof n&&(o=n,n=null);var i,r=void 0===t.data?void 0:t.data.buffer||t.data;if("undefined"!=typeof ArrayBuffer&&r instanceof ArrayBuffer)return function(t,e,n){if(!e)return p.encodeBase64Packet(t,n);var o=t.data,i=new Uint8Array(o),r=new Uint8Array(1+o.byteLength);r[0]=d[t.type];for(var a=0;a<i.length;a++)r[a+1]=i[a];return n(r.buffer)}(t,e,o);if(void 0!==v&&r instanceof v)return s(t,e,o);if(r&&r.base64)return i=t,o("b"+p.packets[i.type]+i.data.data);var a=d[t.type];return void 0!==t.data&&(a+=n?u.encode(String(t.data),{strict:!1}):String(t.data)),o(""+a)},p.encodeBase64Packet=function(e,n){var o,i="b"+p.packets[e.type];if(void 0!==v&&e.data instanceof v){var r=new FileReader;return r.onload=function(){var t=r.result.split(",")[1];n(i+t)},r.readAsDataURL(e.data)}try{o=String.fromCharCode.apply(null,new Uint8Array(e.data))}catch(t){for(var a=new Uint8Array(e.data),s=new Array(a.length),c=0;c<a.length;c++)s[c]=a[c];o=String.fromCharCode.apply(null,s)}return i+=btoa(o),n(i)},p.decodePacket=function(t,e,n){if(void 0===t)return m;if("string"==typeof t){if("b"===t.charAt(0))return 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e,n,o,i=this.isZoomDifferent(t),r=this.isPanDifferent(t);(i||r)&&(i&&(!1===this.options.beforeZoom(this.getRelativeZoom(),this.computeRelativeZoom(t.a))?(t.a=t.d=this.activeState.zoom,i=!1):(this.updateCache(t),this.options.onZoom(this.getRelativeZoom()))),r&&((o=n=!1)===(e=this.options.beforePan(this.getPan(),{x:t.e,y:t.f}))?(t.e=this.getPan().x,t.f=this.getPan().y,n=o=!0):a.isObject(e)&&(!1===e.x?(t.e=this.getPan().x,n=!0):a.isNumber(e.x)&&(t.e=e.x),!1===e.y?(t.f=this.getPan().y,o=!0):a.isNumber(e.y)&&(t.f=e.y)),n&&o||!this.isPanDifferent(t)?r=!1:(this.updateCache(t),this.options.onPan(this.getPan()))),(i||r)&&this.updateCTMOnNextFrame())},o.prototype.isZoomDifferent=function(t){return this.activeState.zoom!==t.a},o.prototype.isPanDifferent=function(t){return this.activeState.x!==t.e||this.activeState.y!==t.f},o.prototype.updateCache=function(t){this.activeState.zoom=t.a,this.activeState.x=t.e,this.activeState.y=t.f},o.prototype.pendingUpdate=!1,o.prototype.updateCTMOnNextFrame=function(){this.pendingUpdate||(this.pendingUpdate=!0,this.requestAnimationFrame.call(window,this.updateCTMCached))},o.prototype.updateCTM=function(){var t=this.getCTM();i.setCTM(this.viewport,t,this.defs),this.pendingUpdate=!1,this.options.onUpdatedCTM&&this.options.onUpdatedCTM(t)},e.exports=function(t,e){return new o(t,e)}},{"./svg-utilities":5,"./utilities":7}],3:[function(t,e,n){var o=t("./svg-pan-zoom.js"),i=window;document,"function"==typeof define&&define.amd?define("svg-pan-zoom",function(){return o}):void 0!==e&&e.exports&&(e.exports=o,i.svgPanZoom=o)},{"./svg-pan-zoom.js":4}],4:[function(t,e,n){function i(t,e){this.init(t,e)}var o=t("./uniwheel"),r=t("./control-icons"),a=t("./utilities"),s=t("./svg-utilities"),c=t("./shadow-viewport"),u={viewportSelector:".svg-pan-zoom_viewport",panEnabled:!0,controlIconsEnabled:!1,zoomEnabled:!0,dblClickZoomEnabled:!0,mouseWheelZoomEnabled:!0,preventMouseEventsDefault:!0,zoomScaleSensitivity:.1,minZoom:.5,maxZoom:10,fit:!0,contain:!1,center:!0,refreshRate:"auto",beforeZoom:null,onZoom:null,beforePan:null,onPan:null,customEventsHandler:null,eventsListenerElement:null,onUpdatedCTM:null},l={passive:!0};i.prototype.init=function(t,e){var n=this;this.svg=t,this.defs=t.querySelector("defs"),s.setupSvgAttributes(this.svg),this.options=a.extend(a.extend({},u),e),this.state="none";var o=s.getBoundingClientRectNormalized(t);this.width=o.width,this.height=o.height,this.viewport=c(s.getOrCreateViewport(this.svg,this.options.viewportSelector),{svg:this.svg,width:this.width,height:this.height,fit:this.options.fit,contain:this.options.contain,center:this.options.center,refreshRate:this.options.refreshRate,beforeZoom:function(t,e){if(n.viewport&&n.options.beforeZoom)return n.options.beforeZoom(t,e)},onZoom:function(t){if(n.viewport&&n.options.onZoom)return n.options.onZoom(t)},beforePan:function(t,e){if(n.viewport&&n.options.beforePan)return n.options.beforePan(t,e)},onPan:function(t){if(n.viewport&&n.options.onPan)return n.options.onPan(t)},onUpdatedCTM:function(t){if(n.viewport&&n.options.onUpdatedCTM)return n.options.onUpdatedCTM(t)}});var i=this.getPublicInstance();i.setBeforeZoom(this.options.beforeZoom),i.setOnZoom(this.options.onZoom),i.setBeforePan(this.options.beforePan),i.setOnPan(this.options.onPan),i.setOnUpdatedCTM(this.options.onUpdatedCTM),this.options.controlIconsEnabled&&r.enable(this),this.lastMouseWheelEventTime=Date.now(),this.setupHandlers()},i.prototype.setupHandlers=function(){var n=this,o=null;if(this.eventListeners={mousedown:function(t){var e=n.handleMouseDown(t,o);return o=t,e},touchstart:function(t){var e=n.handleMouseDown(t,o);return o=t,e},mouseup:function(t){return n.handleMouseUp(t)},touchend:function(t){return n.handleMouseUp(t)},mousemove:function(t){return n.handleMouseMove(t)},touchmove:function(t){return n.handleMouseMove(t)},mouseleave:function(t){return n.handleMouseUp(t)},touchleave:function(t){return n.handleMouseUp(t)},touchcancel:function(t){return n.handleMouseUp(t)}},null!=this.options.customEventsHandler){this.options.customEventsHandler.init({svgElement:this.svg,eventsListenerElement:this.options.eventsListenerElement,instance:this.getPublicInstance()});var t=this.options.customEventsHandler.haltEventListeners;if(t&&t.length)for(var e=t.length-1;0<=e;e--)this.eventListeners.hasOwnProperty(t[e])&&delete this.eventListeners[t[e]]}for(var i in this.eventListeners)(this.options.eventsListenerElement||this.svg).addEventListener(i,this.eventListeners[i],!this.options.preventMouseEventsDefault&&l);this.options.mouseWheelZoomEnabled&&(this.options.mouseWheelZoomEnabled=!1,this.enableMouseWheelZoom())},i.prototype.enableMouseWheelZoom=function(){var e,t;this.options.mouseWheelZoomEnabled||((e=this).wheelListener=function(t){return e.handleMouseWheel(t)},t=!this.options.preventMouseEventsDefault,o.on(this.options.eventsListenerElement||this.svg,this.wheelListener,t),this.options.mouseWheelZoomEnabled=!0)},i.prototype.disableMouseWheelZoom=function(){var t;this.options.mouseWheelZoomEnabled&&(t=!this.options.preventMouseEventsDefault,o.off(this.options.eventsListenerElement||this.svg,this.wheelListener,t),this.options.mouseWheelZoomEnabled=!1)},i.prototype.handleMouseWheel=function(t){var e,n,o,i,r,a;this.options.zoomEnabled&&"none"===this.state&&(this.options.preventMouseEventsDefault&&(t.preventDefault?t.preventDefault():t.returnValue=!1),e=t.deltaY||1,n=Date.now()-this.lastMouseWheelEventTime,o=3+Math.max(0,30-n),this.lastMouseWheelEventTime=Date.now(),"deltaMode"in t&&0===t.deltaMode&&t.wheelDelta&&(e=0===t.deltaY?0:Math.abs(t.wheelDelta)/t.deltaY),e=-.3<e&&e<.3?e:(0<e?1:-1)*Math.log(Math.abs(e)+10)/o,i=this.svg.getScreenCTM().inverse(),r=s.getEventPoint(t,this.svg).matrixTransform(i),a=Math.pow(1+this.options.zoomScaleSensitivity,-1*e),this.zoomAtPoint(a,r))},i.prototype.zoomAtPoint=function(t,e,n){var o=this.viewport.getOriginalState();n?(t=Math.max(this.options.minZoom*o.zoom,Math.min(this.options.maxZoom*o.zoom,t)),t/=this.getZoom()):this.getZoom()*t<this.options.minZoom*o.zoom?t=this.options.minZoom*o.zoom/this.getZoom():this.getZoom()*t>this.options.maxZoom*o.zoom&&(t=this.options.maxZoom*o.zoom/this.getZoom());var i=this.viewport.getCTM(),r=e.matrixTransform(i.inverse()),a=this.svg.createSVGMatrix().translate(r.x,r.y).scale(t).translate(-r.x,-r.y),s=i.multiply(a);s.a!==i.a&&this.viewport.setCTM(s)},i.prototype.zoom=function(t,e){this.zoomAtPoint(t,s.getSvgCenterPoint(this.svg,this.width,this.height),e)},i.prototype.publicZoom=function(t,e){e&&(t=this.computeFromRelativeZoom(t)),this.zoom(t,e)},i.prototype.publicZoomAtPoint=function(t,e,n){if(n&&(t=this.computeFromRelativeZoom(t)),"SVGPoint"!==a.getType(e)){if(!("x"in e&&"y"in e))throw new Error("Given point is invalid");e=s.createSVGPoint(this.svg,e.x,e.y)}this.zoomAtPoint(t,e,n)},i.prototype.getZoom=function(){return this.viewport.getZoom()},i.prototype.getRelativeZoom=function(){return this.viewport.getRelativeZoom()},i.prototype.computeFromRelativeZoom=function(t){return t*this.viewport.getOriginalState().zoom},i.prototype.resetZoom=function(){var t=this.viewport.getOriginalState();this.zoom(t.zoom,!0)},i.prototype.resetPan=function(){this.pan(this.viewport.getOriginalState())},i.prototype.reset=function(){this.resetZoom(),this.resetPan()},i.prototype.handleDblClick=function(t){var e;if(this.options.preventMouseEventsDefault&&(t.preventDefault?t.preventDefault():t.returnValue=!1),this.options.controlIconsEnabled&&-1<(t.target.getAttribute("class")||"").indexOf("svg-pan-zoom-control"))return!1;e=t.shiftKey?1/(2*(1+this.options.zoomScaleSensitivity)):2*(1+this.options.zoomScaleSensitivity);var n=s.getEventPoint(t,this.svg).matrixTransform(this.svg.getScreenCTM().inverse());this.zoomAtPoint(e,n)},i.prototype.handleMouseDown=function(t,e){this.options.preventMouseEventsDefault&&(t.preventDefault?t.preventDefault():t.returnValue=!1),a.mouseAndTouchNormalize(t,this.svg),this.options.dblClickZoomEnabled&&a.isDblClick(t,e)?this.handleDblClick(t):(this.state="pan",this.firstEventCTM=this.viewport.getCTM(),this.stateOrigin=s.getEventPoint(t,this.svg).matrixTransform(this.firstEventCTM.inverse()))},i.prototype.handleMouseMove=function(t){var e,n;this.options.preventMouseEventsDefault&&(t.preventDefault?t.preventDefault():t.returnValue=!1),"pan"===this.state&&this.options.panEnabled&&(e=s.getEventPoint(t,this.svg).matrixTransform(this.firstEventCTM.inverse()),n=this.firstEventCTM.translate(e.x-this.stateOrigin.x,e.y-this.stateOrigin.y),this.viewport.setCTM(n))},i.prototype.handleMouseUp=function(t){this.options.preventMouseEventsDefault&&(t.preventDefault?t.preventDefault():t.returnValue=!1),"pan"===this.state&&(this.state="none")},i.prototype.fit=function(){var t=this.viewport.getViewBox(),e=Math.min(this.width/t.width,this.height/t.height);this.zoom(e,!0)},i.prototype.contain=function(){var t=this.viewport.getViewBox(),e=Math.max(this.width/t.width,this.height/t.height);this.zoom(e,!0)},i.prototype.center=function(){var t=this.viewport.getViewBox(),e=.5*(this.width-(t.width+2*t.x)*this.getZoom()),n=.5*(this.height-(t.height+2*t.y)*this.getZoom());this.getPublicInstance().pan({x:e,y:n})},i.prototype.updateBBox=function(){this.viewport.simpleViewBoxCache()},i.prototype.pan=function(t){var e=this.viewport.getCTM();e.e=t.x,e.f=t.y,this.viewport.setCTM(e)},i.prototype.panBy=function(t){var e=this.viewport.getCTM();e.e+=t.x,e.f+=t.y,this.viewport.setCTM(e)},i.prototype.getPan=function(){var t=this.viewport.getState();return{x:t.x,y:t.y}},i.prototype.resize=function(){var t=s.getBoundingClientRectNormalized(this.svg);this.width=t.width,this.height=t.height;var e=this.viewport;e.options.width=this.width,e.options.height=this.height,e.processCTM(),this.options.controlIconsEnabled&&(this.getPublicInstance().disableControlIcons(),this.getPublicInstance().enableControlIcons())},i.prototype.destroy=function(){var e=this;for(var t in this.beforeZoom=null,this.onZoom=null,this.beforePan=null,this.onPan=null,(this.onUpdatedCTM=null)!=this.options.customEventsHandler&&this.options.customEventsHandler.destroy({svgElement:this.svg,eventsListenerElement:this.options.eventsListenerElement,instance:this.getPublicInstance()}),this.eventListeners)(this.options.eventsListenerElement||this.svg).removeEventListener(t,this.eventListeners[t],!this.options.preventMouseEventsDefault&&l);this.disableMouseWheelZoom(),this.getPublicInstance().disableControlIcons(),this.reset(),h=h.filter(function(t){return t.svg!==e.svg}),delete this.options,delete this.viewport,delete this.publicInstance,delete this.pi,this.getPublicInstance=function(){return null}},i.prototype.getPublicInstance=function(){var n=this;return this.publicInstance||(this.publicInstance=this.pi={enablePan:function(){return n.options.panEnabled=!0,n.pi},disablePan:function(){return n.options.panEnabled=!1,n.pi},isPanEnabled:function(){return!!n.options.panEnabled},pan:function(t){return n.pan(t),n.pi},panBy:function(t){return n.panBy(t),n.pi},getPan:function(){return n.getPan()},setBeforePan:function(t){return n.options.beforePan=null===t?null:a.proxy(t,n.publicInstance),n.pi},setOnPan:function(t){return n.options.onPan=null===t?null:a.proxy(t,n.publicInstance),n.pi},enableZoom:function(){return n.options.zoomEnabled=!0,n.pi},disableZoom:function(){return n.options.zoomEnabled=!1,n.pi},isZoomEnabled:function(){return!!n.options.zoomEnabled},enableControlIcons:function(){return n.options.controlIconsEnabled||(n.options.controlIconsEnabled=!0,r.enable(n)),n.pi},disableControlIcons:function(){return n.options.controlIconsEnabled&&(n.options.controlIconsEnabled=!1,r.disable(n)),n.pi},isControlIconsEnabled:function(){return!!n.options.controlIconsEnabled},enableDblClickZoom:function(){return n.options.dblClickZoomEnabled=!0,n.pi},disableDblClickZoom:function(){return n.options.dblClickZoomEnabled=!1,n.pi},isDblClickZoomEnabled:function(){return!!n.options.dblClickZoomEnabled},enableMouseWheelZoom:function(){return n.enableMouseWheelZoom(),n.pi},disableMouseWheelZoom:function(){return n.disableMouseWheelZoom(),n.pi},isMouseWheelZoomEnabled:function(){return!!n.options.mouseWheelZoomEnabled},setZoomScaleSensitivity:function(t){return n.options.zoomScaleSensitivity=t,n.pi},setMinZoom:function(t){return n.options.minZoom=t,n.pi},setMaxZoom:function(t){return n.options.maxZoom=t,n.pi},setBeforeZoom:function(t){return n.options.beforeZoom=null===t?null:a.proxy(t,n.publicInstance),n.pi},setOnZoom:function(t){return n.options.onZoom=null===t?null:a.proxy(t,n.publicInstance),n.pi},zoom:function(t){return n.publicZoom(t,!0),n.pi},zoomBy:function(t){return n.publicZoom(t,!1),n.pi},zoomAtPoint:function(t,e){return n.publicZoomAtPoint(t,e,!0),n.pi},zoomAtPointBy:function(t,e){return n.publicZoomAtPoint(t,e,!1),n.pi},zoomIn:function(){return this.zoomBy(1+n.options.zoomScaleSensitivity),n.pi},zoomOut:function(){return this.zoomBy(1/(1+n.options.zoomScaleSensitivity)),n.pi},getZoom:function(){return n.getRelativeZoom()},setOnUpdatedCTM:function(t){return n.options.onUpdatedCTM=null===t?null:a.proxy(t,n.publicInstance),n.pi},resetZoom:function(){return n.resetZoom(),n.pi},resetPan:function(){return n.resetPan(),n.pi},reset:function(){return n.reset(),n.pi},fit:function(){return n.fit(),n.pi},contain:function(){return n.contain(),n.pi},center:function(){return n.center(),n.pi},updateBBox:function(){return n.updateBBox(),n.pi},resize:function(){return n.resize(),n.pi},getSizes:function(){return{width:n.width,height:n.height,realZoom:n.getZoom(),viewBox:n.viewport.getViewBox()}},destroy:function(){return n.destroy(),n.pi}}),this.publicInstance};var h=[];e.exports=function(t,e){var n=a.getSvg(t);if(null===n)return null;for(var o=h.length-1;0<=o;o--)if(h[o].svg===n)return h[o].instance.getPublicInstance();return h.push({svg:n,instance:new i(n,e)}),h[h.length-1].instance.getPublicInstance()}},{"./control-icons":1,"./shadow-viewport":2,"./svg-utilities":5,"./uniwheel":6,"./utilities":7}],5:[function(t,e,n){var c=t("./utilities"),r="unknown";document.documentMode&&(r="ie"),e.exports={svgNS:"http://www.w3.org/2000/svg",xmlNS:"http://www.w3.org/XML/1998/namespace",xmlnsNS:"http://www.w3.org/2000/xmlns/",xlinkNS:"http://www.w3.org/1999/xlink",evNS:"http://www.w3.org/2001/xml-events",getBoundingClientRectNormalized:function(t){if(t.clientWidth&&t.clientHeight)return{width:t.clientWidth,height:t.clientHeight};if(t.getBoundingClientRect())return t.getBoundingClientRect();throw new Error("Cannot get BoundingClientRect for SVG.")},getOrCreateViewport:function(t,e){var n,o=null;if((o=c.isElement(e)?e:t.querySelector(e))||1===(n=Array.prototype.slice.call(t.childNodes||t.children).filter(function(t){return"defs"!==t.nodeName&&"#text"!==t.nodeName})).length&&"g"===n[0].nodeName&&null===n[0].getAttribute("transform")&&(o=n[0]),!o){var i="viewport-"+(new Date).toISOString().replace(/\D/g,"");(o=document.createElementNS(this.svgNS,"g")).setAttribute("id",i);var r=t.childNodes||t.children;if(r&&0<r.length)for(var a=r.length;0<a;a--)"defs"!==r[r.length-a].nodeName&&o.appendChild(r[r.length-a]);t.appendChild(o)}var s=[];return o.getAttribute("class")&&(s=o.getAttribute("class").split(" ")),~s.indexOf("svg-pan-zoom_viewport")||(s.push("svg-pan-zoom_viewport"),o.setAttribute("class",s.join(" "))),o},setupSvgAttributes:function(t){var e;t.setAttribute("xmlns",this.svgNS),t.setAttributeNS(this.xmlnsNS,"xmlns:xlink",this.xlinkNS),t.setAttributeNS(this.xmlnsNS,"xmlns:ev",this.evNS),null!==t.parentNode&&-1===(e=t.getAttribute("style")||"").toLowerCase().indexOf("overflow")&&t.setAttribute("style","overflow: hidden; "+e)},internetExplorerRedisplayInterval:300,refreshDefsGlobal:c.throttle(function(){for(var t=document.querySelectorAll("defs"),e=t.length,n=0;n<e;n++){var o=t[n];o.parentNode.insertBefore(o,o)}},this?this.internetExplorerRedisplayInterval:null),setCTM:function(t,e,n){var o=this,i="matrix("+e.a+","+e.b+","+e.c+","+e.d+","+e.e+","+e.f+")";t.setAttributeNS(null,"transform",i),"transform"in t.style?t.style.transform=i:"-ms-transform"in t.style?t.style["-ms-transform"]=i:"-webkit-transform"in t.style&&(t.style["-webkit-transform"]=i),"ie"===r&&n&&(n.parentNode.insertBefore(n,n),window.setTimeout(function(){o.refreshDefsGlobal()},o.internetExplorerRedisplayInterval))},getEventPoint:function(t,e){var n=e.createSVGPoint();return c.mouseAndTouchNormalize(t,e),n.x=t.clientX,n.y=t.clientY,n},getSvgCenterPoint:function(t,e,n){return this.createSVGPoint(t,e/2,n/2)},createSVGPoint:function(t,e,n){var o=t.createSVGPoint();return o.x=e,o.y=n,o}}},{"./utilities":7}],6:[function(t,e,n){function o(t,e,n,o){var i,r;function a(t){var e={originalEvent:t=t||window.event,target:t.target||t.srcElement,type:"wheel",deltaMode:"MozMousePixelScroll"==t.type?0:1,deltaX:0,delatZ:0,preventDefault:function(){t.preventDefault?t.preventDefault():t.returnValue=!1}};return"mousewheel"==c?(e.deltaY=-.025*t.wheelDelta,t.wheelDeltaX&&(e.deltaX=-.025*t.wheelDeltaX)):e.deltaY=t.detail,r(e)}i="wheel"==c?n:(r=n,l.push({element:t,fn:a}),a),t[s](u+e,i,!!o&&h)}function i(t,e,n,o){var i="wheel"==c?n:function(t){for(var e=0;e<l.length;e++)if(l[e].element===t)return l[e].fn;return function(){}}(t);t[r](u+e,i,!!o&&h),function(t){for(var e=0;e<l.length;e++)if(l[e].element===t)return l.splice(e,1)}(t)}var s,r,c,u,l,h;e.exports=(l=[],h={passive:!(u="")},window.addEventListener?(s="addEventListener",r="removeEventListener"):(s="attachEvent",r="detachEvent",u="on"),c="onwheel"in document.createElement("div")?"wheel":void 0!==document.onmousewheel?"mousewheel":"DOMMouseScroll",{on:function(t,e,n){o(t,c,e,n),"DOMMouseScroll"==c&&o(t,"MozMousePixelScroll",e,n)},off:function(t,e,n){i(t,c,e,n),"DOMMouseScroll"==c&&i(t,"MozMousePixelScroll",e,n)}})},{}],7:[function(t,e,n){function o(e){return function(t){window.setTimeout(t,e)}}e.exports={extend:function(t,e){for(var n in t=t||{},e)this.isObject(e[n])?t[n]=this.extend(t[n],e[n]):t[n]=e[n];return t},isElement:function(t){return t instanceof HTMLElement||t instanceof SVGElement||t instanceof SVGSVGElement||t&&"object"==typeof t&&null!==t&&1===t.nodeType&&"string"==typeof t.nodeName},isObject:function(t){return"[object Object]"===Object.prototype.toString.call(t)},isNumber:function(t){return!isNaN(parseFloat(t))&&isFinite(t)},getSvg:function(t){var e,n;if(this.isElement(t))e=t;else{if(!("string"==typeof t||t instanceof String))throw new Error("Provided selector is not an HTML object nor String");if(!(e=document.querySelector(t)))throw new Error("Provided selector did not find any elements. Selector: "+t)}if("svg"===e.tagName.toLowerCase())n=e;else if("object"===e.tagName.toLowerCase())n=e.contentDocument.documentElement;else{if("embed"!==e.tagName.toLowerCase())throw"img"===e.tagName.toLowerCase()?new Error('Cannot script an SVG in an "img" element. 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