		/*!
		* artplayer-plugin-danmuku.js v5.0.1
		* artplayer-plugin-danmuku.js v5.1.0
		* Github: https://github.com/zhw2590582/ArtPlayer
		* (c) 2017-2023 Harvey Zack
		* (c) 2017-2024 Harvey Zack
		* Released under the MIT License.
		*/
		!function(t,e,n,i,r){var a="undefined"!=typeof globalThis?globalThis:"undefined"!=typeof self?self:"undefined"!=typeof window?window:"undefined"!=typeof global?global:{},s="function"==typeof a[i]&&a[i],o=s.cache\|\|{},l="undefined"!=typeof module&&"function"==typeof module.require&&module.require.bind(module);function u(e,n){if(!o[e]){if(!t[e]){var r="function"==typeof a[i]&&a[i];if(!n&&r)return r(e,!0);if(s)return s(e,!0);if(l&&"string"==typeof e)return l(e);var d=new Error("Cannot find module '"+e+"'");throw d.code="MODULE_NOT_FOUND",d}p.resolve=function(n){var i=t[e][1][n];return null!=i?i:n},p.cache={};var m=o[e]=new u.Module(e);t[e][0].call(m.exports,p,m,m.exports,this)}return o[e].exports;function p(t){var e=p.resolve(t);return!1===e?{}:u(e)}}u.isParcelRequire=!0,u.Module=function(t){this.id=t,this.bundle=u,this.exports={}},u.modules=t,u.cache=o,u.parent=s,u.register=function(e,n){t[e]=[function(t,e){e.exports=n},{}]},Object.defineProperty(u,"root",{get:function(){return a[i]}}),a[i]=u;for(var d=0;d<e.length;d++)u(e[d]);if(n){var m=u(n);"object"==typeof exports&&"undefined"!=typeof module?module.exports=m:"function"==typeof define&&define.amd&&define((function(){return m}))}}({bgm6t:[function(t,e,n){var i=t("@parcel/transformer-js/src/esmodule-helpers.js");i.defineInteropFlag(n);var r=t("./danmuku"),a=i.interopDefault(r),s=t("./setting"),o=i.interopDefault(s),l=t("./heatmap"),u=i.interopDefault(l);function d(t){return e=>{!function(t){const{version:e,utils:{errorHandle:n}}=t.constructor,i=e.split(".").map(Number);n(i[0]+i[1]/100>=5,`Artplayer.js@${e} 不兼容该弹幕库，请更新到 Artplayer.js@5.x.x 版本以上`)}(e);const n=new(0,a.default)(e,t);return(0,o.default)(e,n),t.heatmap&&!e.option.isLive&&(0,u.default)(e,n,t.heatmap),{name:"artplayerPluginDanmuku",emit:n.emit.bind(n),load:n.load.bind(n),config:n.config.bind(n),hide:n.hide.bind(n),show:n.show.bind(n),reset:n.reset.bind(n),get option(){return n.option},get isHide(){return n.isHide},get isStop(){return n.isStop}}}}n.default=d,d.env="production",d.version="5.0.1",d.build="2023-05-03 11:57:31","undefined"!=typeof window&&(window.artplayerPluginDanmuku=d)},{"./danmuku":"4ns48","./setting":"lO8OT","./heatmap":"8AxLD","@parcel/transformer-js/src/esmodule-helpers.js":"9pCYc"}],"4ns48":[function(t,e,n){var i=t("@parcel/transformer-js/src/esmodule-helpers.js");i.defineInteropFlag(n);var r=t("./bilibili"),a=t("./getDanmuTop"),s=i.interopDefault(a);class o{constructor(e,n){const{constructor:i,template:r}=e;if(this.utils=i.utils,this.validator=i.validator,this.$danmuku=r.$danmuku,this.$player=r.$player,this.art=e,this.danmus=[],this.queue=[],this.option={},this.$refs=[],this.isStop=!1,this.isHide=!1,this.timer=null,this.config(n),this.option.useWorker)try{this.worker=new Worker(t("12ceab24749100d0"))}catch(t){}this.start=this.start.bind(this),this.stop=this.stop.bind(this),this.reset=this.reset.bind(this),this.destroy=this.destroy.bind(this),e.on("video:play",this.start),e.on("video:playing",this.start),e.on("video:pause",this.stop),e.on("video:waiting",this.stop),e.on("resize",this.reset),e.on("destroy",this.destroy),this.load()}static get option(){return{danmuku:[],speed:5,margin:["2%","25%"],opacity:1,color:"#FFFFFF",mode:0,fontSize:25,filter:()=>!0,antiOverlap:!0,useWorker:!0,synchronousPlayback:!1,lockTime:5,maxLength:100,minWidth:200,maxWidth:400,mount:void 0,theme:"dark",heatmap:!1,beforeEmit:()=>!0}}static get scheme(){return{danmuku:"array\|function\|string",speed:"number",margin:"array",opacity:"number",color:"string",mode:"number",fontSize:"number\|string",filter:"function",antiOverlap:"boolean",useWorker:"boolean",synchronousPlayback:"boolean",lockTime:"number",maxLength:"number",minWidth:"number",maxWidth:"number",mount:"undefined\|htmldivelement",theme:"string",heatmap:"object\|boolean",beforeEmit:"function"}}get isRotate(){return this.art.plugins.autoOrientation&&this.art.plugins.autoOrientation.state}get marginTop(){const{clamp:t}=this.utils,e=this.option.margin[0],{clientHeight:n}=this.$player;if("number"==typeof e)return t(e,0,n);if("string"==typeof e&&e.endsWith("%")){return t(n(parseFloat(e)/100),0,n)}return o.option.margin[0]}get marginBottom(){const{clamp:t}=this.utils,e=this.option.margin[1],{clientHeight:n}=this.$player;if("number"==typeof e)return t(e,0,n);if("string"==typeof e&&e.endsWith("%")){return t(n(parseFloat(e)/100),0,n)}return o.option.margin[1]}filter(t,e){return this.queue.filter((e=>e.$state===t)).map(e)}getLeft(t){const e=t.getBoundingClientRect();return this.isRotate?e.top:e.left}getRef(){const t=this.$refs.pop();if(t)return t;const e=document.createElement("div");return e.style.cssText='\n user-select: none;\n position: absolute;\n white-space: pre;\n pointer-events: none;\n perspective: 500px;\n display: inline-block;\n will-change: transform;\n font-weight: normal;\n line-height: 1.125;\n visibility: hidden;\n font-family: SimHei, "Microsoft JhengHei", Arial, Helvetica, sans-serif;\n text-shadow: rgb(0, 0, 0) 1px 0px 1px, rgb(0, 0, 0) 0px 1px 1px, rgb(0, 0, 0) 0px -1px 1px, rgb(0, 0, 0) -1px 0px 1px;\n ',e}getReady(){const{currentTime:t}=this.art;return this.queue.filter((e=>"ready"===e.$state\|\|"wait"===e.$state&&t+.1>=e.time&&e.time>=t-.1))}getEmits(){const t=[],{clientWidth:e}=this.$player,n=this.getLeft(this.$player);return this.filter("emit",(i=>{const r=i.$ref.offsetTop,a=this.getLeft(i.$ref)-n,s=i.$ref.clientHeight,o=i.$ref.clientWidth,l=a+o,u=e-l,d=l/i.$restTime,m={};m.top=r,m.left=a,m.height=s,m.width=o,m.right=u,m.speed=d,m.distance=l,m.time=i.$restTime,m.mode=i.mode,t.push(m)})),t}getFontSize(t){const{clamp:e}=this.utils,{clientHeight:n}=this.$player;if("number"==typeof t)return e(t,12,n);if("string"==typeof t&&t.endsWith("%")){return e(n(parseFloat(t)/100),12,n)}return o.option.fontSize}postMessage(t={}){return new Promise((e=>{if(this.option.useWorker&&this.worker&&this.worker.postMessage)t.id=Date.now(),this.worker.postMessage(t),this.worker.onmessage=n=>{const{data:i}=n;i.id===t.id&&e(i)};else{const n=(0,s.default)(t);e({top:n})}}))}async load(){try{"function"==typeof this.option.danmuku?this.danmus=await this.option.danmuku():"function"==typeof this.option.danmuku.then?this.danmus=await this.option.danmuku:"string"==typeof this.option.danmuku?this.danmus=await(0,r.bilibiliDanmuParseFromUrl)(this.option.danmuku):this.danmus=this.option.danmuku,this.utils.errorHandle(Array.isArray(this.danmus),"Danmuku need return an array as result"),this.art.emit("artplayerPluginDanmuku:loaded",this.danmus),this.queue=[],this.$danmuku.innerText="",this.danmus.forEach((t=>this.emit(t)))}catch(t){throw this.art.emit("artplayerPluginDanmuku:error",t),t}return this}config(t){const{clamp:e}=this.utils;return this.option=Object.assign({},o.option,this.option,t),this.validator(this.option,o.scheme),this.option.speed=e(this.option.speed,1,10),this.option.opacity=e(this.option.opacity,0,1),this.option.lockTime=e(Math.floor(this.option.lockTime),0,60),this.option.maxLength=e(this.option.maxLength,0,500),this.option.minWidth=e(this.option.minWidth,0,500),this.option.maxWidth=e(this.option.maxWidth,0,1/0),t.fontSize&&(this.option.fontSize=this.getFontSize(this.option.fontSize),this.reset()),this.art.emit("artplayerPluginDanmuku:config",this.option),this}makeWait(t){t.$state="wait",t.$ref&&(t.$ref.style.visibility="hidden",t.$ref.style.marginLeft="0px",t.$ref.style.transform="translateX(0px)",t.$ref.style.transition="transform 0s linear 0s",this.$refs.push(t.$ref),t.$ref=null)}continue(){const{clientWidth:t}=this.$player;return this.filter("stop",(e=>{switch(e.$state="emit",e.$lastStartTime=Date.now(),e.mode){case 0:{const n=t+e.$ref.clientWidth;e.$ref.style.transform=`translateX(${-n}px)`,e.$ref.style.transition=`transform ${e.$restTime}s linear 0s`;break}}})),this}suspend(){const{clientWidth:t}=this.$player;return this.filter("emit",(e=>{switch(e.$state="stop",e.mode){case 0:{const n=t-(this.getLeft(e.$ref)-this.getLeft(this.$player));e.$ref.style.transform=`translateX(${-n}px)`,e.$ref.style.transition="transform 0s linear 0s";break}}})),this}reset(){return this.queue.forEach((t=>this.makeWait(t))),this}update(){return this.timer=window.requestAnimationFrame((async()=>{if(this.art.playing&&!this.isHide){this.filter("emit",(t=>{const e=(Date.now()-t.$lastStartTime)/1e3;t.$restTime-=e,t.$lastStartTime=Date.now(),t.$restTime<=0&&this.makeWait(t)}));const t=this.getReady(),{clientWidth:e,clientHeight:n}=this.$player;for(let i=0;i<t.length;i++){const r=t[i];r.$ref=this.getRef(),r.$ref.innerText=r.text,this.$danmuku.appendChild(r.$ref),r.$ref.style.left=`${e}px`,r.$ref.style.opacity=this.option.opacity,r.$ref.style.fontSize=`${this.option.fontSize}px`,r.$ref.style.color=r.color,r.$ref.style.border=r.border?`1px solid ${r.color}`:null,r.$ref.style.backgroundColor=r.border?"rgb(0 0 0 / 50%)":null,r.$ref.style.marginLeft="0px",r.$lastStartTime=Date.now(),r.$restTime=this.option.synchronousPlayback&&this.art.playbackRate?this.option.speed/Number(this.art.playbackRate):this.option.speed;const a={mode:r.mode,height:r.$ref.clientHeight,speed:(e+r.$ref.clientWidth)/r.$restTime},{top:s}=await this.postMessage({target:a,emits:this.getEmits(),antiOverlap:this.option.antiOverlap,clientWidth:e,clientHeight:n,marginBottom:this.marginBottom,marginTop:this.marginTop});if(r.$ref)if(this.isStop\|\|void 0===s)r.$state="ready",this.$refs.push(r.$ref),r.$ref=null;else switch(r.$state="emit",r.$ref.style.visibility="visible",r.mode){case 0:{r.$ref.style.top=`${s}px`;const t=e+r.$ref.clientWidth;r.$ref.style.transform=`translateX(${-t}px)`,r.$ref.style.transition=`transform ${r.$restTime}s linear 0s`;break}case 1:r.$ref.style.left="50%",r.$ref.style.top=`${s}px`,r.$ref.style.marginLeft=`-${r.$ref.clientWidth/2}px`}}}this.isStop\|\|this.update()})),this}stop(){return this.isStop=!0,this.suspend(),window.cancelAnimationFrame(this.timer),this.art.emit("artplayerPluginDanmuku:stop"),this}start(){return this.isStop=!1,this.continue(),this.update(),this.art.emit("artplayerPluginDanmuku:start"),this}show(){return this.isHide=!1,this.start(),this.$danmuku.style.display="block",this.art.emit("artplayerPluginDanmuku:show"),this}hide(){return this.isHide=!0,this.stop(),this.queue.forEach((t=>this.makeWait(t))),this.$danmuku.style.display="none",this.art.emit("artplayerPluginDanmuku:hide"),this}emit(t){return this.validator(t,{text:"string",mode:"number\|undefined",color:"string\|undefined",time:"number\|undefined",border:"boolean\|undefined"}),t.text.trim()&&this.option.filter(t)?(t.time?t.time=this.utils.clamp(t.time,0,1/0):t.time=this.art.currentTime+.5,void 0===t.mode&&(t.mode=this.option.mode),void 0===t.color&&(t.color=this.option.color),this.queue.push({...t,$state:"wait",$ref:null,$restTime:0,$lastStartTime:0}),this):this}destroy(){this.stop(),this.worker&&this.worker.terminate&&this.worker.terminate(),this.art.off("video:play",this.start),this.art.off("video:playing",this.start),this.art.off("video:pause",this.stop),this.art.off("video:waiting",this.stop),this.art.off("resize",this.reset),this.art.off("destroy",this.destroy),this.art.emit("artplayerPluginDanmuku:destroy")}}n.default=o},{"./bilibili":"f83sx","./getDanmuTop":"jPSuD","12ceab24749100d0":"fXq73","@parcel/transformer-js/src/esmodule-helpers.js":"9pCYc"}],f83sx:[function(t,e,n){var i=t("@parcel/transformer-js/src/esmodule-helpers.js");function r(t){switch(t){case 1:case 2:case 3:default:return 0;case 4:case 5:return 1}}function a(t){if("string"!=typeof t)return[];const e=t.matchAll(/<d (?:.? )??p="(?<p>.+?)"(?: .?)?>(?<text>.+?)<\/d>/gs);return Array.from(e).map((t=>{const e=t.groups.p.split(",");if(e.length>=8){return{text:t.groups.text.trim().replaceAll(""",'"').replaceAll("'","'").replaceAll("<","<").replaceAll(">",">").replaceAll("&","&"),time:Number(e[0]),mode:r(Number(e[1])),fontSize:Number(e[2]),color:`#${Number(e[3]).toString(16)}`,timestamp:Number(e[4]),pool:Number(e[5]),userID:e[6],rowID:Number(e[7])}}return null})).filter(Boolean)}function s(t){return fetch(t).then((t=>t.text())).then((t=>a(t)))}i.defineInteropFlag(n),i.export(n,"getMode",(()=>r)),i.export(n,"bilibiliDanmuParseFromXml",(()=>a)),i.export(n,"bilibiliDanmuParseFromUrl",(()=>s))},{"@parcel/transformer-js/src/esmodule-helpers.js":"9pCYc"}],"9pCYc":[function(t,e,n){n.interopDefault=function(t){return t&&t.__esModule?t:{default:t}},n.defineInteropFlag=function(t){Object.defineProperty(t,"__esModule",{value:!0})},n.exportAll=function(t,e){return Object.keys(t).forEach((function(n){"default"===n\|\|"__esModule"===n\|\|e.hasOwnProperty(n)\|\|Object.defineProperty(e,n,{enumerable:!0,get:function(){return t[n]}})})),e},n.export=function(t,e,n){Object.defineProperty(t,e,{enumerable:!0,get:n})}},{}],jPSuD:[function(t,e,n){t("@parcel/transformer-js/src/esmodule-helpers.js").defineInteropFlag(n),n.default=function({target:t,emits:e,clientWidth:n,clientHeight:i,marginBottom:r,marginTop:a,antiOverlap:s}){const o=e.filter((e=>e.mode===t.mode&&e.top<=i-r)).sort(((t,e)=>t.top-e.top));if(0===o.length)return a;o.unshift({top:0,left:0,right:0,height:a,width:n,speed:0,distance:n}),o.push({top:i-r,left:0,right:0,height:r,width:n,speed:0,distance:n});for(let e=1;e<o.length;e+=1){const n=o[e],i=o[e-1],r=i.top+i.height;if(n.top-r>=t.height)return r}const l=[];for(let t=1;t<o.length-1;t+=1){const e=o[t];if(l.length){const t=l[l.length-1];t[0].top===e.top?t.push(e):l.push([e])}else l.push([e])}if(!s){switch(t.mode){case 0:l.sort(((t,e)=>{const n=Math.min(...e.map((t=>t.right))),i=Math.min(...t.map((t=>t.right)));return ne.length-it.length}));break;case 1:l.sort(((t,e)=>{const n=Math.max(...e.map((t=>t.width)));return Math.max(...t.map((t=>t.width)))t.length-ne.length}))}return l[0][0].top}switch(t.mode){case 0:{const e=l.find((e=>e.every((e=>{if(n<e.distance)return!1;if(t.speed<e.speed)return!0;return e.right/(t.speed-e.speed)>e.time}))));return e&&e[0]?e[0].top:void 0}case 1:return}}},{"@parcel/transformer-js/src/esmodule-helpers.js":"9pCYc"}],fXq73:[function(t,e,n){e.exports="data:application/javascript,function%20getDanmuTop%28%7Btarget%3At%2Cemits%3Ae%2CclientWidth%3An%2CclientHeight%3Ai%2CmarginBottom%3As%2CmarginTop%3Ah%2CantiOverlap%3Ao%7D%29%7Bconst%20r%3De.filter%28%28e%3D%3Ee.mode%3D%3D%3Dt.mode%26%26e.top%3C%3Di-s%29%29.sort%28%28%28t%2Ce%29%3D%3Et.top-e.top%29%29%3Bif%280%3D%3D%3Dr.length%29return%20h%3Br.unshift%28%7Btop%3A0%2Cleft%3A0%2Cright%3A0%2Cheight%3Ah%2Cwidth%3An%2Cspeed%3A0%2Cdistance%3An%7D%29%2Cr.push%28%7Btop%3Ai-s%2Cleft%3A0%2Cright%3A0%2Cheight%3As%2Cwidth%3An%2Cspeed%3A0%2Cdistance%3An%7D%29%3Bfor%28let%20e%3D1%3Be%3Cr.length%3Be%2B%3D1%29%7Bconst%20n%3Dr%5Be%5D%2Ci%3Dr%5Be-1%5D%2Cs%3Di.top%2Bi.height%3Bif%28n.top-s%3E%3Dt.height%29return%20s%7Dconst%20p%3D%5B%5D%3Bfor%28let%20t%3D1%3Bt%3Cr.length-1%3Bt%2B%3D1%29%7Bconst%20e%3Dr%5Bt%5D%3Bif%28p.length%29%7Bconst%20t%3Dp%5Bp.length-1%5D%3Bt%5B0%5D.top%3D%3D%3De.top%3Ft.push%28e%29%3Ap.push%28%5Be%5D%29%7Delse%20p.push%28%5Be%5D%29%7Dif%28%21o%29%7Bswitch%28t.mode%29%7Bcase%200%3Ap.sort%28%28%28t%2Ce%29%3D%3E%7Bconst%20n%3DMath.min%28...e.map%28%28t%3D%3Et.right%29%29%29%2Ci%3DMath.min%28...t.map%28%28t%3D%3Et.right%29%29%29%3Breturn%20n%2ae.length-i%2at.length%7D%29%29%3Bbreak%3Bcase%201%3Ap.sort%28%28%28t%2Ce%29%3D%3E%7Bconst%20n%3DMath.max%28...e.map%28%28t%3D%3Et.width%29%29%29%3Breturn%20Math.max%28...t.map%28%28t%3D%3Et.width%29%29%29%2at.length-n%2ae.length%7D%29%29%7Dreturn%20p%5B0%5D%5B0%5D.top%7Dswitch%28t.mode%29%7Bcase%200%3A%7Bconst%20e%3Dp.find%28%28e%3D%3Ee.every%28%28e%3D%3E%7Bif%28n%3Ce.distance%29return%211%3Bif%28t.speed%3Ce.speed%29return%210%3Breturn%20e.right%2F%28t.speed-e.speed%29%3Ee.time%7D%29%29%29%29%3Breturn%20e%26%26e%5B0%5D%3Fe%5B0%5D.top%3Avoid%200%7Dcase%201%3Areturn%7D%7Donmessage%3Dt%3D%3E%7Bconst%7Bdata%3Ae%7D%3Dt%2Cn%3DgetDanmuTop%28e%29%3Bself.postMessage%28%7Btop%3An%2Cid%3Ae.id%7D%29%7D%3B"},{}],lO8OT:[function(t,e,n){var i=t("@parcel/transformer-js/src/esmodule-helpers.js");i.defineInteropFlag(n);var r=t("bundle-text:./style.less"),a=i.interopDefault(r),s=t("bundle-text:./img/danmu-on.svg"),o=i.interopDefault(s),l=t("bundle-text:./img/danmu-off.svg"),u=i.interopDefault(l),d=t("bundle-text:./img/danmu-config.svg"),m=i.interopDefault(d),p=t("bundle-text:./img/danmu-style.svg"),h=i.interopDefault(p);if(n.default=function(t,e){const{option:n}=e,{template:{$controlsCenter:i,$player:r},constructor:{SETTING_ITEM_WIDTH:a,utils:{removeClass:s,addClass:l,append:d,setStyle:p,tooltip:c,query:f,inverseClass:g,getIcon:y}}}=t;p(i,"display","flex");const k=y("danmu-on",o.default),x=y("danmu-off",u.default),b=y("danmu-config",m.default),v=y("danmu-style",h.default);!function(){const a=["#FE0302","#FF7204","#FFAA02","#FFD302","#FFFF00","#A0EE00","#00CD00","#019899","#4266BE","#89D5FF","#CC0273","#222222","#9B9B9B","#FFFFFF"].map((t=>`<div class="art-danmuku-style-panel-color${n.color===t?" art-current":""}" 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class="art-danmuku-send">发送</div></div>`),u=f(".art-danmuku-style",o),m=f(".art-danmuku-input",o),h=f(".art-danmuku-send",o),c=f(".art-danmuku-style-panel-inner",o),y=f(".art-danmuku-style-panel-modes",o),k=f(".art-danmuku-style-panel-colors",o),x=n.mount\|\|d(r,'<div class="art-layer-danmuku-emitter"></div>');t.option.backdrop&&l(c,"art-backdrop-filter"),n.theme&&l(o,`art-danmuku-theme-${n.theme}`);let b=null,w=n.mode,$=n.color;function D(t){t<=0?(b=null,h.innerText="发送",s(h,"art-disabled")):(h.innerText=t,b=setTimeout((()=>D(t-1)),1e3))}function B(){const i={mode:w,color:$,border:!0,text:m.value.trim()};null===b&&n.beforeEmit(i)&&(m.value="",e.emit(i),l(h,"art-disabled"),D(n.lockTime),t.emit("artplayerPluginDanmuku:emit",i))}function 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n=e("bundle-text:./style.less"),o=a.interopDefault(n),s=e("bundle-text:./img/on.svg"),l=a.interopDefault(s),r=e("bundle-text:./img/off.svg"),d=a.interopDefault(r),p=e("bundle-text:./img/config.svg"),u=a.interopDefault(p),h=e("bundle-text:./img/style.svg"),m=a.interopDefault(h),c=e("bundle-text:./img/mode_0_off.svg"),f=a.interopDefault(c),g=e("bundle-text:./img/mode_0_on.svg"),v=a.interopDefault(g),y=e("bundle-text:./img/mode_1_off.svg"),x=a.interopDefault(y),k=e("bundle-text:./img/mode_1_on.svg"),b=a.interopDefault(k),$=e("bundle-text:./img/mode_2_off.svg"),w=a.interopDefault($),M=e("bundle-text:./img/mode_2_on.svg"),E=a.interopDefault(M),D=e("bundle-text:./img/check_on.svg"),S=a.interopDefault(D),z=e("bundle-text:./img/check_off.svg"),A=a.interopDefault(z);if(i.default=class{constructor(e,t){this.art=e,this.danmuku=t,this.utils=e.constructor.utils;let{setStyle:i}=this.utils,{$controlsCenter:a}=e.template;i(a,"display","flex"),this.template={$controlsCenter:a,$mount:a,$danmuku:null,$toggle:null,$configModes:null,$styleModes:null,$colors:null,$opacitySlider:null,$opacityValue:null,$marginSlider:null,$marginValue:null,$fontSizeSlider:null,$fontSizeValue:null,$speedSlider:null,$speedValue:null,$input:null,$send:null},this.slider={opacity:null,margin:null,fontSize:null,speed:null},this.emitting=!1,this.isLock=!1,this.timer=null,this.createTemplate(),this.createSliders(),this.createEvents(),this.mount(this.option.mount),e.on("fullscreen",e=>this.onFullscreen(e)),e.on("fullscreenWeb",e=>this.onFullscreen(e))}static get icons(){return{$on:l.default,$off:d.default,$config:u.default,$style:m.default,$mode_0_off:f.default,$mode_0_on:v.default,$mode_1_off:x.default,$mode_1_on:b.default,$mode_2_off:w.default,$mode_2_on:E.default,$check_on:S.default,$check_off:A.default}}get option(){return this.danmuku.option}get outside(){return this.template.$mount!==this.template.$controlsCenter}get TEMPLATE(){let{option:e}=this;return`<div class="apd-toggle">${l.default}${d.default}</div><div class="apd-config">${u.default}<div class="apd-config-panel"><div class="apd-config-panel-inner"><div class="apd-config-mode">\u{6309}\u{7C7B}\u{578B}\u{5C4F}\u{853D}<div class="apd-modes"><div data-mode="0" class="apd-mode">${f.default}${v.default}<div>\u{6EDA}\u{52A8}</div></div><div data-mode="1" class="apd-mode">${x.default}${b.default}<div>\u{9876}\u{90E8}</div></div><div data-mode="2" class="apd-mode">${w.default}${E.default}<div>\u{5E95}\u{90E8}</div></div></div></div><div class="apd-config-other"><div class="apd-other apd-anti-overlap">${S.default}${A.default} \u{9632}\u{6B62}\u{5F39}\u{5E55}\u{91CD}\u{53E0}</div><div class="apd-other apd-sync-video">${S.default}${A.default} \u{540C}\u{6B65}\u{89C6}\u{9891}\u{901F}\u{5EA6}</div></div><div class="apd-config-slider apd-config-opacity">\u{4E0D}\u{900F}\u{660E}\u{5EA6}<div class="apd-slider"></div><div class="apd-value">\u{672A}\u{77E5}</div></div><div class="apd-config-slider apd-config-margin">\u{663E}\u{793A}\u{533A}\u{57DF}<div class="apd-slider"></div><div class="apd-value">\u{672A}\u{77E5}</div></div><div class="apd-config-slider apd-config-fontSize">\u{5F39}\u{5E55}\u{5B57}\u{53F7}<div class="apd-slider"></div><div class="apd-value">\u{672A}\u{77E5}</div></div><div class="apd-config-slider apd-config-speed">\u{5F39}\u{5E55}\u{901F}\u{5EA6}<div class="apd-slider"></div><div class="apd-value">\u{672A}\u{77E5}</div></div></div></div></div><div class="apd-emitter"><div class="apd-style">${m.default}<div class="apd-style-panel"><div class="apd-style-panel-inner"><div class="apd-style-mode">\u{6A21}\u{5F0F}<div class="apd-modes"><div data-mode="0" class="apd-mode">${v.default}<div>\u{6EDA}\u{52A8}</div></div><div data-mode="1" class="apd-mode">${b.default}<div>\u{9876}\u{90E8}</div></div><div data-mode="2" class="apd-mode">${E.default}<div>\u{5E95}\u{90E8}</div></div></div></div><div class="apd-style-color">\u{989C}\u{8272}<div class="apd-colors">${this.COLOR.map(e=>`<div data-color="${e}" class="apd-color" style="background-color: ${e}"></div>`).join("")}</div></div></div></div></div><input class="apd-input" placeholder="\u{53D1}\u{4E2A}\u{53CB}\u{5584}\u{7684}\u{5F39}\u{5E55}\u{89C1}\u{8BC1}\u{5F53}\u{4E0B}" autocomplete="off" maxLength="${e.maxLength}" /><div class="apd-send">\u{53D1}\u{9001}</div></div>`}get OPACITY(){return{min:0,max:100,steps:[],...this.option.OPACITY}}get FONT_SIZE(){return{min:12,max:120,steps:[],...this.option.FONT_SIZE}}get MARGIN(){return{min:0,max:3,steps:[{name:"1/4",value:[10,"75%"]},{name:"半屏",value:[10,"50%"]},{name:"3/4",value:[10,"25%"]},{name:"满屏",value:[10,10]}],...this.option.MARGIN}}get SPEED(){return{min:0,max:4,steps:[{name:"极慢",value:10},{name:"较慢",value:7.5,hide:!0},{name:"适中",value:5},{name:"较快",value:2.5,hide:!0},{name:"极快",value:1}],...this.option.SPEED}}get COLOR(){return this.option.COLOR.length?this.option.COLOR:["#FE0302","#FF7204","#FFAA02","#FFD302","#FFFF00","#A0EE00","#00CD00","#019899","#4266BE","#89D5FF","#CC0273","#222222","#9B9B9B","#FFFFFF"]}query(e){let{query:t}=this.utils,{$danmuku:i}=this.template;return 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i=Number(t.dataset.mode);this.option.modes.includes(i)?this.danmuku.config({modes:this.option.modes.filter(e=>e!==i)}):this.danmuku.config({modes:[...this.option.modes,i]}),this.reset()}),this.art.proxy(n,"click",()=>{this.danmuku.config({antiOverlap:!this.option.antiOverlap}),this.reset()}),this.art.proxy(o,"click",()=>{this.danmuku.config({synchronousPlayback:!this.option.synchronousPlayback}),this.reset()}),this.art.proxy(i,"click",e=>{let t=e.target.closest(".apd-mode");if(!t)return;let i=Number(t.dataset.mode);this.danmuku.config({mode:i}),this.reset()}),this.art.proxy(a,"click",e=>{let t=e.target.closest(".apd-color");t&&(this.danmuku.config({color:t.dataset.color}),this.reset())}),this.art.proxy(s,"click",()=>this.emit()),this.art.proxy(l,"keypress",e=>{"Enter"===e.key&&(e.preventDefault(),this.emit())})}createSliders(){this.slider.opacity=this.createSlider({...this.OPACITY,container:this.template.$opacitySlider,findIndex:()=>Math.round(100this.option.opacity),onChange:e=>{let{$opacityValue:t}=this.template;t.textContent=`${e}%`,this.danmuku.config({opacity:e/100})}}),this.slider.margin=this.createSlider({...this.MARGIN,container:this.template.$marginSlider,findIndex:()=>this.MARGIN.steps.findIndex(e=>e.value[0]===this.option.margin[0]&&e.value[1]===this.option.margin[1]),onChange:e=>{let t=this.MARGIN.steps[e];if(!t)return;let{$marginValue:i}=this.template;i.textContent=t.name,this.danmuku.config({margin:t.value})}}),this.slider.fontSize=this.createSlider({...this.FONT_SIZE,container:this.template.$fontSizeSlider,findIndex:()=>Math.round(this.danmuku.fontSize),onChange:e=>{let{$fontSizeValue:t}=this.template;t.textContent=`${e}px`,this.danmuku.config({fontSize:e})}}),this.slider.speed=this.createSlider({...this.SPEED,container:this.template.$speedSlider,findIndex:()=>this.SPEED.steps.findIndex(e=>e.value===this.option.speed),onChange:e=>{let t=this.SPEED.steps[e];if(!t)return;let{$speedValue:i}=this.template;i.textContent=t.name,this.danmuku.config({speed:t.value})}})}createSlider({min:e,max:t,container:i,findIndex:a,onChange:n,steps:o=[]}){let{query:s,clamp:l}=this.utils;i.innerHTML=`<div class="apd-slider-line"><div class="apd-slider-points">${o.map(()=>'<div class="apd-slider-point"></div>').join("")}</div><div class="apd-slider-progress"></div></div><div class="apd-slider-dot"></div><div class="apd-slider-steps">${o.map(e=>e.hide?"":`<div class="apd-slider-step">${e.name}</div>`).join("")}</div>`;let r=s(".apd-slider-dot",i),d=s(".apd-slider-progress",i),p=!1;function u(i=a()){if(i<e\|\|i>t)return;let s=(i-e)/(t-e);r.style.left=`${100s}%`,0===o.length&&(d.style.width=r.style.left),n(i)}function h(a){let{left:n,width:o}=i.getBoundingClientRect();u(Math.round(l(a.clientX-n,0,o)/o(t-e)+e))}return this.art.proxy(i,"click",e=>{h(e)}),this.art.proxy(i,"mousedown",e=>{p=0===e.button}),this.art.on("document:mousemove",e=>{p&&h(e)}),this.art.on("document:mouseup",e=>{p&&(p=!1,h(e))}),{reset:u}}onFullscreen(e){if(this.outside){let{$danmuku:t,$controlsCenter:i,$mount:a}=this.template;e?i.appendChild(t):a.appendChild(t)}}async emit(){let{$input:e}=this.template,t=e.value.trim();if(!t.length\|\|this.isLock\|\|this.emitting)return;let i={text:t,mode:this.option.mode,color:this.option.color,time:this.art.currentTime};try{this.emitting=!0;let t=await this.option.beforeEmit(i);if(this.emitting=!1,!0!==t)return;i.border=!0,delete i.time,this.danmuku.emit(i),e.value="",this.lock()}catch(e){this.emitting=!1}}lock(){let{addClass:e}=this.utils,{$send:t}=this.template;this.isLock=!0;let i=this.option.lockTime;t.innerText=i,e(t,"apd-lock");let a=()=>{this.timer=setTimeout(()=>{0===i?this.unlock():(i-=1,t.innerText=i,a())},1e3)};a()}unlock(){let{removeClass:e}=this.utils,{$send:t}=this.template;clearTimeout(this.timer),this.isLock=!1,t.innerText="发送",e(t,"apd-lock")}reset(){let{inverseClass:e,tooltip:t}=this.utils,{$toggle:i,$colors:a}=this.template;this.slider.opacity.reset(),this.slider.margin.reset(),this.slider.fontSize.reset(),this.slider.speed.reset(),this.setData("danmukuVisible",this.option.visible),this.setData("danmukuMode",this.option.mode),this.setData("danmukuColor",this.option.color),this.setData("danmukuMode0",this.option.modes.includes(0)),this.setData("danmukuMode1",this.option.modes.includes(1)),this.setData("danmukuMode2",this.option.modes.includes(2)),this.setData("danmukuAntiOverlap",this.option.antiOverlap),this.setData("danmukuSyncVideo",this.option.synchronousPlayback),this.setData("danmukuTheme",this.option.theme),this.setData("danmukuEmitter",this.option.emitter);let n=Array.from(a.children).find(e=>e.dataset.color===this.option.color.toUpperCase());n&&e(n,"apd-active"),t(i,this.option.visible?"关闭弹幕":"打开弹幕")}mount(e){let t="string"==typeof e?document.querySelector(e):e;t.appendChild(this.template.$danmuku),this.template.$mount=t,this.reset()}},"undefined"!=typeof document){let e="artplayer-plugin-danmuku",t=document.getElementById(e);if(t)t.textContent=o.default;else{let 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.apd-mode-2-on{display:none}[data-danmuku-mode2=false] .art-danmuku [data-mode="2"]{opacity:0!important}[data-danmuku-mode2=true] .apd-config-mode .apd-mode-2-off{display:none}[data-danmuku-mode2=true] .apd-config-mode .apd-mode-2-on{display:block}[data-danmuku-mode="2"] .apd-style-mode [data-mode="2"]{color:#00a1d6}[data-danmuku-mode="2"] .apd-style-mode [data-mode="2"] path{fill:#00a1d6}'},{}],"9pjcf":[function(e,t,i){t.exports='<svg class="apd-icon apd-toggle-on" xmlns="http://www.w3.org/2000/svg" data-pointer="none" viewBox="0 0 24 24" width="24" height="24"><path fill-rule="evenodd" d="M11.989 4.828c-.47 0-.975.004-1.515.012l-1.71-2.566a1.008 1.008 0 0 0-1.678 1.118l.999 1.5c-.681.018-1.403.04-2.164.068a4.013 4.013 0 0 0-3.83 3.44c-.165 1.15-.245 2.545-.245 4.185 0 1.965.115 3.67.35 5.116a4.012 4.012 0 0 0 3.763 3.363l.906.046c1.205.063 1.808.095 3.607.095a.988.988 0 0 0 0-1.975c-1.758 0-2.339-.03-3.501-.092l-.915-.047a2.037 2.037 0 0 1-1.91-1.708c-.216-1.324-.325-2.924-.325-4.798 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s(e,t,i){let{query:a}=e.constructor.utils;e.controls.add({name:"heatmap",position:"top",html:"",style:{position:"absolute",top:"-100px",left:"0px",right:"0px",height:"100px",width:"100%",pointerEvents:"none"},mounted(s){let l=null,r=null;function d(d=[]){if(l=null,r=null,s.innerHTML="",!e.duration\|\|e.option.isLive)return;let p={w:s.offsetWidth,h:s.offsetHeight},u={xMin:0,xMax:p.w,yMin:0,yMax:128,scale:.25,opacity:.2,minHeight:Math.floor(.05p.h),sampling:Math.floor(p.w/100),smoothing:.2,flattening:.2};"object"==typeof i&&Object.assign(u,i);let h=[];if(Array.isArray(d)&&d.length)h=[...d];else{let i=e.duration/p.w;for(let e=0;e<=p.w;e+=u.sampling){let a=t.danmus.filter(({time:t})=>t>ei&&t<=(e+u.sampling)i).length;h.push([e,a])}}if(0===h.length)return;let m=h[h.length-1],c=m[0],f=m[1];c!==p.w&&h.push([p.w,f]);let g=h.map(e=>e[1]),v=(Math.min(...g)+Math.max(...g))/2;for(let e=0;e<h.length;e++){let t=h[e],i=t[1];t[1]=i(i>v?1+u.scale:1-u.scale)+u.minHeight}let y=(e,t,i,a)=>{let 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package.json

		{
		"license": "MIT",
		"version": "5.0.1",
		"version": "5.1.0",
		"name": "artplayer-plugin-danmuku",
		@@ -10,3 +10,3 @@ "types": "types/artplayer-plugin-danmuku.d.ts",
		"author": "Harvey Zack <laozhaochaguan@gmail.com>",
		"browserslist": "> 0.5%, last 2 versions, not dead",
		"browserslist": "last 1 Chrome version",
		"homepage": "https://artplayer.org",
		@@ -13,0 +13,0 @@ "repository": {

README.md

		@@ -9,8 +9,4 @@ # artplayer-plugin-danmuku

		## Usage

		[https://artplayer.org/document/en/Plugins/danmuku](https://artplayer.org/document/en/Plugins/danmuku)

		## License

		MIT © Harvey Zack

src/bilibili.js

		@@ -6,6 +6,7 @@ export function getMode(key) {
		case 3:
		return 0;
		return 0; // 滚动
		case 4:
		return 2; // 底部
		case 5:
		return 1;
		return 1; // 顶部
		default:
		@@ -49,6 +50,6 @@ return 0;

		export function bilibiliDanmuParseFromUrl(url) {
		return fetch(url)
		.then((res) => res.text())
		.then((xmlString) => bilibiliDanmuParseFromXml(xmlString));
		export async function bilibiliDanmuParseFromUrl(url) {
		const res = await fetch(url);
		const xmlString = await res.text();
		return bilibiliDanmuParseFromXml(xmlString);
		}

709

src/danmuku.js

		import { bilibiliDanmuParseFromUrl } from './bilibili';
		import getDanmuTop from './getDanmuTop';
		import workerText from 'bundle-text:./worker';

		@@ -8,30 +8,39 @@ export default class Danmuku {

		this.utils = constructor.utils;
		this.validator = constructor.validator;
		this.$danmuku = template.$danmuku;
		this.$player = template.$player;
		this.utils = constructor.utils; // 工具库
		this.validator = constructor.validator; // 配置校验器
		this.$danmuku = template.$danmuku; // 弹幕层容器
		this.$player = template.$player; // 播放器容器

		this.art = art;
		this.danmus = [];
		this.queue = [];
		this.option = {};
		this.$refs = [];
		this.isStop = false;
		this.isHide = false;
		this.timer = null;
		this.danmus = []; // 原始弹幕数据
		this.queue = []; // 实际弹幕队列
		this.option = {}; // 格式化后的配置项
		this.$refs = []; // 弹幕DOM节点池
		this.isStop = false; // 是否停止
		this.isHide = false; // 是否隐藏
		this.timer = null; // 定时器
		this.index = 0; // 弹幕索引

		// 弹幕状态池
		this.states = {
		wait: [],
		ready: [],
		emit: [],
		stop: [],
		};

		// 初始化配置
		this.config(option);

		if (this.option.useWorker) {
		try {
		this.worker = new Worker(new URL('data-url:./worker.js', import.meta.url));
		} catch (error) {
		//
		}
		}
		// 创建 Web Worker, 用于计算弹幕的 top 值
		this.worker = new Worker(URL.createObjectURL(new Blob([workerText])));

		// 绑定公用事件
		this.start = this.start.bind(this);
		this.stop = this.stop.bind(this);
		this.reset = this.reset.bind(this);
		this.resize = this.resize.bind(this);
		this.destroy = this.destroy.bind(this);

		// 监听事件
		art.on('video:play', this.start);
		@@ -41,32 +50,42 @@ art.on('video:playing', this.start);
		art.on('video:waiting', this.stop);
		art.on('resize', this.reset);
		art.on('destroy', this.destroy);
		art.on('resize', this.resize);

		// 开始加载弹幕
		this.load();
		}

		// 默认配置
		static get option() {
		return {
		danmuku: [],
		speed: 5,
		margin: ['2%', '25%'],
		opacity: 1,
		color: '#FFFFFF',
		mode: 0,
		fontSize: 25,
		filter: () => true,
		antiOverlap: true,
		useWorker: true,
		synchronousPlayback: false,
		lockTime: 5,
		maxLength: 100,
		minWidth: 200,
		maxWidth: 400,
		mount: undefined,
		theme: 'dark',
		heatmap: false,
		beforeEmit: () => true,
		danmuku: [], // 弹幕数据
		speed: 5, // 弹幕持续时间，范围在[1 ~ 10]
		margin: [10, '25%'], // 弹幕上下边距，支持像素数字和百分比
		opacity: 1, // 弹幕透明度，范围在[0 ~ 1]
		color: '#FFFFFF', // 默认弹幕颜色，可以被单独弹幕项覆盖
		mode: 0, // 默认弹幕模式: 0: 滚动，1: 顶部，2: 底部
		modes: [0, 1, 2], // 弹幕可见的模式
		fontSize: 25, // 弹幕字体大小，支持像素数字和百分比
		antiOverlap: true, // 弹幕是否防重叠
		synchronousPlayback: false, // 是否同步播放速度
		mount: undefined, // 弹幕发射器挂载点, 默认为播放器控制栏中部
		heatmap: false, // 是否开启热力图
		points: [], // 热力图数据
		filter: () => true, // 弹幕载入前的过滤器，只支持返回布尔值
		beforeEmit: () => true, // 弹幕发送前的过滤器，支持返回 Promise
		beforeVisible: () => true, // 弹幕显示前的过滤器，支持返回 Promise
		visible: true, // 弹幕层是否可见
		emitter: true, // 是否开启弹幕发射器
		maxLength: 200, // 弹幕输入框最大长度, 范围在[1 ~ 1000]
		lockTime: 5, // 输入框锁定时间，范围在[1 ~ 60]
		theme: 'dark', // 弹幕主题，支持 dark 和 light，只在自定义挂载时生效
		OPACITY: {}, // 不透明度配置项
		FONT_SIZE: {}, // 弹幕字号配置项
		MARGIN: {}, // 显示区域配置项
		SPEED: {}, // 弹幕速度配置项
		COLOR: [], // 颜色列表配置项
		};
		}

		// 配置校验
		static get scheme() {
		@@ -80,22 +99,49 @@ return {
		mode: 'number',
		modes: 'array',
		fontSize: 'number\|string',
		filter: 'function',
		antiOverlap: 'boolean',
		useWorker: 'boolean',
		synchronousPlayback: 'boolean',
		mount: '?htmldivelement\|string',
		heatmap: 'object\|boolean',
		points: 'array',
		filter: 'function',
		beforeEmit: 'function',
		beforeVisible: 'function',
		visible: 'boolean',
		emitter: 'boolean',
		maxLength: 'number',
		lockTime: 'number',
		maxLength: 'number',
		minWidth: 'number',
		maxWidth: 'number',
		mount: 'undefined\|htmldivelement',
		theme: 'string',
		heatmap: 'object\|boolean',
		beforeEmit: 'function',
		OPACITY: 'object',
		FONT_SIZE: 'object',
		MARGIN: 'object',
		SPEED: 'object',
		COLOR: 'array',
		};
		}

		// 初始弹幕样式
		static get cssText() {
		return `
		user-select: none;
		position: absolute;
		white-space: pre;
		pointer-events: none;
		perspective: 500px;
		display: inline-block;
		will-change: transform;
		font-weight: normal;
		line-height: 1.125;
		visibility: hidden;
		font-family: SimHei, "Microsoft JhengHei", Arial, Helvetica, sans-serif;
		text-shadow: rgb(0, 0, 0) 1px 0px 1px, rgb(0, 0, 0) 0px 1px 1px, rgb(0, 0, 0) 0px -1px 1px, rgb(0, 0, 0) -1px 0px 1px;
		`;
		}

		// 是否在移动端使用了自动旋屏，会影响弹幕的left和top值
		get isRotate() {
		return this.art.plugins.autoOrientation && this.art.plugins.autoOrientation.state;
		return this.art.plugins?.autoOrientation?.state;
		}

		// 计算上空白边距
		get marginTop() {
		@@ -118,2 +164,3 @@ const { clamp } = this.utils;

		// 计算下空白边距
		get marginBottom() {
		@@ -136,46 +183,51 @@ const { clamp } = this.utils;

		filter(state, callback) {
		return this.queue.filter((danmu) => danmu.$state === state).map(callback);
		}
		// 计算弹幕字体大小
		get fontSize() {
		const { clamp } = this.utils;
		const { clientHeight } = this.$player;

		getLeft($ref) {
		const rect = $ref.getBoundingClientRect();
		return this.isRotate ? rect.top : rect.left;
		}
		const fontSize = this.option.fontSize;

		getRef() {
		const $refCache = this.$refs.pop();
		if ($refCache) return $refCache;
		if (typeof fontSize === 'number') {
		return clamp(fontSize, 12, clientHeight);
		}

		const $ref = document.createElement('div');
		if (typeof fontSize === 'string' && fontSize.endsWith('%')) {
		const ratio = parseFloat(fontSize) / 100;
		return clamp(clientHeight * ratio, 12, clientHeight);
		}

		$ref.style.cssText = `
		user-select: none;
		position: absolute;
		white-space: pre;
		pointer-events: none;
		perspective: 500px;
		display: inline-block;
		will-change: transform;
		font-weight: normal;
		line-height: 1.125;
		visibility: hidden;
		font-family: SimHei, "Microsoft JhengHei", Arial, Helvetica, sans-serif;
		text-shadow: rgb(0, 0, 0) 1px 0px 1px, rgb(0, 0, 0) 0px 1px 1px, rgb(0, 0, 0) 0px -1px 1px, rgb(0, 0, 0) -1px 0px 1px;
		`;
		return Danmuku.option.fontSize;
		}

		// 获取弹幕DOM节点
		get $ref() {
		const $ref = this.$refs.pop() \|\| document.createElement('div');
		$ref.style.cssText = Danmuku.cssText;
		$ref.dataset.mode = '';
		$ref.className = '';
		return $ref;
		}

		getReady() {
		// 获取准备好发送的弹幕
		get readys() {
		const { currentTime } = this.art;
		return this.queue.filter((danmu) => {
		return (
		danmu.$state === 'ready' \|\|
		(danmu.$state === 'wait' && currentTime + 0.1 >= danmu.time && danmu.time >= currentTime - 0.1)
		);

		const result = [];

		// 有的是ready状态：之前因为弹幕太多而暂停发送的弹幕
		this.filter('ready', (danmu) => result.push(danmu));

		// 有的是wait状态：符合时间范围的弹幕
		this.filter('wait', (danmu) => {
		if (currentTime + 0.1 >= danmu.time && danmu.time >= currentTime - 0.1) {
		result.push(danmu);
		}
		});

		return result;
		}

		getEmits() {
		// 可见的弹幕的数据，用于计算下一个弹幕的top值
		get visibles() {
		const result = [];
		@@ -211,37 +263,12 @@ const { clientWidth } = this.$player;

		getFontSize(fontSize) {
		const { clamp } = this.utils;
		const { clientHeight } = this.$player;

		if (typeof fontSize === 'number') {
		return clamp(fontSize, 12, clientHeight);
		}

		if (typeof fontSize === 'string' && fontSize.endsWith('%')) {
		const ratio = parseFloat(fontSize) / 100;
		return clamp(clientHeight * ratio, 12, clientHeight);
		}

		return Danmuku.option.fontSize;
		get speed() {
		return this.option.synchronousPlayback && this.art.playbackRate
		? this.option.speed / Number(this.art.playbackRate)
		: this.option.speed;
		}

		postMessage(message = {}) {
		return new Promise((resolve) => {
		if (this.option.useWorker && this.worker && this.worker.postMessage) {
		message.id = Date.now();
		this.worker.postMessage(message);
		this.worker.onmessage = (event) => {
		const { data } = event;
		if (data.id === message.id) {
		resolve(data);
		}
		};
		} else {
		const top = getDanmuTop(message);
		resolve({ top });
		}
		});
		}
		// 加载弹幕
		async load() {
		const { errorHandle } = this.utils;

		async load() {
		try {
		@@ -258,8 +285,8 @@ if (typeof this.option.danmuku === 'function') {

		this.utils.errorHandle(Array.isArray(this.danmus), 'Danmuku need return an array as result');
		this.art.emit('artplayerPluginDanmuku:loaded', this.danmus);
		errorHandle(Array.isArray(this.danmus), 'Danmuku need return an array as result');

		this.queue = [];
		this.$danmuku.innerText = '';
		this.danmus.forEach((danmu) => this.emit(danmu));
		this.queue = []; // 清空实际弹幕队列
		this.$danmuku.innerText = ''; // 清空弹幕层
		this.danmus.forEach((danmu) => this.emit(danmu)); // 逐个验证原始弹幕并转换为实际弹幕
		this.art.emit('artplayerPluginDanmuku:loaded', this.queue);
		} catch (error) {
		@@ -273,20 +300,105 @@ this.art.emit('artplayerPluginDanmuku:error', error);

		// 把原始弹幕转换为实际弹幕
		emit(danmu) {
		const { clamp } = this.utils;

		this.validator(danmu, {
		text: 'string', // 弹幕文本
		mode: '?number', // 弹幕模式: 0: 滚动，1: 顶部，2: 底部
		color: '?string', // 弹幕颜色
		time: '?number', // 弹幕时间
		border: '?boolean', // 弹幕是否有边框
		style: '?object', // 弹幕额外样式
		});

		// 弹幕文本为空则直接忽略
		if (!danmu.text.trim()) return this;

		// 设置弹幕时间，如果没有则默认为当前时间加 0.5 秒
		if (danmu.time) {
		danmu.time = clamp(danmu.time, 0, Infinity);
		} else {
		danmu.time = this.art.currentTime + 0.5;
		}

		// 设置弹幕模式，如果没有则默认为全局配置
		if (danmu.mode === undefined) {
		danmu.mode = this.option.mode;
		}

		// 设置弹幕单独样式，如果没有则默认为空对象
		if (danmu.style === undefined) {
		danmu.style = {};
		}

		// 设置弹幕颜色，如果没有则默认为全局配置
		if (danmu.color === undefined) {
		danmu.color = this.option.color;
		}

		// 弹幕模式只能是 0, 1, 2
		if (![0, 1, 2].includes(danmu.mode)) return this;

		// 自定义弹幕过滤函数
		if (!this.option.filter(danmu)) return this;

		// 添加自定义属性
		const item = {
		...danmu,
		$state: 'wait', // 弹幕初始状态
		$id: this.index++, // 弹幕唯一标识
		$ref: null, // 弹幕 DOM 节点
		$restTime: 0, // 弹幕剩余时间
		$lastStartTime: 0, // 弹幕上次开始时间
		};

		// 转换为wait状态
		this.setState(item, 'wait');

		// 添加到实际弹幕队列
		this.queue.push(item);

		// 弹幕有四个状态：
		// - wait: 弹幕还未开始显示，没有被添加到 DOM 中
		// - ready: 弹幕准备好显示，没有被添加到 DOM 中
		// - emit: 弹幕正在显示，已经被添加到 DOM 中
		// - stop: 弹幕正在停止显示，已经被添加到 DOM 中

		return this;
		}

		// 动态配置
		config(option) {
		const { clamp } = this.utils;
		const { $controlsCenter } = this.art.template;

		// 判断配置项是否有变化
		const changed = Object.keys(option).some(
		(key) => JSON.stringify(this.option[key]) !== JSON.stringify(option[key]),
		);

		if (!changed) return this;

		this.option = Object.assign({}, Danmuku.option, this.option, option);
		this.validator(this.option, Danmuku.scheme);

		this.option.mode = clamp(this.option.mode, 0, 2);
		this.option.speed = clamp(this.option.speed, 1, 10);
		this.option.opacity = clamp(this.option.opacity, 0, 1);
		this.option.lockTime = clamp(Math.floor(this.option.lockTime), 0, 60);
		this.option.maxLength = clamp(this.option.maxLength, 0, 500);
		this.option.minWidth = clamp(this.option.minWidth, 0, 500);
		this.option.maxWidth = clamp(this.option.maxWidth, 0, Infinity);
		this.option.lockTime = clamp(this.option.lockTime, 1, 60);
		this.option.maxLength = clamp(this.option.maxLength, 1, 1000);
		this.option.mount = this.option.mount \|\| $controlsCenter;

		// 重新计算弹幕字体大小，需要重新渲染
		if (option.fontSize) {
		this.option.fontSize = this.getFontSize(this.option.fontSize);
		this.reset();
		}

		// 通过配置项控制弹幕的显示和隐藏
		if (this.option.visible) {
		this.show();
		} else {
		this.hide();
		}

		this.art.emit('artplayerPluginDanmuku:config', this.option);
		@@ -297,5 +409,53 @@

		// 计算DOM的left值，受到旋屏影响
		getLeft($ref) {
		const rect = $ref.getBoundingClientRect();
		return this.isRotate ? rect.top : rect.left;
		}

		// 计算弹幕的top值
		postMessage(message = {}) {
		return new Promise((resolve) => {
		message.id = Date.now();
		this.worker.postMessage(message);
		this.worker.onmessage = (event) => {
		const { data } = event;
		if (data.id === message.id) {
		resolve(data);
		}
		};
		});
		}

		// 根据状态获取弹幕
		filter(state, callback) {
		const danmus = this.states[state] \|\| [];
		for (let index = 0; index < danmus.length; index++) {
		callback(danmus[index]);
		}
		return danmus;
		}

		// 设置弹幕状态
		setState(danmu, state) {
		// 从原状态池中删除
		this.states[danmu.$state] = this.states[danmu.$state].filter((item) => item !== danmu);

		// 设置新状态
		danmu.$state = state;

		// 设置DOM节点状态
		if (danmu.$ref) {
		danmu.$ref.dataset.state = state;
		}

		// 添加到新状态池中
		this.states[state].push(danmu);
		}

		// 重置弹幕到wait状态，回收弹幕DOM节点
		makeWait(danmu) {
		danmu.$state = 'wait';
		this.setState(danmu, 'wait');
		if (danmu.$ref) {
		danmu.$ref.style.cssText = Danmuku.cssText;
		danmu.$ref.style.visibility = 'hidden';
		@@ -310,11 +470,158 @@ danmu.$ref.style.marginLeft = '0px';

		// 实时更新弹幕
		update() {
		const { setStyles } = this.utils;

		this.timer = window.requestAnimationFrame(async () => {
		if (this.art.playing && !this.isHide) {
		// 实时计算弹幕的剩余显示时间
		this.filter('emit', (danmu) => {
		const emitTime = (Date.now() - danmu.$lastStartTime) / 1000;
		danmu.$restTime -= emitTime;
		danmu.$lastStartTime = Date.now();
		// 超过时间即重置弹幕
		if (danmu.$restTime <= 0) {
		this.makeWait(danmu);
		}
		});

		// 获取准备好发送的弹幕，可能包含ready和wait状态的弹幕
		const readys = this.readys;
		for (let index = 0; index < readys.length; index++) {
		const danmu = readys[index];

		// 弹幕发送前的过滤器
		const state = await this.option.beforeVisible(danmu);

		if (state) {
		const { clientWidth, clientHeight } = this.$player;
		danmu.$ref = this.$ref; // 获取弹幕DOM节点
		danmu.$ref.innerText = danmu.text; // 设置弹幕文本

		// 提前添加到弹幕层中，用于计算top值
		this.$danmuku.appendChild(danmu.$ref);

		// 设置初始弹幕样式
		danmu.$ref.style.opacity = this.option.opacity;
		danmu.$ref.style.fontSize = `${this.fontSize}px`;
		danmu.$ref.style.color = danmu.color;
		danmu.$ref.style.border = danmu.border ? `1px solid ${danmu.color}` : null;
		danmu.$ref.style.backgroundColor = danmu.border ? 'rgb(0 0 0 / 50%)' : null;

		// 设置单独弹幕样式
		setStyles(danmu.$ref, danmu.style);

		// 记录弹幕时间戳
		danmu.$lastStartTime = Date.now();

		// 计算弹幕剩余时间
		danmu.$restTime = this.speed;

		// 计算弹幕滚动的距离
		const distance = clientWidth + danmu.$ref.clientWidth;

		// 计算弹幕的top值
		const { top } = await this.postMessage({
		target: {
		mode: danmu.mode,
		height: danmu.$ref.clientHeight,
		speed: distance / danmu.$restTime,
		}, // 当前弹幕信息
		visibles: this.visibles, // 可见的弹幕的数据
		antiOverlap: this.option.antiOverlap,
		clientWidth: clientWidth,
		clientHeight: clientHeight,
		marginBottom: this.marginBottom,
		marginTop: this.marginTop,
		});

		if (danmu.$ref) {
		if (!this.isStop && top !== undefined) {
		this.setState(danmu, 'emit'); // 转换为emit状态
		danmu.$ref.style.top = `${top}px`;
		danmu.$ref.style.visibility = 'visible';
		danmu.$ref.dataset.mode = danmu.mode; // CSS控制模式的显示和隐藏

		switch (danmu.mode) {
		// 滚动的弹幕
		case 0: {
		danmu.$ref.style.left = `${clientWidth}px`;
		danmu.$ref.style.marginLeft = '0px';
		danmu.$ref.style.transform = `translateX(${-distance}px)`;
		danmu.$ref.style.transition = `transform ${danmu.$restTime}s linear 0s`;
		break;
		}
		case 1:
		// falls through
		case 2:
		danmu.$ref.style.left = '50%';
		danmu.$ref.style.marginLeft = `-${danmu.$ref.clientWidth / 2}px`;
		break;
		default:
		break;
		}

		this.art.emit('artplayerPluginDanmuku:visible', danmu);
		} else {
		// 假如弹幕已经停止或者没有 top 值，则重置弹幕为ready状态，回收弹幕DOM节点，等待下次发送
		this.setState(danmu, 'ready');
		this.$refs.push(danmu.$ref);
		danmu.$ref = null;
		}
		}
		}
		}
		}

		// 递归调用
		if (!this.isStop) {
		this.update();
		}
		});
		return this;
		}

		// 重置正在显示的弹幕: stop/emit 状态的弹幕
		resize() {
		const { clientWidth } = this.$player;

		this.filter('stop', (danmu) => {
		switch (danmu.mode) {
		// 滚动的弹幕
		case 0:
		danmu.$ref.style.left = `${clientWidth}px`;
		break;
		default:
		break;
		}
		});

		this.filter('emit', (danmu) => {
		danmu.$lastStartTime = Date.now();
		switch (danmu.mode) {
		// 滚动的弹幕
		case 0: {
		const distance = clientWidth + danmu.$ref.clientWidth;
		danmu.$ref.style.left = `${clientWidth}px`;
		danmu.$ref.style.transform = `translateX(${-distance}px)`;
		danmu.$ref.style.transition = `transform ${danmu.$restTime}s linear 0s`;
		break;
		}
		default:
		break;
		}
		});
		}

		// 继续弹幕
		continue() {
		const { clientWidth } = this.$player;
		this.filter('stop', (danmu) => {
		danmu.$state = 'emit';
		this.setState(danmu, 'emit'); // 转换为emit状态
		danmu.$lastStartTime = Date.now();
		switch (danmu.mode) {
		// 继续滚动的弹幕
		case 0: {
		const translateX = clientWidth + danmu.$ref.clientWidth;
		danmu.$ref.style.transform = `translateX(${-translateX}px)`;
		const distance = clientWidth + danmu.$ref.clientWidth;
		danmu.$ref.style.transform = `translateX(${-distance}px)`;
		danmu.$ref.style.transition = `transform ${danmu.$restTime}s linear 0s`;
		@@ -331,7 +638,9 @@ break;

		// 暂停弹幕
		suspend() {
		const { clientWidth } = this.$player;
		this.filter('emit', (danmu) => {
		danmu.$state = 'stop';
		this.setState(danmu, 'stop'); // 转换为stop状态
		switch (danmu.mode) {
		// 停止滚动的弹幕
		case 0: {
		@@ -351,94 +660,2 @@ const translateX = clientWidth - (this.getLeft(danmu.$ref) - this.getLeft(this.$player));

		reset() {
		this.queue.forEach((danmu) => this.makeWait(danmu));
		return this;
		}

		update() {
		this.timer = window.requestAnimationFrame(async () => {
		if (this.art.playing && !this.isHide) {
		this.filter('emit', (danmu) => {
		const emitTime = (Date.now() - danmu.$lastStartTime) / 1000;
		danmu.$restTime -= emitTime;
		danmu.$lastStartTime = Date.now();
		if (danmu.$restTime <= 0) {
		this.makeWait(danmu);
		}
		});

		const readys = this.getReady();
		const { clientWidth, clientHeight } = this.$player;
		for (let index = 0; index < readys.length; index++) {
		const danmu = readys[index];
		danmu.$ref = this.getRef();
		danmu.$ref.innerText = danmu.text;
		this.$danmuku.appendChild(danmu.$ref);

		danmu.$ref.style.left = `${clientWidth}px`;
		danmu.$ref.style.opacity = this.option.opacity;
		danmu.$ref.style.fontSize = `${this.option.fontSize}px`;
		danmu.$ref.style.color = danmu.color;
		danmu.$ref.style.border = danmu.border ? `1px solid ${danmu.color}` : null;
		danmu.$ref.style.backgroundColor = danmu.border ? 'rgb(0 0 0 / 50%)' : null;
		danmu.$ref.style.marginLeft = '0px';

		danmu.$lastStartTime = Date.now();
		danmu.$restTime =
		this.option.synchronousPlayback && this.art.playbackRate
		? this.option.speed / Number(this.art.playbackRate)
		: this.option.speed;

		const target = {
		mode: danmu.mode,
		height: danmu.$ref.clientHeight,
		speed: (clientWidth + danmu.$ref.clientWidth) / danmu.$restTime,
		};

		const { top } = await this.postMessage({
		target,
		emits: this.getEmits(),
		antiOverlap: this.option.antiOverlap,
		clientWidth: clientWidth,
		clientHeight: clientHeight,
		marginBottom: this.marginBottom,
		marginTop: this.marginTop,
		});

		if (danmu.$ref) {
		if (!this.isStop && top !== undefined) {
		danmu.$state = 'emit';
		danmu.$ref.style.visibility = 'visible';

		switch (danmu.mode) {
		case 0: {
		danmu.$ref.style.top = `${top}px`;
		const translateX = clientWidth + danmu.$ref.clientWidth;
		danmu.$ref.style.transform = `translateX(${-translateX}px)`;
		danmu.$ref.style.transition = `transform ${danmu.$restTime}s linear 0s`;
		break;
		}
		case 1:
		danmu.$ref.style.left = '50%';
		danmu.$ref.style.top = `${top}px`;
		danmu.$ref.style.marginLeft = `-${danmu.$ref.clientWidth / 2}px`;
		break;
		default:
		break;
		}
		} else {
		danmu.$state = 'ready';
		this.$refs.push(danmu.$ref);
		danmu.$ref = null;
		}
		}
		}
		}

		if (!this.isStop) {
		this.update();
		}
		});
		return this;
		}

		stop() {
		@@ -460,6 +677,12 @@ this.isStop = true;

		reset() {
		this.queue.forEach((danmu) => this.makeWait(danmu));
		this.art.emit('artplayerPluginDanmuku:reset');
		return this;
		}

		show() {
		this.isHide = false;
		this.start();
		this.$danmuku.style.display = 'block';
		this.$danmuku.style.opacity = 1;
		this.option.visible = true;
		this.art.emit('artplayerPluginDanmuku:show');
		@@ -471,5 +694,4 @@ return this;
		this.isHide = true;
		this.stop();
		this.queue.forEach((item) => this.makeWait(item));
		this.$danmuku.style.display = 'none';
		this.$danmuku.style.opacity = 0;
		this.option.visible = false;
		this.art.emit('artplayerPluginDanmuku:hide');
		@@ -479,42 +701,5 @@ return this;

		emit(danmu) {
		this.validator(danmu, {
		text: 'string',
		mode: 'number\|undefined',
		color: 'string\|undefined',
		time: 'number\|undefined',
		border: 'boolean\|undefined',
		});

		if (!danmu.text.trim()) return this;
		if (!this.option.filter(danmu)) return this;

		if (danmu.time) {
		danmu.time = this.utils.clamp(danmu.time, 0, Infinity);
		} else {
		danmu.time = this.art.currentTime + 0.5;
		}

		if (danmu.mode === undefined) {
		danmu.mode = this.option.mode;
		}

		if (danmu.color === undefined) {
		danmu.color = this.option.color;
		}

		this.queue.push({
		...danmu,
		$state: 'wait',
		$ref: null,
		$restTime: 0,
		$lastStartTime: 0,
		});

		return this;
		}

		destroy() {
		this.stop();
		if (this.worker && this.worker.terminate) this.worker.terminate();
		this.worker.terminate();
		this.art.off('video:play', this.start);
		@@ -521,0 +706,0 @@ this.art.off('video:playing', this.start);

src/heatmap.js

		@@ -47,3 +47,3 @@ const lib = {

		function update() {
		function update(arg = []) {
		$start = null;
		@@ -53,3 +53,3 @@ $stop = null;

		if (!danmuku.danmus.length \|\| !art.duration) return;
		if (!art.duration \|\| art.option.isLive) return;

		@@ -78,11 +78,18 @@ const svg = {

		const points = [];
		const gap = art.duration / svg.w;
		for (let x = 0; x <= svg.w; x += options.sampling) {
		const y = danmuku.danmus.filter(
		({ time }) => time > x * gap && time <= (x + options.sampling) * gap,
		).length;
		points.push([x, y]);
		let points = [];

		if (Array.isArray(arg) && arg.length) {
		points = [...arg];
		} else {
		const gap = art.duration / svg.w;
		for (let x = 0; x <= svg.w; x += options.sampling) {
		const y = danmuku.danmus.filter(
		({ time }) => time > x * gap && time <= (x + options.sampling) * gap,
		).length;
		points.push([x, y]);
		}
		}

		if (points.length === 0) return;

		const lastPoint = points[points.length - 1];
		@@ -173,7 +180,8 @@ const lastX = lastPoint[0];

		art.on('ready', update);
		art.on('resize', update);
		art.on('artplayerPluginDanmuku:loaded', update);
		art.on('ready', () => update());
		art.on('resize', () => update());
		art.on('artplayerPluginDanmuku:loaded', () => update());
		art.on('artplayerPluginDanmuku:points', (points) => update(points));
		},
		});
		}

src/index.js

		import Danmuku from './danmuku';
		import setting from './setting';
		import Setting from './setting';
		import heatmap from './heatmap';

		function checkVersion(art) {
		const {
		version,
		utils: { errorHandle },
		} = art.constructor;
		const arr = version.split('.').map(Number);
		const major = arr[0];
		const minor = arr[1] / 100;
		errorHandle(major + minor >= 5, `Artplayer.js@${version} 不兼容该弹幕库，请更新到 Artplayer.js@5.x.x 版本以上`);
		}

		export default function artplayerPluginDanmuku(option) {
		return (art) => {
		checkVersion(art);
		const danmuku = new Danmuku(art, option);
		setting(art, danmuku);
		if (option.heatmap && !art.option.isLive) {
		heatmap(art, danmuku, option.heatmap);
		const setting = new Setting(art, danmuku);

		if (danmuku.option.heatmap) {
		heatmap(art, danmuku, danmuku.option.heatmap);
		}

		return {
		@@ -32,2 +22,3 @@ name: 'artplayerPluginDanmuku',
		reset: danmuku.reset.bind(danmuku),
		mount: setting.mount.bind(setting),
		get option() {
		@@ -46,5 +37,3 @@ return danmuku.option;

		artplayerPluginDanmuku.env = process.env.NODE_ENV;
		artplayerPluginDanmuku.version = process.env.APP_VER;
		artplayerPluginDanmuku.build = process.env.BUILD_DATE;
		artplayerPluginDanmuku.icons = Setting.icons;

		@@ -51,0 +40,0 @@ if (typeof window !== 'undefined') {

941

src/setting.js

		import style from 'bundle-text:./style.less';
		import danmuOn from 'bundle-text:./img/danmu-on.svg';
		import danmuOff from 'bundle-text:./img/danmu-off.svg';
		import danmuConfig from 'bundle-text:./img/danmu-config.svg';
		import danmuStyle from 'bundle-text:./img/danmu-style.svg';
		import $on from 'bundle-text:./img/on.svg';
		import $off from 'bundle-text:./img/off.svg';
		import $config from 'bundle-text:./img/config.svg';
		import $style from 'bundle-text:./img/style.svg';
		import $mode_0_off from 'bundle-text:./img/mode_0_off.svg';
		import $mode_0_on from 'bundle-text:./img/mode_0_on.svg';
		import $mode_1_off from 'bundle-text:./img/mode_1_off.svg';
		import $mode_1_on from 'bundle-text:./img/mode_1_on.svg';
		import $mode_2_off from 'bundle-text:./img/mode_2_off.svg';
		import $mode_2_on from 'bundle-text:./img/mode_2_on.svg';
		import $check_on from 'bundle-text:./img/check_on.svg';
		import $check_off from 'bundle-text:./img/check_off.svg';

		export default function setting(art, danmuku) {
		const { option } = danmuku;
		const {
		template: { $controlsCenter, $player },
		constructor: {
		SETTING_ITEM_WIDTH,
		utils: { removeClass, addClass, append, setStyle, tooltip, query, inverseClass, getIcon },
		},
		} = art;
		export default class Setting {
		constructor(art, danmuku) {
		this.art = art;
		this.danmuku = danmuku;
		this.utils = art.constructor.utils;

		setStyle($controlsCenter, 'display', 'flex');
		const { setStyle } = this.utils;
		const { $controlsCenter } = art.template;
		setStyle($controlsCenter, 'display', 'flex');

		const $danmuOn = getIcon('danmu-on', danmuOn);
		const $danmuOff = getIcon('danmu-off', danmuOff);
		const $danmuConfig = getIcon('danmu-config', danmuConfig);
		const $danmuStyle = getIcon('danmu-style', danmuStyle);
		this.template = {
		$controlsCenter,
		$mount: $controlsCenter,
		$danmuku: null,
		$toggle: null,
		$configModes: null,
		$styleModes: null,
		$colors: null,
		$opacitySlider: null,
		$opacityValue: null,
		$marginSlider: null,
		$marginValue: null,
		$fontSizeSlider: null,
		$fontSizeValue: null,
		$speedSlider: null,
		$speedValue: null,
		$input: null,
		$send: null,
		};

		function addEmitter() {
		const colors = [
		'#FE0302',
		'#FF7204',
		'#FFAA02',
		'#FFD302',
		'#FFFF00',
		'#A0EE00',
		'#00CD00',
		'#019899',
		'#4266BE',
		'#89D5FF',
		'#CC0273',
		'#222222',
		'#9B9B9B',
		'#FFFFFF',
		].map((item) => {
		const isCurrent = option.color === item ? ' art-current' : '';
		return `<div class="art-danmuku-style-panel-color${isCurrent}" data-color="${item}" style="background-color:${item}"></div>`;
		});
		this.slider = {
		opacity: null,
		margin: null,
		fontSize: null,
		speed: null,
		};

		const $emitter = append(
		$controlsCenter,
		`
		<div class="art-danmuku-emitter" style="max-width: ${option.maxWidth ? `${option.maxWidth}px` : '100%'}">
		<div class="art-danmuku-left">
		<div class="art-danmuku-style">
		<div class="art-danmuku-style-panel">
		<div class="art-danmuku-style-panel-inner">
		<div class="art-danmuku-style-panel-title">模式</div>
		<div class="art-danmuku-style-panel-modes">
		<div class="art-danmuku-style-panel-mode art-current" data-mode="0">滚动</div>
		<div class="art-danmuku-style-panel-mode" data-mode="1">静止</div>
		this.emitting = false;
		this.isLock = false;
		this.timer = null;

		this.createTemplate();
		this.createSliders();
		this.createEvents();

		this.mount(this.option.mount);

		art.on('fullscreen', (state) => this.onFullscreen(state));
		art.on('fullscreenWeb', (state) => this.onFullscreen(state));
		}

		static get icons() {
		return {
		$on,
		$off,
		$config,
		$style,
		$mode_0_off,
		$mode_0_on,
		$mode_1_off,
		$mode_1_on,
		$mode_2_off,
		$mode_2_on,
		$check_on,
		$check_off,
		};
		}

		get option() {
		return this.danmuku.option;
		}

		get outside() {
		return this.template.$mount !== this.template.$controlsCenter;
		}

		get TEMPLATE() {
		const { option } = this;
		return `
		<div class="apd-toggle">
		${$on}${$off}
		</div>
		<div class="apd-config">
		${$config}
		<div class="apd-config-panel">
		<div class="apd-config-panel-inner">
		<div class="apd-config-mode">
		按类型屏蔽
		<div class="apd-modes">
		<div data-mode="0" class="apd-mode">
		${$mode_0_off}${$mode_0_on}
		<div>滚动</div>
		</div>
		<div class="art-danmuku-style-panel-title">颜色</div>
		<div class="art-danmuku-style-panel-colors">
		${colors.join('')}
		<div data-mode="1" class="apd-mode">
		${$mode_1_off}${$mode_1_on}
		<div>顶部</div>
		</div>
		<div data-mode="2" class="apd-mode">
		${$mode_2_off}${$mode_2_on}
		<div>底部</div>
		</div>
		</div>
		</div>
		<div class="apd-config-other">
		<div class="apd-other apd-anti-overlap">
		${$check_on}${$check_off}
		防止弹幕重叠
		</div>
		<div class="apd-other apd-sync-video">
		${$check_on}${$check_off}
		同步视频速度
		</div>
		</div>
		<div class="apd-config-slider apd-config-opacity">
		不透明度
		<div class="apd-slider"></div>
		<div class="apd-value">未知</div>
		</div>
		<div class="apd-config-slider apd-config-margin">
		显示区域
		<div class="apd-slider"></div>
		<div class="apd-value">未知</div>
		</div>
		<div class="apd-config-slider apd-config-fontSize">
		弹幕字号
		<div class="apd-slider"></div>
		<div class="apd-value">未知</div>
		</div>
		<div class="apd-config-slider apd-config-speed">
		弹幕速度
		<div class="apd-slider"></div>
		<div class="apd-value">未知</div>
		</div>
		</div>
		<input class="art-danmuku-input" maxlength="${option.maxLength}" placeholder="发个弹幕见证当下" />
		</div>
		<div class="art-danmuku-send">发送</div>
		</div>
		`,
		);
		<div class="apd-emitter">
		<div class="apd-style">
		${$style}
		<div class="apd-style-panel">
		<div class="apd-style-panel-inner">
		<div class="apd-style-mode">
		模式
		<div class="apd-modes">
		<div data-mode="0" class="apd-mode">
		${$mode_0_on}
		<div>滚动</div>
		</div>
		<div data-mode="1" class="apd-mode">
		${$mode_1_on}
		<div>顶部</div>
		</div>
		<div data-mode="2" class="apd-mode">
		${$mode_2_on}
		<div>底部</div>
		</div>
		</div>
		</div>
		<div class="apd-style-color">
		颜色
		<div class="apd-colors">
		${this.COLOR.map((color) => `<div data-color="${color}" class="apd-color" style="background-color: ${color}"></div>`).join('')}
		</div>
		</div>
		</div>
		</div>
		</div>
		<input class="apd-input" placeholder="发个友善的弹幕见证当下" autocomplete="off" maxLength="${option.maxLength}" />
		<div class="apd-send">发送</div>
		</div>
		`;
		}

		const $style = query('.art-danmuku-style', $emitter);
		const $input = query('.art-danmuku-input', $emitter);
		const $send = query('.art-danmuku-send', $emitter);
		const $panel = query('.art-danmuku-style-panel-inner', $emitter);
		const $modes = query('.art-danmuku-style-panel-modes', $emitter);
		const $colors = query('.art-danmuku-style-panel-colors', $emitter);
		const $layer = option.mount \|\| append($player, '<div class="art-layer-danmuku-emitter"></div>');
		get OPACITY() {
		return {
		min: 0,
		max: 100,
		steps: [],
		...this.option.OPACITY,
		};
		}

		if (art.option.backdrop) {
		addClass($panel, 'art-backdrop-filter');
		}
		get FONT_SIZE() {
		return {
		min: 12,
		max: 120,
		steps: [],
		...this.option.FONT_SIZE,
		};
		}

		if (option.theme) {
		addClass($emitter, `art-danmuku-theme-${option.theme}`);
		get MARGIN() {
		return {
		min: 0,
		max: 3,
		steps: [
		{
		name: '1/4',
		value: [10, '75%'],
		},
		{
		name: '半屏',
		value: [10, '50%'],
		},
		{
		name: '3/4',
		value: [10, '25%'],
		},
		{
		name: '满屏',
		value: [10, 10],
		},
		],
		...this.option.MARGIN,
		};
		}

		get SPEED() {
		return {
		min: 0,
		max: 4,
		steps: [
		{
		name: '极慢',
		value: 10,
		},
		{
		name: '较慢',
		value: 7.5,
		hide: true,
		},
		{
		name: '适中',
		value: 5,
		},
		{
		name: '较快',
		value: 2.5,
		hide: true,
		},
		{
		name: '极快',
		value: 1,
		},
		],
		...this.option.SPEED,
		};
		}

		get COLOR() {
		return this.option.COLOR.length
		? this.option.COLOR
		: [
		'#FE0302',
		'#FF7204',
		'#FFAA02',
		'#FFD302',
		'#FFFF00',
		'#A0EE00',
		'#00CD00',
		'#019899',
		'#4266BE',
		'#89D5FF',
		'#CC0273',
		'#222222',
		'#9B9B9B',
		'#FFFFFF',
		];
		}

		query(selector) {
		const { query } = this.utils;
		const { $danmuku } = this.template;
		return query(selector, $danmuku);
		}

		setData(key, value) {
		const { $player } = this.art.template;
		const { $mount } = this.template;
		$player.dataset[key] = value;
		if (this.outside) {
		$mount.dataset[key] = value;
		}
		}

		let timer = null;
		let mode = option.mode;
		let color = option.color;
		append($style, $danmuStyle);
		createTemplate() {
		const { createElement, tooltip } = this.utils;

		function countdown(time) {
		if (time <= 0) {
		timer = null;
		$send.innerText = '发送';
		removeClass($send, 'art-disabled');
		const $danmuku = createElement('div');
		$danmuku.className = 'artplayer-plugin-danmuku';
		$danmuku.innerHTML = this.TEMPLATE;

		this.template.$danmuku = $danmuku;
		this.template.$toggle = this.query('.apd-toggle');
		this.template.$configModes = this.query('.apd-config-mode .apd-modes');
		this.template.$styleModes = this.query('.apd-style-mode .apd-modes');
		this.template.$colors = this.query('.apd-colors');
		this.template.$antiOverlap = this.query('.apd-anti-overlap');
		this.template.$syncVideo = this.query('.apd-sync-video');
		this.template.$opacitySlider = this.query('.apd-config-opacity .apd-slider');
		this.template.$opacityValue = this.query('.apd-config-opacity .apd-value');
		this.template.$marginSlider = this.query('.apd-config-margin .apd-slider');
		this.template.$marginValue = this.query('.apd-config-margin .apd-value');
		this.template.$fontSizeSlider = this.query('.apd-config-fontSize .apd-slider');
		this.template.$fontSizeValue = this.query('.apd-config-fontSize .apd-value');
		this.template.$speedSlider = this.query('.apd-config-speed .apd-slider');
		this.template.$speedValue = this.query('.apd-config-speed .apd-value');
		this.template.$input = this.query('.apd-input');
		this.template.$send = this.query('.apd-send');

		const { $toggle } = this.template;

		this.art.on('artplayerPluginDanmuku:show', () => {
		tooltip($toggle, '关闭弹幕');
		});

		this.art.on('artplayerPluginDanmuku:hide', () => {
		tooltip($toggle, '打开弹幕');
		});
		}

		createEvents() {
		const { $toggle, $configModes, $styleModes, $colors, $antiOverlap, $syncVideo, $send, $input } = this.template;

		this.art.proxy($toggle, 'click', () => {
		this.danmuku.config({
		visible: !this.option.visible,
		});
		this.reset();
		});

		this.art.proxy($configModes, 'click', (event) => {
		const $mode = event.target.closest('.apd-mode');
		if (!$mode) return;
		const mode = Number($mode.dataset.mode);
		if (this.option.modes.includes(mode)) {
		this.danmuku.config({
		modes: this.option.modes.filter((m) => m !== mode),
		});
		} else {
		$send.innerText = time;
		timer = setTimeout(() => countdown(time - 1), 1000);
		this.danmuku.config({
		modes: [...this.option.modes, mode],
		});
		}
		}
		this.reset();
		});

		function onSend() {
		const danmu = {
		mode,
		color,
		border: true,
		text: $input.value.trim(),
		};
		this.art.proxy($antiOverlap, 'click', () => {
		this.danmuku.config({
		antiOverlap: !this.option.antiOverlap,
		});
		this.reset();
		});

		if (timer === null && option.beforeEmit(danmu)) {
		$input.value = '';
		danmuku.emit(danmu);
		addClass($send, 'art-disabled');
		countdown(option.lockTime);
		art.emit('artplayerPluginDanmuku:emit', danmu);
		}
		}
		this.art.proxy($syncVideo, 'click', () => {
		this.danmuku.config({
		synchronousPlayback: !this.option.synchronousPlayback,
		});
		this.reset();
		});

		function onResize() {
		if ($controlsCenter.clientWidth < option.minWidth) {
		append($layer, $emitter);
		setStyle($layer, 'display', 'flex');
		addClass($emitter, 'art-danmuku-mount');
		this.art.proxy($styleModes, 'click', (event) => {
		const $mode = event.target.closest('.apd-mode');
		if (!$mode) return;
		const mode = Number($mode.dataset.mode);
		this.danmuku.config({
		mode: mode,
		});
		this.reset();
		});

		if (!option.mount) {
		setStyle($player, 'marginBottom', '40px');
		}
		} else {
		append($controlsCenter, $emitter);
		setStyle($layer, 'display', 'none');
		removeClass($emitter, 'art-danmuku-mount');
		this.art.proxy($colors, 'click', (event) => {
		const $color = event.target.closest('.apd-color');
		if (!$color) return;
		this.danmuku.config({
		color: $color.dataset.color,
		});
		this.reset();
		});

		if (!option.mount) {
		setStyle($player, 'marginBottom', null);
		}
		}
		}
		this.art.proxy($send, 'click', () => this.emit());

		art.proxy($send, 'click', onSend);

		art.proxy($input, 'keypress', (event) => {
		this.art.proxy($input, 'keypress', (event) => {
		if (event.key === 'Enter') {
		event.preventDefault();
		onSend();
		this.emit();
		}
		});
		}

		art.proxy($modes, 'click', (event) => {
		const { dataset } = event.target;
		if (dataset.mode) {
		mode = Number(dataset.mode);
		inverseClass(event.target, 'art-current');
		}
		createSliders() {
		this.slider.opacity = this.createSlider({
		...this.OPACITY,
		container: this.template.$opacitySlider,
		findIndex: () => {
		return Math.round(this.option.opacity * 100);
		},
		onChange: (index) => {
		const { $opacityValue } = this.template;
		$opacityValue.textContent = `${index}%`;
		this.danmuku.config({
		opacity: index / 100,
		});
		},
		});

		art.proxy($colors, 'click', (event) => {
		const { dataset } = event.target;
		if (dataset.color) {
		color = dataset.color;
		inverseClass(event.target, 'art-current');
		this.slider.margin = this.createSlider({
		...this.MARGIN,
		container: this.template.$marginSlider,
		findIndex: () => {
		return this.MARGIN.steps.findIndex(
		(item) => item.value[0] === this.option.margin[0] && item.value[1] === this.option.margin[1],
		);
		},
		onChange: (index) => {
		const margin = this.MARGIN.steps[index];
		if (!margin) return;
		const { $marginValue } = this.template;
		$marginValue.textContent = margin.name;
		this.danmuku.config({
		margin: margin.value,
		});
		},
		});

		this.slider.fontSize = this.createSlider({
		...this.FONT_SIZE,
		container: this.template.$fontSizeSlider,
		findIndex: () => {
		return Math.round(this.danmuku.fontSize);
		},
		onChange: (index) => {
		const { $fontSizeValue } = this.template;
		$fontSizeValue.textContent = `${index}px`;
		this.danmuku.config({
		fontSize: index,
		});
		},
		});

		this.slider.speed = this.createSlider({
		...this.SPEED,
		container: this.template.$speedSlider,
		findIndex: () => {
		return this.SPEED.steps.findIndex((item) => item.value === this.option.speed);
		},
		onChange: (index) => {
		const speed = this.SPEED.steps[index];
		if (!speed) return;
		const { $speedValue } = this.template;
		$speedValue.textContent = speed.name;
		this.danmuku.config({
		speed: speed.value,
		});
		},
		});
		}

		createSlider({ min, max, container, findIndex, onChange, steps = [] }) {
		const { query, clamp } = this.utils;

		container.innerHTML = `
		<div class="apd-slider-line">
		<div class="apd-slider-points">
		${steps.map(() => `<div class="apd-slider-point"></div>`).join('')}
		</div>
		<div class="apd-slider-progress"></div>
		</div>
		<div class="apd-slider-dot"></div>
		<div class="apd-slider-steps">
		${steps.map((step) => (step.hide ? '' : `<div class="apd-slider-step">${step.name}</div>`)).join('')}
		</div>
		`;

		const $dot = query('.apd-slider-dot', container);
		const $progress = query('.apd-slider-progress', container);

		let isDroging = false;

		function reset(index = findIndex()) {
		if (index < min \|\| index > max) return;
		const percentage = (index - min) / (max - min);
		$dot.style.left = `${percentage * 100}%`;
		if (steps.length === 0) {
		$progress.style.width = $dot.style.left;
		}
		onChange(index);
		}

		function updateLeft(event) {
		const { left, width } = container.getBoundingClientRect();
		const value = clamp(event.clientX - left, 0, width);
		const index = Math.round((value / width) * (max - min) + min);
		reset(index);
		}

		this.art.proxy(container, 'click', (event) => {
		updateLeft(event);
		});

		onResize();
		art.on('resize', () => {
		if (!art.isInput) {
		onResize();
		this.art.proxy(container, 'mousedown', (event) => {
		isDroging = event.button === 0;
		});

		this.art.on('document:mousemove', (event) => {
		if (isDroging) {
		updateLeft(event);
		}
		});

		art.on('destroy', () => {
		if (option.mount && $emitter.parentElement === option.mount) {
		option.mount.removeChild($emitter);
		this.art.on('document:mouseup', (event) => {
		if (isDroging) {
		isDroging = false;
		updateLeft(event);
		}
		});

		return { reset };
		}

		function addControl() {
		art.controls.add({
		position: 'right',
		name: 'danmuku',
		click: function () {
		if (danmuku.isHide) {
		danmuku.show();
		art.notice.show = '弹幕显示';
		setStyle($danmuOn, 'display', null);
		setStyle($danmuOff, 'display', 'none');
		onFullscreen(state) {
		if (this.outside) {
		const { $danmuku, $controlsCenter, $mount } = this.template;
		if (state) {
		$controlsCenter.appendChild($danmuku);
		} else {
		$mount.appendChild($danmuku);
		}
		}
		}

		async emit() {
		const { $input } = this.template;

		const text = $input.value.trim();
		if (!text.length) return;
		if (this.isLock) return;
		if (this.emitting) return;

		const danmu = {
		text: text,
		mode: this.option.mode,
		color: this.option.color,
		time: this.art.currentTime,
		};

		try {
		this.emitting = true;
		const state = await this.option.beforeEmit(danmu);
		this.emitting = false;

		if (state !== true) return;

		danmu.border = true;
		delete danmu.time;
		this.danmuku.emit(danmu);
		$input.value = '';

		this.lock();
		// eslint-disable-next-line no-unused-vars
		} catch (error) {
		this.emitting = false;
		}
		}

		lock() {
		const { addClass } = this.utils;
		const { $send } = this.template;

		this.isLock = true;
		let time = this.option.lockTime;
		$send.innerText = time;
		addClass($send, 'apd-lock');

		const loop = () => {
		this.timer = setTimeout(() => {
		if (time === 0) {
		this.unlock();
		} else {
		danmuku.hide();
		art.notice.show = '弹幕隐藏';
		setStyle($danmuOn, 'display', 'none');
		setStyle($danmuOff, 'display', null);
		time -= 1;
		$send.innerText = time;
		loop();
		}
		},
		mounted($ref) {
		append($ref, $danmuOn);
		append($ref, $danmuOff);
		tooltip($ref, '弹幕开关');
		setStyle($danmuOff, 'display', 'none');
		}, 1000);
		};

		art.on('artplayerPluginDanmuku:hide', () => {
		setStyle($danmuOn, 'display', 'none');
		setStyle($danmuOff, 'display', null);
		});
		loop();
		}

		art.on('artplayerPluginDanmuku:show', () => {
		setStyle($danmuOn, 'display', null);
		setStyle($danmuOff, 'display', 'none');
		});
		},
		});
		unlock() {
		const { removeClass } = this.utils;
		const { $send } = this.template;
		clearTimeout(this.timer);
		this.isLock = false;
		$send.innerText = '发送';
		removeClass($send, 'apd-lock');
		}

		function addSetting() {
		art.setting.add({
		width: 260,
		name: 'danmuku',
		html: '弹幕设置',
		tooltip: '更多',
		icon: $danmuConfig,
		selector: [
		{
		width: SETTING_ITEM_WIDTH,
		html: '播放速度',
		icon: '',
		tooltip: '适中',
		selector: [
		{
		html: '极慢',
		time: 10,
		},
		{
		html: '较慢',
		time: 7.5,
		},
		{
		default: true,
		html: '适中',
		time: 5,
		},
		{
		html: '较快',
		time: 2.5,
		},
		{
		html: '极快',
		time: 1,
		},
		],
		onSelect: function (item) {
		danmuku.config({
		speed: item.time,
		});
		return item.html;
		},
		},
		{
		width: SETTING_ITEM_WIDTH,
		html: '字体大小',
		icon: '',
		tooltip: '适中',
		selector: [
		{
		html: '极小',
		fontSize: '4%',
		},
		{
		html: '较小',
		fontSize: '5%',
		},
		{
		default: true,
		html: '适中',
		fontSize: '6%',
		},
		{
		html: '较大',
		fontSize: '7%',
		},
		{
		html: '极大',
		fontSize: '8%',
		},
		],
		onSelect: function (item) {
		danmuku.config({
		fontSize: item.fontSize,
		});
		return item.html;
		},
		},
		{
		width: SETTING_ITEM_WIDTH,
		html: '不透明度',
		icon: '',
		tooltip: '100%',
		selector: [
		{
		default: true,
		opacity: 1,
		html: '100%',
		},
		{
		opacity: 0.75,
		html: '75%',
		},
		{
		opacity: 0.5,
		html: '50%',
		},
		{
		opacity: 0.25,
		html: '25%',
		},
		{
		opacity: 0,
		html: '0%',
		},
		],
		onSelect: function (item) {
		danmuku.config({
		opacity: item.opacity,
		});
		return item.html;
		},
		},
		{
		width: SETTING_ITEM_WIDTH,
		html: '显示范围',
		icon: '',
		tooltip: '3/4',
		selector: [
		{
		html: '1/4',
		margin: [10, '75%'],
		},
		{
		html: '半屏',
		margin: [10, '50%'],
		},
		{
		default: true,
		html: '3/4',
		margin: [10, '25%'],
		},
		{
		html: '满屏',
		margin: [10, 10],
		},
		],
		onSelect: function (item) {
		danmuku.config({
		margin: item.margin,
		});
		return item.html;
		},
		},
		{
		html: '弹幕防重叠',
		icon: '',
		tooltip: option.antiOverlap ? '开启' : '关闭',
		switch: option.antiOverlap,
		onSwitch(item) {
		danmuku.config({
		antiOverlap: !item.switch,
		});
		item.tooltip = item.switch ? '关闭' : '开启';
		return !item.switch;
		},
		},
		{
		html: '同步视频速度',
		icon: '',
		tooltip: option.synchronousPlayback ? '开启' : '关闭',
		switch: option.synchronousPlayback,
		onSwitch(item) {
		danmuku.config({
		synchronousPlayback: !item.switch,
		});
		item.tooltip = item.switch ? '关闭' : '开启';
		return !item.switch;
		},
		},
		],
		});
		reset() {
		const { inverseClass, tooltip } = this.utils;
		const { $toggle, $colors } = this.template;

		this.slider.opacity.reset();
		this.slider.margin.reset();
		this.slider.fontSize.reset();
		this.slider.speed.reset();

		this.setData('danmukuVisible', this.option.visible);
		this.setData('danmukuMode', this.option.mode);
		this.setData('danmukuColor', this.option.color);
		this.setData('danmukuMode0', this.option.modes.includes(0));
		this.setData('danmukuMode1', this.option.modes.includes(1));
		this.setData('danmukuMode2', this.option.modes.includes(2));
		this.setData('danmukuAntiOverlap', this.option.antiOverlap);
		this.setData('danmukuSyncVideo', this.option.synchronousPlayback);
		this.setData('danmukuTheme', this.option.theme);
		this.setData('danmukuEmitter', this.option.emitter);

		const colors = $colors.children;
		const $color = Array.from(colors).find((item) => item.dataset.color === this.option.color.toUpperCase());
		$color && inverseClass($color, 'apd-active');

		tooltip($toggle, this.option.visible ? '关闭弹幕' : '打开弹幕');
		}

		addEmitter();
		addControl();
		addSetting();
		mount(target) {
		const $el = typeof target === 'string' ? document.querySelector(target) : target;
		$el.appendChild(this.template.$danmuku);
		this.template.$mount = $el;
		this.reset();
		}
		}

		if (typeof document !== 'undefined') {
		if (!document.getElementById('artplayer-plugin-danmuku')) {
		const id = 'artplayer-plugin-danmuku';
		const $style = document.getElementById(id);
		if ($style) {
		$style.textContent = style;
		} else {
		const $style = document.createElement('style');
		$style.id = 'artplayer-plugin-danmuku';
		$style.id = id;
		$style.textContent = style;
		@@ -400,0 +657,0 @@ document.head.appendChild($style);

src/worker.js

		@@ -1,11 +0,22 @@
		function getDanmuTop({ target, emits, clientWidth, clientHeight, marginBottom, marginTop, antiOverlap }) {
		const danmus = emits
		.filter((item) => item.mode === target.mode && item.top <= clientHeight - marginBottom)
		function getDanmuTop({ target, visibles, clientWidth, clientHeight, marginBottom, marginTop, antiOverlap }) {
		// 弹幕最大高度
		const maxTop = clientHeight - marginBottom;

		// 过滤同模式的弹幕，即每种模式各不影响
		const danmus = visibles
		.filter((item) => item.mode === target.mode && item.top <= maxTop)
		.sort((prev, next) => prev.top - next.top);

		// 如果没有同模式的弹幕，直接返回
		if (danmus.length === 0) {
		return marginTop;
		if (target.mode === 2) {
		return maxTop - target.height;
		} else {
		return marginTop;
		}
		}

		// 上下各加一个虚拟弹幕，方便计算
		danmus.unshift({
		type: 'top',
		top: 0,
		@@ -21,3 +32,4 @@ left: 0,
		danmus.push({
		top: clientHeight - marginBottom,
		type: 'bottom',
		top: maxTop,
		left: 0,
		@@ -31,10 +43,25 @@ right: 0,

		for (let index = 1; index < danmus.length; index += 1) {
		const item = danmus[index];
		const prev = danmus[index - 1];
		const prevBottom = prev.top + prev.height;
		const diff = item.top - prevBottom;
		if (diff >= target.height) {
		return prevBottom;
		// 查找是否有多余的缝隙足以容纳当前弹幕
		if (target.mode === 2) {
		// 倒序查找
		for (let index = danmus.length - 2; index >= 0; index -= 1) {
		const item = danmus[index];
		const prev = danmus[index + 1];
		const itemBottom = item.top + item.height;
		const diff = prev.top - itemBottom;
		if (diff >= target.height) {
		return prev.top - target.height;
		}
		}
		} else {
		// 顺序查找
		for (let index = 1; index < danmus.length; index += 1) {
		const item = danmus[index];
		const prev = danmus[index - 1];
		const prevBottom = prev.top + prev.height;
		const diff = item.top - prevBottom;
		if (diff >= target.height) {
		return prevBottom;
		}
		}
		}
		@@ -72,3 +99,6 @@
		}

		// 静止弹幕没有重叠问题
		case 1:
		case 2:
		return undefined;
		@@ -88,2 +118,3 @@ default:
		case 1:
		case 2:
		topMap.sort((prev, next) => {
		@@ -105,2 +136,3 @@ const nextMaxWidth = Math.max(...next.map((item) => item.width));
		const { data } = event;
		if (!data.id) return;
		const top = getDanmuTop(data);
		@@ -107,0 +139,0 @@ self.postMessage({

157

types/artplayer-plugin-danmuku.d.ts

		@@ -6,2 +6,14 @@ import type Artplayer from 'artplayer';

		type Mode = 0 \| 1 \| 2;

		type Slider = {
		min: number;
		max: number;
		steps: {
		name?: string;
		value?: any;
		show?: boolean;
		}[];
		};

		type Danmu = {
		@@ -14,5 +26,5 @@ /**
		/**
		* 弹幕发送模式，0为滚动，1为静止
		* 弹幕发送模式: 0: 滚动，1: 顶部，2: 底部
		*/
		mode?: 0 \| 1;
		mode?: Mode;

		@@ -30,5 +42,10 @@ /**
		/**
		* 弹幕是否有描边
		* 弹幕是否有描边, 默认为 false
		*/
		border?: boolean;

		/**
		* 弹幕自定义样式
		*/
		style?: Partial<CSSStyleDeclaration>;
		};
		@@ -38,3 +55,3 @@
		/**
		* 弹幕源，可以是弹幕数组，xml 地址或者一个返回 Promise 的函数
		* 弹幕数据: 函数，数组，Promise，URL
		*/
		@@ -44,3 +61,3 @@ danmuku: Danmu[] \| string \| (() => Promise<Danmu[]>) \| Promise<Danmu[]>;
		/**
		* 弹幕持续时间，单位秒，范围在[1 ~ 10]
		* 弹幕持续时间，范围在[1 ~ 10]
		*/
		@@ -50,3 +67,3 @@ speed?: number;
		/**
		* 弹幕上下边距，支持数字和高度的百分比
		* 弹幕上下边距，支持像素数字和百分比
		*/
		@@ -61,3 +78,3 @@ margin?: [number \| `${number}%`, number \| `${number}%`];
		/**
		* 默认字体颜色
		* 默认弹幕颜色，可以被单独弹幕项覆盖
		*/
		@@ -67,38 +84,81 @@ color?: string;
		/**
		* 默认弹幕发送模式，0为滚动，1为静止
		* 弹幕模式: 0: 滚动，1: 顶部，2: 底部
		*/
		mode?: 0 \| 1;
		mode?: Mode;

		/**
		* 字体大小，支持数字和高度的百分比
		* 弹幕可见的模式
		*/
		modes?: Mode[];

		/**
		* 弹幕字体大小，支持像素数字和百分比
		*/
		fontSize?: number \| `${number}%`;

		/**
		* 弹幕过滤函数，返回 true 则可以发送
		* 弹幕是否防重叠
		*/
		antiOverlap?: boolean;

		/**
		* 是否同步播放速度
		*/
		synchronousPlayback?: boolean;

		/**
		* 弹幕发射器挂载点, 默认为播放器控制栏中部
		*/
		mount?: HTMLDivElement \| string;

		/**
		* 是否开启弹幕热度图
		*/
		heatmap?:
		\| boolean
		\| {
		xMin?: number;
		xMax?: number;
		yMin?: number;
		yMax?: number;
		scale?: number;
		opacity?: number;
		minHeight?: number;
		sampling?: number;
		smoothing?: number;
		flattening?: number;
		};

		/**
		* 热力图数据
		*/
		points?: any[];

		/**
		* 弹幕载入前的过滤器，只支持返回布尔值
		*/
		filter?: (danmu: Danmu) => boolean;

		/**
		* 是否防重叠
		* 弹幕发送前的过滤器，支持返回 Promise
		*/
		antiOverlap?: boolean;
		beforeEmit?: (danmu: Danmu) => boolean \| Promise<boolean>;

		/**
		* 是否使用 web worker
		* 弹幕显示前的过滤器，支持返回 Promise
		*/
		useWorker?: boolean;
		beforeVisible?: (danmu: Danmu) => boolean \| Promise<boolean>;

		/**
		* 是否同步到播放速度
		* 弹幕是否可见
		*/
		synchronousPlayback?: boolean;
		visible?: boolean;

		/**
		* 输入框锁定时间，单位秒，范围在[1 ~ 60]
		* 是否开启弹幕发射器
		*/
		lockTime?: number;
		emitter?: boolean;

		/**
		* 输入框最大可输入的字数，范围在[0 ~ 500]
		* 弹幕输入框最大长度, 范围在[1 ~ 1000]
		*/
		@@ -108,43 +168,35 @@ maxLength?: number;
		/**
		* 输入框最小宽度，范围在[0 ~ 500]，填 0 则为无限制
		* 输入框锁定时间，范围在[1 ~ 60]
		*/
		minWidth?: number;
		lockTime?: number;

		/**
		* 输入框最大宽度，范围在[0 ~ Infinity]，填 0 则为 100% 宽度
		* 弹幕主题，只在自定义挂载时生效
		*/
		maxWidth?: number;
		theme?: 'light' \| 'dark';

		/**
		* 通过 mount 选项可以自定义输入框挂载的位置，默认挂载于播放器底部，仅在当宽度小于最小值时生效
		* 不透明度配置项
		*/
		mount?: Element;
		OPACITY?: Slider;

		/**
		* 输入框自定义挂载时的主题色，默认为 dark，可以选填亮色 light
		* 弹幕速度配置项
		*/
		theme?: 'dark' \| 'light';
		SPEED?: Slider;

		/**
		* 是否开启弹幕热度图
		* 显示区域配置项
		*/
		heatmap?:
		\| boolean
		\| {
		xMin?: number;
		xMax?: number;
		yMin?: number;
		yMax?: number;
		scale?: number;
		opacity?: number;
		minHeight?: number;
		sampling?: number;
		smoothing?: number;
		flattening?: number;
		};
		MARGIN?: Slider;

		/**
		* 发送弹幕前的自定义校验，返回 true 则可以发送
		* 弹幕字号配置项
		*/
		beforeEmit?: (danmu: Danmu) => boolean;
		FONT_SIZE?: Slider;

		/**
		* 颜色列表配置项
		*/
		COLOR?: string[];
		};
		@@ -181,2 +233,17 @@
		/**
		* 挂载弹幕输入框
		*/
		mount: (el?: HTMLDivElement \| string) => void;

		/**
		* 重置弹幕
		*/
		reset: () => Danmuku;

		/**
		* 弹幕配置
		*/
		option: Option;

		/**
		* 是否隐藏弹幕层
		@@ -183,0 +250,0 @@ */

src/getDanmuTop.js

src/img/danmu-config.svg

src/img/danmu-off.svg

src/img/danmu-on.svg

src/img/danmu-style.svg

dist/artplayer-plugin-danmuku.legacy.js

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src/style.less

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