classroom-app/dist/assets/index-ad7ebdce.js

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Z=ke({box:{},show:!1,steps:[{ele:"",eleRect:{},img:me("courseware-detail1.png"),handStyle:{top:"-0.4rem",left:"0.98rem",transform:"rotate(-90deg)"},boxStyle:{borderRadius:"0.1rem"},imgStyle:{top:"-1.3rem",left:"2.2rem"},btnsStyle:{top:"1.5rem",left:"3.5rem"}}],step:0}),et=ae(!1),J=ae({});(async()=>{var nt;try{const dt=await ci({guideTag:"guideInfo"});dt.data?J.value=JSON.parse((nt=dt.data)==null?void 0:nt.guideValue)||null:J.value={},J.value&&J.value.coursewareDetail?et.value=!1:et.value=!0}catch(dt){console.log(dt)}})();const $=()=>{console.log(`coursewareDetail-${Z.step}`);const nt=document.getElementById(`coursewareDetail-${Z.step}`);if(nt){const dt=nt.getBoundingClientRect();Z.box={left:dt.x+"px",top:dt.y+"px",width:dt.width+"px",height:dt.height+"px"}}else bt()};Fe(()=>{$(),window.addEventListener("resize",ut)});const ut=()=>{$()};li(()=>{window.removeEventListener("resize",ut)});const bt=()=>{if(Z.step>=2){Pt();return}Z.step=Z.step+1,$()},Pt=async()=>{J.value?J.value.coursewareDetail=!0:J.value={coursewareDetail:!0};try{const nt=await di({guideTag:"guideInfo",guideValue:JSON.stringify(J.value)})}catch(nt){console.log(nt)}et.value=!1};return()=>H(Ve,{teleport:"body",overlay:!1,closeOnClickOverlay:!1,class:["popup-custom",kt.guidePopup],show:et.value,"onUpdate:show":nt=>et.value=nt},{default:()=>[H("div",{class:kt.content,onClick:()=>bt()},[Z.step!=Z.steps.length-1&&H("div",{class:kt.backBtn,onClick:nt=>{nt.stopPropagation(),Pt()}},[Ot("跳过")]),H("div",{class:kt.box,style:{...Z.box,...Z.steps[Z.step].boxStyle},id:`modeType-${Z.step}`},[Z.steps.map((nt,dt)=>{var Et,_t;return H("div",{onClick:Ct=>Ct.stopPropagation(),class:kt.item,style:{display:dt===Z.step?"":"none",left:`${(Et=nt.eleRect)==null?void 0:Et.left}px`,top:`${(_t=nt.eleRect)==null?void 0:_t.top}px`}},[H("img",{class:kt.img,style:nt.imgStyle,src:nt.img},null),H("img",{class:kt.iconHead,style:nt.handStyle,src:me("indexDot.png")},null),H("div",{class:kt.btns,style:nt.btnsStyle},[Z.step+1==Z.steps.length?H(Ue,null,[H(ce,{class:[kt.btn,kt.endBtn],round:!0,type:"primary",onClick:()=>Pt()},{default:()=>[Ot("完成")]})]):H(ce,{class:kt.btn,round:!0,type:"primary",onClick:()=>bt()},{default:()=>[Ot("下一步 ("),Z.step+1,Ot("/"),Z.steps.length,Ot(")")]})])])})])])]})}});var Le={},qn={get exports(){return Le},set exports(E){Le=E}};(function(E,O){(function(Z,et){et(O)})(Bi,function(Z){class et{constructor(a,h){this.state={angle:0,area:[],position:{x:0,y:0},hardAngle:0,hardDrawingAngle:0},this.createdDensity=h,this.nowDrawingDensity=this.createdDensity,this.render=a}setDensity(a){this.createdDensity=a,this.nowDrawingDensity=a}setDrawingDensity(a){this.nowDrawingDensity=a}setPosition(a){this.state.position=a}setAngle(a){this.state.angle=a}setArea(a){this.state.area=a}setHardDrawingAngle(a){this.state.hardDrawingAngle=a}setHardAngle(a){this.state.hardAngle=a,this.state.hardDrawingAngle=a}setOrientation(a){this.orientation=a}getDrawingDensity(){return this.nowDrawingDensity}getDensity(){return this.createdDensity}getHardAngle(){return this.state.hardAngle}}class J extends et{constructor(a,h,y){super(a,y),this.image=null,this.isLoad=!1,this.loadingAngle=0,this.image=new Image,this.image.src=h}draw(a){const h=this.render.getContext(),y=this.render.convertToGlobal(this.state.position),x=this.render.getRect().pageWidth,k=this.render.getRect().height;h.save(),h.translate(y.x,y.y),h.beginPath();for(let F of this.state.area)F!==null&&(F=this.render.convertToGlobal(F),h.lineTo(F.x-y.x,F.y-y.y));h.rotate(this.state.angle),h.clip(),this.isLoad?h.drawImage(this.image,0,0,x,k):this.drawLoader(h,{x:0,y:0},x,k),h.restore()}simpleDraw(a){const h=this.render.getRect(),y=this.render.getContext(),x=h.pageWidth,k=h.height,F=a===1?h.left+h.pageWidth:h.left,tt=h.top;this.isLoad?y.drawImage(this.image,F,tt,x,k):this.drawLoader(y,{x:F,y:tt},x,k)}drawLoader(a,h,y,x){a.beginPath(),a.strokeStyle="rgb(200, 200, 200)",a.fillStyle="rgb(255, 255, 255)",a.lineWidth=1,a.rect(h.x+1,h.y+1,y-1,x-1),a.stroke(),a.fill();const k={x:h.x+y/2,y:h.y+x/2};a.beginPath(),a.lineWidth=10,a.arc(k.x,k.y,20,this.loadingAngle,3*Math.PI/2+this.loadingAngle),a.stroke(),a.closePath(),this.loadingAngle+=.07,this.loadingAngle>=2*Math.PI&&(this.loadingAngle=0)}load(){this.isLoad||(this.image.onload=()=>{this.isLoad=!0})}newTemporaryCopy(){return this}getTemporaryCopy(){return this}hideTemporaryCopy(){}}class Bt{constructor(a,h){this.pages=[],this.currentPageIndex=0,this.currentSpreadIndex=0,this.landscapeSpread=[],this.portraitSpread=[],this.render=h,this.app=a,this.currentPageIndex=0,this.isShowCover=this.app.getSettings().showCover}destroy(){this.pages=[]}createSpread(){this.landscapeSpread=[],this.portraitSpread=[];for(let h=0;h<this.pages.length;h++)this.portraitSpread.push([h]);let a=0;this.isShowCover&&(this.pages[0].setDensity("hard"),this.landscapeSpread.push([a]),a++);for(let h=a;h<this.pages.length;h+=2)h<this.pages.length-1?this.landscapeSpread.push([h,h+1]):(this.landscapeSpread.push([h]),this.pages[h].setDensity("hard"))}getSpread(){return this.render.getOrientation()==="landscape"?this.landscapeSpread:this.portraitSpread}getSpreadIndexByPage(a){const h=this.getSpread();for(let y=0;y<h.length;y++)if(a===h[y][0]||a===h[y][1])return y;return null}getPageCount(){return this.pages.length}getPages(){return this.pages}getPage(a){if(a>=0&&a<this.pages.length)return this.pages[a];throw new Error("Invalid page number")}nextBy(a){const h=this.pages.indexOf(a);return h<this.pages.length-1?this.pages[h+1]:null}prevBy(a){const h=this.pages.indexOf(a);return h>0?this.pages[h-1]:null}getFlippingPage(a){const h=this.currentSpreadIndex;if(this.render.getOrientation()==="portrait")return a===0?this.pages[h].newTemporaryCopy():this.pages[h-1];{const y=a===0?this.getSpread()[h+1]:this.getSpread()[h-1];return y.length===1||a===0?this.pages[y[0]]:this.pages[y[1]]}}getBottomPage(a){const h=this.currentSpreadIndex;if(this.render.getOrientation()==="portrait")return a===0?this.pages[h+1]:this.pages[h-1];{const y=a===0?this.getSpread()[h+1]:this.getSpread()[h-1];return y.length===1?this.pages[y[0]]:a===0?this.pages[y[1]]:this.pages[y[0]]}}showNext(){this.currentSpreadIndex<this.getSpread().length&&(this.currentSpreadIndex++,this.showSpread())}showPrev(){this.currentSpreadIndex>0&&(this.currentSpreadIndex--,this.showSpread())}getCurrentPageIndex(){return this.currentPageIndex}show(a=null){if(a===null&&(a=this.currentPageIndex),a<0||a>=this.pages.length)return;const h=this.getSpreadIndexByPage(a);h!==null&&(this.currentSpreadIndex=h,this.showSpread())}getCurrentSpreadIndex(){return this.currentSpreadIndex}setCurrentSpreadIndex(a){if(!(a>=0&&a<this.getSpread().length))throw new Error("Invalid page");this.currentSpreadIndex=a}showSpread(){const a=this.getSpread()[this.currentSpreadIndex];a.length===2?(this.render.setLeftPage(this.pages[a[0]]),this.render.setRightPage(this.pages[a[1]])):this.render.getOrientation()==="landscape"&&a[0]===this.pages.length-1?(this.render.setLeftPage(this.pages[a[0]]),this.render.setRightPage(null)):(this.render.setLeftPage(null),this.render.setRightPage(this.pages[a[0]])),this.currentPageIndex=a[0],this.app.updatePageIndex(this.currentPageIndex)}}class $ extends Bt{constructor(a,h,y){super(a,h),this.imagesHref=y}load(){for(const a of this.imagesHref){const h=new J(this.render,a,"soft");h.load(),this.pages.push(h)}this.createSpread()}}class ut{static GetDistanceBetweenTwoPoint(a,h){return a===null||h===null?1/0:Math.sqrt(Math.pow(h.x-a.x,2)+Math.pow(h.y-a.y,2))}static GetSegmentLength(a){return ut.GetDistanceBetweenTwoPoint(a[0],a[1])}static GetAngleBetweenTwoLine(a,h){const y=a[0].y-a[1].y,x=h[0].y-h[1].y,k=a[1].x-a[0].x,F=h[1].x-h[0].x;return Math.acos((y*x+k*F)/(Math.sqrt(y*y+k*k)*Math.sqrt(x*x+F*F)))}static PointInRect(a,h){return h===null?null:h.x>=a.left&&h.x<=a.width+a.left&&h.y>=a.top&&h.y<=a.top+a.height?h:null}static GetRotatedPoint(a,h,y){return{x:a.x*Math.cos(y)+a.y*Math.sin(y)+h.x,y:a.y*Math.cos(y)-a.x*Math.sin(y)+h.y}}static LimitPointToCircle(a,h,y){if(ut.GetDistanceBetweenTwoPoint(a,y)<=h)return y;const x=a.x,k=a.y,F=y.x,tt=y.y;let st=Math.sqrt(Math.pow(h,2)*Math.pow(x-F,2)/(Math.pow(x-F,2)+Math.pow(k-tt,2)))+x;y.x<0&&(st*=-1);let yt=(st-x)*(k-tt)/(x-F)+k;return x-F+k===0&&(yt=h),{x:st,y:yt}}static GetIntersectBetweenTwoSegment(a,h,y){return ut.PointInRect(a,ut.GetIntersectBeetwenTwoLine(h,y))}static GetIntersectBeetwenTwoLine(a,h){const y=a[0].y-a[1].y,x=h[0].y-h[1].y,k=a[1].x-a[0].x,F=h[1].x-h[0].x,tt=a[0].x*a[1].y-a[1].x*a[0].y,st=h[0].x*h[1].y-h[1].x*h[0].y,yt=y*st-x*tt,xt=k*st-F*tt,At=-(tt*F-st*k)/(y*F-x*k),Xt=-(y*st-x*tt)/(y*F-x*k);if(isFinite(At)&&isFinite(Xt))return{x:At,y:Xt};if(Math.abs(yt-xt)<.1)throw new Error("Segment included");return null}static GetCordsFromTwoPoint(a,h){const y=Math.abs(a.x-h.x),x=Math.abs(a.y-h.y),k=Math.max(y,x),F=[a];function tt(st,yt,xt,At,Xt){return yt>st?st+Xt*(xt/At):yt<st?st-Xt*(xt/At):st}for(let st=1;st<=k;st+=1)F.push({x:tt(a.x,h.x,y,k,st),y:tt(a.y,h.y,x,k,st)});return F}}class bt extends et{constructor(a,h,y){super(a,y),this.copiedElement=null,this.temporaryCopy=null,this.isLoad=!1,this.element=h,this.element.classList.add("stf__item"),this.element.classList.add("--"+y)}newTemporaryCopy(){return this.nowDrawingDensity==="hard"?this:(this.temporaryCopy===null&&(this.copiedElement=this.element.cloneNode(!0),this.element.parentElement.appendChild(this.copiedElement),this.temporaryCopy=new bt(this.render,this.copiedElement,this.nowDrawingDensity)),this.getTemporaryCopy())}getTemporaryCopy(){return this.temporaryCopy}hideTemporaryCopy(){this.temporaryCopy!==null&&(this.copiedElement.remove(),this.copiedElement=null,this.temporaryCopy=null)}draw(a){const h=a||this.nowDrawingDensity,y=this.render.convertToGlobal(this.state.position),x=this.render.getRect().pageWidth,k=this.render.getRect().height;this.element.classList.remove("--simple");const F=`
            display: block;
            z-index: ${this.element.style.zIndex};
            left: 0;
            top: 0;
            width: ${x}px;
            height: ${k}px;
        `;h==="hard"?this.drawHard(F):this.drawSoft(y,F)}drawHard(a=""){const h=this.render.getRect().left+this.render.getRect().width/2,y=this.state.hardDrawingAngle,x=a+`
                backface-visibility: hidden;
                -webkit-backface-visibility: hidden;
                clip-path: none;
                -webkit-clip-path: none;
            `+(this.orientation===0?`transform-origin: ${this.render.getRect().pageWidth}px 0; 
                   transform: translate3d(0, 0, 0) rotateY(${y}deg);`:`transform-origin: 0 0; 
                   transform: translate3d(${h}px, 0, 0) rotateY(${y}deg);`);this.element.style.cssText=x}drawSoft(a,h=""){let y="polygon( ";for(const k of this.state.area)if(k!==null){let F=this.render.getDirection()===1?{x:-k.x+this.state.position.x,y:k.y-this.state.position.y}:{x:k.x-this.state.position.x,y:k.y-this.state.position.y};F=ut.GetRotatedPoint(F,{x:0,y:0},this.state.angle),y+=F.x+"px "+F.y+"px, "}y=y.slice(0,-2),y+=")";const x=h+`transform-origin: 0 0; clip-path: ${y}; -webkit-clip-path: ${y};`+(this.render.isSafari()&&this.state.angle===0?`transform: translate(${a.x}px, ${a.y}px);`:`transform: translate3d(${a.x}px, ${a.y}px, 0) rotate(${this.state.angle}rad);`);this.element.style.cssText=x}simpleDraw(a){const h=this.render.getRect(),y=h.pageWidth,x=h.height,k=a===1?h.left+h.pageWidth:h.left,F=h.top;this.element.classList.add("--simple"),this.element.style.cssText=`
            position: absolute; 
            display: block; 
            height: ${x}px; 
            left: ${k}px; 
            top: ${F}px; 
            width: ${y}px; 
            z-index: ${this.render.getSettings().startZIndex+1};`}getElement(){return this.element}load(){this.isLoad=!0}setOrientation(a){super.setOrientation(a),this.element.classList.remove("--left","--right"),this.element.classList.add(a===1?"--right":"--left")}setDrawingDensity(a){this.element.classList.remove("--soft","--hard"),this.element.classList.add("--"+a),super.setDrawingDensity(a)}}class Pt extends Bt{constructor(a,h,y,x){super(a,h),this.element=y,this.pagesElement=x}load(){for(const a of this.pagesElement){const h=new bt(this.render,a,a.dataset.density==="hard"?"hard":"soft");h.load(),this.pages.push(h)}this.createSpread()}}class nt{constructor(a,h,y,x){this.direction=a,this.corner=h,this.topIntersectPoint=null,this.sideIntersectPoint=null,this.bottomIntersectPoint=null,this.pageWidth=parseInt(y,10),this.pageHeight=parseInt(x,10)}calc(a){try{return this.position=this.calcAngleAndPosition(a),this.calculateIntersectPoint(this.position),!0}catch(h){return!1}}getFlippingClipArea(){const a=[];let h=!1;return a.push(this.rect.topLeft),a.push(this.topIntersectPoint),this.sideIntersectPoint===null?h=!0:(a.push(this.sideIntersectPoint),this.bottomIntersectPoint===null&&(h=!1)),a.push(this.bottomIntersectPoint),(h||this.corner==="bottom")&&a.push(this.rect.bottomLeft),a}getBottomClipArea(){const a=[];return a.push(this.topIntersectPoint),this.corner==="top"?a.push({x:this.pageWidth,y:0}):(this.topIntersectPoint!==null&&a.push({x:this.pageWidth,y:0}),a.push({x:this.pageWidth,y:this.pageHeight})),this.sideIntersectPoint!==null?ut.GetDistanceBetweenTwoPoint(this.sideIntersectPoint,this.topIntersectPoint)>=10&&a.push(this.sideIntersectPoint):this.corner==="top"&&a.push({x:this.pageWidth,y:this.pageHeight}),a.push(this.bottomIntersectPoint),a.push(this.topIntersectPoint),a}getAngle(){return this.direction===0?-this.angle:this.angle}getRect(){return this.rect}getPosition(){return this.position}getActiveCorner(){return this.direction===0?this.rect.topLeft:this.rect.topRight}getDirection(){return this.direction}getFlippingProgress(){return Math.abs((this.position.x-this.pageWidth)/(2*this.pageWidth)*100)}getCorner(){return this.corner}getBottomPagePosition(){return this.direction===1?{x:this.pageWidth,y:0}:{x:0,y:0}}getShadowStartPoint(){return this.corner==="top"?this.topIntersectPoint:this.sideIntersectPoint!==null?this.sideIntersectPoint:this.topIntersectPoint}getShadowAngle(){const a=ut.GetAngleBetweenTwoLine(this.getSegmentToShadowLine(),[{x:0,y:0},{x:this.pageWidth,y:0}]);return this.direction===0?a:Math.PI-a}calcAngleAndPosition(a){let h=a;if(this.updateAngleAndGeometry(h),h=this.corner==="top"?this.checkPositionAtCenterLine(h,{x:0,y:0},{x:0,y:this.pageHeight}):this.checkPositionAtCenterLine(h,{x:0,y:this.pageHeight},{x:0,y:0}),Math.abs(h.x-this.pageWidth)<1&&Math.abs(h.y)<1)throw new Error("Point is too small");return h}updateAngleAndGeometry(a){this.angle=this.calculateAngle(a),this.rect=this.getPageRect(a)}calculateAngle(a){const h=this.pageWidth-a.x+1,y=this.corner==="bottom"?this.pageHeight-a.y:a.y;let x=2*Math.acos(h/Math.sqrt(y*y+h*h));y<0&&(x=-x);const k=Math.PI-x;if(!isFinite(x)||k>=0&&k<.003)throw new Error("The G point is too small");return this.corner==="bottom"&&(x=-x),x}getPageRect(a){return this.corner==="top"?this.getRectFromBasePoint([{x:0,y:0},{x:this.pageWidth,y:0},{x:0,y:this.pageHeight},{x:this.pageWidth,y:this.pageHeight}],a):this.getRectFromBasePoint([{x:0,y:-this.pageHeight},{x:this.pageWidth,y:-this.pageHeight},{x:0,y:0},{x:this.pageWidth,y:0}],a)}getRectFromBasePoint(a,h){return{topLeft:this.getRotatedPoint(a[0],h),topRight:this.getRotatedPoint(a[1],h),bottomLeft:this.getRotatedPoint(a[2],h),bottomRight:this.getRotatedPoint(a[3],h)}}getRotatedPoint(a,h){return{x:a.x*Math.cos(this.angle)+a.y*Math.sin(this.angle)+h.x,y:a.y*Math.cos(this.angle)-a.x*Math.sin(this.angle)+h.y}}calculateIntersectPoint(a){const h={left:-1,top:-1,width:this.pageWidth+2,height:this.pageHeight+2};this.corner==="top"?(this.topIntersectPoint=ut.GetIntersectBetweenTwoSegment(h,[a,this.rect.topRight],[{x:0,y:0},{x:this.pageWidth,y:0}]),this.sideIntersectPoint=ut.GetIntersectBetweenTwoSegment(h,[a,this.rect.bottomLeft],[{x:this.pageWidth,y:0},{x:this.pageWidth,y:this.pageHeight}]),this.bottomIntersectPoint=ut.GetIntersectBetweenTwoSegment(h,[this.rect.bottomLeft,this.rect.bottomRight],[{x:0,y:this.pageHeight},{x:this.pageWidth,y:this.pageHeight}])):(this.topIntersectPoint=ut.GetIntersectBetweenTwoSegment(h,[this.rect.topLeft,this.rect.topRight],[{x:0,y:0},{x:this.pageWidth,y:0}]),this.sideIntersectPoint=ut.GetIntersectBetweenTwoSegment(h,[a,this.rect.topLeft],[{x:this.pageWidth,y:0},{x:this.pageWidth,y:this.pageHeight}]),this.bottomIntersectPoint=ut.GetIntersectBetweenTwoSegment(h,[this.rect.bottomLeft,this.rect.bottomRight],[{x:0,y:this.pageHeight},{x:this.pageWidth,y:this.pageHeight}]))}checkPositionAtCenterLine(a,h,y){let x=a;const k=ut.LimitPointToCircle(h,this.pageWidth,x);x!==k&&(x=k,this.updateAngleAndGeometry(x));const F=Math.sqrt(Math.pow(this.pageWidth,2)+Math.pow(this.pageHeight,2));let tt=this.rect.bottomRight,st=this.rect.topLeft;if(this.corner==="bottom"&&(tt=this.rect.topRight,st=this.rect.bottomLeft),tt.x<=0){const yt=ut.LimitPointToCircle(y,F,st);yt!==x&&(x=yt,this.updateAngleAndGeometry(x))}return x}getSegmentToShadowLine(){const a=this.getShadowStartPoint();return[a,a!==this.sideIntersectPoint&&this.sideIntersectPoint!==null?this.sideIntersectPoint:this.bottomIntersectPoint]}}class dt{constructor(a,h){this.flippingPage=null,this.bottomPage=null,this.calc=null,this.state="read",this.render=a,this.app=h}fold(a){this.setState("user_fold"),this.calc===null&&this.start(a),this.do(this.render.convertToPage(a))}flip(a){if(this.app.getSettings().disableFlipByClick&&!this.isPointOnCorners(a)||(this.calc!==null&&this.render.finishAnimation(),!this.start(a)))return;const h=this.getBoundsRect();this.setState("flipping");const y=h.height/10,x=this.calc.getCorner()==="bottom"?h.height-y:y,k=this.calc.getCorner()==="bottom"?h.height:0;this.calc.calc({x:h.pageWidth-y,y:x}),this.animateFlippingTo({x:h.pageWidth-y,y:x},{x:-h.pageWidth,y:k},!0)}start(a){this.reset();const h=this.render.convertToBook(a),y=this.getBoundsRect(),x=this.getDirectionByPoint(h),k=h.y>=y.height/2?"bottom":"top";if(!this.checkDirection(x))return!1;try{if(this.flippingPage=this.app.getPageCollection().getFlippingPage(x),this.bottomPage=this.app.getPageCollection().getBottomPage(x),this.render.getOrientation()==="landscape")if(x===1){const F=this.app.getPageCollection().nextBy(this.flippingPage);F!==null&&this.flippingPage.getDensity()!==F.getDensity()&&(this.flippingPage.setDrawingDensity("hard"),F.setDrawingDensity("hard"))}else{const F=this.app.getPageCollection().prevBy(this.flippingPage);F!==null&&this.flippingPage.getDensity()!==F.getDensity()&&(this.flippingPage.setDrawingDensity("hard"),F.setDrawingDensity("hard"))}return this.render.setDirection(x),this.calc=new nt(x,k,y.pageWidth.toString(10),y.height.toString(10)),!0}catch(F){return!1}}do(a){if(this.calc!==null&&this.calc.calc(a)){const h=this.calc.getFlippingProgress();this.bottomPage.setArea(this.calc.getBottomClipArea()),this.bottomPage.setPosition(this.calc.getBottomPagePosition()),this.bottomPage.setAngle(0),this.bottomPage.setHardAngle(0),this.flippingPage.setArea(this.calc.getFlippingClipArea()),this.flippingPage.setPosition(this.calc.getActiveCorner()),this.flippingPage.setAngle(this.calc.getAngle()),this.calc.getDirection()===0?this.flippingPage.setHardAngle(90*(200-2*h)/100):this.flippingPage.setHardAngle(-90*(200-2*h)/100),this.render.setPageRect(this.calc.getRect()),this.render.setBottomPage(this.bottomPage),this.render.setFlippingPage(this.flippingPage),this.render.setShadowData(this.calc.getShadowStartPoint(),this.calc.getShadowAngle(),h,this.calc.getDirection())}}flipToPage(a,h){const y=this.app.getPageCollection().getCurrentSpreadIndex(),x=this.app.getPageCollection().getSpreadIndexByPage(a);try{x>y&&(this.app.getPageCollection().setCurrentSpreadIndex(x-1),this.flipNext(h)),x<y&&(this.app.getPageCollection().setCurrentSpreadIndex(x+1),this.flipPrev(h))}catch(k){}}flipNext(a){this.flip({x:this.render.getRect().left+2*this.render.getRect().pageWidth-10,y:a==="top"?1:this.render.getRect().height-2})}flipPrev(a){this.flip({x:10,y:a==="top"?1:this.render.getRect().height-2})}stopMove(){if(this.calc===null)return;const a=this.calc.getPosition(),h=this.getBoundsRect(),y=this.calc.getCorner()==="bottom"?h.height:0;a.x<=0?this.animateFlippingTo(a,{x:-h.pageWidth,y},!0):this.animateFlippingTo(a,{x:h.pageWidth,y},!1)}showCorner(a){if(!this.checkState("read","fold_corner"))return;const h=this.getBoundsRect(),y=h.pageWidth;if(this.isPointOnCorners(a))if(this.calc===null){if(!this.start(a))return;this.setState("fold_corner"),this.calc.calc({x:y-1,y:1});const x=50,k=this.calc.getCorner()==="bottom"?h.height-1:1,F=this.calc.getCorner()==="bottom"?h.height-x:x;this.animateFlippingTo({x:y-1,y:k},{x:y-x,y:F},!1,!1)}else this.do(this.render.convertToPage(a));else this.setState("read"),this.render.finishAnimation(),this.stopMove()}animateFlippingTo(a,h,y,x=!0){const k=ut.GetCordsFromTwoPoint(a,h),F=[];for(const st of k)F.push(()=>this.do(st));const tt=this.getAnimationDuration(k.length);this.render.startAnimation(F,tt,()=>{this.calc&&(y&&(this.calc.getDirection()===1?this.app.turnToPrevPage():this.app.turnToNextPage()),x&&(this.render.setBottomPage(null),this.render.setFlippingPage(null),this.render.clearShadow(),this.setState("read"),this.reset()))})}getCalculation(){return this.calc}getState(){return this.state}setState(a){this.state!==a&&(this.app.updateState(a),this.state=a)}getDirectionByPoint(a){const h=this.getBoundsRect();if(this.render.getOrientation()==="portrait"){if(a.x-h.pageWidth<=h.width/5)return 1}else if(a.x<h.width/2)return 1;return 0}getAnimationDuration(a){const h=this.app.getSettings().flippingTime;return a>=1e3?h:a/1e3*h}checkDirection(a){return a===0?this.app.getCurrentPageIndex()<this.app.getPageCount()-1:this.app.getCurrentPageIndex()>=1}reset(){this.calc=null,this.flippingPage=null,this.bottomPage=null}getBoundsRect(){return this.render.getRect()}checkState(...a){for(const h of a)if(this.state===h)return!0;return!1}isPointOnCorners(a){const h=this.getBoundsRect(),y=h.pageWidth,x=Math.sqrt(Math.pow(y,2)+Math.pow(h.height,2))/5,k=this.render.convertToBook(a);return k.x>0&&k.y>0&&k.x<h.width&&k.y<h.height&&(k.x<x||k.x>h.width-x)&&(k.y<x||k.y>h.height-x)}}class Et{constructor(a,h){this.leftPage=null,this.rightPage=null,this.flippingPage=null,this.bottomPage=null,this.direction=null,this.orientation=null,this.shadow=null,this.animation=null,this.pageRect=null,this.boundsRect=null,this.timer=0,this.safari=!1,this.setting=h,this.app=a;const y=new RegExp("Version\\/[\\d\\.]+.*Safari/");this.safari=y.exec(window.navigator.userAgent)!==null}render(a){if(this.animation!==null){const h=Math.round((a-this.animation.startedAt)/this.animation.durationFrame);h<this.animation.frames.length?this.animation.frames[h]():(this.animation.onAnimateEnd(),this.animation=null)}this.timer=a,this.drawFrame()}start(){this.update();const a=h=>{this.render(h),requestAnimationFrame(a)};requestAnimationFrame(a)}startAnimation(a,h,y){this.finishAnimation(),this.animation={frames:a,duration:h,durationFrame:h/a.length,onAnimateEnd:y,startedAt:this.timer}}finishAnimation(){this.animation!==null&&(this.animation.frames[this.animation.frames.length-1](),this.animation.onAnimateEnd!==null&&this.animation.onAnimateEnd()),this.animation=null}update(){this.boundsRect=null;const a=this.calculateBoundsRect();this.orientation!==a&&(this.orientation=a,this.app.updateOrientation(a))}calculateBoundsRect(){let a="landscape";const h=this.getBlockWidth(),y=h/2,x=this.getBlockHeight()/2,k=this.setting.width/this.setting.height;let F=this.setting.width,tt=this.setting.height,st=y-F;return this.setting.size==="stretch"?(h<2*this.setting.minWidth&&this.app.getSettings().usePortrait&&(a="portrait"),F=a==="portrait"?this.getBlockWidth():this.getBlockWidth()/2,F>this.setting.maxWidth&&(F=this.setting.maxWidth),tt=F/k,tt>this.getBlockHeight()&&(tt=this.getBlockHeight(),F=tt*k),st=a==="portrait"?y-F/2-F:y-F):h<2*F&&this.app.getSettings().usePortrait&&(a="portrait",st=y-F/2-F),this.boundsRect={left:st,top:x-tt/2,width:2*F,height:tt,pageWidth:F},a}setShadowData(a,h,y,x){if(!this.app.getSettings().drawShadow)return;const k=100*this.getSettings().maxShadowOpacity;this.shadow={pos:a,angle:h,width:3*this.getRect().pageWidth/4*y/100,opacity:(100-y)*k/100/100,direction:x,progress:2*y}}clearShadow(){this.shadow=null}getBlockWidth(){return this.app.getUI().getDistElement().offsetWidth}getBlockHeight(){return this.app.getUI().getDistElement().offsetHeight}getDirection(){return this.direction}getRect(){return this.boundsRect===null&&this.calculateBoundsRect(),this.boundsRect}getSettings(){return this.app.getSettings()}getOrientation(){return this.orientation}setPageRect(a){this.pageRect=a}setDirection(a){this.direction=a}setRightPage(a){a!==null&&a.setOrientation(1),this.rightPage=a}setLeftPage(a){a!==null&&a.setOrientation(0),this.leftPage=a}setBottomPage(a){a!==null&&a.setOrientation(this.direction===1?0:1),this.bottomPage=a}setFlippingPage(a){a!==null&&a.setOrientation(this.direction===0&&this.orientation!=="portrait"?0:1),this.flippingPage=a}convertToBook(a){const h=this.getRect();return{x:a.x-h.left,y:a.y-h.top}}isSafari(){return this.safari}convertToPage(a,h){h||(h=this.direction);const y=this.getRect();return{x:h===0?a.x-y.left-y.width/2:y.width/2-a.x+y.left,y:a.y-y.top}}convertToGlobal(a,h){if(h||(h=this.direction),a==null)return null;const y=this.getRect();return{x:h===0?a.x+y.left+y.width/2:y.width/2-a.x+y.left,y:a.y+y.top}}convertRectToGlobal(a,h){return h||(h=this.direction),{topLeft:this.convertToGlobal(a.topLeft,h),topRight:this.convertToGlobal(a.topRight,h),bottomLeft:this.convertToGlobal(a.bottomLeft,h),bottomRight:this.convertToGlobal(a.bottomRight,h)}}}class _t extends Et{constructor(a,h,y){super(a,h),this.canvas=y,this.ctx=y.getContext("2d")}getContext(){return this.ctx}reload(){}drawFrame(){this.clear(),this.orientation!=="portrait"&&this.leftPage!=null&&this.leftPage.simpleDraw(0),this.rightPage!=null&&this.rightPage.simpleDraw(1),this.bottomPage!=null&&this.bottomPage.draw(),this.drawBookShadow(),this.flippingPage!=null&&this.flippingPage.draw(),this.shadow!=null&&(this.drawOuterShadow(),this.drawInnerShadow());const a=this.getRect();this.orientation==="portrait"&&(this.ctx.beginPath(),this.ctx.rect(a.left+a.pageWidth,a.top,a.width,a.height),this.ctx.clip())}drawBookShadow(){const a=this.getRect();this.ctx.save(),this.ctx.beginPath();const h=a.width/20;this.ctx.rect(a.left,a.top,a.width,a.height);const y={x:a.left+a.width/2-h/2,y:0};this.ctx.translate(y.x,y.y);const x=this.ctx.createLinearGradient(0,0,h,0);x.addColorStop(0,"rgba(0, 0, 0, 0)"),x.addColorStop(.4,"rgba(0, 0, 0, 0.2)"),x.addColorStop(.49,"rgba(0, 0, 0, 0.1)"),x.addColorStop(.5,"rgba(0, 0, 0, 0.5)"),x.addColorStop(.51,"rgba(0, 0, 0, 0.4)"),x.addColorStop(1,"rgba(0, 0, 0, 0)"),this.ctx.clip(),this.ctx.fillStyle=x,this.ctx.fillRect(0,0,h,2*a.height),this.ctx.restore()}drawOuterShadow(){const a=this.getRect();this.ctx.save(),this.ctx.beginPath(),this.ctx.rect(a.left,a.top,a.width,a.height);const h=this.convertToGlobal({x:this.shadow.pos.x,y:this.shadow.pos.y});this.ctx.translate(h.x,h.y),this.ctx.rotate(Math.PI+this.shadow.angle+Math.PI/2);const y=this.ctx.createLinearGradient(0,0,this.shadow.width,0);this.shadow.direction===0?(this.ctx.translate(0,-100),y.addColorStop(0,"rgba(0, 0, 0, "+this.shadow.opacity+")"),y.addColorStop(1,"rgba(0, 0, 0, 0)")):(this.ctx.translate(-this.shadow.width,-100),y.addColorStop(0,"rgba(0, 0, 0, 0)"),y.addColorStop(1,"rgba(0, 0, 0, "+this.shadow.opacity+")")),this.ctx.clip(),this.ctx.fillStyle=y,this.ctx.fillRect(0,0,this.shadow.width,2*a.height),this.ctx.restore()}drawInnerShadow(){const a=this.getRect();this.ctx.save(),this.ctx.beginPath();const h=this.convertToGlobal({x:this.shadow.pos.x,y:this.shadow.pos.y}),y=this.convertRectToGlobal(this.pageRect);this.ctx.moveTo(y.topLeft.x,y.topLeft.y),this.ctx.lineTo(y.topRight.x,y.topRight.y),this.ctx.lineTo(y.bottomRight.x,y.bottomRight.y),this.ctx.lineTo(y.bottomLeft.x,y.bottomLeft.y),this.ctx.translate(h.x,h.y),this.ctx.rotate(Math.PI+this.shadow.angle+Math.PI/2);const x=3*this.shadow.width/4,k=this.ctx.createLinearGradient(0,0,x,0);this.shadow.direction===0?(this.ctx.translate(-x,-100),k.addColorStop(1,"rgba(0, 0, 0, "+this.shadow.opacity+")"),k.addColorStop(.9,"rgba(0, 0, 0, 0.05)"),k.addColorStop(.7,"rgba(0, 0, 0, "+this.shadow.opacity+")"),k.addColorStop(0,"rgba(0, 0, 0, 0)")):(this.ctx.translate(0,-100),k.addColorStop(0,"rgba(0, 0, 0, "+this.shadow.opacity+")"),k.addColorStop(.1,"rgba(0, 0, 0, 0.05)"),k.addColorStop(.3,"rgba(0, 0, 0, "+this.shadow.opacity+")"),k.addColorStop(1,"rgba(0, 0, 0, 0)")),this.ctx.clip(),this.ctx.fillStyle=k,this.ctx.fillRect(0,0,x,2*a.height),this.ctx.restore()}clear(){this.ctx.fillStyle="white",this.ctx.fillRect(0,0,this.canvas.width,this.canvas.height)}}class Ct{constructor(a,h,y){this.touchPoint=null,this.swipeTimeout=250,this.onResize=()=>{this.update()},this.onMouseDown=k=>{if(this.checkTarget(k.target)){const F=this.getMousePos(k.clientX,k.clientY);this.app.startUserTouch(F),k.preventDefault()}},this.onTouchStart=k=>{if(this.checkTarget(k.target)&&k.changedTouches.length>0){const F=k.changedTouches[0],tt=this.getMousePos(F.clientX,F.clientY);this.touchPoint={point:tt,time:Date.now()},setTimeout(()=>{this.touchPoint!==null&&this.app.startUserTouch(tt)},this.swipeTimeout),this.app.getSettings().mobileScrollSupport||k.preventDefault()}},this.onMouseUp=k=>{const F=this.getMousePos(k.clientX,k.clientY);this.app.userStop(F)},this.onMouseMove=k=>{const F=this.getMousePos(k.clientX,k.clientY);this.app.userMove(F,!1)},this.onTouchMove=k=>{if(k.changedTouches.length>0){const F=k.changedTouches[0],tt=this.getMousePos(F.clientX,F.clientY);this.app.getSettings().mobileScrollSupport?(this.touchPoint!==null&&(Math.abs(this.touchPoint.point.x-tt.x)>10||this.app.getState()!=="read")&&k.cancelable&&this.app.userMove(tt,!0),this.app.getState()!=="read"&&k.preventDefault()):this.app.userMove(tt,!0)}},this.onTouchEnd=k=>{if(k.changedTouches.length>0){const F=k.changedTouches[0],tt=this.getMousePos(F.clientX,F.clientY);let st=!1;if(this.touchPoint!==null){const yt=tt.x-this.touchPoint.point.x,xt=Math.abs(tt.y-this.touchPoint.point.y);Math.abs(yt)>this.swipeDistance&&xt<2*this.swipeDistance&&Date.now()-this.touchPoint.time<this.swipeTimeout&&(yt>0?this.app.flipPrev(this.touchPoint.point.y<this.app.getRender().getRect().height/2?"top":"bottom"):this.app.flipNext(this.touchPoint.point.y<this.app.getRender().getRect().height/2?"top":"bottom"),st=!0),this.touchPoint=null}this.app.userStop(tt,st)}},this.parentElement=a,a.classList.add("stf__parent"),a.insertAdjacentHTML("afterbegin",'<div class="stf__wrapper"></div>'),this.wrapper=a.querySelector(".stf__wrapper"),this.app=h;const x=this.app.getSettings().usePortrait?1:2;a.style.minWidth=y.minWidth*x+"px",a.style.minHeight=y.minHeight+"px",y.size==="fixed"&&(a.style.minWidth=y.width*x+"px",a.style.minHeight=y.height+"px"),y.autoSize&&(a.style.width="100%",a.style.maxWidth=2*y.maxWidth+"px"),a.style.display="block",window.addEventListener("resize",this.onResize,!1),this.swipeDistance=y.swipeDistance}destroy(){this.app.getSettings().useMouseEvents&&this.removeHandlers(),this.distElement.remove(),this.wrapper.remove()}getDistElement(){return this.distElement}getWrapper(){return this.wrapper}setOrientationStyle(a){this.wrapper.classList.remove("--portrait","--landscape"),a==="portrait"?(this.app.getSettings().autoSize&&(this.wrapper.style.paddingBottom=this.app.getSettings().height/this.app.getSettings().width*100+"%"),this.wrapper.classList.add("--portrait")):(this.app.getSettings().autoSize&&(this.wrapper.style.paddingBottom=this.app.getSettings().height/(2*this.app.getSettings().width)*100+"%"),this.wrapper.classList.add("--landscape")),this.update()}removeHandlers(){window.removeEventListener("resize",this.onResize),this.distElement.removeEventListener("mousedown",this.onMouseDown),this.distElement.removeEventListener("touchstart",this.onTouchStart),window.removeEventListener("mousemove",this.onMouseMove),window.removeEventListener("touchmove",this.onTouchMove),window.removeEventListener("mouseup",this.onMouseUp),window.removeEventListener("touchend",this.onTouchEnd)}setHandlers(){window.addEventListener("resize",this.onResize,!1),this.app.getSettings().useMouseEvents&&(this.distElement.addEventListener("mousedown",this.onMouseDown),this.distElement.addEventListener("touchstart",this.onTouchStart),window.addEventListener("mousemove",this.onMouseMove),window.addEventListener("touchmove",this.onTouchMove,{passive:!this.app.getSettings().mobileScrollSupport}),window.addEventListener("mouseup",this.onMouseUp),window.addEventListener("touchend",this.onTouchEnd))}getMousePos(a,h){const y=this.distElement.getBoundingClientRect();return{x:a-y.left,y:h-y.top}}checkTarget(a){return!this.app.getSettings().clickEventForward||!["a","button"].includes(a.tagName.toLowerCase())}}class U extends Ct{constructor(a,h,y,x){super(a,h,y),this.wrapper.insertAdjacentHTML("afterbegin",'<div class="stf__block"></div>'),this.distElement=a.querySelector(".stf__block"),this.items=x;for(const k of x)this.distElement.appendChild(k);this.setHandlers()}clear(){for(const a of this.items)this.parentElement.appendChild(a)}updateItems(a){this.removeHandlers(),this.distElement.innerHTML="";for(const h of a)this.distElement.appendChild(h);this.items=a,this.setHandlers()}update(){this.app.getRender().update()}}class K extends Ct{constructor(a,h,y){super(a,h,y),this.wrapper.innerHTML='<canvas class="stf__canvas"></canvas>',this.canvas=a.querySelectorAll("canvas")[0],this.distElement=this.canvas,this.resizeCanvas(),this.setHandlers()}resizeCanvas(){const a=getComputedStyle(this.canvas),h=parseInt(a.getPropertyValue("width"),10),y=parseInt(a.getPropertyValue("height"),10);this.canvas.width=h,this.canvas.height=y}getCanvas(){return this.canvas}update(){this.resizeCanvas(),this.app.getRender().update()}}class ht extends Et{constructor(a,h,y){super(a,h),this.outerShadow=null,this.innerShadow=null,this.hardShadow=null,this.hardInnerShadow=null,this.element=y,this.createShadows()}createShadows(){this.element.insertAdjacentHTML("beforeend",`<div class="stf__outerShadow"></div>
             <div class="stf__innerShadow"></div>
             <div class="stf__hardShadow"></div>
             <div class="stf__hardInnerShadow"></div>`),this.outerShadow=this.element.querySelector(".stf__outerShadow"),this.innerShadow=this.element.querySelector(".stf__innerShadow"),this.hardShadow=this.element.querySelector(".stf__hardShadow"),this.hardInnerShadow=this.element.querySelector(".stf__hardInnerShadow")}clearShadow(){super.clearShadow(),this.outerShadow.style.cssText="display: none",this.innerShadow.style.cssText="display: none",this.hardShadow.style.cssText="display: none",this.hardInnerShadow.style.cssText="display: none"}reload(){this.element.querySelector(".stf__outerShadow")||this.createShadows()}drawHardInnerShadow(){const a=this.getRect(),h=this.shadow.progress>100?200-this.shadow.progress:this.shadow.progress;let y=(100-h)*(2.5*a.pageWidth)/100+20;y>a.pageWidth&&(y=a.pageWidth);let x=`
            display: block;
            z-index: ${(this.getSettings().startZIndex+5).toString(10)};
            width: ${y}px;
            height: ${a.height}px;
            background: linear-gradient(to right,
                rgba(0, 0, 0, ${this.shadow.opacity*h/100}) 5%,
                rgba(0, 0, 0, 0) 100%);
            left: ${a.left+a.width/2}px;
            transform-origin: 0 0;
        `;x+=this.getDirection()===0&&this.shadow.progress>100||this.getDirection()===1&&this.shadow.progress<=100?"transform: translate3d(0, 0, 0);":"transform: translate3d(0, 0, 0) rotateY(180deg);",this.hardInnerShadow.style.cssText=x}drawHardOuterShadow(){const a=this.getRect();let h=(100-(this.shadow.progress>100?200-this.shadow.progress:this.shadow.progress))*(2.5*a.pageWidth)/100+20;h>a.pageWidth&&(h=a.pageWidth);let y=`
            display: block;
            z-index: ${(this.getSettings().startZIndex+4).toString(10)};
            width: ${h}px;
            height: ${a.height}px;
            background: linear-gradient(to left, rgba(0, 0, 0, ${this.shadow.opacity}) 5%, rgba(0, 0, 0, 0) 100%);
            left: ${a.left+a.width/2}px;
            transform-origin: 0 0;
        `;y+=this.getDirection()===0&&this.shadow.progress>100||this.getDirection()===1&&this.shadow.progress<=100?"transform: translate3d(0, 0, 0) rotateY(180deg);":"transform: translate3d(0, 0, 0);",this.hardShadow.style.cssText=y}drawInnerShadow(){const a=this.getRect(),h=3*this.shadow.width/4,y=this.getDirection()===0?h:0,x=this.getDirection()===0?"to left":"to right",k=this.convertToGlobal(this.shadow.pos),F=this.shadow.angle+3*Math.PI/2,tt=[this.pageRect.topLeft,this.pageRect.topRight,this.pageRect.bottomRight,this.pageRect.bottomLeft];let st="polygon( ";for(const xt of tt){let At=this.getDirection()===1?{x:-xt.x+this.shadow.pos.x,y:xt.y-this.shadow.pos.y}:{x:xt.x-this.shadow.pos.x,y:xt.y-this.shadow.pos.y};At=ut.GetRotatedPoint(At,{x:y,y:100},F),st+=At.x+"px "+At.y+"px, "}st=st.slice(0,-2),st+=")";const yt=`
            display: block;
            z-index: ${(this.getSettings().startZIndex+10).toString(10)};
            width: ${h}px;
            height: ${2*a.height}px;
            background: linear-gradient(${x},
                rgba(0, 0, 0, ${this.shadow.opacity}) 5%,
                rgba(0, 0, 0, 0.05) 15%,
                rgba(0, 0, 0, ${this.shadow.opacity}) 35%,
                rgba(0, 0, 0, 0) 100%);
            transform-origin: ${y}px 100px;
            transform: translate3d(${k.x-y}px, ${k.y-100}px, 0) rotate(${F}rad);
            clip-path: ${st};
            -webkit-clip-path: ${st};
        `;this.innerShadow.style.cssText=yt}drawOuterShadow(){const a=this.getRect(),h=this.convertToGlobal({x:this.shadow.pos.x,y:this.shadow.pos.y}),y=this.shadow.angle+3*Math.PI/2,x=this.getDirection()===1?this.shadow.width:0,k=this.getDirection()===0?"to right":"to left",F=[{x:0,y:0},{x:a.pageWidth,y:0},{x:a.pageWidth,y:a.height},{x:0,y:a.height}];let tt="polygon( ";for(const yt of F)if(yt!==null){let xt=this.getDirection()===1?{x:-yt.x+this.shadow.pos.x,y:yt.y-this.shadow.pos.y}:{x:yt.x-this.shadow.pos.x,y:yt.y-this.shadow.pos.y};xt=ut.GetRotatedPoint(xt,{x,y:100},y),tt+=xt.x+"px "+xt.y+"px, "}tt=tt.slice(0,-2),tt+=")";const st=`
            display: block;
            z-index: ${(this.getSettings().startZIndex+10).toString(10)};
            width: ${this.shadow.width}px;
            height: ${2*a.height}px;
            background: linear-gradient(${k}, rgba(0, 0, 0, ${this.shadow.opacity}), rgba(0, 0, 0, 0));
            transform-origin: ${x}px 100px;
            transform: translate3d(${h.x-x}px, ${h.y-100}px, 0) rotate(${y}rad);
            clip-path: ${tt};
            -webkit-clip-path: ${tt};
        `;this.outerShadow.style.cssText=st}drawLeftPage(){this.orientation!=="portrait"&&this.leftPage!==null&&(this.direction===1&&this.flippingPage!==null&&this.flippingPage.getDrawingDensity()==="hard"?(this.leftPage.getElement().style.zIndex=(this.getSettings().startZIndex+5).toString(10),this.leftPage.setHardDrawingAngle(180+this.flippingPage.getHardAngle()),this.leftPage.draw(this.flippingPage.getDrawingDensity())):this.leftPage.simpleDraw(0))}drawRightPage(){this.rightPage!==null&&(this.direction===0&&this.flippingPage!==null&&this.flippingPage.getDrawingDensity()==="hard"?(this.rightPage.getElement().style.zIndex=(this.getSettings().startZIndex+5).toString(10),this.rightPage.setHardDrawingAngle(180+this.flippingPage.getHardAngle()),this.rightPage.draw(this.flippingPage.getDrawingDensity())):this.rightPage.simpleDraw(1))}drawBottomPage(){if(this.bottomPage===null)return;const a=this.flippingPage!=null?this.flippingPage.getDrawingDensity():null;this.orientation==="portrait"&&this.direction===1||(this.bottomPage.getElement().style.zIndex=(this.getSettings().startZIndex+3).toString(10),this.bottomPage.draw(a))}drawFrame(){this.clear(),this.drawLeftPage(),this.drawRightPage(),this.drawBottomPage(),this.flippingPage!=null&&(this.flippingPage.getElement().style.zIndex=(this.getSettings().startZIndex+5).toString(10),this.flippingPage.draw()),this.shadow!=null&&this.flippingPage!==null&&(this.flippingPage.getDrawingDensity()==="soft"?(this.drawOuterShadow(),this.drawInnerShadow()):(this.drawHardOuterShadow(),this.drawHardInnerShadow()))}clear(){for(const a of this.app.getPageCollection().getPages())a!==this.leftPage&&a!==this.rightPage&&a!==this.flippingPage&&a!==this.bottomPage&&(a.getElement().style.cssText="display: none"),a.getTemporaryCopy()!==this.flippingPage&&a.hideTemporaryCopy()}update(){super.update(),this.rightPage!==null&&this.rightPage.setOrientation(1),this.leftPage!==null&&this.leftPage.setOrientation(0)}}class at{constructor(){this._default={startPage:0,size:"fixed",width:0,height:0,minWidth:0,maxWidth:0,minHeight:0,maxHeight:0,drawShadow:!0,flippingTime:1e3,usePortrait:!0,startZIndex:0,autoSize:!0,maxShadowOpacity:1,showCover:!1,mobileScrollSupport:!0,swipeDistance:30,clickEventForward:!0,useMouseEvents:!0,showPageCorners:!0,disableFlipByClick:!1}}getSettings(a){const h=this._default;if(Object.assign(h,a),h.size!=="stretch"&&h.size!=="fixed")throw new Error('Invalid size type. Available only "fixed" and "stretch" value');if(h.width<=0||h.height<=0)throw new Error("Invalid width or height");if(h.flippingTime<=0)throw new Error("Invalid flipping time");return h.size==="stretch"?(h.minWidth<=0&&(h.minWidth=100),h.maxWidth<h.minWidth&&(h.maxWidth=2e3),h.minHeight<=0&&(h.minHeight=100),h.maxHeight<h.minHeight&&(h.maxHeight=2e3)):(h.minWidth=h.width,h.maxWidth=h.width,h.minHeight=h.height,h.maxHeight=h.height),h}}(function(B,a){a===void 0&&(a={});var h=a.insertAt;if(B&&typeof document<"u"){var y=document.head||document.getElementsByTagName("head")[0],x=document.createElement("style");x.type="text/css",h==="top"&&y.firstChild?y.insertBefore(x,y.firstChild):y.appendChild(x),x.styleSheet?x.styleSheet.cssText=B:x.appendChild(document.createTextNode(B))}})(`.stf__parent {
  position: relative;
  display: block;
  box-sizing: border-box;
  transform: translateZ(0);

  -ms-touch-action: pan-y;
  touch-action: pan-y;
}

.sft__wrapper {
  position: relative;
  width: 100%;
  box-sizing: border-box;
}

.stf__parent canvas {
  position: absolute;
  width: 100%;
  height: 100%;
  left: 0;
  top: 0;
}

.stf__block {
  position: absolute;
  width: 100%;
  height: 100%;
  box-sizing: border-box;
  perspective: 2000px;
}

.stf__item {
  display: none;
  position: absolute;
  transform-style: preserve-3d;
}

.stf__outerShadow {
  position: absolute;
  left: 0;
  top: 0;
}

.stf__innerShadow {
  position: absolute;
  left: 0;
  top: 0;
}

.stf__hardShadow {
  position: absolute;
  left: 0;
  top: 0;
}

.stf__hardInnerShadow {
  position: absolute;
  left: 0;
  top: 0;
}`),Z.PageFlip=class extends class{constructor(){this.events=new Map}on(B,a){return this.events.has(B)?this.events.get(B).push(a):this.events.set(B,[a]),this}off(B){this.events.delete(B)}trigger(B,a,h=null){if(this.events.has(B))for(const y of this.events.get(B))y({data:h,object:a})}}{constructor(B,a){super(),this.isUserTouch=!1,this.isUserMove=!1,this.setting=null,this.pages=null,this.setting=new at().getSettings(a),this.block=B}destroy(){this.ui.destroy(),this.block.remove()}update(){this.render.update(),this.pages.show()}loadFromImages(B){this.ui=new K(this.block,this,this.setting);const a=this.ui.getCanvas();this.render=new _t(this,this.setting,a),this.flipController=new dt(this.render,this),this.pages=new $(this,this.render,B),this.pages.load(),this.render.start(),this.pages.show(this.setting.startPage),setTimeout(()=>{this.ui.update(),this.trigger("init",this,{page:this.setting.startPage,mode:this.render.getOrientation()})},1)}loadFromHTML(B){this.ui=new U(this.block,this,this.setting,B),this.render=new ht(this,this.setting,this.ui.getDistElement()),this.flipController=new dt(this.render,this),this.pages=new Pt(this,this.render,this.ui.getDistElement(),B),this.pages.load(),this.render.start(),this.pages.show(this.setting.startPage),setTimeout(()=>{this.ui.update(),this.trigger("init",this,{page:this.setting.startPage,mode:this.render.getOrientation()})},1)}updateFromImages(B){const a=this.pages.getCurrentPageIndex();this.pages.destroy(),this.pages=new $(this,this.render,B),this.pages.load(),this.pages.show(a),this.trigger("update",this,{page:a,mode:this.render.getOrientation()})}updateFromHtml(B){const a=this.pages.getCurrentPageIndex();this.pages.destroy(),this.pages=new Pt(this,this.render,this.ui.getDistElement(),B),this.pages.load(),this.ui.updateItems(B),this.render.reload(),this.pages.show(a),this.trigger("update",this,{page:a,mode:this.render.getOrientation()})}clear(){this.pages.destroy(),this.ui.clear()}turnToPrevPage(){this.pages.showPrev()}turnToNextPage(){this.pages.showNext()}turnToPage(B){this.pages.show(B)}flipNext(B="top"){this.flipController.flipNext(B)}flipPrev(B="top"){this.flipController.flipPrev(B)}flip(B,a="top"){this.flipController.flipToPage(B,a)}updateState(B){this.trigger("changeState",this,B)}updatePageIndex(B){this.trigger("flip",this,B)}updateOrientation(B){this.ui.setOrientationStyle(B),this.update(),this.trigger("changeOrientation",this,B)}getPageCount(){return this.pages.getPageCount()}getCurrentPageIndex(){return this.pages.getCurrentPageIndex()}getPage(B){return this.pages.getPage(B)}getRender(){return this.render}getFlipController(){return this.flipController}getOrientation(){return this.render.getOrientation()}getBoundsRect(){return this.render.getRect()}getSettings(){return this.setting}getUI(){return this.ui}getState(){return this.flipController.getState()}getPageCollection(){return this.pages}startUserTouch(B){this.mousePosition=B,this.isUserTouch=!0,this.isUserMove=!1}userMove(B,a){this.isUserTouch||a||!this.setting.showPageCorners?this.isUserTouch&&ut.GetDistanceBetweenTwoPoint(this.mousePosition,B)>5&&(this.isUserMove=!0,this.flipController.fold(B)):this.flipController.showCorner(B)}userStop(B,a=!1){this.isUserTouch&&(this.isUserTouch=!1,a||(this.isUserMove?this.flipController.stopMove():this.flipController.flip(B)))}},Object.defineProperty(Z,"__esModule",{value:!0})})})(qn,Le);const Gn=Ie({name:"the-book",props:{bookData:{type:Object,default:()=>({})},tab:{type:String,default:""},show:{type:Boolean,default:!1},rect:{type:Object,default:()=>({})}},emits:["close"],setup(E,{emit:O}){var _t,Ct,U,K;hi(),console.log(Ne.user.data.phone);const Z="lastTime"+((K=(U=(Ct=(_t=Ne)==null?void 0:_t.user)==null?void 0:Ct.data)==null?void 0:U.phone)!=null?K:""),et=ke({show:!1,width:0,height:0,transform:"",list:[],lastTime:localStorage.getItem(Z)}),J=ae(!1),Bt=async()=>{console.log("初始化完成")};let $=null,ut=null;const bt=()=>{window.$("#flipbook");const ht=document.body.clientHeight*.8;et.height=ht,et.width=ht*(210/297)*2;const at=document.getElementById("flipbook");$=new Le.PageFlip(at,{width:et.width/2,height:et.height,showCover:!0,maxShadowOpacity:.3}),$.loadFromHTML(document.querySelectorAll(".page"))},Pt=()=>{const ht=document.querySelector(".bookWrap");if(ht){const at=ht.getBoundingClientRect(),B=E.rect.width/(at.width/2),a=E.rect.height/at.height,h=(at.width/2*(B-1)+E.rect.x-at.x-E.rect.width)/B,y=(at.height*(a-1)/2+E.rect.y-at.y)/a,x=`scale3d(${B}, ${a}, 1) translate(${h}px, ${y}px)`;ht.style.transform=et.transform=x,ht.style.transition="transform 0s",ze(()=>{requestAnimationFrame(()=>{requestAnimationFrame(()=>{ht.style.transition="transform 1s",ht.style.transform="",et.show=!0,ut=setTimeout(()=>{},500),setTimeout(()=>{J.value=!0},1500)})})})}},nt=()=>{clearTimeout(ut);const ht=document.querySelector(".bookWrap");console.log("🚀 ~ pageFlip:",$),$.flip(0),ht&&(ht.style.transform=et.transform),O("close"),setTimeout(()=>{ht.style.transition="",ht.style.transform="",et.show=!1,et.list=[]},1e3)};Fe(async()=>{await Bt(),Wi("webViewOnResume",()=>{et.lastTime=localStorage.getItem(Z)})});const dt=()=>{var a;if(!((a=E.bookData)!=null&&a.lessonList))return;const ht=Math.floor((document.body.clientHeight*.8-40)/50);console.log("🚀 ~ step:",ht);const at=[];let B=[];for(let h=0;h<E.bookData.lessonList.length;h++){const y=E.bookData.lessonList[h];B.length>=ht?(at.push([...B]),B=[{name:y.name}]):B.push({name:y.name});for(let x=0;x<y.knowledgeList.length;x++)B.length>=ht?(at.push([...B]),B=[y.knowledgeList[x]]):B.push(y.knowledgeList[x])}B.length&&at.push(B),et.list=at};ji(()=>E.show,()=>{E.show&&(dt(),ze(()=>{bt(),ze(()=>{requestAnimationFrame(()=>{Pt()})})}))});const Et=ht=>{if(ht.id){if(!ht.containMaterial){Hi("暂无资源");return}localStorage.setItem(Z,ht.id);const at=en.stringify({id:ht.id,lessonCoursewareId:ht.lessonCoursewareId,lessonCoursewareDetailId:ht.lessonCoursewareDetailId,name:ht.name,tab:E.tab}),B=location.origin+location.pathname+"#/courseware-play?"+at;console.log("🚀 ~ url:",B),ui({api:"openWebView",content:{url:B,orientation:0,isHideTitle:!1,c_orientation:0}})}};return()=>H("div",{class:[Ut.book,et.show?"":Ut.bookHide]},[H("div",{class:Ut.back,onClick:nt},[H("img",{src:pi},null)]),H("div",{class:"bookWrap",style:{width:et.width+"px",height:et.height+"px"}},[!!et.list.length&&H("div",{id:"flipbook",class:[et.show&&"animated"]},[H("div",{class:"page coverImg","data-density":"hard"},[H("img",{style:"width: 100%; height: 100%; object-fit: cover;",src:E.bookData.coverImg},null)]),et.list.map(ht=>H("div",{class:"page"},[H("div",{class:Ut.wrap},[H("div",{class:Ut.wrapItem},[ht.map((at,B)=>H(Ue,null,[H("div",{class:[Ut.item,at.id&&Ut.des],onTouchstart:a=>{a.stopPropagation()},onClick:a=>{a.stopPropagation(),Et(at)}},[at.id?H("img",{id:B==1?"coursewareDetail-0":"",class:Ut.icon,src:Hn},null):null,H("div",{class:Ut.name,style:{lineHeight:"20Px"}},[at.name,et.lastTime===at.id&&H("span",{class:Ut.last},[Ot("上次观看")])])])]))])])])),et.list.length%2===1&&H("div",{class:"page","data-density":"hard"},[H("div",{class:Ut.wrap},[H("div",{class:Ut.wrapItem},null)])])])]),J.value?H(zn,null,null):null])}}),Vn=Ie({name:"courseware-list",emits:["close"],setup(E,{emit:O}){const Z=ke({box:{},show:!1,steps:[{ele:"",eleRect:{},img:me("courseware-list1.png"),handStyle:{top:"1.5rem",left:"3.5rem",transform:"rotate(-90deg)"},imgStyle:{top:".7rem",left:"5rem"},btnsStyle:{top:"3.5rem",left:"6.2rem"},boxStyle:{},eleRectPadding:{left:-4,top:-4,width:-8,height:-8}},{ele:"",img:me("courseware-list2.png"),handStyle:{top:"-.25rem",left:"1.38rem",transform:"rotate(-90deg)"},imgStyle:{top:"-1.2rem",left:"2.4rem"},btnsStyle:{top:"1.6rem",left:"3.6rem"},eleRectPadding:{left:4,top:4,width:8,height:8}},{ele:"",img:me("courseware-list3.png"),handStyle:{bottom:"-2.1rem",left:"0.66rem"},imgStyle:{top:"1.1rem",left:"-2rem"},btnsStyle:{top:"4.2rem",left:"-0.5rem"},eleRectPadding:{left:4,top:4,width:8,height:8}},{ele:"",img:me("courseware-list4.png"),handStyle:{top:".8rem",left:"1rem"},imgStyle:{top:"1.1rem",left:"-4.6rem"},btnsStyle:{top:"4rem",left:"-4.5rem","justify-content":"center",padding:0}}],step:0}),et=ae(!1),J=ae({});(async()=>{var nt;try{const dt=await 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f=o.turn.data(),v=f.pageZoom[o.page];if(r.isDefaultPrevented()){U._updateShadow.call(o.turn);return}v&&v!=f.zoom&&(o.turn.trigger("zoomed",[o.page,o.turn.turn("view",o.page),v,f.zoom]),f.pageZoom[o.page]=f.zoom),f.display=="single"&&e&&(e.charAt(1)=="l"&&f.direction=="ltr"||e.charAt(1)=="r"&&f.direction=="rtl"?(o.next=o.next<o.page?o.next:o.page-1,o.force=!0):o.next=o.next>o.page?o.next:o.page+1),U._addMotionPage.call(r.target),U._updateShadow.call(o.turn)},_eventEnd:function(r,o,e){var f=E(r.target);f.data().f;var v=o.turn,_=v.data();if(e){var V=_.tpage||_.page;(V==o.next||V==o.page)&&(delete _.tpage,U._fitPage.call(v,V||o.next,!0))}else U._removeMv.call(v,o.page),U._updateShadow.call(v),v.turn("update")},_eventPressed:function(r){var o=E(r.target).data().f,e=o.opts.turn,f=e.data();return f.pages,f.mouseAction=!0,e.turn("update"),o.time=new Date().getTime()},_eventReleased:function(r,o){var e,f=E(r.target),v=f.data().f,_=v.opts.turn,V=_.data();V.display=="single"?e=o.corner=="br"||o.corner=="tr"?o.x<f.width()/2:o.x>f.width()/2:e=o.x<0||o.x>f.width(),(new Date().getTime()-v.time<200||e)&&(r.preventDefault(),U._turnPage.call(_,v.opts.next)),V.mouseAction=!1},_flip:function(r){r.stopPropagation();var o=E(r.target).data().f.opts;o.turn.trigger("turn",[o.next]),o.turn.data().opts.autoCenter&&o.turn.turn("center",o.next)},_touchStart:function(){var r=this.data();for(var o in r.pages)if(F(o,r.pages)&&K._eventStart.apply(r.pages[o],arguments)===!1)return!1},_touchMove:function(){var r=this.data();for(var o in r.pages)F(o,r.pages)&&K._eventMove.apply(r.pages[o],arguments)},_touchEnd:function(){var r=this.data();for(var o in r.pages)F(o,r.pages)&&K._eventEnd.apply(r.pages[o],arguments)},calculateZ:function(r){var o,e,f,v,_,V=this,X=this.data(),rt=this.turn("view"),ft=rt[0]||rt[1],wt=r.length-1,St={pageZ:{},partZ:{},pageV:{}},qt=function(zt){var Ft=V.turn("view",zt);Ft[0]&&(St.pageV[Ft[0]]=!0),Ft[1]&&(St.pageV[Ft[1]]=!0)};for(o=0;o<=wt;o++)e=r[o],f=X.pages[e].data().f.opts.next,v=X.pagePlace[e],qt(e),qt(f),_=X.pagePlace[f]==f?f:e,St.pageZ[_]=X.totalPages-Math.abs(ft-_),St.partZ[v]=X.totalPages*2-wt+o;return St},update:function(){var r,o=this.data();if(this.turn("animating")&&o.pageMv[0]!==0){var e,f,v=this.turn("calculateZ",o.pageMv),_=this.turn("corner"),V=this.turn("view"),X=this.turn("view",o.tpage);for(r in o.pageWrap)F(r,o.pageWrap)&&(f=o.pageObjs[r].hasClass("fixed"),o.pageWrap[r].css({display:v.pageV[r]||f?"":"none",zIndex:(o.pageObjs[r].hasClass("hard")?v.partZ[r]:v.pageZ[r])||(f?-1:0)}),(e=o.pages[r])&&(e.flip("z",v.partZ[r]||null),v.pageV[r]&&e.flip("resize"),o.tpage?e.flip("hover",!1).flip("disable",E.inArray(parseInt(r,10),o.pageMv)==-1&&r!=X[0]&&r!=X[1]):e.flip("hover",_===!1).flip("disable",r!=V[0]&&r!=V[1])))}else for(r in o.pageWrap)if(F(r,o.pageWrap)){var rt=U._setPageLoc.call(this,r);o.pages[r]&&o.pages[r].flip("disable",o.disabled||rt!=1).flip("hover",!0).flip("z",null)}return this},_updateShadow:function(){var r,o,e,f=this.data(),v=this.width(),_=this.height(),V=f.display=="single"?v:v/2;r=this.turn("view"),f.shadow||(f.shadow=E("<div />",{class:"shadow",css:at(0,0,0).css}).appendTo(this));for(var X=0;X<f.pageMv.length&&!(!r[0]||!r[1]);X++)r=this.turn("view",f.pages[f.pageMv[X]].data().f.opts.next),o=this.turn("view",f.pageMv[X]),r[0]=r[0]&&o[0],r[1]=r[1]&&o[1];switch(r[0]?r[1]?e=3:e=f.direction=="ltr"?2:1:e=f.direction=="ltr"?1:2,e){case 1:f.shadow.css({width:V,height:_,top:0,left:V});break;case 2:f.shadow.css({width:V,height:_,top:0,left:0});break;case 3:f.shadow.css({width:v,height:_,top:0,left:0});break}},_setPageLoc:function(r){var o=this.data(),e=this.turn("view"),f=0;if(r==e[0]||r==e[1]?f=1:(o.display=="single"&&r==e[0]+1||o.display=="double"&&r==e[0]-2||r==e[1]+2)&&(f=2),!this.turn("animating"))switch(f){case 1:o.pageWrap[r].css({zIndex:o.totalPages,display:""});break;case 2:o.pageWrap[r].css({zIndex:o.totalPages-1,display:""});break;case 0:o.pageWrap[r].css({zIndex:0,display:o.pageObjs[r].hasClass("fixed")?"":"none"});break}return f},options:function(r){if(r===void 0)return this.data().opts;var o=this.data();if(E.extend(o.opts,r),r.pages&&this.turn("pages",r.pages),r.page&&this.turn("page",r.page),r.display&&this.turn("display",r.display),r.direction&&this.turn("direction",r.direction),r.width&&r.height&&this.turn("size",r.width,r.height),r.when)for(var e in r.when)F(e,r.when)&&this.unbind(e).bind(e,r.when[e]);return this},version:function(){return J}},K={init:function(r){return this.data({f:{disabled:!1,hover:!1,effect:this.hasClass("hard")?"hard":"sheet"}}),this.flip("options",r),K._addPageWrapper.call(this),this},setData:function(r){var o=this.data();return o.f=E.extend(o.f,r),this},options:function(r){var o=this.data().f;return r?(K.setData.call(this,{opts:E.extend({},o.opts||_t,r)}),this):o.opts},z:function(r){var o=this.data().f;return o.opts["z-index"]=r,o.fwrapper&&o.fwrapper.css({zIndex:r||parseInt(o.parent.css("z-index"),10)||0}),this},_cAllowed:function(){var r=this.data().f,o=r.opts.page,e=r.opts.turn.data(),f=o%2;return r.effect=="hard"?e.direction=="ltr"?[f?"r":"l"]:[f?"l":"r"]:e.display=="single"?o==1?e.direction=="ltr"?Pt.forward:Pt.backward:o==e.totalPages?e.direction=="ltr"?Pt.backward:Pt.forward:Pt.all:e.direction=="ltr"?Pt[f?"forward":"backward"]:Pt[f?"backward":"forward"]},_cornerActivated:function(r){var o=this.data().f,e=this.width(),f=this.height(),v={x:r.x,y:r.y,corner:""},_=o.opts.cornerSize;if(v.x<=0||v.y<=0||v.x>=e||v.y>=f)return!1;var V=K._cAllowed.call(this);switch(o.effect){case"hard":if(v.x>e-_)v.corner="r";else if(v.x<_)v.corner="l";else return!1;break;case"sheet":if(v.y<_)v.corner+="t";else if(v.y>=f-_)v.corner+="b";else return!1;if(v.x<=_)v.corner+="l";else if(v.x>=e-_)v.corner+="r";else return!1;break}return!v.corner||E.inArray(v.corner,V)==-1?!1:v},_isIArea:function(r){var o=this.data().f.parent.offset();return r=ut&&r.originalEvent?r.originalEvent.touches[0]:r,K._cornerActivated.call(this,{x:r.pageX-o.left,y:r.pageY-o.top})},_c:function(r,o){switch(o=o||0,r){case"tl":return h(o,o);case"tr":return h(this.width()-o,o);case"bl":return h(o,this.height()-o);case"br":return h(this.width()-o,this.height()-o);case"l":return h(o,0);case"r":return h(this.width()-o,0)}},_c2:function(r){switch(r){case"tl":return h(this.width()*2,0);case"tr":return h(-this.width(),0);case"bl":return h(this.width()*2,this.height());case"br":return h(-this.width(),this.height());case"l":return h(this.width()*2,0);case"r":return h(-this.width(),0)}},_foldingPage:function(){var r=this.data().f;if(r){var o=r.opts;if(o.turn)return r=o.turn.data(),r.display=="single"?o.next>1||o.page>1?r.pageObjs[0]:null:r.pageObjs[o.next]}},_backGradient:function(){var r=this.data().f,o=r.opts.turn.data(),e=o.opts.gradients&&(o.display=="single"||r.opts.page!=2&&r.opts.page!=o.totalPages-1);return e&&!r.bshadow&&(r.bshadow=E("<div/>",at(0,0,1)).css({position:"",width:this.width(),height:this.height()}).appendTo(r.parent)),e},type:function(){return this.data().f.effect},resize:function(r){var o=this.data().f,e=o.opts.turn.data(),f=this.width(),v=this.height();switch(o.effect){case"hard":r&&(o.wrapper.css({width:f,height:v}),o.fpage.css({width:f,height:v}),e.opts.gradients&&(o.ashadow.css({width:f,height:v}),o.bshadow.css({width:f,height:v})));break;case"sheet":if(r){var _=Math.round(Math.sqrt(Math.pow(f,2)+Math.pow(v,2)));o.wrapper.css({width:_,height:_}),o.fwrapper.css({width:_,height:_}).children(":first-child").css({width:f,height:v}),o.fpage.css({width:f,height:v}),e.opts.gradients&&o.ashadow.css({width:f,height:v}),K._backGradient.call(this)&&o.bshadow.css({width:f,height:v})}if(o.parent.is(":visible")){var V=Xt(o.parent[0]);o.fwrapper.css({top:V.top,left:V.left}),V=Xt(o.opts.turn[0]),o.fparent.css({top:-V.top,left:-V.left})}this.flip("z",o.opts["z-index"]);break}},_addPageWrapper:function(){var r=this.data().f,o=r.opts.turn.data(),e=this.parent();if(r.parent=e,!r.wrapper)switch(r.effect){case"hard":var f={};f[et+"transform-style"]="preserve-3d",f[et+"backface-visibility"]="hidden",r.wrapper=E("<div/>",at(0,0,2)).css(f).appendTo(e).prepend(this),r.fpage=E("<div/>",at(0,0,1)).css(f).appendTo(e),o.opts.gradients&&(r.ashadow=E("<div/>",at(0,0,0)).hide().appendTo(e),r.bshadow=E("<div/>",at(0,0,0)));break;case"sheet":if(this.width(),this.height(),r.fparent=r.opts.turn.data().fparent,!r.fparent){var v=E("<div/>",{css:{"pointer-events":"none"}}).hide();v.data().flips=0,v.css(at(0,0,"auto","visible").css).appendTo(r.opts.turn),r.opts.turn.data().fparent=v,r.fparent=v}this.css({position:"absolute",top:0,left:0,bottom:"auto",right:"auto"}),r.wrapper=E("<div/>",at(0,0,this.css("z-index"))).appendTo(e).prepend(this),r.fwrapper=E("<div/>",at(e.offset().top,e.offset().left)).hide().appendTo(r.fparent),r.fpage=E("<div/>",at(0,0,0,"visible")).css({cursor:"default"}).appendTo(r.fwrapper),o.opts.gradients&&(r.ashadow=E("<div/>",at(0,0,1)).appendTo(r.fpage)),K.setData.call(this,r);break}K.resize.call(this,!0)},_fold:function(r){var o=this.data().f,e=o.opts.turn.data(),f=K._c.call(this,r.corner),v=this.width(),_=this.height();switch(o.effect){case"hard":r.corner=="l"?r.x=Math.min(Math.max(r.x,0),v*2):r.x=Math.max(Math.min(r.x,v),-v);var V,X,rt,ft,wt,St=e.totalPages,qt=o.opts["z-index"]||St,zt={overflow:"visible"},Ft=f.x?(f.x-r.x)/v:r.x/v,Nt=Ft*90,Zt=Nt<90;switch(r.corner){case"l":ft="0% 50%",wt="100% 50%",Zt?(V=0,X=o.opts.next-1>0,rt=1):(V="100%",X=o.opts.page+1<St,rt=0);break;case"r":ft="100% 50%",wt="0% 50%",Nt=-Nt,v=-v,Zt?(V=0,X=o.opts.next+1<St,rt=0):(V="-100%",X=o.opts.page!=1,rt=1);break}zt[et+"perspective-origin"]=wt,o.wrapper.transform("rotateY("+Nt+"deg)translate3d(0px, 0px, "+(this.attr("depth")||0)+"px)",wt),o.fpage.transform("translateX("+v+"px) rotateY("+(180+Nt)+"deg)",ft),o.parent.css(zt),Zt?(Ft=-Ft+1,o.wrapper.css({zIndex:qt+1}),o.fpage.css({zIndex:qt})):(Ft=Ft-1,o.wrapper.css({zIndex:qt}),o.fpage.css({zIndex:qt+1})),e.opts.gradients&&(X?o.ashadow.css({display:"",left:V,backgroundColor:"rgba(0,0,0,"+.5*Ft+")"}).transform("rotateY(0deg)"):o.ashadow.hide(),o.bshadow.css({opacity:-Ft+1}),Zt?o.bshadow.parent()[0]!=o.wrapper[0]&&o.bshadow.appendTo(o.wrapper):o.bshadow.parent()[0]!=o.fpage[0]&&o.bshadow.appendTo(o.fpage),yt(o.bshadow,h(rt*100,0),h((-rt+1)*100,0),[[0,"rgba(0,0,0,0.3)"],[1,"rgba(0,0,0,0)"]],2));break;case"sheet":var Kt=this,$t=0,ye,te,ee,ve,Qt,we,_e,Gt=h(0,0),Ce=h(0,0),Mt=h(0,0),Oe=K._foldingPage.call(this),xe=e.opts.acceleration,Ae=o.wrapper.height(),ie=r.corner.substr(0,1)=="t",ne=r.corner.substr(1,1)=="l",le=function(){var Tt=h(0,0),Ht=h(0,0);Tt.x=f.x?f.x-r.x:r.x,Z?Tt.y=f.y?f.y-r.y:r.y:Tt.y=0,Ht.x=ne?v-Tt.x/2:r.x+Tt.x/2,Ht.y=Tt.y/2;var vt=$-Math.atan2(Tt.y,Tt.x),Vt=vt-Math.atan2(Ht.y,Ht.x),se=Math.max(0,Math.sin(Vt)*Math.sqrt(Math.pow(Ht.x,2)+Math.pow(Ht.y,2)));if($t=a(vt),Mt=h(se*Math.sin(vt),se*Math.cos(vt)),vt>$&&(Mt.x=Mt.x+Math.abs(Mt.y*Tt.y/Tt.x),Mt.y=0,Math.round(Mt.x*Math.tan(Bt-vt))<_))return r.y=Math.sqrt(Math.pow(_,2)+2*Ht.x*Tt.x),ie&&(r.y=_-r.y),le();if(vt>$){var he=Bt-vt,de=Ae-_/Math.sin(he);Gt=h(Math.round(de*Math.cos(he)),Math.round(de*Math.sin(he))),ne&&(Gt.x=-Gt.x),ie&&(Gt.y=-Gt.y)}ye=Math.round(Mt.y/Math.tan(vt)+Mt.x);var re=v-ye,ue=re*Math.cos(vt*2),pe=re*Math.sin(vt*2);if(Ce=h(Math.round(ne?re-ue:ye+ue),Math.round(ie?pe:_-pe)),e.opts.gradients){Qt=re*Math.sin(vt);var oe=K._c2.call(Kt,r.corner),Rt=Math.sqrt(Math.pow(oe.x-r.x,2)+Math.pow(oe.y-r.y,2))/v;_e=Math.sin($*(Rt>1?2-Rt:Rt)),we=Math.min(Rt,1),ve=Qt>100?(Qt-100)/Qt:0,te=h(Qt*Math.sin(vt)/v*100,Qt*Math.cos(vt)/_*100),K._backGradient.call(Kt)&&(ee=h(Qt*1.2*Math.sin(vt)/v*100,Qt*1.2*Math.cos(vt)/_*100),ne||(ee.x=100-ee.x),ie||(ee.y=100-ee.y))}return Mt.x=Math.round(Mt.x),Mt.y=Math.round(Mt.y),!0},be=function(Tt,Ht,vt,Vt){var se=["0","auto"],he=(v-Ae)*vt[0]/100,de=(_-Ae)*vt[1]/100,re={left:se[Ht[0]],top:se[Ht[1]],right:se[Ht[2]],bottom:se[Ht[3]]},ue={},pe=Vt!=90&&Vt!=-90?ne?-1:1:0,oe=vt[0]+"% "+vt[1]+"%";Kt.css(re).transform(k(Vt)+x(Tt.x+pe,Tt.y,xe),oe),o.fpage.css(re).transform(k(Vt)+x(Tt.x+Ce.x-Gt.x-v*vt[0]/100,Tt.y+Ce.y-Gt.y-_*vt[1]/100,xe)+k((180/Vt-2)*Vt),oe),o.wrapper.transform(x(-Tt.x+he-pe,-Tt.y+de,xe)+k(-Vt),oe),o.fwrapper.transform(x(-Tt.x+Gt.x+he,-Tt.y+Gt.y+de,xe)+k(-Vt),oe),e.opts.gradients&&(vt[0]&&(te.x=100-te.x),vt[1]&&(te.y=100-te.y),ue["box-shadow"]="0 0 20px rgba(0,0,0,"+.5*_e+")",Oe.css(ue),yt(o.ashadow,h(ne?100:0,ie?0:100),h(te.x,te.y),[[ve,"rgba(0,0,0,0)"],[(1-ve)*.8+ve,"rgba(0,0,0,"+.2*we+")"],[1,"rgba(255,255,255,"+.2*we+")"]],3),K._backGradient.call(Kt)&&yt(o.bshadow,h(ne?0:100,ie?0:100),h(ee.x,ee.y),[[.6,"rgba(0,0,0,0)"],[.8,"rgba(0,0,0,"+.3*we+")"],[1,"rgba(0,0,0,0)"]],3))};switch(r.corner){case"l":break;case"r":break;case"tl":r.x=Math.max(r.x,1),le(),be(Mt,[1,0,0,1],[100,0],$t);break;case"tr":r.x=Math.min(r.x,v-1),le(),be(h(-Mt.x,Mt.y),[0,0,0,1],[0,0],-$t);break;case"bl":r.x=Math.max(r.x,1),le(),be(h(Mt.x,-Mt.y),[1,1,0,0],[100,100],-$t);break;case"br":r.x=Math.min(r.x,v-1),le(),be(h(-Mt.x,-Mt.y),[0,1,1,0],[0,100],$t);break}break}o.point=r},_moveFoldingPage:function(r){var o=this.data().f;if(o){var e=o.opts.turn,f=e.data(),v=f.pagePlace;if(r){var _=o.opts.next;if(v[_]!=o.opts.page){o.folding&&K._moveFoldingPage.call(this,!1);var V=K._foldingPage.call(this);V.appendTo(o.fpage),v[_]=o.opts.page,o.folding=_}e.turn("update")}else if(o.folding){if(f.pages[o.folding]){var X=f.pages[o.folding].data().f;f.pageObjs[o.folding].appendTo(X.wrapper)}else f.pageWrap[o.folding]&&f.pageObjs[o.folding].appendTo(f.pageWrap[o.folding]);o.folding in v&&(v[o.folding]=o.folding),delete o.folding}}},_showFoldedPage:function(r,o){var e=K._foldingPage.call(this),f=this.data(),v=f.f,_=v.visible;if(e){if(!_||!v.point||v.point.corner!=r.corner){var V=v.status=="hover"||v.status=="peel"||v.opts.turn.data().mouseAction?r.corner:null;if(_=!1,xt("start",this,[v.opts,V])=="prevented")return!1}if(o){var X=this,rt=v.point&&v.point.corner==r.corner?v.point:K._c.call(this,r.corner,1);this.animatef({from:[rt.x,rt.y],to:[r.x,r.y],duration:500,frame:function(ft){r.x=Math.round(ft[0]),r.y=Math.round(ft[1]),K._fold.call(X,r)}})}else K._fold.call(this,r),f.effect&&!f.effect.turning&&this.animatef(!1);if(!_)switch(v.effect){case"hard":v.visible=!0,K._moveFoldingPage.call(this,!0),v.fpage.show(),v.opts.shadows&&v.bshadow.show();break;case"sheet":v.visible=!0,v.fparent.show().data().flips++,K._moveFoldingPage.call(this,!0),v.fwrapper.show(),v.bshadow&&v.bshadow.show();break}return!0}return!1},hide:function(){var r=this.data().f,o=r.opts.turn.data(),e=K._foldingPage.call(this);switch(r.effect){case"hard":o.opts.gradients&&(r.bshadowLoc=0,r.bshadow.remove(),r.ashadow.hide()),r.wrapper.transform(""),r.fpage.hide();break;case"sheet":--r.fparent.data().flips===0&&r.fparent.hide(),this.css({left:0,top:0,right:"auto",bottom:"auto"}).transform(""),r.wrapper.transform(""),r.fwrapper.hide(),r.bshadow&&r.bshadow.hide(),e.transform("");break}return r.visible=!1,this},hideFoldedPage:function(r){var o=this.data().f;if(o.point){var 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