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k={x:h.x+v/2,y:h.y+b/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 Wt{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 v=0;v<h.length;v++)if(a===h[v][0]||a===h[v][1])return v;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 v=a===0?this.getSpread()[h+1]:this.getSpread()[h-1];return v.length===1||a===0?this.pages[v[0]]:this.pages[v[1]]}}getBottomPage(a){const h=this.currentSpreadIndex;if(this.render.getOrientation()==="portrait")return a===0?this.pages[h+1]:this.pages[h-1];{const v=a===0?this.getSpread()[h+1]:this.getSpread()[h-1];return v.length===1?this.pages[v[0]]:a===0?this.pages[v[1]]:this.pages[v[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 Z extends Wt{constructor(a,h,v){super(a,h),this.imagesHref=v}load(){for(const a of this.imagesHref){const h=new $(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 v=a[0].y-a[1].y,b=h[0].y-h[1].y,k=a[1].x-a[0].x,F=h[1].x-h[0].x;return Math.acos((v*b+k*F)/(Math.sqrt(v*v+k*k)*Math.sqrt(b*b+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,v){return{x:a.x*Math.cos(v)+a.y*Math.sin(v)+h.x,y:a.y*Math.cos(v)-a.x*Math.sin(v)+h.y}}static LimitPointToCircle(a,h,v){if(ut.GetDistanceBetweenTwoPoint(a,v)<=h)return v;const b=a.x,k=a.y,F=v.x,tt=v.y;let it=Math.sqrt(Math.pow(h,2)*Math.pow(b-F,2)/(Math.pow(b-F,2)+Math.pow(k-tt,2)))+b;v.x<0&&(it*=-1);let mt=(it-b)*(k-tt)/(b-F)+k;return b-F+k===0&&(mt=h),{x:it,y:mt}}static GetIntersectBetweenTwoSegment(a,h,v){return ut.PointInRect(a,ut.GetIntersectBeetwenTwoLine(h,v))}static GetIntersectBeetwenTwoLine(a,h){const v=a[0].y-a[1].y,b=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,it=h[0].x*h[1].y-h[1].x*h[0].y,mt=v*it-b*tt,xt=k*it-F*tt,Ct=-(tt*F-it*k)/(v*F-b*k),Xt=-(v*it-b*tt)/(v*F-b*k);if(isFinite(Ct)&&isFinite(Xt))return{x:Ct,y:Xt};if(Math.abs(mt-xt)<.1)throw new Error("Segment included");return null}static GetCordsFromTwoPoint(a,h){const v=Math.abs(a.x-h.x),b=Math.abs(a.y-h.y),k=Math.max(v,b),F=[a];function tt(it,mt,xt,Ct,Xt){return mt>it?it+Xt*(xt/Ct):mt<it?it-Xt*(xt/Ct):it}for(let it=1;it<=k;it+=1)F.push({x:tt(a.x,h.x,v,k,it),y:tt(a.y,h.y,b,k,it)});return F}}class bt extends st{constructor(a,h,v){super(a,v),this.copiedElement=null,this.temporaryCopy=null,this.isLoad=!1,this.element=h,this.element.classList.add("stf__item"),this.element.classList.add("--"+v)}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,v=this.render.convertToGlobal(this.state.position),b=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: ${b}px;
            height: ${k}px;
        `;h==="hard"?this.drawHard(F):this.drawSoft(v,F)}drawHard(a=""){const h=this.render.getRect().left+this.render.getRect().width/2,v=this.state.hardDrawingAngle,b=a+`
                backface-visibility: hidden;
                -webkit-backface-visibility: hidden;
                clip-path: none;
                -webkit-clip-path: none;
            `+(this.orientation===0?`transform-origin: ${this.render.getRect().pageWidth}px 0; 
                   transform: translate3d(0, 0, 0) rotateY(${v}deg);`:`transform-origin: 0 0; 
                   transform: translate3d(${h}px, 0, 0) rotateY(${v}deg);`);this.element.style.cssText=b}drawSoft(a,h=""){let v="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),v+=F.x+"px "+F.y+"px, "}v=v.slice(0,-2),v+=")";const b=h+`transform-origin: 0 0; clip-path: ${v}; -webkit-clip-path: ${v};`+(this.render.isSafari()&&this.state.angle===0?`transform: translate(${a.x}px, ${a.y}px);`:`transform: translate3d(${a.x}px, ${a.y}px, 0) rotate(${this.state.angle}rad);`);this.element.style.cssText=b}simpleDraw(a){const h=this.render.getRect(),v=h.pageWidth,b=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: ${b}px; 
            left: ${k}px; 
            top: ${F}px; 
            width: ${v}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 At extends Wt{constructor(a,h,v,b){super(a,h),this.element=v,this.pagesElement=b}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 at{constructor(a,h,v,b){this.direction=a,this.corner=h,this.topIntersectPoint=null,this.sideIntersectPoint=null,this.bottomIntersectPoint=null,this.pageWidth=parseInt(v,10),this.pageHeight=parseInt(b,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,v=this.corner==="bottom"?this.pageHeight-a.y:a.y;let b=2*Math.acos(h/Math.sqrt(v*v+h*h));v<0&&(b=-b);const k=Math.PI-b;if(!isFinite(b)||k>=0&&k<.003)throw new Error("The G point is too small");return this.corner==="bottom"&&(b=-b),b}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,v){let b=a;const k=ut.LimitPointToCircle(h,this.pageWidth,b);b!==k&&(b=k,this.updateAngleAndGeometry(b));const F=Math.sqrt(Math.pow(this.pageWidth,2)+Math.pow(this.pageHeight,2));let tt=this.rect.bottomRight,it=this.rect.topLeft;if(this.corner==="bottom"&&(tt=this.rect.topRight,it=this.rect.bottomLeft),tt.x<=0){const mt=ut.LimitPointToCircle(v,F,it);mt!==b&&(b=mt,this.updateAngleAndGeometry(b))}return b}getSegmentToShadowLine(){const a=this.getShadowStartPoint();return[a,a!==this.sideIntersectPoint&&this.sideIntersectPoint!==null?this.sideIntersectPoint:this.bottomIntersectPoint]}}class ot{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 v=h.height/10,b=this.calc.getCorner()==="bottom"?h.height-v:v,k=this.calc.getCorner()==="bottom"?h.height:0;this.calc.calc({x:h.pageWidth-v,y:b}),this.animateFlippingTo({x:h.pageWidth-v,y:b},{x:-h.pageWidth,y:k},!0)}start(a){this.reset();const h=this.render.convertToBook(a),v=this.getBoundsRect(),b=this.getDirectionByPoint(h),k=h.y>=v.height/2?"bottom":"top";if(!this.checkDirection(b))return!1;try{if(this.flippingPage=this.app.getPageCollection().getFlippingPage(b),this.bottomPage=this.app.getPageCollection().getBottomPage(b),this.render.getOrientation()==="landscape")if(b===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(b),this.calc=new at(b,k,v.pageWidth.toString(10),v.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 v=this.app.getPageCollection().getCurrentSpreadIndex(),b=this.app.getPageCollection().getSpreadIndexByPage(a);try{b>v&&(this.app.getPageCollection().setCurrentSpreadIndex(b-1),this.flipNext(h)),b<v&&(this.app.getPageCollection().setCurrentSpreadIndex(b+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(),v=this.calc.getCorner()==="bottom"?h.height:0;a.x<=0?this.animateFlippingTo(a,{x:-h.pageWidth,y:v},!0):this.animateFlippingTo(a,{x:h.pageWidth,y:v},!1)}showCorner(a){if(!this.checkState("read","fold_corner"))return;const h=this.getBoundsRect(),v=h.pageWidth;if(this.isPointOnCorners(a))if(this.calc===null){if(!this.start(a))return;this.setState("fold_corner"),this.calc.calc({x:v-1,y:1});const b=50,k=this.calc.getCorner()==="bottom"?h.height-1:1,F=this.calc.getCorner()==="bottom"?h.height-b:b;this.animateFlippingTo({x:v-1,y:k},{x:v-b,y:F},!1,!1)}else this.do(this.render.convertToPage(a));else this.setState("read"),this.render.finishAnimation(),this.stopMove()}animateFlippingTo(a,h,v,b=!0){const k=ut.GetCordsFromTwoPoint(a,h),F=[];for(const it of k)F.push(()=>this.do(it));const tt=this.getAnimationDuration(k.length);this.render.startAnimation(F,tt,()=>{this.calc&&(v&&(this.calc.getDirection()===1?this.app.turnToPrevPage():this.app.turnToNextPage()),b&&(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(),v=h.pageWidth,b=Math.sqrt(Math.pow(v,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<b||k.x>h.width-b)&&(k.y<b||k.y>h.height-b)}}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 v=new RegExp("Version\\/[\\d\\.]+.*Safari/");this.safari=v.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,v){this.finishAnimation(),this.animation={frames:a,duration:h,durationFrame:h/a.length,onAnimateEnd:v,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(),v=h/2,b=this.getBlockHeight()/2,k=this.setting.width/this.setting.height;let F=this.setting.width,tt=this.setting.height,it=v-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),it=a==="portrait"?v-F/2-F:v-F):h<2*F&&this.app.getSettings().usePortrait&&(a="portrait",it=v-F/2-F),this.boundsRect={left:it,top:b-tt/2,width:2*F,height:tt,pageWidth:F},a}setShadowData(a,h,v,b){if(!this.app.getSettings().drawShadow)return;const k=100*this.getSettings().maxShadowOpacity;this.shadow={pos:a,angle:h,width:3*this.getRect().pageWidth/4*v/100,opacity:(100-v)*k/100/100,direction:b,progress:2*v}}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 v=this.getRect();return{x:h===0?a.x-v.left-v.width/2:v.width/2-a.x+v.left,y:a.y-v.top}}convertToGlobal(a,h){if(h||(h=this.direction),a==null)return null;const v=this.getRect();return{x:h===0?a.x+v.left+v.width/2:v.width/2-a.x+v.left,y:a.y+v.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 Mt extends Et{constructor(a,h,v){super(a,h),this.canvas=v,this.ctx=v.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 v={x:a.left+a.width/2-h/2,y:0};this.ctx.translate(v.x,v.y);const b=this.ctx.createLinearGradient(0,0,h,0);b.addColorStop(0,"rgba(0, 0, 0, 0)"),b.addColorStop(.4,"rgba(0, 0, 0, 0.2)"),b.addColorStop(.49,"rgba(0, 0, 0, 0.1)"),b.addColorStop(.5,"rgba(0, 0, 0, 0.5)"),b.addColorStop(.51,"rgba(0, 0, 0, 0.4)"),b.addColorStop(1,"rgba(0, 0, 0, 0)"),this.ctx.clip(),this.ctx.fillStyle=b,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 v=this.ctx.createLinearGradient(0,0,this.shadow.width,0);this.shadow.direction===0?(this.ctx.translate(0,-100),v.addColorStop(0,"rgba(0, 0, 0, "+this.shadow.opacity+")"),v.addColorStop(1,"rgba(0, 0, 0, 0)")):(this.ctx.translate(-this.shadow.width,-100),v.addColorStop(0,"rgba(0, 0, 0, 0)"),v.addColorStop(1,"rgba(0, 0, 0, "+this.shadow.opacity+")")),this.ctx.clip(),this.ctx.fillStyle=v,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}),v=this.convertRectToGlobal(this.pageRect);this.ctx.moveTo(v.topLeft.x,v.topLeft.y),this.ctx.lineTo(v.topRight.x,v.topRight.y),this.ctx.lineTo(v.bottomRight.x,v.bottomRight.y),this.ctx.lineTo(v.bottomLeft.x,v.bottomLeft.y),this.ctx.translate(h.x,h.y),this.ctx.rotate(Math.PI+this.shadow.angle+Math.PI/2);const b=3*this.shadow.width/4,k=this.ctx.createLinearGradient(0,0,b,0);this.shadow.direction===0?(this.ctx.translate(-b,-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,b,2*a.height),this.ctx.restore()}clear(){this.ctx.fillStyle="white",this.ctx.fillRect(0,0,this.canvas.width,this.canvas.height)}}class St{constructor(a,h,v){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 it=!1;if(this.touchPoint!==null){const mt=tt.x-this.touchPoint.point.x,xt=Math.abs(tt.y-this.touchPoint.point.y);Math.abs(mt)>this.swipeDistance&&xt<2*this.swipeDistance&&Date.now()-this.touchPoint.time<this.swipeTimeout&&(mt>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"),it=!0),this.touchPoint=null}this.app.userStop(tt,it)}},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 b=this.app.getSettings().usePortrait?1:2;a.style.minWidth=v.minWidth*b+"px",a.style.minHeight=v.minHeight+"px",v.size==="fixed"&&(a.style.minWidth=v.width*b+"px",a.style.minHeight=v.height+"px"),v.autoSize&&(a.style.width="100%",a.style.maxWidth=2*v.maxWidth+"px"),a.style.display="block",window.addEventListener("resize",this.onResize,!1),this.swipeDistance=v.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 v=this.distElement.getBoundingClientRect();return{x:a-v.left,y:h-v.top}}checkTarget(a){return!this.app.getSettings().clickEventForward||!["a","button"].includes(a.tagName.toLowerCase())}}class X extends St{constructor(a,h,v,b){super(a,h,v),this.wrapper.insertAdjacentHTML("afterbegin",'<div class="stf__block"></div>'),this.distElement=a.querySelector(".stf__block"),this.items=b;for(const k of b)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 z extends St{constructor(a,h,v){super(a,h,v),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),v=parseInt(a.getPropertyValue("height"),10);this.canvas.width=h,this.canvas.height=v}getCanvas(){return this.canvas}update(){this.resizeCanvas(),this.app.getRender().update()}}class wt extends Et{constructor(a,h,v){super(a,h),this.outerShadow=null,this.innerShadow=null,this.hardShadow=null,this.hardInnerShadow=null,this.element=v,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 v=(100-h)*(2.5*a.pageWidth)/100+20;v>a.pageWidth&&(v=a.pageWidth);let b=`
            display: block;
            z-index: ${(this.getSettings().startZIndex+5).toString(10)};
            width: ${v}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;
        `;b+=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=b}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 v=`
            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;
        `;v+=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=v}drawInnerShadow(){const a=this.getRect(),h=3*this.shadow.width/4,v=this.getDirection()===0?h:0,b=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 it="polygon( ";for(const xt of tt){let Ct=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};Ct=ut.GetRotatedPoint(Ct,{x:v,y:100},F),it+=Ct.x+"px "+Ct.y+"px, "}it=it.slice(0,-2),it+=")";const mt=`
            display: block;
            z-index: ${(this.getSettings().startZIndex+10).toString(10)};
            width: ${h}px;
            height: ${2*a.height}px;
            background: linear-gradient(${b},
                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: ${v}px 100px;
            transform: translate3d(${k.x-v}px, ${k.y-100}px, 0) rotate(${F}rad);
            clip-path: ${it};
            -webkit-clip-path: ${it};
        `;this.innerShadow.style.cssText=mt}drawOuterShadow(){const a=this.getRect(),h=this.convertToGlobal({x:this.shadow.pos.x,y:this.shadow.pos.y}),v=this.shadow.angle+3*Math.PI/2,b=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 mt of F)if(mt!==null){let xt=this.getDirection()===1?{x:-mt.x+this.shadow.pos.x,y:mt.y-this.shadow.pos.y}:{x:mt.x-this.shadow.pos.x,y:mt.y-this.shadow.pos.y};xt=ut.GetRotatedPoint(xt,{x:b,y:100},v),tt+=xt.x+"px "+xt.y+"px, "}tt=tt.slice(0,-2),tt+=")";const it=`
            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: ${b}px 100px;
            transform: translate3d(${h.x-b}px, ${h.y-100}px, 0) rotate(${v}rad);
            clip-path: ${tt};
            -webkit-clip-path: ${tt};
        `;this.outerShadow.style.cssText=it}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 ct{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(j,a){a===void 0&&(a={});var h=a.insertAt;if(j&&typeof document<"u"){var v=document.head||document.getElementsByTagName("head")[0],b=document.createElement("style");b.type="text/css",h==="top"&&v.firstChild?v.insertBefore(b,v.firstChild):v.appendChild(b),b.styleSheet?b.styleSheet.cssText=j:b.appendChild(document.createTextNode(j))}})(`.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;
}`),Q.PageFlip=class extends class{constructor(){this.events=new Map}on(j,a){return this.events.has(j)?this.events.get(j).push(a):this.events.set(j,[a]),this}off(j){this.events.delete(j)}trigger(j,a,h=null){if(this.events.has(j))for(const v of this.events.get(j))v({data:h,object:a})}}{constructor(j,a){super(),this.isUserTouch=!1,this.isUserMove=!1,this.setting=null,this.pages=null,this.setting=new ct().getSettings(a),this.block=j}destroy(){this.ui.destroy(),this.block.remove()}update(){this.render.update(),this.pages.show()}loadFromImages(j){this.ui=new z(this.block,this,this.setting);const a=this.ui.getCanvas();this.render=new Mt(this,this.setting,a),this.flipController=new ot(this.render,this),this.pages=new Z(this,this.render,j),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(j){this.ui=new 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t.style.cssText=""+i}}),e.support.optSelected||(e.propHooks.selected=e.extend(e.propHooks.selected,{get:function(t){var i=t.parentNode;return i&&(i.selectedIndex,i.parentNode&&i.parentNode.selectedIndex),null}})),e.support.enctype||(e.propFix.enctype="encoding"),e.support.checkOn||e.each(["radio","checkbox"],function(){e.valHooks[this]={get:function(t){return t.getAttribute("value")===null?"on":t.value}}}),e.each(["radio","checkbox"],function(){e.valHooks[this]=e.extend(e.valHooks[this],{set:function(t,i){if(e.isArray(i))return t.checked=e.inArray(e(t).val(),i)>=0}})});var Kt=/^(?:textarea|input|select)$/i,ye=/^([^\.]*)?(?:\.(.+))?$/,te=/\bhover(\.\S+)?/,ee=/^key/,ve=/^(?:mouse|contextmenu)|click/,Jt=/^(\w*)(?:#([\w\-]+))?(?:\.([\w\-]+))?$/,we=function(t){var i=Jt.exec(t);return i&&(i[1]=(i[1]||"").toLowerCase(),i[3]=i[3]&&new 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r!=o.page&&(!o.done||E.inArray(r,this.turn("view"))!=-1?X._fitPage.call(this,r):X._turnPage.call(this,r)),this;throw Ct("The page "+r+" does not exist")}},next:function(){return this.turn("page",Math.min(this.data().totalPages,X._view.call(this,this.data().page).pop()+1))},previous:function(){return this.turn("page",Math.max(1,X._view.call(this,this.data().page).shift()-1))},peel:function(r,o){var e=this.data(),f=this.turn("view");if(o=o===void 0?!0:o===!0,r===!1)this.turn("stop",null,o);else if(e.display=="single")e.pages[e.page].flip("peel",r,o);else{var y;e.direction=="ltr"?y=r.indexOf("l")!=-1?f[0]:f[1]:y=r.indexOf("l")!=-1?f[1]:f[0],e.pages[y]&&e.pages[y].flip("peel",r,o)}return this},_addMotionPage:function(){var r=E(this).data().f.opts,o=r.turn;o.data(),X._addMv.call(o,r.page)},_eventStart:function(r,o,e){var f=o.turn.data(),y=f.pageZoom[o.page];if(r.isDefaultPrevented()){X._updateShadow.call(o.turn);return}y&&y!=f.zoom&&(o.turn.trigger("zoomed",[o.page,o.turn.turn("view",o.page),y,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),X._addMotionPage.call(r.target),X._updateShadow.call(o.turn)},_eventEnd:function(r,o,e){var f=E(r.target);f.data().f;var y=o.turn,M=y.data();if(e){var V=M.tpage||M.page;(V==o.next||V==o.page)&&(delete M.tpage,X._fitPage.call(y,V||o.next,!0))}else X._removeMv.call(y,o.page),X._updateShadow.call(y),y.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),y=f.data().f,M=y.opts.turn,V=M.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()-y.time<200||e)&&(r.preventDefault(),X._turnPage.call(M,y.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)&&z._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)&&z._eventMove.apply(r.pages[o],arguments)},_touchEnd:function(){var r=this.data();for(var o in r.pages)F(o,r.pages)&&z._eventEnd.apply(r.pages[o],arguments)},calculateZ:function(r){var o,e,f,y,M,V=this,K=this.data(),nt=this.turn("view"),pt=nt[0]||nt[1],vt=r.length-1,Pt={pageZ:{},partZ:{},pageV:{}},Gt=function(zt){var Ft=V.turn("view",zt);Ft[0]&&(Pt.pageV[Ft[0]]=!0),Ft[1]&&(Pt.pageV[Ft[1]]=!0)};for(o=0;o<=vt;o++)e=r[o],f=K.pages[e].data().f.opts.next,y=K.pagePlace[e],Gt(e),Gt(f),M=K.pagePlace[f]==f?f:e,Pt.pageZ[M]=K.totalPages-Math.abs(pt-M),Pt.partZ[y]=K.totalPages*2-vt+o;return Pt},update:function(){var r,o=this.data();if(this.turn("animating")&&o.pageMv[0]!==0){var e,f,y=this.turn("calculateZ",o.pageMv),M=this.turn("corner"),V=this.turn("view"),K=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:y.pageV[r]||f?"":"none",zIndex:(o.pageObjs[r].hasClass("hard")?y.partZ[r]:y.pageZ[r])||(f?-1:0)}),(e=o.pages[r])&&(e.flip("z",y.partZ[r]||null),y.pageV[r]&&e.flip("resize"),o.tpage?e.flip("hover",!1).flip("disable",E.inArray(parseInt(r,10),o.pageMv)==-1&&r!=K[0]&&r!=K[1]):e.flip("hover",M===!1).flip("disable",r!=V[0]&&r!=V[1])))}else for(r in o.pageWrap)if(F(r,o.pageWrap)){var nt=X._setPageLoc.call(this,r);o.pages[r]&&o.pages[r].flip("disable",o.disabled||nt!=1).flip("hover",!0).flip("z",null)}return this},_updateShadow:function(){var r,o,e,f=this.data(),y=this.width(),M=this.height(),V=f.display=="single"?y:y/2;r=this.turn("view"),f.shadow||(f.shadow=E("<div />",{class:"shadow",css:ct(0,0,0).css}).appendTo(this));for(var K=0;K<f.pageMv.length&&!(!r[0]||!r[1]);K++)r=this.turn("view",f.pages[f.pageMv[K]].data().f.opts.next),o=this.turn("view",f.pageMv[K]),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:M,top:0,left:V});break;case 2:f.shadow.css({width:V,height:M,top:0,left:0});break;case 3:f.shadow.css({width:y,height:M,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 $}},z={init:function(r){return this.data({f:{disabled:!1,hover:!1,effect:this.hasClass("hard")?"hard":"sheet"}}),this.flip("options",r),z._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?(z.setData.call(this,{opts:E.extend({},o.opts||Mt,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"?At.forward:At.backward:o==e.totalPages?e.direction=="ltr"?At.backward:At.forward:At.all:e.direction=="ltr"?At[f?"forward":"backward"]:At[f?"backward":"forward"]},_cornerActivated:function(r){var o=this.data().f,e=this.width(),f=this.height(),y={x:r.x,y:r.y,corner:""},M=o.opts.cornerSize;if(y.x<=0||y.y<=0||y.x>=e||y.y>=f)return!1;var V=z._cAllowed.call(this);switch(o.effect){case"hard":if(y.x>e-M)y.corner="r";else if(y.x<M)y.corner="l";else return!1;break;case"sheet":if(y.y<M)y.corner+="t";else if(y.y>=f-M)y.corner+="b";else return!1;if(y.x<=M)y.corner+="l";else if(y.x>=e-M)y.corner+="r";else return!1;break}return!y.corner||E.inArray(y.corner,V)==-1?!1:y},_isIArea:function(r){var o=this.data().f.parent.offset();return r=ut&&r.originalEvent?r.originalEvent.touches[0]:r,z._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/>",ct(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(),y=this.height();switch(o.effect){case"hard":r&&(o.wrapper.css({width:f,height:y}),o.fpage.css({width:f,height:y}),e.opts.gradients&&(o.ashadow.css({width:f,height:y}),o.bshadow.css({width:f,height:y})));break;case"sheet":if(r){var M=Math.round(Math.sqrt(Math.pow(f,2)+Math.pow(y,2)));o.wrapper.css({width:M,height:M}),o.fwrapper.css({width:M,height:M}).children(":first-child").css({width:f,height:y}),o.fpage.css({width:f,height:y}),e.opts.gradients&&o.ashadow.css({width:f,height:y}),z._backGradient.call(this)&&o.bshadow.css({width:f,height:y})}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[st+"transform-style"]="preserve-3d",f[st+"backface-visibility"]="hidden",r.wrapper=E("<div/>",ct(0,0,2)).css(f).appendTo(e).prepend(this),r.fpage=E("<div/>",ct(0,0,1)).css(f).appendTo(e),o.opts.gradients&&(r.ashadow=E("<div/>",ct(0,0,0)).hide().appendTo(e),r.bshadow=E("<div/>",ct(0,0,0)));break;case"sheet":if(this.width(),this.height(),r.fparent=r.opts.turn.data().fparent,!r.fparent){var y=E("<div/>",{css:{"pointer-events":"none"}}).hide();y.data().flips=0,y.css(ct(0,0,"auto","visible").css).appendTo(r.opts.turn),r.opts.turn.data().fparent=y,r.fparent=y}this.css({position:"absolute",top:0,left:0,bottom:"auto",right:"auto"}),r.wrapper=E("<div/>",ct(0,0,this.css("z-index"))).appendTo(e).prepend(this),r.fwrapper=E("<div/>",ct(e.offset().top,e.offset().left)).hide().appendTo(r.fparent),r.fpage=E("<div/>",ct(0,0,0,"visible")).css({cursor:"default"}).appendTo(r.fwrapper),o.opts.gradients&&(r.ashadow=E("<div/>",ct(0,0,1)).appendTo(r.fpage)),z.setData.call(this,r);break}z.resize.call(this,!0)},_fold:function(r){var o=this.data().f,e=o.opts.turn.data(),f=z._c.call(this,r.corner),y=this.width(),M=this.height();switch(o.effect){case"hard":r.corner=="l"?r.x=Math.min(Math.max(r.x,0),y*2):r.x=Math.max(Math.min(r.x,y),-y);var V,K,nt,pt,vt,Pt=e.totalPages,Gt=o.opts["z-index"]||Pt,zt={overflow:"visible"},Ft=f.x?(f.x-r.x)/y:r.x/y,Nt=Ft*90,Qt=Nt<90;switch(r.corner){case"l":pt="0% 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"},null)])])])])])]})]),W("div",{class:gt.content},[W("div",{class:[gt.wrap,Z.list.length<=0&&!Z.loading?gt.emtpyWrap:""]},[Z.list.map((a,h)=>W("div",{class:[gt.wrapItem,Z.bookData.id===a.id&&Z.showBook?gt.wrapItemHide:""],key:a.key,onClick:()=>j(a)},[W("div",{class:gt.item},[W(tn,ri({"data-id":a.id},{id:h==0?"courseware-0":""},{class:[gt.cover,a.load?gt.loaded:""],objectFit:"cover",src:a.coverImg,onLoad:()=>{a.load=!0},onError:()=>{a.load=!0}}),null)]),W("div",{class:gt.name},[a.name]),!Z.loading&&Z.tab!=="course"&&W("div",{id:h===0?"courseware-1":"",class:gt.favoriteBtn,onClick:v=>{v.stopPropagation(),a.favoriteFlag=!a.favoriteFlag,X(()=>Mt(a))}},[W(In,{isFavorite:a.favoriteFlag},null)])])),Z.list.length<=0&&!Z.loading&&W(qi,{image:"list",description:"暂无数据"},null)])]),W(Vn,{show:Z.showBook,bookData:Z.bookData,tab:Z.tab,rect:Z.book,onClose:()=>{Z.showBook=!1}},null),Wt.value?W(Xn,null,null):null,W(Ge,{show:E.value,"onUpdate:show":a=>E.value=a,class:gt.popupContainer},{default:()=>[W("div",{class:gt.popoverContainer},[W("div",{class:gt.searchList},[W("div",{class:gt.popoverTitle},[Bt("教材版本")]),W("div",{class:[gt.popupList,gt.versionList]},[Q.value.map(a=>W(oi,{plain:$.bookVersionId==a.bookVersionId,round:!0,onClick:()=>$.bookVersionId=a.bookVersionId},{default:()=>[a.bookVersionName]}))]),W("div",{class:gt.popoverTitle},[Bt("选择年级")]),W("div",{class:[gt.popupList,gt.versionList]},[ai.grades.map(a=>W(oi,{plain:$.currentGradeNum===a.value,round:!0,onClick:()=>$.currentGradeNum=a.value},{default:()=>[a.text]}))])]),W("div",{class:gt.btnGroup},[W(ce,{round:!0,onClick:()=>{$.bookVersionId=null,$.currentGradeNum=null}},{default:()=>[Bt("重置")]}),W(ce,{round:!0,class:gt.btnSure,onClick:()=>{ot(),E.value=!1}},{default:()=>[Bt("确认")]})])])]})])}});export{ai as BOOK_DATA,rs as default};