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 * Viewer.js v1.11.6
 * https://fengyuanchen.github.io/viewerjs
 *
 * Copyright 2015-present Chen Fengyuan
 * Released under the MIT license
 *
 * Date: 2023-09-17T03:16:38.052Z
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this;this.showing&&this.transitioning.abort(),this.hiding=!0,this.played?this.stop():this.viewing&&this.viewing.abort();var a=this.viewer,s=this.image,l=function(){b(a,k),t.hidden()};if(n.transition&&!i){var c=function h(u){u&&u.target===a&&(_(a,V,h),t.hidden())},o=function(){q(a,x)?(v(a,V,c),b(a,k)):l()};this.transitioning={abort:function(){t.viewed&&q(s,x)?_(s,V,o):q(a,x)&&_(a,V,c)}},this.viewed&&q(s,x)?(v(s,V,o,{once:!0}),this.zoomTo(0,!1,null,null,!0)):o()}else l();return this},view:function(){var t=this,i=arguments.length>0&&arguments[0]!==void 0?arguments[0]:this.options.initialViewIndex;if(i=Number(i)||0,this.hiding||this.played||i<0||i>=this.length||this.viewed&&i===this.index)return this;if(!this.isShown)return this.index=i,this.show();this.viewing&&this.viewing.abort();var r=this.element,n=this.options,a=this.title,s=this.canvas,l=this.items[i],c=l.querySelector("img"),o=G(c,"originalUrl"),h=c.getAttribute("alt"),u=document.createElement("img");if(O(n.inheritedAttributes,function(I){var D=c.getAttribute(I);D!==null&&u.setAttribute(I,D)}),u.src=o,u.alt=h,E(n.view)&&v(r,ne,n.view,{once:!0}),N(r,ne,{originalImage:this.images[i],index:i,image:u})===!1||!this.isShown||this.hiding||this.played)return this;var f=this.items[this.index];f&&(b(f,ut),f.removeAttribute("aria-selected")),d(l,ut),l.setAttribute("aria-selected",!0),n.focus&&l.focus(),this.image=u,this.viewed=!1,this.index=i,this.imageData={},d(u,at),n.loading&&d(s,J),s.innerHTML="",s.appendChild(u),this.renderList(),a.innerHTML="";var m=function(){var D=t.imageData,$=Array.isArray(n.title)?n.title[1]:n.title;a.innerHTML=vi(E($)?$.call(t,u,D):"".concat(h," (").concat(D.naturalWidth," × ").concat(D.naturalHeight,")"))},p,y;return v(r,st,m,{once:!0}),this.viewing={abort:function(){_(r,st,m),u.complete?t.imageRendering?t.imageRendering.abort():t.imageInitializing&&t.imageInitializing.abort():(u.src="",_(u,j,p),t.timeout&&clearTimeout(t.timeout))}},u.complete?this.load():(v(u,j,p=function(){_(u,X,y),t.load()},{once:!0}),v(u,X,y=function(){_(u,j,p),t.timeout&&(clearTimeout(t.timeout),t.timeout=!1),b(u,at),n.loading&&b(t.canvas,J)},{once:!0}),this.timeout&&clearTimeout(this.timeout),this.timeout=setTimeout(function(){b(u,at),t.timeout=!1},1e3)),this},prev:function(){var t=arguments.length>0&&arguments[0]!==void 0?arguments[0]:!1,i=this.index-1;return i<0&&(i=t?this.length-1:0),this.view(i),this},next:function(){var t=arguments.length>0&&arguments[0]!==void 0?arguments[0]:!1,i=this.length-1,r=this.index+1;return r>i&&(r=t?0:i),this.view(r),this},move:function(t){var i=arguments.length>1&&arguments[1]!==void 0?arguments[1]:t,r=this.imageData;return this.moveTo(B(t)?t:r.x+Number(t),B(i)?i:r.y+Number(i)),this},moveTo:function(t){var i=this,r=arguments.length>1&&arguments[1]!==void 0?arguments[1]:t,n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:null,a=this.element,s=this.options,l=this.imageData;if(t=Number(t),r=Number(r),this.viewed&&!this.played&&s.movable){var c=l.x,o=l.y,h=!1;if(A(t)?h=!0:t=c,A(r)?h=!0:r=o,h){if(E(s.move)&&v(a,ae,s.move,{once:!0}),N(a,ae,{x:t,y:r,oldX:c,oldY:o,originalEvent:n})===!1)return this;l.x=t,l.y=r,l.left=t,l.top=r,this.moving=!0,this.renderImage(function(){i.moving=!1,E(s.moved)&&v(a,se,s.moved,{once:!0}),N(a,se,{x:t,y:r,oldX:c,oldY:o,originalEvent:n},{cancelable:!1})})}}return this},rotate:function(t){return this.rotateTo((this.imageData.rotate||0)+Number(t)),this},rotateTo:function(t){var i=this,r=this.element,n=this.options,a=this.imageData;if(t=Number(t),A(t)&&this.viewed&&!this.played&&n.rotatable){var s=a.rotate;if(E(n.rotate)&&v(r,oe,n.rotate,{once:!0}),N(r,oe,{degree:t,oldDegree:s})===!1)return this;a.rotate=t,this.rotating=!0,this.renderImage(function(){i.rotating=!1,E(n.rotated)&&v(r,le,n.rotated,{once:!0}),N(r,le,{degree:t,oldDegree:s},{cancelable:!1})})}return this},scaleX:function(t){return this.scale(t,this.imageData.scaleY),this},scaleY:function(t){return this.scale(this.imageData.scaleX,t),this},scale:function(t){var i=this,r=arguments.length>1&&arguments[1]!==void 0?arguments[1]:t,n=this.element,a=this.options,s=this.imageData;if(t=Number(t),r=Number(r),this.viewed&&!this.played&&a.scalable){var l=s.scaleX,c=s.scaleY,o=!1;if(A(t)?o=!0:t=l,A(r)?o=!0:r=c,o){if(E(a.scale)&&v(n,ue,a.scale,{once:!0}),N(n,ue,{scaleX:t,scaleY:r,oldScaleX:l,oldScaleY:c})===!1)return this;s.scaleX=t,s.scaleY=r,this.scaling=!0,this.renderImage(function(){i.scaling=!1,E(a.scaled)&&v(n,ce,a.scaled,{once:!0}),N(n,ce,{scaleX:t,scaleY:r,oldScaleX:l,oldScaleY:c},{cancelable:!1})})}}return this},zoom:function(t){var i=arguments.length>1&&arguments[1]!==void 0?arguments[1]:!1,r=arguments.length>2&&arguments[2]!==void 0?arguments[2]:null,n=arguments.length>3&&arguments[3]!==void 0?arguments[3]:null,a=this.imageData;return t=Number(t),t<0?t=1/(1-t):t=1+t,this.zoomTo(a.width*t/a.naturalWidth,i,r,n),this},zoomTo:function(t){var i=this,r=arguments.length>1&&arguments[1]!==void 0?arguments[1]:!1,n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:null,a=arguments.length>3&&arguments[3]!==void 0?arguments[3]:null,s=arguments.length>4&&arguments[4]!==void 0?arguments[4]:!1,l=this.element,c=this.options,o=this.pointers,h=this.imageData,u=h.x,f=h.y,m=h.width,p=h.height,y=h.naturalWidth,I=h.naturalHeight;if(t=Math.max(0,t),A(t)&&this.viewed&&!this.played&&(s||c.zoomable)){if(!s){var D=Math.max(.01,c.minZoomRatio),$=Math.min(100,c.maxZoomRatio);t=Math.min(Math.max(t,D),$)}if(a)switch(a.type){case"wheel":c.zoomRatio>=.055&&t>.95&&t<1.05&&(t=1);break;case"pointermove":case"touchmove":case"mousemove":t>.99&&t<1.01&&(t=1);break}var T=y*t,z=I*t,P=T-m,w=z-p,C=h.ratio;if(E(c.zoom)&&v(l,he,c.zoom,{once:!0}),N(l,he,{ratio:t,oldRatio:C,originalEvent:a})===!1)return this;if(this.zooming=!0,a){var R=mi(this.viewer),F=o&&Object.keys(o).length>0?yi(o):{pageX:a.pageX,pageY:a.pageY};h.x-=P*((F.pageX-R.left-u)/m),h.y-=w*((F.pageY-R.top-f)/p)}else K(n)&&A(n.x)&&A(n.y)?(h.x-=P*((n.x-u)/m),h.y-=w*((n.y-f)/p)):(h.x-=P/2,h.y-=w/2);h.left=h.x,h.top=h.y,h.width=T,h.height=z,h.oldRatio=C,h.ratio=t,this.renderImage(function(){i.zooming=!1,E(c.zoomed)&&v(l,fe,c.zoomed,{once:!0}),N(l,fe,{ratio:t,oldRatio:C,originalEvent:a},{cancelable:!1})}),r&&this.tooltip()}return this},play:function(){var t=this,i=arguments.length>0&&arguments[0]!==void 0?arguments[0]:!1;if(!this.isShown||this.played)return this;var r=this.element,n=this.options;if(E(n.play)&&v(r,de,n.play,{once:!0}),N(r,de)===!1)return this;var a=this.player,s=this.loadImage.bind(this),l=[],c=0,o=0;if(this.played=!0,this.onLoadWhenPlay=s,i&&this.requestFullscreen(i),d(a,H),O(this.items,function(f,m){var p=f.querySelector("img"),y=document.createElement("img");y.src=G(p,"originalUrl"),y.alt=p.getAttribute("alt"),y.referrerPolicy=p.referrerPolicy,c+=1,d(y,pt),lt(y,x,n.transition),q(f,ut)&&(d(y,k),o=m),l.push(y),v(y,j,s,{once:!0}),a.appendChild(y)}),A(n.interval)&&n.interval>0){var h=function f(){clearTimeout(t.playing.timeout),b(l[o],k),o-=1,o=o>=0?o:c-1,d(l[o],k),t.playing.timeout=setTimeout(f,n.interval)},u=function f(){clearTimeout(t.playing.timeout),b(l[o],k),o+=1,o=o<c?o:0,d(l[o],k),t.playing.timeout=setTimeout(f,n.interval)};c>1&&(this.playing={prev:h,next:u,timeout:setTimeout(u,n.interval)})}return this},stop:function(){var t=this;if(!this.played)return this;var i=this.element,r=this.options;if(E(r.stop)&&v(i,ve,r.stop,{once:!0}),N(i,ve)===!1)return this;var n=this.player;return clearTimeout(this.playing.timeout),this.playing=!1,this.played=!1,O(n.getElementsByTagName("img"),function(a){_(a,j,t.onLoadWhenPlay)}),b(n,H),n.innerHTML="",this.exitFullscreen(),this},full:function(){var t=this,i=this.options,r=this.viewer,n=this.image,a=this.list;return!this.isShown||this.played||this.fulled||!i.inline?this:(this.fulled=!0,this.open(),d(this.button,Yt),i.transition&&(b(a,x),this.viewed&&b(n,x)),d(r,Dt),r.setAttribute("role","dialog"),r.setAttribute("aria-labelledby",this.title.id),r.setAttribute("aria-modal",!0),r.removeAttribute("style"),M(r,{zIndex:i.zIndex}),i.focus&&this.enforceFocus(),this.initContainer(),this.viewerData=L({},this.containerData),this.renderList(),this.viewed&&this.initImage(function(){t.renderImage(function(){i.transition&&setTimeout(function(){d(n,x),d(a,x)},0)})}),this)},exit:function(){var t=this,i=this.options,r=this.viewer,n=this.image,a=this.list;return!this.isShown||this.played||!this.fulled||!i.inline?this:(this.fulled=!1,this.close(),b(this.button,Yt),i.transition&&(b(a,x),this.viewed&&b(n,x)),i.focus&&this.clearEnforceFocus(),r.removeAttribute("role"),r.removeAttribute("aria-labelledby"),r.removeAttribute("aria-modal"),b(r,Dt),M(r,{zIndex:i.zIndexInline}),this.viewerData=L({},this.parentData),this.renderViewer(),this.renderList(),this.viewed&&this.initImage(function(){t.renderImage(function(){i.transition&&setTimeout(function(){d(n,x),d(a,x)},0)})}),this)},tooltip:function(){var t=this,i=this.options,r=this.tooltipBox,n=this.imageData;return!this.viewed||this.played||!i.tooltip?this:(r.textContent="".concat(Math.round(n.ratio*100),"%"),this.tooltipping?clearTimeout(this.tooltipping):i.transition?(this.fading&&N(r,V),d(r,H),d(r,pt),d(r,x),r.removeAttribute("aria-hidden"),r.initialOffsetWidth=r.offsetWidth,d(r,k)):(d(r,H),r.removeAttribute("aria-hidden")),this.tooltipping=setTimeout(function(){i.transition?(v(r,V,function(){b(r,H),b(r,pt),b(r,x),r.setAttribute("aria-hidden",!0),t.fading=!1},{once:!0}),b(r,k),t.fading=!0):(b(r,H),r.setAttribute("aria-hidden",!0)),t.tooltipping=!1},1e3),this)},toggle:function(){var t=arguments.length>0&&arguments[0]!==void 0?arguments[0]:null;return this.imageData.ratio===1?this.zoomTo(this.imageData.oldRatio,!0,null,t):this.zoomTo(1,!0,null,t),this},reset:function(){return this.viewed&&!this.played&&(this.imageData=L({},this.initialImageData),this.renderImage()),this},update:function(){var t=this,i=this.element,r=this.options,n=this.isImg;if(n&&!i.parentNode)return this.destroy();var a=[];if(O(n?[i]:i.querySelectorAll("img"),function(o){E(r.filter)?r.filter.call(t,o)&&a.push(o):t.getImageURL(o)&&a.push(o)}),!a.length)return this;if(this.images=a,this.length=a.length,this.ready){var s=[];if(O(this.items,function(o,h){var u=o.querySelector("img"),f=a[h];f&&u?(f.src!==u.src||f.alt!==u.alt)&&s.push(h):s.push(h)}),M(this.list,{width:"auto"}),this.initList(),this.isShown)if(this.length){if(this.viewed){var l=s.indexOf(this.index);if(l>=0)this.viewed=!1,this.view(Math.max(Math.min(this.index-l,this.length-1),0));else{var c=this.items[this.index];d(c,ut),c.setAttribute("aria-selected",!0)}}}else this.image=null,this.viewed=!1,this.index=0,this.imageData={},this.canvas.innerHTML="",this.title.innerHTML=""}else this.build();return this},destroy:function(){var t=this.element,i=this.options;return t[g]?(this.destroyed=!0,this.ready?(this.played&&this.stop(),i.inline?(this.fulled&&this.exit(),this.unbind()):this.isShown?(this.viewing&&(this.imageRendering?this.imageRendering.abort():this.imageInitializing&&this.imageInitializing.abort()),this.hiding&&this.transitioning.abort(),this.hidden()):this.showing&&(this.transitioning.abort(),this.hidden()),this.ready=!1,this.viewer.parentNode.removeChild(this.viewer)):i.inline&&(this.delaying?this.delaying.abort():this.initializing&&this.initializing.abort()),i.inline||_(t,Q,this.onStart),t[g]=void 0,this):this}},Oi={getImageURL:function(t){var i=this.options.url;return ot(i)?i=t.getAttribute(i):E(i)?i=i.call(this,t):i="",i},enforceFocus:function(){var t=this;this.clearEnforceFocus(),v(document,Ht,this.onFocusin=function(i){var r=t.viewer,n=i.target;if(!(n===document||n===r||r.contains(n))){for(;n;){if(n.getAttribute("tabindex")!==null||n.getAttribute("aria-modal")==="true")return;n=n.parentElement}r.focus()}})},clearEnforceFocus:function(){this.onFocusin&&(_(document,Ht,this.onFocusin),this.onFocusin=null)},open:function(){var t=this.body;d(t,Ut),this.scrollbarWidth>0&&(t.style.paddingRight="".concat(this.scrollbarWidth+(parseFloat(this.initialBodyComputedPaddingRight)||0),"px"))},close:function(){var t=this.body;b(t,Ut),this.scrollbarWidth>0&&(t.style.paddingRight=this.initialBodyPaddingRight)},shown:function(){var t=this.element,i=this.options,r=this.viewer;this.fulled=!0,this.isShown=!0,this.render(),this.bind(),this.showing=!1,i.focus&&(r.focus(),this.enforceFocus()),E(i.shown)&&v(t,ee,i.shown,{once:!0}),N(t,ee)!==!1&&this.ready&&this.isShown&&!this.hiding&&this.view(this.index)},hidden:function(){var t=this.element,i=this.options,r=this.viewer;i.fucus&&this.clearEnforceFocus(),this.close(),this.unbind(),d(r,U),r.removeAttribute("role"),r.removeAttribute("aria-labelledby"),r.removeAttribute("aria-modal"),r.setAttribute("aria-hidden",!0),this.resetList(),this.resetImage(),this.fulled=!1,this.viewed=!1,this.isShown=!1,this.hiding=!1,this.destroyed||(E(i.hidden)&&v(t,re,i.hidden,{once:!0}),N(t,re,null,{cancelable:!1}))},requestFullscreen:function(t){var i=this.element.ownerDocument;if(this.fulled&&!(i.fullscreenElement||i.webkitFullscreenElement||i.mozFullScreenElement||i.msFullscreenElement)){var r=i.documentElement;r.requestFullscreen?K(t)?r.requestFullscreen(t):r.requestFullscreen():r.webkitRequestFullscreen?r.webkitRequestFullscreen(Element.ALLOW_KEYBOARD_INPUT):r.mozRequestFullScreen?r.mozRequestFullScreen():r.msRequestFullscreen&&r.msRequestFullscreen()}},exitFullscreen:function(){var t=this.element.ownerDocument;this.fulled&&(t.fullscreenElement||t.webkitFullscreenElement||t.mozFullScreenElement||t.msFullscreenElement)&&(t.exitFullscreen?t.exitFullscreen():t.webkitExitFullscreen?t.webkitExitFullscreen():t.mozCancelFullScreen?t.mozCancelFullScreen():t.msExitFullscreen&&t.msExitFullscreen())},change:function(t){var i=this.options,r=this.pointers,n=r[Object.keys(r)[0]];if(n){var a=n.endX-n.startX,s=n.endY-n.startY;switch(this.action){case mt:(a!==0||s!==0)&&(this.pointerMoved=!0,this.move(a,s,t));break;case nt:this.zoom(bi(r),!1,null,t);break;case De:{this.action="switched";var l=Math.abs(a);l>1&&l>Math.abs(s)&&(this.pointers={},a>1?this.prev(i.loop):a<-1&&this.next(i.loop));break}}O(r,function(c){c.startX=c.endX,c.startY=c.endY})}},isSwitchable:function(){var t=this.imageData,i=this.viewerData;return this.length>1&&t.x>=0&&t.y>=0&&t.width<=i.width&&t.height<=i.height}},Si=Y.Viewer,Ii=function(e){return function(){return e+=1,e}}(-1),et=function(){function e(t){var 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