file-viewer-demo/public/dist/assets/ImageViewer-ed99ad9c.js

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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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d(n,at,_,{once:!0}),this.viewing={abort:function(){b(n,at,_),h.complete?t.imageRendering?t.imageRendering.abort():t.imageInitializing&&t.imageInitializing.abort():(h.src="",b(h,z,S),t.timeout&&clearTimeout(t.timeout))}},h.complete?this.load():(d(h,z,S=function(){b(h,X,T),t.load()},{once:!0}),d(h,X,T=function(){b(h,z,S),t.timeout&&(clearTimeout(t.timeout),t.timeout=!1),g(h,nt),r.loading&&g(t.canvas,G)},{once:!0}),this.timeout&&clearTimeout(this.timeout),this.timeout=setTimeout(function(){g(h,nt),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,n=this.index+1;return n>i&&(n=t?0:i),this.view(n),this},move:function(t){var i=arguments.length>1&&arguments[1]!==void 0?arguments[1]:t,n=this.imageData;return this.moveTo(B(t)?t:n.x+Number(t),B(i)?i:n.y+Number(i)),this},moveTo:function(t){var i=this,n=arguments.length>1&&arguments[1]!==void 0?arguments[1]:t,r=arguments.length>2&&arguments[2]!==void 0?arguments[2]:null,a=this.element,o=this.options,s=this.imageData;if(t=Number(t),n=Number(n),this.viewed&&!this.played&&o.movable){var c=s.x,l=s.y,u=!1;if(O(t)?u=!0:t=c,O(n)?u=!0:n=l,u){if(p(o.move)&&d(a,oe,o.move,{once:!0}),A(a,oe,{x:t,y:n,oldX:c,oldY:l,originalEvent:r})===!1)return this;s.x=t,s.y=n,s.left=t,s.top=n,this.moving=!0,this.renderImage(function(){i.moving=!1,p(o.moved)&&d(a,se,o.moved,{once:!0}),A(a,se,{x:t,y:n,oldX:c,oldY:l,originalEvent:r},{cancelable:!1})})}}return this},rotate:function(t){return this.rotateTo((this.imageData.rotate||0)+Number(t)),this},rotateTo:function(t){var i=this,n=this.element,r=this.options,a=this.imageData;if(t=Number(t),O(t)&&this.viewed&&!this.played&&r.rotatable){var 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this},zoom:function(t){var i=arguments.length>1&&arguments[1]!==void 0?arguments[1]:!1,n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:null,r=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,n,r),this},zoomTo:function(t){var i=this,n=arguments.length>1&&arguments[1]!==void 0?arguments[1]:!1,r=arguments.length>2&&arguments[2]!==void 0?arguments[2]:null,a=arguments.length>3&&arguments[3]!==void 0?arguments[3]:null,o=arguments.length>4&&arguments[4]!==void 0?arguments[4]:!1,s=this.element,c=this.options,l=this.pointers,u=this.imageData,h=u.x,m=u.y,_=u.width,S=u.height,T=u.naturalWidth,D=u.naturalHeight;if(t=Math.max(0,t),O(t)&&this.viewed&&!this.played&&(o||c.zoomable)){if(!o){var I=Math.max(.01,c.minZoomRatio),N=Math.min(100,c.maxZoomRatio);t=Math.min(Math.max(t,I),N)}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 E=T*t,R=D*t,M=E-_,V=R-S,Y=u.ratio;if(p(c.zoom)&&d(s,fe,c.zoom,{once:!0}),A(s,fe,{ratio:t,oldRatio:Y,originalEvent:a})===!1)return this;if(this.zooming=!0,a){var tt=Ei(this.viewer),H=l&&Object.keys(l).length>0?Si(l):{pageX:a.pageX,pageY:a.pageY};u.x-=M*((H.pageX-tt.left-h)/_),u.y-=V*((H.pageY-tt.top-m)/S)}else Z(r)&&O(r.x)&&O(r.y)?(u.x-=M*((r.x-h)/_),u.y-=V*((r.y-m)/S)):(u.x-=M/2,u.y-=V/2);u.left=u.x,u.top=u.y,u.width=E,u.height=R,u.oldRatio=Y,u.ratio=t,this.renderImage(function(){i.zooming=!1,p(c.zoomed)&&d(s,de,c.zoomed,{once:!0}),A(s,de,{ratio:t,oldRatio:Y,originalEvent:a},{cancelable:!1})}),n&&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 n=this.element,r=this.options;if(p(r.play)&&d(n,ve,r.play,{once:!0}),A(n,ve)===!1)return this;var a=this.player,o=this.loadImage.bind(this),s=[],c=0,l=0;if(this.played=!0,this.onLoadWhenPlay=o,i&&this.requestFullscreen(i),f(a,q),y(this.items,function(m,_){var S=m.querySelector("img"),T=document.createElement("img");T.src=$(S,"originalUrl"),T.alt=S.getAttribute("alt"),T.referrerPolicy=S.referrerPolicy,c+=1,f(T,vt),st(T,x,r.transition),U(m,lt)&&(f(T,k),l=_),s.push(T),d(T,z,o,{once:!0}),a.appendChild(T)}),O(r.interval)&&r.interval>0){var u=function m(){clearTimeout(t.playing.timeout),g(s[l],k),l-=1,l=l>=0?l:c-1,f(s[l],k),t.playing.timeout=setTimeout(m,r.interval)},h=function m(){clearTimeout(t.playing.timeout),g(s[l],k),l+=1,l=l<c?l:0,f(s[l],k),t.playing.timeout=setTimeout(m,r.interval)};c>1&&(this.playing={prev:u,next:h,timeout:setTimeout(h,r.interval)})}return this},stop:function(){var t=this;if(!this.played)return this;var i=this.element,n=this.options;if(p(n.stop)&&d(i,me,n.stop,{once:!0}),A(i,me)===!1)return this;var r=this.player;return clearTimeout(this.playing.timeout),this.playing=!1,this.played=!1,y(r.getElementsByTagName("img"),function(a){b(a,z,t.onLoadWhenPlay)}),g(r,q),r.innerHTML="",this.exitFullscreen(),this},full:function(){var t=this,i=this.options,n=this.viewer,r=this.image,a=this.list;return!this.isShown||this.played||this.fulled||!i.inline?this:(this.fulled=!0,this.open(),f(this.button,Ht),i.transition&&(g(a,x),this.viewed&&g(r,x)),f(n,It),n.setAttribute("role","dialog"),n.setAttribute("aria-labelledby",this.title.id),n.setAttribute("aria-modal",!0),n.removeAttribute("style"),L(n,{zIndex:i.zIndex}),i.focus&&this.enforceFocus(),this.initContainer(),this.viewerData=C({},this.containerData),this.renderList(),this.viewed&&this.initImage(function(){t.renderImage(function(){i.transition&&setTimeout(function(){f(r,x),f(a,x)},0)})}),this)},exit:function(){var t=this,i=this.options,n=this.viewer,r=this.image,a=this.list;return!this.isShown||this.played||!this.fulled||!i.inline?this:(this.fulled=!1,this.close(),g(this.button,Ht),i.transition&&(g(a,x),this.viewed&&g(r,x)),i.focus&&this.clearEnforceFocus(),n.removeAttribute("role"),n.removeAttribute("aria-labelledby"),n.removeAttribute("aria-modal"),g(n,It),L(n,{zIndex:i.zIndexInline}),this.viewerData=C({},this.parentData),this.renderViewer(),this.renderList(),this.viewed&&this.initImage(function(){t.renderImage(function(){i.transition&&setTimeout(function(){f(r,x),f(a,x)},0)})}),this)},tooltip:function(){var t=this,i=this.options,n=this.tooltipBox,r=this.imageData;return!this.viewed||this.played||!i.tooltip?this:(n.textContent="".concat(Math.round(r.ratio*100),"%"),this.tooltipping?clearTimeout(this.tooltipping):i.transition?(this.fading&&A(n,j),f(n,q),f(n,vt),f(n,x),n.removeAttribute("aria-hidden"),n.initialOffsetWidth=n.offsetWidth,f(n,k)):(f(n,q),n.removeAttribute("aria-hidden")),this.tooltipping=setTimeout(function(){i.transition?(d(n,j,function(){g(n,q),g(n,vt),g(n,x),n.setAttribute("aria-hidden",!0),t.fading=!1},{once:!0}),g(n,k),t.fading=!0):(g(n,q),n.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=C({},this.initialImageData),this.renderImage()),this},update:function(){var t=this,i=this.element,n=this.options,r=this.isImg;if(r&&!i.parentNode)return this.destroy();var a=[];if(y(r?[i]:i.querySelectorAll("img"),function(l){p(n.filter)?n.filter.call(t,l)&&a.push(l):t.getImageURL(l)&&a.push(l)}),!a.length)return this;if(this.images=a,this.length=a.length,this.ready){var o=[];if(y(this.items,function(l,u){var h=l.querySelector("img"),m=a[u];m&&h?(m.src!==h.src||m.alt!==h.alt)&&o.push(u):o.push(u)}),L(this.list,{width:"auto"}),this.initList(),this.isShown)if(this.length){if(this.viewed){var s=o.indexOf(this.index);if(s>=0)this.viewed=!1,this.view(Math.max(Math.min(this.index-s,this.length-1),0));else{var c=this.items[this.index];f(c,lt),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[v]?(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||b(t,Q,this.onStart),t[v]=void 0,this):this}},Ii={getImageURL:function(t){var i=this.options.url;return ot(i)?i=t.getAttribute(i):p(i)?i=i.call(this,t):i="",i},enforceFocus:function(){var t=this;this.clearEnforceFocus(),d(document,Bt,this.onFocusin=function(i){var n=t.viewer,r=i.target;if(!(r===document||r===n||n.contains(r))){for(;r;){if(r.getAttribute("tabindex")!==null||r.getAttribute("aria-modal")==="true")return;r=r.parentElement}n.focus()}})},clearEnforceFocus:function(){this.onFocusin&&(b(document,Bt,this.onFocusin),this.onFocusin=null)},open:function(){var t=this.body;f(t,qt),this.scrollbarWidth>0&&(t.style.paddingRight="".concat(this.scrollbarWidth+(parseFloat(this.initialBodyComputedPaddingRight)||0),"px"))},close:function(){var t=this.body;g(t,qt),this.scrollbarWidth>0&&(t.style.paddingRight=this.initialBodyPaddingRight)},shown:function(){var t=this.element,i=this.options,n=this.viewer;this.fulled=!0,this.isShown=!0,this.render(),this.bind(),this.showing=!1,i.focus&&(n.focus(),this.enforceFocus()),p(i.shown)&&d(t,ie,i.shown,{once:!0}),A(t,ie)!==!1&&this.ready&&this.isShown&&!this.hiding&&this.view(this.index)},hidden:function(){var t=this.element,i=this.options,n=this.viewer;i.fucus&&this.clearEnforceFocus(),this.close(),this.unbind(),f(n,W),n.removeAttribute("role"),n.removeAttribute("aria-labelledby"),n.removeAttribute("aria-modal"),n.setAttribute("aria-hidden",!0),this.resetList(),this.resetImage(),this.fulled=!1,this.viewed=!1,this.isShown=!1,this.hiding=!1,this.destroyed||(p(i.hidden)&&d(t,re,i.hidden,{once:!0}),A(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 n=i.documentElement;n.requestFullscreen?Z(t)?n.requestFullscreen(t):n.requestFullscreen():n.webkitRequestFullscreen?n.webkitRequestFullscreen(Element.ALLOW_KEYBOARD_INPUT):n.mozRequestFullScreen?n.mozRequestFullScreen():n.msRequestFullscreen&&n.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,n=this.pointers,r=n[Object.keys(n)[0]];if(r){var a=r.endX-r.startX,o=r.endY-r.startY;switch(this.action){case dt:(a!==0||o!==0)&&(this.pointerMoved=!0,this.move(a,o,t));break;case it:this.zoom(Oi(n),!1,null,t);break;case _e:{this.action="switched";var s=Math.abs(a);s>1&&s>Math.abs(o)&&(this.pointers={},a>1?this.prev(i.loop):a<-1&&this.next(i.loop));break}}y(n,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}},Ni=P.Viewer,Ci=function(e){return function(){return e+=1,e}}(-1),Ie=function(){function e(t){var 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