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",{class:"df-viewer-wrapper"}),this.element.append(this.wrapper),this.oldBasePageNumber=0,this.pages=[],this.minZoom=1,this.maxZoom=4,this.swipeThreshold=20,this.stageDOM=null,this.events={},this.arrowKeysAction=e.arrowKeysAction,this.clickAction=e.clickAction,this.scrollAction=e.scrollAction,this.dblClickAction=e.dblClickAction,this.pageBuffer=[],this.pageBufferSize=10}return e=[{key:"init",value:function(){}},{key:"softDispose",value:function(){}},{key:"updateBuffer",value:function(e){}},{key:"pageResetCallback",value:function(e){}},{key:"initCustomControls",value:function(){}},{key:"_getInnerWidth",value:function(){return this.app.dimensions.containerWidth-this.app.dimensions.padding.width-this.app.dimensions.offset.width}},{key:"_getInnerHeight",value:function(){return this.app.dimensions.maxHeight-this.app.dimensions.padding.height}},{key:"_getOuterHeight",value:function(e){return e}},{key:"dispose",value:function(){this.stageDOM&&(this.stageDOM.removeEventListener("mousemove",this.events.mousemove,!1),this.stageDOM.removeEventListener("mousedown",this.events.mousedown,!1),this.stageDOM.removeEventListener("mouseup",this.events.mouseup,!1),this.stageDOM.removeEventListener("touchmove",this.events.mousemove,!1),this.stageDOM.removeEventListener("touchstart",this.events.mousedown,!1),this.stageDOM.removeEventListener("touchend",this.events.mouseup,!1),this.stageDOM.removeEventListener("dblclick",this.events.dblclick,!1),this.stageDOM.removeEventListener("scroll",this.events.scroll,!1),this.stageDOM.removeEventListener("mousewheel",this.events.mousewheel,!1),this.stageDOM.removeEventListener("DOMMouseScroll",this.events.mousewheel,!1)),this.events=null,this.stageDOM=null,this.element.remove()}},{key:"checkDocumentPageSizes",value:function(){}},{key:"getViewerPageNumber",value:function(e){return e}},{key:"getDocumentPageNumber",value:function(e){return e}},{key:"getRenderContext",value:function(e,t){var i=this.app,a=i.provider,s=t.pageNumber,o=f.ifdef(t.textureTarget,n.TEXTURE_TARGET.VIEWER);i.dimensions.pageFit;var r=a.viewPorts[s],l=i.viewer.getTextureSize(t),h=null;if(h=o===n.TEXTURE_TARGET.THUMB?i.thumbSize:Math.floor(l.height),void 0===a.getCache(s,h)){var u=l.height/r.height,p=document.createElement("canvas"),c=this.filterViewPort(e.getViewport({scale:u,rotation:e._pageInfo.rotate+i.options.pageRotation}),s);o===n.TEXTURE_TARGET.THUMB&&(u=c.width/c.height>180/i.thumbSize?180*u/c.width:u*i.thumbSize/c.height,c=this.filterViewPort(e.getViewport({scale:u,rotation:e._pageInfo.rotate+i.options.pageRotation}),s)),p.height=Math.floor(c.height),p.width=Math.floor(c.width);var d=Math.abs(p.width-l.width)/l.width*100;return d>.001&&d<2&&(p.width=Math.floor(l.width),p.height=Math.floor(l.height)),i.viewer.filterViewPortCanvas(c,p,s),{canvas:p,canvasContext:p.getContext("2d",{willReadFrequently:!0===n.defaults.canvasWillReadFrequently}),viewport:c}}}},{key:"filterViewPort",value:function(e,t){return e}},{key:"getViewPort",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]&&arguments[1],i=this.app.provider.viewPorts[e];return t?null!=i?i:this.app.provider.defaultPage.viewPort:i}},{key:"pagesReady",value:function(){}},{key:"onReady",value:function(){}},{key:"filterViewPortCanvas",value:function(e){}},{key:"finalizeAnnotations",value:function(){}},{key:"finalizeTextContent",value:function(){}},{key:"updateTextContent",value:function(e){void 0==e&&(e=this.getBasePage(e)),this.app.provider.processTextContent(e,this.getTextElement(e,!0))}},{key:"isActivePage",value:function(e){return e===this.app.currentPageNumber}},{key:"initEvents",value:function(){var e=this.stageDOM=f.ifdef(this.stageDOM,this.parentElement[0]);e&&(e.addEventListener("mousemove",this.events.mousemove=this.mouseMove.bind(this),!1),e.addEventListener("mousedown",this.events.mousedown=this.mouseDown.bind(this),!1),e.addEventListener("mouseup",this.events.mouseup=this.mouseUp.bind(this),!1),e.addEventListener("touchmove",this.events.mousemove=this.mouseMove.bind(this),!1),e.addEventListener("touchstart",this.events.mousedown=this.mouseDown.bind(this),!1),e.addEventListener("touchend",this.events.mouseup=this.mouseUp.bind(this),!1),e.addEventListener("dblclick",this.events.dblclick=this.dblclick.bind(this),!1),e.addEventListener("scroll",this.events.scroll=this.onScroll.bind(this),!1),e.addEventListener("mousewheel",this.events.mousewheel=this.mouseWheel.bind(this),!1),e.addEventListener("DOMMouseScroll",this.events.mousewheel=this.mouseWheel.bind(this),!1)),this.startTouches=null,this.lastScale=null,this.startPoint=null}},{key:"refresh",value:function(){}},{key:"reset",value:function(){}},{key:"eventToPoint",value:function(e){var t={x:e.clientX,y:e.clientY};return t.x=t.x-this.app.viewerContainer[0].getBoundingClientRect().left,t.y=t.y-this.app.viewerContainer[0].getBoundingClientRect().top,{raw:t}}},{key:"mouseMove",value:function(e){e=f.fixMouseEvent(e),this.pinchMove(e),!0===this.pinchZoomDirty&&e.preventDefault(),this.startPoint&&!0!=this.pinchZoomDirty&&(this.pan(this.eventToPoint(e)),e.preventDefault())}},{key:"mouseDown",value:function(e){e=f.fixMouseEvent(e),this.pinchDown(e),this.startPoint=this.eventToPoint(e)}},{key:"mouseUp",value:function(e){e=f.fixMouseEvent(e),!0===this.pinchZoomDirty&&e.preventDefault();var t=this.eventToPoint(e),i=e.target||e.originalTarget,n=this.startPoint&&t.x===this.startPoint.x&&t.y===this.startPoint.y&&"A"!==i.nodeName;!0===e.ctrlKey&&n&&this.zoomOnPoint(t),this.pinchUp(e),this.startPoint=null}},{key:"pinchDown",value:function(e){null!=e.touches&&2==e.touches.length&&null==this.startTouches&&(this.startTouches=f.getTouches(e),this.app.viewer.zoomCenter=f.getVectorAvg(f.getTouches(e,this.parentElement.offset())),this.lastScale=1)}},{key:"pinchUp",value:function(e){null!=e.touches&&e.touches.length<2&&!0==this.pinchZoomDirty&&(this.app.viewer.lastScale=this.lastScale,this.app.container.removeClass("df-pinch-zoom"),this.updateTemporaryScale(!0),this.app.zoom(),this.lastScale=null,this.app.viewer.canSwipe=!1,this.pinchZoomDirty=!1,this.app.viewer._pinchZoomLastScale=null,this.startTouches=null)}},{key:"pinchMove",value:function(e){if(null!=e.touches&&2==e.touches.length&&null!=this.startTouches){this.pinchZoomDirty=!0,this.app.container.addClass("df-pinch-zoom");var t=f.calculateScale(this.startTouches,f.getTouches(e));this.lastScale,this.lastScale=t,this.app.viewer.pinchZoomUpdateScale=f.limitAt(t,this.app.viewer.minZoom/this.app.zoomValue,this.app.viewer.maxZoom/this.app.zoomValue),this.app.viewer._pinchZoomLastScale!=this.app.viewer.pinchZoomUpdateScale&&(this.app.viewer.pinchZoomRequestStatus=n.REQUEST_STATUS.ON,this.app.viewer._pinchZoomLastScale=this.app.viewer.pinchZoomUpdateScale),e.preventDefault();return}}},{key:"updateTemporaryScale",value:function(){var e=arguments.length>0&&void 0!==arguments[0]&&arguments[0];if(!0===e)this.parentElement[0].style.transform="none";else if(this.app.viewer.zoomCenter){var t=this.app.viewer.pinchZoomUpdateScale;this.parentElement[0].style.transformOrigin=this.app.viewer.zoomCenter.x+"px "+this.app.viewer.zoomCenter.y+"px",this.parentElement[0].style.transform="scale3d("+t+","+t+",1)"}}},{key:"pan",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]&&arguments[1];this.panRequestStatus=n.REQUEST_STATUS.ON,f.pan(this,e,t)}},{key:"updatePan",value:function(){this.element.css({transform:"translate3d("+this.left+"px,"+this.top+"px,0)"})}},{key:"dblclick",value:function(e){}},{key:"onScroll",value:function(e){}},{key:"mouseWheel",value:function(e){var t=this.app,i=f.getMouseDelta(e),a=!0===e.ctrlKey,s=t.options.mouseScrollAction===n.MOUSE_SCROLL_ACTIONS.ZOOM&&(!0===t.options.isLightBox||!0===t.isFullscreen);a||s?(i>0||i<0)&&(e.preventDefault(),t.viewer.zoomCenter=this.eventToPoint(e).raw,t.zoom(i),t.ui.update()):t.options.mouseScrollAction===n.MOUSE_SCROLL_ACTIONS.NAV&&(i>0?t.next():i<0&&t.prev())}},{key:"zoomOnPoint",value:function(e){this.app.viewer.zoomCenter=e.raw,this.app.zoom(1)}},{key:"getVisiblePages",value:function(){return this.visiblePagesCache=[],{main:this.visiblePagesCache,buffer:[]}}},{key:"getBasePage",value:function(){return this.app.currentPageNumber}},{key:"isFirstPage",value:function(e){return void 0===e&&(e=this.app.currentPageNumber),1===e}},{key:"isLastPage",value:function(e){return void 0===e&&(e=this.app.currentPageNumber),e===this.app.pageCount}},{key:"isEdgePage",value:function(e){return void 0===e&&(e=this.app.currentPageNumber),1===e||e===this.app.pageCount}},{key:"checkRequestQueue",value:function(){var e=n.REQUEST_STATUS;this.panRequestStatus===e.ON&&(this.updatePan(),this.panRequestStatus=e.OFF),this.app.viewer.pinchZoomRequestStatus===e.ON&&(this.app.viewer.updateTemporaryScale(),this.app.viewer.pinchZoomRequestStatus=e.OFF)}},{key:"isAnimating",value:function(){return!1}},{key:"updatePendingStatusClass",value:function(e){void 0===e&&(e=this.isAnimating()),this.app.container.toggleClass("df-pending",e)}},{key:"initPages",value:function(){}},{key:"resize",value:function(){}},{key:"determinePageMode",value:function(){}},{key:"zoom",value:function(){}},{key:"gotoPageCallBack",value:function(){this.requestRefresh()}},{key:"requestRefresh",value:function(){var e=!(arguments.length>0)||void 0===arguments[0]||arguments[0];this.app.refreshRequestStatus=!0===e?n.REQUEST_STATUS.ON:n.REQUEST_STATUS.OFF}},{key:"getPageByNumber",value:function(e){var t=this.pages,i=void 0;if(this.app.isValidPage(e)){for(var n=0;n1&&void 0!==arguments[1]&&arguments[1],i=this.getPageByNumber(e);if(void 0!==i)return void 0===i.annotationElement&&(i.annotationElement=jQuery("
"),i.contentLayer.append(i.annotationElement)),!0===t&&i.annotationElement.html(""),i.annotationElement[0]}},{key:"getTextElement",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]&&arguments[1],i=this.getPageByNumber(e);if(void 0!==i)return void 0===i.textElement&&(i.textElement=jQuery("
"),i.contentLayer.append(i.textElement)),!0===t&&(i.textElement.html(""),i.textElement.siblings(".df-auto-link-content").html("")),i.textElement[0]}},{key:"render",value:function(){}},{key:"textureLoadedCallback",value:function(e){}},{key:"handleZoom",value:function(){}},{key:"getTextureSize",value:function(e){console.error("Texture calculation missing!")}},{key:"textureHeightLimit",value:function(e){return f.limitAt(e,1,this.app.dimensions.maxTextureHeight)}},{key:"textureWidthLimit",value:function(e){return f.limitAt(e,1,this.app.dimensions.maxTextureWidth)}},{key:"setPage",value:function(e){f.log("Set Page detected",e.pageNumber);var t=this.getPageByNumber(e.pageNumber);return!!t&&(e.callback=this.textureLoadedCallback.bind(this),t.loadTexture(e),this.updateBuffer(t),!0)}},{key:"cleanPage",value:function(e){return!0}},{key:"validatePageChange",value:function(e){return e!==this.app.currentPageNumber}},{key:"afterControlUpdate",value:function(){}},{key:"searchPage",value:function(e){return{include:!0,label:this.app.provider.getLabelforPage(e)}}}],function(e,t){for(var i=0;i",{class:"df-page"});e[0].appendChild(this.contentLayer[0]),this.texture=new Image,this.parentElement&&this.parentElement[0].append(e[0])}},{key:"resetContent",value:function(){void 0!==this.annotationElement&&this.annotationElement.html(""),void 0!==this.textElement&&this.textElement.html("")}},{key:"setLoading",value:function(){this.element.toggleClass("df-loading",!0!==this.textureLoaded)}},{key:"loadTexture",value:function(e){var t=this,i=e.texture,n=e.callback;function a(){t.textureSrc=i,t.element.css({backgroundImage:P.bgImage(i)}),t.updateTextureLoadStatus(!0),"function"==typeof n&&n(e)}null===t.canvasMode&&i&&"CANVAS"===i.nodeName&&(t.canvasMode=!0),!0===t.canvasMode?(t.element.find(">canvas").remove(),i!==t.textureLoadFallback&&(t.textureSrc=i,t.element.append(jQuery(i))),t.updateTextureLoadStatus(!0),"function"==typeof n&&n(e)):i===t.textureLoadFallback?a():(t.texture.onload=a,t.texture.src=i)}},{key:"updateCSS",value:function(e){this.element.css(e)}},{key:"resetCSS",value:function(){this.element.css({transform:"",boxShadow:"",display:"block"})}}]),n}(function(){function e(){v(this,e),this.textureLoadFallback="blank",this.textureStamp="-1",this.textureLoaded=!1,this.texture="blank",this.textureSrc="blank",this.pageNumber=void 0,this.contentLayer=jQuery("
",{class:"df-page-content"})}return y(e,[{key:"reset",value:function(){this.resetTexture(),this.resetContent()}},{key:"resetTexture",value:function(){this.textureLoaded=!1,this.textureStamp="-1",this.loadTexture({texture:this.textureLoadFallback}),this.contentLayer.removeClass("df-content-loaded")}},{key:"clearTexture",value:function(){this.loadTexture({texture:this.textureLoadFallback})}},{key:"resetContent",value:function(){}},{key:"loadTexture",value:function(e){}},{key:"getTexture",value:function(){var e=arguments.length>0&&void 0!==arguments[0]&&arguments[0],t=this.textureSrc;return!0===e&&t&&t.cloneNode&&(t=t.cloneNode()).getContext&&t.getContext("2d").drawImage(this.textureSrc,0,0),t}},{key:"setLoading",value:function(){}},{key:"updateTextureLoadStatus",value:function(e){this.textureLoaded=!0===e,P.log((!0===this.textureLoaded?"Loaded ":"Loading ")+this.textureStamp+" for "+this.pageNumber),this.contentLayer.toggleClass("df-content-loaded",!0===e),this.setLoading()}},{key:"changeTexture",value:function(e,t){var i=e+"|"+t;return this.textureStamp!==i&&(P.log("Page "+e+":texture changed from - "+this.textureStamp+" to "+i),this.textureLoaded=!1,this.textureStamp=i,this.updateTextureLoadStatus(!1),!0)}}]),e}());function x(e){if(void 0===e)throw ReferenceError("this hasn't been initialised - super() hasn't been called");return e}function C(e,t,i){return(C="undefined"!=typeof Reflect&&Reflect.get?Reflect.get:function(e,t,i){var n=function(e,t){for(;!Object.prototype.hasOwnProperty.call(e,t)&&null!==(e=E(e)););return e}(e,t);if(n){var a=Object.getOwnPropertyDescriptor(n,t);return a.get?a.get.call(i||e):a.value}})(e,t,i||e)}function E(e){return(E=Object.setPrototypeOf?Object.getPrototypeOf:function(e){return e.__proto__||Object.getPrototypeOf(e)})(e)}function T(e,t){return(T=Object.setPrototypeOf||function(e,t){return e.__proto__=t,e})(e,t)}var k=n.utils,O=function(e){!function(e,t){if("function"!=typeof t&&null!==t)throw TypeError("Super expression must either be null or a function");e.prototype=Object.create(t&&t.prototype,{constructor:{value:e,writable:!0,configurable:!0}}),t&&T(e,t)}(s,e);var t,i,a=(t=function(){if("undefined"==typeof Reflect||!Reflect.construct||Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],function(){})),!0}catch(e){return!1}}(),function(){var e,i=E(s);return e=t?Reflect.construct(i,arguments,E(this).constructor):i.apply(this,arguments),e&&("object"==(e&&"undefined"!=typeof Symbol&&e.constructor===Symbol?"symbol":typeof e)||"function"==typeof e)?e:x(this)});function s(e,t){var i;return function(e,t){if(!(e instanceof t))throw TypeError("Cannot call a class as a function")}(this,s),e.viewerClass="df-reader",t.options.mouseScrollAction=n.MOUSE_SCROLL_ACTIONS.NONE,(i=a.call(this,e,t)).app.jumpStep=1,i.minZoom=.25,i.stackCount=i.app.pageCount,i.app.options.paddingLeft=0,i.app.options.paddingRight=0,i.app.options.paddingTop=10,i.app.options.paddingBottom=!0===i.app.options.controlsFloating?20:10,i.app.pageScaling=i.app.options.pageScale,i.acceptAppMouseEvents=!0,i.scrollStatus=n.REQUEST_STATUS.OFF,i.deltaPanX=0,i.deltaPanY=0,t._viewerPrepared(),i.zoomViewer=x(i),i}return i=[{key:"init",value:function(){C(E(s.prototype),"init",this).call(this),this.initEvents(),this.initPages(),this.initScrollBar()}},{key:"initEvents",value:function(){this.stageDOM=this.element[0],C(E(s.prototype),"initEvents",this).call(this)}},{key:"initPages",value:function(){this.stackCount=this.app.pageCount;for(var e=0;e"),this.scrollBar.appendTo(this.app.container),this.scrollPageNumber=jQuery("
").appendTo(this.app.container)}},{key:"afterControlUpdate",value:function(){void 0!==this.scrollBar&&(this.scrollBar[0].innerHTML=this.app.getCurrentLabel(),this.app.provider.pageLabels?this.scrollPageNumber[0].innerHTML=this.app.getCurrentLabel()+"
("+this.app.currentPageNumber+" of "+this.app.pageCount+")
":this.scrollPageNumber[0].innerHTML=this.app.getCurrentLabel()+"
of "+this.app.pageCount+"
")}},{key:"updateBuffer",value:function(e){if("-1"!==e.textureStamp&&void 0!==e.pageNumber){for(var t=e.pageNumber,i=e.pageNumber,n=0,a=0;aMath.abs(this.app.currentPageNumber-i)&&(i=s,n=a)}this.pageBuffer.push(e),this.pageBuffer.length>this.pageBufferSize&&(k.log("Farthest buffer: "+i),this.pageBuffer[n].reset(),this.pageBuffer.splice(n,1))}}},{key:"initCustomControls",value:function(){var e=this.app.ui.controls;e.openRight.hide(),e.openLeft.hide()}},{key:"dispose",value:function(){C(E(s.prototype),"dispose",this).call(this),this.scrollBar&&this.scrollBar.remove(),this.scrollPageNumber&&this.scrollPageNumber.remove(),this.element.remove()}},{key:"_getInnerHeight",value:function(){C(E(s.prototype),"_getInnerHeight",this).call(this);var e=this.app.dimensions.maxHeight-this.app.dimensions.padding.height,t=this.app.dimensions.defaultPage.viewPort,i=this.app.dimensions.containerWidth-20-this.app.dimensions.padding.width;this.app.pageScaling===n.PAGE_SCALE.ACTUAL&&(i=1*this.app.provider.defaultPage.viewPort.width);var a=e;return this.app.pageScaling===n.PAGE_SCALE.PAGE_WIDTH?a=100*t.height:this.app.pageScaling===n.PAGE_SCALE.AUTO?a=1.5*t.height:this.app.pageScaling===n.PAGE_SCALE.ACTUAL&&(a=1*t.height),a-=2,this._containCover=k.contain(t.width,t.height,i,a),a=Math.min(e,this._containCover.height+2),this.app.pageScaleValue=this._containCover.height/t.height,this.app.dimensions.isFixedHeight?e:a}},{key:"handleZoom",value:function(){var e=this.app,t=this.maxZoom=4,i=e.zoomValue;!0===e.pendingZoom&&null!=e.zoomDelta?i=e.zoomDelta>0?i*e.options.zoomRatio:i/e.options.zoomRatio:null!=this.lastScale&&(i*=this.lastScale,this.lastScale=null),i=k.limitAt(i,this.minZoom,t),e.zoomValueChange=i/e.zoomValue,e.zoomChanged=e.zoomValue!==i,e.zoomValue=i}},{key:"resize",value:function(){var e=this.app;e.dimensions;var t=e.dimensions.padding,i=this.shiftHeight=0;this.element.css({top:-i,bottom:-i,right:-0,left:-0,paddingTop:t.top,paddingRight:t.right,paddingBottom:t.bottom,paddingLeft:t.left});for(var n=this.getVisiblePages().main[0]-1,a=(n=this.pages[n].element[0]).getBoundingClientRect(),s=this.parentElement[0].getBoundingClientRect(),o=0;o=t)break;if(s>0&&r>t&&o.clientHeight+r>=t){a=i[s-1];break}}this.skipScrollIntoView=!0,this.app.gotoPage(a),this.skipScrollIntoView=!1,this.updateScrollBar(),e.preventDefault&&e.preventDefault(),e.stopPropagation(),this.requestRefresh(),this.scrollStatus=n.REQUEST_STATUS.COUNT,n.handlePopup(this.element,!1)}},{key:"updateScrollBar",value:function(){var e=this.element[0];this.app.container[0],e.scrollLeft;var t=60+(e.offsetHeight-40-60-60)*e.scrollTop/(e.scrollHeight-e.offsetHeight);isNaN(t)&&(t=60),this.scrollBar.lastY=t,this.scrollBar[0].style.transform="translateY("+t+"px)"}},{key:"validatePageChange",value:function(e){}},{key:"gotoPageCallBack",value:function(){if(!0!==this.skipScrollIntoView){var e=this.getPageByNumber(this.app.currentPageNumber);null!=e&&k.scrollIntoView(e.element[0],this.element[0])}this.skipScrollIntoView=!1,this.requestRefresh()}},{key:"getTextureSize",value:function(e){var t=this.app.provider.viewPorts[1];this.app.provider.viewPorts[e.pageNumber]&&(t=this.app.provider.viewPorts[e.pageNumber]);var i=this.app.options.pixelRatio;return{height:t.height*this.app.zoomValue*this.app.pageScaleValue*i,width:t.width*this.app.zoomValue*this.app.pageScaleValue*i}}},{key:"textureLoadedCallback",value:function(e){var t=this.getPageByNumber(e.pageNumber),i=this.app,n=this.getViewPort(e.pageNumber,!0);t.element.height(Math.floor(n.height*i.pageScaleValue*i.zoomValue)).width(Math.floor(n.width*i.pageScaleValue*i.zoomValue))}},{key:"pan",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]&&arguments[1],i=this.startPoint,a=e.raw.y-i.raw.y,s=e.raw.x-i.raw.x;this.deltaPanY+=a,this.deltaPanX+=s,this.panRequestStatus=n.REQUEST_STATUS.ON,!1===t&&(this.startPoint=e)}},{key:"updatePan",value:function(){this.element[0].scrollTop=this.element[0].scrollTop-this.deltaPanY,this.element[0].scrollLeft=this.element[0].scrollLeft-this.deltaPanX,this.deltaPanY=0,this.deltaPanX=0}},{key:"mouseMove",value:function(e){if(this.startPoint&&this.isScrollBarPressed){var t=k.fixMouseEvent(e),i=this.eventToPoint(t),n=this.element[0],a=this.scrollBar.lastY-(this.startPoint.raw.y-i.raw.y);this.scrollBar.lastY=a,n.scrollTop=(a-60)*(n.scrollHeight-n.offsetHeight)/(n.offsetHeight-40-60-60),this.startPoint=i,e.preventDefault();return}e.touches&&e.touches.length<2||C(E(s.prototype),"mouseMove",this).call(this,e)}},{key:"mouseDown",value:function(e){C(E(s.prototype),"mouseDown",this).call(this,e),e.srcElement===this.scrollBar[0]&&(this.isScrollBarPressed=!0,this.scrollBar.addClass("df-active"),this.scrollPageNumber.addClass("df-active"))}},{key:"mouseUp",value:function(e){C(E(s.prototype),"mouseUp",this).call(this,e),(this.isScrollBarPressed=this.scrollBar)&&(this.isScrollBarPressed=!1,this.scrollBar.removeClass("df-active"),this.scrollPageNumber.removeClass("df-active"))}}],function(e,t){for(var i=0;i1.1*a&&s<768?n.FLIPBOOK_PAGE_MODE.SINGLE:n.FLIPBOOK_PAGE_MODE.DOUBLE,this._calculateInnerHeight()}else{var o=e.dimensions.stage.innerWidth+(!0!=e.options.sideMenuOverlay&&e.isSideMenuOpen?220:0);this.pageMode=e.dimensions.stage.innerHeight>1.1*o&&o<768?n.FLIPBOOK_PAGE_MODE.SINGLE:n.FLIPBOOK_PAGE_MODE.DOUBLE}}this.pageMode!=t&&this.setPageMode({isSingle:this.pageMode==n.FLIPBOOK_PAGE_MODE.SINGLE})}}},{key:"initSound",value:function(){this.soundFile=document.createElement("audio"),this.soundFile.setAttribute("src",this.app.options.soundFile+"?ver="+n.version),this.soundFile.setAttribute("type","audio/mpeg")}},{key:"playSound",value:function(){try{!0===this.app.userHasInteracted&&!0===this.soundOn&&(this.soundFile.currentTime=0,this.soundFile.play())}catch(e){}}},{key:"checkDocumentPageSizes",value:function(){var e=this.app.provider;e.pageSize===n.FLIPBOOK_PAGE_SIZE.AUTO&&(e._page2Ratio&&e._page2Ratio>1.5*e.defaultPage.pageRatio?e.pageSize=n.FLIPBOOK_PAGE_SIZE.DOUBLE_INTERNAL:e.pageSize=n.FLIPBOOK_PAGE_SIZE.SINGLE),e.pageSize===n.FLIPBOOK_PAGE_SIZE.DOUBLE_INTERNAL&&(e.pageCount=1===e.numPages?1:2*e.numPages-2),(e.pageSize===n.FLIPBOOK_PAGE_SIZE.DOUBLE_COVER_BACK||e.pageSize===n.FLIPBOOK_PAGE_SIZE.DOUBLE)&&(e.pageCount=2*e.numPages)}},{key:"getViewerPageNumber",value:function(e){return this.app.provider.pageSize===n.FLIPBOOK_PAGE_SIZE.DOUBLE_INTERNAL&&e>2&&(e=2*e-1),this.app.provider.pageSize===n.FLIPBOOK_PAGE_SIZE.DOUBLE_COVER_BACK&&e>2&&(e=2*e-1),e}},{key:"getDocumentPageNumber",value:function(e){return this.app.provider.pageSize===n.FLIPBOOK_PAGE_SIZE.DOUBLE_INTERNAL&&e>2?Math.ceil((e-1)/2)+1:this.app.provider.pageSize===n.FLIPBOOK_PAGE_SIZE.DOUBLE_COVER_BACK&&e>1?e===this.app.pageCount?1:Math.ceil((e-1)/2)+1:e}},{key:"getViewPort",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]&&arguments[1],n=arguments.length>2?arguments[2]:void 0;return this.filterViewPort(N(_(i.prototype),"getViewPort",this).call(this,e,t),e,n)}},{key:"isDoubleInternal",value:function(){return this.app.provider.pageSize===n.FLIPBOOK_PAGE_SIZE.DOUBLE_INTERNAL}},{key:"isDoubleCoverBack",value:function(){return this.app.provider.pageSize===n.FLIPBOOK_PAGE_SIZE.DOUBLE_COVER_BACK}},{key:"isDoubleInternalPage",value:function(e){return this.isDoubleInternal()&&e>1&&ethis.app.viewer.pureMaxZoom&&(this.zoomViewer.leftViewPort&&this.zoomViewer.leftPage.contentLayer[0].style.setProperty("--scale-factor",this.zoomViewer.leftSheetHeight/this.zoomViewer.leftViewPort.height),this.zoomViewer.rightViewPort&&this.zoomViewer.rightPage.contentLayer[0].style.setProperty("--scale-factor",this.zoomViewer.rightSheetHeight/this.zoomViewer.rightViewPort.height))}},{key:"isActivePage",value:function(e){return void 0!==this.visiblePagesCache&&this.visiblePagesCache.includes(e)}},{key:"isSheetCover",value:function(e){var t=this.isBooklet;return 0===e||t&&1===e||e===Math.ceil(this.app.pageCount/(t?1:2))-(t?0:1)}},{key:"isSheetHard",value:function(e){var t=this.app.options.flipbookHardPages;if(this.isBooklet,"cover"===t)return this.isSheetCover(e);if("all"===t)return!0;var i=(","+t+",").indexOf(","+(2*e+1)+",")>-1,n=(","+t+",").indexOf(","+(2*e+2)+",")>-1;return i||n}},{key:"sheetsIndexShift",value:function(e,t,i){e>t?(this.sheets[i-1].skipFlip=!0,this.sheets.unshift(this.sheets.pop())):ethis.swipeThreshold&&(i<0?this.app.openRight():this.app.openLeft(),this.canSwipe=!1,t.preventDefault()),this.lastPosX=e.x,this.lastPosY=e.y}}},{key:"checkCenter",value:function(){var e,t=arguments.length>0&&void 0!==arguments[0]&&arguments[0],i=this.app,a=n.FLIPBOOK_CENTER_SHIFT,s=i.currentPageNumber%2==0,o=this.getBasePage(),r=this.isRTL,l=this.isSingle;e=0===o||this.isBooklet?this.isRTL?a.RIGHT:a.LEFT:o===i.pageCount?r?a.LEFT:a.RIGHT:l?r?s?a.LEFT:a.RIGHT:s?a.RIGHT:a.LEFT:a.NONE,!0!==this.centerNeedsUpdate&&(this.centerNeedsUpdate=this.centerShift!==e),this.centerNeedsUpdate&&(this.centerShift=e,this.updateCenter(t),this.centerNeedsUpdate=!1)}},{key:"updateCenter",value:function(){console.log("UpdateCenter: missing implementation.")}},{key:"reset",value:function(){for(var e,t=0;t0?a*e.options.zoomRatio:a/e.options.zoomRatio:null!=this.lastScale&&(a*=this.lastScale,this.lastScale=null),a=F.limitAt(a,this.minZoom,n),e.zoomValueChange=a/e.zoomValue,(e.zoomChanged=e.zoomValue!==a)&&(1===a||1===e.zoomValue)&&(s=1===a,o=1===e.zoomValue),e.zoomValue=a,(o||s)&&(e.container.toggleClass("df-zoom-active",1!==a),o&&this.enterZoom(),s&&this.exitZoom())}},{key:"refresh",value:function(){var e=this.app,t=this.stackCount,i=this.isRTL,a=this.isBooklet,s=this.getBasePage(),o=a?1:2;i&&(s=e.pageCount-s);var r,l=this.oldBasePageNumber,h=Math.ceil(e.pageCount/o),u=Math.floor(t/2);s!==this.oldBasePageNumber&&(this.pageNumberChanged=!0,this.updatePendingStatusClass(!0),this.zoomViewer.reset()),this.sheetsIndexShift(l,s,t);var p=Math.ceil(s/o);for(r=0;r=u||c.isFlipping||v:d>=0&&de&&t.oldPageNumber>t.currentPageNumber}},{key:"getVisiblePages",value:function(){for(var e=[],t=this.getBasePage(),i=this.app.zoomValue>1?1:this.isBooklet&&F.isMobile?Math.min(this.stackCount/2,2):this.stackCount/2,n=0;n0&&void 0!==arguments[0]&&arguments[0],!0!==this.isAnimating()&&(this.pagesReady(),this.updatePendingStatusClass())}},{key:"isFlipping",value:function(){var e=!1;return this.sheets.forEach(function(t){!0===t.isFlipping&&(e=!0)}),e}},{key:"isAnimating",value:function(){return this.isFlipping()}},{key:"mouseWheel",value:function(e){this.app.options.mouseScrollAction===n.MOUSE_SCROLL_ACTIONS.ZOOM?this.zoomViewer.mouseWheel(e):N(_(i.prototype),"mouseWheel",this).call(this,e)}},{key:"checkRequestQueue",value:function(){this.app.zoomValue>1?this.zoomViewer.checkRequestQueue():N(_(i.prototype),"checkRequestQueue",this).call(this)}},{key:"updatePan",value:function(){}},{key:"resetPageTween",value:function(){}},{key:"gotoPageCallBack",value:function(){this.resetPageTween(),1!==this.app.zoomValue&&!0===this.app.options.resetZoomBeforeFlip&&this.app.resetZoom(),this.beforeFlip(),this.requestRefresh()}},{key:"beforeFlip",value:function(){this.app.executeCallback("beforeFlip"),1===this.app.zoomValue&&this.playSound()}},{key:"onFlip",value:function(){this.app.executeCallback("onFlip")}},{key:"getAnnotationElement",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]&&arguments[1],n=arguments.length>2&&void 0!==arguments[2]&&arguments[2],a=void 0;return(a=this.app.zoomValue>1||!0===n?this.zoomViewer.getAnnotationElement(e,t):N(_(i.prototype),"getAnnotationElement",this).call(this,e,t))&&(a.parentNode.classList.toggle("df-double-internal",this.isDoubleInternalPage(e)),a.parentNode.classList.toggle("df-double-internal-fix",this.isDoublePageFix(e))),a}},{key:"getTextElement",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]&&arguments[1],n=arguments.length>2&&void 0!==arguments[2]&&arguments[2];return this.app.zoomValue>1||!0===n?this.zoomViewer.getTextElement(e,t):N(_(i.prototype),"getTextElement",this).call(this,e,t)}},{key:"enterZoom",value:function(){this.exchangeTexture(this,this.zoomViewer)}},{key:"exitZoom",value:function(){this.exchangeTexture(this.zoomViewer,this)}},{key:"exchangeTexture",value:function(e,t){var i=this.getBasePage(),n=e.getPageByNumber(i),a=t.getPageByNumber(i);if(a&&"-1"===a.textureStamp?(a.textureStamp=n.textureStamp,a.loadTexture({texture:n.getTexture(!0)}),F.log("Texture Exchanging at "+i)):F.log("Texture Exchanging Bypassed at "+i),!this.isBooklet){var s=e.getPageByNumber(i+1),o=t.getPageByNumber(i+1);o&&"-1"===o.textureStamp?(o.textureStamp=s.textureStamp,o.loadTexture({texture:s.getTexture(!0)}),F.log("Texture Exchanging at "+(i+1))):F.log("Texture Exchanging Bypassed at "+(i+1))}t.pagesReady()}},{key:"setPageMode",value:function(e){var t=this.app,i=!0===e.isSingle;this.pageMode=i?n.FLIPBOOK_PAGE_MODE.SINGLE:n.FLIPBOOK_PAGE_MODE.DOUBLE,this.updatePageMode(),t.resizeRequestStart(),t.viewer.pageMode===n.FLIPBOOK_PAGE_MODE.DOUBLE&&t.ui.controls.pageMode?t.ui.controls.pageMode.removeClass(t.options.icons.doublepage).addClass(t.options.icons.singlepage).attr("title",t.options.text.singlePageMode).html(""+t.options.text.singlePageMode+""):t.ui.controls.pageMode.addClass(t.options.icons.doublepage).removeClass(t.options.icons.singlepage).attr("title",t.options.text.doublePageMode).html(""+t.options.text.doublePageMode+"")}},{key:"updatePageMode",value:function(){this.app.pageCount<3&&(this.pageMode=n.FLIPBOOK_PAGE_MODE.SINGLE),this.isSingle=this.pageMode===n.FLIPBOOK_PAGE_MODE.SINGLE,this.isBooklet=this.isSingle&&this.singlePageMode===n.FLIPBOOK_SINGLE_PAGE_MODE.BOOKLET,this.app.jumpStep=this.isSingle?1:2,this.totalSheets=Math.ceil(this.app.pageCount/(this.isBooklet?1:2)),this.sheets.length>0&&this.reset()}},{key:"setPage",value:function(e){return e.textureTarget===n.TEXTURE_TARGET.ZOOM?this.zoomViewer.setPage(e):N(_(i.prototype),"setPage",this).call(this,e)}},{key:"_calculateInnerHeight",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:void 0;void 0===e&&(e=this.pageMode===n.FLIPBOOK_PAGE_MODE.SINGLE);var t=this.app.dimensions.defaultPage.viewPort,i=this.availablePageWidth(!1,!0,e),a=this.app.dimensions.maxHeight-this.app.dimensions.padding.height;"vertical"==this.orientation&&!1==e&&(a/=2),this._defaultPageSize=F.contain(t.width,t.height,i,a),this._pageFitArea={width:i,height:a};var s=this.app.dimensions.isFixedHeight?a:this._pageFitArea.height;return this.app.dimensions.isAutoHeight&&!1==this.app.dimensions.isFixedHeight&&(s=Math.floor(this._defaultPageSize.height)),s}},{key:"_getInnerHeight",value:function(){var e=this._calculateInnerHeight();return this.app.dimensions.stage.width=this.app.dimensions.stage.innerWidth+this.app.dimensions.padding.width,this.app.dimensions.stage.height=e+this.app.dimensions.padding.height,e}},{key:"availablePageWidth",value:function(){var e=!(arguments.length>0)||void 0===arguments[0]||arguments[0],t=arguments.length>1&&void 0!==arguments[1]&&arguments[1],i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:void 0;void 0===i&&(i=this.pageMode===n.FLIPBOOK_PAGE_MODE.SINGLE);var a=!0===t?this.app.dimensions.offset.width:0,s=this.app.dimensions.stage.innerWidth+a;return Math.floor((s/=!0===i||"vertical"==this.orientation?1:2)*(e?this.app.zoomValue:1))}},{key:"availablePageHeight",value:function(){var e=!(arguments.length>0)||void 0===arguments[0]||arguments[0],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:void 0;void 0===t&&(t=this.pageMode===n.FLIPBOOK_PAGE_MODE.SINGLE);var i=this.app.dimensions.stage.innerHeight;return!1===t&&"vertical"==this.orientation&&(i/=2),Math.floor(i*(e?this.app.zoomValue:1))}},{key:"getTextureSize",value:function(e){var t=this.getViewPort(e.pageNumber,!0),i=this.app.options.pixelRatio,n=F.contain(t.width,t.height,i*this.availablePageWidth(e.zoom),i*this.availablePageHeight(e.zoom));return{height:(n=F.containUnStretched(n.width,n.height,this.app.options.maxTextureSize,this.app.options.maxTextureSize)).height,width:n.width}}},{key:"getLeftPageTextureSize",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return e.pageNumber=this.getLeftPageNumber(),this.getTextureSize(e)}},{key:"getRightPageTextureSize",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return e.pageNumber=this.getRightPageNumber(),this.getTextureSize(e)}},{key:"filterViewPort",value:function(e,t){var i=!(arguments.length>2)||void 0===arguments[2]||arguments[2];if(void 0!==e){if(!0!=i)return e;var n=e.clone();return n.width=n.width/this.getDoublePageWidthFix(t),n}}},{key:"filterViewPortCanvas",value:function(e,t,i){this.isDoublePageFix(i)&&(e.transform[4]=e.transform[4]-Math.floor(Math.min(t.width,2*e.width-t.width))),e.widthFix=this.isDoubleInternalPage(i)?2:1}},{key:"isClosedPage",value:function(e){return void 0===e&&(e=this.app.currentPageNumber),1===e||e===this.app.jumpStep*Math.ceil(this.app.pageCount/this.app.jumpStep)&&!this.isBooklet}},{key:"isLeftPage",value:function(e){return(void 0===e&&(e=this.app.currentPageNumber),this.isBooklet)?this.isRTL:e%2==(this.isRTL?1:0)}},{key:"cleanPage",value:function(e){if(!this.isDoubleInternalPage(e))return N(_(i.prototype),"cleanPage",this).call(this,e);var t=e+(e%2==1?-1:1);return!1===this.app.provider.requestedPages[e]&&!1===this.app.provider.requestedPages[t]}},{key:"onReady",value:function(){N(_(i.prototype),"onReady",this).call(this)}},{key:"searchPage",value:function(e){return{include:!this.isDoublePageFix(e),label:this.app.provider.getLabelforPage(e)+(this.isDoubleInternalPage(e)?"-"+this.app.provider.getLabelforPage(e+1):"")}}}]),i}(g),B=function(e){A(i,e);var t=D(i);function i(e,n){var a;return R(this,i),e.viewerClass="df-zoomview "+(e.viewerClass||""),(a=t.call(this,e,n)).viewer=a.app.viewer,a.events={},a.init(),a.initEvents(),a.left=0,a.top=0,a}return I(i,[{key:"init",value:function(){this.leftPage=new S,this.rightPage=new S,this.pages.push(this.leftPage),this.pages.push(this.rightPage),this.leftPage.element.addClass("df-page-back"),this.rightPage.element.addClass("df-page-front"),this.wrapper.append(this.leftPage.element),this.wrapper.append(this.rightPage.element),this.bookShadow=jQuery("
",{class:"df-book-shadow"}),this.wrapper.append(this.bookShadow),this.wrapper.addClass("df-sheet")}},{key:"initEvents",value:function(){this.stageDOM=this.element[0],N(_(i.prototype),"initEvents",this).call(this)}},{key:"dispose",value:function(){this.element.remove()}},{key:"resize",value:function(){var e=this.app.dimensions,t=e.padding,i=this.app.viewer.availablePageHeight(),a=this.app.viewer.availablePageWidth(),s=this.fullWidth=a*(this.app.viewer.pageMode===n.FLIPBOOK_PAGE_MODE.SINGLE?1:2),o=e.stage.innerWidth,r=e.stage.innerHeight,l=this.shiftHeight=Math.ceil(F.limitAt((i-r)/2,0,i)),h=this.shiftWidth=Math.ceil(F.limitAt((s-o)/2,0,s));1===this.app.zoomValue&&(this.left=0,this.top=0),this.element.css({top:-l,bottom:-l,right:-h,left:-h,paddingTop:t.top,paddingRight:t.right,paddingBottom:t.bottom,paddingLeft:t.left,transform:"translate3d("+this.left+"px,"+this.top+"px,0)"}),this.wrapper.css({width:s,height:i,marginTop:e.height-i-t.height>0?(e.height-t.height-i)/2:0}),this.wrapper.height(i).width(s-s%2),!0===this.app.pendingZoom&&this.zoom(),this.app.viewer.annotedPage=null,this.pagesReady()}},{key:"zoom",value:function(){var e=this.app;if(e.zoomChanged){var t=e.dimensions.origin,i=e.zoomValueChange;if(1===e.zoomValue)this.left=0,this.top=0;else{this.left*=i,this.top*=i,e.viewer.zoomCenter||(e.viewer.zoomCenter={x:t.x,y:t.y});var n={raw:e.viewer.zoomCenter},a={raw:{}},s=(n.raw.x-t.x)*i,o=(n.raw.y-t.y)*i;a.raw.x=t.x+s,a.raw.y=t.y+o,this.startPoint=a,this.pan(n),this.startPoint=null}}e.viewer.zoomCenter=null}},{key:"reset",value:function(){this.leftPage.resetTexture(),this.rightPage.resetTexture()}},{key:"refresh",value:function(){var e=this.app,t=e.viewer,i=t.getBasePage(),n=t.isBooklet?!e.isRTL:e.isRTL,a=n?this.rightPage:this.leftPage,s=n?this.leftPage:this.rightPage;a.pageNumber=i,s.pageNumber=i+1,a.updateCSS({display:0===i?"none":"block"}),s.updateCSS({display:s.pageNumber>e.pageCount||t.isBooklet?"none":"block"})}},{key:"updateCenter",value:function(){if(null!==this&&null!==this.app.viewer){var e=this.app.viewer.centerShift,t=this.app.viewer.isRTL,i=!t&&this.app.currentPageNumber>1||t&&this.app.currentPageNumberthis.app.viewer.pureMaxZoom&&this.leftPage.contentLayer[0].style.setProperty("--scale-factor",this.leftSheetHeight/t.height)}if(i){var a=F.contain(i.width,i.height,this.app.viewer.availablePageWidth(),this.app.viewer.availablePageHeight());this.rightSheetWidth=Math.floor(a.width),this.rightSheetHeight=Math.floor(a.height),this.rightSheetTop=(this.app.viewer.availablePageHeight()-this.rightSheetHeight)/2,this.app.zoomValue>this.app.viewer.pureMaxZoom&&this.rightPage.contentLayer[0].style.setProperty("--scale-factor",this.rightSheetHeight/i.height)}(void 0!=t||void 0!=i)&&(this.totalSheetsWidth=this.leftSheetWidth+this.rightSheetWidth,this.leftPage.element.height(Math.floor(this.leftSheetHeight)).width(Math.floor(this.leftSheetWidth)).css({transform:"translateY("+Math.floor(this.leftSheetTop)+"px)"}),this.rightPage.element.height(Math.floor(this.rightSheetHeight)).width(Math.floor(this.rightSheetWidth)).css({transform:"translateY("+Math.floor(this.rightSheetTop)+"px)"}))}}},{key:"textureLoadedCallback",value:function(e){this.getPageByNumber(e.pageNumber),this.pagesReady()}}]),i}(g),U=function(){function e(t){R(this,e),this.parentElement=t.parentElement,this.isFlipping=!1,this.isOneSided=!1,this.viewer=t.viewer,this.frontPage=null,this.backPage=null,this.pageNumber=void 0,this.animateToReset=null}return I(e,[{key:"init",value:function(){}},{key:"flip",value:function(){}},{key:"frontImage",value:function(e){this.frontPage.loadTexture({texture:e.texture,callback:e.callback})}},{key:"backImage",value:function(e){this.backPage.loadTexture({texture:e.texture,callback:e.callback})}},{key:"resetTexture",value:function(){this.frontPage.resetTexture(),this.backPage.resetTexture()}},{key:"reset",value:function(){this.animateToReset=null,this.isFlipping=!1,this.currentTween=null,this.pendingPoint=null,this.magnetic=!1,this.skipFlip=!0,this.animateToReset=null,this.viewer.dragPage=null,this.viewer.flipPage=null,this.viewer.corner=n.TURN_CORNER.NONE}}]),e}();function H(e,t){if(!(e instanceof t))throw TypeError("Cannot call a class as a function")}function V(e,t){for(var i=0;i-90?"block":"none":e>=90?"block":"none",transform:("MSd"!==Q.prefix.dom?"":"perspective("+i+"px) ")+(!1===t?"translateX(100%) ":"")+"rotateY("+((!1===t?-180:0)+e)+"deg)"})}},{key:"updateTween",value:function(e){var t=this.viewer.isBooklet,i=this.side===n.TURN_DIRECTION.RIGHT,a=this.viewer.isRTL,s=!0===this.animateToReset;!0===this.isHard?(this.updateAngle(e.angle,i),this.angle=e.angle):(this.updatePoint({x:e.x,y:e.y}),this.x=e.x,this.y=e.y),t&&!s&&(this.element[0].style.opacity=i&&!a||!i&&a?e.index>.5?2*(1-e.index):1:e.index<.5?2*e.index:1)}},{key:"completeTween",value:function(){!0===this.isHard?(this.updateAngle(this.end.angle),this.backPage.element.css({display:"block"}),this.frontPage.element.css({display:"block"})):this.updatePoint({x:this.end.x,y:this.end.y}),this.element[0].style.opacity=1,!0!==this.animateToReset&&(this.side=this.targetSide),this.reset(),this.viewer.onFlip(),this.viewer.afterFlip(),this.viewer.requestRefresh()}}]),i}(U),Y=function(e){G(i,e);var t=K(i);function i(e,a){var s,o;return H(this,i),e.viewerClass=null!==(o=e.viewerClass)&&void 0!==o?o:"df-flipbook-2d",e.skipViewerLoaded=!0,(s=t.call(this,e,a)).bookShadow=jQuery("
",{class:"df-book-shadow"}),s.wrapper.append(s.bookShadow),s.corner=n.TURN_CORNER.NONE,a._viewerPrepared(),s}return j(i,[{key:"init",value:function(){W(q(i.prototype),"init",this).call(this),this.initEvents(),this.initPages()}},{key:"initEvents",value:function(){this.stageDOM=this.element[0],W(q(i.prototype),"initEvents",this).call(this)}},{key:"dispose",value:function(){W(q(i.prototype),"dispose",this).call(this),this.element.remove()}},{key:"initPages",value:function(){for(var e=0;e0&&void 0!==arguments[0]&&arguments[0],t=this.centerShift*(this.isRTL,this.isLeftPage()?this.leftSheetWidth:this.rightSheetWidth)/2;this.seamPosition=(-this.app.dimensions.offset.width+this.app.dimensions.containerWidth)/2+t,this.wrapperShift=(this.isSingle?-this.app.dimensions.stage.innerWidth/2:0)+t,this.wrapper[0].style.left=this.wrapperShift+"px",this.wrapper[0].style.transition=e?"none":"",this.zoomViewer.updateCenter()}},{key:"refreshSheet",value:function(e){var t=e.sheet,i=e.sheetNumber;!1===t.isFlipping&&(e.needsFlip?(t.element.addClass("df-flipping"),t.flip()):(t.skipFlip=!1,t.element.removeClass("df-flipping df-quick-turn df-folding df-left-side df-right-side"),t.element.addClass(t.targetSide===n.TURN_DIRECTION.LEFT?"df-left-side":"df-right-side"),t.side=t.targetSide,t.targetSide===n.TURN_DIRECTION.LEFT?t.updateSize(this.leftSheetWidth,this.leftSheetHeight,this.leftSheetTop):t.updateSize(this.rightSheetWidth,this.rightSheetHeight,this.rightSheetTop))),t.visible=e.visible,t.isHard?t.element.addClass("df-hard-sheet"):(t.element.removeClass("df-hard-sheet"),t.frontPage.updateCSS({display:"block"}),t.backPage.updateCSS({display:"block"})),t.updateCSS({display:!0===t.visible?"block":"none",zIndex:e.zIndex}),null==t.pendingPoint&&!1===t.isFlipping&&t.resetCSS(),i!==t.pageNumber&&(t.element.attr("number",i),t.backPage.element.attr("pagenumber",t.backPage.pageNumber),t.frontPage.element.attr("pagenumber",t.frontPage.pageNumber))}},{key:"eventToPoint",value:function(e){e=Q.fixMouseEvent(e);var t,i,a,s,o,r,l,h,u,p=this.wrapper[0].getBoundingClientRect(),c=this.is3D,d=this.sheets,f=(this.app.dimensions,{x:e.clientX,y:e.clientY}),g=this.parentElement[0].getBoundingClientRect();f.x=f.x-g.left,f.y=f.y-g.top,t=(u=this.dragSheet?this.dragSheet.side===n.TURN_DIRECTION.RIGHT:f.x>this.seamPosition)?this.rightSheetWidth:this.leftSheetWidth,a=u?this.rightSheetHeight:this.leftSheetHeight,i=this.rightSheetWidth+this.leftSheetWidth,o=u?this.rightSheetTop:this.leftSheetTop,s=f.x-(this.seamPosition-this.leftSheetWidth),o=f.y-(p.top-g.top)-o,r=this.drag===n.TURN_DIRECTION.NONE?si-this.foldSense?n.TURN_DIRECTION.RIGHT:n.TURN_DIRECTION.NONE;var v,m=o,y=this.foldSense;return v=s>=0&&s=0&&m<=y?n.TURN_CORNER.TL:m>=a-y&&m<=a?n.TURN_CORNER.BL:m>y&&m=i-y&&s<=i?m>=0&&m<=y?n.TURN_CORNER.TR:m>=a-y&&m<=a?n.TURN_CORNER.BR:m>y&&m=0&&s<=i&&m>=0&&m<=a,isInsideCorner:v!==n.TURN_CORNER.NONE&&v!==n.TURN_CORNER.L&&v!==n.TURN_CORNER.R,x:c?f.x:s,y:c?f.y:o,fullWidth:i,sheetWidth:t,sheetHeight:a,rawDistance:i-s,distance:r,sheet:l,drag:h,foldSense:this.foldSense,event:e,raw:f,corner:v}}},{key:"pan",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]&&arguments[1];Q.pan(this,e,t)}},{key:"mouseMove",value:function(e){var t=this.eventToPoint(e);if(null!=e.touches&&2==e.touches.length){this.pinchMove(e);return}1!==this.app.zoomValue&&null!=this.startPoint&&!0===this.canSwipe&&(this.pan(t),e.preventDefault());var i=this.dragSheet||t.sheet;if(null==this.flipPage&&(null!=this.dragSheet||!0===t.isInsideCorner)){null!=this.dragSheet||(t.y=Q.limitAt(t.y,1,this.availablePageHeight()-1),t.x=Q.limitAt(t.x,1,t.fullWidth-1));var a=null!=this.dragSheet?this.corner:t.corner;if(i.isHard){var s=a===n.TURN_CORNER.BR||a===n.TURN_CORNER.TR,o=Q.angleByDistance(t.distance,t.fullWidth);i.updateAngle(o*(s?-1:1),s)}else i.updatePoint(t);i.magnetic=!0,i.magneticCorner=t.corner,e.preventDefault()}null==this.dragSheet&&null!=i&&!1===t.isInsideCorner&&!0===i.magnetic&&(i.pendingPoint=t,i.animateToReset=!0,i.magnetic=!1,this.corner=i.magneticCorner,i.flip(i.pendingPoint),i.pendingPoint=null),this.checkSwipe(t,e)}},{key:"mouseUp",value:function(e){if(null!=this.startPoint&&(e.touches||0===e.button)){if(null==this.dragSheet&&null!=e.touches&&0==e.touches.length){this.pinchUp(e);return}var t=this.eventToPoint(e),i=e.target||e.originalTarget,a=1===this.app.zoomValue&&t.x===this.startPoint.x&&t.y===this.startPoint.y&&"A"!==i.nodeName;if(!0===e.ctrlKey&&a)this.zoomOnPoint(t);else if(this.dragSheet){e.preventDefault();var s=this.dragSheet;if(s.pendingPoint=t,this.drag=t.drag,a&&(!0===t.isInsideCorner||t.isInsideSheet&&this.clickAction===n.MOUSE_CLICK_ACTIONS.NAV))t.corner.indexOf("l")>-1?this.app.openLeft():this.app.openRight();else{var o=this.getBasePage();t.distance>t.sheetWidth/2&&(t.sheet.side===n.TURN_DIRECTION.LEFT?this.app.openLeft():this.app.openRight()),o===this.getBasePage()&&(s.animateToReset=!0,s.flip(t))}this.dragSheet=null,s.magnetic=!1}else a&&!t.sheet.isFlipping&&t.isInsideSheet&&this.clickAction===n.MOUSE_CLICK_ACTIONS.NAV&&("left"===t.sheet.side?this.app.openLeft():this.app.openRight());this.startPoint=null,this.canSwipe=!1,this.drag=n.TURN_DIRECTION.NONE}}},{key:"mouseDown",value:function(e){if(e.touches||0===e.button){if(null!=e.touches&&2==e.touches.length){this.pinchDown(e);return}var t=this.eventToPoint(e);this.startPoint=t,this.lastPosX=t.x,this.lastPosY=t.y,t.isInsideCorner&&null==this.flipPage?(this.dragSheet=t.sheet,this.drag=t.drag,this.corner=t.corner,0===t.sheet.pageNumber?this.bookShadow.css({width:"50%",left:this.app.isRTL?0:"50%",transitionDelay:""}):t.sheet.pageNumber===Math.ceil(this.app.pageCount/2)-1&&this.bookShadow.css({width:"50%",left:this.app.isRTL?"50%":0,transitionDelay:""})):this.canSwipe=!0}}},{key:"onScroll",value:function(e){}},{key:"resetPageTween",value:function(){for(var e=0;e",{class:"df-sheet"});(this.frontPage=new S).element.addClass("df-page-front").appendTo(this.element),(this.backPage=new S).element.addClass("df-page-back").appendTo(this.element),this.parentElement.append(e),this.frontPage.sheet=this.backPage.sheet=this}},{key:"completeTween",value:function(){this.isFlipping=!1,this.viewer.onFlip(),this.viewer.afterFlip(),this.viewer.requestRefresh(),this.element[0].style.opacity=1}},{key:"flip",value:function(e){this.side=this.targetSide,this.completeTween()}},{key:"updateSize",value:function(e,t,i){e=Math.floor(e),t=Math.floor(t),i=Math.floor(i),this.element[0].style.height=this.frontPage.element[0].style.height=t+"px",this.element[0].style.width=this.frontPage.element[0].style.width=e+"px",this.element[0].style.transform="translateX("+this.positionX+"px) translateY("+i+"px)"}}]),i}(X),el=function(e){en(i,e);var t=es(i);function i(e,a){var s;return J(this,i),e.viewerClass="df-slider",e.pageMode=n.FLIPBOOK_PAGE_MODE.SINGLE,e.singlePageMode=n.FLIPBOOK_SINGLE_PAGE_MODE.BOOKLET,e.pageSize=n.FLIPBOOK_PAGE_SIZE.SINGLE,(s=t.call(this,e,a)).stackCount=10,s.soundOn=!1,s.foldSense=0,a._viewerPrepared(),s}return ee(i,[{key:"initPages",value:function(){for(var e=0;e0&&e.sheetNumber<=this.app.pageCount?"block":"none",zIndex:e.zIndex}),i!==t.pageNumber&&(t.element.attr("number",i),t.backPage.element.attr("pagenumber",t.backPage.pageNumber),t.frontPage.element.attr("pagenumber",t.frontPage.pageNumber))}},{key:"refresh",value:function(){et(ei(i.prototype),"refresh",this).call(this),this.skipTransition=!1}},{key:"eventToPoint",value:function(e){var t=et(ei(i.prototype),"eventToPoint",this).call(this,e);return t.isInsideSheet=jQuery(e.srcElement).closest(".df-page").length>0,t.isInsideCorner=!1,t}},{key:"initCustomControls",value:function(){var e=this.app.ui.controls;e.pageMode&&e.pageMode.hide()}},{key:"setPageMode",value:function(e){e.isSingle=!0,et(ei(i.prototype),"setPageMode",this).call(this,e)}},{key:"pagesReady",value:function(){if(!this.isFlipping()){var e=0,t=0,i=this.app;this.stackCount;for(var n=[],a=i.currentPageNumber,s=0;sl.pageNumber?(e-=Math.floor(u.width)+10,l.positionX=e):(l.positionX=t,t+=Math.floor(u.width)+10);var p=(this.availablePageHeight()-u.height)/2;l.updateSize(Math.floor(u.width*i.zoomValue),Math.floor(u.height*i.zoomValue),p)}}this.updateCenter(),this.updatePendingStatusClass()}}}]),i}(Y);function eh(e){if(void 0===e)throw ReferenceError("this hasn't been initialised - super() hasn't been called");return e}function eu(e,t){if(!(e instanceof t))throw TypeError("Cannot call a class as a function")}function ep(e,t){for(var i=0;i-1?null:o}var r=null;return"CANVAS"===i.nodeName||"IMG"===i.nodeName?((r=new e.Texture(i)).needsUpdate=!0,ey.loadTexture(r,t,a,n),"function"==typeof s&&s(t,r)):"blank"!==i?(r=null==i?null:ey.textureLoader.load(i,function(e){e.sourceFile=i,ey.loadTexture(e,t,a,n),"function"==typeof s&&s(t,e)},void 0,function(){null==r.image&&ey.loadImage(t,ey.defaults.textureLoadFallback,n,a),ey.loadTextureFailed()}))&&(r.mapping=e.UVMapping):(ey.loadTexture(null,t,a,n),"function"==typeof s&&s(t,r)),0},loadTexture:function(t,i,n,a){if(t){var s=t.image;t.naturalWidth=s.naturalWidth,t.naturalHeight=s.naturalHeight,t.needsUpdate=!0,void 0!=i.textureRotation&&(t.rotation=e.MathUtils.degToRad(i.textureRotation),t.center=i.textureCenter)}null!==t&&"map"===n&&(t.anisotropy=0,ey.defaults.anisotropy>0&&(t.anisotropy=ey.defaults.anisotropy),!0===e.skipPowerOfTwo&&(t.minFilter=e.LinearFilter,t.magFilter=e.LinearFilter),t.name=new Date().toTimeString()),ey.clearTexture(i.material[a][n]),i.material[a][n]=t,"bumpMap"===n&&(i.material[a].bumpScale=i.sheet.getBumpScale(a)),i.material[a].needsUpdate=!0},loadTextureFailed:function(){return null},clearTexture:function(e){e&&(e.image&&"CANVAS"===e.image.nodeName&&(e.image.remove&&e.image.remove(),delete e.image),e=l.disposeObject(e))}},e.skipPowerOfTwo=!0;var t=function(t){ef(n,t);var i=em(n);function n(t){eu(this,n);var a,s=t.width||ey.defaults.width,o=t.height||ey.defaults.height,r=t.color||ey.defaults.color,l=t.segments||ey.defaults.segments,h=t.depth||ey.defaults.depth,u={color:r,flatShading:!1,shininess:t.shininess||ey.defaults.shininess},p=new e.MeshPhongMaterial(u),c=[p,p,p,p,new e.MeshPhongMaterial(u),new e.MeshPhongMaterial(u)];return(a=i.call(this,new e.BoxGeometry(s,o,h,l,1,1),c)).material[5].transparent=!0,a.material[4].transparent=!0,a.baseType="Paper",a.type="Paper",a.castShadow=!0,a.receiveShadow=!0,t.parent3D.add(eh(a)),a}return ec(n,[{key:"loadImage",value:function(e,t,i){ey.loadImage(this,e,t,"map",i)}},{key:"frontImage",value:function(e,t){ey.loadImage(this,e,ey.MATERIAL_FACE.FRONT,"map",t)}},{key:"backImage",value:function(e,t){ey.loadImage(this,e,ey.MATERIAL_FACE.BACK,"map",t)}},{key:"loadBump",value:function(e){ey.loadImage(this,e,ey.MATERIAL_FACE.FRONT,"bumpMap",null),ey.loadImage(this,e,ey.MATERIAL_FACE.BACK,"bumpMap",null)}},{key:"loadNormalMap",value:function(e,t){if(void 0!==t){ey.loadImage(this,e,t,"normalMap",null);return}ey.loadImage(this,e,ey.MATERIAL_FACE.FRONT,"normalMap",null),ey.loadImage(this,e,ey.MATERIAL_FACE.BACK,"normalMap",null)}}]),n}(e.Mesh),i=function(e){ef(i,e);var t=em(i);function i(e){var n;return eu(this,i),(n=t.call(this,e)).receiveShadow=!0,n.frontImage(ey.defaults.groundTexture),n.backImage(ey.defaults.groundTexture),n.type="Ground",n}return i}(t),n=function(t){ef(a,t);var n=em(a);function a(t){eu(this,a);var s,o=eh(s=n.call(this));o.canvas=t.canvas||document.createElement("canvas"),o.canvas=jQuery(s.canvas),o.camera=new e.PerspectiveCamera(20,o.width/o.height,4,5e4),o.renderer=new e.WebGLRenderer({canvas:o.canvas[0],antialias:!0,alpha:!0}),o.renderer.setPixelRatio(t.pixelRatio),o.renderer.setSize(o.width,o.height),o.renderer.setClearColor(16777215,0),o.renderer.shadowMap.enabled=!0,o.renderer.shadowMap.type=1,o.ground=new i({color:16777215,height:o.camera.far/10,width:o.camera.far/10,segments:2,parent3D:o}),o.ambientLight=new e.AmbientLight(4473924),o.add(o.ambientLight);var r=o.spotLight=new e.DirectionalLight(16777215,.25);return r.position.set(0,1,0),!1!==t.castShadow&&(r.castShadow=!0,r.shadow.camera.near=200,r.shadow.camera.far=2e3,r.shadow.camera.top=1350,r.shadow.camera.bottom=-1350,r.shadow.camera.left=-1350,r.shadow.camera.right=1350,r.shadow.radius=2,r.shadow.mapSize.width=1024,r.shadow.mapSize.height=1024,r.shadow.needsUpdate=!0),o.add(r),o.animateCount=0,o.renderCount=0,o.camera.position.set(-300,300,300),o.camera.lookAt(new e.Vector3(0,0,0)),s}return ec(a,[{key:"resizeCanvas",value:function(e,t){this.renderer.setSize(e,t),this.camera.aspect=e/t,this.camera.updateProjectionMatrix()}},{key:"render",value:function(){this.animateCount++,this.renderer.render(this,this.camera),null!=this.stats&&this.stats.update()}},{key:"clearMaterials",value:function(){for(var e=this.children.length,t=e-1;t>=0;t--){var i=this.children[t];if(i.baseType&&"Paper"===i.baseType&&i.material){if(i.material.length)for(var n=0;n=0;t--){var i=this.children[t];if(i.children&&i.children.length>0)for(var n=i.children.length-1;n>=0;n--)ey.clearChild(i.children[n]);ey.clearChild(i),i=null}this.render()}}]),a}(e.Scene);ey.Paper=t,ey.Stage=n;var a=function(e){ef(i,e);var t=em(i);function i(e){var n;return eu(this,i),(n=t.call(this)).element=e,n.element.style.position="absolute",n.addEventListener("removed",function(){null!==this.element.parentNode&&this.element.parentNode.removeChild(this.element)}),n}return i}(e.Object3D);e.CSS3DObject=a;var s=function(e){ef(i,e);var t=em(i);function i(e){return eu(this,i),t.call(this,e)}return i}(e.CSS3DObject);e.CSS3DSprite=s,e.MathUtils&&(e.Math=e.MathUtils),e.CSS3DRenderer=function(){l.log("THREE.CSS3DRenderer",e.REVISION);var t,i,n,a,s=new e.Matrix4,o={camera:{fov:0,style:""},objects:{}},r=document.createElement("div");r.style.overflow="hidden",r.style.WebkitTransformStyle="preserve-3d",r.style.MozTransformStyle="preserve-3d",r.style.oTransformStyle="preserve-3d",r.style.transformStyle="preserve-3d",this.domElement=r;var h=document.createElement("div");h.style.WebkitTransformStyle="preserve-3d",h.style.MozTransformStyle="preserve-3d",h.style.oTransformStyle="preserve-3d",h.style.transformStyle="preserve-3d",r.appendChild(h),this.setClearColor=function(){},this.getSize=function(){return{width:t,height:i}},this.setSize=function(e,s){t=e,i=s,n=t/2,a=i/2,r.style.width=e+"px",r.style.height=s+"px",h.style.width=e+"px",h.style.height=s+"px"};var u=function(e){return Math.abs(e)Math.abs(u[0][2].x-0)&&(u[0][2].x=0),h[0][3]=new THREE.Vector3(0,0,-y),u[0][3]=new THREE.Vector3(h[0][3].x-Math.cos(m)*p,0,h[0][3].z+2*y),5e-4>Math.abs(u[0][3].x-0)&&(u[0][3].x=0);for(var b=0;b<1;b++){var w=Math.max(this.segments-1,1);s[b]=new THREE.CubicBezierCurve3(h[b][0],h[b][1],h[b][2],h[b][3]),r[b]=s[b].getPoints(w),w>2&&r[b].push(new THREE.Vector3().copy(r[b][w]));for(var P=void 0,S=r[b][0],x=1;x2&&l[b].push(new THREE.Vector3().copy(l[b][w]))}var C=this.element.geometry;if(void 0!==C.attributes){var E=C.attributes.position,T=C.attributes.uv,k=i+1;E.setZ(0,r[0][i].z),E.setZ(2,r[0][i].z),E.setX(0,r[0][i].x),E.setX(2,r[0][i].x),E.setZ(1,l[0][i].z),E.setZ(3,l[0][i].z),E.setX(1,l[0][i].x),E.setX(3,l[0][i].x),E.setZ(5,r[0][0].z),E.setZ(7,r[0][0].z),E.setX(5,r[0][0].x),E.setX(7,r[0][0].x),E.setZ(4,l[0][0].z),E.setZ(6,l[0][0].z),E.setX(4,l[0][0].x),E.setX(6,l[0][0].x);for(var O=0;O<1;O++)for(var R=0;R90,o=i.viewer.isRTL,r=s?i.backPage.pageNumber:i.frontPage.pageNumber,l=this.viewer.getViewPort(r);l&&(l=eO.contain(l.width,l.height,i.viewer.availablePageWidth(),i.viewer.availablePageHeight()));var h=-(i.viewer.has3DCover&&i.viewer.isClosedPage()?i.viewer.coverExtraWidth:0),u=-(i.viewer.has3DCover&&i.viewer.isClosedPage()?i.viewer.coverExtraHeight:0);i.init={angle:e,height:s?i.viewer.rightSheetHeight:i.viewer.leftSheetHeight,width:s?i.viewer.rightSheetWidth:i.viewer.leftSheetWidth,index:s&&!o||!s&&o?1:0,_index:0},i.first={angle:e+a/4,index:s&&!o||!s&&o?1:.25},i.mid={angle:e+2*a/4,index:.5},i.mid2={angle:e+3*a/4,index:s&&!o||!s&&o?.25:1},i.end={angle:t,index:s&&!o||!s&&o?0:1,height:u+(l?l.height:i.height),width:h+(l?l.width:i.width)},i.isFlipping=!0;var p=function(e){i.sheetAngle=e.angle,i.curveAngle=i.isHard?e.angle:eO.getCurveAngle(s,e.angle),!0===i.isHard?(i.flexibility=0,i.isCover&&i.viewer.flipCover(i)):i.flexibility=e.angle<90?i.leftFlexibility:i.rightFlexibility,i.element.position.z=(e.angle<90?i.leftPos:i.rightPos)+i.depth,n&&(i.element.material[5].opacity=i.element.material[4].opacity=e.index,i.element.castShadow=e.index>.5),i.height=e.height,i.width=e.width,i.updateAngle(!0)};n&&(!s&&!o||s&&o)&&(i.element.material[5].opacity=i.element.material[4].opacity=0,i.element.castShadow=!1),i.currentTween=new TWEEN.Tween(i.init).to({angle:[i.first.angle,i.mid.angle,i.mid2.angle,i.end.angle],index:[i.first.index,i.mid.index,i.mid2.index,i.end.index],_index:1,height:i.end.height,width:i.end.width},i.viewer.app.options.duration*Math.abs(a)/180).onUpdate(function(e){p(this,e)}).easing(TWEEN.Easing.Sinusoidal.Out).onStop(function(){i.currentTween=null,i.isFlipping=!1,i.isCover&&(i.viewer.leftCover.isFlipping=!1,i.viewer.rightCover.isFlipping=!1),i.element.material[5].opacity=i.element.material[4].opacity=1}).onComplete(function(){i.updateAngle(),i.element.material[5].opacity=i.element.material[4].opacity=1,i.element.castShadow=!0,i.isFlipping=!1,i.isCover&&(i.viewer.leftCover.isFlipping=!1,i.viewer.rightCover.isFlipping=!1),i.side=i.targetSide,i.viewer.onFlip(),i.viewer.afterFlip(),i.currentTween=null,i.viewer&&i.viewer.requestRefresh&&i.viewer.requestRefresh()}).start(),i.currentTween.update(window.performance.now())}}]),i}(U),eL=function(e){eE(i,e);var t=ek(i);function i(e,n){var a,s,o,r,l;return ew(this,i),e.viewerClass="df-flipbook-3d",(a=t.call(this,e,n)).pageOffset=5,a.spiralCount=20,a.groundDistance=null!==(s=e.groundDistance)&&void 0!==s?s:2,a.hasSpiral="true"===e.hasSpiral||!0===e.hasSpiral,a.flexibility=eO.limitAt(null!==(o=e.flexibility)&&void 0!==o?o:.9,0,10),a.hasSpiral&&(a.flexibility=0),0===a.flexibility&&(e.sheetSegments=8),a.drag3D=eO.isTrue(e.drag3D),a.texturePowerOfTwo=!eO.isMobile&&(null===(r=e.texturePowerOfTwo)||void 0===r||r),a.color3DSheets=null!==(l=a.app.options.color3DSheets)&&void 0!==l?l:"white",a.midPosition=0,a.initMOCKUP(function(){n._viewerPrepared()}),a}return eS(i,[{key:"initMOCKUP",value:function(e){var t=this.app;"undefined"==typeof THREE?(t.updateInfo(t.options.text.loading+" WEBGL 3D ..."),"function"==typeof window.define&&window.define.amd&&window.requirejs?(window.requirejs.config({paths:{three:t.options.threejsSrc.replace(".js","")},shim:{three:{exports:"THREE"}}}),window.require(["three"],function(t){return window.THREE=t,ey.init(),"function"==typeof e&&e(),t})):"function"==typeof window.define&&window.define.amd?window.require(["three",t.options.threejsSrc.replace(".js","")],function(t){t(function(){ey.init(),"function"==typeof e&&e()})}):eO.getScript(t.options.threejsSrc+"?ver="+n.version,function(){ey.init(),"function"==typeof e&&e()},function(){t.updateInfo("Unable to load THREE.js...")})):(ey.init(),"function"==typeof e&&e())}},{key:"init",value:function(){var e=this.app;ex(eC(i.prototype),"init",this).call(this),e.provider.defaultPage.pageRatio,this.pageScaleX=1,this.initDepth(),this.initStage(),this.initPages(),this.initEvents(),this.render()}},{key:"updatePageMode",value:function(){ex(eC(i.prototype),"updatePageMode",this).call(this);var e=this.app;this.has3DCover=e.options.cover3DType!==n.FLIPBOOK_COVER_TYPE.NONE&&e.pageCount>7&&!this.isBooklet,this.has3DCover&&"none"===e.options.flipbookHardPages&&(e.options.flipbookHardPages="cover")}},{key:"initDepth",value:function(){var e,t;this.sheetDepth=this.pageScaleX*(null!==(e=this.app.options.sheetDepth)&&void 0!==e?e:.5),this.sheetSegments=null!==(t=this.app.options.sheetSegments)&&void 0!==t?t:20,this.coverDepth=2*this.sheetDepth,this.sheetsDepth=Math.min(10,this.app.pageCount/4)*this.sheetDepth}},{key:"initStage",value:function(){var e=this.stage=new ey.Stage({pixelRatio:this.app.options.pixelRatio});(e.canvas=jQuery(e.renderer.domElement).addClass("df-3dcanvas")).appendTo(this.element),e.camera.position.set(0,0,600),e.camera.lookAt(new THREE.Vector3(0,0,0)),this.camera=e.camera,e.spotLight.position.set(-220,220,550),e.spotLight.castShadow=!eO.isMobile&&this.app.options.has3DShadow,e.spotLight.shadow&&(e.spotLight.shadow.bias=-.005),e.ambientLight.color=new THREE.Color("#fff"),e.ambientLight.intensity=.82;var t=new THREE.ShadowMaterial;t.opacity=this.app.options.shadowOpacity,e.ground.oldMaterial=e.ground.material,e.ground.material=t,e.ground.position.z=this.has3DCover?-6:-4,e.selectiveRendering=!0;var i=e.cssRenderer=new THREE.CSS3DRenderer;jQuery(i.domElement).css({position:"absolute",top:0,pointerEvents:"none"}).addClass("df-3dcanvas df-csscanvas"),this.element[0].appendChild(i.domElement),e.cssScene=new THREE.Scene,this.wrapper.remove(),this.wrapper=new THREE.Group,this.stage.add(this.wrapper),this.wrapper.add(e.ground),this.bookWrapper=new THREE.Group,this.bookWrapper.name="bookwrapper",this.wrapper.add(this.bookWrapper),this.bookHelper=e.bookHelper=new THREE.BoxHelper(this.bookWrapper,16776960),e.add(this.bookHelper),this.bookHelper.visible=!1,this.cameraWrapper=new THREE.Group,this.cameraWrapper.add(e.camera),e.add(this.cameraWrapper),this.app.renderRequestStatus=n.REQUEST_STATUS.ON}},{key:"initPages",value:function(){for(var e={parent3D:this.bookWrapper,viewer:this,segments:this.sheetSegments,depth:this.sheetDepth,flexibility:this.flexibility},t=0;t0&&void 0!==arguments[0]&&arguments[0]}},{key:"initEvents",value:function(){this.stageDOM=this.element[0],ex(eC(i.prototype),"initEvents",this).call(this)}},{key:"dispose",value:function(){ex(eC(i.prototype),"dispose",this).call(this),this.stage&&(this.stage.clearChild(),this.stage.cssRenderer.domElement.parentNode.removeChild(this.stage.cssRenderer.domElement),this.stage.cssRenderer=null,this.stage.orbitControl=eO.disposeObject(this.stage.orbitControl),this.stage.renderer=eO.disposeObject(this.stage.renderer),jQuery(this.stage.canvas).remove(),this.stage.canvas=null,this.stage=eO.disposeObject(this.stage)),this.centerTween&&this.centerTween.stop&&this.centerTween.stop()}},{key:"render",value:function(){this.stage.render(),this.stage.cssRenderer.render(this.stage.cssScene,this.stage.camera)}},{key:"resize",value:function(){ex(eC(i.prototype),"resize",this).call(this);var e=this,t=e.app,n=e.stage,a=t.dimensions;a.padding,e.isSingle;var s=this.availablePageWidth(),o=this.availablePageHeight();n.resizeCanvas(a.stage.width,a.stage.height),n.cssRenderer.setSize(a.stage.width,a.stage.height),this.pageScaleX=Math.max(Math.max(s,o)/400,1),this.initDepth(),this.sheets.forEach(function(t){t.depth=e.sheetDepth}),t.refreshRequestStart();var r=this.refSize=Math.min(o,s);this.coverExtraWidth=("vertical"==e.orientation?2:1)*r*.025,this.coverExtraHeight=("vertical"==e.orientation?1:2)*r*.025,!0!==this.has3DCover&&(this.coverExtraWidth=0,this.coverExtraHeight=0),e.zoomViewer.resize(),e.cameraPositionDirty=!0,e.centerNeedsUpdate=!0,e.checkCenter(!0),e.pagesReady(),this.pageOffset=(this.hasSpiral?6:0)*Math.min(this._defaultPageSize.width,this._defaultPageSize.height)/1e3}},{key:"fitCameraToCenteredObject",value:function(e,t,i,n){var a=new THREE.Box3;a.setFromObject(t),new THREE.Vector3;var s=new THREE.Vector3;a.getSize(s);var o=this.coverExtraHeight,r=2*this.coverExtraWidth;this.isClosedPage()&&(r=0,o=0),s.x=s.x-r+this.app.dimensions.padding.width,s.y=s.y-o+this.app.dimensions.padding.height;var l=e.fov*(Math.PI/180),h=2*Math.atan(Math.tan(l/2)*e.aspect),u=Math.max(s.z/2+Math.abs(s.x/2/Math.tan(h/2)),s.z/2+Math.abs(s.y/2/Math.tan(l/2)));void 0!==i&&0!==i&&(u*=i),e.position.set(0,0,u);var p=a.min.z,c=p<0?-p+u:u-p;e.far=3*c,e.updateProjectionMatrix(),void 0!==n&&(n.target=new THREE.Vector3(0,0,0),n.maxDistance=2*c)}},{key:"updateShadowSize",value:function(){}},{key:"refresh",value:function(){var e=this.app,t=this.getBasePage();this.refreshRequested=!0;var n=1/e.pageCount*t,a=this.isRTL?1-n:n,s=Math.min(this.stackCount,this.totalSheets),o=eO.limitAt(this.totalSheets,this.stackCount,2*this.stackCount),r=this.isBooklet?0:this.flexibility/o;this.leftFlexibility=r*(1-a),this.rightFlexibility=r*a,this.midPosition=.5*s*this.sheetDepth,ex(eC(i.prototype),"refresh",this).call(this);var l=!0===this.has3DCover;this.leftCover.element.visible=this.rightCover.element.visible=this.leftSheets.element.visible=this.rightSheets.element.visible=l,this.wrapper.position.z=-this.midPosition;var h=0,u=0,p=this.isRTL,c=this.isFirstPage(),d=this.isLastPage(),f=this.isLeftClosed=this.isClosedPage()&&(p&&d||!p&&c),g=this.isRightClosed=this.isClosedPage()&&(!p&&d||p&&c);if(l){this.leftSheets.depth=p?this.sheetsDepth*(1-this.getBasePage()/e.pageCount):this.sheetsDepth*t/e.pageCount,this.leftSheets.element.visible=p?e.pageCount-this.getBasePage()>2:t>2,h-=this.leftSheets.depth/2,this.leftSheets.element.position.z=h,h-=this.coverDepth+(this.leftSheets.element.visible?this.leftSheets.depth/2:0)+3*this.coverDepth,this.leftCover.depth=this.rightCover.depth=this.coverDepth;var v=Math.max(this.leftSheetHeight,this.rightSheetHeight);g&&(v=this.leftSheetHeight),f&&(v=this.rightSheetHeight),!0!==this.leftCover.isFlipping&&(this.leftCover.element.position.z=f?this.midPosition+this.coverDepth:h+this.coverDepth/2,this.leftCover.element.position.z=Math.max(this.leftCover.element.position.z,-(.05*this.refSize)),this.leftCover.element.position.x=0,this.leftSheets.sheetAngle=this.leftCover.sheetAngle=f?180:0,this.leftSheets.curveAngle=this.leftCover.curveAngle=f?180:0,!0===this.rightCover.isFlipping||(this.leftCover.height=v,this.leftCover.width=this.leftCover.sheetAngle<90?this.leftSheetWidth:this.rightSheetWidth,this.isClosedPage()||(this.leftCover.width+=this.coverExtraWidth,this.leftCover.height+=this.coverExtraHeight)),this.leftSheets.updateAngle(),this.leftCover.updateAngle()),this.rightSheets.depth=this.sheetsDepth-this.leftSheets.depth,this.rightSheets.element.visible=p?t>2:e.pageCount-this.getBasePage()>2,u-=this.rightSheets.depth/2,this.rightSheets.element.position.z=u,u-=this.coverDepth+(this.rightSheets.element.visible?this.rightSheets.depth/2:0)+3*this.coverDepth,!0!==this.rightCover.isFlipping&&(this.rightCover.element.position.z=g?this.midPosition+this.coverDepth:u+this.coverDepth/2,this.rightCover.element.position.z=Math.max(this.rightCover.element.position.z,-(.05*this.refSize)),this.rightCover.element.position.x=0,this.rightSheets.sheetAngle=this.rightCover.sheetAngle=g?0:180,this.rightSheets.curveAngle=this.rightCover.curveAngle=g?0:180,!0===this.leftCover.isFlipping||(this.rightCover.height=v,this.rightCover.width=this.rightCover.sheetAngle<90?this.leftSheetWidth:this.rightSheetWidth,this.isClosedPage()||(this.rightCover.width+=this.coverExtraWidth,this.rightCover.height+=this.coverExtraHeight)),this.rightSheets.updateAngle(),this.rightCover.updateAngle()),this.updateSheets(),this.stage.ground.position.z=Math.min(h,u)-this.refSize*this.groundDistance/100,this.stage.ground.position.z=Math.max(this.stage.ground.position.z,-(.1*this.refSize))}else this.stage.ground.position.z=-this.midPosition-15*this.sheetDepth;!0===this.cameraPositionDirty&&this.updateCameraPosition(),this.refreshSpiral()}},{key:"refreshSpiral",value:function(){}},{key:"updateCameraPosition",value:function(){var e=this.app,t=this.stage,i=e.dimensions,a=i.padding,s=1/(2*Math.tan(Math.PI*t.camera.fov*.5/180)/(i.stage.height/e.zoomValue))+2.2;this.updateShadowSize(),this.stage.spotLight.position.x=-(330*this.pageScaleX),this.stage.spotLight.position.y=330*this.pageScaleX,this.stage.spotLight.position.z=550*this.pageScaleX,this.stage.spotLight.shadow.camera.far=1200*this.pageScaleX,this.stage.spotLight.shadow.camera.updateProjectionMatrix();var o=(a.top-a.bottom)/e.zoomValue/2,r=-(a.left-a.right)/e.zoomValue/2;t.camera.position.z!==s&&!0===e.pendingZoom&&(t.camera.position.z=s),1===e.zoomValue&&(this.bookWrapper.rotation.set(0,0,0),this.bookHelper.rotation.set(0,0,0),this.cameraWrapper.rotation.set(0,0,0),0!==e.options.flipbook3DTiltAngleUp||0!==e.options.flipbook3DTiltAngleLeft?(t.camera.aspect=i.stage.width/i.stage.height,t.camera.updateProjectionMatrix(),this.bookWrapper.rotateZ(THREE.Math.degToRad(-e.options.flipbook3DTiltAngleLeft)),this.bookWrapper.rotateX(THREE.Math.degToRad(-e.options.flipbook3DTiltAngleUp)),"vertical"==this.orientation?this.bookWrapper.scale.y=1/(this.isSingle?2:1):this.bookWrapper.scale.x=1/(this.isSingle?2:1),this.bookHelper.update(),this.fitCameraToCenteredObject(t.camera,this.bookWrapper),this.bookWrapper.rotation.set(0,0,0),this.bookWrapper.scale.x=1,this.bookWrapper.scale.y=1,t.camera.position.set(r,o,t.camera.position.z+t.ground.position.z),this.camera.aspect=i.stage.width/i.stage.height,this.camera.updateProjectionMatrix(),this.cameraWrapper.rotateX(THREE.Math.degToRad(e.options.flipbook3DTiltAngleUp)),this.cameraWrapper.rotateZ(THREE.Math.degToRad(e.options.flipbook3DTiltAngleLeft))):t.camera.position.set(r,o,s)),t.camera.updateProjectionMatrix(),this.app.renderRequestStatus=n.REQUEST_STATUS.ON,this.cameraPositionDirty=!1}},{key:"refreshSheet",value:function(e){var t,i=e.sheet,a=e.index,s=i.sheetAngle,o=!(i.isHard||0===this.flexibility);i.leftFlexibility=o?this.leftFlexibility:0,i.rightFlexibility=o?this.rightFlexibility:0,i.leftPos=this.midPosition+(a-e.midPoint+1)*this.sheetDepth-this.sheetDepth/2,i.rightPos=this.midPosition-(a-e.midPoint)*this.sheetDepth-this.sheetDepth/2,t=i.targetSide===n.TURN_DIRECTION.LEFT?0:180,!1===i.isFlipping&&(e.needsFlip?(i.isFlipping=!0,i.isCover&&0===e.sheetNumber&&(this.isRTL?this.rightCover.isFlipping=!0:this.leftCover.isFlipping=!0),i.isCover&&this.totalSheets-e.sheetNumber==1&&(this.isRTL?this.leftCover.isFlipping=!0:this.rightCover.isFlipping=!0),i.element.position.z=Math.max(s<90?i.leftPos:i.rightPos,this.midPosition)+this.sheetDepth,i.flexibility=s<90?i.leftFlexibility:i.rightFlexibility,i.flip(s,t)):(i.skipFlip=!1,i.sheetAngle=i.curveAngle=t,i.flexibility=t<90?i.leftFlexibility:i.rightFlexibility,i.element.position.z=t<90?i.leftPos:i.rightPos,i.side=i.targetSide,i.height=t<90?this.leftSheetHeight:this.rightSheetHeight,i.width=t<90?this.leftSheetWidth:this.rightSheetWidth),i.updateAngle(),this.app.renderRequestStatus=n.REQUEST_STATUS.ON),i.element.visible=e.visible}},{key:"updateCenter",value:function(){var e=this,t=this.app,i="vertical"==this.orientation?e.wrapper.position.y:e.wrapper.position.x,a=("vertical"===this.orientation?-1:1)*e.centerShift*(this.isLeftPage()?"vertical"==this.orientation?this.leftSheetHeight:this.leftSheetWidth:"vertical"==this.orientation?this.rightSheetHeight:this.rightSheetWidth)/2;e.seamPosition=(-t.dimensions.offset.width+t.dimensions.containerWidth)/2+a,a!==e.centerEnd&&(e.centerTween&&e.centerTween.stop&&e.centerTween.stop(),e.onCenterStartAnimation(this),e.centerTween=new TWEEN.Tween({x:i}).delay(0).to({x:a},1===t.zoomValue&&!0!==e.skipCenterAnimation?e.app.options.duration:1).onStart(function(){}).onUpdate(function(){e.onCenterUpdateAnimation(this)}).onComplete(function(){e.onCenterCompleteAnimation(this)}).onStop(function(){e.onCenterStopAnimation(this)}).easing(TWEEN.Easing.Cubic.InOut).start(),this.updatePendingStatusClass(),e.skipCenterAnimation=!1,e.centerEnd=a),e.renderRequestStatus=n.REQUEST_STATUS.ON,this.zoomViewer.updateCenter()}},{key:"onCenterUpdateAnimation",value:function(e){"vertical"==this.orientation?(this.wrapper.position.y=e.x,this.stage&&this.stage.cssScene&&(this.stage.cssScene.position.y=e.x)):(this.wrapper.position.x=e.x,this.stage&&this.stage.cssScene&&(this.stage.cssScene.position.x=e.x))}},{key:"onCenterStartAnimation",value:function(e){}},{key:"onCenterStopAnimation",value:function(e){}},{key:"onCenterCompleteAnimation",value:function(e){}},{key:"flipCover",value:function(e){var t,i,n=null;0===e.pageNumber||this.isBooklet&&1===e.pageNumber?(n=this.isRTL?this.rightCover:this.leftCover,t=this.isRTL?1:-1):e.pageNumber===this.totalSheets-1&&(n=this.isRTL?this.leftCover:this.rightCover,t=this.isRTL?-1:1),null!==n&&(i=n.depth+e.depth+1,n.sheetAngle=e.sheetAngle,n.curveAngle=e.curveAngle,this.rightCover.height=this.leftCover.height=e.height+this.coverExtraHeight,this.rightCover.width=this.leftCover.width=e.width+this.coverExtraWidth,n.flexibility=e.flexibility,this.rightCover.updateAngle(),this.leftCover.updateAngle(),n.element.position.x=e.element.position.x+t*Math.sin(e.sheetAngle*Math.PI/180)*i,n.element.position.z=e.element.position.z+t*Math.cos(e.sheetAngle*Math.PI/180)*i)}},{key:"pagesReady",value:function(){if(!this.isAnimating()&&!0===this.refreshRequested){if(!1===this.app.options.flipbookFitPages){var e=this.app.viewer.getBasePage(),t=this.leftViewport=this.getViewPort(e+(this.isBooklet?0:this.isRTL?1:0)),i=this.rightViewPort=this.getViewPort(e+(this.isBooklet?0:this.isRTL?0:1));if(t){var a=eO.contain(t.width,t.height,this.availablePageWidth(),this.availablePageHeight());(this.leftSheetWidth!=Math.floor(a.width)||this.leftSheetHeight!=Math.floor(a.height))&&(this.cameraPositionDirty=!0),this.leftSheetWidth=Math.floor(a.width),this.leftSheetHeight=Math.floor(a.height)}if(i){var s=eO.contain(i.width,i.height,this.availablePageWidth(),this.availablePageHeight());(this.rightSheetWidth!=Math.floor(s.width)||this.rightSheetWidth!=Math.floor(s.height))&&(this.cameraPositionDirty=!0),this.rightSheetWidth=Math.floor(s.width),this.rightSheetHeight=Math.floor(s.height)}for(var o=0;o2){!0!==this.isDragging&&(this.updatePendingStatusClass(!0),this.isDragging=!0);var i=this.dragSheet.width,a=t.x-(this.app.dimensions.origin.x+this.centerEnd-i),s=eO.limitAt(1-a/i,-1,1),o=eO.toDeg(Math.acos(s)),r=this.dragSheet,l=this.drag===n.TURN_DIRECTION.LEFT;r.sheetAngle=o;var h=eO.getCurveAngle(l,o,45);r.isCover&&r.viewer.flipCover(r),r.curveAngle=r.isHard?o:h,r.updateAngle()}this.checkSwipe(t,e)}},{key:"mouseUp",value:function(e){if((e=eO.fixMouseEvent(e)).touches||0===e.button){if(null==this.dragSheet&&null!=e.touches&&0===e.touches.length){this.pinchUp(e);return}var t=this.eventToPoint(e);if(1===this.app.zoomValue){if(null!==this.dragSheet){var i=t.x-this.startPoint.x;Math.abs(i)>2*this.swipeThreshold&&(this.drag===n.TURN_DIRECTION.LEFT&&i>0?this.app.openLeft():this.drag===n.TURN_DIRECTION.RIGHT&&i<0&&this.app.openRight()),this.requestRefresh(),this.updatePendingStatusClass()}var a=e.target||e.originalTarget,s=this.startPoint&&t.x===this.startPoint.x&&t.y===this.startPoint.y&&"A"!==a.nodeName;!0===e.ctrlKey&&s?this.zoomOnPoint(t):s&&t.sheet&&this.clickAction===n.MOUSE_CLICK_ACTIONS.NAV&&(t.sheet.sheetAngle>90?this.app.openRight():this.app.openLeft())}this.dragSheet=null,this.drag=null,!0===this.isDragging&&(this.isDragging=!1),this.startPoint=null,this.canSwipe=!1,this.app.renderRequestStatus=n.REQUEST_STATUS.ON}}},{key:"raycastCLick",value:function(e){this.mouse=new THREE.Vector2,this.raycaster=new THREE.Raycaster,this.mouse.x=e.offsetX/this.app.dimensions.stage.width*2-1,this.mouse.y=1-e.offsetY/this.app.dimensions.stage.height*2,this.raycaster.setFromCamera(this.mouse,this.camera);var t=this.raycaster.intersectObjects(this.bookWrapper.children,!0);if(t.length>0){var i,n=0;do{if((i=null!=t[n]?t[n].object:null).sheet&&i.sheet.index&&!0!==i.sheet.isFlipping)return i;n++}while(nn&&i.xs&&i.y2&&void 0!==arguments[2]&&arguments[2];var i=this.externalLinkTarget,a=this.externalLinkRel,s=this.externalLinkEnabled;if(!t||"string"!=typeof t)throw Error('A valid "url" parameter must provided.');var o=(0,eU.removeNullCharacters)(t);s?e.href=e.title=o:(e.href="",e.title="Disabled: ".concat(o),e.onclick=function(){return!1});var r="";switch(i){case n.LINK_TARGET.NONE:break;case n.LINK_TARGET.SELF:r="_self";break;case n.LINK_TARGET.BLANK:r="_blank";break;case n.LINK_TARGET.PARENT:r="_parent";break;case n.LINK_TARGET.TOP:r="_top"}e.target=r,e.rel="string"==typeof a?a:"noopener noreferrer nofollow"}},{key:"goToDestination",value:function(e){var t,i="",n=this,a=function(t){eU.log("Requested: ",t);var s=eF(t,Object)?n._pagesRefCache[t.num+" "+t.gen+" R"]:t+1;s?((s=n.pdfApp.viewer.getViewerPageNumber(s))>n.pdfApp.pageCount&&(s=n.pdfApp.pageCount),eU.log("Loading for:",t," at page ",s),n.pdfApp.requestDestRefKey===t.num+" "+t.gen+" R"?(n.pdfApp.gotoPage(s),n.pdfHistory&&n.pdfHistory.push({dest:e,hash:i,page:s})):eU.log("Expired Request for ",s," with ",t)):(n.pdfApp.container.addClass("df-fetch-pdf"),n.pdfDocument.getPageIndex(t).then(function(e){var i=t.num+" "+t.gen+" R";n._pagesRefCache[i]=e+1,a(t)}))};"string"==typeof e?(i=e,t=this.pdfDocument.getDestination(e)):t=Promise.resolve(e),t.then(function(t){eU.log("Started:",t),e=t,eF(t,Array)&&(n.pdfApp.requestDestRefKey=t[0].num+" "+t[0].gen+" R",a(t[0]))})}},{key:"customNavigateTo",value:function(e){if(""!==e&&null!=e&&"null"!==e){var t=null;if(isNaN(Math.floor(e))){if("string"==typeof e&&isNaN(t=parseInt(e.replace("#",""),10))){window.open(e,this.pdfApp.options.linkTarget===n.LINK_TARGET.SELF?"_self":"_blank");return}}else t=e;null!=t&&this.pdfApp.gotoPage(t)}}},{key:"getDestinationHash",value:function(e){if("string"==typeof e)return this.getAnchorUrl("#"+escape(e));if(eF(e,Array)){var t=e[0],i=eF(t,Object)?this._pagesRefCache[t.num+" "+t.gen+" R"]:t+1;if(i){var n=this.getAnchorUrl("#page="+i),a=e[1];if((void 0===a?"undefined":eB(a))==="object"&&"name"in a&&"XYZ"===a.name){var s=e[4]||this.pdfApp.pageScaleValue,o=parseFloat(s);o&&(s=100*o),n+="&zoom="+s,(e[2]||e[3])&&(n+=","+(e[2]||0)+","+(e[3]||0))}return n}}return this.getAnchorUrl("")}},{key:"getCustomDestinationHash",value:function(e){return"#"+escape(e)}},{key:"getAnchorUrl",value:function(e){return(this.baseUrl||"")+e}},{key:"executeNamedAction",value:function(e){switch(e){case"GoBack":this.pdfHistory&&this.pdfHistory.back();break;case"GoForward":this.pdfHistory&&this.pdfHistory.forward();break;case"NextPage":this.page++;break;case"PrevPage":this.page--;break;case"LastPage":this.page=this.pagesCount;break;case"FirstPage":this.page=1}var t=document.createEvent("CustomEvent");t.initCustomEvent("namedaction",!0,!0,{action:e}),this.pdfApp.container.dispatchEvent(t)}},{key:"cachePageRef",value:function(e,t){var i=t.num+" "+t.gen+" R";this._pagesRefCache[i]=e}}]),e}(),eV=function(){function e(t,i){e_(this,e),this.props=t,this.app=i,this.textureCache=[],this.pageCount=0,this.numPages=0,this.outline=[],this.viewPorts=[],this.requestedPages="",this.requestIndex=0,this.pagesToClean=[],this.defaultPage=void 0,this.pageSize=this.app.options.pageSize,this._page1Pass=!1,this._page2Pass=!1,this.pageLabels=void 0,this.textSearchLength=0,this.textSearch="",this.textContentSearch=[],this.textContentJoinedSearch=[],this.textOffsetSearch=[],this.textContent=[],this.textContentJoined=[],this.textOffset=[],this.autoLinkItemsCache=[],this.autoLinkHitsCache=[],this.searchHitItemsCache=[],this.searchHits=[],this.PDFLinkItemsCache=[],this.canPrint=!0,this.textPostion=[]}return eM(e,[{key:"finalize",value:function(){}},{key:"dispose",value:function(){}},{key:"softDispose",value:function(){}},{key:"setCache",value:function(e,t,i){i&&(void 0===this.textureCache[i]&&(this.textureCache[i]=[]),this.textureCache[i][e]=t)}},{key:"getCache",value:function(e,t){return void 0===this.textureCache[t]?void 0:this.textureCache[t][e]}},{key:"_isValidPage",value:function(e){return e>0&&e<=this.pageCount}},{key:"getLabelforPage",value:function(e){return this.pageLabels&&void 0!==this.pageLabels[e-1]?this.pageLabels[e-1]:e}},{key:"getThumbLabel",value:function(e){var t=this.getLabelforPage(e);return t!==e?t+" ("+e+")":e}},{key:"getPageNumberForLabel",value:function(e){if(!this.pageLabels)return e;var t=this.pageLabels.indexOf(e);return t<0?null:t+1}},{key:"processPage",value:function(e){}},{key:"cleanUpPages",value:function(){}},{key:"checkRequestQueue",value:function(){}},{key:"processAnnotations",value:function(){}},{key:"processTextContent",value:function(){}},{key:"loadDocument",value:function(){}},{key:"pagesLoaded",value:function(){this._page1Pass&&this._page2Pass&&(this.app.viewer.checkDocumentPageSizes(),this.finalize())}},{key:"_documentLoaded",value:function(){this.finalizeOutLine(),this.app&&this.app.dimensions&&void 0===this.app.dimensions.pageFit&&eU.log("Provider needs to initialize page properties for the app"),this.app._documentLoaded()}},{key:"finalizeOutLine",value:function(){if(null!==this.app&&null!==this.app.options){var e=this.app.options.outline;if(e)for(var t=0;t1)):"function"==typeof r&&r(),o}return eM(s,[{key:"dispose",value:function(){this.pdfDocument&&this.pdfDocument.destroy(),this.linkService=eU.disposeObject(this.linkService),this.pdfLoadProgress&&this.pdfLoadProgress.destroy(),this.pdfLoadProgress=null,this.pdfDocument=null}},{key:"loadDocument",value:function(){var e=this.app,t=this.app.options,i=this,n=t.pdfParameters||{};if(n.url=eU.httpsCorrection(n.url||t.source),n.rangeChunkSize=t.rangeChunkSize,n.cMapPacked=!0,n.disableAutoFetch=t.disableAutoFetch,n.disableStream=t.disableStream,n.disableRange=!0===t.disableRange,n.disableFontFace=t.disableFontFace,n.isEvalSupported=!1,n.cMapUrl=t.cMapUrl,n.imagesLocation=t.imagesLocation,n.imageResourcesPath=t.imageResourcesPath,!n.url&&!n.data&&!n.range){e.updateInfo("ERROR:No PDF File provided! ","df-error");return}var a=i.pdfLoadProgress=pdfjsLib.getDocument(n);a._worker.promise.then(function(t){e.updateInfo(e.options.text.loading+" PDF ...")}),a.onPassword=function(e,t){switch(t){case pdfjsLib.PasswordResponses.NEED_PASSWORD:var i=prompt("Enter the password to open the PDF file.");if(null===i)throw Error("No password givsen.");e(i);break;case pdfjsLib.PasswordResponses.INCORRECT_PASSWORD:var i=prompt("Invalid password. Please try again.");if(!i)throw Error("No password givaen.");e(i)}},a.promise.then(function(n){i.pdfDocument=n,n.getPage(1).then(function(a){i.defaultPage=a;var s,o=i.defaultPage.viewPort=a.getViewport({scale:1,rotation:a._pageInfo.rotate+e.options.pageRotation}),r=i.defaultPage.pageRatio=o.width/o.height;i.viewPorts[1]=o,e.dimensions.defaultPage={ratio:r,viewPort:o,width:o.width,height:o.height},e.dimensions.maxTextureHeight=(null!==(s=t.maxTextureSize)&&void 0!==s?s:3200)/(r>1?r:1),e.dimensions.maxTextureWidth=e.dimensions.maxTextureHeight*r,e.dimensions.autoHeightRatio=1/r,i.pageCount=n.numPages,i.numPages=n.numPages,i._page1Pass=!0,i.pagesLoaded()}),n.numPages>1&&!0===e.checkSecondPage?n.getPage(2).then(function(t){var n=t.getViewport({scale:1,rotation:t._pageInfo.rotate+e.options.pageRotation});i._page2Ratio=n.width/n.height,i.viewPorts[2]=n,i._page2Pass=!0,i.pagesLoaded()}):(i._page2Pass=!0,i.pagesLoaded())}).catch(function(t){if(null!==e&&null!=e.options){var n,a="",s=document.createElement("a");s.href=e.options.source,s.hostname===window.location.hostname||-1!==s.href.indexOf("file://")||eU.isChromeExtension()||-1!==s.href.indexOf("blob:")||(a="CROSS ORIGIN!! ");var o=(null===(n=e.options)||void 0===n?void 0:n.fileName)||s.href;e.updateInfo(a+"Error: Cannot access file! "+o+"

"+t.message,"df-error"),console.log(t),e.container.removeClass("df-loading").addClass("df-error"),i.dispose()}}),a.getTotalLength=function(){return i.pdfLoadProgress._transport._networkStream._fullRequestReader.contentLength},a.onProgress=function(t){if(null!==e){var i=100*t.loaded/a.getTotalLength();isNaN(i)?t&&t.loaded?(void 0===a.lastLoaded||a.lastLoaded+25e4=n||s>=n||(t.pageLabels=i)}}).finally(function(){t._getPermissions()})}},{key:"_getPermissions",value:function(){var e=this.app,t=this;t.pdfDocument.getPermissions().then(function(i){null!==i&&Array.isArray(i)&&(t.canPrint=i.indexOf(pdfjsLib.PermissionFlag.PRINT)>-1,!1==t.canPrint&&(console.log("PDF printing is disabled."),e.options.showPrintControl=e.options.showPrintControl&&t.canPrint))}).finally(function(){t._documentLoaded()})}},{key:"processPage",value:function(e){var t=this.app,i=this,n=e.pageNumber,a=performance.now(),s=t.viewer.getTextureSize(e);if(!0===DEARFLIP.defaults.cachePDFTexture&&void 0!==this.getCache(n,s.height)){t.applyTexture(this.getCache(n,s.height),e),eU.log("Texture loaded from cache for:"+n);return}var o=t.viewer.getDocumentPageNumber(n);eU.log("Requesting PDF Page:"+o),i.pdfDocument.getPage(o).then(function(r){i.viewPorts[n]||(e.isFreshPage=!0,i.viewPorts[n]=r.getViewport({scale:1,rotation:r._pageInfo.rotate+t.options.pageRotation}));var l,h=t.viewer.getRenderContext(r,e);e.isFreshPage&&(null===(l=t.viewer.getPageByNumber(e.pageNumber))||void 0===l||l.changeTexture(e.pageNumber,h.canvas.height)),eU.log("Page "+n+" rendering - "+h.canvas.width+"x"+h.canvas.height),e.trace=i.requestIndex++,i.requestedPages+=","+e.trace+"["+o+"|"+h.canvas.height+"]",r.cleanupAfterRender=!1,r.render(h).promise.then(function(){if(t.applyTexture(h.canvas,e),!0===DEARFLIP.defaults.cachePDFTexture&&i.setCache(e.pageNumber,h.canvas,s.height),!0===t.options.cleanupAfterRender){var l=","+e.trace+"["+o+"|"+h.canvas.height+"]";eU.log("CleanUp Requesting for ("+n+") actual "+o),i.requestedPages.indexOf(l)>-1&&(i.requestedPages=i.requestedPages.replace(l,""),-1==i.requestedPages.indexOf("["+o+"|")?(eU.log("CleanUp Passed for ("+n+") actual "+o),i.pagesToClean.push(r),i.pagesToClean.length>0&&i.cleanUpPages()):eU.log("CleanUp Cancelled waiting for ("+n+") actual "+o+":"+i.requestedPages))}h=null,eU.log("Rendered "+n+" in "+(performance.now()-a)+" milliseconds")}).catch(function(e){console.log(e)})}).catch(function(e){console.log(e)})}},{key:"cleanUpPages",value:function(){for(;this.pagesToClean.length>0;){var e=this.pagesToClean.splice(-1)[0];eU.log("Cleanup Completed for PDF page: "+(e._pageIndex+1)),e.cleanup()}}},{key:"clearSearch",value:function(){this.searchHits=[],this.searchHitItemsCache=[],this.totalHits=0,this.app.searchResults.html(""),this.app.container.removeClass("df-search-open"),this.textSearch="",this.app.container.find(".df-search-hits").remove()}},{key:"search",value:function(e){if(this.textSearch!==e){if(this.clearSearch(),e.length<3&&""!=e){this.app.updateSearchInfo("Minimum 3 letters required.");return}this.textSearch=e,this.textSearchLength=e.length,this.app.searchContainer.addClass("df-searching"),this.app.container.addClass("df-fetch-pdf"),this._search(e,1)}}},{key:"_search",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,i=this;i.app.updateSearchInfo("Searching Page: "+t),i.searchPage(t).then(function(n){for(var a,s=RegExp(e,"gi"),o=[];a=s.exec(n);)o.push({index:a.index,length:i.textSearchLength});if(i.searchHits[t]=o,o.length>0){var r=i.app.viewer.searchPage(t);!0===r.include&&(i.totalHits+=o.length,i.app.searchResults.append('
Page '+r.label+""+o.length+" "+(o.length>1?"results":"result")+"
"))}i.app.viewer.isActivePage(t)&&(i.processTextContent(t,i.app.viewer.getTextElement(t,!0)),i.app.ui.update()),i._search(e,t+1)}).catch(function(){}).finally(function(){0==i.totalHits?i.app.updateSearchInfo("No results Found!"):i.app.updateSearchInfo(i.totalHits+" results found"),i.app.searchContainer.removeClass("df-searching"),i.app.container.removeClass("df-fetch-pdf")})}},{key:"prepareTextContent",value:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]&&arguments[2],n=this;if(void 0==n.textContentJoinedSearch[t]||i){var a,n=this,s=0,o=0,r=0;n.textContentSearch[t]=[],n.textContent[t]=[],n.textOffsetSearch[t]=[],n.textOffset[t]=[],n.textContentJoinedSearch[t]=[],n.textContentJoined[t]=[];for(var l=0;l0&&void 0!==arguments[0]?arguments[0]:{scale:1};return new e$(this._viewPort.height*e.scale,this._viewPort.width*e.scale,e.scale)}}]),e}(),eJ=function(){function e(t){eq(this,e),this.source=[],this.pages=[],this.numPages=t.length;for(var i=0;i").attr("src",t.source[e-1]).prop("crossOrigin","Anonymous").on("load",function(){jQuery(this).off();var e=new eY({src:this.src});e._viewPort.height=this.height,e._viewPort.width=this.width,e._viewPort.scale=1,e.image=this,i(e)})}catch(e){n(e)}})}}]),e}(),e$=function(){function e(t,i){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1;eq(this,e),this.scale=n,this.height=t,this.width=i,this.scale=n,this.transform=[0,0,0,0,0,this.height]}return eZ(e,[{key:"clone",value:function(){return new e(this.height,this.width,this.scale)}}]),e}(),e0=function(e){!function(e,t){if("function"!=typeof t&&null!==t)throw TypeError("Super expression must either be null or a function");e.prototype=Object.create(t&&t.prototype,{constructor:{value:e,writable:!0,configurable:!0}}),t&&eQ(e,t)}(n,e);var t,i=(t=function(){if("undefined"==typeof Reflect||!Reflect.construct||Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],function(){})),!0}catch(e){return!1}}(),function(){var e,i=eK(n);return e=t?Reflect.construct(i,arguments,eK(this).constructor):i.apply(this,arguments),e&&("object"==(e&&"undefined"!=typeof Symbol&&e.constructor===Symbol?"symbol":typeof e)||"function"==typeof e)?e:eW(this)});function n(e,t){eq(this,n);var a,s=(a=i.call(this,e,t)).app,o=eW(a);return o.document=new eJ(s.options.source),o.pageCount=o.document.numPages,o.numPages=o.document.numPages,o.loadDocument(),a}return eZ(n,[{key:"dispose",value:function(){}},{key:"loadDocument",value:function(){var e=this.app,t=this.app.options,i=this;i.document.getPage(1).then(function(n){i.defaultPage=n;var a,s=i.defaultPage.viewPort=n._viewPort,o=i.defaultPage.pageRatio=s.width/s.height;i.viewPorts[1]=s,e.dimensions.defaultPage={ratio:o,viewPort:s,width:s.width,height:s.height},e.dimensions.maxTextureHeight=(null!==(a=t.maxTextureSize)&&void 0!==a?a:3200)/(o>1?o:1),e.dimensions.maxTextureWidth=e.dimensions.maxTextureHeight*o,e.dimensions.autoHeightRatio=1/o,i._page1Pass=!0,i.pagesLoaded()}),i.pageCount>1&&!0===e.checkSecondPage?i.document.getPage(2).then(function(e){var t=e._viewPort;i._page2Ratio=t.width/t.height,i.viewPorts[2]=t,i._page2Pass=!0,i.pagesLoaded()}):(i._page2Pass=!0,i.pagesLoaded())}},{key:"finalize",value:function(){var e=this.app;null!==e&&null!==e.options&&(this.linkService=new eH,this.linkService.setViewer(e),this._documentLoaded())}},{key:"processPage",value:function(e){var t=this.app,i=this,n=e.pageNumber,a=performance.now(),s=t.viewer.getDocumentPageNumber(n);eX.log("Requesting PDF Page:"+s),i.document.getPage(s).then(function(s){i.viewPorts[n]||(e.isFreshPage=!0,i.viewPorts[n]=s._viewPort);var o,r,l=t.viewer.getRenderContext(s,e);(e.isFreshPage&&(null===(o=t.viewer.getPageByNumber(e.pageNumber))||void 0===o||o.changeTexture(e.pageNumber,l.canvas.height)),e.preferCanvas=!0,!0===e.preferCanvas)?(l.canvas.getContext("2d").drawImage(s.image,l.viewport.transform[4],0,l.canvas.width*(null!==(r=l.viewport.widthFix)&&void 0!==r?r:1),l.canvas.height),t.applyTexture(l.canvas,e)):t.applyTexture({src:s.src,height:l.canvas.height,width:l.canvas.width},e),eX.log("Rendered "+n+" in "+(performance.now()-a)+" milliseconds")})}}]),n}(eV);function e1(e,t){if(!(e instanceof t))throw TypeError("Cannot call a class as a function")}function e2(e,t){for(var i=0;i",{class:"df-ui"}),this.leftElement=e8("
",{class:"df-ui-left"}).appendTo(this.element),this.centerElement=e8("
",{class:"df-ui-center"}).appendTo(this.element),this.rightElement=e8("
",{class:"df-ui-right"}).appendTo(this.element),this.parentElement.append(this.element),this.events={},this.controls={}}return e3(e,[{key:"init",value:function(){var e=this,t="
",i=this.app,a=this.controls,s=i.options.text,o=i.options.icons;e.createLogo(),this.openRight=a.openRight=e8(t,{class:"df-ui-nav df-ui-next",title:i.isRTL?s.previousPage:s.nextPage,html:'
'}).on("click",function(){i.openRight()}),this.openLeft=a.openLeft=e8(t,{class:"df-ui-nav df-ui-prev",title:i.isRTL?s.nextPage:s.previousPage,html:'
'}).on("click",function(){i.openLeft()}),!0==i.options.autoPlay&&(this.play=a.play=e4.createBtn("play",o.play,s.play).on("click",function(){var e=e8(this);i.setAutoPlay(!e.hasClass(i.options.icons.pause))}),i.setAutoPlay(i.options.autoPlayStart)),this.pageNumber=a.pageNumber=e4.createBtn("page").on("change",function(){i.gotoPageLabel(a.pageInput.val())}).on("keyup",function(e){13===e.keyCode&&i.gotoPageLabel(a.pageInput.val())});var r="df_book_page_number_"+Math.ceil(performance.now()/10);this.pageInput=a.pageInput=e8('').appendTo(a.pageNumber),this.pageLabel=a.pageLabel=e8('').appendTo(a.pageNumber),this.thumbnail=a.thumbnail=e4.createBtn("thumbnail",o.thumbnail,s.toggleThumbnails),a.thumbnail.on("click",function(){var t=e8(this);null==i.thumblist&&i.initThumbs(),i.thumbContainer.toggleClass("df-sidemenu-visible"),t.toggleClass("df-active"),t.hasClass("df-active")&&(t.siblings(".df-active").trigger("click"),i.thumbRequestStatus=e9.ON),e.update(),!1===i.options.sideMenuOverlay&&i.resizeRequestStart()}).addClass("df-sidemenu-trigger"),i.hasOutline()&&(this.outline=a.outline=e4.createBtn("outline",o.outline,s.toggleOutline),a.outline.on("click",function(){var t=e8(this);if(null==i.outlineViewer&&i.initOutline(),i.outlineContainer){var n=i.outlineContainer;t.toggleClass("df-active"),n.toggleClass("df-sidemenu-visible"),t.hasClass("df-active")&&t.siblings(".df-active").trigger("click"),e.update(),!1===i.options.sideMenuOverlay&&i.resizeRequestStart()}}).addClass("df-sidemenu-trigger")),!0===i.options.showSearchControl&&!0!==e4.isMobile&&"string"==typeof i.options.source&&(a.search=e4.createBtn("search",o.search,s.search),a.search.on("click",function(){var t=e8(this);if(null==i.searchContainer&&i.initSearch(),i.searchContainer){var n=i.searchContainer;t.toggleClass("df-active"),n.toggleClass("df-sidemenu-visible"),t.hasClass("df-active")&&(t.siblings(".df-active").trigger("click"),i.searchBox.focus()),e.update(),!1===i.options.sideMenuOverlay&&i.resizeRequestStart()}}).addClass("df-sidemenu-trigger"));var l=e.element;if(this.zoomIn=a.zoomIn=e4.createBtn("zoomin",o.zoomin,s.zoomIn).on("click",function(){i.zoom(1),e.update()}),this.zoomOut=a.zoomOut=e4.createBtn("zoomout",o.zoomout,s.zoomOut).on("click",function(){i.zoom(-1),e.update()}),this.resetZoom=a.resetZoom=e4.createBtn("resetzoom",o.resetzoom,s.resetZoom).on("click",function(){i.resetZoom(-1),e.update()}),i.viewer.isFlipBook){if(i.pageCount>2){var h=i.viewer.pageMode===n.FLIPBOOK_PAGE_MODE.SINGLE;this.pageMode=a.pageMode=e4.createBtn("pagemode",o[h?"doublepage":"singlepage"],h?s.doublePageMode:s.singlePageMode).on("click",function(){var e=e8(this);i.viewer.setPageMode({isSingle:!e.hasClass(o.doublepage)}),i.viewer.pageModeChangedManually=!0})}}else this.pageFit=a.pageFit=e4.createBtn("pagefit",o.pagefit,s.pageFit).on("click",function(){var e=a.pageFit;!0==!e.hasClass(o.widthfit)?(e.addClass(o.widthfit),e.html(""+s.widthFit+""),e.attr("title",s.widthFit)):(e.removeClass(o.widthfit),e.html(""+s.pageFit+""),e.attr("title",s.pageFit))});if(e.shareBox=new e6(i.container,i.options),this.share=a.share=e4.createBtn("share",o.share,s.share).on("click",function(){!0===e.shareBox.isOpen?e.shareBox.close():(e.shareBox.update(i.getURLHash()),e.shareBox.show())}),this.more=a.more=e4.createBtn("more",o.more).on("click",function(t){!0!==e.moreContainerOpen&&(e8(this).addClass("df-active"),e.moreContainerOpen=!0,t.stopPropagation())}),this.startPage=a.startPage=e4.createBtn("start",o.start,s.gotoFirstPage).on("click",function(){i.start()}),this.endPage=a.endPage=e4.createBtn("end",o.end,s.gotoLastPage).on("click",function(){i.end()}),!0===i.options.showPrintControl&&!0!==e4.isMobile&&"string"==typeof i.options.source&&(this.print=a.print=e4.createBtn("print",o.print,s.print).on("click",function(){n.printHandler=n.printHandler||new tt,n.printHandler.printPDF(i.options.source)})),!0===i.options.showDownloadControl&&"string"==typeof i.options.source){var u="df-ui-btn df-ui-download "+o.download;this.download=a.download=e8(''+s.downloadPDFFile+""),a.download.attr("href",e4.httpsCorrection(i.options.source)).attr("title",s.downloadPDFFile)}e.moreContainer=e8(t,{class:"df-more-container"}),a.more.append(e.moreContainer),!0===i.options.isLightBox&&!0!==i.fullscreenSupported||(this.fullScreen=a.fullScreen=e4.createBtn("fullscreen",o.fullscreen,s.toggleFullscreen).on("click",i.switchFullscreen.bind(i))),i.viewer.initCustomControls();var p=i.options.allControls.replace(/ /g,"").split(","),c=","+i.options.moreControls.replace(/ /g,"")+",",d=","+i.options.hideControls.replace(/ /g,"")+",";i.options.leftControls.replace(/ /g,""),i.options.rightControls.replace(/ /g,""),d+=",";for(var f=0;fd.indexOf(","+g+",")){var v=a[g];null!=v&&(void 0===v?"undefined":e5(v))=="object"&&(c.indexOf(","+g+",")>-1&&"more"!==g&&"pageNumber"!==g?e.moreContainer.append(v):!0==i.options.controlsFloating?l.append(v):this.centerElement.append(v))}}0==e.moreContainer.children().length&&this.more.addClass("df-hidden"),i.container.append(l),i.container.append(a.openLeft),i.container.append(this.controls.openRight),window.addEventListener("click",e.events.closePanels=e.closePanels.bind(e),!1),window.addEventListener("keyup",e.events.keyup=e.keyUp.bind(e),!1),document.addEventListener("fullscreenchange",e.events.fullscreenChange=e.fullscreenChange.bind(e),!1),!0===i.options.autoOpenThumbnail&&e.controls.thumbnail.trigger("click"),i.hasOutline()&&!0===i.options.autoOpenOutline&&e.controls.outline.trigger("click"),i.executeCallback("onCreateUI")}},{key:"closePanels",value:function(e){if(!0===this.moreContainerOpen){var t;null===(t=this.controls.more)||void 0===t||t.removeClass("df-active"),this.moreContainerOpen=!1}}},{key:"fullscreenChange",value:function(e){void 0===e4.getFullscreenElement()&&!0===this.app.isFullscreen&&this.app.switchFullscreen()}},{key:"keyUp",value:function(e){var t=this.app;if("INPUT"!==e.target.nodeName){var i=!1;switch(t.options.arrowKeysAction===n.ARROW_KEYS_ACTIONS.NAV&&((!0===t.isFullscreen||!0===t.options.isLightBox)&&(i=!0),!0!=t.options.isLightBox&&n.activeEmbeds.length<2&&!1===e8("body").hasClass("df-lightbox-open")&&(i=!0)),e.keyCode){case 27:n.activeLightBox&&n.activeLightBox.app&&!e4.isChromeExtension()&&n.activeLightBox.closeButton.trigger("click");break;case 37:i&&t.openLeft();break;case 39:i&&t.openRight()}}}},{key:"createLogo",value:function(){var e=this.app,t=null;e.options.logo.indexOf("<")>-1?t=e8(e.options.logo).addClass("df-logo df-logo-html"):e.options.logo.trim().length>2&&(t=e8('