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1 lines
92 KiB
1 lines
92 KiB
if(!self.bigshot){bigshot={};bigshot.Object={extend:function(b,c){for(var a in c.prototype){if(b.prototype[a]){b.prototype[a]._super=c.prototype[a]}else{b.prototype[a]=c.prototype[a]}}},resolve:function(b){var e=b.split(".");var a=self;for(var d=0;d<e.length;++d){a=a[e[d]]}return a},validate:function(a,b){},alertr:function(b){var c="";for(var a in b){c+=a+":"+b[a]+"\n"}alert(c)},logr:function(b){var c="";for(var a in b){c+=a+":"+b[a]+"\n"}if(console){console.log(c)}}};bigshot.Browser=function(){this.requestAnimationFrameFunction=window.requestAnimationFrame||window.mozRequestAnimationFrame||window.webkitRequestAnimationFrame||window.msRequestAnimationFrame||function(b,a){return setTimeout(b,0)}};bigshot.Browser.prototype={removeAllChildren:function(a){a.innerHTML=""},mouseEnter:function(b){var a=this.isAChildOf;return function(c){var d=c.relatedTarget;if(this===d||a(this,d)){return}b.call(this,c)}},isAChildOf:function(b,a){if(b===a){return false}while(a&&a!==b){a=a.parentNode}return 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false}},stopMouseEventBubbling:function(a){this.registerListener(a,"mousedown",this.stopEventBubblingHandler(),false);this.registerListener(a,"mouseup",this.stopEventBubblingHandler(),false);this.registerListener(a,"mousemove",this.stopEventBubblingHandler(),false)},getElementSize:function(b){var a={};if(b.clientWidth){a.w=b.clientWidth}if(b.clientHeight){a.h=b.clientHeight}return a},browserIsViewporting:function(){if(window.innerWidth<=screen.width){return false}else{return true}},getDevicePixelScale:function(){if(this.browserIsViewporting()){return screen.width/window.innerWidth}else{return 1}},requestAnimationFrame:function(c,a){var b=this.requestAnimationFrameFunction;b(c,a)},getElementPosition:function(b){var a=new Object();a.x=0;a.y=0;var c=b;while(c){a.x+=c.offsetLeft;a.y+=c.offsetTop;if(c.clientLeft){a.x+=c.clientLeft}if(c.clientTop){a.y+=c.clientTop}if(c.x){a.x+=c.x}if(c.y){a.y+=c.y}c=c.offsetParent}return a},createXMLHttpRequest:function(){try{return new ActiveXObject("Msxml2.XMLHTTP")}catch(a){}try{return new ActiveXObject("Microsoft.XMLHTTP")}catch(a){}try{return new XMLHttpRequest()}catch(a){}alert("XMLHttpRequest not supported");return null},makeOpacityTransition:function(a,b){if(a.style.WebkitTransitionProperty!=undefined){a.style.opacity=1;a.style.WebkitTransitionProperty="opacity";a.style.WebkitTransitionTimingFunction="linear";a.style.WebkitTransitionDuration="1s";setTimeout(function(){a.addEventListener("webkitTransitionEnd",function(){b()});a.style.opacity=0},0)}else{a.style.opacity=0;b()}}};bigshot.EventDispatcher=function(){this.eventListeners={}};bigshot.EventDispatcher.prototype={addEventListener:function(a,b){if(this.eventListeners[a]==undefined){this.eventListeners[a]=new Array()}this.eventListeners[a].push(b)},removeEventListener:function(a,d){if(this.eventListeners[a]!=undefined){var c=this.eventListeners[a];for(var b=0;b<c.length;++b){if(c[b]===listener){c.splice(b,1);if(c.length==0){delete 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this.object},clear:function(){if(this.hasObject){this.hasObject=false;this.fnDispose(this.object);this.object=null;this.stopTimer()}},stopTimer:function(){if(this.hasTimer){clearTimeout(this.timerId);this.hasTimer=false}},startTimer:function(){if(!this.hasTimer){var a=this;this.hasTimer=true;this.timerId=setTimeout(function(){a.hasTimer=false;a.update()},this.interval)}},update:function(){if(this.hasObject){var a=new Date().getTime();if(a-this.lastAccess>this.interval){this.clear()}else{this.startTimer()}}}};bigshot.ImageEvent=function(a){bigshot.Event.call(this,a)};bigshot.ImageEvent.prototype={};bigshot.Object.extend(bigshot.ImageEvent,bigshot.Event);bigshot.VREvent=function(a){bigshot.Event.call(this,a)};bigshot.VREvent.prototype={};bigshot.Object.extend(bigshot.VREvent,bigshot.Event);bigshot.FullScreen=function(a){this.container=a;this.isFullScreen=false;this.savedBodyStyle=null;this.savedParent=null;this.savedSize=null;this.expanderDiv=null;this.restoreSize=false;this.onCloseHandlers=new Array();this.onResizeHandlers=new Array();var b=function(d,e){for(var c=0;c<e.length;++c){if(d[e[c]]){return e[c]}}return null};this.requestFullScreen=b(a,["requestFullScreen","mozRequestFullScreen","webkitRequestFullScreen"]);this.cancelFullScreen=b(document,["cancelFullScreen","mozCancelFullScreen","webkitCancelFullScreen"]);this.restoreSize=this.requestFullScreen!=null};bigshot.FullScreen.prototype={browser:new bigshot.Browser(),getRootElement:function(){return this.div},addOnClose:function(a){this.onCloseHandlers.push(a)},onClose:function(){for(var a=0;a<this.onCloseHandlers.length;++a){this.onCloseHandlers[a]()}},addOnResize:function(a){this.onResizeHandlers.push(a)},onResize:function(){for(var a=0;a<this.onResizeHandlers.length;++a){this.onResizeHandlers[a]()}},open:function(){this.isFullScreen=true;if(this.requestFullScreen){return this.openRequestFullScreen()}else{return this.openCompat()}},openRequestFullScreen:function(){this.savedSize={width:this.container.style.width,height:this.container.style.height};this.container.style.width="100%";this.container.style.height="100%";var a=this;if(this.requestFullScreen=="mozRequestFullScreen"){var c=function(){a.container.removeEventListener("mozfullscreenerror",c);a.isFullScreen=false;a.exitFullScreenHandler();a.onClose()};this.container.addEventListener("mozfullscreenerror",c);var b=function(){if(document.mozFullScreenElement!==a.container){document.removeEventListener("mozfullscreenchange",b);a.exitFullScreenHandler()}else{a.onResize()}};document.addEventListener("mozfullscreenchange",b)}else{var b=function(){if(document.webkitCurrentFullScreenElement!==a.container){a.container.removeEventListener("webkitfullscreenchange",b);a.exitFullScreenHandler()}else{a.onResize()}};this.container.addEventListener("webkitfullscreenchange",b)}this.exitFullScreenHandler=function(){if(a.isFullScreen){a.isFullScreen=false;document[a.cancelFullScreen]();if(a.restoreSize){a.container.style.width=a.savedSize.width;a.container.style.height=a.savedSize.height}a.onResize();a.onClose()}};this.container[this.requestFullScreen]()},openCompat:function(){this.savedParent=this.container.parentNode;this.savedSize={width:this.container.style.width,height:this.container.style.height};this.savedBodyStyle=document.body.style.cssText;document.body.style.overflow="hidden";this.expanderDiv=document.createElement("div");this.expanderDiv.style.position="absolute";this.expanderDiv.style.top="0px";this.expanderDiv.style.left="0px";this.expanderDiv.style.width=Math.max(window.innerWidth,document.documentElement.clientWidth)+"px";this.expanderDiv.style.height=Math.max(window.innerHeight,document.documentElement.clientHeight)+"px";document.body.appendChild(this.expanderDiv);this.div=document.createElement("div");this.div.style.position="fixed";this.div.style.top=window.pageYOffset+"px";this.div.style.left=window.pageXOffset+"px";this.div.style.width=window.innerWidth+"px";this.div.style.height=window.innerHeight+"px";this.div.style.zIndex=9998;this.div.appendChild(this.container);document.body.appendChild(this.div);var c=this;var b=function(f){setTimeout(function(){c.div.style.width=window.innerWidth+"px";c.div.style.height=window.innerHeight+"px";setTimeout(function(){c.onResize()},1)},1)};var d=function(f){c.expanderDiv.style.width=Math.max(window.innerWidth,document.documentElement.clientWidth)+"px";c.expanderDiv.style.height=Math.max(window.innerHeight,document.documentElement.clientHeight)+"px";setTimeout(function(){c.div.style.top=window.pageYOffset+"px";c.div.style.left=window.pageXOffset+"px";c.div.style.width=window.innerWidth+"px";c.div.style.height=window.innerHeight+"px";setTimeout(function(){c.onResize()},1)},1)};var a=function(f){if(f.keyCode==27){c.exitFullScreenHandler()}};this.exitFullScreenHandler=function(){c.isFullScreen=false;c.browser.unregisterListener(document,"keydown",a);c.browser.unregisterListener(window,"resize",b);c.browser.unregisterListener(document.body,"orientationchange",d);if(c.restoreSize){c.container.style.width=c.savedSize.width;c.container.style.height=c.savedSize.height}document.body.style.cssText=c.savedBodyStyle;c.savedParent.appendChild(c.container);document.body.removeChild(c.div);document.body.removeChild(c.expanderDiv);c.onResize();c.onClose();setTimeout(function(){c.onResize()},1)};this.browser.registerListener(document,"keydown",a,false);this.browser.registerListener(window,"resize",b,false);this.browser.registerListener(document.body,"orientationchange",d,false);this.onResize();return this.exitFullScreenHandler},close:function(){this.exitFullScreenHandler()}};bigshot.DataLoader=function(){};bigshot.DataLoader.prototype={loadImage:function(a,b){},loadXml:function(a,b,c){}};bigshot.DefaultDataLoader=function(b,a){this.maxRetries=b;this.crossOrigin=a;if(!this.maxRetries){this.maxRetries=0}};bigshot.DefaultDataLoader.prototype={browser:new bigshot.Browser(),loadImage:function(a,d){var c=document.createElement("img");c.retries=0;if(this.crossOrigin!=null){c.crossOrigin=this.crossOrigin}var b=this;this.browser.registerListener(c,"load",function(){if(d){d(c)}},false);this.browser.registerListener(c,"error",function(){c.retries++;if(c.retries<=b.maxRetries){setTimeout(function(){c.src=a},c.retries*1000)}else{if(d){d(null)}}},false);c.src=a;return c},loadXml:function(c,a,f){for(var e=0;e<=this.maxRetries;++e){var d=this.browser.createXMLHttpRequest();d.open("GET",c,false);d.send(null);if(d.status==200){var b=d.responseXML;if(b!=null){if(f){f(b)}return b}}if(e==that.maxRetries){if(f){f(null)}return null}}}};bigshot.Object.validate("bigshot.DefaultDataLoader",bigshot.DataLoader);bigshot.CachingDataLoader=function(){this.cache={};this.requested={};this.requestedTiles={}};bigshot.CachingDataLoader.prototype={browser:new bigshot.Browser(),loadImage:function(a,d){if(this.cache[a]){if(d){d(this.cache[a])}return this.cache[a]}else{if(this.requested[a]){if(d){this.requested[a].push(d)}return this.requestedTiles[a]}else{var c=this;this.requested[a]=new Array();if(d){this.requested[a].push(d)}var b=document.createElement("img");this.requestedTiles[a]=b;this.browser.registerListener(b,"load",function(){var f=c.requested[a];delete c.requested[a];delete c.requestedTiles[a];c.cache[a]=b;for(var e=0;e<f.length;++e){f[e](b)}},false);b.src=a;return b}}},loadXml:function(a,c,f){if(this.cache[a]){if(f){f(this.cache[a])}return this.cache[a]}else{if(this.requested[a]&&c){if(f){this.requested[a].push(f)}}else{var e=this.browser.createXMLHttpRequest();if(!this.requested[a]){this.requested[a]=new Array()}if(c){if(f){this.requested[a].push(f)}}var d=this;var b=function(){if(d.requested[a]){var g=null;if(e.status==200){g=e.responseXML}var k=d.requested[a];delete d.requested[a];d.cache[a]=g;for(var j=0;j<k.length;++j){k[j](g)}}return g};if(c){e.onreadystatechange=function(){if(e.readyState==4){b()}};e.open("GET",a,true);e.send()}else{e.open("GET",a,false);e.send();return b()}}}}};bigshot.Object.validate("bigshot.CachingDataLoader",bigshot.DataLoader);bigshot.Hotspot=function(a,e,b,d){var c=document.createElement("div");c.style.position="absolute";c.style.overflow="visible";this.element=c;this.x=a;this.y=e;this.w=b;this.h=d};bigshot.Hotspot.prototype={browser:new bigshot.Browser(),layout:function(c,e,d){var g=this.x*d+c;var f=this.y*d+e;var a=this.w*d;var b=this.h*d;this.element.style.top=f+"px";this.element.style.left=g+"px";this.element.style.width=a+"px";this.element.style.height=b+"px"},getElement:function(){return this.element}};bigshot.PointHotspot=function(a,i,b,e,f,g,c){bigshot.Hotspot.call(this,a,i,b,e);this.xo=f;this.yo=g;if(c){var d=this.getElement();d.style.backgroundImage="url('"+c+"')";d.style.backgroundRepeat="no-repeat"}};bigshot.PointHotspot.prototype={getLabel:function(){return this.label},layout:function(a,c,b){var e=this.x*b+a+this.xo;var d=this.y*b+c+this.yo;this.element.style.top=d+"px";this.element.style.left=e+"px";this.element.style.width=this.w+"px";this.element.style.height=this.h+"px"}};bigshot.Object.extend(bigshot.PointHotspot,bigshot.Hotspot);bigshot.Layer=function(){};bigshot.Layer.prototype={getContainer:function(){},setMaxTiles:function(a,b){},resize:function(a,b){},layout:function(g,e,f,a,d,c,i,b){}};bigshot.LabeledHotspot=function(a,e,b,c,d){bigshot.Hotspot.call(this,a,e,b,c);this.label=document.createElement("div");this.label.style.position="relative";this.label.style.display="inline-block";this.getElement().appendChild(this.label);this.label.innerHTML=d;this.labelSize=this.browser.getElementSize(this.label)};bigshot.LabeledHotspot.prototype={getLabel:function(){return this.label},layout:function(c,e,d){this.layout._super.call(this,c,e,d);var a=this.w*d;var b=this.h*d;this.label.style.top=(b+4)+"px";this.label.style.left=((a-this.labelSize.w)/2)+"px"}};bigshot.Object.extend(bigshot.LabeledHotspot,bigshot.Hotspot);bigshot.LinkHotspot=function(a,f,b,d,e,c){bigshot.LabeledHotspot.call(this,a,f,b,d,e);this.browser.registerListener(this.getElement(),"click",function(){document.location.href=c})};bigshot.Object.extend(bigshot.LinkHotspot,bigshot.LabeledHotspot);bigshot.HotspotLayer=function(a){this.image=a;this.hotspots=new Array();this.browser=new bigshot.Browser();this.container=a.createLayerContainer();this.parentContainer=a.getContainer();this.resize(0,0)};bigshot.HotspotLayer.prototype={getContainer:function(){return this.container},resize:function(a,b){this.container.style.width=this.parentContainer.clientWidth+"px";this.container.style.height=this.parentContainer.clientHeight+"px"},layout:function(k,d,j,e,a,l,b,g){var c=Math.pow(2,this.image.getZoom());d-=b*e;j-=b*a;for(var f=0;f<this.hotspots.length;++f){this.hotspots[f].layout(d,j,c)}},setMaxTiles:function(b,a){},addHotspot:function(a){this.container.appendChild(a.getElement());this.hotspots.push(a)}};bigshot.Object.validate("bigshot.HotspotLayer",bigshot.Layer);bigshot.TileLayer=function(d,c,a,b,e){this.rows=new Array();this.browser=new bigshot.Browser();this.container=d.createLayerContainer();this.parentContainer=d.getContainer();this.parameters=c;this.w=a;this.h=b;this.imageTileCache=e;this.resize(a,b);return this};bigshot.TileLayer.prototype={getContainer:function(){return this.container},resize:function(a,d){this.container.style.width=this.parentContainer.clientWidth+"px";this.container.style.height=this.parentContainer.clientHeight+"px";this.pixelWidth=this.parentContainer.clientWidth;this.pixelHeight=this.parentContainer.clientHeight;this.w=a;this.h=d;this.rows=new Array();this.browser.removeAllChildren(this.container);for(var f=0;f<d;++f){var g=new Array();for(var i=0;i<a;++i){var b=document.createElement("div");b.style.position="absolute";b.style.overflow="hidden";b.style.width=this.container.clientWidth+"px";b.style.height=this.container.clientHeight+"px";var e=document.createElement("div");e.style.position="relative";e.style.border="hidden";e.style.visibility="hidden";e.bigshotData={visible:false};g.push(e);this.container.appendChild(b);b.appendChild(e)}this.rows.push(g)}},layout:function(a,p,d,z,f,m,o,e){a=Math.min(0,Math.ceil(a));this.imageTileCache.resetUsed();var g=d;var b=0;for(var k=0;k<this.h;++k){var i=p;for(var s=0;s<this.w;++s){var v=this.rows[k][s];var j=v.bigshotData;if(i+m<0||i>this.pixelWidth||g+m<0||g>this.pixelHeight){if(j.visible){j.visible=false;v.style.visibility="hidden"}}else{b++;v.style.left=i+"px";v.style.top=g+"px";v.style.width=m+"px";v.style.height=m+"px";v.style.opacity=e;if(!j.visible){j.visible=true;v.style.visibility="visible"}var u=s+z;var t=k+f;if(this.parameters.wrapX){if(u<0||u>=this.imageTileCache.maxTileX){u=(u+this.imageTileCache.maxTileX)%this.imageTileCache.maxTileX}}if(this.parameters.wrapY){if(t<0||t>=this.imageTileCache.maxTileY){t=(t+this.imageTileCache.maxTileY)%this.imageTileCache.maxTileY}}var n=u+"_"+t+"_"+a;var q=u<0||u>=this.imageTileCache.maxTileX||t<0||t>=this.imageTileCache.maxTileY;if(q){if(!j.isOutside){var l=this.imageTileCache.getImage(u,t,a);this.browser.removeAllChildren(v);v.appendChild(l);j.image=l}j.isOutside=true;j.imageKey="EMPTY";j.image.style.width=m+"px";j.image.style.height=m+"px"}else{var l=this.imageTileCache.getImage(u,t,a);j.isOutside=false;if(j.imageKey!==n||j.isPartial){this.browser.removeAllChildren(v);v.appendChild(l);j.image=l;j.imageKey=n;j.isPartial=l.isPartial}j.image.style.width=m+"px";j.image.style.height=m+"px"}}i+=o}g+=o}},setMaxTiles:function(b,a){this.imageTileCache.setMaxTiles(b,a)}};bigshot.Object.validate("bigshot.TileLayer",bigshot.Layer);bigshot.LRUMap=function(){this.keyToTime={};this.counter=0;this.size=0};bigshot.LRUMap.prototype={access:function(a){this.remove(a);this.keyToTime[a]=this.counter;++this.counter;++this.size},remove:function(a){if(this.keyToTime[a]){delete this.keyToTime[a];--this.size;return true}else{return false}},getSize:function(){return this.size},leastUsed:function(){var b=this.counter+1;var c=null;for(var a in this.keyToTime){if(this.keyToTime[a]<b){b=this.keyToTime[a];c=a}}return c}};bigshot.ImageTileCache=function(d,a,c){var b=this;this.parameters=c;this.fullImage=null;c.dataLoader.loadImage(c.fileSystem.getPosterFilename(),function(e){b.fullImage=e;if(a){a()}});this.maxCacheSize=512;this.maxTileX=0;this.maxTileY=0;this.cachedImages={};this.requestedImages={};this.usedImages={};this.lastOnLoadFiredAt=0;this.imageRequests=0;this.lruMap=new bigshot.LRUMap();this.onLoaded=d;this.browser=new bigshot.Browser();this.partialImageSize=c.tileSize/4;this.POSTER_ZOOM_LEVEL=Math.log(c.posterSize/Math.max(c.width,c.height))/Math.log(2)};bigshot.ImageTileCache.prototype={resetUsed:function(){this.usedImages={}},setMaxTiles:function(b,a){this.maxTileX=b;this.maxTileY=a},getPartialImage:function(c,b,d){var a=this.getPartialImageFromDownsampled(c,b,d,0,0,this.parameters.tileSize,this.parameters.tileSize);if(a==null){a=this.getPartialImageFromPoster(c,b,d)}return a},getPartialImageFromPoster:function(d,c,e){if(this.fullImage&&this.fullImage.complete){var a=this.fullImage.width/this.parameters.width;var b=a*this.parameters.tileSize/Math.pow(2,e);x0=Math.floor(b*d);y0=Math.floor(b*c);w=Math.floor(b);h=Math.floor(b);return this.createPartialImage(this.fullImage,this.fullImage.width,x0,y0,w,h)}else{return null}},createPartialImage:function(f,k,b,p,q,g){var c=document.createElement("canvas");if(!c.width){return null}c.width=this.partialImageSize;c.height=this.partialImageSize;var r=c.getContext("2d");var d=f.width/k;var o=Math.floor(b*d);var n=Math.floor(p*d);var a=this.partialImageSize;var l=this.partialImageSize;q*=d;if(o+q>=f.width){var i=q;q=f.width-o;a*=q/i}g*=d;if(n+g>=f.height){var m=g;g=f.height-n;l*=g/m}try{r.drawImage(f,o,n,q,g,-0.1,-0.1,a+0.2,l+0.2)}catch(j){return null}return c},getPartialImageFromDownsampled:function(a,j,d,b,f,g,e){if(d<this.POSTER_ZOOM_LEVEL||d<this.parameters.minZoom){return null}var i=this.getImageKey(a,j,d);var c=this.cachedImages[i];if(c==null){this.requestImage(a,j,d)}if(c){return this.createPartialImage(c,this.parameters.tileSize,b,f,g,e)}else{g/=2;e/=2;b/=2;f/=2;if((a%2)==1){b+=this.parameters.tileSize/2}if((j%2)==1){f+=this.parameters.tileSize/2}a=Math.floor(a/2);j=Math.floor(j/2);--d;return this.getPartialImageFromDownsampled(a,j,d,b,f,g,e)}},getEmptyImage:function(){var a=document.createElement("img");if(this.parameters.emptyImage){a.src=this.parameters.emptyImage}else{a.src="data:image/gif,GIF89a%01%00%01%00%80%00%00%00%00%00%FF%FF%FF!%F9%04%00%00%00%00%00%2C%00%00%00%00%01%00%01%00%00%02%02D%01%00%3B"}return a},getImage:function(e,d,f){if(e<0||d<0||e>=this.maxTileX||d>=this.maxTileY){return this.getEmptyImage()}var b=this.getImageKey(e,d,f);this.lruMap.access(b);if(this.cachedImages[b]){if(this.usedImages[b]){var c=this.parameters.dataLoader.loadImage(this.getImageFilename(e,d,f));c.isPartial=false;return c}else{this.usedImages[b]=true;var a=this.cachedImages[b];return a}}else{this.requestImage(e,d,f);var a=this.getPartialImage(e,d,f);if(a!=null){a.isPartial=true;this.cachedImages[b]=a}else{a=this.getEmptyImage();if(a!=null){a.isPartial=true}}return a}},requestImage:function(d,c,e){var a=this.getImageKey(d,c,e);if(!this.requestedImages[a]){this.imageRequests++;var b=this;this.requestedImages[a]=true;this.parameters.dataLoader.loadImage(this.getImageFilename(d,c,e),function(f){delete b.requestedImages[a];b.imageRequests--;f.isPartial=false;b.cachedImages[a]=f;b.fireOnLoad()})}},fireOnLoad:function(){var a=new Date();if(this.imageRequests==0||a.getTime()>(this.lastOnLoadFiredAt+50)){this.purgeCache();this.lastOnLoadFiredAt=a.getTime();this.onLoaded()}},purgeCache:function(){for(var a=0;a<4;++a){if(this.lruMap.getSize()>this.maxCacheSize){var b=this.lruMap.leastUsed();this.lruMap.remove(b);delete this.cachedImages[b]}}},getImageKey:function(b,a,c){return"I"+b+"_"+a+"_"+c},getImageFilename:function(c,a,d){var b=this.parameters.fileSystem.getImageFilename(c,a,d);return b}};bigshot.ImageParameters=function(b){this.posterSize=0;this.emptyImage=null;this.suffix=null;this.width=0;this.height=0;this.container=null;this.minZoom=0;this.maxZoom=0;this.tileSize=0;this.overlap=0;this.wrapX=false;this.wrapY=false;this.basePath=null;this.fileSystemType="folder";this.fileSystem=null;this.dataLoader=new bigshot.DefaultDataLoader();this.touchUI=false;this.fling=true;this.maxTextureMagnification=1;if(b){for(var a in b){this[a]=b[a]}}this.merge=function(d,e){for(var c in d){if(e||!this[c]){this[c]=d[c]}}};return this};bigshot.ImageBase=function(b){bigshot.EventDispatcher.call(this);this.parameters=b;this.flying=0;this.container=b.container;this.x=b.width/2;this.y=b.height/2;this.zoom=0;this.width=b.width;this.height=b.height;this.minZoom=b.minZoom;this.maxZoom=b.maxZoom;this.tileSize=b.tileSize;this.overlap=0;this.imageTileCache=null;this.dragStart=null;this.dragged=false;this.layers=new Array();this.fullScreenHandler=null;this.currentGesture=null;var a=this;this.onresizeHandler=function(f){a.onresize()};var d=function(e){if(e.preventDefault){e.preventDefault()}return false};var c=function(e){if(e.clientX){return e}else{return{clientX:e.changedTouches[0].clientX,clientY:e.changedTouches[0].clientY,changedTouches:e.changedTouches}}};this.setupLayers();this.resize();this.allListeners={DOMMouseScroll:function(f){a.mouseWheel(f);return d(f)},mousewheel:function(f){a.mouseWheel(f);return d(f)},dblclick:function(f){a.mouseDoubleClick(f);return d(f)},mousedown:function(f){a.dragMouseDown(f);return d(f)},gesturestart:function(f){a.gestureStart(f);return d(f)},gesturechange:function(f){a.gestureChange(f);return d(f)},gestureend:function(f){a.gestureEnd(f);return d(f)},touchstart:function(f){a.dragMouseDown(c(f));return d(f)},mouseup:function(f){a.dragMouseUp(f);return d(f)},touchend:function(f){a.dragMouseUp(c(f));return d(f)},mousemove:function(f){a.dragMouseMove(f);return d(f)},mouseout:function(f){return d(f)},touchmove:function(f){a.dragMouseMove(c(f));return d(f)}};this.addEventListeners();this.browser.registerListener(window,"resize",a.onresizeHandler,false);this.zoomToFit()};bigshot.ImageBase.prototype={browser:new bigshot.Browser(),addEventListeners:function(){for(var a in this.allListeners){this.browser.registerListener(this.container,a,this.allListeners[a],false)}},removeEventListeners:function(){for(var a in this.allListeners){this.browser.unregisterListener(this.container,a,this.allListeners[a],false)}},setupLayers:function(){},getTextureStretch:function(){var a=Math.log(this.parameters.maxTextureMagnification/this.browser.getDevicePixelScale())/Math.LN2;return a},clampXY:function(j,g){var e=this.container.clientWidth;var d=this.container.clientHeight;var f=Math.pow(2,this.zoom);var b=e/f;var a=d/f;var i=function(m,o,n){var l=m/2;l=Math.min(o/2,l);if(n<l){n=l}var k=o-m/2;k=Math.max(o/2,k);if(n>k){n=k}return n};var c={};if(j!=null){c.x=i(b,this.width,j)}if(g!=null){c.y=i(a,this.height,g)}return c},layout:function(){var o=this.container.clientWidth;var c=this.container.clientHeight;var p=Math.min(this.maxZoom,Math.max(this.zoom-this.getTextureStretch(),this.minZoom));var l=Math.min(0,Math.ceil(p));var e=Math.pow(2,l);var m=this.clampXY(this.x,this.y);if(!this.parameters.wrapY){this.y=m.y}if(!this.parameters.wrapX){this.x=m.x}var u=this.tileSize/e;var j=Math.pow(2,this.zoom-l);var d=this.tileSize*j;var n=this.width/u;var k=this.height/u;var g=this.x/u;var f=this.y/u;var b=g-(o/2)/d;var a=f-(c/2)/d;var s=Math.floor(b);var r=Math.floor(a);var v=Math.round((b-s)*d);var t=Math.round((a-r)*d);for(var q=0;q<this.layers.length;++q){this.layers[q].layout(p,-v-d,-t-d,s-1,r-1,Math.ceil(d),Math.ceil(d),1)}},resize:function(){var c=Math.ceil(2*this.container.clientWidth/this.tileSize)+2;var a=Math.ceil(2*this.container.clientHeight/this.tileSize)+2;for(var b=0;b<this.layers.length;++b){this.layers[b].resize(c,a)}},createLayerContainer:function(){var a=document.createElement("div");a.style.position="absolute";a.style.overflow="hidden";return a},getContainer:function(){return this.container},addLayer:function(a){this.container.appendChild(a.getContainer());this.layers.push(a)},clampZoom:function(a){return Math.min(this.maxZoom,Math.max(a,this.minZoom))},setZoom:function(c,e){this.zoom=this.clampZoom(c);var g=Math.ceil(this.zoom-this.getTextureStretch());var b=Math.pow(2,g);var f=Math.ceil(b*this.width/this.tileSize);var d=Math.ceil(b*this.height/this.tileSize);for(var a=0;a<this.layers.length;++a){this.layers[a].setMaxTiles(f,d)}if(e){this.layout()}},setMaxZoom:function(a){this.maxZoom=a},getMaxZoom:function(){return this.maxZoom},setMinZoom:function(a){this.minZoom=a},getMinZoom:function(){return this.minZoom},adjustCoordinateForZoom:function(e,a,d,c){var b=Math.pow(2,d)/Math.pow(2,c);return a+(e-a)*b},gestureStart:function(a){this.currentGesture={startZoom:this.zoom,scale:a.scale}},gestureEnd:function(a){this.currentGesture=null;if(this.dragStart){this.dragStart.hadGesture=true}},gestureChange:function(d){if(this.currentGesture){if(this.dragStart){this.dragStart.hadGesture=true}var c=this.clampZoom(this.currentGesture.startZoom+Math.log(d.scale)/Math.log(2));var e=this.getZoom();if(this.currentGesture.clientX!==undefined&&this.currentGesture.clientY!==undefined){var b=this.clientToImage(this.currentGesture.clientX,this.currentGesture.clientY);var a=this.adjustCoordinateForZoom(this.x,b.x,e,c);var f=this.adjustCoordinateForZoom(this.y,b.y,e,c);this.moveTo(a,f,c)}else{this.setZoom(c);this.layout()}}},dragMouseDown:function(a){this.dragStart={x:a.clientX,y:a.clientY};this.dragLast={clientX:a.clientX,clientY:a.clientY,dx:0,dy:0,dt:1000000,time:new Date().getTime()};this.dragged=false},dragMouseMove:function(a){if(this.currentGesture!=null&&a.changedTouches!=null&&a.changedTouches.length>0){var e=0;var d=0;for(var j=0;j<a.changedTouches.length;++j){e+=a.changedTouches[j].clientX;d+=a.changedTouches[j].clientY}this.currentGesture.clientX=e/a.changedTouches.length;this.currentGesture.clientY=d/a.changedTouches.length}if(this.currentGesture==null&&this.dragStart!=null){var k={x:a.clientX-this.dragStart.x,y:a.clientY-this.dragStart.y};if(k.x!=0||k.y!=0){this.dragged=true}var c=Math.pow(2,this.zoom);var g=k.x/c;var f=k.y/c;this.dragStart={x:a.clientX,y:a.clientY};var b=new Date().getTime()-this.dragLast.time;if(b>20){this.dragLast={dx:this.dragLast.clientX-a.clientX,dy:this.dragLast.clientY-a.clientY,dt:b,clientX:a.clientX,clientY:a.clientY,time:new Date().getTime()}}this.moveTo(this.x-g,this.y-f)}},dragMouseUp:function(a){if(this.currentGesture==null&&!this.dragStart.hadGesture&&this.dragStart!=null){this.dragStart=null;if(!this.dragged){this.mouseClick(a)}else{var e=Math.pow(2,this.zoom);var j=this.dragLast.dx/e;var i=this.dragLast.dy/e;var d=Math.sqrt(j*j+i*i);var c=this.dragLast.dt;var b=new Date().getTime()-this.dragLast.time;this.dragLast=null;var g=c>0?(d/c):0;if(g>0.05&&b<250&&c>20&&this.parameters.fling){var f=new Date().getTime();j/=c;i/=c;this.flyTo(this.x+j*250,this.y+i*250,this.zoom)}}}},mouseDoubleClick:function(b){var a=this.createImageEventData({type:"dblclick",clientX:b.clientX,clientY:b.clientY});this.fireEvent("dblclick",a);if(!a.defaultPrevented){this.flyTo(a.imageX,a.imageY,this.zoom+0.5)}},getZoom:function(){return this.zoom},moveTo:function(a,d,b,c){this.stopFlying();if(a!=null||d!=null){this.setPosition(a,d,false)}if(b!=null){this.setZoom(b,false)}if(c==undefined||c==true){this.layout()}},setPosition:function(a,d,c){var b=this.clampXY(a,d);if(a!=null){if(this.parameters.wrapX){if(a<0||a>=this.width){a=(a+this.width)%this.width}}else{a=b.x}this.x=Math.max(0,Math.min(this.width,a))}if(d!=null){if(this.parameters.wrapY){if(d<0||d>=this.height){d=(d+this.height)%this.height}}else{d=b.y}this.y=Math.max(0,Math.min(this.height,d))}if(c!=false){this.layout()}},fitZoom:function(c,a){var b=a/c;return Math.log(b)/Math.LN2},getZoomToFitValue:function(){return Math.min(this.fitZoom(this.parameters.width,this.container.clientWidth),this.fitZoom(this.parameters.height,this.container.clientHeight))},getZoomToFillValue:function(){return Math.max(this.fitZoom(this.parameters.width,this.container.clientWidth),this.fitZoom(this.parameters.height,this.container.clientHeight))},zoomToFit:function(){this.moveTo(null,null,this.getZoomToFitValue())},zoomToFill:function(){this.moveTo(null,null,this.getZoomToFillValue())},zoomToFitHeight:function(){this.moveTo(null,null,this.fitZoom(this.parameters.height,this.container.clientHeight))},zoomToFitWidth:function(){this.moveTo(null,null,this.fitZoom(this.parameters.width,this.container.clientWidth))},flyZoomToFitHeight:function(){this.flyTo(null,this.parameters.height/2,this.fitZoom(this.parameters.height,this.container.clientHeight))},flyZoomToFitWidth:function(){this.flyTo(this.parameters.width/2,null,this.fitZoom(this.parameters.width,this.container.clientWidth))},flyZoomToFit:function(){this.flyTo(this.parameters.width/2,this.parameters.height/2,this.getZoomToFitValue())},clientToImage:function(c,a){var b=Math.pow(2,this.zoom);return{x:(c-this.container.clientWidth/2)/b+this.x,y:(a-this.container.clientHeight/2)/b+this.y}},mouseWheelHandler:function(g,d){var e=false;if(g>0){e=0.5}else{if(g<0){e=-0.5}}if(e){var b=this.clientToImage(d.clientX,d.clientY);var c=Math.min(this.maxZoom,Math.max(this.getZoom()+e,this.minZoom));var a=this.adjustCoordinateForZoom(this.x,b.x,this.getZoom(),c);var f=this.adjustCoordinateForZoom(this.y,b.y,this.getZoom(),c);this.flyTo(a,f,c,true)}},mouseWheel:function(a){var b=0;if(!a){a=window.event}if(a.wheelDelta){b=a.wheelDelta/120;if(window.opera){b=-b}}else{if(a.detail){b=-a.detail}}if(b){this.mouseWheelHandler(b,a)}if(a.preventDefault){a.preventDefault()}a.returnValue=false},onresize:function(){this.resize();this.layout()},getX:function(){return this.x},getY:function(){return this.y},stopFlying:function(){this.flying++},flyTo:function(m,l,q,e){var g=this;m=m!=null?m:this.x;l=l!=null?l:this.y;q=q!=null?q:this.zoom;e=e!=null?e:false;var d=this.x;var c=this.y;var o=this.zoom;var n=this.clampXY(m,l);var k=this.parameters.wrapX?m:n.x;var i=this.parameters.wrapY?l:n.y;var b=Math.min(this.maxZoom,Math.max(q,this.minZoom));this.flying++;var a=this.flying;var f=new Date().getTime();var p=function(z,x,t,s,r){var y=(x-z);var v=-y*Math.pow(2,-t*s);var u=t*r;if(y<0){v=Math.max(0,v-u)}else{v=Math.min(0,v+u)}return x+v};var j=function(){if(g.flying==a){var u=(new Date().getTime()-f)/1000;var r=p(d,k,u,e?10:4,e?0.2:1);var x=p(c,i,u,e?10:4,e?0.2:1);var v=p(o,b,u,10,0.2);var s=true;var t=Math.min(Math.pow(2,g.getZoom()),1);if(Math.abs(r-k)<(0.5*t)){r=k}else{s=false}if(Math.abs(x-i)<(0.5*t)){x=i}else{s=false}if(Math.abs(v-b)<0.02){v=b}else{s=false}g.setPosition(r,x,false);g.setZoom(v,false);g.layout();if(!s){g.browser.requestAnimationFrame(j,g.container)}}};this.browser.requestAnimationFrame(j,this.container)},rectVisibleAtZoomLevel:function(a,b){return Math.min(this.fitZoom(a,this.container.clientWidth),this.fitZoom(b,this.container.clientHeight))},getTouchAreaBaseSize:function(){var a=((this.container.clientWidth+this.container.clientHeight)/2)*0.2;return Math.min(a,Math.min(this.container.clientWidth,this.container.clientHeight)/6)},createImageEventData:function(b){var a=this.browser.getElementPosition(this.container);b.localX=b.clientX-a.x;b.localY=b.clientY-a.y;var c=Math.pow(2,this.zoom);b.imageX=(b.localX-this.container.clientWidth/2)/c+this.x;b.imageY=(b.localY-this.container.clientHeight/2)/c+this.y;b.target=this;b.currentTarget=this;return new bigshot.ImageEvent(b)},mouseClick:function(b){var a=this.createImageEventData({type:"click",clientX:b.clientX,clientY:b.clientY});this.fireEvent("click",a)},showTouchUI:function(f,g){if(!f){f=2500}if(!g){g=1000}var a=this.getTouchAreaBaseSize();var m=this.getTouchAreaBaseSize();var e=this.container.clientWidth/2;var d=this.container.clientHeight/2;var n=document.createElement("div");n.style.position="absolute";n.style.zIndex="9999";n.style.opacity=0.9;n.style.width=this.container.clientWidth+"px";n.style.height=this.container.clientHeight+"px";var b=document.createElement("div");b.style.position="absolute";var l=document.createElement("div");l.style.position="relative";l.style.background="black";l.style.textAlign="center";l.style.top=(d-m)+"px";l.style.left=(e-m)+"px";l.style.width=(2*m)+"px";l.style.height=(2*m)+"px";n.appendChild(b);b.appendChild(l);l.innerHTML="<span style='display:inline-box; position:relative; vertical-align:middle; font-size: 20pt; top: 10pt; color:white'>ZOOM IN</span>";var c=document.createElement("div");c.style.position="absolute";var k=document.createElement("div");k.style.position="relative";k.style.border=a+"px solid black";k.style.top="0px";k.style.left="0px";k.style.textAlign="center";k.style.width=this.container.clientWidth+"px";k.style.height=this.container.clientHeight+"px";k.style.MozBoxSizing=k.style.boxSizing=k.style.WebkitBoxSizing="border-box";k.innerHTML="<span style='position:relative; font-size: 20pt; top: -25pt; color:white'>ZOOM OUT</span>";c.appendChild(k);n.appendChild(c);this.container.appendChild(n);var j=this;var i=0.9;var p=g/50;if(p<1){p=1}var o=function(){i=i-(0.9/p);if(i<0){j.container.removeChild(n)}else{n.style.opacity=i;setTimeout(o,50)}};setTimeout(o,f)},exitFullScreen:function(){if(this.fullScreenHandler){this.removeEventListeners();this.fullScreenHandler.close();this.addEventListeners();this.fullScreenHandler=null;return}},fullScreen:function(a){if(this.fullScreenHandler){return}var c=document.createElement("div");c.style.position="absolute";c.style.fontSize="16pt";c.style.top="128px";c.style.width="100%";c.style.color="white";c.style.padding="16px";c.style.zIndex="9999";c.style.textAlign="center";c.style.opacity="0.75";c.innerHTML="<span style='border-radius: 16px; -moz-border-radius: 16px; padding: 16px; padding-left: 32px; padding-right: 32px; background:black'>Press Esc to exit full screen mode.</span>";var b=this;this.fullScreenHandler=new bigshot.FullScreen(this.container);this.fullScreenHandler.restoreSize=true;this.fullScreenHandler.addOnResize(function(){if(b.fullScreenHandler&&b.fullScreenHandler.isFullScreen){b.container.style.width=window.innerWidth+"px";b.container.style.height=window.innerHeight+"px"}b.onresize()});this.fullScreenHandler.addOnClose(function(){if(c.parentNode){try{div.removeChild(c)}catch(d){}}b.fullScreenHandler=null});if(a){this.fullScreenHandler.addOnClose(function(){a()})}this.removeEventListeners();this.fullScreenHandler.open();this.addEventListeners();if(this.fullScreenHandler.getRootElement()){this.fullScreenHandler.getRootElement().appendChild(c);setTimeout(function(){var e=0.75;var d=function(){e-=0.02;if(c.parentNode){if(e<=0){try{div.removeChild(c)}catch(f){}}else{c.style.opacity=e;setTimeout(d,20)}}};setTimeout(d,20)},3500)}return function(){b.fullScreenHandler.close()}},dispose:function(){this.browser.unregisterListener(window,"resize",this.onresizeHandler,false);this.removeEventListeners()}};bigshot.Object.extend(bigshot.ImageBase,bigshot.EventDispatcher);bigshot.Image=function(a){bigshot.setupFileSystem(a);a.merge(a.fileSystem.getDescriptor(),false);bigshot.ImageBase.call(this,a)};bigshot.Image.prototype={setupLayers:function(){var a=this;this.thisTileCache=new bigshot.ImageTileCache(function(){a.layout()},null,this.parameters);this.addLayer(new bigshot.TileLayer(this,this.parameters,0,0,this.thisTileCache))}};bigshot.Object.extend(bigshot.Image,bigshot.ImageBase);bigshot.HTMLElementLayer=function(d,b,c,a){this.hotspots=new Array();this.browser=new bigshot.Browser();this.image=d;this.container=d.createLayerContainer();this.parentContainer=d.getContainer();this.element=b;this.parentContainer.appendChild(b);this.w=c;this.h=a;this.resize(0,0)};bigshot.HTMLElementLayer.prototype={getContainer:function(){return this.container},resize:function(a,b){this.container.style.width=this.parentContainer.clientWidth+"px";this.container.style.height=this.parentContainer.clientHeight+"px"},layout:function(i,d,g,e,a,j,b,f){var c=Math.pow(2,this.image.getZoom());d-=b*e;g-=b*a;this.element.style.top=g+"px";this.element.style.left=d+"px";this.element.style.width=(this.w*c)+"px";this.element.style.height=(this.h*c)+"px"},setMaxTiles:function(b,a){}};bigshot.Object.validate("bigshot.HTMLElementLayer",bigshot.Layer);bigshot.HTMLDivElementLayer=function(e,b,c,a,f,d){this.wrapX=f;this.wrapY=d;this.hotspots=new Array();this.browser=new bigshot.Browser();this.image=e;this.container=e.createLayerContainer();this.parentContainer=e.getContainer();this.element=b;this.parentContainer.appendChild(b);this.w=c;this.h=a;this.resize(0,0)};bigshot.HTMLDivElementLayer.prototype={getContainer:function(){return this.container},resize:function(a,b){this.container.style.width=this.parentContainer.clientWidth+"px";this.container.style.height=this.parentContainer.clientHeight+"px"},layout:function(m,e,l,f,a,n,b,j){var d=Math.pow(2,this.image.getZoom());e-=b*f;l-=b*a;var c=(this.w*d);var k=(this.h*d);this.element.style.backgroundSize=c+"px "+k+"px";var i="0px";var g="0px";if(this.wrapY){this.element.style.top="0px";this.element.style.height=(this.parentContainer.clientHeight)+"px";g=l+"px"}else{this.element.style.top=l+"px";this.element.style.height=k+"px"}if(this.wrapX){this.element.style.left="0px";this.element.style.width=(this.parentContainer.clientWidth)+"px";i=e+"px"}else{this.element.style.left=e+"px";this.element.style.width=c+"px"}this.element.style.backgroundPosition=i+" "+g},setMaxTiles:function(b,a){}};bigshot.Object.validate("bigshot.HTMLDivElementLayer",bigshot.Layer);bigshot.SimpleImage=function(a,b){a.merge({fileSystem:null,fileSystemType:"simple",maxTextureMagnification:1,tileSize:1024},true);if(b){a.merge({width:b.width,height:b.height});this.imgElement=b}else{if(a.width==0||a.height==0){throw new Error("No imgElement and missing width or height in ImageParameters")}}bigshot.setupFileSystem(a);bigshot.ImageBase.call(this,a)};bigshot.SimpleImage.prototype={setupLayers:function(){if(!this.imgElement){this.imgElement=document.createElement("div");this.imgElement.style.backgroundImage="url('"+this.parameters.basePath+"')";this.imgElement.style.position="absolute";if(!this.parameters.wrapX&&!this.parameters.wrapY){this.imgElement.style.backgroundRepeat="no-repeat"}else{if(this.parameters.wrapX&&!this.parameters.wrapY){this.imgElement.style.backgroundRepeat="repeat-x"}else{if(!this.parameters.wrapX&&this.parameters.wrapY){this.imgElement.style.backgroundRepeat="repeat-y"}else{if(this.parameters.wrapX&&this.parameters.wrapY){this.imgElement.style.backgroundRepeat="repeat"}}}}}this.addLayer(new bigshot.HTMLDivElementLayer(this,this.imgElement,this.parameters.width,this.parameters.height,this.parameters.wrapX,this.parameters.wrapY))}};bigshot.Object.extend(bigshot.SimpleImage,bigshot.ImageBase);bigshot.FileSystem=function(){};bigshot.FileSystem.prototype={getFilename:function(a){},getImageFilename:function(b,a,c){},setPrefix:function(a){},getDescriptor:function(){},getPosterFilename:function(){}};bigshot.setupFileSystem=function(a){if(!a.fileSystem){if(a.fileSystemType=="archive"){a.fileSystem=new bigshot.ArchiveFileSystem(a)}else{if(a.fileSystemType=="dzi"){a.fileSystem=new bigshot.DeepZoomImageFileSystem(a)}else{if(a.fileSystemType=="simple"){a.fileSystem=new bigshot.SimpleFileSystem(a)}else{a.fileSystem=new bigshot.FolderFileSystem(a)}}}}};bigshot.SimpleFileSystem=function(a){this.parameters=a};bigshot.SimpleFileSystem.prototype={getDescriptor:function(){return{}},getPosterFilename:function(){return null},getFilename:function(a){return null},getImageFilename:function(b,a,c){return null},getPrefix:function(){return""},setPrefix:function(a){this.prefix=a}};bigshot.Object.validate("bigshot.SimpleFileSystem",bigshot.FileSystem);bigshot.FolderFileSystem=function(a){this.prefix=null;this.suffix="";this.parameters=a};bigshot.FolderFileSystem.prototype={getDescriptor:function(){this.browser=new bigshot.Browser();var b=this.browser.createXMLHttpRequest();b.open("GET",this.getFilename("descriptor"),false);b.send(null);var c={};if(b.status==200){var d=b.responseText.split(":");for(var a=0;a<d.length;a+=2){if(d[a]=="suffix"){c[d[a]]=d[a+1]}else{c[d[a]]=parseInt(d[a+1])}}this.suffix=c.suffix;return c}else{throw new Error("Unable to find descriptor.")}},getPosterFilename:function(){return this.getFilename("poster"+this.suffix)},setPrefix:function(a){this.prefix=a},getPrefix:function(){if(this.prefix){return this.prefix+"/"}else{return""}},getFilename:function(a){return this.parameters.basePath+"/"+this.getPrefix()+a},getImageFilename:function(c,b,d){var a=(-d)+"/"+c+"_"+b+this.suffix;return this.getFilename(a)}};bigshot.Object.validate("bigshot.FolderFileSystem",bigshot.FileSystem);bigshot.DeepZoomImageFileSystem=function(a){this.prefix="";this.suffix="";this.DZ_NAMESPACE="http://schemas.microsoft.com/deepzoom/2009";this.fullZoomLevel=0;this.posterName="";this.parameters=a};bigshot.DeepZoomImageFileSystem.prototype={getDescriptor:function(){var e={};var b=this.parameters.dataLoader.loadXml(this.parameters.basePath+this.prefix+".xml",false);var d=b.getElementsByTagName("Image")[0];var c=b.getElementsByTagName("Size")[0];e.width=parseInt(c.getAttribute("Width"));e.height=parseInt(c.getAttribute("Height"));e.tileSize=parseInt(d.getAttribute("TileSize"));e.overlap=parseInt(d.getAttribute("Overlap"));e.suffix="."+d.getAttribute("Format");e.posterSize=e.tileSize;this.suffix=e.suffix;this.fullZoomLevel=Math.ceil(Math.log(Math.max(e.width,e.height))/Math.LN2);e.minZoom=-this.fullZoomLevel;var a=Math.ceil(Math.log(e.tileSize)/Math.LN2);this.posterName=this.getImageFilename(0,0,a-this.fullZoomLevel);return e},setPrefix:function(a){this.prefix=a},getPosterFilename:function(){return this.posterName},getFilename:function(a){return this.parameters.basePath+this.prefix+"/"+a},getImageFilename:function(d,c,e){var a=this.fullZoomLevel+e;var b=a+"/"+d+"_"+c+this.suffix;return this.getFilename(b)}};bigshot.ArchiveFileSystem=function(d){this.indexSize=0;this.offset=0;this.index={};this.prefix="";this.suffix="";this.parameters=d;var a=new bigshot.Browser();var c=a.createXMLHttpRequest();c.open("GET",this.parameters.basePath+"&start=0&length=24&type=text/plain",false);c.send(null);if(c.status==200){if(c.responseText.substring(0,7)!="BIGSHOT"){alert('"'+this.parameters.basePath+'" is not a valid bigshot file');return}this.indexSize=parseInt(c.responseText.substring(8),16);this.offset=this.indexSize+24;c.open("GET",this.parameters.basePath+"&type=text/plain&start=24&length="+this.indexSize,false);c.send(null);if(c.status==200){var e=c.responseText.split(":");for(var b=0;b<e.length;b+=3){this.index[e[b]]={start:parseInt(e[b+1])+this.offset,length:parseInt(e[b+2])}}}else{alert('The index of "'+this.parameters.basePath+'" could not be loaded: '+c.status)}}else{alert('The header of "'+this.parameters.basePath+'" could not be loaded: '+c.status)}};bigshot.ArchiveFileSystem.prototype={getDescriptor:function(){this.browser=new bigshot.Browser();var b=this.browser.createXMLHttpRequest();b.open("GET",this.getFilename("descriptor"),false);b.send(null);var c={};if(b.status==200){var d=b.responseText.split(":");for(var a=0;a<d.length;a+=2){if(d[a]=="suffix"){c[d[a]]=d[a+1]}else{c[d[a]]=parseInt(d[a+1])}}this.suffix=c.suffix;return c}else{throw new Error("Unable to find descriptor.")}},getPosterFilename:function(){return this.getFilename("poster"+this.suffix)},getFilename:function(a){a=this.getPrefix()+a;if(!this.index[a]&&console){console.log("Can't find "+a)}var b=this.parameters.basePath+"&start="+this.index[a].start+"&length="+this.index[a].length;if(a.substring(a.length-4)==".jpg"){b=b+"&type=image/jpeg"}else{if(a.substring(a.length-4)==".png"){b=b+"&type=image/png"}else{b=b+"&type=text/plain"}}return b},getImageFilename:function(c,b,d){var a=(-d)+"/"+c+"_"+b+this.suffix;return this.getFilename(a)},getPrefix:function(){if(this.prefix){return this.prefix+"/"}else{return""}},setPrefix:function(a){this.prefix=a}};bigshot.Object.validate("bigshot.ArchiveFileSystem",bigshot.FileSystem);bigshot.VRTileCache=function(){};bigshot.VRTileCache.prototype={getTexture:function(b,a,c){},purge:function(){},dispose:function(){}};bigshot.ImageVRTileCache=function(c,a,b){this.imageTileCache=new bigshot.ImageTileCache(c,a,b);this.imageTileCache.setMaxTiles(999999,999999)};bigshot.ImageVRTileCache.prototype={getTexture:function(c,b,d){var a=this.imageTileCache.getImage(c,b,d);return a},purge:function(){this.imageTileCache.resetUsed()},dispose:function(){}};bigshot.Object.validate("bigshot.ImageVRTileCache",bigshot.VRTileCache);bigshot.TextureTileCache=function(d,a,c,b){this.parameters=c;this.webGl=b;this.fullImage=c.dataLoader.loadImage(c.fileSystem.getPosterFilename(),a);this.maxTextureCacheSize=512;this.maxImageCacheSize=2048;this.cachedTextures={};this.cachedImages={};this.requestedImages={};this.lastOnLoadFiredAt=0;this.imageRequests=0;this.partialImageSize=c.tileSize/8;this.imageLruMap=new bigshot.LRUMap();this.textureLruMap=new bigshot.LRUMap();this.onLoaded=d;this.browser=new bigshot.Browser();this.disposed=false};bigshot.TextureTileCache.prototype={getPartialTexture:function(b,o,e){if(this.fullImage.complete){var c=document.createElement("canvas");if(!c.width){return null}c.width=this.partialImageSize;c.height=this.partialImageSize;var n=c.getContext("2d");var p=this.parameters.posterSize/Math.max(this.parameters.width,this.parameters.height);var l=Math.floor(p*this.parameters.width);var d=Math.floor(p*this.parameters.height);var m=p*(this.parameters.tileSize-this.parameters.overlap)/Math.pow(2,e);var j=Math.floor(m*b);var i=Math.floor(m*o);var k=Math.floor(m);var f=Math.floor(m);var a=this.partialImageSize+2;var g=this.partialImageSize+2;if(j+k>l){k=l-j;a=this.partialImageSize*(k/Math.floor(m))}if(i+f>d){f=d-i;g=this.partialImageSize*(f/Math.floor(m))}n.drawImage(this.fullImage,j,i,k,f,-1,-1,a,g);return this.webGl.createImageTextureFromImage(c,this.parameters.textureMinFilter,this.parameters.textureMagFilter)}else{return null}},setCachedTexture:function(b,a){if(this.cachedTextures[b]!=null){this.webGl.deleteTexture(this.cachedTextures[b])}this.cachedTextures[b]=a},getTexture:function(d,c,e){var b=this.getImageKey(d,c,e);this.textureLruMap.access(b);this.imageLruMap.access(b);if(this.cachedTextures[b]){return this.cachedTextures[b]}else{if(this.cachedImages[b]){this.setCachedTexture(b,this.webGl.createImageTextureFromImage(this.cachedImages[b],this.parameters.textureMinFilter,this.parameters.textureMagFilter));return this.cachedTextures[b]}else{this.requestImage(d,c,e);var a=this.getPartialTexture(d,c,e);if(a){this.setCachedTexture(b,a)}return a}}},requestImage:function(d,c,e){var a=this.getImageKey(d,c,e);if(!this.requestedImages[a]){this.imageRequests++;var b=this;this.parameters.dataLoader.loadImage(this.getImageFilename(d,c,e),function(g){if(b.disposed){return}b.cachedImages[a]=g;b.setCachedTexture(a,b.webGl.createImageTextureFromImage(g,b.parameters.textureMinFilter,b.parameters.textureMagFilter));delete b.requestedImages[a];b.imageRequests--;var f=new Date();if(b.imageRequests==0||f.getTime()>(b.lastOnLoadFiredAt+50)){b.lastOnLoadFiredAt=f.getTime();b.onLoaded()}});this.requestedImages[a]=true}},purge:function(){var a=this;this.purgeCache(this.textureLruMap,this.cachedTextures,this.maxTextureCacheSize,function(b){a.webGl.deleteTexture(a.cachedTextures[b])});this.purgeCache(this.imageLruMap,this.cachedImages,this.maxImageCacheSize,function(b){})},purgeCache:function(b,c,a,e){for(var d=0;d<64;++d){if(b.getSize()>a){var f=b.leastUsed();b.remove(f);if(e){e(f)}delete c[f]}else{break}}},getImageKey:function(b,a,c){return"I"+b+"_"+a+"_"+c},getImageFilename:function(c,a,d){var b=this.parameters.fileSystem.getImageFilename(c,a,d);return b},dispose:function(){this.disposed=true;for(var a in this.cachedTextures){this.webGl.deleteTexture(this.cachedTextures[a])}}};bigshot.Object.validate("bigshot.TextureTileCache",bigshot.VRTileCache);bigshot.VRFace=function(b,j,g,d,m,l,e){var i=this;this.owner=b;this.key=j;this.topLeft=g;this.width=d;this.u=m;this.v=l;this.updated=false;this.parameters=new Object();for(var f in this.owner.getParameters()){this.parameters[f]=this.owner.getParameters()[f]}bigshot.setupFileSystem(this.parameters);this.parameters.fileSystem.setPrefix("face_"+j);this.parameters.merge(this.parameters.fileSystem.getDescriptor(),false);this.tileCache=b.renderer.createTileCache(function(){i.updated=true;b.renderUpdated(bigshot.VRPanorama.ONRENDER_TEXTURE_UPDATE)},e,this.parameters);this.fullSize=this.parameters.width;this.overlap=this.parameters.overlap;this.tileSize=this.parameters.tileSize;this.minDivisions=0;var c=Math.log(this.fullSize-this.overlap)/Math.LN2;var a=Math.log(this.tileSize-this.overlap)/Math.LN2;this.maxDivisions=Math.floor(c-a);this.maxTesselation=this.parameters.maxTesselation>=0?this.parameters.maxTesselation:this.maxDivisions};bigshot.VRFace.prototype={browser:new bigshot.Browser(),dispose:function(){this.tileCache.dispose()},pt3dMultAdd:function(d,b,c){return{x:d.x*b+c.x,y:d.y*b+c.y,z:d.z*b+c.z}},pt3dMult:function(b,a){return{x:b.x*a,y:b.y*a,z:b.z*a}},generateFace:function(g,e,d,b,a,c){d*=this.tileSize/(this.tileSize-this.overlap);var f=this.tileCache.getTexture(b,a,-this.maxDivisions+c);g.addQuad(this.owner.renderer.createTexturedQuad(e,this.pt3dMult(this.u,d),this.pt3dMult(this.v,d),f))},VISIBLE_NONE:0,VISIBLE_SOME:1,VISIBLE_ALL:2,pointInRect:function(b,c,a){return(b.x>=c.x&&b.y>=c.y&&b.x<a.x&&b.y<a.y)},intersectWithView:function intersectWithView(x){var d=0;var c=[];var m=x.length;for(var r=0;r<m;++r){if(x[r]==null){d++}else{c.push(x[r])}}if(d==4){return this.VISIBLE_NONE}var v=c[0].x;var t=c[0].y;var u=v;var s=t;var l=0;var j=0;var k=this.viewportWidth;var g=this.viewportHeight;var a=0;var b=c.length;for(var r=1;r<b;++r){var f=c[r].x;var e=c[r].y;v=v<f?v:f;t=t<e?t:e;u=u>f?u:f;s=s>e?s:e}var q=v>l?v:l;var p=t>j?t:j;var o=u<k?u:k;var n=s<g?s:g;if(q<=o&&p<=n){return this.VISIBLE_SOME}return this.VISIBLE_NONE},screenDistance:function screenDistance(b,a){if(b==null||a==null){return 0}return Math.max(Math.abs(b.x-a.x),Math.abs(b.y-a.y))},transformToScreen:function transformToScreen(a){return this.owner.renderer.transformToScreen(a)},generateSubdivisionFace:function generateSubdivisionFace(p,m,l,b,u,s,y){if(!y){y=new Array(4);y[0]=this.transformToScreen(m);var k=this.pt3dMultAdd(this.u,l,m);y[1]=this.transformToScreen(k);var n=this.pt3dMultAdd(this.v,l,m);y[3]=this.transformToScreen(n);var e=this.pt3dMultAdd(this.v,l,k);y[2]=this.transformToScreen(e)}var x=this.intersectWithView(y);if(x==this.VISIBLE_NONE){return}var j=0;for(var o=0;o<y.length;++o){var g=(o+1)%4;j=Math.max(this.screenDistance(y[o],y[g]),j)}j*=this.owner.browser.getDevicePixelScale();if(b<this.minDivisions||((j>this.owner.maxTextureMagnification*(this.tileSize-this.overlap))&&b<this.maxDivisions&&b<this.maxTesselation)){var t=this.pt3dMultAdd({x:this.u.x+this.v.x,y:this.u.y+this.v.y,z:this.u.z+this.v.z},l/2,m);var r=this.pt3dMultAdd(this.u,l/2,m);var f=this.pt3dMultAdd(this.v,l/2,m);var q=this.transformToScreen(t);var v=this.transformToScreen(f);var d=this.transformToScreen(r);var c=this.transformToScreen(this.pt3dMultAdd(this.u,l,f));var a=this.transformToScreen(this.pt3dMultAdd(this.v,l,r));this.generateSubdivisionFace(p,m,l/2,b+1,u*2,s*2,[y[0],d,q,v]);this.generateSubdivisionFace(p,r,l/2,b+1,u*2+1,s*2,[d,y[1],c,q]);this.generateSubdivisionFace(p,f,l/2,b+1,u*2,s*2+1,[v,q,a,y[3]]);this.generateSubdivisionFace(p,t,l/2,b+1,u*2+1,s*2+1,[q,c,y[2],a])}else{this.generateFace(p,m,l,u,s,b)}},isUpdated:function(){return this.updated},render:function(a){this.updated=false;this.viewportWidth=this.owner.renderer.getViewportWidth();this.viewportHeight=this.owner.renderer.getViewportHeight();this.generateSubdivisionFace(a,this.topLeft,this.width,0,0,0)},endRender:function(){this.tileCache.purge()}};bigshot.WebGLUtil={debug:false,contextNames:["webgl","experimental-webgl"],createContext0:function(a,b){var c=this.debug?WebGLDebugUtils.makeDebugContext(a.getContext(b)):a.getContext(b);return c},createContext:function(a){for(var b=0;b<this.contextNames.length;++b){try{var d=this.createContext0(a,this.contextNames[b]);if(d){return d}}catch(c){}}throw new Error("Could not initialize WebGL.")},isWebGLSupported:function(){var a=document.createElement("canvas");if(!a.width){return false}try{this.createContext(a);return true}catch(b){return false}}};bigshot.TransformStack=function(){this.mvMatrix=null;this.mvMatrixStack=[];this.reset()};bigshot.TransformStack.prototype={push:function(a){if(a){this.mvMatrixStack.push(a.dup());this.mvMatrix=a.dup();return mvMatrix}else{this.mvMatrixStack.push(this.mvMatrix.dup());return mvMatrix}},pop:function(){if(this.mvMatrixStack.length==0){throw new Error("Invalid popMatrix!")}this.mvMatrix=this.mvMatrixStack.pop();return mvMatrix},reset:function(){this.mvMatrix=Matrix.I(4)},multiply:function(a){this.mvMatrix=a.x(this.mvMatrix)},translate:function(b){var a=Matrix.Translation($V([b.x,b.y,b.z])).ensure4x4();this.multiply(a)},rotate:function(c,b){var d=c*Math.PI/180;var a=Matrix.Rotation(d,$V([b.x,b.y,b.z])).ensure4x4();this.multiply(a)},rotateX:function(a){this.rotate(a,{x:1,y:0,z:0})},rotateY:function(a){this.rotate(a,{x:0,y:1,z:0})},rotateZ:function(a){this.rotate(a,{x:0,y:0,z:1})},perspective:function(d,c,b,e){var a=makePerspective(d,c,b,e);this.multiply(a)},matrix:function(){return this.mvMatrix}};bigshot.WebGL=function(a){this.canvas=a;this.gl=bigshot.WebGLUtil.createContext(this.canvas);this.mvMatrix=new bigshot.TransformStack();this.pMatrix=new bigshot.TransformStack();this.shaderProgram=null;this.onresize()};bigshot.WebGL.prototype={onresize:function(){this.gl.viewportWidth=this.canvas.width;this.gl.viewportHeight=this.canvas.height},fragmentShader:"#ifdef GL_ES\n precision highp float;\n#endif\n\nvarying vec2 vTextureCoord;\n\nuniform sampler2D uSampler;\n\nvoid main(void) {\n gl_FragColor = texture2D(uSampler, vec2(vTextureCoord.s, vTextureCoord.t));\n}\n",vertexShader:"attribute vec3 aVertexPosition;\nattribute vec2 aTextureCoord;\n\nuniform mat4 uMVMatrix;\nuniform mat4 uPMatrix;\n\nvarying vec2 vTextureCoord;\n\nvoid main(void) {\n gl_Position = uPMatrix * uMVMatrix * vec4(aVertexPosition, 1.0);\n vTextureCoord = aTextureCoord;\n}",createShader:function(c,a){var b=this.gl.createShader(a);this.gl.shaderSource(b,c);this.gl.compileShader(b);if(!this.gl.getShaderParameter(b,this.gl.COMPILE_STATUS)){alert(this.gl.getShaderInfoLog(b));return null}return b},createFragmentShader:function(a){return this.createShader(a,this.gl.FRAGMENT_SHADER)},createVertexShader:function(a){return this.createShader(a,this.gl.VERTEX_SHADER)},initShaders:function(){this.shaderProgram=this.gl.createProgram();this.gl.attachShader(this.shaderProgram,this.createVertexShader(this.vertexShader));this.gl.attachShader(this.shaderProgram,this.createFragmentShader(this.fragmentShader));this.gl.linkProgram(this.shaderProgram);if(!this.gl.getProgramParameter(this.shaderProgram,this.gl.LINK_STATUS)){throw new Error("Could not initialise shaders");return}this.gl.useProgram(this.shaderProgram);this.shaderProgram.vertexPositionAttribute=this.gl.getAttribLocation(this.shaderProgram,"aVertexPosition");this.gl.enableVertexAttribArray(this.shaderProgram.vertexPositionAttribute);this.shaderProgram.textureCoordAttribute=this.gl.getAttribLocation(this.shaderProgram,"aTextureCoord");this.gl.enableVertexAttribArray(this.shaderProgram.textureCoordAttribute);this.shaderProgram.pMatrixUniform=this.gl.getUniformLocation(this.shaderProgram,"uPMatrix");this.shaderProgram.mvMatrixUniform=this.gl.getUniformLocation(this.shaderProgram,"uMVMatrix");this.shaderProgram.samplerUniform=this.gl.getUniformLocation(this.shaderProgram,"uSampler")},setMatrixUniforms:function(){this.gl.uniformMatrix4fv(this.shaderProgram.pMatrixUniform,false,new Float32Array(this.pMatrix.matrix().flatten()));this.gl.uniformMatrix4fv(this.shaderProgram.mvMatrixUniform,false,new Float32Array(this.mvMatrix.matrix().flatten()))},createImageTextureFromImage:function(d,a,c){var b=this.gl.createTexture();this.handleImageTextureLoaded(this,b,d,a,c);return b},createImageTextureFromSource:function(e,a,d){var f=new Image();var c=this.gl.createTexture();var b=this;f.onload=function(){b.handleImageTextureLoaded(b,c,f,a,d)};f.src=e;return c},handleImageTextureLoaded:function(c,b,e,a,d){c.gl.bindTexture(c.gl.TEXTURE_2D,b);c.gl.texImage2D(c.gl.TEXTURE_2D,0,c.gl.RGBA,c.gl.RGBA,c.gl.UNSIGNED_BYTE,e);c.gl.texParameteri(c.gl.TEXTURE_2D,c.gl.TEXTURE_MAG_FILTER,d?d:c.gl.NEAREST);c.gl.texParameteri(c.gl.TEXTURE_2D,c.gl.TEXTURE_MIN_FILTER,a?a:c.gl.NEAREST);c.gl.texParameteri(c.gl.TEXTURE_2D,c.gl.TEXTURE_WRAP_S,c.gl.CLAMP_TO_EDGE);c.gl.texParameteri(c.gl.TEXTURE_2D,c.gl.TEXTURE_WRAP_T,c.gl.CLAMP_TO_EDGE);if(a==c.gl.NEAREST_MIPMAP_NEAREST||a==c.gl.LINEAR_MIPMAP_NEAREST||a==c.gl.NEAREST_MIPMAP_LINEAR||a==c.gl.LINEAR_MIPMAP_LINEAR){c.gl.generateMipmap(c.gl.TEXTURE_2D)}c.gl.bindTexture(c.gl.TEXTURE_2D,null)},deleteTexture:function(a){this.gl.deleteTexture(a)},dispose:function(){delete this.canvas;delete this.gl}};bigshot.VRRenderer=function(){};bigshot.VRRenderer.prototype={createTileCache:function(c,a,b){},createTexturedQuadScene:function(){},createTexturedQuad:function(d,b,a,c){},getViewportWidth:function(){},getViewportHeight:function(){},transformToWorld:function(a){},transformWorldToScreen:function(a){},transformToScreen:function(a){},dispose:function(){},beginRender:function(b,a,d,c){},endRender:function(){},onresize:function(){},resize:function(a,b){},getElement:function(){}};bigshot.AbstractVRRenderer=function(){};bigshot.AbstractVRRenderer.prototype={transformToWorld:function transformToWorld(a){var b=this.mvMatrix.matrix().xPoint3Dhom1(a);return b},transformWorldToScreen:function transformWorldToScreen(d){if(d.z>0){return null}var a=this.pMatrix.matrix().xPoint3Dhom(d);if(Math.abs(a.w)<Sylvester.precision){return null}var i=a.x;var f=a.y;var e=a.z;var c=this.getViewportWidth();var g=this.getViewportHeight();var b={x:(c/2)*i/e+c/2,y:-(g/2)*f/e+g/2};return b},transformToScreen:function transformToScreen(a){var d=this.mvpMatrix.xPoint3Dhom(a);if(d.z<0){return null}var e=d.w;if(Math.abs(d.w)<Sylvester.precision){return null}var i=d.x;var f=d.y;var c=this.getViewportWidth();var g=this.getViewportHeight();var b={x:(c/2)*i/e+c/2,y:-(g/2)*f/e+g/2};return b}};bigshot.CSS3DVRRenderer=function(a){this.container=a;this.canvasOrigin=document.createElement("div");this.canvasOrigin.style.WebkitTransformOrigin="0px 0px 0px";this.canvasOrigin.style.WebkitTransformStyle="preserve-3d";this.canvasOrigin.style.WebkitPerspective="600px";this.canvasOrigin.style.position="relative";this.canvasOrigin.style.left="50%";this.canvasOrigin.style.top="50%";this.container.appendChild(this.canvasOrigin);this.viewport=document.createElement("div");this.viewport.style.WebkitTransformOrigin="0px 0px 0px";this.viewport.style.WebkitTransformStyle="preserve-3d";this.canvasOrigin.appendChild(this.viewport);this.world=document.createElement("div");this.world.style.WebkitTransformOrigin="0px 0px 0px";this.world.style.WebkitTransformStyle="preserve-3d";this.viewport.appendChild(this.world);this.browser.removeAllChildren(this.world);this.view=null;this.mvMatrix=new bigshot.TransformStack();this.yaw=0;this.pitch=0;this.fov=0;this.pMatrix=new bigshot.TransformStack();this.onresize=function(){};this.viewportSize=null};bigshot.CSS3DVRRenderer.prototype={browser:new bigshot.Browser(),dispose:function(){},createTileCache:function(c,a,b){return new bigshot.ImageVRTileCache(c,a,b)},createTexturedQuadScene:function(){return new bigshot.CSS3DTexturedQuadScene(this.world,128,this.view)},createTexturedQuad:function(d,b,a,c){return new bigshot.CSS3DTexturedQuad(d,b,a,c)},getElement:function(){return this.container},supportsUpdate:function(){return false},getViewportWidth:function(){if(this.viewportSize){return this.viewportSize.w}return this.browser.getElementSize(this.container).w},getViewportHeight:function(){if(this.viewportSize){return this.viewportSize.h}return this.browser.getElementSize(this.container).h},onresize:function(){},resize:function(a,b){if(this.container.style.width!=""){this.container.style.width=a+"px"}if(this.container.style.height!=""){this.container.style.height=b+"px"}},beginRender:function(e,c,j,g){this.viewportSize=this.browser.getElementSize(this.container);this.yaw=e.y;this.pitch=e.p;this.fov=c;var b=0.5*c*Math.PI/180;var a=this.getViewportHeight()/2;var f=a/Math.tan(b);this.mvMatrix.reset();this.view=j;this.mvMatrix.translate(this.view);this.mvMatrix.rotateZ(g.r);this.mvMatrix.rotateX(g.p);this.mvMatrix.rotateY(g.y);this.mvMatrix.rotateY(this.yaw);this.mvMatrix.rotateX(this.pitch);this.pMatrix.reset();this.pMatrix.perspective(this.fov,this.getViewportWidth()/this.getViewportHeight(),0.1,100);this.mvpMatrix=this.pMatrix.matrix().multiply(this.mvMatrix.matrix());this.canvasOrigin.style.WebkitPerspective=f+"px";for(var d=this.world.children.length-1;d>=0;--d){this.world.children[d].inWorld=1}this.world.style.WebkitTransform="rotate3d(1,0,0,"+(-e.p)+"deg) rotate3d(0,1,0,"+e.y+"deg) rotate3d(0,1,0,"+(g.y)+"deg) rotate3d(1,0,0,"+(-g.p)+"deg) rotate3d(0,0,1,"+(-g.r)+"deg) ";this.world.style.WebkitTransformStyle="preserve-3d";this.world.style.WebKitBackfaceVisibility="hidden";this.viewport.style.WebkitTransform="translateZ("+f+"px)"},endRender:function(){for(var a=this.world.children.length-1;a>=0;--a){var b=this.world.children[a];if(!b.inWorld||b.inWorld!=2){delete b.inWorld;this.world.removeChild(b)}}this.viewportSize=null}};bigshot.Object.extend(bigshot.CSS3DVRRenderer,bigshot.AbstractVRRenderer);bigshot.Object.validate("bigshot.CSS3DVRRenderer",bigshot.VRRenderer);bigshot.CSS3DTexturedQuad=function(d,b,a,c){this.p=d;this.u=b;this.v=a;this.image=c};bigshot.CSS3DTexturedQuad.prototype={crossProduct:function crossProduct(d,c){return{x:d.y*c.z-d.z*c.y,y:d.z*c.x-d.x*c.z,z:d.x*c.y-d.y*c.x}},vecToStr:function vecToStr(a){return(a.x)+","+(a.y)+","+(a.z)},quadTransform:function quadTransform(c,d,b){var a=this.crossProduct(d,b);var e="matrix3d("+this.vecToStr(d)+",0,"+this.vecToStr(b)+",0,"+this.vecToStr(a)+",0,"+this.vecToStr(c)+",1)";return e},norm:function norm(a){return Math.sqrt(a.x*a.x+a.y*a.y+a.z*a.z)},render:function render(e,i,a){var d=i/(this.image.width-1);var g=i*1;var f=this.p;var c=this.u;var b=this.v;this.image.style.position="absolute";if(!this.image.inWorld||this.image.inWorld!=1){e.appendChild(this.image)}this.image.inWorld=2;this.image.style.WebkitTransformOrigin="0px 0px 0px";this.image.style.WebkitTransform=this.quadTransform({x:(f.x+a.x)*g,y:(-f.y+a.y)*g,z:(f.z+a.z)*g},{x:c.x*d,y:-c.y*d,z:c.z*d},{x:b.x*d,y:-b.y*d,z:b.z*d})}};bigshot.CSS3DTexturedQuadScene=function(b,c,a){this.quads=new Array();this.world=b;this.scale=c;this.view=a};bigshot.CSS3DTexturedQuadScene.prototype={addQuad:function(a){this.quads.push(a)},render:function(){for(var a=0;a<this.quads.length;++a){this.quads[a].render(this.world,this.scale,this.view)}}};bigshot.TexturedQuadScene=function(){};bigshot.TexturedQuadScene.prototype={addQuad:function(a){},render:function(){}};bigshot.WebGLVRRenderer=function(a){this.container=a;this.canvas=document.createElement("canvas");this.canvas.width=480;this.canvas.height=480;this.canvas.style.position="absolute";this.container.appendChild(this.canvas);this.webGl=new bigshot.WebGL(this.canvas);this.webGl.initShaders();this.webGl.gl.clearColor(0,0,0,1);this.webGl.gl.blendFunc(this.webGl.gl.ONE,this.webGl.gl.ZERO);this.webGl.gl.enable(this.webGl.gl.BLEND);this.webGl.gl.disable(this.webGl.gl.DEPTH_TEST);this.webGl.gl.clearDepth(1);var b=this;this.buffers=new bigshot.TimedWeakReference(function(){return b.setupBuffers()},function(c){b.disposeBuffers(c)},1000)};bigshot.WebGLVRRenderer.prototype={createTileCache:function(c,a,b){return new bigshot.TextureTileCache(c,a,b,this.webGl)},createTexturedQuadScene:function(){return new bigshot.WebGLTexturedQuadScene(this.webGl,this.buffers)},setupBuffers:function(){var c=this.webGl.gl.createBuffer();var a=this.webGl.gl.createBuffer();this.webGl.gl.bindBuffer(this.webGl.gl.ARRAY_BUFFER,a);var d=[0,0,1,0,1,1,0,1];this.webGl.gl.bufferData(this.webGl.gl.ARRAY_BUFFER,new Float32Array(d),this.webGl.gl.STATIC_DRAW);var b=this.webGl.gl.createBuffer();this.webGl.gl.bindBuffer(this.webGl.gl.ELEMENT_ARRAY_BUFFER,b);var e=[0,2,1,0,3,2];this.webGl.gl.bufferData(this.webGl.gl.ELEMENT_ARRAY_BUFFER,new Uint16Array(e),this.webGl.gl.STATIC_DRAW);this.webGl.gl.bindBuffer(this.webGl.gl.ARRAY_BUFFER,a);this.webGl.gl.vertexAttribPointer(this.webGl.shaderProgram.textureCoordAttribute,2,this.webGl.gl.FLOAT,false,0,0);this.webGl.gl.bindBuffer(this.webGl.gl.ARRAY_BUFFER,c);this.webGl.gl.vertexAttribPointer(this.webGl.shaderProgram.vertexPositionAttribute,3,this.webGl.gl.FLOAT,false,0,0);return{vertexPositionBuffer:c,textureCoordBuffer:a,vertexIndexBuffer:b}},dispose:function(){this.buffers.dispose();this.container.removeChild(this.canvas);delete this.canvas;this.webGl.dispose();delete this.webGl},disposeBuffers:function(a){this.webGl.gl.deleteBuffer(a.vertexPositionBuffer);this.webGl.gl.deleteBuffer(a.vertexIndexBuffer);this.webGl.gl.deleteBuffer(a.textureCoordBuffer)},getElement:function(){return this.canvas},supportsUpdate:function(){return false},createTexturedQuad:function(d,b,a,c){return new bigshot.WebGLTexturedQuad(d,b,a,c)},getViewportWidth:function(){return this.webGl.gl.viewportWidth},getViewportHeight:function(){return this.webGl.gl.viewportHeight},beginRender:function(b,a,d,c){this.webGl.gl.viewport(0,0,this.webGl.gl.viewportWidth,this.webGl.gl.viewportHeight);this.webGl.pMatrix.reset();this.webGl.pMatrix.perspective(a,this.webGl.gl.viewportWidth/this.webGl.gl.viewportHeight,0.1,100);this.webGl.mvMatrix.reset();this.webGl.mvMatrix.translate(d);this.webGl.mvMatrix.rotateZ(c.r);this.webGl.mvMatrix.rotateX(c.p);this.webGl.mvMatrix.rotateY(c.y);this.webGl.mvMatrix.rotateY(b.y);this.webGl.mvMatrix.rotateX(b.p);this.mvMatrix=this.webGl.mvMatrix;this.pMatrix=this.webGl.pMatrix;this.mvpMatrix=this.pMatrix.matrix().multiply(this.mvMatrix.matrix())},endRender:function(){},resize:function(a,b){this.canvas.width=a;this.canvas.height=b;if(this.container.style.width!=""){this.container.style.width=a+"px"}if(this.container.style.height!=""){this.container.style.height=b+"px"}},onresize:function(){this.webGl.onresize()}};bigshot.Object.extend(bigshot.WebGLVRRenderer,bigshot.AbstractVRRenderer);bigshot.Object.validate("bigshot.WebGLVRRenderer",bigshot.VRRenderer);bigshot.TexturedQuad=function(){};bigshot.WebGLTexturedQuad=function(d,b,a,c){this.p=d;this.u=b;this.v=a;this.texture=c};bigshot.WebGLTexturedQuad.prototype={render:function(e,d,a,c){e.gl.bindBuffer(e.gl.ARRAY_BUFFER,d);var b=[this.p.x,this.p.y,this.p.z,this.p.x+this.u.x,this.p.y+this.u.y,this.p.z+this.u.z,this.p.x+this.u.x+this.v.x,this.p.y+this.u.y+this.v.y,this.p.z+this.u.z+this.v.z,this.p.x+this.v.x,this.p.y+this.v.y,this.p.z+this.v.z];e.gl.bufferData(e.gl.ARRAY_BUFFER,new Float32Array(b),e.gl.STATIC_DRAW);e.gl.activeTexture(e.gl.TEXTURE0);e.gl.bindTexture(e.gl.TEXTURE_2D,this.texture);e.gl.uniform1i(e.shaderProgram.samplerUniform,0);e.gl.bindBuffer(e.gl.ELEMENT_ARRAY_BUFFER,c);e.gl.drawElements(e.gl.TRIANGLES,6,e.gl.UNSIGNED_SHORT,0);e.gl.bindTexture(e.gl.TEXTURE_2D,null)}};bigshot.WebGLTexturedQuadScene=function(b,a){this.quads=new Array();this.webGl=b;this.buffers=a};bigshot.WebGLTexturedQuadScene.prototype={addQuad:function(a){this.quads.push(a)},render:function(){var a=this.buffers.get();var f=a.vertexPositionBuffer;var c=a.textureCoordBuffer;var e=a.vertexIndexBuffer;this.webGl.setMatrixUniforms();for(var d=0;d<this.quads.length;++d){this.quads[d].render(this.webGl,f,c,e)}}};bigshot.VRPanoramaParameters=function(b){this.posterSize=0;this.emptyImage=null;this.suffix=null;this.width=0;this.height=0;this.container=null;this.maxTesselation=-1;this.tileSize=0;this.overlap=0;this.basePath=null;this.fileSystemType="folder";this.fileSystem=null;this.dataLoader=new bigshot.DefaultDataLoader();this.maxTextureMagnification=1;this.textureMagFilter=null;this.textureMinFilter=null;this.minFov=2;this.maxFov=90;this.minPitch=-90;this.maxPitch=90;this.minYaw=-360;this.maxYaw=720;this.yawOffset=0;this.pitchOffset=0;this.rollOffset=0;this.onload=null;this.renderer=null;this.fling=true;this.flingScale=0.004;if(b){for(var a in b){this[a]=b[a]}}this.merge=function(d,e){for(var c in d){if(e||!this[c]){this[c]=d[c]}}};return this};bigshot.VRPanorama=function(d){bigshot.EventDispatcher.call(this);var c=this;this.parameters=d;this.maxTextureMagnification=d.maxTextureMagnification;this.container=d.container;this.browser=new bigshot.Browser();this.dragStart=null;this.dragDistance=0;this.hotspots=[];this.disposed=false;this.transformOffsets={y:d.yawOffset,p:d.pitchOffset,r:d.rollOffset};this.state={rotation:{p:0,y:0,r:0},fov:45,translation:{x:0,y:0,z:0}};this.renderer=null;if(this.parameters.renderer){if(this.parameters.renderer=="css"){this.renderer=new bigshot.CSS3DVRRenderer(this.container)}else{if(this.parameters.renderer=="webgl"){this.renderer=new bigshot.WebGLVRRenderer(this.container)}else{throw new Error("Unknown renderer: "+this.parameters.renderer)}}}else{this.renderer=bigshot.WebGLUtil.isWebGLSupported()?new bigshot.WebGLVRRenderer(this.container):new bigshot.CSS3DVRRenderer(this.container)}this.renderListeners=new Array();this.renderables=new Array();this.idleCounter=0;this.maxIdleCounter=-1;this.smoothrotatePermit=0;var f=function(g){if(g.preventDefault){g.preventDefault()}return false};this.fullScreenHandler=null;this.renderAsapPermitTaken=false;this.sizeContainer=null;var a={facesLeft:6,faceLoaded:function(){this.facesLeft--;if(this.facesLeft==0){if(c.parameters.onload){c.parameters.onload()}}}};var b=function(){a.faceLoaded()};this.vrFaces=new Array();this.vrFaces[0]=new bigshot.VRFace(this,"f",{x:-1,y:1,z:-1},2,{x:1,y:0,z:0},{x:0,y:-1,z:0},b);this.vrFaces[1]=new bigshot.VRFace(this,"b",{x:1,y:1,z:1},2,{x:-1,y:0,z:0},{x:0,y:-1,z:0},b);this.vrFaces[2]=new bigshot.VRFace(this,"l",{x:-1,y:1,z:1},2,{x:0,y:0,z:-1},{x:0,y:-1,z:0},b);this.vrFaces[3]=new bigshot.VRFace(this,"r",{x:1,y:1,z:-1},2,{x:0,y:0,z:1},{x:0,y:-1,z:0},b);this.vrFaces[4]=new bigshot.VRFace(this,"u",{x:-1,y:1,z:1},2,{x:1,y:0,z:0},{x:0,y:0,z:-1},b);this.vrFaces[5]=new bigshot.VRFace(this,"d",{x:-1,y:-1,z:-1},2,{x:1,y:0,z:0},{x:0,y:0,z:1},b);var e=function(g){if(g.clientX){return g}else{return{clientX:g.changedTouches[0].clientX,clientY:g.changedTouches[0].clientY}}};this.lastTouchStartAt=-1;this.allListeners={mousedown:function(g){c.smoothRotate();c.resetIdle();c.dragMouseDown(g);return f(g)},mouseup:function(g){c.resetIdle();c.dragMouseUp(g);return f(g)},mousemove:function(g){c.resetIdle();c.dragMouseMove(g);return f(g)},gesturestart:function(g){c.gestureStart(g);return f(g)},gesturechange:function(g){c.gestureChange(g);return f(g)},gestureend:function(g){c.gestureEnd(g);return f(g)},DOMMouseScroll:function(g){c.resetIdle();c.mouseWheel(g);return f(g)},mousewheel:function(g){c.resetIdle();c.mouseWheel(g);return f(g)},dblclick:function(g){c.mouseDoubleClick(g);return f(g)},touchstart:function(g){c.smoothRotate();c.lastTouchStartAt=new Date().getTime();c.resetIdle();c.dragMouseDown(e(g));return f(g)},touchend:function(i){c.resetIdle();var g=c.dragMouseUp(e(i));if(!g&&(c.lastTouchStartAt>new Date().getTime()-350)){c.mouseDoubleClick(e(i))}c.lastTouchStartAt=-1;return f(i)},touchmove:function(g){if(c.dragDistance>24){c.lastTouchStartAt=-1}c.resetIdle();c.dragMouseMove(e(g));return f(g)}};this.addEventListeners();this.onresizeHandler=function(g){c.onresize()};this.browser.registerListener(window,"resize",this.onresizeHandler,false);this.browser.registerListener(document.body,"orientationchange",this.onresizeHandler,false);this.setPitch(0);this.setYaw(0);this.setFov(45)};bigshot.VRPanorama.DRAG_GRAB="grab";bigshot.VRPanorama.DRAG_PAN="pan";bigshot.VRPanorama.ONRENDER_BEGIN=0;bigshot.VRPanorama.ONRENDER_END=1;bigshot.VRPanorama.ONRENDER_TEXTURE_UPDATE=0;bigshot.VRPanorama.prototype={addHotspot:function(a){this.hotspots.push(a)},getParameters:function(){return this.parameters},setTranslation:function(a,c,b){this.state.translation.x=a;this.state.translation.y=c;this.state.translation.z=b},getTranslation:function(){return this.state.translation},setFov:function(a){a=Math.min(this.parameters.maxFov,a);a=Math.max(this.parameters.minFov,a);this.state.fov=a},getFov:function(){return this.state.fov},screenToPolar:function(g,e){var c=this.screenToRayDelta(g,e);var f=$V([c.x,c.y,c.z,1]);f=Matrix.RotationX(this.getPitch()*Math.PI/180).ensure4x4().x(f);f=Matrix.RotationY(-this.getYaw()*Math.PI/180).ensure4x4().x(f);var l=f.e(1);var k=f.e(2);var j=f.e(3);var d=Math.sqrt(l*l+j*j);var a=Math.atan2(l,-j)*180/Math.PI;var i=Math.atan2(k,d)*180/Math.PI;var b={};b.yaw=(a+360)%360;b.pitch=i;return b},snapPitch:function(a){a=Math.min(this.parameters.maxPitch,a);a=Math.max(this.parameters.minPitch,a);return a},setPitch:function(a){this.state.rotation.p=this.snapPitch(a)},circleDistance:function(d,c){if(c>d){var b=(c-d);var a=((c-360)-d);return Math.abs(b)<Math.abs(a)?b:a}else{var b=(c-d);var a=(360-d)+c;return Math.abs(b)<Math.abs(a)?b:a}},circleSnapTo:function(d,e,c){var b=this.circleDistance(d,e);var a=this.circleDistance(d,c);return Math.abs(b)<Math.abs(a)?e:c},snapYaw:function(a){a%=360;if(a<0){a+=360}if(this.parameters.minYaw<this.parameters.maxYaw){if(a>this.parameters.maxYaw||a<this.parameters.minYaw){a=circleSnapTo(a,this.parameters.minYaw,this.parameters.maxYaw)}}else{if(a>this.parameters.minYaw){}else{if(a>this.parameters.maxYaw){a=circleSnapTo(a,this.parameters.minYaw,this.parameters.maxYaw)}else{}}}return a},setYaw:function(a){this.state.rotation.y=this.snapYaw(a)},getYaw:function(){return this.state.rotation.y},getPitch:function(){return this.state.rotation.p},dispose:function(){this.disposed=true;this.browser.unregisterListener(window,"resize",this.onresizeHandler,false);this.browser.unregisterListener(document.body,"orientationchange",this.onresizeHandler,false);this.removeEventListeners();for(var a=0;a<this.vrFaces.length;++a){this.vrFaces[a].dispose()}this.renderer.dispose()},createVREventData:function(b){var a=this.browser.getElementPosition(this.container);b.localX=b.clientX-a.x;b.localY=b.clientY-a.y;b.ray=this.screenToRay(b.localX,b.localY);var c=this.screenToPolar(b.localX,b.localY);b.yaw=c.yaw;b.pitch=c.pitch;b.target=this;b.currentTarget=this;return new bigshot.VREvent(b)},beginRender:function(b,a){this.onrender(bigshot.VRPanorama.ONRENDER_BEGIN,b,a);this.renderer.beginRender(this.state.rotation,this.state.fov,this.state.translation,this.transformOffsets)},addRenderListener:function(a){var b=new Array();b=b.concat(this.renderListeners);b.push(a);this.renderListeners=b},removeRenderListener:function(b){var c=new Array();c=c.concat(this.renderListeners);for(var a=0;a<c.length;++a){if(c[a]===b){c.splice(a,1);break}}this.renderListeners=c},onrender:function(d,c,b){var e=this.renderListeners;for(var a=0;a<e.length;++a){e[a](d,c,b)}},endRender:function(c,b){for(var a in this.vrFaces){this.vrFaces[a].endRender()}this.renderer.endRender();this.onrender(bigshot.VRPanorama.ONRENDER_END,c,b)},addRenderable:function(a){var b=new Array();b.concat(this.renderables);b.push(a);this.renderables=b},removeRenderable:function(b){var c=new Array();c.concat(this.renderables);for(var a=0;a<c.length;++a){if(c[a]==listener){c.splice(a,1);break}}this.renderables=c},render:function(d,c){if(!this.disposed){this.beginRender(d,c);var e=this.renderer.createTexturedQuadScene();for(var b in this.vrFaces){this.vrFaces[b].render(e)}for(var a=0;a<this.renderables.length;++a){this.renderables[a](this.renderer,e)}e.render();for(var a=0;a<this.hotspots.length;++a){this.hotspots[a].layout()}this.endRender(d,c)}},renderUpdated:function(d,c){if(!this.disposed&&this.renderer.supportsUpdate()){this.beginRender(d,c);var e=this.renderer.createTexturedQuadScene();for(var b in this.vrFaces){if(this.vrFaces[b].isUpdated()){this.vrFaces[b].render(e)}}e.render();for(var a=0;a<this.hotspots.length;++a){this.hotspots[a].layout()}this.endRender(d,c)}else{this.render(d,c)}},dragMode:bigshot.VRPanorama.DRAG_GRAB,setDragMode:function(a){this.dragMode=a},addEventListeners:function(){for(var a in this.allListeners){this.browser.registerListener(this.container,a,this.allListeners[a],false)}},removeEventListeners:function(){for(var a in this.allListeners){this.browser.unregisterListener(this.container,a,this.allListeners[a],false)}},dragMouseDown:function(a){this.dragStart={clientX:a.clientX,clientY:a.clientY};this.dragLast={clientX:a.clientX,clientY:a.clientY,dx:0,dy:0,dt:1000000,time:new Date().getTime()};this.dragDistance=0},dragMouseUp:function(i){if(this.dragStart==null||this.dragLast==null){this.dragStart=null;this.dragLast=null;return}this.dragStart=null;var l=this.dragLast.dx;var k=this.dragLast.dy;var d=Math.sqrt(l*l+k*k);var c=this.dragLast.dt;var b=new Date().getTime()-this.dragLast.time;this.dragLast=null;var j=c>0?(d/c):0;if(j>0.05&&b<250&&c>20&&this.parameters.fling){var f=this.state.fov/this.renderer.getViewportHeight();var g=new Date().getTime();var a=this.parameters.flingScale;l/=c;k/=c;this.smoothRotate(function(n){var m=new Date().getTime()-g;var e=Math.pow(2,-m*a);var o=(l*n*f)*e;return e>0.01?o:null},function(n){var m=new Date().getTime()-g;var e=Math.pow(2,-m*a);var o=(k*n*f)*e;return e>0.01?o:null},function(){return null});return true}else{this.smoothRotate();return false}},dragMouseMove:function(d){if(this.dragStart!=null&&this.currentGesture==null){if(this.dragMode==bigshot.VRPanorama.DRAG_GRAB){this.smoothRotate();var f=this.state.fov/this.renderer.getViewportHeight();var b=d.clientX-this.dragStart.clientX;var a=d.clientY-this.dragStart.clientY;this.dragDistance+=b+a;this.setYaw(this.getYaw()-b*f);this.setPitch(this.getPitch()-a*f);this.renderAsap();this.dragStart=d;var c=new Date().getTime()-this.dragLast.time;if(c>20){this.dragLast={dx:this.dragLast.clientX-d.clientX,dy:this.dragLast.clientY-d.clientY,dt:c,clientX:d.clientX,clientY:d.clientY,time:new Date().getTime()}}}else{var f=0.1*this.state.fov/this.renderer.getViewportHeight();var b=d.clientX-this.dragStart.clientX;var a=d.clientY-this.dragStart.clientY;this.dragDistance=b+a;this.smoothRotate(function(){return b*f},function(){return a*f})}}},onMouseDoubleClick:function(c,a,d){var b=this.createVREventData({type:"dblclick",clientX:c.clientX,clientY:c.clientY});this.fireEvent("dblclick",b);if(!b.defaultPrevented){this.smoothRotateToXY(a,d)}},mouseDoubleClick:function(a){var b=this.browser.getElementPosition(this.container);this.onMouseDoubleClick(a,a.clientX-b.x,a.clientY-b.y)},gestureStart:function(a){this.currentGesture={startFov:this.getFov(),scale:a.scale}},gestureEnd:function(a){this.currentGesture=null},gestureChange:function(a){if(this.currentGesture){var b=this.currentGesture.startFov/a.scale;this.setFov(b);this.renderAsap()}},setMaxTextureMagnification:function(a){this.maxTextureMagnification=a},getMaxTextureMagnification:function(){return this.maxTextureMagnification},getMinFovFromViewportAndImage:function(){var a=this.renderer.getViewportHeight()/2;var f=this.vrFaces[0].parameters.height;for(var c in this.vrFaces){f=Math.min(f,this.vrFaces[c].parameters.height)}var b=this.maxTextureMagnification*f/2;var d=a/b;var e=Math.atan(d)*180/Math.PI;return e*2},screenToRay:function(a,d){var c=this.screenToRayDelta(a,d);var b=this.renderer.transformToWorld(c);b=Matrix.RotationY(-this.transformOffsets.y*Math.PI/180).ensure4x4().xPoint3Dhom1(b);b=Matrix.RotationX(-this.transformOffsets.p*Math.PI/180).ensure4x4().xPoint3Dhom1(b);b=Matrix.RotationZ(-this.transformOffsets.r*Math.PI/180).ensure4x4().xPoint3Dhom1(b);return b},screenToRayDelta:function(j,i){var g=this.renderer.getViewportHeight()/2;var d=this.renderer.getViewportWidth()/2;var j=(j-d);var i=(i-g);var e=Math.tan((this.state.fov/2)*Math.PI/180);var f=e*this.renderer.getViewportWidth()/this.renderer.getViewportHeight();var c=j*f/d;var b=i*e/g;var a=-1;return{x:c,y:b,z:a}},smoothRotateToXY:function(a,c){var b=this.screenToPolar(a,c);this.smoothRotateTo(this.snapYaw(b.yaw),this.snapPitch(b.pitch),this.getFov(),this.state.fov/200)},ease:function(f,e,c,a){var b=c*40;if(!a){a=c/5}var d=c/1000;var g=f-e;if(g>b){g=-c}else{if(g<-b){g=c}else{if(Math.abs(g)<a){g=-g}else{if(Math.abs(g)<d){g=0}else{g=-(c*g)/(b)}}}}return g},resetIdle:function(){this.idleCounter=0},idleTick:function(){if(this.maxIdleCounter<0){return}++this.idleCounter;if(this.idleCounter==this.maxIdleCounter){this.autoRotate()}var a=this;setTimeout(function(){a.idleTick()},1000)},autoRotateWhenIdle:function(a){this.maxIdleCounter=a;this.idleCounter=0;if(a<0){return}else{if(this.maxIdleCounter>0){var b=this;setTimeout(function(){b.idleTick()},1000)}}},autoRotate:function(){var b=this;var d=this.state.fov/400;var c=d;var a=c;this.smoothRotate(function(){var e=b.getYaw()+a;if(b.parameters.minYaw<b.parameters.maxYaw){if(e>b.parameters.maxYaw||e<b.parameters.minYaw){a=-a}}else{if(e>b.parameters.minYaw){}else{if(e>b.parameters.maxYaw){a=-a}else{}}}return a},function(){return b.ease(b.getPitch(),0,c)},function(){return b.ease(b.getFov(),45,0.1)})},smoothRotateTo:function(e,d,a,c){var b=this;this.smoothRotate(function(){var g=b.circleDistance(e,b.getYaw());var f=-b.ease(0,g,c);return Math.abs(f)>0.01?f:null},function(){var f=b.ease(b.getPitch(),d,c);return Math.abs(f)>0.01?f:null},function(){var f=b.ease(b.getFov(),a,c);return Math.abs(f)>0.01?f:null})},smoothRotate:function(c,g,f){++this.smoothrotatePermit;var d=this.smoothrotatePermit;if(!g&&!c&&!f){return}var e=this;var b={dy:c,dp:g,df:f,t:new Date().getTime()};var a=function(){if(e.smoothrotatePermit==d){var i=new Date().getTime();var k=i-b.t;b.t=i;var j=false;if(b.dy){var l=b.dy(k);if(l!=null){j=true;e.setYaw(e.getYaw()+l)}else{b.dy=null}}if(b.dp){var l=b.dp(k);if(l!=null){j=true;e.setPitch(e.getPitch()+l)}else{b.dp=null}}if(b.df){var l=b.df(k);if(l!=null){j=true;e.setFov(e.getFov()+l)}else{b.df=null}}e.render();if(j){e.browser.requestAnimationFrame(a,e.renderer.getElement())}}};a()},mouseWheel:function(a){var b=0;if(!a){a=window.event}if(a.wheelDelta){b=a.wheelDelta/120;if(window.opera){b=-b}}else{if(a.detail){b=-a.detail}}if(b){this.mouseWheelHandler(b)}if(a.preventDefault){a.preventDefault()}a.returnValue=false},mouseWheelHandler:function(c){var a=this;var b=null;if(c>0){if(this.getFov()>this.parameters.minFov){b=this.getFov()*0.9}}if(c<0){if(this.getFov()<this.parameters.maxFov){b=this.getFov()/0.9}}if(b!=null){this.smoothRotate(null,null,function(){var d=(b-a.getFov())/1.5;return Math.abs(d)>0.01?d:null})}},fullScreen:function(a){if(this.fullScreenHandler){return}var d=document.createElement("div");d.style.position="absolute";d.style.fontSize="16pt";d.style.top="128px";d.style.width="100%";d.style.color="white";d.style.padding="16px";d.style.zIndex="9999";d.style.textAlign="center";d.style.opacity="0.75";d.innerHTML="<span style='border-radius: 16px; -moz-border-radius: 16px; padding: 16px; padding-left: 32px; padding-right: 32px; background:black'>Press Esc to exit full screen mode.</span>";var c=this;this.fullScreenHandler=new bigshot.FullScreen(this.container);this.fullScreenHandler.restoreSize=this.sizeContainer==null;this.fullScreenHandler.addOnResize(function(){c.onresize()});this.fullScreenHandler.addOnClose(function(){if(d.parentNode){try{div.removeChild(d)}catch(e){}}c.fullScreenHandler=null});if(a){this.fullScreenHandler.addOnClose(function(){a()})}this.removeEventListeners();this.fullScreenHandler.open();this.addEventListeners();var b=function(){c.render()};setTimeout(b,1000);setTimeout(b,2000);setTimeout(b,3000);if(this.fullScreenHandler.getRootElement()){this.fullScreenHandler.getRootElement().appendChild(d);setTimeout(function(){var f=0.75;var e=function(){f-=0.02;if(d.parentNode){if(f<=0){d.style.display="none";try{div.removeChild(d)}catch(g){}}else{d.style.opacity=f;setTimeout(e,20)}}};setTimeout(e,20)},3500)}return function(){c.removeEventListeners();c.fullScreenHandler.close();c.addEventListeners()}},onresize:function(){if(this.fullScreenHandler==null||!this.fullScreenHandler.isFullScreen){if(this.sizeContainer){var a=this.browser.getElementSize(this.sizeContainer);this.renderer.resize(a.w,a.h)}}else{this.container.style.width=window.innerWidth+"px";this.container.style.height=window.innerHeight+"px";var a=this.browser.getElementSize(this.container);this.renderer.resize(a.w,a.h)}this.renderer.onresize();this.renderAsap()},renderAsap:function(){if(!this.renderAsapPermitTaken&&!this.disposed){this.renderAsapPermitTaken=true;var a=this;this.browser.requestAnimationFrame(function(){a.renderAsapPermitTaken=false;a.render()},this.renderer.getElement())}},autoResizeContainer:function(a){this.sizeContainer=a}};bigshot.Object.extend(bigshot.VRPanorama,bigshot.EventDispatcher);bigshot.VRHotspot=function(a){this.panorama=a;this.clippingStrategy=bigshot.VRHotspot.CLIP_ADJUST(a)};bigshot.VRHotspot.CLIP_FRACTION=function(b,a){return function(f){var g={x0:Math.max(f.x,0),y0:Math.max(f.y,0),x1:Math.min(f.x+f.w,b.renderer.getViewportWidth()),y1:Math.min(f.y+f.h,b.renderer.getViewportHeight())};var e=f.w*f.h;var d=(g.x1-g.x0);var c=(g.y1-g.y0);if(d>0&&c>0){var i=d*c;return(i/e)>=a}else{return false}}};bigshot.VRHotspot.CLIP_CENTER=function(a){return function(b){var d={x:b.x+b.w/2,y:b.y+b.h/2};return d.x>=0&&d.x<a.renderer.getViewportWidth()&&d.y>=0&&d.y<a.renderer.getViewportHeight()}};bigshot.VRHotspot.CLIP_ADJUST=function(a){return function(b){if(b.x<0){b.w-=-b.x;b.x=0}if(b.y<0){b.h-=-b.y;b.y=0}if(b.x+b.w>a.renderer.getViewportWidth()){b.w=a.renderer.getViewportWidth()-b.x-1}if(b.y+b.h>a.renderer.getViewportHeight()){b.h=a.renderer.getViewportHeight()-b.y-1}return b.w>0&&b.h>0}};bigshot.VRHotspot.CLIP_ZOOM=function(a,c,b){return function(d){if(d.x>=0&&d.y>=0&&(d.x+c.w)<a.renderer.getViewportWidth()&&(d.y+c.h)<a.renderer.getViewportHeight()){d.w=c.w;d.h=c.h;return true}var f=0;if(d.x<0){f=Math.max(-d.x,f)}if(d.y<0){f=Math.max(-d.y,f)}if(d.x+c.w>a.renderer.getViewportWidth()){f=Math.max(d.x+c.w-a.renderer.getViewportWidth(),f)}if(d.y+c.h>a.renderer.getViewportHeight()){f=Math.max(d.y+c.h-a.renderer.getViewportHeight(),f)}f/=a.renderer.getViewportHeight();if(f>b){return false}var e=1/(1+f);d.w=c.w*e;d.h=c.w*e;if(d.x<0){d.x=0}if(d.y<0){d.y=0}if(d.x+d.w>a.renderer.getViewportWidth()){d.x=a.renderer.getViewportWidth()-d.w}if(d.y+d.h>a.renderer.getViewportHeight()){d.y=a.renderer.getViewportHeight()-d.h}return true}};bigshot.VRHotspot.CLIP_FADE=function(a,b){return function(c){var d=Math.min(c.x,c.y,a.renderer.getViewportWidth()-(c.x+c.w),a.renderer.getViewportHeight()-(c.y+c.h));if(d<=0){return false}else{if(d<=b){c.opacity=(d/b);return true}else{c.opacity=1;return true}}}};bigshot.VRHotspot.prototype={layout:function(){},rotate:function(d,c,b){var e=d*Math.PI/180;var a=Matrix.Rotation(e,$V([c.x,c.y,c.z])).ensure4x4();return a.xPoint3Dhom1(b)},toVector:function(c,b){var a={x:0,y:0,z:-1};a=this.rotate(-b,{x:1,y:0,z:0},a);a=this.rotate(-c,{x:0,y:1,z:0},a);return a},toScreen:function(b){var a=this.panorama.renderer.transformToScreen(b);return a},clip:function(a){return this.clippingStrategy(a)}};bigshot.VRPointHotspot=function(c,e,d,b,a,f){bigshot.VRHotspot.call(this,c);this.element=b;this.offsetX=a;this.offsetY=f;this.point=this.toVector(e,d)};bigshot.VRPointHotspot.prototype={layout:function(){var b=this.toScreen(this.point);var c=false;if(b!=null){var a=this.panorama.browser.getElementSize(this.element);b.w=a.w;b.h=a.h;b.x+=this.offsetX;b.y+=this.offsetY;if(this.clip(b)){this.element.style.top=(b.y)+"px";this.element.style.left=(b.x)+"px";this.element.style.width=(b.w)+"px";this.element.style.height=(b.h)+"px";if(b.opacity){this.element.style.opacity=b.opacity}this.element.style.visibility="inherit";c=true}}if(!c){this.element.style.visibility="hidden"}}};bigshot.Object.extend(bigshot.VRPointHotspot,bigshot.VRHotspot);bigshot.Object.validate("bigshot.VRPointHotspot",bigshot.VRHotspot);bigshot.VRRectangleHotspot=function(d,f,b,e,a,c){bigshot.VRHotspot.call(this,d);this.element=c;this.point0=this.toVector(f,b);this.point1=this.toVector(e,a)};bigshot.VRRectangleHotspot.prototype={layout:function(){var a=this.toScreen(this.point0);var d=this.toScreen(this.point1);var c=false;if(a!=null&&d!=null){var b={x:a.x,y:a.y,opacity:1,w:d.x-a.x,h:d.y-a.y};if(this.clip(b)){this.element.style.top=(b.y)+"px";this.element.style.left=(b.x)+"px";this.element.style.width=(b.w)+"px";this.element.style.height=(b.h)+"px";this.element.style.visibility="inherit";c=true}}if(!c){this.element.style.visibility="hidden"}}};bigshot.Object.extend(bigshot.VRRectangleHotspot,bigshot.VRHotspot);bigshot.Object.validate("bigshot.VRRectangleHotspot",bigshot.VRHotspot);bigshot.AdaptiveLODMonitorParameters=function(b){this.vrPanorama=null;this.targetFps=30;this.tolerance=0.3;this.rate=0.1;this.minMag=1.5;this.maxMag=16;this.hqRenderMag=1.5;this.hqRenderDelay=2000;this.hqRenderInterval=1000;if(b){for(var a in b){this[a]=b[a]}}this.merge=function(d,e){for(var c in d){if(e||!this[c]){this[c]=d[c]}}};return this};bigshot.AdaptiveLODMonitor=function(b){this.setParameters(b);this.currentAdaptiveMagnification=b.vrPanorama.getMaxTextureMagnification();this.frames=0;this.samples=0;this.renderTimeTotal=0;this.renderTimeLast=0;this.samplesLast=0;this.startTime=0;this.lastRender=0;this.hqRender=false;this.hqMode=false;this.hqRenderWaiting=false;this.enabled=true;var a=this;this.listenerFunction=function(e,d,c){a.listener(e,d,c)}};bigshot.AdaptiveLODMonitor.prototype={averageRenderTime:function(){if(this.samples>0){return this.renderTimeTotal/this.samples}else{return -1}},setParameters:function(a){this.parameters=a;this.targetTime=1000/this.parameters.targetFps;this.lowerTime=this.targetTime/(1+this.parameters.tolerance);this.upperTime=this.targetTime*(1+this.parameters.tolerance)},setEnabled:function(a){this.enabled=a},averageRenderTimeLast:function(){if(this.samples>0){return this.renderTimeLast/this.samplesLast}else{return -1}},getListener:function(){return this.listenerFunction},increaseDetail:function(){this.currentAdaptiveMagnification=Math.max(this.parameters.minMag,this.currentAdaptiveMagnification/(1+this.parameters.rate))},decreaseDetail:function(){this.currentAdaptiveMagnification=Math.min(this.parameters.maxMag,this.currentAdaptiveMagnification*(1+this.parameters.rate))},sample:function(){var b=new Date().getTime()-this.startTime;this.samples++;this.renderTimeTotal+=b;this.samplesLast++;this.renderTimeLast+=b;if(this.samplesLast>4){var a=this.renderTimeLast/this.samplesLast;if(a<this.lowerTime){this.increaseDetail()}else{if(a>this.upperTime){this.decreaseDetail()}}this.samplesLast=0;this.renderTimeLast=0}},hqRenderTick:function(){if(this.lastRender<new Date().getTime()-this.parameters.hqRenderDelay){this.hqRender=true;this.hqMode=true;if(this.enabled){this.parameters.vrPanorama.setMaxTextureMagnification(this.parameters.hqRenderMag);this.parameters.vrPanorama.render()}this.hqRender=false;this.hqRenderWaiting=false}else{var a=this;setTimeout(function(){a.hqRenderTick()},this.parameters.hqRenderInterval)}},listener:function(d,c,b){if(!this.enabled){return}if(this.hqRender){return}if(this.hqMode&&c==bigshot.VRPanorama.ONRENDER_TEXTURE_UPDATE){this.parameters.vrPanorama.setMaxTextureMagnification(this.parameters.minMag);return}else{this.hqMode=false}this.parameters.vrPanorama.setMaxTextureMagnification(this.currentAdaptiveMagnification);this.frames++;if((this.frames<20||this.frames%5==0)&&d==bigshot.VRPanorama.ONRENDER_BEGIN){this.startTime=new Date().getTime();this.lastRender=this.startTime;var a=this;setTimeout(function(){a.sample()},1);if(!this.hqRenderWaiting){this.hqRenderWaiting=true;setTimeout(function(){a.hqRenderTick()},this.parameters.hqRenderInterval)}}}}}; |