var SLIDESTATE_LOADING=0,SLIDESTATE_LOADED=1,SLIDESTATE_SHOWING=2,SLIDESTATE_SHOWED=3,SLIDESTATE_HIDING=4,SLIDESTATE_HIDDEN=5,THEME_NONE="none",THEME_STACK="stack",THEME_RANDOM_STACK="randomStack",THEME_RANDOM_SLIDE="randomSlide",ANIMATION_NONE="none",ANIMATION_RANDOM="random",ANIMATION_FADE="fade",ANIMATION_ZOOM="zoom",ANIMATION_LEFT_TO_RIGHT="leftToRight",ANIMATION_RIGHT_TO_LEFT="rightToLeft",ANIMATION_TOP_TO_BOTTOM="topToBottom",ANIMATION_BOTTOM_TO_TOP="bottomToTop",ANIMATION_ZOOM_HORIZONTAL="zoomHorizontal",ANIMATION_ZOOM_VERTICAL="zoomVertical",animations=[ANIMATION_FADE,ANIMATION_ZOOM,ANIMATION_LEFT_TO_RIGHT,ANIMATION_RIGHT_TO_LEFT,ANIMATION_TOP_TO_BOTTOM,ANIMATION_BOTTOM_TO_TOP,ANIMATION_ZOOM_HORIZONTAL,ANIMATION_ZOOM_VERTICAL];SlideInfo=function(slideSettings,index,imageUrl,thumbnailUrl,caption){if(!slideSettings)return;this.imageUrl=imageUrl;this.thumbnailUrl=thumbnailUrl;this.caption=caption;this.slide=null;this.speedRatio=slideSettings.speedRatio;this.duration=slideSettings.duration;this.endDelay=slideSettings.endDelay;this.animationBegin=slideSettings.animationBegin;this.animationEnd=slideSettings.animationEnd;this.centerX=slideSettings.centerX;this.centerY=slideSettings.centerY;this.scale=slideSettings.scale;this.rotateAngle=slideSettings.rotateAngle;this.borderVisible=slideSettings.borderVisible;this.borderColor=slideSettings.borderColor;this.borderWidth=slideSettings.borderWidth;this.borderRadius=slideSettings.borderRadius;if(slideSettings.theme==THEME_RANDOM_STACK||slideSettings.theme==THEME_RANDOM_SLIDE){this.duration="0:0:3";this.endDelay=slideSettings.theme==THEME_RANDOM_STACK?"0:0:17":"0:0:0";this.centerX=Math.random()*.5-.25;this.centerY=Math.random()*.5-.25;this.scale=.5;this.rotateAngle=Math.random()*20-10;this.borderVisible=true;this.borderColor="White";this.borderWidth=4;this.borderRadius=4}else if(slideSettings.theme==THEME_STACK){this.duration="0:0:4";this.endDelay="0:0:12";this.centerX=Math.random()*.12-.06;this.centerY=Math.random()*.12-.06;this.scale=.75;this.rotateAngle=Math.random()*20-10;this.borderVisible=true;this.borderColor="White";this.borderWidth=8;this.borderRadius=4}};SlideInfo.prototype={getUrl:function(url){if(url)return this.baseUrl?this.baseUrl+url:url;return null},getImageUrl:function(){return this.getUrl(this.imageUrl)},getThumbnailUrl:function(){return this.getUrl(this.thumbnailUrl)},getRandomAnimation:function(){return animations[Math.floor(Math.random()*animations.length)]}};Slide=function(control,slideInfo,width,height,warningImageUrl){this.warningImageUrl=warningImageUrl;this.slideInfo=slideInfo;var xaml=this.getXaml(slideInfo);this.content=control.content.createFromXaml(xaml,true);this.slide=this.content.findName("slide");this.slideBorder=this.content.findName("slideBorder");this.slideImage=this.content.findName("slideImage");this.slideImageLoader=this.content.findName("slideImageLoader");this.storyboard=this.content.findName("storyboard");this.storyboardEnd=this.content.findName("storyboardEnd");this.rotate=this.content.findName("rotate");this.scale=this.content.findName("scale");var beginTime=this.storyboardEnd.beginTime.seconds;this.storyboardEnd.beginTime=this.getTimespan(beginTime/this.slideInfo.speedRatio);this.slideImageLoader.addEventListener("DownloadProgressChanged",Silverlight.createDelegate(this,this.slide_downloadProgressChanged));this.slideImageLoader.addEventListener("ImageFailed",Silverlight.createDelegate(this,this.slide_imageFailed));this.storyboard.addEventListener("Completed",Silverlight.createDelegate(this,this.storyboard_Completed));this.storyboardEnd.addEventListener("Completed",Silverlight.createDelegate(this,this.storyboardEnd_Completed));this.stateChanged=null;this.state=SLIDESTATE_LOADING;this.paused=false;this.resize(width,height)};Slide.prototype={slide_downloadProgressChanged:function(sender,eventArgs){if(sender.downloadProgress==1)if(sender.width==0||sender.height==0)this.timerId=window.setTimeout(Silverlight.createDelegate(this,this.slide_ontimer),50);else{this.actualWidth=sender.width;this.actualHeight=sender.height;this.slideImage.source=this.slideImageLoader.source;this.onstateChanged(SLIDESTATE_LOADED);this.resize(this.width,this.height)}else this.onstateChanged(SLIDESTATE_LOADING,sender.downloadProgress)},slide_ontimer:function(){window.clearTimeout(this.timerId);this.slideImageLoader&&this.slide_downloadProgressChanged(this.slideImageLoader,null)},slide_imageFailed:function(sender,eventArgs){if(!this.imageFailed){this.imageFailed=true;this.slideImageLoader.Source=this.warningImageUrl}else this.onstateChanged(SLIDESTATE_LOADED)},storyboard_Completed:function(sender,eventArgs){this.onstateChanged(SLIDESTATE_SHOWED)},storyboardEnd_Completed:function(sender,eventArgs){this.onstateChanged(SLIDESTATE_HIDDEN)},onstateChanged:function(state,progress){this.state=state;this.stateChanged&&this.stateChanged(this,state,progress)},show:function(){if(this.state!=SLIDESTATE_LOADING){this.slide.visibility="Visible";this.storyboardEnd.stop();this.storyboard.begin();this.onstateChanged(SLIDESTATE_SHOWING)}},hide:function(immediately){this.storyboard.stop();if(immediately){this.storyboardEnd.stop();this.onstateChanged(SLIDESTATE_HIDDEN)}else{this.storyboardEnd.begin();this.onstateChanged(SLIDESTATE_HIDING)}},pause:function(){if(!this.paused){this.paused=true;this.storyboard.pause();this.storyboardEnd.pause()}},resume:function(){if(this.paused){this.paused=false;this.storyboard.resume();this.storyboardEnd.resume()}},unload:function(){this.content=null;this.slide=null;this.slideBorder=null;this.slideImage=null;this.slideImageLoader=null;this.storyboard=null;this.storyboardEnd=null;this.scale=null;this.rotate=null},resize:function(width,height){this.width=width;this.height=height;if(this.state==SLIDESTATE_LOADING)return;this.slide.setValue("Canvas.Left",this.slideInfo.centerX*width);this.slide.setValue("Canvas.Top",this.slideInfo.centerY*height);this.slide.width=width;this.slide.height=height;var borderScale=1/this.slideInfo.scale,imageScale;if(this.actualWidth/width<this.actualHeight/height){imageScale=this.height/this.actualHeight;this.slideBorder.setValue("Canvas.Left",(this.width-this.actualWidth*imageScale)/2-this.slideInfo.borderWidth*borderScale);this.slideBorder.setValue("Canvas.Top",-this.slideInfo.borderWidth*borderScale)}else{imageScale=this.width/this.actualWidth;this.slideBorder.setValue("Canvas.Left",-this.slideInfo.borderWidth*borderScale);this.slideBorder.setValue("Canvas.Top",(this.height-this.actualHeight*imageScale)/2-this.slideInfo.borderWidth*borderScale)}this.slideBorder.height=this.actualHeight*imageScale+2*this.slideInfo.borderWidth*borderScale;this.slideBorder.width=this.actualWidth*imageScale+2*this.slideInfo.borderWidth*borderScale;if(this.imageFailed){this.slideImage.width=this.imageFailed?48*1/this.slideInfo.scale:width;this.slideImage.height=this.imageFailed?48*1/this.slideInfo.scale:height;this.slideImage.setValue("Canvas.Left",(this.slide.width-this.slideImage.width)/2);this.slideImage.setValue("Canvas.Top",(this.slide.height-this.slideImage.height)/2)}else{this.slideImage.width=width;this.slideImage.height=height}this.scale.scaleX=this.slideInfo.scale;this.scale.scaleY=this.slideInfo.scale;this.scale.centerX=this.slide.width/2;this.scale.centerY=this.slide.height/2;this.rotate.centerX=this.slide.width/2;this.rotate.centerY=this.slide.height/2;if(this.slideInfo.animationBegin==ANIMATION_LEFT_TO_RIGHT)this.resizeAnimation("beginTranslateX","from",-width);else this.slideInfo.animationBegin==ANIMATION_RIGHT_TO_LEFT&&this.resizeAnimation("beginTranslateX","from",width);if(this.slideInfo.animationBegin==ANIMATION_TOP_TO_BOTTOM)this.resizeAnimation("beginTranslateY","from",-height);else this.slideInfo.animationBegin==ANIMATION_BOTTOM_TO_TOP&&this.resizeAnimation("beginTranslateY","from",height);if(this.slideInfo.animationEnd==ANIMATION_LEFT_TO_RIGHT)this.resizeAnimation("endTranslateX","to",width);else this.slideInfo.animationEnd==ANIMATION_RIGHT_TO_LEFT&&this.resizeAnimation("endTranslateX","to",-width);if(this.slideInfo.animationEnd==ANIMATION_TOP_TO_BOTTOM)this.resizeAnimation("endTranslateY","to",height);else this.slideInfo.animationEnd==ANIMATION_BOTTOM_TO_TOP&&this.resizeAnimation("endTranslateY","to",-height)},resizeAnimation:function(name,property,value){var animation=this.content.findName(name);animation&&animation.setValue(property,value)},getTimespan:function(seconds){var days=Math.floor(seconds/86400),hours=Math.floor(seconds/3600)%24,minutes=Math.floor(seconds/60)%60,msecStr=""+(seconds-Math.floor(seconds)),result=days+"."+hours+":"+minutes+":"+Math.floor(seconds%60)+"."+msecStr.substr(2,3);return result},getXaml:function(slideInfo){var resources='<Storyboard Name="storyboard" Duration="'+slideInfo.duration+'" SpeedRatio="'+slideInfo.speedRatio+'">';if(slideInfo.animationBegin==ANIMATION_FADE)resources+='  <DoubleAnimation Storyboard.TargetName="slide" Storyboard.TargetProperty="Opacity" From="0.0" To="1.0" Duration="0:0:1"/>';else if(slideInfo.animationBegin==ANIMATION_ZOOM)resources+='  <DoubleAnimation Storyboard.TargetName="scale" Storyboard.TargetProperty="ScaleX" From="0.0" To="'+slideInfo.scale+'" Duration="0:0:1"/>  <DoubleAnimation Storyboard.TargetName="scale" Storyboard.TargetProperty="ScaleY" From="0.0" To="'+slideInfo.scale+'" Duration="0:0:1"/>';else if(slideInfo.animationBegin==ANIMATION_LEFT_TO_RIGHT||slideInfo.animationBegin==ANIMATION_RIGHT_TO_LEFT||slideInfo.animationBegin==ANIMATION_TOP_TO_BOTTOM||slideInfo.animationBegin==ANIMATION_BOTTOM_TO_TOP)resources+='  <DoubleAnimation Name="beginTranslateX" Storyboard.TargetName="translate" Storyboard.TargetProperty="X" Duration="0:0:1"/>  <DoubleAnimation Name="beginTranslateY" Storyboard.TargetName="translate" Storyboard.TargetProperty="Y" Duration="0:0:1"/>';else if(slideInfo.animationBegin==ANIMATION_ZOOM_HORIZONTAL)resources+='  <DoubleAnimation Storyboard.TargetName="scale" Storyboard.TargetProperty="ScaleX" From="0.0" To="'+slideInfo.scale+'" Duration="0:0:1"/>';else if(slideInfo.animationBegin==ANIMATION_ZOOM_VERTICAL)resources+='  <DoubleAnimation Storyboard.TargetName="scale" Storyboard.TargetProperty="ScaleY" From="0.0" To="'+slideInfo.scale+'" Duration="0:0:1"/>';resources+='</Storyboard><Storyboard Name="storyboardEnd" BeginTime="'+slideInfo.endDelay+'" SpeedRatio="'+slideInfo.speedRatio+'">';if(slideInfo.animationEnd==ANIMATION_FADE)resources+='  <DoubleAnimation Storyboard.TargetName="slide" Storyboard.TargetProperty="Opacity" To="0.0" Duration="0:0:1"/>';else if(slideInfo.animationEnd==ANIMATION_ZOOM)resources+='  <DoubleAnimation Storyboard.TargetName="scale" Storyboard.TargetProperty="ScaleX" To="0.0" Duration="0:0:1"/>  <DoubleAnimation Storyboard.TargetName="scale" Storyboard.TargetProperty="ScaleY" To="0.0" Duration="0:0:1"/>';else if(slideInfo.animationEnd==ANIMATION_LEFT_TO_RIGHT||slideInfo.animationEnd==ANIMATION_RIGHT_TO_LEFT||slideInfo.animationEnd==ANIMATION_TOP_TO_BOTTOM||slideInfo.animationEnd==ANIMATION_BOTTOM_TO_TOP)resources+='  <DoubleAnimation Name="endTranslateX" Storyboard.TargetName="translate" Storyboard.TargetProperty="X" Duration="0:0:1"/>  <DoubleAnimation Name="endTranslateY" Storyboard.TargetName="translate" Storyboard.TargetProperty="Y" Duration="0:0:1"/>';else if(slideInfo.animationEnd==ANIMATION_ZOOM_HORIZONTAL)resources+='  <DoubleAnimation Storyboard.TargetName="scale" Storyboard.TargetProperty="ScaleX" From="'+slideInfo.scale+'" To="0.0" Duration="0:0:1"/>';else if(slideInfo.animationEnd==ANIMATION_ZOOM_VERTICAL)resources+='  <DoubleAnimation Storyboard.TargetName="scale" Storyboard.TargetProperty="ScaleY" From="'+slideInfo.scale+'" To="0.0" Duration="0:0:1"/>';resources+="</Storyboard>";var borderScale=1/this.slideInfo.scale,xaml='<Canvas Name="content">  <Canvas Name="slide" Visibility="Collapsed">    <Canvas.RenderTransform>      <TransformGroup>        <ScaleTransform Name="scale" ScaleX="'+slideInfo.scale+'" ScaleY="'+slideInfo.scale+'" />        <RotateTransform Name="rotate" Angle="'+slideInfo.rotateAngle+'" />        <TranslateTransform Name="translate" />      </TransformGroup>    </Canvas.RenderTransform>    <Canvas.Resources>'+resources+'    </Canvas.Resources>    <Rectangle Name="slideBorder" Visibility="'+(slideInfo.borderVisible?"Visible":"Collapsed")+'"         Fill="'+slideInfo.borderColor+'" Stroke="Black" StrokeThickness="'+borderScale+'"         RadiusX="'+slideInfo.borderRadius*borderScale+'" RadiusY="'+slideInfo.borderRadius*borderScale+'">    </Rectangle>    <Image Name="slideImage" Stretch="Uniform" />  </Canvas>  <Image Name="slideImageLoader" Canvas.Top="-10000" Source="'+slideInfo.getImageUrl()+'" /></Canvas>';return xaml}}