var SlideshowGallery=Class.create();SlideshowGallery.prototype={initialize:function(galleryContainer,options){this.options=Object.extend({increment:2,fadeSpeed:0.5,imageHeight:258,imageWidth:512,z:9999,controls:false,spinnerURL:"/core/media/images/ajax-loader.gif",scrimColor:"#ffffff",scrimOpacity:0,menu:"none",descriptions:false,photoCredits:false,captions:false,crop:false,quality:85,title:false,mediaPath:"/"},options||{});this.backendurl='/core/ajaxserver.php';this.galleryContainer=$(galleryContainer);this.parentContainer=this.galleryContainer.up();this.galleryid=this.galleryContainer.id.replace(/gallery_/i,'');this.images=[];this.options.mediaPath=this.options.mediaPath+"/";this.options.mediaPath.replace("//","/");this.imageContainers=[];this.imageLinks=[];if(this.options.crop===true){this.zc=1;this.iar=0;}
else{this.zc=0;this.iar=1;}
if(this.options.descriptions===true||this.options.photoCredits===true||this.options.captions===true){this.contentContainers=[];}
if(this.options.title===true){this.title=new Element('h2').addClassName('galleryTitle');}
this.gallerydata=null;this.counter=0;this.currentSlide=0;this.nextSlide=1;this.slideIncrement=null;this.scrim=null;this.playSpeed=(this.options.fadeSpeed+this.options.increment)*1000;this.dimensions=this.galleryContainer.getDimensions();this.spinner=new Element('img',{style:'position:absolute; z-index:'+(this.options.z)+5});this.spinner.onload=function(){var top=Math.round((this.options.imageHeight/2)-(this.spinner.height/2));var left=Math.round((this.options.imageWidth/2)-(this.spinner.width/2));this.spinner.style.top=top+"px";this.spinner.style.left=left+"px";this.galleryContainer.insert({top:this.spinner});}.bind(this);this.spinner.src=this.options.spinnerURL;this.play=true;if(this.options.menu=="text"||this.options.menu=="number"){this.menu=new Element('div').addClassName('galleryMenu');this.menu.style.zIndex=(this.options.z)+2;this.galleryContainer.insert({bottom:this.menu});this.menuItems=[];this.menuItemContainers=[];}
if(this.options.controls===true){this.controls=new Element('div').addClassName('controls');this.previousButton=new Element('a',{href:'#'}).addClassName('previous').update('«');this.controls.style.zIndex=(this.options.z)+3;this.nextButton=new Element('a',{href:'#'}).addClassName('next').update('»');this.playPauseButton=new Element('a',{href:'#'}).addClassName('play').update('Pause');this.previousButton.onclick=function(){this.showPreviousSlide();return false;}.bind(this);this.playPauseButton.onclick=function(){this.playPause();return false;}.bind(this);this.nextButton.onclick=function(){this.showNextSlide();return false;}.bind(this);this.controls.insert({bottom:this.previousButton});this.controls.insert({bottom:this.playPauseButton});this.controls.insert({bottom:this.nextButton});this.galleryContainer.insert({bottom:this.controls});}
if(this.options.descriptions===true){this.descriptions=[];}
if(this.options.photoCredits===true){this.photoCredits=[];}
if(this.options.captions===true){this.captions=[];this.captionLinks=[];}
this.get();},get:function(){var ajax=new Ajax.Request('/core/ajaxserver.php',{method:'get',parameters:{'req':'getGallery','galleryid':this.galleryid},asynchronous:true,onComplete:function(transport){var thisGallery=this;var menuClick=function(){window.clearTimeout(thisGallery.slideIncrement);thisGallery.nextSlide=this.position;thisGallery.play=false;if(thisGallery.options.controls===true){thisGallery.playPauseButton.update('Play');}
thisGallery.xFade();return false;};this.gallerydata=transport.responseText.evalJSON(true);this.galleryImages=this.gallerydata.items;if(this.title){this.title.update(this.gallerydata.title);this.parentContainer.insert({top:this.title});}
this.scrim=new Element('div',{style:'position:absolute; z-index:'+((this.options.z)+4)+'; width:'+this.dimensions.width+'px; height:'+this.dimensions.height+'px; background-color:'+this.options.scrimColor+';'});this.scrim.addClassName('scrim').setOpacity(this.options.scrimOpacity);this.galleryContainer.insert({top:this.scrim});for(var i=0;i<this.galleryImages.length;i++){this.imageContainers[i]=new Element('div',{id:'gallerycontent'+this.galleryid+'_'+this.galleryImages[i].id,style:"z-index:"+((this.options.z)-i)+"; position:absolute;"}).addClassName('imageContainer').setOpacity(0);this.images[i]=new Image([this.options.imageWidth],[this.options.imageHeight]);if(this.options.menu=="text"||this.options.menu=="number"){this.menuItemContainers[i]=new Element('div',{style:'display:none;'});this.menuItems[i]=new Element('a',{href:''});this.menuItems[i].position=i;switch(this.options.menu){case"text":this.menuItems[i].update(this.galleryImages[i].title);break;case"number":this.menuItems[i].update(i+1);break;default:throw('Something is wrong!');}
this.menuItems[i].onclick=menuClick;this.menuItemContainers[i].insert({bottom:this.menuItems[i]});this.menu.insert({bottom:this.menuItemContainers[i]});}
this.imageLinks[i]=new Element('a',{href:this.galleryImages[i].linkurl});this.imageLinks[i].insert({bottom:this.images[i]});this.imageContainers[i].insert({bottom:this.imageLinks[i]});this.galleryContainer.insert({bottom:this.imageContainers[i]});if(this.contentContainers){this.contentContainers[i]=new Element('div',{style:"z-index:"+((this.options.z)-(i+2))+"; position:absolute;"}).addClassName('contentContainer').setOpacity(0);this.galleryContainer.insert({bottom:this.contentContainers[i]});}
if(this.options.captions===true){this.captions[i]=new Element('div').addClassName('caption');this.captionLinks[i]=new Element('a',{href:this.galleryImages[i].linkurl});this.captionLinks[i].update(this.galleryImages[i].title);this.captions[i].insert({bottom:this.captionLinks[i]});this.contentContainers[i].insert({bottom:this.captions[i]});}
if(this.options.photoCredits===true){this.photoCredits[i]=new Element('div').addClassName('photo-credit');this.photoCredits[i].update(this.galleryImages[i].photocredits);this.contentContainers[i].insert({bottom:this.photoCredits[i]});}
if(this.options.descriptions===true){this.descriptions[i]=new Element('div').addClassName('description');this.descriptions[i].update(this.galleryImages[i].description);this.contentContainers[i].insert({bottom:this.descriptions[i]});}}
this.loadImages();}.bind(this)});},loadImages:function(){this.images[this.counter].onload=function(){if(this.options.menu=="text"||this.options.menu=="number"){this.menuItemContainers[this.counter].style.display="block";this.scrim.style.height=(this.galleryContainer.getHeight())+"px";}
if(this.counter===0){var b=new Effect.Opacity(this.imageContainers[0],{duration:this.options.fadeSpeed,from:0,to:1});if(this.contentContainers){var c=new Effect.Opacity(this.contentContainers[0],{duration:this.options.fadeSpeed,from:0,to:1});}}
if(this.counter==(this.gallerydata.items.length)-1){this.spinner.style.display="none";if(this.options.menu=="text"||this.options.menu=="number"){this.menuItems[0].className="selected";this.menuItems[0].parentNode.className="selected";}
var a=new Effect.Fade(this.scrim,{duration:this.options.fadeSpeed,from:this.options.scrimOpacity,to:0});this.slideIncrement=window.setTimeout(function(){this.xFade();}.bind(this),this.playSpeed);}
else{this.counter++;this.loadImages(this.images[this.counter]);}}.bind(this);this.images[this.counter].src='/core/includes/phpThumb/phpThumb.php?src='+this.options.mediaPath+'galleries/'+this.galleryid+'/'+this.galleryImages[this.counter].image+'&w='+this.options.imageWidth+'&h='+this.options.imageHeight+'&q='+this.options.quality+'&aoe=1&iar='+this.iar+'&zc='+this.zc;},xFade:function(){this.switchZ();var e=new Effect.Opacity(this.imageContainers[this.currentSlide],{duration:this.options.fadeSpeed,from:1,to:0});var f=new Effect.Opacity(this.imageContainers[this.nextSlide],{duration:this.options.fadeSpeed,from:0,to:1});if(this.contentContainers){var g=new Effect.Opacity(this.contentContainers[this.currentSlide],{duration:this.options.fadeSpeed,from:1,to:0});var h=new Effect.Opacity(this.contentContainers[this.nextSlide],{duration:this.options.fadeSpeed,from:0,to:1});}
if(this.options.menu=="text"||this.options.menu=="number"){this.menuItems[this.currentSlide].className="";this.menuItems[this.currentSlide].parentNode.className="";this.menuItems[this.nextSlide].className="selected";this.menuItems[this.nextSlide].parentNode.className="selected";}
this.currentSlide=this.nextSlide;this.nextSlide++;if(this.nextSlide==this.imageContainers.length){this.nextSlide=0;}
if(this.play===true){this.slideIncrement=window.setTimeout(function(){this.xFade();}.bind(this),this.playSpeed);}},showPreviousSlide:function(){window.clearTimeout(this.slideIncrement);this.play=false;if(this.options.controls===true){this.playPauseButton.update("Play");}
this.nextSlide=(this.currentSlide)-1;if(this.nextSlide<0){this.nextSlide=(this.imageContainers.length)-1;}
this.xFade();},showNextSlide:function(){window.clearTimeout(this.slideIncrement);this.play=false;if(this.options.controls===true){this.playPauseButton.update("Play");}
this.nextSlide=(this.currentSlide)+1;if(this.nextSlide>=this.imageContainers.length){this.nextSlide=0;}
this.xFade();},switchZ:function(){this.imageContainers[this.currentSlide].style.zIndex=(this.options.z)-1;this.imageContainers[this.nextSlide].style.zIndex=this.options.z;if(this.contentContainers){this.contentContainers[this.currentSlide].style.zIndex=(this.options.z)-1;this.contentContainers[this.nextSlide].style.zIndex=this.options.z;}},playPause:function(){if(this.play===true){window.clearTimeout(this.slideIncrement);this.play=false;if(this.options.controls===true){this.playPauseButton.update("Play");}}
else{window.clearTimeout(this.slideIncrement);this.play=true;if(this.options.controls===true){this.playPauseButton.update("Pause");}
this.xFade();}}};