/**
 * jQuery (a)Slideshow plugin
 *
 * Copyright (c) 2009 Anton Shevchuk
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * @author 	Anton Shevchuk AntonShevchuk@gmail.com
 * @version 0.6.9.1
 */
;(function($){defaults={width:320,height:240,index:0,time:3000,title:true,titleshow:false,callback:null,panel:true,play:false,loop:true,effect:'fade',effecttime:1000,filter:true,nextclick:false,playclick:false,playhover:false,playhoverr:false,playframe:true,loadframe:true,fullscreen:false,imgresize:false,imgzoom:true,imgcenter:true,imgajax:true,imglink:true,linkajax:false,help:'Plugin homepage: <a href="http://slideshow.hohli.com">(a)Slideshow</a><br/>'+'Author homepage: <a href="http://anton.shevchuk.name">Anton Shevchuk</a>',controls:{'hide':true,'first':true,'prev':true,'play':true,'next':true,'last':true,'help':true,'counter':true}};$.fn.slideshow=function(settings){var _slideshow=this;this.each(function(){var ext=$(this);this.playId=null;this.playFlag=false;this.length=0;this.inited=new Array();this.titles=new Array();this.build=function(){var _self=this;ext.wrapInner('<div class="slideshow"><div class="slideshow-content"></div></div>');ext=ext.find('.slideshow');if(this.options.filter){ext.find('.slideshow-content > br').remove();ext.find('.slideshow-content > p:empty').remove();ext.find('.slideshow-content > div:empty').remove();}
if(this.options.fullscreen){$('body').css({overflow:'hidden',padding:0});this.options.width=$(window).width();this.options.height=($(window).height()>$(document).height())?$(window).height():$(document).height();ext.addClass('slideshow-fullscreen');}
this.length=ext.find('.slideshow-content > *').length;if(this.options.title){ext.prepend('<div class="slideshow-label-place"><div class="slideshow-label slideshow-opacity"></div></div>');if(!this.options.titleshow){ext.find('.slideshow-label-place').hover(function(){$(this).find('.slideshow-label').fadeIn();},function(){$(this).find('.slideshow-label').fadeOut();});ext.find('.slideshow-label').hide();}
ext.find('.slideshow-label-place').css('width',this.options.width);}
if(this.options.panel){ext.append('<div class="slideshow-panel-place"><div class="slideshow-panel slideshow-opacity"></div></div>');panel=ext.find('.slideshow-panel');if(this.options.controls.first)
panel.append('<a class="first button" href="#first">First</a>');if(this.options.controls.prev)
panel.append('<a class="prev button"  href="#prev">Prev</a>');if(this.options.controls.play)
panel.append('<a class="play button"  href="#play">Play</a>');if(this.options.controls.next)
panel.append('<a class="next button"  href="#next">Next</a>');if(this.options.controls.last)
panel.append('<a class="last button"  href="#last">Last</a>');if(this.options.controls.help){panel.append('<a class="help button"  href="#help">Help</a>');panel.prepend('<div class="slideshow-help">'+this.options.help+'</div>');}
if(this.options.controls.counter){panel.append('<span class="counter">'+(this.options.index+1)+' / '+this.length+'</span>');}
if(this.options.controls.hide){ext.find('.slideshow-panel-place').hover(function(){$(this).find('.slideshow-panel').fadeIn();},function(){$(this).find('.slideshow-panel').fadeOut();});panel.hide();}
ext.find('.slideshow-panel-place').css('width',this.options.width);}
ext.css({width:this.options.width,height:this.options.height});var content=ext.find('.slideshow-content');content.css({width:this.options.width,height:this.options.height});if(this.options.playframe){ext.append('<div class="slideshow-shadow slideshow-opacity slideshow-frame"><div></div></div>');}
if(this.options.loadframe){ext.append('<div class="slideshow-shadow slideshow-opacity slideshow-load"><div></div></div>');}
ext.find('.slideshow-shadow').css({width:this.options.width,height:this.options.height});this.events();ext.find('.slideshow-content > *').each(function(){$(this).wrap('<div class="slideshow-slide"></div>');});if(this.options.play){this.play();}
this.init(this.options.index);ext.find('.slideshow-slide:eq('+this.options.index+')').show();this._label();return true;};this.init=function(index){for(var i=0,loopCnt=this.inited.length;i<loopCnt;i++){if(this.inited[i]===index){return true;}}
this.inited.push(index);slide=ext.find('.slideshow-slide:eq('+index+')');var _self=this;var title='';var link=false;var name=slide.contents().attr('name');if(name!=''){var rename=new RegExp("^((https?|ftp):\/\/)","i");if(rename.test(name)){link=name;}}
if(slide.contents().is('a')){var href=slide.contents().attr('href');var domain=document.domain;domain=domain.replace(/\./i,"\.");var reimage=new RegExp("\.(png|gif|jpg|jpeg|svg)$","i");var relocal=new RegExp("^((https?:\/\/"+domain+")|(?!http:\/\/))","i");title=slide.contents().attr('title');if(title.length==0)title=slide.contents().html();title=title.replace(/\"/i,'\'');if(this.options.imgajax&&reimage.test(href)){var img=new Image();img.alt=title;this._load($(img),href,index);slide.contents().replaceWith(img);}else if(this.options.linkajax&&relocal.test(href)){$.get(href,function(data){_self.goToSlide(index);slide.contents().replaceWith('<div>'+data+'</div>');});}else{this.goToSlide(index);}}else{if(slide.contents().is("img")){if($.browser.msie){var img=new Image();img.alt=slide.contents().attr("alt");this._load($(img),slide.contents().attr("src"),index);slide.contents().replaceWith(img);}else{this._load(slide.contents(),slide.contents().attr("src"),index);}}else{if(this.playFlag){this.goToSlide(index);}}
if(slide.contents().attr('alt')){title=slide.contents().attr('alt');}else if(slide.contents().attr('title')){title=slide.contents().attr('title');}else if(slide.find('label:first').length>0){slide.find('label:first').hide();title=slide.find('label:first').html();}}
if(link)title='<a href="'+link+'" title="'+title+'">'+title+'</a>';this.titles[index]=title;if(this.options.imglink&&link){$(slide).css({cursor:'pointer'});$(slide).click(function(){document.location=link;return false;});}
if(this.options.playclick)
$(slide).css({cursor:'pointer'});$(slide).click(function(){if(_self.playId){_self.stop();}else{_self.play();}
return false;});return false;};this._load=function(img,src,index){var _load=ext.find('.slideshow-load').show();var _self=this;img.load(function(){_self._zoom(img);_self._resize(img);_self._center(img);_self.goToSlide(index);_load.hide();}).error(function(){_load.hide();}).attr('src',src);if(img.get(0).complete){_self._zoom(img);_self._resize(img);_self._center(img);_self.goToSlide(index);_load.hide();}
return img;};this._resize=function(el){if(!this.options.imgresize&&!this.options.fullscreen)return false;el.get(0).width=this.options.width;el.get(0).height=this.options.height;el.css({width:this.options.width,height:this.options.height});return el;};this._zoom=function(el){if(!this.options.imgzoom)return false;var nWidth=el.get(0).width;var nHeight=el.get(0).height;var Kw=this.options.width/nWidth;var Kh=this.options.height/nHeight;var K=(Kh>Kw)?Kh:Kw;nWidth=nWidth*K;nHeight=nHeight*K;el.css({width:nWidth,height:nHeight});el.get(0).width=nWidth;el.get(0).height=nHeight;return el;};this._center=function(el){if(!this.options.imgcenter)return false;var nWidth=el.get(0).width?el.get(0).width:el.get(0).offsetWidth;var nHeight=el.get(0).height?el.get(0).height:el.get(0).offsetHeight;var nLeft=0;var nTop=0;if(nWidth!=this.options.width){nLeft=(Math.ceil((this.options.width-nWidth)/2))+'px';}
if(nHeight!=this.options.height){nTop=(Math.ceil((this.options.height-nHeight)/2))+'px';}
el.css({left:nLeft,top:nTop,position:'relative'});return el;};this.events=function(){var _self=this;if(_self.options.nextclick)
ext.find('.slideshow-content').click(function(){_self.stop();_self.next();return false;});if(this.options.controls.first)
ext.find('a.first').click(function(){_self.stop();_self.goToSlide(0);return false;});if(this.options.controls.prev)
ext.find('a.prev').click(function(){_self.stop();_self.prev();return false;});if(this.options.controls.play)
ext.find('a.play').click(function(){if(_self.playId){_self.stop();}else{_self.play();}
return false;});if(this.options.controls.next)
ext.find('a.next').click(function(){_self.stop();_self.next();return false;});if(this.options.controls.last)
ext.find('a.last').click(function(){_self.stop();_self.goToSlide(_self.length-1);return false;});if(this.options.controls.help)
ext.find('a.help').click(function(){_self.stop();ext.find('.slideshow-help').slideToggle();return false;});if(this.options.playframe)
ext.find('.slideshow-frame').click(function(){ext.find('.slideshow-frame').remove();if(_self.options.playclick)
setTimeout(function(){_self.play()},_self.options.time);return false;});if(this.options.playhover)
ext.hover(function(){if(!_self.playId){_self.play();}},function(){if(_self.playId){_self.stop();}});if(this.options.playhoverr)
ext.hover(function(){if(_self.playId){_self.stop();}},function(){if(!_self.playId){_self.play();}});};this._label=function(){var title=this.getTitle();if(this.options.callback){this.options.callback(this.options.index,title);}
if(!this.options.title)return false;ext.find('.slideshow-label').html(title);};this.getTitle=function(){return this.titles[this.options.index];};this.prev=function(){if(this.options.index==0){i=(this.length-1);}else{i=this.options.index-1;}
this.goToSlide(i);};this.play=function(){var _self=this;this.playFlag=true;this.playId=setTimeout(function(){_self.next()},this.options.time);ext.find('a.play').addClass('stop');};this._play=function(){var _self=this;if(this.options.index==(this.length-1)){this.stop();if(this.options.loop){this.play();}
return false;}
this.playId=setTimeout(function(){_self.next();},this.options.time);return true;};this.stop=function(){this.playFlag=false;ext.find('a.play').removeClass('stop');clearTimeout(this.playId);this.playId=null;};this.next=function(){if(this.options.index==(this.length-1)){i=0;}else{i=this.options.index+1;}
this.goToSlide(i);};this.goToSlide=function(n){if(this.options.index==n)return;if(!this.init(n))return;var next=ext.find('.slideshow-content > *:eq('+n+')');var prev=ext.find('.slideshow-content > *:eq('+this.options.index+')');prev.css({zIndex:0});next.css({zIndex:1,top:0,left:0,opacity:1,width:this.options.width,height:this.options.height});this.options.index=n;if(this.options.effect=='random'){var r=Math.random();r=Math.floor(r*12);}else{r=-1;}
switch(true){case(r==0||this.options.effect=='scrollUp'):prev.css({width:'100%'});next.css({top:0,height:0});prevAni={height:0,top:this.options.height};break;case(r==1||this.options.effect=='scrollDown'):prev.css({width:'100%'});next.css({top:this.options.height,height:0});prevAni={height:0,top:0};break;case(r==2||this.options.effect=='scrollRight'):prev.css({right:0,left:'',height:'100%'});next.css({right:'',left:0,height:'100%',width:'0%'});prevAni={width:0};break;case(r==3||this.options.effect=='scrollLeft'):prev.css({right:'',left:0,height:'100%'});next.css({right:0,left:'',height:'100%',width:'0%'});prevAni={width:0};break;case(r==4||this.options.effect=='growX'):next.css({zIndex:2,opacity:1,left:this.options.width/2,width:'0%',height:'100%'});prevAni={opacity:0.8};break;case(r==5||this.options.effect=='growY'):next.css({opacity:1,top:this.options.height/2,width:'100%',height:'0%'});prevAni={opacity:0.8};break;case(r==6||this.options.effect=='zoom'):next.css({width:0,height:0,top:this.options.height/2,left:this.options.width/2});prevAni={width:0,height:0,top:this.options.height/2,left:this.options.width/2};break;case(r==7||this.options.effect=='zoomFade'):next.css({zIndex:1,opacity:0,width:0,height:0,top:this.options.height/2,left:this.options.width/2});prevAni={opacity:0,width:0,height:0,top:this.options.height/2,left:this.options.width/2};break;case(r==8||this.options.effect=='zoomTL'):next.css({zIndex:1,opacity:0,width:this.options.width/2,height:this.options.height/2,top:0,left:0});prevAni={opacity:0,width:0,height:0,top:this.options.height,left:this.options.width};break;case(r==9||this.options.effect=='zoomBR'):next.css({zIndex:1,opacity:0,width:this.options.width/2,height:this.options.height/2,top:this.options.height/2,left:this.options.width/2});prevAni={opacity:0,width:0,height:0,top:0,left:0};break;case(r==10||this.options.effect=='fade'):default:prev.css({zIndex:0,opacity:1});next.css({zIndex:1,opacity:0});prevAni={opacity:0};break;}
var _self=this;prev.animate(prevAni,this.options.effecttime);next.show().animate({top:0,left:0,opacity:1,width:this.options.width,height:this.options.height},this.options.effecttime,function(){prev.hide();if(_self.playFlag)_self._play();_self._label();_self._counter();});};this._counter=function(){if(this.options.controls.counter)
ext.find('.slideshow-panel span.counter').html((this.options.index+1)+' / '+this.length);};this.options=$.extend({},defaults,settings);if(typeof(settings)!='undefined'){if(typeof(settings.controls)!='undefined')
this.options.controls=$.extend({},defaults.controls,settings.controls);}
this.build();ext.show();return ext;});_slideshow.playSlide=function(){_slideshow.each(function(){this.play();})};_slideshow.stopSlide=function(){_slideshow.each(function(){this.stop();})};_slideshow.nextSlide=function(){_slideshow.each(function(){this.next();})};_slideshow.prevSlide=function(){_slideshow.each(function(){this.prev();})};_slideshow.getTitle=function(){_slideshow.each(function(){this.getTitle();})};_slideshow.goToSlide=function(n){_slideshow.each(function(){this.goToSlide(n);})};return this;}})(jQuery);