//////////////////////////////////////////////////////////////////////////////////
// Cloud Zoom V1.0.2
// (c) 2010 by R Cecco. <http://www.professorcloud.com>
// MIT License
//
// Please retain this copyright header in all versions of the software
//////////////////////////////////////////////////////////////////////////////////


(function($){$(document).ready(function(){$('.cloud-zoom, .cloud-zoom-gallery').CloudZoom();});
function format(str){for(var i=1;i<arguments.length;i++){str=str.replace('%'+(i-1),arguments[i]);}
	return str;}
function CloudZoom(jWin,opts){var sImg=$('img',jWin);
		var img1;
		var img2;
		var zoomDiv=null;
		var $mouseTrap=null;
		var lens=null;
		var $tint=null;
		var softFocus=null;
		var $ie6Fix=null;
		var zoomImage;
		var controlTimer=0;
		var cw,ch;
		var destU=0;
		var destV=0;
		var currV=0;
		var currU=0;
		var filesLoaded=0;
		var mx,my;
		var ctx=this,zw;
		
setTimeout(function(){if($mouseTrap===null){var w=jWin.width();
jWin.parent().append(format('<div style="width:%0px;position:absolute;top:75%;left:%1px;text-align:center" class="cloud-zoom-loading" >Loading...</div>',w/3,(w/2)-(w/6))).find(':last').css('opacity',0.5);}},200);
	var ie6FixRemove=function(){if($ie6Fix!==null){$ie6Fix.remove();$ie6Fix=null;}};
	this.removeBits=function(){if(lens){lens.remove();
	lens=null;};if($tint){$tint.remove();
	$tint=null;};

if(softFocus){softFocus.remove();
	softFocus=null;};
	ie6FixRemove();
$('.cloud-zoom-loading',jWin.parent()).remove();};
	this.destroy=function(){jWin.data('zoom',null);
if($mouseTrap){$mouseTrap.unbind();
	$mouseTrap.remove();
	$mouseTrap=null;};
if(zoomDiv){zoomDiv.remove();
	zoomDiv=null;};
this.removeBits();};
this.fadedOut=function(){if(zoomDiv){zoomDiv.remove();
	zoomDiv=null;};
this.removeBits();};
this.controlLoop=function(){if(lens){var x=(mx-sImg.offset().left-(cw*0.5))>>0;


var y=(my-sImg.offset().top-(ch*0.5))>>0;
if(x<0){x=0;}else if(x>(sImg.outerWidth()-cw)){x=(sImg.outerWidth()-cw);}
if(y<0){y=0;}else if(y>(sImg.outerHeight()-ch)){y=(sImg.outerHeight()-ch);}
	lens.css({left:x,top:y});
	lens.css('background-position',(-x)+'px '+(-y)+'px');
	destU=(((x)/sImg.outerWidth())*zoomImage.width)>>0;destV=(((y)/sImg.outerHeight())*zoomImage.height)>>0;
	currU+=(destU-currU)/opts.smoothMove;currV+=(destV-currV)/opts.smoothMove;
	zoomDiv.css('background-position',(-(currU>>0)+'px ')+(-(currV>>0)+'px'));}
	controlTimer=setTimeout(function(){ctx.controlLoop();},30);};
this.init2=function(img,id){filesLoaded++;
if(id===1){zoomImage=img;}
if(filesLoaded===2){this.init();}};
this.init=function(){$('.cloud-zoom-loading',jWin.parent()).remove();

$mouseTrap=jWin.parent().append(format("<div class='mousetrap' style='background-image:url(\".\");z-index:999;position:absolute;width:%0px;height:%1px;left:%2px;top:%3px;\'></div>",sImg.outerWidth(),sImg.outerHeight(),0,0)).find(':last');
	var touchy=("ontouchstart"in document.documentElement)?true:false;
	var m_move='touchmove mousemove';
	var m_end='touchend mouseleave';
	var m_ent='touchstart mouseenter';
	var m_click='touchstart click';
	
$mouseTrap.bind(m_move,this,function(e){mx=(typeof(e.originalEvent.touches)!='undefined')?e.originalEvent.touches[0].pageX:e.pageX;my=(typeof(e.originalEvent.touches)!='undefined')?e.originalEvent.touches[0].pageY:e.pageY;});$mouseTrap.bind(m_end,this,function(event){clearTimeout(controlTimer);
	if(lens){lens.fadeOut(299);}
	if($tint){$tint.fadeOut(299);}
	if(softFocus){softFocus.fadeOut(299);}
zoomDiv.fadeOut(300,function(){ctx.fadedOut();
	if($mouseTrap!=null)$mouseTrap.css("z-index","auto");});
		return false;});
$mouseTrap.bind(m_ent,this,function(event){$mouseTrap.css("z-index","999");
	if(touchy){event.preventDefault();}
mx=(typeof(event.originalEvent.touches)!='undefined')?event.originalEvent.touches[0].pageX:event.pageX;
my=(typeof(event.originalEvent.touches)!='undefined')?event.originalEvent.touches[0].pageY:event.pageY;
zw=event.data;
	if(zoomDiv){zoomDiv.stop(true,false);zoomDiv.remove();}
		var xPos=opts.adjustX,yPos=opts.adjustY;
		var siw=sImg.outerWidth();
		var sih=sImg.outerHeight();
		var w=opts.zoomWidth;
		var h=opts.zoomHeight;
		
if(opts.zoomWidth=='auto'){w=siw;}
if(opts.zoomHeight=='auto'){h=sih;}
		var appendTo=jWin.parent();
switch(opts.position)
	{case'top':yPos-=h;break;
	case'right':xPos+=siw;break;
	case'bottom':yPos+=sih;break;
	case'left':xPos-=w;break;
	case'inside':w=siw;h=sih;break;
	default:appendTo=$('#'+opts.position);
if(!appendTo.length){appendTo=jWin;xPos+=siw;yPos+=sih;}
	else{w=appendTo.innerWidth();
h=appendTo.innerHeight();}}


zoomDiv=appendTo.append(format('<div id="cloud-zoom-big" class="cloud-zoom-big" style="display:none;position:absolute;left:%0px;top:%1px;width:304px;height:388px;background-image:url(\'%4\');z-index:99;"></div>',xPos,yPos,w,h,zoomImage.src)).find(':last');
	if(sImg.attr('title')&&opts.showTitle){zoomDiv.append(format('<div class="cloud-zoom-title">%0</div>',sImg.attr('title'))).find(':last').css('opacity',opts.titleOpacity);}
	if($.browser.msie&&$.browser.version<7)
{$ie6Fix=$('<iframe frameborder="0" src="#"></iframe>').css({position:"absolute",left:xPos,top:yPos,zIndex:0});}
zoomDiv.fadeIn(500);
	if(lens){lens.remove();
	lens=null;}
cw=(sImg.outerWidth()/zoomImage.width)*zoomDiv.width();ch=(sImg.outerHeight()/zoomImage.height)*zoomDiv.height();
lens=jWin.append(format("<div class = 'cloud-zoom-lens' style='display:none;z-index:98;position:absolute;width:%0px;height:%1px;'></div>",cw,ch)).find(':last');
$mouseTrap.css('cursor',lens.css('cursor'));
	var noTrans=false;
	if(opts.tint){lens.css('background','url("'+sImg.attr('src')+'")');
	
	
	
$tint=jWin.append(format('<div style="display:none;position:absolute; left:0px; top:0px; width:%0px; height:%1px; background-color:%2;" />',sImg.outerWidth(),sImg.outerHeight(),opts.tint)).find(':last');
$tint.css('opacity',opts.tintOpacity);
	noTrans=true;
$tint.fadeIn(500);}
	if(opts.softFocus){lens.css('background','url("'+sImg.attr('src')+'")');
softFocus=jWin.append(format('<div style="position:absolute;display:none;top:2px; left:2px; width:%0px; height:%1px;" />',sImg.outerWidth()-2,sImg.outerHeight()-2,opts.tint)).find(':last');
softFocus.css('background','url("'+sImg.attr('src')+'")');
softFocus.css('opacity',0.5);
	noTrans=true;
softFocus.fadeIn(500);}
	if(!noTrans){lens.css('opacity',opts.lensOpacity);}
	if(opts.position!=='inside'){lens.fadeIn(500);}zw.controlLoop();
		return;});};
		
		
		
img1=new Image();
$(img1).load(function(){ctx.init2(this,0);});
img1.src=sImg.attr('src');
img2=new Image();$(img2).load(function(){ctx.init2(this,1);});
img2.src=jWin.attr('href');}
$.fn.CloudZoom=function(options){try{document.execCommand("BackgroundImageCache",false,true);}
catch(e){}this.each(function(){var relOpts,opts;eval('var a = {'+$(this).attr('rel')+'}');
	relOpts=a;
if($(this).is('.cloud-zoom')){$(this).css({'position':'relative','display':'block'});
$('img',$(this)).css({'display':'block'});
if($(this).parent().attr('id')!='wrap'){$(this).wrap('<div id="wrap" style="top:0px;z-index:auto;position:relative;"></div>');}
	opts=$.extend({},$.fn.CloudZoom.defaults,options);
	opts=$.extend({},opts,relOpts);
$(this).data('zoom',new CloudZoom($(this),opts));}
	else if($(this).is('.cloud-zoom-gallery')){opts=$.extend({},relOpts,options);
$(this).data('relOpts',opts);
	var m_click='touchstart click';
$(this).bind(m_click,$(this),function(event){var data=event.data.data('relOpts');
$('#'+data.useZoom).data('zoom').destroy();
$('#'+data.useZoom).attr('href',event.data.attr('href'));
$('#'+data.useZoom+' img').attr('src',event.data.data('relOpts').smallImage);
$('#'+event.data.data('relOpts').useZoom).CloudZoom();
	return false;});}});
	return this;};
	
$.fn.CloudZoom.defaults={zoomWidth:106,zoomHeight:106,position:'right',tint:false,tintOpacity:0.5,lensOpacity:0.5,softFocus:false,smoothMove:3,showTitle:true,titleOpacity:0.5,adjustX:0,adjustY:0};})(jQuery);