/*    9/28/2009
		PikaChoose
	Jquery plugin for photo galleries
    Copyright (C) 2009 Jeremy Fry

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

/* thanks to Antonio Terceiro for suggestion and implementation of the multi lang support*/



 

var cycle=0;






jQuery.iPikaChoose = {
	
		
	
	
	build : function(user_options)
	{
			
		
		var defaults = {
			show_captions: true,
			slide_enabled: true,
			auto_play: false,
			show_prev_next: false,
			slide_speed: 5000,
			thumb_width: 90,
			thumb_height: 60,
			buttons_text: { play: "", stop: "", previous: "", next: "" },
			delay_caption: true,
			user_thumbs: false
		};

		return jQuery(this).each(
			function() {
				
				var options = jQuery.extend(defaults, user_options);
						var ulist = jQuery('ul#locul');
						jQuery('ul#locul').before("<div class='pika_main'></div>");
				// houses eveything about the UL
				var main_div = jQuery('ul#locul').prev(".pika_main");
				
				
					main_div.append("<div class='pika_subdiv'></div>");
				var sub_div = main_div.children(".pika_subdiv");
				
				//the main image we'll be using to load
				sub_div.append("<img class='pika_back_img'/><img class='pika_main_img' />");
				var main_img = sub_div.children("img:last");
				var back_img = sub_div.children("img:first");
				
				
				
						
						function LoadImages()
				{
					jQuery(this).bind("load", function()
					{
						//had to make a seperate function so that the thumbnails wouldn't have problems
						//from beings resized before loaded, thus not h/w
						
						//delete hidden image to clean up things.
						jQuery(this).parent('div').prev().remove();
						images = jQuery(this).parents('ul').find('img');
						var w = jQuery(this).width();
						var h = jQuery(this).height();
						if(w===0){w = jQuery(this).attr("width");}
						if(h===0){h = jQuery(this).attr("height");}
						//grab a ratio for image to user defined settings
						var rw = options.thumb_width/w;
						var rh = options.thumb_height/h;
						
						//determine which has the smallest ratio (thus needing
						//to be the side we use to scale so our whole thumb is filled)
						var ratio;
						if(rw<rh){
							//we'll use ratio later to scale and not distort
							ratio = rh;
							var left = ((w*ratio-options.thumb_width)/2)*-1;
							left = Math.round(left);
							//set images left offset to match
							jQuery(this).css({left:left});
						}else{
							ratio = rw;
							//you can uncoment this lines to have the vertical picture centered
							//but usually tall photos have the focal point at the top...
							//var top = ((h*ratio-options.thumb_height)/2)*-1;
							//var top = Math.round(top);
							var top = 0;
							jQuery(this).css({top:top});
						}
						//use those ratios to calculate scale
						var width = Math.round(w*ratio);
						var height = Math.round(h*ratio);
						jQuery(this).css("position","relative");
						jQuery(this).width(width).height(height);
						var imgcss={
							width: width,
							height: height
						};
						jQuery(this).css(imgcss);					
						jQuery(this).hover(
							function(){jQuery(this).fadeTo(250,1);},
							function(){if(!jQuery(this).hasClass("pika_selected")){jQuery(this).fadeTo(250,0.4);}}
						);
						jQuery(this).fadeTo(250,0.4);	
						
						if(jQuery(this).hasClass('pika_first')){
							jQuery(this).trigger("click",["auto"]);
						}
						
					});
				
					//clone so the on loads will fire correctly
					var newImage = jQuery(this).clone(true).insertAfter(this);
					
					jQuery(this).hide();
	
					//reset images to the clones
					images = ulist.children('li').children('img');
				}
				
				
			function loadcode(){
			
			
							
				var images = jQuery('ul#locul').children('li').children('img');

	

				//hide the images so the user doesn't see crap
				images.fadeOut(1);
				
				//save our list for future ref
		
				images.each(LoadImages);
				//start building structure
				
				//add in slideshow elements when appropriate
				if(options.slide_enabled){
					main_div.append("<div class='pika_play'></div>");
					var play_div = jQuery('ul#locul').prev(".pika_main").children(".pika_play");
					play_div.html("<a class='pika_play_button'>" + options.buttons_text.play + "</a><a class='pika_stop_button'>" + options.buttons_text.stop + "</a>");
					play_div.fadeOut(1);
					var play_anchor = play_div.children('a:first');
					var stop_anchor = play_div.children('a:last');
				}
				//this div is used to make image and caption fade together
			
				
				
				//build custom overlays. These will use navigation div
				/*
				sub_div.append("<div class='pika_prev_hover'></div><div class='pika_next_hover'></div>");
				var prevHover = sub_div.find('.pika_prev_hover');
				var nextHover = sub_div.find('.pika_next_hover');
				prevHover.hide();
				nextHover.hide();
				*/
				
				//create the caption div when appropriate
				if(options.show_captions){
					//main_div.append("<div class='pika_caption'></div>");
					//var caption_div = main_div.children(".pika_caption");
				}
				
				//navigation div ALWAYS gets created, its refrenced a lot				
				jQuery('ul#locul').after("<div class='pika_navigation'></div>");
				var navigation_div = jQuery('ul#locul').next(".pika_navigation");
				//fill in sub elements
				navigation_div.prepend("<a>" + options.buttons_text.previous + "</a> :: <a>" + options.buttons_text.next + "</a>");
				var previous_image_anchor = navigation_div.children('a:first');
				var next_image_anchor = navigation_div.children('a:last');
				
				//hide the navigation if the user doesn't want it
				if(!options.show_prev_next){
					navigation_div.css("display","none");
				}
				
				//playing triggers the loop for the slideshow
				var playing = options.auto_play;
				
				main_img.wrap("<a></a>");
				var main_link = main_img.parent("a");
				
		
			if(options.slide_enabled){play_button();}
			activate();
			}

 



var dx=xmlfile.split(" ");
var xmlt=xmlfile;
var xoff=0;


xmlfile="";
if (dx.length>=2 && xmlt!=""){
							var other=(dx[1].replace("(","").replace(")","")).split(",");
							
							if (other.length>=2){
													$('ul#locul li:last').remove();
													
												$('div img.defpic').remove(); 
												$('div div.defpic').remove();
										
												xmlfile="360s/"+other[1];
							
												if(other[0]==0){
													$('ul#maintab360 li:last').remove();
												}
							
												}
													
						
						  	}
							else
							{
							
							
		if ((xmlt.match(".jpg")==".jpg") || (xmlt.match(".JPG")==".JPG") ){
											
							
									var other2= (xmlt.replace("(","").replace(")","")).split(",");
			
								
												$('ul#locul li:last').remove();
												$('div img.defpic').remove(); 
												$('div div.defpic').remove();
												$('ul#maintab360 li:last').remove();
											
												for(k=0;k<other2.length;k++){
							
								//x =other2[k].replace(/(.*)\.(.*?)$/, "$1").replace("l_","").replace("-itc","");
							x=other2[k].replace(/(.*)\.(.*?)$/, "$1");
							ps = x.lastIndexOf("-itc")
							//	 $('<li List ><img src="360s/large/'+ other2[k] + '" alt="1" />'+x+ps+'</li>').appendTo('ul#locul');
							if (ps==-1){
								 $('<li List ><img src="360s/large/'+ other2[k] + '" alt="1" />x</li>').appendTo('ul#locul');
			
							}else{
							x=x.substr(0,ps).replace("l_","").replace("-itc","");
							
						 $('<li List ><img src="360s/large/'+ other2[k].replace(".JPG",".jpg") + '" alt="1" /><div align=center>'+x+'</div></li>').appendTo('ul#locul');
			
							}
			
					
							
							}
									loadcode();
					}else{


							

							
							
							$('div div.pikachoose').remove();
							$('ul#locul').remove();
							$('ul#maintab360 li:last').remove();	
							xoff=1;
							}
							
							}

	

			// Open the students.xml file
			if (xoff==0){
			

				$.get(xmlfile+'/pics/pics.xml',{},function(xml){
					
					// Build an HTML string
					//myHTMLOutput = '';
					//myHTMLOutput += '<table><tr><td><div class="main_pika"><div class="pika_caption"></div></div><ul class="pikachoose">';
				  						
					// Run the function for each student tag in the XML file
					$('file',xml).each(function(i) {
						studentName = $(this).text();
					
					
						// Build row HTML data and store in string
					
					  $('<li List ><img src="'+xmlfile+'/pics/'+ studentName  + '" alt="1" /></li>').appendTo('ul#locul');
			
					
			
						
					});
						
						
							
						
						
						
						
			//bring in options
				
				// grab our images


//				LoadImagesXML();
				
		
			loadcode();
			
		
						
						
						
						
						
						
						
					});		//end of xml load function
			
			
				} // close of conditional
				
				
//---------------------------------------------------------------------------------				
				
				
				
				
				
				
					function activate()
			{
				//sets the intial phase for everything
				
				//image_click is controls the fading
				images.bind("click",image_click);
				//hiding refrence to slide elements if slide is disabled
				if(options.slide_enabled){
					if(options.auto_play){
						//playing = true;
						//play_anchor.hide();
						//stop_anchor.show();
					}else{
						//play_anchor.show();
						//stop_anchor.hide();
					}
				}
				
				ulist.children("li:last").children("img").addClass("pika_last");
				ulist.children("li:first").children("img").addClass("pika_first");
				ulist.children("li").each(function(){ jQuery(this).children("span").hide(); });
				//css for the list
				var divcss = {
					width: options.thumb_width+"px",
					height: options.thumb_height+"px",
					"list-style": "none",
					overflow: "hidden"
				};
				var licss = {
					"list-style": "none",
					overflow: "hidden"
				};
				images.each(function(){
					jQuery(this).parent('li').css(licss);
					jQuery(this).wrap(document.createElement("div"));
					jQuery(this).parent('div').css(divcss);
					//jQuery(this).parent('li').css(licss);
					//fixes a bug where images don't get the correct display after loading
					if(jQuery(this).attr('complete')===true && jQuery(this).css('display')=="none")
					{
						jQuery(this).css({display:'inline'});
					}
				});

/*
				//previous link to go back an image
				previous_image_anchor.bind("click",previous_image);
				prevHover.bind("click",previous_image);
				//ditto for forward, also the item that gets auto clicked for slideshow
				next_image_anchor.bind("click",next_image);
				nextHover.bind("click",next_image);	
	*/
	
				//enable mouse tracking for the hover
				sub_div.mousemove(function(e){
					var w = sub_div.width();
					var x = e.pageX - sub_div.offset().left;
      			if(x<w*0.3)
      			{
      			//	prevHover.fadeIn('fast');
      			}else{
     				//	prevHover.fadeOut('fast');
     				}
      			if(x>w*0.7)
      			{
      			//	nextHover.fadeIn('fast');	
      			}else{
      			//	nextHover.fadeOut('fast');	
      			}
   			});
   			sub_div.mouseleave(function(){ 
										//prevHover.fadeOut('fast');nextHover.fadeOut('fast');
										});

			}//end activate function

			function image_click(event, how){
					//catch when user clicks on an image Then cancel current slideshow
					if(how!="auto"){
						if(options.slide_enabled){
						//	stop_anchor.hide();
						//	play_anchor.show();
						//	playing=false;
						}
						main_img.stop();
						main_img.dequeue();
						if(options.show_captions)
						{
							//caption_div.stop();
							//caption_div.dequeue();
						}
					}
					//all our image variables
					if(options.user_thumbs)
					{		
						var image_source = jQuery(this).attr("ref");
					}else
					{
						var image_source = this.src;
					}
					var image_link = jQuery(this).attr("rel");
					var image_caption = jQuery(this).parent().next("span").html();
					//fade out the old thumb
					images.filter(".pika_selected").fadeTo(250,0.4); 
					images.filter(".pika_selected").removeClass("pika_selected"); 
					//fade in the new thumb
					jQuery(this).fadeTo(250,1);
					jQuery(this).addClass("pika_selected");
					//fade the caption out
					if(options.show_captions)
					{
					/*
						if(options.delay_caption)
						{
							caption_div.fadeTo(800,0);
						}
						caption_div.fadeTo(500,0,function(){
							caption_div.html(image_caption);
							caption_div.fadeTo(800,1);
						});
						*/
						
					}
					//set back imge = main_img
					var delay = 100;
					if(main_img.attr('opacity') < 0.8)
					{
						delay = 500;
					}
					back_img.attr("src", main_img.attr("src"));
					main_img.fadeTo(delay,0.00,function(){
						//make the image fade in on load, which should hopefully get rid of any jumping
						main_img.unbind('load');
						main_img.bind('load',function()
 						{
							main_img.fadeTo(800,1,function(){
								
								/*
								if(playing){
									jQuery(this).animate({opactiy:1},options.slide_speed, function(){
										//redudency needed here to catch the user clicking on an image during a change.
										if(playing){next_image_anchor.trigger("click",["auto"]);}
									});
								}
								*/
								
								//reset it here to catch initial load.
								back_img.attr("src", main_img.attr("src"));
							});
						});
						main_img.attr("src",image_source);

						//main_link.attr("href", image_link);
						
					});
			}//end image_click function
			
			function next_image(event, how){
				if(images.filter(".pika_selected").hasClass("pika_last")){
					images.filter(":first").trigger("click",how);
				}else{
					images.filter(".pika_selected").parents('li').next('li').find('img').trigger("click",how);
				}
			}//end next image function
			
			function previous_image(event, how){
				if(images.filter(".pika_selected").hasClass("pika_first")){
					images.filter(":last").trigger("click",how);
				}else{
					images.filter(".pika_selected").parents('li').prev('li').find('img').trigger("click",how);
				}
			}//end previous image function
			
			function play_button(){

				
			}
				
				
				
				
			

			

		});//end return this.each
	}//end build function
	
	//activate applies the appropriate actions to all the different parts of the structure.
	//and loads the sets the first image
};//end jquery.ipikachoose		
jQuery.fn.PikaChoose = jQuery.iPikaChoose.build;