/*
 * Thickbox 3.1 - One Box To Rule Them All.
 * By Cody Lindley (http://www.codylindley.com)
 * Copyright (c) 2007 cody lindley
 * Licensed under the MIT License: http://www.opensource.org/licenses/mit-license.php
*/
	
var tb_pathToImage = "http://www.ginkgo-praha.org/engine/img/loadingAnimation.gif";

/*!!!!!!!!!!!!!!!!! edit below this line at your own risk !!!!!!!!!!!!!!!!!!!!!!!*/

//on page load call tb_init
$(document).ready(function(){   
	tb_init('a.thickbox, area.thickbox, input.thickbox');//pass where to apply thickbox
	imgLoader = new Image();// preload image
	imgLoader.src = tb_pathToImage;
});

//add thickbox to href & area elements that have a class of .thickbox
function tb_init(domChunk){
	$(domChunk).click(function(){
	var t = this.title || this.name || null;
	var a = this.href || this.alt;
	var g = this.rel || false;
	tb_show(t,a,g, this);
	this.blur();
	return false;
	});
}

function tb_show(caption, url, imageGroup, obj) {//function called when the user clicks on a thickbox link

	try {
		if (typeof document.body.style.maxHeight === "undefined") {//if IE 6
			$("body","html").css({height: "100%", width: "100%"});
			$("html").css("overflow","hidden");
			if (document.getElementById("TB_HideSelect") === null) {//iframe to hide select elements in ie6
				$("body").append("<iframe id='TB_HideSelect'></iframe><div id='TB_overlay'></div><div id='TB_window'></div>");
				$("#TB_overlay").click(tb_remove);
			}
		}else{//all others
			if(document.getElementById("TB_overlay") === null){
				$("body").append("<div id='TB_overlay'></div><div id='TB_window'></div>");
				$("#TB_overlay").click(tb_remove);
			}
		}
		
		if(tb_detectMacXFF()){
			$("#TB_overlay").addClass("TB_overlayMacFFBGHack");//use png overlay so hide flash
		}else{
			$("#TB_overlay").addClass("TB_overlayBG");//use background and opacity
		}
		
		if(caption===null){caption="";}
		$("body").append("<div id='TB_load'><img src='"+imgLoader.src+"' /></div>");//add loader to the page
		$('#TB_load').show();//show loader
		
	    var baseURL;
	   if(url.indexOf("?")!==-1){ //ff there is a query string involved
			baseURL = url.substr(0, url.indexOf("?"));
	   }else{ 
	   		baseURL = url;
       }
	   var urlString = /\.jpg$|\.jpeg$|\.png$|\.gif$|\.bmp$/;
	   var urlType = baseURL.toLowerCase().match(urlString);
		if(urlType == '.jpg' || urlType == '.jpeg' || urlType == '.png' || urlType == '.gif' || urlType == '.bmp'){//code to show images
				
			TB_PrevCaption = "";
			TB_PrevURL = "";
			TB_PrevHTML = "";
			TB_NextCaption = "";
			TB_NextURL = "";
			TB_NextHTML = "";
			TB_imageCount = "";
			TB_FoundURL = false;
        	if(imageGroup){
				TB_TempArray = $("a[@rel="+imageGroup+"]").get();
				for (TB_Counter = 0; ((TB_Counter < TB_TempArray.length) && (TB_NextHTML === "")); TB_Counter++) {
					var urlTypeTemp = TB_TempArray[TB_Counter].href.toLowerCase().match(urlString);
						if (!(TB_TempArray[TB_Counter].href == url)) {						
							if (TB_FoundURL) {
								TB_NextCaption = TB_TempArray[TB_Counter].title;
								TB_NextURL = TB_TempArray[TB_Counter].href;
								TB_NextHTML = "<span id='TB_next'>&nbsp;<a href='#'>Další&nbsp;&gt;</a></span>";
							} else {
								TB_PrevCaption = TB_TempArray[TB_Counter].title;
								TB_PrevURL = TB_TempArray[TB_Counter].href;
								TB_PrevHTML = "<span id='TB_prev'>&nbsp;&nbsp;<a href='#'>&lt;&nbsp;Předchozí</a></span>";
							}
						} else {
							TB_FoundURL = true;
							TB_imageCount = "" + (TB_Counter + 1) +"&nbsp;z&nbsp;"+ (TB_TempArray.length);											
						}
				}
			}

			imgPreloader = new Image();
			imgPreloader.onload = function(){		
			imgPreloader.onload = null;
				
			// Resizing large images - orginal by Christian Montoya edited by me.
			var pagesize = tb_getPageSize();
			var x = pagesize[0] - 100;
			var y = pagesize[1] - 100;
			var imageWidth = imgPreloader.width;
			var imageHeight = imgPreloader.height;

      var frameWidth = imageWidth;
      var frameHeight = imageHeight;

			//console.log('X, Y: [' + x + ', ' + y + ']');
			//console.log('imageWidth, imageHeight: [' + imageWidth + ', ' + imageHeight + ']');
      //console.log('frameWidth, frameHeight: [' + frameWidth + ', ' + frameHeight + ']');
      if (imageWidth > x) {
        imageHeight = imageHeight * (x / imageWidth); 
				imageWidth = x; 
				if (frameHeight > y) { 
					imageWidth = imageWidth * (y / imageHeight); 
					imageHeight = y; 
				}
			} else if (imageHeight > y) { 
                imageWidth = imageWidth * (y / imageHeight); 
				imageHeight = y; 
				if (imageWidth > x) { 
					imageHeight = imageHeight * (x / imageWidth); 
					imageWidth = x;
				}
			}
			
            frameWidth = imageWidth;
            frameHeight = imageHeight;
            var realImageWidth = frameWidth;
            var realImageHeight = frameHeight;
//            var realImageWidth = imgPreloader.width;
//            var realImageHeight = imgPreloader.height;     
            
      //console.log('frameWidth, frameHeight: [' + frameWidth + ', ' + frameHeight + ']');
      //console.log('realImageWidth, realImageHeight: [' + realImageWidth + ', ' + realImageHeight + ']');
            
            var zoom = frameWidth/imgPreloader.width;
            //alert(resized);
			// End Resizing
			
			
			
      // Start - Hodnocení hvězdičkama
      var stranka = location.href;
      if(stranka.indexOf('#') != -1){
        stranka = stranka.substr(0, stranka.indexOf('#'));
      }
      var relAttr = "fotka=" + url + "&album=" + imageGroup + "&stranka=" + stranka;
      // konec hodnocení hvězdičkama
      
      
      
			
			TB_WIDTH = imageWidth + 30;
			TB_HEIGHT = imageHeight + 60;
            //alert("Ramecek: "+frameWidth + " x "+ frameHeight + "\n Image: "+imageWidth+ " x "+ imageHeight);
            var snippet = "";
          //  snippet += "<a href='' id='TB_ImageOfff' title='Close'>";
            snippet +=   "<div id='TB_ImageFrame' style=\"width:"+frameWidth+"px; height:"+frameHeight+"px;\">";
           // snippet +=     "<div id=\"TB_ImageContainer\">";    
            snippet +=       "<img id='TB_ZoomAbleImage' src='"+url+"' width='"+realImageWidth+"' height='"+realImageHeight+"' style=\"top:-"+((realImageHeight-frameHeight)/2)+"px; left:-"+((realImageWidth-frameWidth)/2)+"px\"alt='"+caption+"' rel=\""+imgPreloader.width+"x"+imgPreloader.height+"\"/>";
           // snippet +=     "</div>";
            snippet +=   "</div>";
           // snippet += "</a>";
            snippet += "<div id='TB_caption'>";
            snippet +=   "<div id=\"TB_Zoom\">";
            snippet +=     "<span id=\"TB_ZoomText\">("+Math.round(zoom*100)+"%)</span><br>";
            snippet +=       "<img id=\"TB_ZoomPlus\" src=\"http://www.ginkgo-praha.org/engine/img/zoom_in.gif\">&nbsp;&nbsp;";
            snippet +=       "<img id=\"TB_ZoomMinus\" src=\"http://www.ginkgo-praha.org/engine/img/zoom_out.gif\">";
            snippet +=   "</div>";
            snippet +=   "<div id=\"TB_Star\" class=\"fotohodnoceni greystar\" rel=\"" + relAttr + "\" title=\"Líbí se ti tahle fotka? Přidej jí hvězdičku...\">0";
            snippet +=   "</div>";
            snippet +=   caption+"";
            snippet +=   "";
            snippet +=   "<div id='TB_secondLine'>" + TB_imageCount + TB_PrevHTML +"&nbsp;|"+ TB_NextHTML + "</div>";
            snippet += "</div>";
            snippet += "<div id='TB_closeWindow'><a href='#' id='TB_closeWindowButton' title='Close'>Zavřít</a></div>";         
            
            $("#TB_window").append(snippet);
            
            $.get('http://www.ginkgo-praha.org/fotohodnoceni.php?' + relAttr, function(data){
              if(data != "0"){
                 $('#TB_Star').removeClass('greystar').html(data);
              }
            });
            
             
            $("#TB_ZoomAbleImage").draggable();
            $("#TB_ZoomPlus").click(function(){
                 TB_ImageZoom(1);   
            });        
            $("#TB_ZoomMinus").click(function(){
                 TB_ImageZoom(-1);   
            });
            
            $("#TB_Star").click(function(){
                TB_AddStar(this);
            });
                    
//            $("#TB_ZoomAbleImage").draggable({containment: '#TB_ImageContainer', scroll: false });        
//            $("#TB_window").append("<a href='' id='TB_ImageOff' title='Close'><img id='TB_Image' src='"+url+"' width='"+imageWidth+"' height='"+imageHeight+"' alt='"+caption+"'/></div></a>" + "<div id='TB_caption'>"+caption+"&nbsp;&nbsp;<span class=\"TB_zoom\">(zoom "+Math.round(zoom*100)+"%)</span><div id='TB_secondLine'>" + TB_imageCount + TB_PrevHTML + TB_NextHTML + "</div></div><div id='TB_closeWindow'><a href='#' id='TB_closeWindowButton' title='Close'>Zavřít</a></div>");         
			
			$("#TB_closeWindowButton").click(tb_remove);
			
			if (!(TB_PrevHTML === "")) {
				function goPrev(){
					if($(document).unbind("click",goPrev)){$(document).unbind("click",goPrev);}
					$("#TB_window").remove();
					$("body").append("<div id='TB_window'></div>");
					tb_show(TB_PrevCaption, TB_PrevURL, imageGroup);
					return false;	
				}
				$("#TB_prev").click(goPrev);
			}
			
			if (!(TB_NextHTML === "")) {		
				function goNext(){
					$("#TB_window").remove();
					$("body").append("<div id='TB_window'></div>");
					tb_show(TB_NextCaption, TB_NextURL, imageGroup);				
					return false;	
				}
				$("#TB_next").click(goNext);
				
			}

			document.onkeydown = function(e){ 	
				if (e == null) { // ie
					keycode = event.keyCode;
				} else { // mozilla
					keycode = e.which;
				}
				if(keycode == 27){ // close
					tb_remove();
				} else if(keycode == 190){ // display previous image
					if(!(TB_NextHTML == "")){
						document.onkeydown = "";
						goNext();
					}
				} else if(keycode == 188){ // display next image
					if(!(TB_PrevHTML == "")){
						document.onkeydown = "";
						goPrev();
					}
				}	
			};
			
			tb_position();
			$("#TB_load").remove();
			$("#TB_ImageOff").click(tb_remove);
			$("#TB_window").css({display:"block"}); //for safari using css instead of show
			};
			
			imgPreloader.src = url;
		}else{//code to show html
			
			var queryString = url.replace(/^[^\?]+\??/,'');
			var params = tb_parseQuery( queryString );

			TB_WIDTH = (params['width']*1) + 30 || 630; //defaults to 630 if no paramaters were added to URL
			TB_HEIGHT = (params['height']*1) + 40 || 440; //defaults to 440 if no paramaters were added to URL
			ajaxContentW = TB_WIDTH - 30;
			ajaxContentH = TB_HEIGHT - 45;
			
			if(url.indexOf('TB_iframe') != -1){// either iframe or ajax window		
					urlNoQuery = url.split('TB_');
					$("#TB_iframeContent").remove();
					if(params['modal'] != "true"){//iframe no modal
						$("#TB_window").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div><div id='TB_closeAjaxWindow'><a href='#' id='TB_closeWindowButton' title='Close'>close</a> or Esc Key</div></div><iframe frameborder='0' hspace='0' src='"+urlNoQuery[0]+"' id='TB_iframeContent' name='TB_iframeContent"+Math.round(Math.random()*1000)+"' onload='tb_showIframe()' style='width:"+(ajaxContentW + 29)+"px;height:"+(ajaxContentH + 17)+"px;' > </iframe>");
					}else{//iframe modal
					$("#TB_overlay").unbind();
						$("#TB_window").append("<iframe frameborder='0' hspace='0' src='"+urlNoQuery[0]+"' id='TB_iframeContent' name='TB_iframeContent"+Math.round(Math.random()*1000)+"' onload='tb_showIframe()' style='width:"+(ajaxContentW + 29)+"px;height:"+(ajaxContentH + 17)+"px;'> </iframe>");
					}
			}else{// not an iframe, ajax
					if($("#TB_window").css("display") != "block"){
						if(params['modal'] != "true"){//ajax no modal
						$("#TB_window").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div><div id='TB_closeAjaxWindow'><a href='#' id='TB_closeWindowButton'>close</a> or Esc Key</div></div><div id='TB_ajaxContent' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px'></div>");
						}else{//ajax modal
						$("#TB_overlay").unbind();
						$("#TB_window").append("<div id='TB_ajaxContent' class='TB_modal' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px;'></div>");	
						}
					}else{//this means the window is already up, we are just loading new content via ajax
						$("#TB_ajaxContent")[0].style.width = ajaxContentW +"px";
						$("#TB_ajaxContent")[0].style.height = ajaxContentH +"px";
						$("#TB_ajaxContent")[0].scrollTop = 0;
						$("#TB_ajaxWindowTitle").html(caption);
					}
			}
					
			$("#TB_closeWindowButton").click(tb_remove);
			
				if(url.indexOf('TB_inline') != -1){	
					$("#TB_ajaxContent").append($('#' + params['inlineId']).children());
					$("#TB_window").unload(function () {
						$('#' + params['inlineId']).append( $("#TB_ajaxContent").children() ); // move elements back when you're finished
					});
					tb_position();
					$("#TB_load").remove();
					$("#TB_window").css({display:"block"}); 
				}else if(url.indexOf('TB_iframe') != -1){
					tb_position();
					if($.browser.safari){//safari needs help because it will not fire iframe onload
						$("#TB_load").remove();
						$("#TB_window").css({display:"block"});
					}
				}else{
					$("#TB_ajaxContent").load(url += "&random=" + (new Date().getTime()),function(){//to do a post change this load method
						tb_position();
						$("#TB_load").remove();
						tb_init("#TB_ajaxContent a.thickbox");
						$("#TB_window").css({display:"block"});
					});
				}
			
		}

		if(!params['modal']){
			document.onkeyup = function(e){ 	
				if (e == null) { // ie
					keycode = event.keyCode;
				} else { // mozilla
					keycode = e.which;
				}
				if(keycode == 27){ // close
					tb_remove();
				}	
			};
		}
		
	} catch(e) {
		//nothing here
	}
}

//helper functions below
function tb_showIframe(){
	$("#TB_load").remove();
	$("#TB_window").css({display:"block"});
}

function tb_remove() {
 	$("#TB_imageOff").unbind("click");
	$("#TB_closeWindowButton").unbind("click");
	$("#TB_window").fadeOut("fast",function(){$('#TB_window,#TB_overlay,#TB_HideSelect').trigger("unload").unbind().remove();});
	$("#TB_load").remove();
	if (typeof document.body.style.maxHeight == "undefined") {//if IE 6
		$("body","html").css({height: "auto", width: "auto"});
		$("html").css("overflow","");
	}
	document.onkeydown = "";
	document.onkeyup = "";
	return false;
}

function tb_position() {
$("#TB_window").css({marginLeft: '-' + parseInt((TB_WIDTH / 2),10) + 'px', width: TB_WIDTH + 'px'});
	if ( !(jQuery.browser.msie && jQuery.browser.version < 7)) { // take away IE6
		$("#TB_window").css({marginTop: '-' + parseInt((TB_HEIGHT / 2),10) + 'px'});
	}
}

function tb_parseQuery ( query ) {
   var Params = {};
   if ( ! query ) {return Params;}// return empty object
   var Pairs = query.split(/[;&]/);
   for ( var i = 0; i < Pairs.length; i++ ) {
      var KeyVal = Pairs[i].split('=');
      if ( ! KeyVal || KeyVal.length != 2 ) {continue;}
      var key = unescape( KeyVal[0] );
      var val = unescape( KeyVal[1] );
      val = val.replace(/\+/g, ' ');
      Params[key] = val;
   }
   return Params;
}

function tb_getPageSize(){
	var de = document.documentElement;
	var w = window.innerWidth || self.innerWidth || (de&&de.clientWidth) || document.body.clientWidth;
	var h = window.innerHeight || self.innerHeight || (de&&de.clientHeight) || document.body.clientHeight;
	arrayPageSize = [w,h];
	return arrayPageSize;
}

function tb_detectMacXFF() {
  var userAgent = navigator.userAgent.toLowerCase();
  if (userAgent.indexOf('mac') != -1 && userAgent.indexOf('firefox')!=-1) {
    return true;
  }
}

function TB_ImageZoom(direction){
 //   var zoomLevels = new Array(20,30,40,50,60,80,100,125,150,175,200,250,300,400,500);
    var dx = 20;
    // Zjisteni rozmeru a pozic
    var Image = $("#TB_ZoomAbleImage");
    var Frame = $("#TB_ImageFrame");
    var shownImageWidth = Image.width();
    var shownImageHeight = Image.height();
    var imgSize = Image.attr("rel");
    var imgWidth = imgSize.substr(0,imgSize.indexOf("x"));
    var imgHeight = imgSize.substr(imgSize.indexOf("x")+1,imgSize.length);
    var currentZoom = Image.height()/imgHeight*100;
    var newZoom = currentZoom*Math.pow(1.2,direction); 
    if(newZoom > 500){newZoom = 500;}
    if(newZoom < 10){newZoom = 10;}
    
    
    var oldCssLeft = Image.css("left");
    var oldCssTop = Image.css("top");
    oldCssLeft = oldCssLeft.substr(0,oldCssLeft.length-2);
    oldCssTop = oldCssTop.substr(0,oldCssTop.length-2);
    
    var centerXp = (oldCssLeft*-1+Frame.width()/2);
    var centerYp = (oldCssTop*-1+Frame.height()/2);
    var centerX = centerXp/(currentZoom/100);
    var centerY = centerYp/(currentZoom/100);
    
    var newWidth = newZoom/100*imgWidth;
    var newHeight = newZoom/100*imgHeight;
    var centerXn = centerX*newZoom/100;
    var centerYn = centerY*newZoom/100;
    var cssLeft = (centerXn-Frame.width()/2)*-1;
    var cssTop = (centerYn-Frame.height()/2)*-1;
    
    Image.height(newHeight);
    Image.width(newWidth);
    Image.css("left",cssLeft+"px");
    Image.css("top", cssTop+"px");
    $("#TB_ZoomText").html("("+Math.round(newZoom)+"%)");
    
    var text = "Původní stav:\n";
    text += "\t Skutečná velikost obrázku:       "+imgWidth+"x"+imgHeight+"\n";
    text += "\t Zobrazená velikost obrázku:      "+shownImageWidth+"x"+shownImageHeight+"\n";
    text += "\t Skutečná velikost rámu:          "+Frame.width()+"x"+Frame.height()+"\n";
    text += "\t Původní přiblížení - zoom:       "+currentZoom+"\n";
    text += "\t -----------------------------------------------\n";
    text += "\t Nové přiblížení - zoom:          "+newZoom+"\n";
    text += "\t Nová zobrazená velikost obrázku: "+newWidth+"x"+newHeight+"\n";
    text += "\t -----------------------------------------------\n"; 
    text += "\t Původní CSS vlastnosti           left: "+oldCssLeft+"px ; top: "+oldCssTop+"px\n";
    text += "\t Vzd. centru zobrazeného. obr:    X="+centerXp+" ; Y="+centerYp+"\n";
    text += "\t Vzd. centru skutečného. obr:     X="+centerX+" ; Y="+centerY+"\n";
    text += "\t Vzd. centru nového. obr:         X="+centerXn+" ; Y="+centerYn+"\n";
    text += "\t Nové CSS vlastnosti              left: "+cssLeft+"px ; top: "+cssTop+"\n";
  
  
    if(window.location.href.indexOf("test=true")!=-1){
      alert(text);
    }
}


function TB_AddStar(obj){
   var rel = $(obj).attr('rel');
   $.get('http://www.ginkgo-praha.org/fotohodnoceni.php?' + rel + '&update=1', function(data){
      if(data == '-1'){
         // Nelze hlasovat - lze to jen jednou...
         alert('Nelze hlasovat dvakrát pro jednu fotku.');
      }else{
        if(data == '0'){
          alert('Nastala chybka, váš hlas nebyl započítán.\n\n Zkuste hlasovat později.');
        }else{
          $('#TB_Star').removeClass('greystar').html(data);
          //alert('Díky. Váš hlas byl započítán.');
        }
      }
   }); 
}


$(document).ready(function(){
  $('a.webalbum').each(function(index, element){
    var hr = location.href;
    $.getJSON('http://www.ginkgo-praha.org/fotohodnoceni.php?album=' + element.id + '&stranka=' + hr, function(data){
        for(key in data){
           var nahled = $('a[href=' + key + ']');
           nahled.append('<span class="fotohodnoceni star' + data[key] + '">' + data[key] + '</span>');
        }
    });
    
    
    /*$('a.stared[rel=' + element.id + ']').each(function(i,elem){
      console.log('Jednotlivá fotka' + $(elem).attr('href'));
    });*/
  });
});