/**
 * reflection.js v1.6
 *
 * Contributors: Cow http://cow.neondragon.net
 *               Gfx http://www.jroller.com/page/gfx/
 *               Sitharus http://www.sitharus.com
 *               Andreas Linde http://www.andreaslinde.de
 *               Tralala, coder @ http://www.vbulletin.org
 *
 * Freely distributable under MIT-style license.
 */
 
/* From prototype.js */
l2 = function(x){
	if(window.console){
		console.log(x);
	}else{
		$("#debugIE").show().append("<p>"+x+"</p>");
		//alert(x);
	}
}

document.getElementsByClassName = function(className) {
	var children = document.getElementsByTagName('*') || document.all;
	var elements = new Array();
  
	for (var i = 0; i < children.length; i++) {
		var child = children[i];
		var classNames = child.className.split(' ');
		for (var j = 0; j < classNames.length; j++) {
			if (classNames[j] == className) {
				elements.push(child);
				break;
			}
		}
	}
	return elements;
}

var Reflection = {
	defaultHeight : 0.5,
	defaultOpacity: 0.5,
	
	add: function(image, options) {
		//objetoImagem = new Image();
		{
				Reflection.remove(image);
				
				doptions = { "height" : Reflection.defaultHeight, "opacity" : Reflection.defaultOpacity }
				if (options) {
					for (var i in doptions) {
						if (!options[i]) {
							options[i] = doptions[i];
						}
					}
				} else {
					options = doptions;
				}
			
				try {
					var d = document.createElement('div');
					var p = image;
					
					var classes = p.className.split(' ');
					var newClasses = '';
					for (j=0;j<classes.length;j++) {
						if (classes[j] != "reflect") {
							if (newClasses) {
								newClasses += ' '
							}
							
							newClasses += classes[j];
						}
					}
		
					var reflectionHeight = Math.floor(p.height*options['height']);
					var divHeight = Math.floor(p.height*(1+options['height']));
					
					var reflectionWidth = p.width;
					
					if (document.all && !window.opera) {
						/* Copy original image's classes & styles to div */
						d.className = newClasses;
						p.className = 'reflected';
						
						d.style.cssText = p.style.cssText;
						p.style.cssText = 'vertical-align: bottom';
					
						var reflection = document.createElement('img');
						reflection.src = p.src;
						//reflection.style.width = reflectionWidth+'px';
		//				reflection.style.width = '60%';
						
						reflection.style.marginBottom = "-"+(p.height-reflectionHeight)+'px';
						reflection.style.filter = 'flipv progid:DXImageTransform.Microsoft.Alpha(opacity='+(options['opacity']*100)+', style=1, finishOpacity=0, startx=0, starty=0, finishx=0, finishy='+(options['height']*100)+')';
						reflection.style.height = '50px';
						
						//d.style.width = reflectionWidth+'px';
		//				d.style.width = '60%';
						//d.style.height = divHeight+'px';
						d.style.height = 'auto';
						p.parentNode.replaceChild(d, p);
						
						d.appendChild(p);
						d.appendChild(reflection);
					} else {
						var canvas = document.createElement('canvas');
						if (canvas.getContext) {
							/* Copy original image's classes & styles to div */
							d.className = newClasses;
							p.className = 'reflected';
							
							d.style.cssText = p.style.cssText;
							p.style.cssText = 'vertical-align: bottom';
					
							var context = canvas.getContext("2d");
						
							//canvas.style.height = reflectionHeight+6+'px';
							canvas.style.height = 48+'px';
							//canvas.style.width = reflectionWidth+'px';
							canvas.style.width = '100%';
							//canvas.height = reflectionHeight;
							canvas.height = '42';
							//canvas.width = reflectionWidth;
							canvas.width = '40';
							
							//d.style.width = reflectionWidth+'px';
							//d.style.width = '100%';
							//d.style.height = divHeight+'px';
							d.style.width = '70%';
							d.style.height = 'auto';
							p.parentNode.replaceChild(d, p);
							
							d.appendChild(p);
							d.appendChild(canvas);
							
							context.save();
							
							context.translate(0,image.height-1);
							context.scale(1,-1);
							
							context.drawImage(image, 0, 0, reflectionWidth, image.height);
			
							context.restore();
							
							context.globalCompositeOperation = "destination-out";
							var gradient = context.createLinearGradient(0, 0, 0, reflectionHeight);
							
							gradient.addColorStop(1, "rgba(255, 255, 255, 1.0)");
							gradient.addColorStop(0, "rgba(255, 255, 255, "+(1-options['opacity'])+")");
				
							context.fillStyle = gradient;
							if (navigator.appVersion.indexOf('WebKit') != -1) {
								context.fill();
							} else {
								context.fillRect(0, 0, reflectionWidth, reflectionHeight*2);
							}
							$(".reflected").css({verticalAlign: "bottom", width: "100%", height: "auto"});
						}
					}
				} catch (e) {
				}
		}
		//objetoImagem.src = image.src;
	},
	
	remove : function(image) {
		if (image.className == "reflected") {
			image.className = image.parentNode.className;
			image.parentNode.parentNode.replaceChild(image, image.parentNode);
		}
	}
}

function addReflections() {
	//var rimages = document.getElementsByClassName('reflect');
	var rimages = $(".reflect");
	for (i=0;i<rimages.length;i++) {
		var rheight = null;
		var ropacity = null;
		
		var classes = rimages[i].className.split(' ');
		for (j=0;j<classes.length;j++) {
			if (classes[j].indexOf("rheight") == 0) {
				var rheight = classes[j].substring(7)/100;
			} else if (classes[j].indexOf("ropacity") == 0) {
				var ropacity = classes[j].substring(8)/100;
			}
		}
		
		Reflection.add(rimages[i], { height: rheight, opacity : ropacity});
	}
}

/*var previousOnload = window.onload;
window.onload = function () { if(previousOnload) previousOnload(); addReflections(); }*/

//var previousOnload = window.onload;
//Neia Camafill
$(document).ready(function(){
	var totalImagens = $("img.reflect").length;
	var totalCarregado = 0;
	var carregaImagem = new Array();
	$(".reflect").each(function(i){
		i++;
		carregaImagem[i] = new Image();
		carregaImagem[i].onload = function(){
			totalCarregado++;
			if(totalCarregado == totalImagens){
				addReflections();
			}
		}
		carregaImagem[i].src = $(this).attr("src");
	});
});

	/*var totalImagens = $("img.reflect").length;
	var totalCarregado = 0;
	var carregaImagem = new Array();
	$("img.reflect").each(function(i){
		i=i+1;
		carregaImagem[i] = new Image();
		carregaImagem[i].onload = function(){
			totalCarregado++;
			if(totalCarregado == totalImagens){
				addReflections();
			}
		}
		carregaImagem[i].src = $(this).attr("src");
	});*/