/**
 * reflection.js v1.6 - HEAVILY MODIFIED BY HANDSOME GREG (xdissent.com)
 *
 * 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.
 */
 
(function($) {
var Reflection = {
	defaultHeight : 0.5,
	defaultOpacity: 0.5,
	
	add: function(image, options) {
		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 = $('<div />');
			var p = image;
			
			var reflectionHeight = Math.floor(p.height*options['height']);
			var divHeight = Math.floor(p.height*(1+options['height']));
			
			var reflectionWidth = p.width;
            $(p).addClass('reflected').css({ verticalAlign: 'bottom' });
			
			if (document.all && !window.opera) {
/*                
				var reflection = $('<img />').attr({ src: p.src }).css({
                    width: reflectionWidth + 'px',
				    marginBottom: '-' + (p.height - reflectionHeight) + 'px',
                    filter: 'flipv progid:DXImageTransform.Microsoft.Alpha(opacity=' + (options['opacity']*100) + ', style=1, finishOpacity=0, startx=0, starty=0, finishx=0, finishy=' + (options['height']*100) + ')',
                });
			
                d.css({
                    width: reflectionWidth + 'px',
                    height: divHeight + 'px'
                }).insertAfter(p).append(p).append(reflection);
                */
                /* Copy original image's classes & styles to div */
                
                var reflection = document.createElement('img');
                reflection.src = p.src;
                reflection.style.width = reflectionWidth+'px';
                
                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)+')';
                
                d.css({
                    width: reflectionWidth + 'px',
                    height: divHeight + 'px'
                }).insertAfter(p).append(p).append(reflection);

			} else {
				var canvas = document.createElement('canvas');
				if (canvas.getContext) {
					var context = canvas.getContext("2d");
				
					canvas.style.height = reflectionHeight+'px';
					canvas.style.width = reflectionWidth+'px';
					canvas.height = reflectionHeight;
					canvas.width = reflectionWidth;
					
                    d.css({
                        width: reflectionWidth + 'px',
                        height: divHeight + 'px'
                    }).insertAfter(p).append(p).append(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);
					}
				}
			}
		} catch (e) {
            alert(e.message);
	    }
	},
	
	remove : function(image) {
		if (image.className == "reflected") {
			image.className = image.parentNode.className;
			image.parentNode.parentNode.replaceChild(image, image.parentNode);
		}
	}
}


$.fn.reflections = function(options) {
    return this.each(function() {
		Reflection.add(this, options);
	});
}
})(jQuery);