window.addEvent("domready", init);

function init() {
	if (navigator.appVersion.indexOf('Chrome')==-1 && navigator.appVersion.indexOf('MSIE 6')==-1) {
		var projectImgs = $$(".project img");
		projectImgs.addEvents({"mouseover": mouseOver, "mouseleave": mouseLeave});
		projectImgs.forEach(function(item, index) {
			if (!item.hasClass('linkout')) {
				item.fxi = new Fx.Tween(item, {property: "opacity", transition: 'expo:out', duration: 33, fps:24 });
				item.fxo = new Fx.Tween(item, {property: "opacity", transition: 'expo:out', duration: 1333, fps:24 });
			}
		});
	}
}

function mouseOver() {	
	this.fxo.cancel();
	this.fxi.start(.85);	
}

function mouseLeave() {	
	this.fxi.cancel();
	this.fxo.start(1);
}


function contact() { // are you a weak regex robot?
	var c = "@";
	var a = "mai"+"lto:";
	var b = "ma"+"il";
	var d = "josephmagnani";
	var e = ".co"+"m";
	document.location = a+b+c+d+e;
}

///////////////////////////////////////////////////////////////////////////////////// BROWSER BUGS

if (navigator.appVersion.indexOf('Chrome')!=-1) { //chrome hack, it renders pngs with opacity improperly
	document.write(
		"<style>.project img:hover {opacity: 1;}</style>"
	);
}

if (navigator.appVersion.indexOf('MSIE 6')!=-1) { //ie6 png hack + positioning bugs
	document.write(
		//"<script type='text/javascript' src='js/iepngfix_tilebg.js'></script>"+
		"<style>img, .project, .linkout, #center, #lbCloseLink, #lbPrevLink, #lbNextLink, #resume, #contact"+
		" { behavior: url('js/iepngfix.htc') }"+ 
		" .linkout, #lbLoading {filter: alpha(opacity = 0);}"+
		" #projects {position: static;}"+
		"</style>"
	);
}

///////////////////////////////////////////////////////////////////////////////////// MY SLIMBOX 1.6 MOD

var Slimbox;

(function() {

	var CONTROLS_HEIGHT = 40;
	
	var win = window, ie6 = Browser.Engine.trident4, webkit = Browser.Engine.webkit, state = 0,
		 options, images, activeImage, prevImage, nextImage, top, fx, preload, compatibleOverlay,
		 preloadPrev = new Image(), preloadNext = new Image(),
		 overlay, center, image, prevLink, nextLink, controls, caption, number, loading; //DOM elements


	///////////////////////////////////////////////////////////////////////////////////// INIT

	win.addEvent("domready", function() {
		$(document.body).adopt(
			$$([
				overlay = new Element("div", {id: "lbOverlay"}).addEvent("click", close),
				controls = new Element("div", {id: "lbControls"}),
				center = new Element("div", {id: "lbCenter"}),
				loading = new Element("div", {id: "lbLoading"})
			]).setStyle("display", "none")
		);
		
		controls.adopt(
			//caption = new Element("div", {id: "lbCaption"}),
			number = new Element("div", {id: "lbNumber"}),
			closeLink = new Element("a", {id: "lbCloseLink", href: "#"}).addEvent("click", close),
			nextLink = new Element("a", {id: "lbNextLink", href: "#"}).addEvent("click", next),
			prevLink = new Element("a", {id: "lbPrevLink", href: "#"}).addEvent("click", previous)//,
			//new Element("div", {styles: {clear: "both"}})
		);
		
		image = new Element("div", {id: "lbImage"}).injectInside(center).addEvent("click", next);

		fx = {
			overlay: new Fx.Tween(overlay, {property: "opacity", fps:24, duration: 166}).set(0),
			image: new Fx.Tween(image, {property: "opacity", fps:24, duration: 300, onComplete: nextEffect})
		};
	});


	///////////////////////////////////////////////////////////////////////////////////// API

	Slimbox = {
		open: function(_images, startImage, _options) {
			options = $extend({
				loop: true,						// Allows to navigate between first and last images
				overlayOpacity: 0.82,		// 1 is opaque, 0 is completely transparent (change the color in the CSS file)
				resizeDuration: 0,			// Duration of each of the box resize animations (in milliseconds)
				resizeTransition: false,	// Default transition in mootools
				initialWidth: 600,			// Initial width of the box (in pixels)
				initialHeight: win.getHeight()*.7,			// Initial height of the box (in pixels)
				animateCaption: false,
				showCounter: true,				// If true, a counter will only be shown if there is more than 1 image to display
				counterText: "{x} / {y}"		// Translate or change as you wish
			}, _options || {});

			// The function is called for a single image, with URL and Title as first two arguments
			if (typeof _images == "string") {
				_images = [[_images,startImage]];
				startImage = 0;
			}

			images = _images;
			options.loop = options.loop && (images.length > 1);
			position();
			setup(true);
			top = win.getScrollTop() + Math.max(Math.round(win.getHeight() / 14), 66);
			center.setStyles({top: top, width: options.initialWidth, height: options.initialHeight,
									marginLeft: -(options.initialWidth/2), display: ""});
									
			compatibleOverlay = ie6 || (overlay.currentStyle && (overlay.currentStyle.position != "fixed"));
			if (compatibleOverlay) overlay.style.position = "absolute";
			fx.overlay.start(options.overlayOpacity);
			state = 1;
			return changeImage(startImage);
		}
	};

	Element.implement({
		slimbox: function(_options, linkMapper) {
			// The processing of a single element is similar to the processing of a collection with a single element
			$$(this).slimbox(_options, linkMapper);

			return this;
		}
	});

	Elements.implement({
		/*
			options:	Optional options object, see Slimbox.open()
			linkMapper:	Optional function taking a link DOM element and an index as arguments and returning an
					array containing 2 elements: the image URL and the image caption (may contain HTML)
			linksFilter:	Optional function taking a link DOM element and an index as arguments and returning
					true if the element is part of the image collection that will be shown on click, false if not.
					"this" refers to the element that was clicked.
					This function must always return true when the DOM element argument is "this".
		*/
		slimbox: function(_options, linkMapper, linksFilter) {
			linkMapper = linkMapper || function(el) {
				return [el.href, el.title];
			};

			linksFilter = linksFilter || function() {
				return true;
			};

			var links = this;

			links.removeEvents("click").addEvent("click", function() {
				// Build the list of images that will be displayed
				var filteredLinks = links.filter(linksFilter, this);
				return Slimbox.open(filteredLinks.map(linkMapper), filteredLinks.indexOf(this), _options);
			});

			return links;
		}
	});


	///////////////////////////////////////////////////////////////////////////////////// INTERNAL FUNCS

	function position() {
		//$$(center).setStyle("left", scroll.x + (size.x / 2));
		if (compatibleOverlay) {
			var scroll = win.getScroll(), size = win.getSize();
			overlay.setStyles({left: scroll.x, top: scroll.y, width: size.x, height: size.y});
		}
	}

	function setup(open) {
		["object", win.ie ? "select" : "embed"].forEach(function(tag) {
			Array.forEach(document.getElementsByTagName(tag), function(el) {
				if (open) el._slimbox = el.style.visibility;
				el.style.visibility = open ? "hidden" : el._slimbox;
			});
		});

		overlay.style.display = open ? "" : "none";

		var fn = open ? "addEvent" : "removeEvent";
		win[fn]("scroll", position)[fn]("resize", position);
		document[fn]("keydown", keyDown);
	}

	function keyDown(event) {
		switch(event.code) {
			case 27:	// Esc
			case 88:	// 'x'
			case 67:	// 'c'
				close();
				break;
			case 37:	// Left arrow
			case 80:	// 'p'
				previous();
				break;	
			case 39:	// Right arrow
			case 78:	// 'n'
				next();
		}
		// Prevent default keyboard action (like navigating inside the page)
		return false;
	}

	function previous() {
		return changeImage(prevImage);
	}

	function next() {
		return changeImage(nextImage);
	}

	function changeImage(imageIndex) {
		if ((state == 1) && (imageIndex >= 0)) {
			state = 2;
			activeImage = imageIndex;
			prevImage = ((activeImage || !options.loop) ? activeImage : images.length) - 1;
			nextImage = activeImage + 1;
			if (nextImage == images.length) nextImage = options.loop ? 0 : -1;

			image.style.display = "none";
			loading.style.display = "";
			
			prevLink.style.display = (prevImage >= 0) ? "" : "none";
			nextLink.style.display = (nextImage >= 0) ? "" : "none";
			
			fx.image.set(0);
			
			preload = new Image();
			preload.onload = nextEffect;
			preload.src = images[imageIndex][0];
		}

		return false;
	}

	function nextEffect() {
		switch (state++) {
			case 2:
				loading.style.display = "none";
				
				image.setStyles({backgroundImage: "url(" + images[activeImage][0] + ")", display: "",
					width: preload.width, height: preload.height});
				controls.setStyle("width", preload.width+8); //8 is to compensate for margin around x

				//caption.set('html', images[activeImage][1] || "");
				number.set('html', (options.showCounter && (images.length > 1)) ?
					options.counterText.replace(/{x}/, activeImage + 1).replace(/{y}/, images.length) : "");

				if (prevImage >= 0) preloadPrev.src = images[prevImage][0];
				if (nextImage >= 0) preloadNext.src = images[nextImage][0];

				if (center.clientHeight != image.offsetHeight) center.setStyle('height',image.offsetHeight);

				if (center.clientWidth != image.offsetWidth)
					center.setStyles({width: image.offsetWidth, marginLeft: -image.offsetWidth/2});

				controls.setStyles({top: top - CONTROLS_HEIGHT, marginLeft: center.style.marginLeft, display: ""});

				fx.image.start(1);
				break;
			case 3:
				state = 1;
		}
	}

	function close() {
		if (state) {
			state = 0;
			preload.onload = $empty;
			for (var f in fx) fx[f].cancel();
			$$(center,controls).setStyle("display", "none");
			fx.overlay.chain(setup).start(0);
		}

		return false;
	}

})();


///////////////////////////////////////////////////////////////////////////////////// STARTUP
Slimbox.scanPage = function() {
	$$(document.links).filter(function(el) {
		return el.rel && el.rel.test(/^lightbox/i);
	}).slimbox({}, null, function(el) {
		return (this == el) || ((this.rel.length > 8) && (this.rel == el.rel));
	});
};
window.addEvent("domready", Slimbox.scanPage);