/*
* Author:      Marco Kuiper (http://www.marcofolio.net/)
*/

// Speed of the automatic slideshow
var slideshowSpeed = 6000;

// Variable to store the images we need to set as background
// which also includes some text and url's.
var photos = [{
		"title" : "Haven in Paris",
		"image" : "hip.jpg",
		"url" : "/french/hip.php",
		"firstline" : "<img src=/images/hip200x150.jpg>",
		"secondline" : "active"
	},{
		"title" : "Camplong",
		"image" : "camplong.jpg",
		"url" : "/french/camplong.php",
		"firstline" : "<img src=/images/camplong200x150.jpg>",
		"secondline" : "vacation?"
	},{
		"title" : "Pyrenean<br>Experience",
		"image" : "pyrenean-experience.jpg",
		"url" : "/french/pyrenean-experience.php",
		"firstline" : "<img src=/images/pyrenean-experience200x150.jpg>",
		"secondline" : "vacation?"
	},{
		"title" : "Paris Rental<br>Connections",
		"image" : "prc.jpg",
		"url" : "/french/prc.php",
		"firstline" : "<img src=/images/prc200x150.jpg>",
		"secondline" : "vacation?"
	},{
		"title" : "HiP blog",
		"image" : "hipblog.jpg",
		"url" : "/french/hipblog.php",
		"firstline" : "<img src=/images/hipblog200x150.jpg>",
		"secondline" : "vacation?"
	},{
		"title" : "Natural Choices",
		"image" : "natural-choices.jpg",
		"url" : "/french/natural-choices.php",
		"firstline" : "<img src=/images/natural-choices200x150.jpg>",
		"secondline" : "vacation?"
	},{
		"title" : "Zanskar",
		"image" : "zanskar.jpg",
		"url" : "/french/zanskar.php",
		"firstline" : "<img src=/images/zanskar200x150.jpg>",
		"secondline" : "vacation?"
	},{
		"title" : "Cook&rsquo;n with Class",
		"image" : "cwc.jpg",
		"url" : "/french/cwc.php",
		"firstline" : "<img src=/images/cwc200x150.jpg>",
		"secondline" : "vacation?"
	},{
		"title" : "Paris Apartments",
		"image" : "paris-apartments.jpg",
		"url" : "/french/paris-apartments.php",
		"firstline" : "<img src=/images/paris-apartments200x150.jpg>",
		"secondline" : "active"
	},{
		"title" : "Rentals Paris",
		"image" : "rentals-paris.jpg",
		"url" : "/french/rentals-paris.php",
		"firstline" : "<img src=/images/rentals-paris200x150.jpg>",
		"secondline" : "work?"
	},{
		"title" : "Gîtes nature en<br>Corbières",
		"image" : "gites-corbieres.jpg",
		"url" : "/french/gites-corbieres.php",
		"firstline" : "<img src=/images/gites-corbieres200x150.jpg>",
		"secondline" : "vacation?"
	},{
		"title" : "Monts-Déserts<br>Editions",
		"image" : "monts-deserts.jpg",
		"url" : "/french/monts-deserts.php",
		"firstline" : "<img src=/images/monts-deserts200x150.jpg>",
		"secondline" : "active"
	},{
		"title" : "Feels Like Home<br>in Paris",
		"image" : "flhp.jpg",
		"url" : "/french/flhp.php",
		"firstline" : "<img src=/images/flhp200x150.jpg>",
		"secondline" : "vacation?"
	},{
		"title" : "Pyrenean Way",
		"image" : "pyreneanway.jpg",
		"url" : "/french/pyreneanway.php",
		"firstline" : "<img src=/images/pyreneanway200x150.jpg>",
		"secondline" : "vacation?"
	},{
		"title" : "Perfectly<br>Paris",
		"image" : "perfectlyparis.jpg",
		"url" : "/french/perfectly.php",
		"firstline" : "<img src=/images/perfectlyparis200x150.jpg>",
		"secondline" : "vacation?"
	},{
		"title" : "Mosaïque<br>Atelier",
		"image" : "mosaique.jpg",
		"url" : "/french/mosaique.php",
		"firstline" : "<img src=/images/mosaique200x150.jpg>",
		"secondline" : "vacation?"
	},{
		"title" : "Corbières Web",
		"image" : "corbieres-web.jpg",
		"url" : "/french/corbieres-web.php",
		"firstline" : "<img src=/images/corbieres-web200x150.jpg>",
		"secondline" : "vacation?"
	},{
		"title" : "Paris Fractional<br>Ownership",
		"image" : "pfo.jpg",
		"url" : "/french/pfo.php",
		"firstline" : "<img src=/images/pfo200x150.jpg>",
		"secondline" : "vacation?"
	},{
		"title" : "Préfecture<br>de l'Aude",
		"image" : "dge.jpg",
		"url" : "/french/dge.php",
		"firstline" : "<img src=/images/dge200x150.jpg>",
		"secondline" : "vacation?"
	}	
];



$(document).ready(function() {
		
	// Backwards navigation
	$("#back").click(function() {
		stopAnimation();
		navigate("back");
	});
	
	// Forward navigation
	$("#next").click(function() {
		stopAnimation();
		navigate("next");
	});
	
	var interval;
	$("#control").toggle(function(){
		stopAnimation();
	}, function() {
		// Change the background image to "pause"
		$(this).css({ "background-image" : "url(/images/btn_pause.gif)" });
		
		// Show the next image
		navigate("next");
		
		// Start playing the animation
		interval = setInterval(function() {
			navigate("next");
		}, slideshowSpeed);
	});
	
	
	var activeContainer = 1;	
	var currentImg = 0;
	var animating = false;
	var navigate = function(direction) {
		// Check if no animation is running. If it is, prevent the action
		if(animating) {
			return;
		}
		
		// Check which current image we need to show
		if(direction == "next") {
			currentImg++;
			if(currentImg == photos.length + 1) {
				currentImg = 1;
			}
		} else {
			currentImg--;
			if(currentImg == 0) {
				currentImg = photos.length;
			}
		}
		
		// Check which container we need to use
		var currentContainer = activeContainer;
		if(activeContainer == 1) {
			activeContainer = 2;
		} else {
			activeContainer = 1;
		}
		
		showImage(photos[currentImg - 1], currentContainer, activeContainer);
		
	};
	
	var currentZindex = -1;
	var showImage = function(photoObject, currentContainer, activeContainer) {
		animating = true;
		
		// Make sure the new container is always on the background
		currentZindex--;
		
		// Set the background image of the new active container
		$("#headerimg" + activeContainer).css({
			"background-image" : "url(/images/" + photoObject.image + ")",
			"display" : "block",
			"z-index" : currentZindex
		});
		
		// Hide the header text
		$("#headertxt").css({"display" : "none"});
		
		// Set the new header text
		$("#firstline").html(photoObject.firstline);
		$("#secondline")
			.attr("href", photoObject.url)
			.html(photoObject.secondline);
		$("#pictureduri")
			.attr("href", photoObject.url)
			.html(photoObject.title);
		
		
		// Fade out the current container
		// and display the header text when animation is complete
		$("#headerimg" + currentContainer).fadeOut(function() {
			setTimeout(function() {
				$("#headertxt").css({"display" : "block"});
				animating = false;
			}, 500);
		});
	};
	
	var stopAnimation = function() {
		// Change the background image to "play"
		$("#control").css({ "background-image" : "url(/images/btn_play.gif)" });
		
		// Clear the interval
		clearInterval(interval);
	};
	
	// We should statically set the first image
	navigate("next");
	
	// Start playing the animation
	interval = setInterval(function() {
		navigate("next");
	}, slideshowSpeed);
	
});