/* =========================================================
// jquery.panorama.js
// Author: OpenStudio (Arnault PACHOT)
// Mail: apachot@openstudio.fr
// Web: http://www.openstudio.fr
// Copyright (c) 2008 Arnault Pachot
// licence : GPL
========================================================= */
(function($) {
	$.fn.panorama = function(options) {
		this.each(function(){ 
			var settings = {
				viewport_width: 600,
				speed: 60000,
				direction: 'left',
				control_display: 'no',
				start_position: 0,
				auto_start: true,
				mode_360: true
			};
			if(options) $.extend(settings, options);
		
			var elemWidth = parseInt($(this).attr('width'));
			var elemHeight = parseInt($(this).attr('height'));
			var currentElement = this;
			var panoramaViewport, panoramaContainer;
					

			$(this).css('position', 'relative')
				.css('margin', '0')
				.css('padding', '0')
				.css('border', 'none')
				.wrap("<div class='panorama-container'></div>");
			if (settings.mode_360) 
				$(this).clone().insertAfter(this);
			
			panoramaContainer = $(this).parent();
			panoramaContainer.wrap("<div class='panorama-viewport'></div>").parent().css('width',settings.viewport_width+'px');
			
			panoramaViewport = panoramaContainer.parent();

			panoramaViewport.css('height', elemHeight+'px').find('a.panorama-control-left').bind('click', function() {
				$(panoramaContainer).stop();
				settings.direction = 'right';
				panorama_animate(panoramaContainer, elemWidth, settings);
				return false;
			});					
			$(this).parent().css('margin-left', '-'+settings.start_position+'px');

			if (settings.auto_start) 
				panorama_animate(panoramaContainer, elemWidth, settings);
			
		});
		function panorama_animate(element, elemWidth, settings) {
			currentPosition = 0-parseInt($(element).css('margin-left'));
			
			if (settings.direction == 'right') {
				
				$(element).animate({marginLeft: 0}, ((settings.speed / elemWidth) * (currentPosition)) , 'linear', function (){ 
					if (settings.mode_360) {
						$(element).css('marginLeft', '-'+(parseInt(parseInt(elemWidth))+'px'));
						panorama_animate(element, elemWidth, settings);
					}
				});
			} else {
 				
				var rightlimit;
				if (settings.mode_360) 
					rightlimit = elemWidth;
				else
					rightlimit = elemWidth-settings.viewport_width;
					
				$(element).animate({marginLeft: -rightlimit}, ((settings.speed / rightlimit) * (rightlimit - currentPosition)), 'linear', function (){ 
					if (settings.mode_360) {
						$(element).css('margin-left', 0); 
						panorama_animate(element, elemWidth, settings);
					}
				});
			}

			
		}
		
	};

$(document).ready(function(){
	tb_pathToImage = "include/img/loadingAnimation.gif";
	$("img.advancedpanorama").panorama({
	  viewport_width: 1024,
		speed: 160000,
		direction: 'left',
		control_display: 'no',
		start_position: Math.floor(Math.random()*2448),
		auto_start: true,
		mode_360: true
	});
});
})(jQuery);