/*
Supersize
supersized.1.0.js
October 2010
By Andries Reitsma

*/
(function($){

	//Resize image on ready or resize
	$.fn.supersized = function() {
		var options = $.extend($.fn.supersized.options);
	};
	
	//Adjust image size
	$.fn.resizenow = function() {
		var options = $.extend($.fn.supersized.options);
		var xFactor = $(window).width() / options.startwidth;
		var yFactor = $(window).height() / options.startheight;
		
		//if (xFactor < 1) { xFactor = 1; }
		
		var scaleFactor = Math.max(xFactor,yFactor);
		
		$.fn.supersized.scaleFactor = scaleFactor;
			
	  	return this.each(function() {
	  		
			//Define image ratio & minimum dimensions
			var minwidth = options.minsize*(options.startwidth);
			var minheight = options.minsize*(options.startheight);
			var ratio = options.startheight/options.startwidth;
			
			//Gather browser and current image size
			var imagewidth = $(this).width();
			var imageheight = $(this).height();
			var browserwidth = $(window).width();
			var browserheight = $(window).height();
			
			//Check for minimum dimensions
			if ((browserheight < minheight) && (browserwidth < minwidth)){
				$(this).height(minheight);
				$(this).width(minwidth);
			}
			else{	
				//When browser is taller	
				if (browserheight > browserwidth){
				    imageheight = browserheight;
				    $(this).height(browserheight);
				    imagewidth = browserheight/ratio;
				    $(this).width(imagewidth);
				    
				    if (browserwidth > imagewidth){
				    	imagewidth = browserwidth;
				    	$(this).width(browserwidth);
				    	imageheight = browserwidth * ratio;
				    	$(this).height(imageheight);
				    }
				
				}
				
				//When browser is wider
				if (browserwidth >= browserheight){
				    imagewidth = browserwidth;
				    $(this).width(browserwidth);
				    imageheight = browserwidth * ratio;
				    $(this).height(imageheight);
				    
				    if (browserheight > imageheight){
				    	imageheight = browserheight;
				    	$(this).height(browserheight);
				    	imagewidth = browserheight/ratio;
				    	$(this).width(imagewidth);
				    }
				}
			}
			return false;
		});
	};
	
})(jQuery);