jquery.cycle.js

/*
 *	jQuery Cycle plugin v0.2
 *		Philip Sturgeon [http://philsturgeon.co.uk]
 *
 *	Licensed under the WTFPL License
 * 		http://sam.zoy.org/wtfpl/
 */
 
(function($)
{
 	$.fn.cycle = function (interval, options)
	{
		// Nothing passed, lets use a default start with a 1 second loop
		if(typeof interval == 'undefined' && typeof options == 'undefined')
		{
			interval = 1000;
		}
	
		// Only options are passed
		else if(typeof interval == 'object' && typeof options == 'undefined')
		{
			options = interval;
			interval = 1001;
		}
		
		// define defaults and override with options, if available
		// by extending the default settings, we don't modify the argument
		settings = jQuery.extend({
			action: 'start',
			children: '',
			instance: '',
		}, options);
		
		switch(settings.action)
		{
			case 'start':
			
				this.each(function()
				{
					// Hide all children but the first
					$(this).children(settings.children + ':not(:first)').hide();
					
					var current = 1; // First entry is 0, but we 1 is already showing
					var total_children = $(this).children().length;
		
					cycle = this;

					timer = $.timer(interval, function(){
						$(cycle).children(settings.children + ':eq(' + current.toString() + ')').show().siblings(settings.children).hide();
						
						// Increment to next child
						current++;
						
						// Next child is the same as the total, set back to zero
						if(current == total_children) current = 0;
					});
					
				});
				
				return timer;
				
			break;
			// END case 'start'
			
			case 'stop':
				settings.instance.stop();
			break;
			
			case 'next':
				alert('next!');
			break;
			
			case 'previous':
				alert('previous!');
			break;
		} 
		
		
	}
	 
})(jQuery);