/**
 * tools.tooltip "Slide Effect" 1.0.0
 * 
 * Copyright (c) 2009 Tero Piirainen
 * http://flowplayer.org/tools/tooltip.html#slide
 *
 * Dual licensed under MIT and GPL 2+ licenses
 * http://www.opensource.org/licenses
 *
 * Since  : September 2009
 * Date: ${date}
 * Revision: ${revision} 
 */
(function($) { 

	// version number
	var t = $.tools.tooltip;
	t.effects = t.effects || {};
	t.effects.slide = {version: '1.0.0'}; 
		
	// extend global configuragion with effect specific defaults
	$.extend(t.conf, { 
		direction: 'up', // down, left, right 
		bounce: false,
		slideOffset: 10,
		slideInSpeed: 200,
		slideOutSpeed: 200, 
		slideFade: !$.browser.msie
	});			
	
	// directions for slide effect
	var dirs = {
		up: ['-', 'top'],
		down: ['+', 'top'],
		left: ['-', 'left'],
		right: ['+', 'left']
	};
	
	/* default effect: "slide"  */
	$.tools.tooltip.addEffect("slide", 
		
		// show effect
		function(done) { 

			// variables
			var conf = this.getConf(), 
				 tip = this.getTip(),
				 params = conf.slideFade ? {opacity: conf.opacity} : {}, 
				 dir = dirs[conf.direction] || dirs.up;

			// direction			
			params[dir[1]] = dir[0] +'='+ conf.slideOffset;
			
			// perform animation
			if (conf.slideFade) { tip.css({opacity:0}); }
			tip.show().animate(params, conf.slideInSpeed, done); 
		}, 
		
		// hide effect
		function(done) {
			
			// variables
			var conf = this.getConf(), 
				 offset = conf.slideOffset,
				 params = conf.slideFade ? {opacity: 0} : {}, 
				 dir = dirs[conf.direction] || dirs.up;
			
			// direction
			var sign = "" + dir[0];
			if (conf.bounce) { sign = sign == '+' ? '-' : '+'; }			
			params[dir[1]] = sign +'='+ offset;			
			
			// perform animation
			this.getTip().animate(params, conf.slideOutSpeed, function()  {
				$(this).hide();
				done.call();		
			});
		}
	);  
	
})(jQuery);