/**
 * 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);