/*
 * Mooquee    - mootools <marquee> tag replacement
 * Version    - 1.1
 * Created By - Robert Inglin
 * Homepage   - http://robert.ingl.in/mooquee
 * Thanks to  - *mltsy* of Mooforum.net who wrote rewrote the
            transition system to allow in and out style
            transitions and included the fade transition
 * License    - MIT License Agreement
 
Copyright (c) 2008 Robert Inglin
 
Permission is hereby granted, free of charge, to any person
obtaining a copy of this software and associated documentation
files (the "Software"), to deal in the Software without
restriction, including without limitation the rights to use,
copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the
Software is furnished to do so, subject to the following
conditions:
 
The above copyright notice and this permission notice shall be
included in all copies or substantial portions of the Software.
 
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
OTHER DEALINGS IN THE SOFTWARE.
 */
 
Mooquee = new Class({
    Implements: [Options],
 
    options: {
        element: 'mooquee',
        cssitem: 'mooquee_item',
        firstitem:0,
        trans:{'tin':'up', 'tout':'fade'}, //each transition is up, down, left, right, fade
        pause: 1, //seconds (keep pause equal or higher to duration to allow time for items to reset) -1 = infinite pause/no loop
        duration: 5, //number of seconds to move marquee items
        overflow:'hidden', //if your item flows over how do you want to handle it. Auto(scroll) or Hidden work best...
        startOnLoad:true, // will start marquee when loaded
        pauseOnHover: true, //if true will pause all animations while mouse is hovering
        onTransitionStart: function(){},// Executes on transition start
        onTransitionComplete: function(){} // Executes on transition completion
    },
    initialize: function(options){
        this.setOptions(options);
            this.itemFXs = [];
        this.outDelay = 0;
            this.inDelay = 0;
        this.started = false;
        this.currentitem = this.options.firstitem;
        if(this.options.pause!=-1)
            this.loop = true;
        else{
            this.loop = false;
            this.options.pause =2; 
        }
        this.previousitem=-1;
        if (typeof(this.options.trans) == "string") this.options.trans = {'tin':this.options.trans, 'tout':this.options.trans};
       
        window.addEvent('domready', function() {
            //get all mooqueeItems
           
            this.items = $$('#' + this.options.element + ' .' + this.options.cssitem);
            this.totalitems = this.items.length;
            if($(this.options.element).style.overflow != 'hidden')
                $(this.options.element).style.overflow = '';
                // en la linea anterior le saque el 'hidden' //
            if($(this.options.element).style.position != 'relative')
                $(this.options.element).style.position = 'relative';
 
            this.setMooqueeFXs();
            this.setTrans(this.options.trans);//has setMooqueeItems in it
 
            if(this.options.startOnLoad)
                this.loopTimer = this.mooveAll.delay(this.options.pause*1000 ,this);
            if(this.options.pauseOnHover){
                $(this.options.element).addEvent('mouseover',function(){this.pauseMooquee()}.bind(this));
                $(this.options.element).addEvent('mouseout',function(){this.resumeMooquee()}.bind(this));
            }
        }.bind(this));
       
       
    },
    setMooqueeItems: function(){
        this.resetting =true;
        var i=0;
       
        this.items.each(function (element){
            if($(element).style.position != 'absolute')
                $(element).style.position = 'absolute';
            $(element).style.width = $(this.options.element).clientWidth + 'px';
            $(element).style.overflow = this.options.overflow;
 
            if(i == this.currentitem)
                this.itemFXs[i].set(this.resetStyle).set(this.inStyle);
            else
                this.itemFXs[i].set(this.resetStyle).set(this.startStyle);
           
            i++;
        }.bind(this));
 
        this.resetting =false;
    },
    setMooqueeFXs: function(){
        var i=0;
        this.items.each(function (element){
            this.itemFXs[i] = new Fx.Morph(element,{duration:(this.options.duration*1000)});
            i++;
        }.bind(this));
    },
    mooveAll: function(){
        if((this.currentitem + 1) == this.totalitems)
            citem = 0;
        else
            citem = this.currentitem + 1;
        this.moove(citem);
 
    },
    moove: function(itemnumber){
        if(itemnumber < this.totalitems)
        if(!this.mousedOver){
        if(itemnumber != this.currentitem){
           
            $clear(this.loopTimer);
           
            if(this.previousitem != -1){
                this.itemFXs[this.previousitem].cancel().set(this.resetStyle).set(this.startStyle);
                this.itemFXs[this.currentitem].cancel().set(this.resetStyle).set(this.inStyle);
                this.previousitem=-1;
            }
 
            this.returnpreviousitem = this.previousitem = this.currentitem;
            this.returncurrentitem = this.currentitem = itemnumber;
            this.options.onTransitionStart(this.returncurrentitem,this.returnpreviousitem);
 
                this.itemFXs[this.previousitem].start(this.outStyle).chain(function(){
                    if(!this.resetting){
                        this.itemFXs[this.previousitem].set(this.resetStyle).set(this.startStyle);
                        this.previousitem=-1;
                    }
                }.bind(this));
 
                (function(){
                    this.itemFXs[this.currentitem].start(this.inStyle).chain(function(){
                        this.options.onTransitionComplete(this.returncurrentitem,this.returnpreviousitem);
                        if(this.loop == true)
                            this.loopTimer = this.mooveAll.delay(this.options.pause*1000 ,this);
                    }.bind(this));
                }).delay(this.inDelay*this.options.pause*1000 ,this);
           
        }
        }else{
            this.moove.delay(50 ,this,itemnumber); 
        }
       
    },
    setTrans: function(newTrans){
        this.startStyle = {}
        this.inStyle = {};
        this.outStyle = {};
        this.resetStyle = {};
        this.inDelay = 0;
        switch(newTrans.tin){
                case 'up':
                    this.startStyle = {'top': $(this.options.element).clientHeight};
                    this.inStyle = {'top': 0};
                break;
                case 'down':
                    this.startStyle = {'top': $(this.options.element).clientHeight * -1};
                    this.inStyle = {'top': 0};
                break;
                case 'left':
                    this.startStyle = {'left': $(this.options.element).clientWidth};
                    this.inStyle = {'left': 0};
                break;
                case 'right':
                    this.startStyle = {'left': $(this.options.element).clientWidth * -1};
                    this.inStyle = {'left': 0};
                break;
                case 'fade':
                    this.startStyle = {'opacity': 0};
                    this.inStyle = {'opacity': 1};
                break;
        }
        switch(newTrans.tout){
                case 'up':
                    this.outStyle = {'top': $(this.options.element).clientHeight * -1};
                    this.resetStyle = {'top': 0};
                break;
                case 'down':
                    this.outStyle = {'top': $(this.options.element).clientHeight};
                    this.resetStyle = {'top': 0};
                break;
                case 'left':
                    this.outStyle = {'left': $(this.options.element).clientWidth * -1};
                    this.resetStyle = {'left': 0};
                break;
                case 'right':
                    this.outStyle = {'left': $(this.options.element).clientWidth};
                    this.resetStyle = {'left': 0};
                break;
                case 'fade':
                    this.outStyle = {'opacity': 0};
                    this.resetStyle = {'opacity': 1};
                    this.inDelay = .5;
                break;
        }
        this.setMooqueeItems();
    },
    pauseMooquee: function(){
        if(this.previousitem != -1){
            this.itemFXs[this.previousitem].pause();
            this.itemFXs[this.currentitem].pause();
        }
        this.mousedOver = true;
    },
    resumeMooquee: function(){
        if(this.previousitem != -1){
            this.itemFXs[this.previousitem].resume();
            this.itemFXs[this.currentitem].resume();
        }
        this.mousedOver = false;
    },
    stopMooqueeLoop: function(){
        this.loop = false;
        this.options.pause = 2;
    }
});