/************************************************
*   mooquee v.1.0                               *
*   Http: WwW.developer.ps/moo/mooquee          *
*   Dirar Abu Kteish dirar@zanstudio.com        *
*   2008-10-20                                  *
*************************************************
*   Extend By www.Sod.hu                        *
*   new directions: top, bottom                 *
*   2008-04-30                                  *
/***********************************************/

var mooquee = new Class({
    initialize: function(element, options) {
		this.setOptions({
			marHeight: 45,
			marWidth: 403,
			steps: 1,
			speed: 20,
			direction: 'left',
			//direction: 'bottom',
			pauseOnOver: true
	    }, options);
	    this.timer = null;
	    this.textElement = null;
	    this.mooqueeElement = element;
	    this.constructMooquee();
	},
	constructMooquee: function() {
		var el = this.mooqueeElement;
		el.setStyles({
		    'width' : this.options.marWidth
		    ,'height' : this.options.marHeight		    
		});
        this.textElement = new Element('div',{
		    'class' : 'mooquee-text'
		    ,'id' : 'mooquee-text'
		}).set('html', el.innerHTML);
		el.set('html', '');//clear mooqueeElement inner html
		this.textElement.inject(el);
		//this.textElement = $('mooquee-text');
        if(!this.setStartPos()){return;}
        if(this.options.pauseOnOver){this.addMouseEvents();}
		//start marquee
		this.timer = this.startMooquee.delay(this.options.speed, this);
	},
	setStartPos: function(){
	    /* sod.hu Ext */
		if( this.options.direction == 'bottom' )
            this.textElement.setStyle('bottom', ( -1 * this.textElement.getCoordinates().height.toInt()));
        else if( this.options.direction == 'top' )
            this.textElement.setStyle( 'bottom', this.options.marHeight );
        else if( this.options.direction == 'left' )
            this.textElement.setStyle('left', ( -1 * this.textElement.getCoordinates().width.toInt()));
        else if( this.options.direction == 'right' )
            this.textElement.setStyle( 'left', this.options.marWidth );
        else{
            alert( 'direction config error: ' + this.options.direction );
            return false;
        }
        return true;
	},
	addMouseEvents : function(){
	    this.textElement.addEvents({
	        'mouseenter' : function(me){
	            this.clearTimer();
	        }.bind(this),
	        'mouseleave' : function(me){
	            this.timer = this.startMooquee.delay(this.options.speed, this);
	        }.bind(this)
	    });
	},
    startMooquee: function(){
        /* sod.hu Ext */
        if(this.options.direction == 'bottom' || this.options.direction == 'top')
            var pos = this.textElement.getStyle('bottom').toInt();
        else if(this.options.direction == 'left' || this.options.direction == 'right')
            var pos = this.textElement.getStyle('left').toInt();
        if(this.options.direction == 'bottom')
            this.textElement.setStyle( 'bottom', ( pos + -1 ) + 'px' );
        else if(this.options.direction == 'top')
            this.textElement.setStyle( 'bottom', ( pos + 1 ) + 'px' );
        else if(this.options.direction == 'left'){
            this.textElement.setStyle( 'left', ( pos + -1 ) + 'px' );
        }
        else if(this.options.direction == 'right')
            this.textElement.setStyle( 'left', ( pos + 1 ) + 'px' );
        /* sod.hu Ext end */
        this.checkEnd(pos);
        this.timer = this.startMooquee.delay(this.options.speed, this);
    },
    resumeMooquee: function(){
        this.stopMooquee();
        if(this.options.pauseOnOver){this.addMouseEvents();}
        this.timer = this.startMooquee.delay(this.options.speed, this);
    },
    stopMooquee: function(){
        this.clearTimer();
        this.textElement.removeEvents();
    },
    clearTimer: function(){
        $clear(this.timer);
    },
    checkEnd: function(pos){
        /* sod.hu Ext */
        if(this.options.direction == 'bottom'){
            if(pos < -1 * (this.textElement.getCoordinates().height.toInt()))
                this.textElement.setStyle('bottom', this.options.marHeight);
        } else if(this.options.direction == 'top'){
            if(pos > this.options.marHeight.toInt())
                this.textElement.setStyle('bottom', -1 * (this.textElement.getCoordinates().height.toInt()) );
        } else if(this.options.direction == 'left'){
            if(pos < -1 * (this.textElement.getCoordinates().width.toInt()))
                this.textElement.setStyle('left', this.options.marWidth);
        } else if(this.options.direction == 'right'){
            if(pos > this.options.marWidth.toInt())
                this.textElement.setStyle('left', -1 * (this.textElement.getCoordinates().width.toInt()) );
        }
        /* sod.hu Ext end */
    },
    setDirection: function(dir){
        this.options.direction = dir;
        this.setStartPos();
    }
});
mooquee.implement(new Options);