/************************************************
*   mooquee v.1.1                               *
*   Http: WwW.developer.ps/moo/mooquee          *
*   Dirar Abu Kteish dirar@zanstudio.com        *
*   2009-01-30                                  *
*************************************************
*   Extend By www.Sod.hu                        *
*   new directions: top, bottom                 *
*   2008-04-30                                  *
/***********************************************/
/* This program is free software. It comes without any warranty, to
* the extent permitted by applicable law. You can redistribute it
* and/or modify it under the terms of the Do What The Fuck You Want
* To Public License, Version 2, as published by Sam Hocevar. See
* http://sam.zoy.org/wtfpl/COPYING for more details. */

var mooquee = new Class({
  initialize: function(element, options) {
    this.setOptions({
      marHeight: 115,
      marWidth: 178,
      steps: 1,
      speed: 40,
      direction: 'top',
      pauseOnOver: true,
      pauseOnContainerOver: 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() {
    if (!this.options.pauseOnContainerOver) {
      this.textElement.addEvents({
        'mouseenter': function(me) {
          this.clearTimer();
        } .bind(this),
        'mouseleave': function(me) {
          this.timer = this.startMooquee.delay(this.options.speed, this);
        } .bind(this)
      });
    } else {
      this.mooqueeElement.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);