/**
Script: Slideshow.Flash.js
  Slideshow.Flash - Flash extension for Slideshow.

License:
  MIT-style license.

Copyright:
  Copyright (c) 2008 [Aeron Glemann](http://www.electricprism.com/aeron/).

Dependencies:
  Slideshow.
*/

Slideshow.Flash = new Class({
  Extends: Slideshow,
  
  options: {
    color: ['#FFF']
  },
  
/**
Constructor: initialize
  Creates an instance of the Slideshow class.

Arguments:
  element - (element) The wrapper element.
  data - (array or object) The images and optional thumbnails, captions and links for the show.
  options - (object) The options below.

Syntax:
  var myShow = new Slideshow.Flash(element, data, options);
*/

  initialize: function(el, data, options){
    options.overlap = true;
    if (options.color)
      options.color = $splat(options.color);
    this.parent(el, data, options);
  },

/**
Private method: show
  Does the slideshow effect.
*/

  _show: function(fast){
    if (!this.image.retrieve('tween'))
      $$(this.a, this.b).set('tween', {'duration': this.options.duration, 'link': 'cancel', 'onStart': this._start.bind(this), 'onComplete': this._complete.bind(this), 'property': 'opacity'});
    if (fast)
      this.image.get('tween').cancel().set(1);
    else {
      this.slideshow.retrieve('images').setStyle('background', this.options.color[this.slide % this.options.color.length]);
      var img = (this.counter % 2) ? this.a : this.b;
      img.get('tween').cancel().set(0);
      this.image.get('tween').set(0).start(1);
    }
  }
});