import flash.display.MovieClip;
import flash.display.DisplayObject;
import flash.utils.setInterval;

/**
* Library items, converted to MovieClips
*/
var image_movieclip_array:Array = [
    Image1,
    Image2,
    Image3
]

// Initialize vars
var stage_img_array:Array = new Array();
var prev_img:Number = 2;
var curr_img:Number = 0;


for(var i = 0; i < image_movieclip_array.length; i++){
    var img:MovieClip = new image_movieclip_array[i]();
    addChild(img);
    stage_img_array.push(img);

    if(i < 2)
        stage_img_array[i].alpha = 0;
}

function imageRotator()
{
    this.swapChildren(stage_img_array[prev_img],stage_img_array[curr_img])

    stage_img_array[prev_img].addEventListener(Event.ENTER_FRAME, fl_FadeSymbolOut);
    stage_img_array[curr_img].addEventListener(Event.ENTER_FRAME, fl_FadeSymbolIn);

    /**
     * This branch sets the next lineup
     */
    if(this.curr_img <= 2)
    {
        this.prev_img = this.curr_img;
        this.curr_img += 1;
    }

    if(this.curr_img == 2)
        this.curr_img = 0;
}

var interval = setInterval(imageRotator,5000);


function fl_FadeSymbolIn(event:Event):void
{
    stage_img_array[curr_img].alpha += 0.02;
    if(stage_img_array[curr_img].alpha >= 1)
    {
        stage_img_array[curr_img].removeEventListener(Event.ENTER_FRAME, fl_FadeSymbolIn);
    }
}

function fl_FadeSymbolOut(event:Event):void
{
    stage_img_array[prev_img].alpha -= 0.02;
    if(stage_img_array[prev_img].alpha <= 0)
    {
        stage_img_array[prev_img].removeEventListener(Event.ENTER_FRAME, fl_FadeSymbolOut);
    }
}