<?php 

package  

{

    import flash.display.Loader;

    import flash.display.MovieClip;

    import flash.events.Event;

    import flash.events.TimerEvent;

    import flash.net.URLLoader;

    import flash.net.URLRequest;

    import flash.utils.Timer;

    

    public class Main extends MovieClip

    {

        //List of image to show on the slideshow

        private var _monXML:XML;

        private var _urlXML:URLRequest;

        private var _loaderXML:URLLoader;

        private var _listOfImage:Array = new Array();

        private var _currentImage:int = 0;

        //Container for the image

        private var _container:MovieClip;

        //Timer for the display

        private var _displayTimer:Timer;

        private var _delay:int = 5000; //Millisecond

        

        public function Main()

        {

            _urlXML = new URLRequest('urlduxml.xml'); //Could be a php file that return an XML

            _loaderXML = new URLLoader();

            _loaderXML.addEventListener(Event.COMPLETE, onXMLLoaded);

            _loaderXML.load(_urlXML);

            

            _container = stage.getChildByName('container') as MovieClip;

        }

        

        /**

         * Call when the XML is loaded

         * Strucutre of xml

         * <images>

         *     <pic url="url-of-the image"/>

         *     <pic url="url-of-the image2"/>

         * </images>

         * @param    e

         */

        private function onXMLLoaded(e:Event)

        {

            _monXML = new XML(e.target.data);

            

            for each(var pic in _monXML)

            {

                _listOfImage.push(pic.@url);

            }

            

            loadImage();

        }

        

        /**

         * Load an image with the effect wanted

         * 

         */

        private function loadImage(e:TimerEvent = null)

        {

            var toDisplay:String = _listOfImage[_currentImage];

            var loader:Loader = new Loader();

            loader.addEventListener(Event.COMPLETE, onImageLoaded);

            loader.load(new URLRequest(toDisplay));        

            

            if (_currentImage < _listOfImage.length) _currentImage++;        

                else _currentImage = 0;

        }

        

        /**

         * Called when an image is loaded

         * @param    e

         */

        private function onImageLoaded(e:Event)

        {

            

            _displayTimer = new Timer(_delay, 1);

            _displayTimer.addEventListener(TimerEvent.TIMER_COMPLETE, loadImage);

            _displayTimer.start();

            

            showContainer();

        }

        

        /**

         * Show the container movieClip with one of this 4choices:

         * - Come from left

         * - Come from Right

         * - Fade in

         * - Grow up

         * 

         * Some ugly code in here, but faster to wrote (i know this is lame, but i really want to play Warhammer Online by now :d )

         */

        private function showContainer()

        {

            var choice = Math.random();

            

            if (choice < (1 / 4))

            {

                //from left

                _container.x = -(_container.width);

                var leftTimer:Timer = new Timer(10, 0);

                leftTimer.addEventListener(TimerEvent.TIMER, moveLeft);

                leftTimer.start()

                

                //here is the ugly code, bouhhh

                function moveLeft(e:TimerEvent)

                {

                    if (_container.x <= 0) _container.x += (_container.width / 50);

                        else leftTimer.stop();

                }

            }

            else if (choice < (1 / 2))

            {

                //from right

                _container.x = _container.width;

                var rightTimer:Timer = new Timer(10, 0);

                rightTimer.addEventListener(TimerEvent.TIMER, moveRight);

                rightTimer.start()

                

                //here is the ugly code, bouhhh

                function moveRight(e:TimerEvent)

                {

                    if (_container.x <= 0) _container.x -= (_container.width / 50);

                        else rightTimer.stop();

                }

            }

            else if (choice < (3 / 4))

            {

                //fade in

                _container.x = 0;

                _container.alpha = 0;

                var alphaTimer:Timer = new Timer(10, 0);

                alphaTimer.addEventListener(TimerEvent.TIMER, alphaContainer);

                alphaTimer.start()

                

                //here is the ugly code, bouhhh

                function alphaContainer(e:TimerEvent)

                {

                    if (_container.alpha <= 1) _container.alpha += (1 / 50);

                        else alphaTimer.stop();

                }

            }

            else

            {

                //grow up

                _container.scaleX = 0;

                _container.scaleY = 0;

                _container.x = stage.stageWidth/2;

                _container.y = stage.stageHeight/2;

                

                var growUpTimer:Timer = new Timer(10, 0);

                growUpTimer.addEventListener(TimerEvent.TIMER, growUp);

                growUpTimer.start()

                

                //here is the ugly code, bouhhh

                function growUp(e:TimerEvent)

                {

                    if (_container.scaleX <= 1)

                    {

                        _container.scaleX += (1 / 50);

                        _container.scaleY += (1 / 50);

                        _container.x = (stage.stageWidth/2) - (_container.width/2);

                        _container.y = (stage.stageHeight/2) - (_container.height/2);

                    }

                    else

                    {

                        growUpTimer.stop();

                    }

                }

                

            }

        }

    }

}