Inheritance: GameScreen
        /// <summary>
        /// Activates the loading screen.
        /// </summary>
        public static void Load(ScreenManager screenManager, bool loadingIsSlow, System.Nullable<PlayerIndex> controllingPlayer, params GameScreen[] screensToLoad)
        {
            // Tell all the current screens to transition off.
            foreach (GameScreen screen in screenManager.GetScreens())
            {
                screen.ExitScreen();
            }

            // Create and activate the loading screen.
            LoadingScreen loadingScreen = new LoadingScreen(screenManager, loadingIsSlow, screensToLoad);

            screenManager.AddScreen(loadingScreen, controllingPlayer);
        }
 /// <summary>
 /// Event handler for when the Play Game menu entry is selected.
 /// </summary>
 private void PlayGameMenuEntrySelected(object sender, PlayerIndexEventArgs e)
 {
     //LoadingScreen.Load(ScreenManager, true, e.PlayerIndex,new GameplayScreen());
     LoadingScreen.Load(ScreenManager, true, e.PlayerIndex, new PrinceOfPersiaGame());
 }