The screen manager is a component which manages one or more GameScreen instances. It maintains a stack of screens, calls their Update and Draw methods at the appropriate times, and automatically routes input to the topmost active screen.
Inheritance: Microsoft.Xna.Framework.DrawableGameComponent
        /// <summary>
        /// The constructor is private: loading screens should
        /// be activated via the static Load method instead.
        /// </summary>
        private LoadingScreen(ScreenManager screenManager, bool loadingIsSlow, GameScreen[] screensToLoad)
        {
            this.loadingIsSlow = loadingIsSlow;
            this.screensToLoad = screensToLoad;

            TransitionOnTime = TimeSpan.FromSeconds(0.5);
        }
        /// <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);
        }
Beispiel #3
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        public Game1()
            : base()
        {
            Content.RootDirectory = "Content";

             graphics = new GraphicsDeviceManager(this);
             graphics.PreferredBackBufferWidth = 640;
             graphics.PreferredBackBufferHeight = 480;
             graphics.PreferredDepthStencilFormat = DepthFormat.Depth24Stencil8;
             graphics.IsFullScreen = false;

             screenManager = new ScreenManager(this);
             Components.Add(screenManager);
             screenManager.AddScreen(new BackgroundScreen(), null);
             screenManager.AddScreen(new MainMenuScreen(), null);
        }