/// <summary>
/// Draws the menu entry. This can be overridden to customize the appearance.
/// </summary>
public virtual void Draw(MenuScreen screen, bool isSelected, GameTime gameTime)
{
// there is no such thing as a selected item on Windows Phone, so we always
// force isSelected to be false
#if WINDOWS_PHONE
isSelected = false;
#endif
// Draw the selected entry in yellow, otherwise white.
Color color = isSelected ? Color.Yellow : Color.White;
// Pulsate the size of the selected menu entry.
double time = gameTime.TotalGameTime.TotalSeconds;
float pulsate = (float)Math.Sin(time * 6) + 1;
float scale = 1 + pulsate * 0.05f * selectionFade;
// Modify the alpha to fade text out during transitions.
color *= screen.TransitionAlpha;
// Draw text, centered on the middle of each line.
Manager.ScreenManager screenManager = screen.ScreenManager;
SpriteBatch spriteBatch = screenManager.SpriteBatch;
SpriteFont font = screenManager.Font;
Vector2 origin = new Vector2(0, font.LineSpacing / 2);
spriteBatch.DrawString(font, text, position, color, 0,
origin, scale, SpriteEffects.None, 0);
}
/// <summary>
/// The constructor is private: loading screens should
/// be activated via the static Load method instead.
/// </summary>
private LoadingScreen(Manager.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(Manager.ScreenManager screenManager, bool loadingIsSlow,
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);
}
