/// <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);
TransitionOffTime = TimeSpan.FromSeconds(0);
}
public TextOnBlackScreen(string title, string text, GameScreen[] nextScreens, bool playAlternateMusic = false, int maxTime = 3000, int titleOffset = 0, bool handleInput = true)
{
_title = title;
_text = text;
_nextScreens = nextScreens;
playMusic = playAlternateMusic;
this.maxTime = maxTime;
this.titleOffset = titleOffset;
this.handleInput = handleInput;
TransitionOnTime = TimeSpan.FromSeconds(3);
TransitionOffTime = TimeSpan.FromSeconds(3);
}
/// <summary>
/// Draws the menu entry. This can be overridden to customize the appearance.
/// </summary>
public virtual void Draw(GameScreen 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.
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>
/// Queries how wide the entry is, used for centering on the screen.
/// </summary>
public virtual int GetWidth(GameScreen screen)
{
return (int)screen.ScreenManager.Font.MeasureString(Text).X;
}
/// <summary>
/// Queries how much space this menu entry requires.
/// </summary>
public virtual int GetHeight(GameScreen screen)
{
return screen.ScreenManager.Font.LineSpacing;
}
