public virtual void Draw(MenuScreen screen, bool isSelected, GameTime gameTime)
{
Color color = isSelected ? Color.Red : Color.Black;
// 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 screenManager = screen.ScreenManager;
SpriteBatch spriteBatch = screenManager.SpriteBatch;
SpriteFont font = screenManager.SpriteFont;
Vector2 origin = new Vector2(0, font.LineSpacing / 2);
spriteBatch.DrawString(font, text, position, color, 0,
origin, scale, SpriteEffects.None, 0);
}
public virtual void Update(MenuScreen screen, bool isSelected, GameTime gameTime)
{
float fadeSpeed = (float)gameTime.ElapsedGameTime.TotalSeconds * 4;
if (isSelected)
{
selectionFade = Math.Min(selectionFade + fadeSpeed, 1);
}
else
{
selectionFade = Math.Max(selectionFade - fadeSpeed, 0);
}
}
public virtual int GetWidth(MenuScreen screen)
{
return screen.ScreenManager.SpriteFont.LineSpacing;
}
public virtual int GetHeight(MenuScreen screen)
{
return (int)screen.ScreenManager.SpriteFont.MeasureString(Text).X;
}
public virtual int GetHeight(MenuScreen screen)
{
return((int)screen.ScreenManager.SpriteFont.MeasureString(Text).X);
}
public virtual int GetWidth(MenuScreen screen)
{
return(screen.ScreenManager.SpriteFont.LineSpacing);
}