/// <summary>
/// Cổng vào của Game.
/// </summary>
static void Main(string[] args)
{
using (TankWarsGame tankWarsGame = new TankWarsGame())
{
tankWarsGame.Run();
}
}
/// <summary>
/// The constructor is private: loading screens should
/// be activated via the static Load method instead.
/// </summary>
private LoadingScreen(TankWarsGame tankWars, 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(TankWarsGame tankWars, bool loadingIsSlow,
params GameScreen[] screensToLoad)
{
// Tell all the current screens to transition off.
foreach (GameScreen screen in tankWars.GetScreens())
{
screen.ExitScreen();
}
// Create and activate the loading screen.
LoadingScreen loadingScreen = new LoadingScreen(tankWars,
loadingIsSlow,
screensToLoad);
tankWars.AddScreen(loadingScreen);
}
public virtual void Draw(MenuScreen screen, bool isSelected, GameTime gameTime)
{
double time = gameTime.TotalGameTime.TotalSeconds;
float pulsate = ((float)Math.Sin(time * 6)) * 0.25f + 0.75f;
float scale = 1;
Color color = isSelected ? Color.Yellow * pulsate : Color.Red;
color *= screen.TransitionAlpha;
TankWarsGame tankWars = screen.TankWars;
SpriteBatch spriteBatch = tankWars.SpriteBatch;
SpriteFont font = tankWars.Font;
Vector2 origin = new Vector2(0, font.LineSpacing / 2);
spriteBatch.DrawString(font, text, position, color, 0,
origin, scale, SpriteEffects.None, 0);
}
