/// <summary>
/// Runs one frame of update for the game.
/// </summary>
/// <param name="gameTime">Provides a snapshot of timing values.</param>
public override void Update(GameTime gameTime,
bool otherScreenHasFocus, bool coveredByOtherScreen)
{
float elapsed = (float)gameTime.ElapsedGameTime.TotalSeconds;
//Update Managers
particles.Update(elapsed);
powerups.Update(elapsed);
//Update paddles and balls
UpdateBottomPaddle(elapsed);
UpdateTopPaddle(elapsed);
if (0 == ballManager.Update(elapsed))
{
foreach (GameScreen screen in ScreenManager.GetScreens())
{
screen.ExitScreen();
}
//TODO: add game over screen
CollisionManager.ClearAll();
ScreenManager.AddScreen(new BackgroundScreen());
ScreenManager.AddScreen(new MainMenuScreen());
}
CheckHits();
base.Update(gameTime, otherScreenHasFocus, coveredByOtherScreen);
}
/// <summary>
/// Input helper method provided by GameScreen. Packages up the various input
/// values for ease of use
/// </summary>
/// <param name="input">The state of the gamepads</param>
public override void HandleInput(InputState input)
{
if (input == null)
{
throw new ArgumentNullException("input");
}
if (GamePad.GetState(PlayerIndex.One).Buttons.Back == ButtonState.Pressed)
{
foreach (GameScreen screen in ScreenManager.GetScreens())
{
screen.ExitScreen();
}
CollisionManager.ClearAll();
ScreenManager.AddScreen(new BackgroundScreen());
ScreenManager.AddScreen(new MainMenuScreen());
}
}
/// <summary>
/// Input helper method provided by GameScreen. Packages up the various input
/// values for ease of use
/// </summary>
/// <param name="input">The state of the gamepads</param>
public override void HandleInput(InputState input)
{
if (input == null)
{
throw new ArgumentNullException("input");
}
if (GamePad.GetState(PlayerIndex.One).Buttons.Back == ButtonState.Pressed)
{
foreach (GameScreen screen in ScreenManager.GetScreens())
{
screen.ExitScreen();
}
CollisionManager.ClearAll();
ScreenManager.AddScreen(new BackgroundScreen());
ScreenManager.AddScreen(new MainMenuScreen());
}
//if (input.IsPauseGame(null))
//{
// PauseCurrentGame();
//}
/// Read Touchscreen input
/// For now, add all "Pressed" and "Moved" events to lastTouchInput
if (input.TouchState.Count > 0)
{
lastTouchInput = new List <TouchLocation>();
foreach (var touch in input.TouchState)
{
switch (touch.State)
{
case TouchLocationState.Pressed:
if (bottomPaddleTouchId == -1 &&
touch.Position.Y > bottomPaddle.Position.Y &&
touch.Position.X > bottomPaddle.Position.X - 20 &&
touch.Position.X < bottomPaddle.Position.X + bottomPaddle.Width + 20)
{
bottomPaddleTouch = touch;
bottomPaddleTouchId = touch.Id;
}
else
{
lastTouchInput.Add(touch);
}
break;
case TouchLocationState.Moved:
if (touch.Id == bottomPaddleTouchId)
{
bottomPaddleTouch = touch;
}
else
{
lastTouchInput.Add(touch);
}
break;
case TouchLocationState.Released:
if (touch.Id == bottomPaddleTouchId)
{
bottomPaddleTouchId = -1;
}
else
{
lastTouchInput.Add(touch);
}
break;
default:
break;
}
}
}
/// Read Accelerometer input
/// (use it to update powerups)
float movement = 0.0f;
if (accelState != null)
{
if (Math.Abs(accelState.X) > 0.10f)
{
if (accelState.X > 0.0f)
{
movement = 10.0f;
}
else
{
movement = -10.0f;
}
}
}
// TODO: use this movement to update powerups
/// Read keyboard input
/// (use it for debugging)
KeyboardState keyState = Keyboard.GetState();
lastKeyInput = new List <Keys>();
//For default, bottom paddle movement
if (keyState.IsKeyDown(Keys.Left))
{
lastKeyInput.Add(Keys.Left);
}
if (keyState.IsKeyDown(Keys.Right))
{
lastKeyInput.Add(Keys.Right);
}
//For multitouch, top paddle movement
if (keyState.IsKeyDown(Keys.F))
{
lastKeyInput.Add(Keys.F);
}
if (keyState.IsKeyDown(Keys.D))
{
lastKeyInput.Add(Keys.D);
}
}
