public override void Update(GameTime gameTime)
{
if (_timer > 0)
{
_timer -= (float)gameTime.ElapsedGameTime.TotalSeconds;
}
else
{
_timer = -1;
}
_timerManager.UpdateTimer((int)Math.Truncate(_timer));
_previousMouse = _currentMouse;
_currentMouse = Mouse.GetState();
Entities.Update(gameTime);
if (_currentMouse.LeftButton == ButtonState.Pressed && _previousMouse.LeftButton == ButtonState.Released)
{
_shootSound.Play();
}
if (_timerManager.CanSpawnAlien((int)Math.Truncate(_timer)))
{
Entities.Add(new Alien(_alienTexture, new Vector2(Game.Random.Next(100, 700), 400), Game.Random, true, _alienDeathSound));
}
MenuList.Update(gameTime);
}
