private void UpdatePowerUps(float deltaTime)
{
// para cada powerup, atualizar a posição e a duração dele
for (int i = 0; i < PowerUps.Count; i++)
{
PowerUps[i].Position += PowerUps[i].Velocity;
if (PowerUps[i].Active)
{
PowerUps[i].Duration -= deltaTime;
//se o powerup se tornar inativo, remover os efeitos que ele havia aplicado
if (PowerUps[i].Duration <= 0)
{
PowerUps[i].Active = false;
switch (PowerUps[i].Type)
{
case "speed":
Balls.ForEach(ball => ball.Velocity /= 1.5f);
break;
case "sticky":
bool isAnySticky = PowerUps.Any(p => p.Active && p.Type == "sticky");
Balls.ForEach(ball => ball.Sticky = isAnySticky);
if (!isAnySticky)
{
Player.Color = new Vector3(1);
}
break;
case "comet":
Balls.ForEach(ball =>
{
ball.Comet = PowerUps.Any(p => p.Active && p.Type == "comet");
ball.Color = Color.Aqua.ToVector3();
});
Ball.Color = Vector3.One;
break;
case "padIncrease":
Player.Size = new Vector2(Player.Size.X / 1.25f, Player.Size.Y);
break;
case "padDecrease":
Player.Size = new Vector2(Player.Size.X / .75f, Player.Size.Y);
break;
case "confuse":
PostProcessor.Confuse = PowerUps.Any(p => p.Active && p.Type == "confuse");
break;
case "chaos":
PostProcessor.Chaos = PowerUps.Any(p => p.Active && p.Type == "chaos");
break;
}
}
}
// remover powerups inativos
if (!PowerUps[i].Active && PowerUps[i].Destroyed)
{
PowerUps.RemoveAt(i);
}
}
}