private void UndoPower(PowerUpEffect power)
{
switch (power.PowerUpEffectAction)
{
case PowerUpEffectAction.Grow:
ResetSize();
break;
case PowerUpEffectAction.DecreaseSpeed:
Speed *= 2;
break;
case PowerUpEffectAction.IncreaseSpeed:
Speed /= 2;
break;
case PowerUpEffectAction.Ball_Split:
GameObjectCollection.GetActive <Ball>(x => !x.IsMainBall).ForEach(x => x.IsActive = false);
break;
case PowerUpEffectAction.Ball_MultiBrickBreak:
MultiBrickBreak = false;
break;
}
this.PowerUpEffects.Remove(power);
GameObjectCollection.ActivePowerUps.Remove(power.ToString());
}
public void CheckForCollisions(GameTime gameTime)
{
//prevent us from processing a collision multiple times if the object hasn't moved yet.
if (AllowCollisionCheck)
{
foreach (var otherObject in GameObjectCollection.GetActive <InteractiveGameObject>(x => x != this))
{
var points = Sprite.DrawMap.Select(x => x.Point).ToList();
var otherPoints = otherObject.Sprite.DrawMap.Select(x => x.Point).ToList();
var isCollision = points.Any(point => otherPoints.Any(otherPoint => otherPoint.X == point.X && otherPoint.Y == point.Y));
if (isCollision)
{
otherObject.AllowCollisionCheck = false;
otherObject.ProcessCollisions(this, gameTime);
ProcessCollisions(otherObject, gameTime);
}
}
AllowCollisionCheck = false;
}
}
public override void ProcessCollisions(InteractiveGameObject CollidingObject, GameTime gameTime)
{
if (CollidingObject is Slider)
{
//Handover whatever power up effect we have to the objects impacted by it.
var effectedObjects = GameObjectCollection.GetActive <T>();
foreach (var obj in effectedObjects)
{
foreach (var effect in this.PowerUpEffects)
{
if (obj.PowerUpEffects.All(x => x.PowerUpEffectAction != effect.PowerUpEffectAction))
{
obj.PowerUpEffects.Add(effect);
CurrentGame.Score += 25;
}
}
}
this.IsActive = false;
}
}