void KeyApearing()
{
upButton.enabled = false;
downButton.enabled = false;
leftButton.enabled = false;
rightButton.enabled = false;
iTween.ScaleTo(candy.gameObject, iTween.Hash("scale", Vector3.zero, "time", animateTime, "easeType", iTween.EaseType.linear));
key.Appear();
}
public void Activate()
{
key.Appear();
GetNode <Sprite>("Sprite").Visible = false;
GetNode <CollisionShape2D>("CollisionShape2D").Disabled = true;
}