public void UserMove(RoomUser User)
    {
      if (User == null || this.Balls.Count == 0)
        return;
      foreach (RoomItem ball in this.Balls)
      {
        if (ball.GetX == User.X && ball.GetY == User.Y && (User.GoalX != ball.GetX || User.GoalY != ball.GetY))
        {
          ball.Direction = this.InverseDir(this.IntToDirection(Rotation.Calculate(User.X, User.Y, User.GoalX, User.GoalY)));
          ball.rebound = true;
          this.KickShotBall(User, ball);
        }
        if (ball.isKicked && ball.rebounds > 0)
        {
          if (ball.GetX == User.X || ball.GetY == User.Y)
            this.Room.SetFloorItem((GameClient) null, ball, User.X, User.Y, 0, false, true, true);
          this.ResetBall(ball);
          ball.Direction = this.InverseDir(this.IntToDirection(Rotation.Calculate(User.X, User.Y, User.GoalX, User.GoalY)));
          ball.rebound = true;
          this.KickShotBall(User, ball);
        }
      }
    }