private void DyingWhiteDir(Dimension aDi, int ai, int aj)
	{
		int i = aDi.width + ai;
		int j = aDi.height + aj;
		int tmpBall = BallColor.EMPTY;
		while (i < FaceStyle.BALL_HNUM && j < FaceStyle.BALL_VNUM &&
			i >= 0 && j >= 0 && mWhatBall[i][j] != BallColor.EMPTY)
		{
			tmpBall = mWhatBall[i][j];
			mBallDying.addLast(new Dimension(i, j));
			i += ai;
			j += aj;
			if (tmpBall != BallColor.WHITE)
			{
				while (i < FaceStyle.BALL_HNUM && j < FaceStyle.BALL_VNUM &&
						i > 0 && j > 0 && (mWhatBall[i][j] == tmpBall || mWhatBall[i][j] == BallColor.WHITE))
				{
					mBallDying.addLast(new Dimension(i, j));
					i += ai;
					j += aj;
				}
				break;
			}
		}
	}