/// <summary>
///
/// </summary>
/// <param name="row">从0索引开始</param>
/// <param name="col">从0索引开始</param>
/// <param name="direction"></param>
/// <param name="customColor"></param>
/// <param name="outList"></param>
/// <returns></returns>
private bool MatchThree(int row, int col, CandyDirection direction, CandyColor customColor, List<CellData> outList = null)
{
bool bMatch = false;
switch (direction)
{
case CandyDirection.Left:
if (col > 1)
{
bMatch = (m_cellDatas[row, col - 2].Color == m_cellDatas[row, col - 1].Color
&& m_cellDatas[row, col - 1].Color == customColor);
if (bMatch && outList != null)
{
outList.Add(m_cellDatas[row, col]);
outList.Add(m_cellDatas[row, col - 1]);
outList.Add(m_cellDatas[row, col - 2]);
}
}
break;
case CandyDirection.Right:
if (col < Cols - 2)
{
bMatch = (customColor == m_cellDatas[row, col + 1].Color
&& m_cellDatas[row, col + 1].Color == m_cellDatas[row, col + 2].Color);
if (bMatch && outList != null)
{
outList.Add(m_cellDatas[row, col]);
outList.Add(m_cellDatas[row, col + 1]);
outList.Add(m_cellDatas[row, col + 2]);
}
}
break;
case CandyDirection.Upper:
if (row > 1)
{
bMatch = (m_cellDatas[row - 2, col].Color == m_cellDatas[row - 1, col].Color
&& m_cellDatas[row - 1, col].Color == customColor);
if (bMatch && outList != null)
{
outList.Add(m_cellDatas[row, col]);
outList.Add(m_cellDatas[row - 1, col]);
outList.Add(m_cellDatas[row - 2, col]);
}
}
break;
case CandyDirection.Down:
if (row < Rows - 2)
{
bMatch = (customColor == m_cellDatas[row + 1, col].Color
&& m_cellDatas[row + 1, col].Color == m_cellDatas[row + 2, col].Color);
if (bMatch && outList != null)
{
outList.Add(m_cellDatas[row, col]);
outList.Add(m_cellDatas[row + 1, col]);
outList.Add(m_cellDatas[row + 2, col]);
}
}
break;
}
return bMatch;
}
private bool MatchThree(int row, int col, CandyDirection direction)
{
return MatchThree(row, col, direction, m_cellDatas[row, col].Color);
}
/// <summary>
/// 是否操作一步就可以匹配
/// </summary>
/// <param name="row"></param>
/// <param name="col"></param>
/// <param name="direction"></param>
/// <param name="outList"></param>
/// <returns></returns>
private bool WillMatchThree(int row, int col, CandyDirection direction, List<CellData> outList = null)
{
bool bMatch = false;
CandyColor checkColor = m_cellDatas[row, col].Color;
switch (direction)
{
case CandyDirection.Left:
if (col > 1)
{
bool bUpperMath = (row > 0 && m_cellDatas[row - 1, col - 2].Color == checkColor);
bool bDownMath = (row < Rows - 1 && m_cellDatas[row + 1, col - 2].Color == checkColor);
bMatch = checkColor == m_cellDatas[row, col - 1].Color && (bUpperMath || bDownMath);
if (bMatch && outList != null)
{
outList.Add(bUpperMath ? m_cellDatas[row - 1, col - 2] : m_cellDatas[row + 1, col - 2]);
outList.Add(m_cellDatas[row, col - 1]);
outList.Add(m_cellDatas[row, col]);
}
}
break;
case CandyDirection.Right:
if (col < Cols - 2)
{
bool bUpperMath = (row > 0 && m_cellDatas[row - 1, col + 2].Color == checkColor);
bool bDownMath = (row < Rows - 1 && m_cellDatas[row + 1, col + 2].Color == checkColor);
bMatch = checkColor == m_cellDatas[row, col + 1].Color && (bUpperMath || bDownMath);
if (bMatch && outList != null)
{
outList.Add(bUpperMath ? m_cellDatas[row - 1, col + 2] : m_cellDatas[row + 1, col + 2]);
outList.Add(m_cellDatas[row, col + 1]);
outList.Add(m_cellDatas[row, col]);
}
}
break;
case CandyDirection.Upper:
if (row > 1)
{
bool bLeftMatch = (col > 0 && m_cellDatas[row - 2, col - 1].Color == checkColor);
bool bRightMatch = col < Cols - 1 && m_cellDatas[row - 2, col + 1].Color == checkColor;
bMatch = (checkColor == m_cellDatas[row - 1, col].Color && (bLeftMatch || bRightMatch));
if (bMatch && outList != null)
{
outList.Add(bLeftMatch ? m_cellDatas[row - 2, col - 1] : m_cellDatas[row - 2, col + 1]);
outList.Add(m_cellDatas[row - 1, col]);
outList.Add(m_cellDatas[row, col]);
}
}
break;
case CandyDirection.Down:
if (row < Rows - 2)
{
bool bLeftMatch = (col > 0 && m_cellDatas[row + 2, col - 1].Color == checkColor);
bool bRightMatch = col < Cols - 1 && m_cellDatas[row + 2, col + 1].Color == checkColor;
bMatch = (checkColor == m_cellDatas[row + 1, col].Color && (bLeftMatch || bRightMatch));
if (bMatch && outList != null)
{
outList.Add(bLeftMatch ? m_cellDatas[row + 2, col - 1] : m_cellDatas[+2, col + 1]);
outList.Add(m_cellDatas[row + 1, col]);
outList.Add(m_cellDatas[row, col]);
}
}
break;
}
return bMatch;
}
