C#实现五子棋游戏代码详解

1111、、、、 
棋盘的画法棋盘的画法棋盘的画法棋盘的画法    
代码以及解释如下

private int[,] qipan=new int[15,15];//虚拟棋盘          
private PictureBox[,] qipanPictureBox=new PictureBox[15,15];//棋子          
private Point lastMovePoint = new Point(-1, -1);          
private bool blnBegin; 
private const int black = -1, white = 1, background = 0;          
private int personGobangColor, computerGobangColor;          
private int totalGobangCount = 0;          
private Stack backStack = new Stack();//用于悔棋的栈          
private Stack backTrackStack = new Stack();//用于回溯的栈           
const int M = 1;//预测的步数          

public Form1()
{             
InitializeComponent();             
qipanBoardGroupBox.Paint+=new PaintEventHandler(qipanBoardGroupBox_Paint);             InitializeQipanBoard();             
qipanBoardGroupBox.MouseMove+=new MouseEventHandler(qipanBoardGroupBox_MouseMove);             
this.MouseMove+=new MouseEventHandler(Form1_MouseMove);             
qipanBoardGroupBox.MouseClick+=new MouseEventHandler(qipanBoardGroupBox_MouseClick);          
}

private void InitializeQipanBoard()//初始化棋盘          
{             
qipanBoardGroupBox.Paint += new PaintEventHandler(qipanBoardGroupBox_Paint);             
int x, y;             
for (x = 0; x < 15; x++)                 
for (y = 0; y < 15; y++)