/// <summary>
/// 游戏初始化
/// </summary>
public void Inix(bool isPair)
{
isBlack = true;
isOver = false;
hasWinner = false;
focusChess = null;
lastBlack = null;
lastWhite = null;
chessMen = new ChessMan[15, 15];
Power = new int[15, 15];
number = 0;
this.isPair = isPair;
}
//显示最新下的棋子
private void ShowTheNewChess(ChessMan chessMan)
{
if (chessMan == null)
{
return;
}
Pen pen = new Pen(chessMan.IsBlack ? Color.White : Color.Black);
Graphics gp = lblGame.CreateGraphics();
int x = chessMan.X * 30;
int y = chessMan.Y * 30;
gp.DrawLine(pen, x + 8, y + 15, x + 13, y + 15);
gp.DrawLine(pen, x + 17, y + 15, x + 22, y + 15);
gp.DrawLine(pen, x + 15, y + 8, x + 15, y + 13);
gp.DrawLine(pen, x + 15, y + 17, x + 15, y + 22);
gp.Dispose();
}
void gobang_PutChessManEvent(ChessMan chessMan)
{
if (chessMan == null)
{
return;
}
theLastChess = theNewChess;
theNewChess = chessMan;
Graphics gp = lblGame.CreateGraphics();
gp.DrawImage(chessMan.IsBlack ? Resource1.black : Resource1.white, chessMan.X * 30 + 2, chessMan.Y * 30 + 2, 26, 26);
if (theLastChess != null)
{
gp.DrawImage(chessMan.IsBlack ? Resource1.white : Resource1.black, theLastChess.X * 30 + 2, theLastChess.Y * 30 + 2, 26, 26);
}
gp.Dispose();
}
/// <summary>
/// 计算周围5各单位内的各点的权值
/// </summary>
private void CountPower(ChessMan chessMan)
{
if (isPair)
{
return;
}
int minx = Math.Max(chessMan.X - 5, 0);
int maxx = Math.Min(chessMan.X + 5, 14);
int miny = Math.Max(chessMan.Y - 5, 0);
int maxy = Math.Min(chessMan.Y + 5, 14);
for (int i = minx; i <= maxx; i++)
{
for (int j = miny; j <= maxy; j++)
{
if (chessMen[i, j] == null)
{
Power[i, j] = GetPower(i, j);
}
}
}
}
/// <summary>
/// 下子
/// </summary>
/// <param name="chessMan"></param>
public void PutChessMan(ChessMan chessMan)
{
if (hasWinner || isOver)
{
return;
}
focusChess = chessMan;
this.chessMen[chessMan.X, chessMan.Y] = chessMan;
if (chessMan.IsBlack)
{
lastBlack = chessMan;
}
else
{
lastWhite = chessMan;
}
if (PutChessManEvent != null)
{
PutChessManEvent(chessMan);
}
if (ChangeFocusEvent != null)
{
ChangeFocusEvent(focusChess);
}
if (IsWin(chessMan))
{
hasWinner = true;
return;
}
else if (number++ == 225)
{
isOver = true;
return;
}
CountPower(chessMan);
isBlack = !isBlack;
}
/// <summary>
/// b是否已经胜利
/// </summary>
/// <param name="pos"></param>
/// <param name="b"></param>
/// <returns></returns>
public bool IsWin(ChessMan chessMan)
{
int x = chessMan.X, y = chessMan.Y;
bool b = chessMan.IsBlack;
int count = 0;
for (int i = 0; i < 5 && x - i >= 0; i++)
{
if (IsInBoard(x - i, y, b))
{
count++;
}
else
{
break;
}
}
for (int i = 1; i < 5 && x + i < 15; i++)
{
if (IsInBoard(x + i, y, b))
{
count++;
}
else
{
break;
}
}
if (count > 4)
{
return(true);
}
else
{
count = 0;
}
for (int i = 0; i < 5 && y - i >= 0; i++)
{
if (IsInBoard(x, y - i, b))
{
count++;
}
else
{
break;
}
}
for (int i = 1; i < 5 && y + i < 15; i++)
{
if (IsInBoard(x, y + i, b))
{
count++;
}
else
{
break;
}
}
if (count > 4)
{
return(true);
}
else
{
count = 0;
}
for (int i = 0; i < 5 && x - i >= 0 && y - i >= 0; i++)
{
if (IsInBoard(x - i, y - i, b))
{
count++;
}
else
{
break;
}
}
for (int i = 1; i < 5 && x + i < 15 && y + i < 15; i++)
{
if (IsInBoard(x + i, y + i, b))
{
count++;
}
else
{
break;
}
}
if (count > 4)
{
return(true);
}
else
{
count = 0;
}
for (int i = 0; i < 5 && x - i >= 0 && y + i < 15; i++)
{
if (IsInBoard(x - i, y + i, b))
{
count++;
}
else
{
break;
}
}
for (int i = 1; i < 5 && y - i >= 0 && x + i < 15; i++)
{
if (IsInBoard(x + i, y - i, b))
{
count++;
}
else
{
break;
}
}
if (count > 4)
{
return(true);
}
return(false);
}