//Download source code tai Sharecode.vn
public Node GetMaxNode()
{
int r, c, MaxValue = 0;
Node n = new Node();
for (r = 1; r <= Height; r++)
for (c = 1; c <= Width; c++)
if (Board[r, c] > MaxValue)
{
n.Row = r; n.Column = c;
MaxValue = Board[r, c];
}
return n;
}
// ************** HANDLE EVENT **************************
public void HandleMouseDown(MouseEventArgs e)
{
Random rand = new Random();
int count = rand.Next(4);
int r = (e.Y / 20) + OffsetH;
int c = (e.X / 20) + OffsetW;
Node node = new Node();
if (Board[r, c] == Player.None)
{
// nguoi choi di co.
if (CurrPlayer == Player.Human && End == Player.None)
{
Parent.SendMessage(0);
Board[r, c] = CurrPlayer;
CurrPlayer = Player.Machine;
End = CheckEnd(r, c);
if (End != Player.None)
{
if (End == Player.Human) Parent.SendMessage(1);
if (End == Player.Machine) Parent.SendMessage(2);
}
}
//Download source code tai Sharecode.vn
// May di co.
if (CurrPlayer == Player.Machine && End == Player.None)
{
// Tim nuoc di chien thang.
EBoard.ResetBoard();
GetGenResult();
if (Win) // Tim thay.
{
node = WinMoves[1];
}
else
{
EBoard.ResetBoard();
EvalueGomokuBoard(Player.Machine);
node = EBoard.GetMaxNode();
if (!Lose)
for (int i = 0; i < count; i++)
{
EBoard.Board[node.Row, node.Column] = 0;
node = EBoard.GetMaxNode();
}
}
// May di quan.
r = node.Row; c = node.Column;
Board[r, c] = CurrPlayer;
CurrPlayer = Player.Human;
// Kiem tra tran dau ket thuc chua ?
End = CheckEnd(r, c);
if (End != Player.None)
{
if (End == Player.Human) Parent.SendMessage(1);
if (End == Player.Machine) Parent.SendMessage(2);
}
}
}
DrawBoard();
}
//Download source code tai Sharecode.vn
// Goi Generator - Tim duong di cho may.
public void GetGenResult()
{
Win = Lose = false;
// Xoa mang duong di.
WinMoves = new Node[MaxDepth + 1];
for (int i = 0; i <= MaxDepth; i++)
WinMoves[i] = new Node();
// Xoa stack.
for (int i = 0; i < MaxBreadth; i++)
MyMoves[i] = new Node();
Depth = 0;
GenerateMoves();
if (Win && !Lose) Parent.SendMessage(3);
}
// Ham de quy - Sinh nuoc di cho may.
public void GenerateMoves()
{
if (Depth >= MaxDepth) return;
Depth++;
bool lose = false;
Win = false;
Node MyNode = new Node(); // Duong di quan ta.
Node HisNode = new Node(); // Duong di doi thu.
int count = 0;
//Download source code tai Sharecode.vn
// Luong gia cho ma tran.
EvalueGomokuBoard(Player.Machine);
// Lay MaxBreadth nuoc di tot nhat.
for (int i = 1; i <= MaxBreadth; i++)
{
MyNode = EBoard.GetMaxNode();
MyMoves[i] = MyNode;
EBoard.Board[MyNode.Row, MyNode.Column] = 0;
}
// Lay nuoc di ra khoi danh sach - Danh thu nuoc di.
count = 0;
while (count < MaxBreadth)
{
count++;
MyNode = MyMoves[count];
WinMoves.SetValue(MyNode, Depth);
Board[MyNode.Row, MyNode.Column] = Player.Machine;
// Tim cac nuoc di toi uu cua doi thu.
EBoard.ResetBoard();
EvalueGomokuBoard(Player.Human);
for (int i = 1; i <= MaxBreadth; i++)
{
HisNode = EBoard.GetMaxNode();
HisMoves[i] = HisNode;
EBoard.Board[HisNode.Row, HisNode.Column] = 0;
}
for (int i = 1; i <= MaxBreadth; i++)
{
HisNode = HisMoves[i];
Board[HisNode.Row, HisNode.Column] = Player.Human;
// Kiem tra ket qua nuoc di.
if (CheckEnd(MyNode.Row, MyNode.Column) == Player.Machine)
Win = true;
if (CheckEnd(HisNode.Row, HisNode.Column) == Player.Human)
lose = true;
if (lose)
{
// Loai nuoc di thu.
Lose = true;
Board[HisNode.Row, HisNode.Column] = Player.None;
Board[MyNode.Row, MyNode.Column] = Player.None;
return;
}
if (Win)
{
// Loai nuoc di thu.
Board[HisNode.Row, HisNode.Column] = Player.None;
Board[MyNode.Row, MyNode.Column] = Player.None;
return;
}
else GenerateMoves(); // tim tiep.
// Loai nuoc di thu.
Board[HisNode.Row, HisNode.Column] = Player.None;
}
Board[MyNode.Row, MyNode.Column] = Player.None;
}
}