private bool ischeck(Token[] map,string side)
{
try
{
int k;
for (k = 0; k < 64; k++)
{
if (map[k] != null && map[k].getType() == "King" && map[k].getSide() == side)
break;
}
int x = map[k].getX();
int y = map[k].getY();
//check for pawn
if ((side == "b") ? y < 7 : y > 0)
{
if (x > 0 && map[getIndex(x - 1, (side == "b") ? y + 1 : y - 1)] != null &&
map[getIndex(x - 1, (side == "b") ? y + 1 : y - 1)].getType() == "Pawn" && map[getIndex(x - 1, (side == "b") ? y + 1 : y - 1)].getSide() != side)
{
return true;
}
if (x < 7 && map[getIndex(x + 1, (side == "b") ? y + 1 : y - 1)] != null &&
map[getIndex(x + 1, (side == "b") ? y + 1 : y - 1)].getType() == "Pawn" && map[getIndex(x + 1, (side == "b") ? y + 1 : y - 1)].getSide() != side)
{
return true;
}
}
//check for king
for (int i = 0; i < 8; i++)
{
int dx = King_move[i].X + x;
int dy = King_move[i].Y + y;
if (dx < 0 || dx > 7 || dy < 0 || dy > 7) continue;
if (map[getIndex(dx, dy)] != null && map[getIndex(dx, dy)].getType() == "King" && map[getIndex(dx, dy)].getSide() != side)
return true;
}
//check for knight
for (int i = 0; i < 8; i++)
{
int dx = Knight_move[i].X + x;
int dy = Knight_move[i].Y + y;
if (dx < 0 || dx > 7 || dy < 0 || dy > 7) continue;
if (map[getIndex(dx, dy)] != null && map[getIndex(dx, dy)].getType() == "Knight" && map[getIndex(dx, dy)].getSide() != side)
return true;
}
//check for castle&queen
for (int i = 0; i < 28; i++)
{
int dx = Castle_move[i].X + x;
int dy = Castle_move[i].Y + y;
if (dx < 0 || dx > 7 || dy < 0 || dy > 7) continue;
if (map[getIndex(dx, dy)] != null)
{
if ((map[getIndex(dx, dy)].getType() == "Castle" || map[getIndex(dx, dy)].getType() == "Queen")
&& map[getIndex(dx, dy)].getSide() != side)
return true;
i = ((i / 7) + 1) * 7 - 1;
}
}
//check for bishop&queen
for (int i = 0; i < 28; i++)
{
int dx = Bishop_move[i].X + x;
int dy = Bishop_move[i].Y + y;
if (dx < 0 || dx > 7 || dy < 0 || dy > 7) continue;
if (map[getIndex(dx, dy)] != null)
{
if ((map[getIndex(dx, dy)].getType() == "Bishop" || map[getIndex(dx, dy)].getType() == "Queen")
&& map[getIndex(dx, dy)].getSide() != side)
return true;
i = ((i / 7) + 1) * 7 - 1;
}
}
return false;
}
catch (Exception ex) { MessageBox.Show(ex.Message); return false; }
}
private Token[] map_clone(Token[] map)
{
Token[] r = new Token[64];
for (int i = 0; i < 64; i++)
{
if (map[i] != null)
{
r[i] = map[i].Clone() as Token;
}
}
return r;
}
private string move(Token[] map,int po_x, int po_y,string promote)
{
enPassant = null;
Point p = new Point(po_x, po_y);
//if (possiblemove.Count != 0 && possiblemove.Contains(p))
{
//MessageBox.Show("choosed");
//castling
if (tokenChosed.getType() == "King" && Math.Abs(p.X - tokenChosed.getX()) == 2)
{
if (p.X < tokenChosed.getX())
{
map[getIndex(tokenChosed.getX() - 1, tokenChosed.getY())] = map[getIndex(0, tokenChosed.getY())];
map[getIndex(0, tokenChosed.getY())] = null;
map[getIndex(tokenChosed.getX() - 1, tokenChosed.getY())].setmove(tokenChosed.getX() - 1, tokenChosed.getY());
}
else
{
map[getIndex(tokenChosed.getX() + 1, tokenChosed.getY())] = map[getIndex(7, tokenChosed.getY())];
map[getIndex(7, tokenChosed.getY())] = null;
map[getIndex(tokenChosed.getX() + 1, tokenChosed.getY())].setmove(tokenChosed.getX() + 1, tokenChosed.getY());
}
}
if (tokenChosed.getType() == "Pawn")
{
//log for en passant
if (Math.Abs(tokenChosed.getY() - p.Y) == 2)
{
enPassant = tokenChosed;
}
//capture en passant
if (tokenChosed.getX() != p.X && map[getIndex(p.X, p.Y)] == null)
{
map[getIndex(p.X, tokenChosed.getY())] = null;
}
}
map[getIndex(tokenChosed.getX(), tokenChosed.getY())] = null as Token;
tokenChosed.setmove(po_x, po_y);
map[getIndex(tokenChosed.getX(), tokenChosed.getY())] = tokenChosed;
//promote
if ((map == t_map) && tokenChosed.getType() == "Pawn" && (tokenChosed.getY() == 0 || tokenChosed.getY() == 7))
{
DialogResult res=new DialogResult();
if (promote == "")
{
res = MessageBox.Show("You can promote your pawn.\nIf you prefer a queen, press \"Yes\".\nIf you prefer a knight, press\"No\".", "Promotion", MessageBoxButtons.YesNo, MessageBoxIcon.Question, MessageBoxDefaultButton.Button1);
promote=(res==DialogResult.Yes)?"Queen":"Knight";
}
if (tokenChosed.getSide() == "b")
if (promote=="Queen")
map[getIndex(tokenChosed.getX(), tokenChosed.getY())] = new Queen(tokenChosed.getX(), tokenChosed.getY(),
tokenChosed.getSide(), Resources.Queen_b_l, Resources.Queen_b_d, Resources.Queen_b_l_p, Resources.Queen_b_d_p, Resources.Queen_b_l_s, Resources.Queen_b_d_s);
else
map[getIndex(tokenChosed.getX(), tokenChosed.getY())] = new Knight(tokenChosed.getX(), tokenChosed.getY(),
tokenChosed.getSide(), Resources.Knight_b_l, Resources.Knight_b_d, Resources.Knight_b_l_p, Resources.Knight_b_d_p, Resources.Knight_b_l_s, Resources.Knight_b_d_s);
else
if (promote=="Queen")
map[getIndex(tokenChosed.getX(), tokenChosed.getY())] = new Queen(tokenChosed.getX(), tokenChosed.getY(), tokenChosed.getSide(), Resources.Queen_w_l, Resources.Queen_w_d, Resources.Queen_w_l_p, Resources.Queen_w_d_p, Resources.Queen_w_l_s, Resources.Queen_w_d_s);
else
map[getIndex(tokenChosed.getX(), tokenChosed.getY())] = new Knight(tokenChosed.getX(), tokenChosed.getY(), tokenChosed.getSide(), Resources.Knight_w_l, Resources.Knight_w_d, Resources.Knight_w_l_p, Resources.Knight_w_d_p, Resources.Knight_w_l_s, Resources.Knight_w_d_s);
}
}
return promote;
}
private string move(Token[] map, int po_x, int po_y)
{
return move(map, po_x, po_y, "");
}
private void gamebox_MouseDown(object sender, MouseEventArgs e)
{
if(gamemode=="Local" || myside==whosturn)
{
int po_x = e.X / (Screen.PrimaryScreen.WorkingArea.Width / 8);
int po_y = e.Y / (Screen.PrimaryScreen.WorkingArea.Width / 8);
Point p = new Point(po_x, po_y);
if (possiblemove.Count != 0 && possiblemove.Contains(p))
{
int chose_x = tokenChosed.getX();
int chose_y = tokenChosed.getY();
enPassant = null;
string promote=move(t_map, po_x, po_y);
if (gamemode == "Network")
{
NetworkStream nets = _tcpl.GetStream();
string msg = string.Format("play " + opponent + " " + chose_x.ToString() + " " + chose_y.ToString() + " " + po_x.ToString() + " " + po_y.ToString() + " " + promote);
byte[] buffer = new byte[1024];
buffer = Encoding.Unicode.GetBytes(msg.ToCharArray());
nets.Write(buffer, 0, buffer.Length);
}
tokenChosed = null;
possiblemove.Clear();
drawScreen();
whosturn = (whosturn == "w") ? "b" : "w";
label1.Text = (whosturn == "w") ? "White's turn" : "Black's turn";
if(ischeck(t_map,whosturn))
{
if (ismate(whosturn))
{
MessageBox.Show("Checkmate!");
win();
}
else
{
MessageBox.Show("Check!");
}
}
else if (ismate(whosturn))
{
MessageBox.Show("Stalemate!");
drawgame();
}
}
else if (t_map[getIndex(po_x, po_y)]!=null && t_map[getIndex(po_x, po_y)].isHere(po_x, po_y) && t_map[getIndex(po_x, po_y)].getSide() == whosturn)
{
tokenChosed = t_map[getIndex(po_x, po_y)] as Token;
displaymove(t_map[getIndex(po_x, po_y)]);
drawScreen();
}
else
{
tokenChosed = null;
possiblemove.Clear();
drawScreen();
}
}
}
private void displaymove(Token t)
{
switch (t.getType())
{
case ("Pawn"):
movecontrol_Pawn((Pawn)t);
break;
case ("Bishop"):
movecontrol_Bishop((Bishop)t);
break;
case ("King"):
movecontrol_King((King)t);
break;
case ("Queen"):
movecontrol_Queen((Queen)t);
break;
case ("Castle"):
movecontrol_Castle((Castle)t);
break;
case ("Knight"):
movecontrol_Knight((Knight)t);
break;
default:
break;
}
test_check();
}
