private void pnl_Board_Paint(object sender, PaintEventArgs e) { caroChess.DrawBoard(grs); }
//hàm để vẽ bàn cờ private void pnl_Board_Paint(object sender, PaintEventArgs e) {// vẽ bàn cờ caroChess.DrawBoard(grs); //repain bàn cờ caroChess.RepainBox(grs); }