def move(fromSqr, availMoves, choice):
pc = copy.deepcopy(fromSqr.piece)
pc.color = fromSqr.piece.color
pc.type = fromSqr.piece.type
track_last_pos(pc)
toSqr = copy.deepcopy(availMoves[choice - 1])
deletePiece(toSqr.piece, fromSqr.piece)
recordMove(fromSqr, toSqr)
pc.row = toSqr.row
pc.col = toSqr.col
pc.selected = False
#reset availMoves
resetAvailMoves(availMoves)
# update board with new piece
board.uGrid(pc)
updatePieces(pc)
#turn off piece for fromSqr
board.Grid(fromSqr.row, fromSqr.col).pieceStatus = False
board.Grid(fromSqr.row, fromSqr.col).piece.color = "none"
if pc.type == "pawn":
pc.firstMove = False
return pc
def check_pawn(pc):
W_success = (pc.type == "pawn") and (globVar.player == "W") and (pc.row
== 0)
b_success = (pc.type == "pawn") and (globVar.player == "b") and (pc.row
== 7)
if W_success or b_success:
if ((globVar.numPlayers == 1 and globVar.player == "W")
or globVar.numPlayers == 2):
choice = Canvas.pawn_to_new()
else:
choice = random.randint(1, 4)
color = pc.color
label = pc.label
row = pc.row
col = pc.col
if choice == 1:
pc = pieces.Rook(color, "rook")
elif choice == 2:
pc = pieces.Knight(color, "knight")
elif choice == 3:
pc = pieces.Bishop(color, "bishop")
elif choice == 4:
pc = pieces.Queen(color, "queen")
pc.label = label
pc.row = row
pc.col = col
updatePieces(pc)
board.uGrid(pc)
def undoMove():
# read and build fpc
fSqr_status = globVar.m_f_ps
f_clr = globVar.m_f_p_color
f_type = globVar.m_f_p_type
f_label = globVar.m_f_p_label
f_row = globVar.m_f_row
f_col = globVar.m_f_col
fpc = pieceConstructor(f_clr, f_type)
fpc.label = f_label
fpc.row = f_row
fpc.col = f_col
# read and build tpc
tSqr_status = globVar.m_t_ps
t_clr = globVar.m_t_p_color
t_type = globVar.m_t_p_type
t_label = globVar.m_t_p_label
t_row = globVar.m_t_row
t_col = globVar.m_t_col
tpc = pieceConstructor(t_clr, t_type)
tpc.label = t_label
tpc.row = t_row
tpc.col = t_col
if fpc.type == "pawn":
fpc.firstMove = globVar.m_fm
# update the board
board.uGrid(fpc)
board.uGrid(tpc)
updatePieces(fpc)
board.Grid(fpc.row, fpc.col).pieceStatus = fSqr_status
board.Grid(tpc.row, tpc.col).pieceStatus = tSqr_status
# reset des
board.Grid(fpc.row, fpc.col).des = False
board.Grid(tpc.row, tpc.col).des = False
if not globVar.removed:
board.Grid(tpc.row, tpc.col).pieceStatus = False
board.Grid(tpc.row, tpc.col).piece.color = "none"
un_deletePiece(fpc)
globVar.removed = False
board.Grid(fpc.row, fpc.col).piece.selected = True
def un_deletePiece(fpc):
if globVar.removed:
index = find_r_Index(globVar.removed_label, globVar.removed_color)
if fpc.color == "W":
tmp_pc = copy.deepcopy(globVar.r_b_pieces[index])
globVar.b_pieces.append(tmp_pc)
globVar.r_b_pieces.pop(index)
globVar.b_NumPieces += 1
globVar.r_b_NumPieces -= 1
if tmp_pc.type == "king":
globVar.no_b_king = False
else:
tmp_pc = copy.deepcopy(globVar.r_w_pieces[index])
globVar.w_pieces.append(tmp_pc)
globVar.r_w_pieces.pop(index)
globVar.w_NumPieces += 1
globVar.r_w_NumPieces -= 1
if tmp_pc.type == "king":
globVar.no_w_king = False
# put piece back on board
board.uGrid(tmp_pc)