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monothello.py
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monothello.py
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from Tkinter import Tk, Menu, Label, Frame, Button
from Tkinter import BOTH, LEFT, RIGHT, NORMAL, DISABLED
import tkMessageBox
from engine import Engine, EmptyPiece, Player1Piece, Player2Piece
#TODO centralize 'messages' somewhere - there's duplication in code
class Application:
"""GUI of the game."""
def __init__(self):
"""Initialize the window and the GUI elements."""
self.game = False
self.show_valid_positions = False
self.window = Tk()
self.window.title("MonOthello")
self.window.wm_maxsize(width="400", height="400")
self.window.wm_minsize(width="400", height="400")
self.create_elements()
self.window.mainloop()
def create_elements(self):
self.create_menu()
self.create_board()
self.create_options()
def create_menu(self):
menu = Menu(self.window)
game = Menu(menu, tearoff=0)
game.add_command(label="New", command=self.create_game, underline=0)
game.add_command(label="Quit", command=self.bye, underline=0)
menu.add_cascade(label="Game", menu=game, underline=0)
settings = Menu(menu, tearoff=0)
settings.add_checkbutton(label="Show valid positions",
variable=self.show_valid_positions,
command=self.toggle_show_valid_positions,
underline=0)
menu.add_cascade(label="Settings", menu=settings, underline=0)
help = Menu(menu, tearoff=0)
help.add_command(label="About", command=self.show_credits, underline=0)
menu.add_cascade(label="Help", menu=help, underline=0)
self.window.config(menu=menu)
def create_board(self):
self.score = Label(self.window)
self.score.pack()
self.board = dict()
back = Frame(self.window)
back.pack(fill=BOTH, expand=1)
for row in range(8):
frame = Frame(back)
frame.pack(fill=BOTH, expand=1)
for column in range(8):
button = Button(frame,
state=DISABLED,
command=lambda position=(row, column): self.play(position))
button["bg"] = "gray"
button.pack(side=LEFT, fill=BOTH, expand=1)
self.board.update({(row, column): button})
def create_options(self):
pass_turn = Button(self.window, text="Pass", command=self.pass_turn)
pass_turn.pack(side=RIGHT)
self.status = Label(self.window)
self.update_status("Welcome to MonOthello!")
self.status.pack(side=LEFT)
def create_game(self):
message="Are you sure you want to restart?"
if self.game and \
not tkMessageBox.askyesno(title="New", message=message):
return
self.game = Engine()
self.update_board()
message = "Let's play! Now it's the %s's turn." % (self.game.turn.name,)
self.update_status(message)
def toggle_show_valid_positions(self):
self.show_valid_positions = not self.show_valid_positions
if self.game:
self.update_board()
def pass_turn(self):
if not self.game:
return
self.game.change_turn()
self.update_board()
message = "%s's turn." % (self.game.turn.name,)
self.update_status(message)
def show_credits(self):
message = "MonOthello\nv.: 1.0"
tkMessageBox.showinfo(title="About", message=message)
def bye(self):
if tkMessageBox.askyesno(title="Quit", message="Really quit?"):
quit()
def play(self, position):
"""Move a piece to the given position."""
if not self.game:
return
if not self.game.move(position, True):
message = "Wrong move. %s's turn." % (self.game.turn.name,)
self.update_status(message)
else:
self.update_board()
if self.game.check_end():
message = "End of game. "
if self.game.someone_winning():
message += self.game.who_is_winning() + " won!"
else:
message += "Tie."
tkMessageBox.showinfo(title="End of game", message=message)
self.game = False
else:
message = "%s's turn." % (self.game.turn.name,)
self.update_status(message)
def update_board(self):
for row in range(8):
for column in range(8):
position = self.board[(row, column)]
current_cell = self.game.board[(row, column)]
position["bg"] = current_cell.color
position["state"] = DISABLED
if isinstance(current_cell, EmptyPiece):
position["state"] = NORMAL
if self.show_valid_positions:
valid_positions = self.game.find_valid_positions()
for position in valid_positions:
self.board[position]["bg"] = "green"
self.update_score()
def update_score(self):
self.score["text"] = "Black: %s | White: %s" % \
(self.game.black_score,
self.game.white_score)
def update_status(self, message):
self.status["text"] = message
if __name__ == "__main__":
app = Application()