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Diffstat (limited to 'Demo/turtle/tdemo_nim.py')
| -rw-r--r-- | Demo/turtle/tdemo_nim.py | 226 |
1 files changed, 0 insertions, 226 deletions
diff --git a/Demo/turtle/tdemo_nim.py b/Demo/turtle/tdemo_nim.py deleted file mode 100644 index 792ba51..0000000 --- a/Demo/turtle/tdemo_nim.py +++ /dev/null @@ -1,226 +0,0 @@ -""" turtle-example-suite: - - tdemo_nim.py - -Play nim against the computer. The player -who takes the last stick is the winner. - -Implements the model-view-controller -design pattern. -""" - - -import turtle -import random -import time - -SCREENWIDTH = 640 -SCREENHEIGHT = 480 - -MINSTICKS = 7 -MAXSTICKS = 31 - -HUNIT = SCREENHEIGHT // 12 -WUNIT = SCREENWIDTH // ((MAXSTICKS // 5) * 11 + (MAXSTICKS % 5) * 2) - -SCOLOR = (63, 63, 31) -HCOLOR = (255, 204, 204) -COLOR = (204, 204, 255) - -def randomrow(): - return random.randint(MINSTICKS, MAXSTICKS) - -def computerzug(state): - xored = state[0] ^ state[1] ^ state[2] - if xored == 0: - return randommove(state) - for z in range(3): - s = state[z] ^ xored - if s <= state[z]: - move = (z, s) - return move - -def randommove(state): - m = max(state) - while True: - z = random.randint(0,2) - if state[z] > (m > 1): - break - rand = random.randint(m > 1, state[z]-1) - return z, rand - - -class NimModel(object): - def __init__(self, game): - self.game = game - - def setup(self): - if self.game.state not in [Nim.CREATED, Nim.OVER]: - return - self.sticks = [randomrow(), randomrow(), randomrow()] - self.player = 0 - self.winner = None - self.game.view.setup() - self.game.state = Nim.RUNNING - - def move(self, row, col): - maxspalte = self.sticks[row] - self.sticks[row] = col - self.game.view.notify_move(row, col, maxspalte, self.player) - if self.game_over(): - self.game.state = Nim.OVER - self.winner = self.player - self.game.view.notify_over() - elif self.player == 0: - self.player = 1 - row, col = computerzug(self.sticks) - self.move(row, col) - self.player = 0 - - def game_over(self): - return self.sticks == [0, 0, 0] - - def notify_move(self, row, col): - if self.sticks[row] <= col: - return - self.move(row, col) - - -class Stick(turtle.Turtle): - def __init__(self, row, col, game): - turtle.Turtle.__init__(self, visible=False) - self.row = row - self.col = col - self.game = game - x, y = self.coords(row, col) - self.shape("square") - self.shapesize(HUNIT/10.0, WUNIT/20.0) - self.speed(0) - self.pu() - self.goto(x,y) - self.color("white") - self.showturtle() - - def coords(self, row, col): - packet, remainder = divmod(col, 5) - x = (3 + 11 * packet + 2 * remainder) * WUNIT - y = (2 + 3 * row) * HUNIT - return x - SCREENWIDTH // 2 + WUNIT // 2, SCREENHEIGHT // 2 - y - HUNIT // 2 - - def makemove(self, x, y): - if self.game.state != Nim.RUNNING: - return - self.game.controller.notify_move(self.row, self.col) - - -class NimView(object): - def __init__(self, game): - self.game = game - self.screen = game.screen - self.model = game.model - self.screen.colormode(255) - self.screen.tracer(False) - self.screen.bgcolor((240, 240, 255)) - self.writer = turtle.Turtle(visible=False) - self.writer.pu() - self.writer.speed(0) - self.sticks = {} - for row in range(3): - for col in range(MAXSTICKS): - self.sticks[(row, col)] = Stick(row, col, game) - self.display("... a moment please ...") - self.screen.tracer(True) - - def display(self, msg1, msg2=None): - self.screen.tracer(False) - self.writer.clear() - if msg2 is not None: - self.writer.goto(0, - SCREENHEIGHT // 2 + 48) - self.writer.pencolor("red") - self.writer.write(msg2, align="center", font=("Courier",18,"bold")) - self.writer.goto(0, - SCREENHEIGHT // 2 + 20) - self.writer.pencolor("black") - self.writer.write(msg1, align="center", font=("Courier",14,"bold")) - self.screen.tracer(True) - - - def setup(self): - self.screen.tracer(False) - for row in range(3): - for col in range(self.model.sticks[row]): - self.sticks[(row, col)].color(SCOLOR) - for row in range(3): - for col in range(self.model.sticks[row], MAXSTICKS): - self.sticks[(row, col)].color("white") - self.display("Your turn! Click leftmost stick to remove.") - self.screen.tracer(True) - - def notify_move(self, row, col, maxspalte, player): - if player == 0: - farbe = HCOLOR - for s in range(col, maxspalte): - self.sticks[(row, s)].color(farbe) - else: - self.display(" ... thinking ... ") - time.sleep(0.5) - self.display(" ... thinking ... aaah ...") - farbe = COLOR - for s in range(maxspalte-1, col-1, -1): - time.sleep(0.2) - self.sticks[(row, s)].color(farbe) - self.display("Your turn! Click leftmost stick to remove.") - - def notify_over(self): - if self.game.model.winner == 0: - msg2 = "Congrats. You're the winner!!!" - else: - msg2 = "Sorry, the computer is the winner." - self.display("To play again press space bar. To leave press ESC.", msg2) - - def clear(self): - if self.game.state == Nim.OVER: - self.screen.clear() - -class NimController(object): - - def __init__(self, game): - self.game = game - self.sticks = game.view.sticks - self.BUSY = False - for stick in self.sticks.values(): - stick.onclick(stick.makemove) - self.game.screen.onkey(self.game.model.setup, "space") - self.game.screen.onkey(self.game.view.clear, "Escape") - self.game.view.display("Press space bar to start game") - self.game.screen.listen() - - def notify_move(self, row, col): - if self.BUSY: - return - self.BUSY = True - self.game.model.notify_move(row, col) - self.BUSY = False - -class Nim(object): - CREATED = 0 - RUNNING = 1 - OVER = 2 - def __init__(self, screen): - self.state = Nim.CREATED - self.screen = screen - self.model = NimModel(self) - self.view = NimView(self) - self.controller = NimController(self) - - -mainscreen = turtle.Screen() -mainscreen.mode("standard") -mainscreen.setup(SCREENWIDTH, SCREENHEIGHT) - -def main(): - nim = Nim(mainscreen) - return "EVENTLOOP!" - -if __name__ == "__main__": - main() - turtle.mainloop() |