如果您存储在board
的标签,那么你就可以
board[i][j]['bg']
访问它的背景颜色,你可以用
board[i][j].config(bg=...)
甚至
board[i][j]['bg'] = ...
改变背景颜色
既然你要访问的board
一个点的邻居,很自然地使用for-loop
S,从而为:
for ii in range(i - 1, i + 2):
for jj in range(j - 1, j + 2):
或等价但较少的嵌套使用itertools.product:
import itertools as IT
for ii, jj in IT.product(range(i - 1, i + 2), range(j - 1, j + 2)):
现在您可以通过board[ii][jj]
访问邻居,但请注意,ii
或jj
可能是超出界限的索引。
if ii<0 or ii>=rows or jj<0 or jj>=cols: continue
把使用上述两种思路, 您使用可以指望的红色,绿色和灰色方块的数量:我们可以通过使用if
语句来处理出界外指标collections.Counter:
import collections
collections.Counter(
board[i][j]['bg'] for i, j in IT.product(range(rows), range(cols)))
import Tkinter as tk
import itertools as IT
import collections
cols, rows = 3, 3
board = [[None] * cols for _ in range(rows)]
other = {'green': 'red', 'red': 'green'}
player = 'red'
def on_click(event, i, j):
global player
board[i][j]['bg'] = player
for ii, jj in IT.product(range(i - 1, i + 2), range(j - 1, j + 2)):
if ii<0 or ii>=rows or jj<0 or jj>=cols: continue
neighbor = board[ii][jj]
if neighbor['bg'] != 'grey' and (ii, jj) != (i, j):
neighbor['bg'] = other[neighbor['bg']]
check_for_winner()
player = other[player]
def check_for_winner():
s = score()
if s['red'] + s['green'] == cols*rows:
# every box filled
winner = max(s, key=s.get)
print('Winner is: {}'.format(winner))
root.after(1, flash_winner, winner, 'blue')
def score():
return collections.Counter(
board[i][j]['bg'] for i, j in IT.product(range(rows), range(cols)))
def flash_winner(winner, altcolor):
for i, j in IT.product(range(rows), range(cols)):
if board[i][j]['bg'] == winner:
board[i][j]['bg'] = altcolor
root.after(250, flash_winner, altcolor, winner)
root = tk.Tk()
for i, j in IT.product(range(rows), range(cols)):
board[i][j] = L = tk.Label(root, text=' ', bg='grey')
L.grid(row=i, column=j, padx=3, pady=3)
L.bind('<Button-1>', lambda e, i=i, j=j: on_click(e, i, j))
root.mainloop()
感谢您的帮助!我有个问题。将可能发出的警告是什么玩家把它作为标签而不是在窗口中作为标签在板上,或者它需要对板重新编码并创建一个类?我混淆董事会的创建方式。 –
是!更新的答案,将最后一部分添加到重绘功能。理想情况下,您应该从头开始重新创建整个程序,并在课程中正确编码以了解更多信息。使用self来传递变量会更好。和Tk变量而不是使用凌乱的全局变量。 – mbdavis