python实现扫雷小游戏

前面我们用python实现了贪吃蛇、坦克大战、飞船大战、五子棋等游戏

今天我们用python来实现一下扫雷游戏

本游戏代码量和源文件较多

可以从我的GitHub地址中获取

构建地雷区

import random
from enum import Enum

BLOCK_WIDTH = 30
BLOCK_HEIGHT = 16
SIZE = 20   # 块大小
MINE_COUNT = 99  # 地雷数

class BlockStatus(Enum):
normal = 1 # 未点击
opened = 2 # 已点击
mine = 3 # 地雷
flag = 4 # 标记为地雷
ask = 5  # 标记为问号
bomb = 6 # 踩中地雷
hint = 7 # 被双击的周围
double = 8 # 正被鼠标左右键双击

class Mine:
def __init__(self, x, y, value=0):
 self._x = x
 self._y = y
 self._value = 0
 self._around_mine_count = -1
 self._status = BlockStatus.normal
 self.set_value(value)

def __repr__(self):
 return str(self._value)
 # return f'({self._x},{self._y})={self._value}, status={self.status}'

def get_x(self):
 return self._x

def set_x(self, x):
 self._x = x

x = property(fget=get_x, fset=set_x)

def get_y(self):
 return self._y

def set_y(self, y):
 self._y = y

y = property(fget=get_y, fset=set_y)

def get_value(self):
 return self._value

def set_value(self, value):
 if value:
  self._value = 1
 else:
  self._value = 0

value = property(fget=get_value, fset=set_value, doc='0:非地雷 1:雷')

def get_around_mine_count(self):
 return self._around_mine_count

def set_around_mine_count(self, around_mine_count):
 self._around_mine_count = around_mine_count

around_mine_count = property(fget=get_around_mine_count, fset=set_around_mine_count, doc='四周地雷数量')

def get_status(self):
 return self._status

def set_status(self, value):
 self._status = value

status = property(fget=get_status, fset=set_status, doc='BlockStatus')

class MineBlock:
def __init__(self):
 self._block = [[Mine(i, j) for i in range(BLOCK_WIDTH)] for j in range(BLOCK_HEIGHT)]

# 埋雷
 for i in random.sample(range(BLOCK_WIDTH * BLOCK_HEIGHT), MINE_COUNT):
  self._block[i // BLOCK_WIDTH][i ％ BLOCK_WIDTH].value = 1

def get_block(self):
 return self._block

block = property(fget=get_block)

def getmine(self, x, y):
 return self._block[y][x]

def open_mine(self, x, y):
 # 踩到雷了
 if self._block[y][x].value:
  self._block[y][x].status = BlockStatus.bomb
  return False

# 先把状态改为 opened
 self._block[y][x].status = BlockStatus.opened

around = _get_around(x, y)

_sum = 0
 for i, j in around:
  if self._block[j][i].value:
   _sum += 1
 self._block[y][x].around_mine_count = _sum

# 如果周围没有雷，那么将周围8个未中未点开的递归算一遍
 # 这就能实现一点出现一大片打开的效果了
 if _sum == 0:
  for i, j in around:
   if self._block[j][i].around_mine_count == -1:
    self.open_mine(i, j)

return True

def double_mouse_button_down(self, x, y):
 if self._block[y][x].around_mine_count == 0:
  return True

self._block[y][x].status = BlockStatus.double

around = _get_around(x, y)

sumflag = 0  # 周围被标记的雷数量
 for i, j in _get_around(x, y):
  if self._block[j][i].status == BlockStatus.flag:
   sumflag += 1
 # 周边的雷已经全部被标记
 result = True
 if sumflag == self._block[y][x].around_mine_count:
  for i, j in around:
   if self._block[j][i].status == BlockStatus.normal:
    if not self.open_mine(i, j):
     result = False
 else:
  for i, j in around:
   if self._block[j][i].status == BlockStatus.normal:
    self._block[j][i].status = BlockStatus.hint
 return result

def double_mouse_button_up(self, x, y):
 self._block[y][x].status = BlockStatus.opened
 for i, j in _get_around(x, y):
  if self._block[j][i].status == BlockStatus.hint:
   self._block[j][i].status = BlockStatus.normal

def _get_around(x, y):
"""返回(x, y)周围的点的坐标"""
# 这里注意，range 末尾是开区间，所以要加 1
return [(i, j) for i in range(max(0, x - 1), min(BLOCK_WIDTH - 1, x + 1) + 1)
  for j in range(max(0, y - 1), min(BLOCK_HEIGHT - 1, y + 1) + 1) if i != x or j != y]

主函数

import sys
import time
from enum import Enum
import pygame
from pygame.locals import *
from mineblock import *

# 游戏屏幕的宽
SCREEN_WIDTH = BLOCK_WIDTH * SIZE
# 游戏屏幕的高
SCREEN_HEIGHT = (BLOCK_HEIGHT + 2) * SIZE

class GameStatus(Enum):
readied = 1,
started = 2,
over = 3,
win = 4

def print_text(screen, font, x, y, text, fcolor=(255, 255, 255)):
imgText = font.render(text, True, fcolor)
screen.blit(imgText, (x, y))

def main():
pygame.init()
screen = pygame.display.set_mode((SCREEN_WIDTH, SCREEN_HEIGHT))
pygame.display.set_caption('扫雷')

font1 = pygame.font.Font('resources/a.TTF', SIZE * 2) # 得分的字体
fwidth, fheight = font1.size('999')
red = (200, 40, 40)

# 加载资源图片，因为资源文件大小不一，所以做了统一的缩放处理
img0 = pygame.image.load('resources/0.bmp').convert()
img0 = pygame.transform.smoothscale(img0, (SIZE, SIZE))
img1 = pygame.image.load('resources/1.bmp').convert()
img1 = pygame.transform.smoothscale(img1, (SIZE, SIZE))
img2 = pygame.image.load('resources/2.bmp').convert()
img2 = pygame.transform.smoothscale(img2, (SIZE, SIZE))
img3 = pygame.image.load('resources/3.bmp').convert()
img3 = pygame.transform.smoothscale(img3, (SIZE, SIZE))
img4 = pygame.image.load('resources/4.bmp').convert()
img4 = pygame.transform.smoothscale(img4, (SIZE, SIZE))
img5 = pygame.image.load('resources/5.bmp').convert()
img5 = pygame.transform.smoothscale(img5, (SIZE, SIZE))
img6 = pygame.image.load('resources/6.bmp').convert()
img6 = pygame.transform.smoothscale(img6, (SIZE, SIZE))
img7 = pygame.image.load('resources/7.bmp').convert()
img7 = pygame.transform.smoothscale(img7, (SIZE, SIZE))
img8 = pygame.image.load('resources/8.bmp').convert()
img8 = pygame.transform.smoothscale(img8, (SIZE, SIZE))
img_blank = pygame.image.load('resources/blank.bmp').convert()
img_blank = pygame.transform.smoothscale(img_blank, (SIZE, SIZE))
img_flag = pygame.image.load('resources/flag.bmp').convert()
img_flag = pygame.transform.smoothscale(img_flag, (SIZE, SIZE))
img_ask = pygame.image.load('resources/ask.bmp').convert()
img_ask = pygame.transform.smoothscale(img_ask, (SIZE, SIZE))
img_mine = pygame.image.load('resources/mine.bmp').convert()
img_mine = pygame.transform.smoothscale(img_mine, (SIZE, SIZE))
img_blood = pygame.image.load('resources/blood.bmp').convert()
img_blood = pygame.transform.smoothscale(img_blood, (SIZE, SIZE))
img_error = pygame.image.load('resources/error.bmp').convert()
img_error = pygame.transform.smoothscale(img_error, (SIZE, SIZE))
face_size = int(SIZE * 1.25)
img_face_fail = pygame.image.load('resources/face_fail.bmp').convert()
img_face_fail = pygame.transform.smoothscale(img_face_fail, (face_size, face_size))
img_face_normal = pygame.image.load('resources/face_normal.bmp').convert()
img_face_normal = pygame.transform.smoothscale(img_face_normal, (face_size, face_size))
img_face_success = pygame.image.load('resources/face_success.bmp').convert()
img_face_success = pygame.transform.smoothscale(img_face_success, (face_size, face_size))
face_pos_x = (SCREEN_WIDTH - face_size) // 2
face_pos_y = (SIZE * 2 - face_size) // 2

img_dict = {
 0: img0,
 1: img1,
 2: img2,
 3: img3,
 4: img4,
 5: img5,
 6: img6,
 7: img7,
 8: img8
}

bgcolor = (225, 225, 225) # 背景色

block = MineBlock()
game_status = GameStatus.readied
start_time = None # 开始时间
elapsed_time = 0 # 耗时

while True:
 # 填充背景色
 screen.fill(bgcolor)

for event in pygame.event.get():
  if event.type == QUIT:
   sys.exit()
  elif event.type == MOUSEBUTTONDOWN:
   mouse_x, mouse_y = event.pos
   x = mouse_x // SIZE
   y = mouse_y // SIZE - 2
   b1, b2, b3 = pygame.mouse.get_pressed()
   if game_status == GameStatus.started:
    # 鼠标左右键同时按下，如果已经标记了所有雷，则打开周围一圈
    # 如果还未标记完所有雷，则有一个周围一圈被同时按下的效果
    if b1 and b3:
     mine = block.getmine(x, y)
     if mine.status == BlockStatus.opened:
      if not block.double_mouse_button_down(x, y):
       game_status = GameStatus.over
  elif event.type == MOUSEBUTTONUP:
   if y < 0:
    if face_pos_x <= mouse_x <= face_pos_x + face_size \
      and face_pos_y <= mouse_y <= face_pos_y + face_size:
     game_status = GameStatus.readied
     block = MineBlock()
     start_time = time.time()
     elapsed_time = 0
     continue

if game_status == GameStatus.readied:
    game_status = GameStatus.started
    start_time = time.time()
    elapsed_time = 0

if game_status == GameStatus.started:
    mine = block.getmine(x, y)
    if b1 and not b3:  # 按鼠标左键
     if mine.status == BlockStatus.normal:
      if not block.open_mine(x, y):
       game_status = GameStatus.over
    elif not b1 and b3:  # 按鼠标右键
     if mine.status == BlockStatus.normal:
      mine.status = BlockStatus.flag
     elif mine.status == BlockStatus.flag:
      mine.status = BlockStatus.ask
     elif mine.status == BlockStatus.ask:
      mine.status = BlockStatus.normal
    elif b1 and b3:
     if mine.status == BlockStatus.double:
      block.double_mouse_button_up(x, y)

flag_count = 0
 opened_count = 0

for row in block.block:
  for mine in row:
   pos = (mine.x * SIZE, (mine.y + 2) * SIZE)
   if mine.status == BlockStatus.opened:
    screen.blit(img_dict[mine.around_mine_count], pos)
    opened_count += 1
   elif mine.status == BlockStatus.double:
    screen.blit(img_dict[mine.around_mine_count], pos)
   elif mine.status == BlockStatus.bomb:
    screen.blit(img_blood, pos)
   elif mine.status == BlockStatus.flag:
    screen.blit(img_flag, pos)
    flag_count += 1
   elif mine.status == BlockStatus.ask:
    screen.blit(img_ask, pos)
   elif mine.status == BlockStatus.hint:
    screen.blit(img0, pos)
   elif game_status == GameStatus.over and mine.value:
    screen.blit(img_mine, pos)
   elif mine.value == 0 and mine.status == BlockStatus.flag:
    screen.blit(img_error, pos)
   elif mine.status == BlockStatus.normal:
    screen.blit(img_blank, pos)

print_text(screen, font1, 30, (SIZE * 2 - fheight) // 2 - 2, '％02d' ％ (MINE_COUNT - flag_count), red)
 if game_status == GameStatus.started:
  elapsed_time = int(time.time() - start_time)
 print_text(screen, font1, SCREEN_WIDTH - fwidth - 30, (SIZE * 2 - fheight) // 2 - 2, '％03d' ％ elapsed_time, red)

if flag_count + opened_count == BLOCK_WIDTH * BLOCK_HEIGHT:
  game_status = GameStatus.win

if game_status == GameStatus.over:
  screen.blit(img_face_fail, (face_pos_x, face_pos_y))
 elif game_status == GameStatus.win:
  screen.blit(img_face_success, (face_pos_x, face_pos_y))
 else:
  screen.blit(img_face_normal, (face_pos_x, face_pos_y))

pygame.display.update()

if __name__ == '__main__':
main()

运行效果

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来源：https://blog.csdn.net/liuzuoping/article/details/103399555