python pygame实现2048游戏

实现2048相对来说比较简单，用4*4的二维数组保存地图，pygame.key.get_pressed()获取键盘操作，详见代码。

效果图

代码

# -*- coding: utf-8 -*-
#!/usr/bin/python
'''
Created on May 31, 2014
@author: yuanzi
'''
import random
import sys
import pygame
from pygame.locals import *

PIXEL = 150
SCORE_PIXEL = 100
SIZE = 4

# 地图的类
class Map:
 def __init__(self, size):
   self.size = size
   self.score = 0
   self.map = [[0 for i in range(size)] for i in range(size)]
   self.add()
   self.add()

# 新增2或4，有1/4概率产生4
 def add(self):
   while True:
     p = random.randint(0, self.size * self.size - 1)
     if self.map[p / self.size][p ％ self.size] == 0:
       x = random.randint(0, 3) > 0 and 2 or 4
       self.map[p / self.size][p ％ self.size] = x
       self.score += x
       break

# 地图向左靠拢，其他方向的靠拢可以通过适当旋转实现，返回地图是否更新
 def adjust(self):
   changed = False
   for a in self.map:
     b = []
     last = 0
     for v in a:
       if v != 0:
         if v == last:
           b.append(b.pop() << 1)
           last = 0
         else:
           b.append(v)
           last = v
     b += [0] * (self.size - len(b))
     for i in range(self.size):
       if a[i] != b[i]:
         changed = True
     a[ : ] = b
   return changed

# 逆时针旋转地图90度
 def rotate90(self):
   self.map = [[self.map[c][r] for c in range(self.size)] for r in reversed(range(self.size))]

# 判断游戏结束
 def over(self):
   for r in range(self.size):
     for c in range(self.size):
       if self.map[r][c] == 0:
         return False
   for r in range(self.size):
     for c in range(self.size - 1):
       if self.map[r][c] == self.map[r][c + 1]:
         return False
   for r in range(self.size - 1):
     for c in range(self.size):
       if self.map[r][c] == self.map[r + 1][c]:
         return False
   return True

def moveUp(self):
   self.rotate90()
   if self.adjust():
     self.add()
   self.rotate90()
   self.rotate90()
   self.rotate90()

def moveRight(self):
   self.rotate90()
   self.rotate90()
   if self.adjust():
     self.add()
   self.rotate90()
   self.rotate90()

def moveDown(self):
   self.rotate90()
   self.rotate90()
   self.rotate90()
   if self.adjust():
     self.add()
   self.rotate90()

def moveLeft(self):
   if self.adjust():
     self.add()

# 更新屏幕
def show(map):
 for i in range(SIZE):
   for j in range(SIZE):
     # 背景颜色块
     screen.blit(map.map[i][j] == 0 and block[(i + j) ％ 2] or block[2 + (i + j) ％ 2], (PIXEL * j, PIXEL * i))
     # 数值显示
     if map.map[i][j] != 0:
       map_text = map_font.render(str(map.map[i][j]), True, (106, 90, 205))
       text_rect = map_text.get_rect()
       text_rect.center = (PIXEL * j + PIXEL / 2, PIXEL * i + PIXEL / 2)
       screen.blit(map_text, text_rect)
 # 分数显示
 screen.blit(score_block, (0, PIXEL * SIZE))
 score_text = score_font.render((map.over() and "Game over with score " or "Score: ") + str(map.score), True, (106, 90, 205))
 score_rect = score_text.get_rect()
 score_rect.center = (PIXEL * SIZE / 2, PIXEL * SIZE + SCORE_PIXEL / 2)
 screen.blit(score_text, score_rect)
 pygame.display.update()

map = Map(SIZE)
pygame.init()
screen = pygame.display.set_mode((PIXEL * SIZE, PIXEL * SIZE + SCORE_PIXEL))
pygame.display.set_caption("2048")
block = [pygame.Surface((PIXEL, PIXEL)) for i in range(4)]
# 设置颜色
block[0].fill((152, 251, 152))
block[1].fill((240, 255, 255))
block[2].fill((0, 255, 127))
block[3].fill((225, 255, 255))
score_block = pygame.Surface((PIXEL * SIZE, SCORE_PIXEL))
score_block.fill((245, 245, 245))
# 设置字体
map_font = pygame.font.Font(None, PIXEL * 2 / 3)
score_font = pygame.font.Font(None, SCORE_PIXEL * 2 / 3)
clock = pygame.time.Clock()
show(map)

while not map.over():
 # 12为实验参数
 clock.tick(12)
 for event in pygame.event.get():
   if event.type == QUIT:
     sys.exit()
 # 接收玩家操作
 pressed_keys = pygame.key.get_pressed()
 if pressed_keys[K_w] or pressed_keys[K_UP]:
   map.moveUp()
 elif pressed_keys[K_s] or pressed_keys[K_DOWN]:
   map.moveDown()
 elif pressed_keys[K_a] or pressed_keys[K_LEFT]:
   map.moveLeft()
 elif pressed_keys[K_d] or pressed_keys[K_RIGHT]:
   map.moveRight()
 show(map)

# 游戏结束
pygame.time.delay(3000)

后续可以考虑实现动画和AI。

来源：https://blog.csdn.net/u012730439/article/details/27839449