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snake.py

-import pygame
-from pygame import locals
+import pyg
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-
-# 初始化pygame，为使用硬件做准备
-pygame.init()
-
-# 创建一个窗口
-screen = pygame.display.set_mode((660, 480))
-j = pygame.time.Clock()
-# 背景
-background = pygame.image.load('bg.png')
-right = pygame.image.load('right.png')
-food = pygame.image.load('apple.png')
-body = pygame.image.load('body.png')
-left = pygame.image.load('left.png')
-up = pygame.image.load('up.png')
-down = pygame.image.load('down.png')
-x,y = 240,120
-aa = [(180,90),(180,120),(210,120),(x,y)]
-head = 'right'
-snake=right
-while True:
-    for event in pygame.event.get():
-        if event.type == locals.QUIT:
-            # 接收到退出事件后退出程序
-            exit()
-        if event.type == locals.KEYDOWN:
-            if event.key == locals.K_RIGHT and head != 'left':
-                head = 'rght'
-                snake=right
-            if event.key == locals.K_LEFT and head != 'right':
-                head = 'left'
-                snake= left
-            if event.key == locals.K_UP and head != 'down':
-                head = 'up'
-                snake=up
-            if event.key == locals.K_DOWN and head != 'up':
-                head = 'down'
-                snake=down
-    if head == 'right':
-        x +=30
-    elif head == 'left':
-        x-= 30
-    elif head == 'up':
-        y -= 30
-    else :
-        y += 30
-        
-    aa.append((x,y))
-    aa.pop(0)
-    # 将背景图画上去
-    screen.blit(background, (0, 0))
-    # 将贪吃蛇画上去
-    screen.blit(snake, aa[-1])
-    # 将贪吃蛇的身体画上去
-    for i in range(len(aa)-1):
-        screen.blit(body,aa[i])
-
-    # 将果实画上去
-    screen.blit(food, (360, 300))
-    # 刷新画面
-    pygame.display.update()
-    j.tick(3)
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