save project

snake.py

 import pygame
 import pygame
 from pygame import locals
 from pygame import locals
+
+
 # 初始化pygame，为使用硬件做准备
 # 初始化pygame，为使用硬件做准备
 pygame.init()
 pygame.init()
 sp=pygame.time.Clock()
 sp=pygame.time.Clock()
 # 创建一个窗口
 # 创建一个窗口
 screen = pygame.display.set_mode((660, 480))
 screen = pygame.display.set_mode((660, 480))
+fp=pygame.time.Clock()
 
 
 # 背景
 # 背景
 background = pygame.image.load('bg.png')
 background = pygame.image.load('bg.png')
+right = pygame.image.load('right.png')
+left = pygame.image.load('left.png')
+up = pygame.image.load('up.png')
+down = pygame.image.load('down.png')
+food = pygame.image.load('apple.png')
+body = pygame.image.load('body.png')
+snake_head=right
+setheading='right'
+x,y=210,120
+post=[(180,90),(180,120),(210,120),(x,y)]
+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()
+        elif event.type==locals.KEYDOWN:
+            if event.key==locals.K_RIGHT and setheading !="left":
+                setheading='right'
+                snake_head=right
+            elif event.key==locals.K_LEFT and setheading!="right":
+                setheading='left'
+                snake_head=left
+            elif event.key==locals.K_UP and setheading!="down":
+                setheading='up'
+                snake_head=up
+            elif event.key==locals.K_DOWN and setheading!="up":
+                setheading='down'
+                snake_head=down
+    if setheading=="right":
+        x+=30
+    elif setheading=="left":
+        x-=30
+    elif setheading=="up":
+        y-=30
+    else:
+        y+=30
+    # 将背景图画上去
+    x+=30
+    post.append((x,y))
+    post.pop(0)
+    screen.blit(background, (0, 0))
+    # 将贪吃蛇画上去
+    screen.blit(right,post[-1])
+    for i in range(len(post)-1):
+        screen.blit(body,post[i])
+    # 将贪吃蛇的身体画上去
+    # screen.blit(body, (210, 120))
+    # screen.blit(body, (180, 120))
+    # screen.blit(body, (180, 90))
+    # 将果实画上去
+    screen.blit(food, (360, 300))
+    # 刷新画面
+    pygame.display.update()
+    sp.tick(3)
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