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snake.py

@@ -10,54 +10,22 @@ screen = pygame.display.set_mode((660, 480))
 # 背景
 background = pygame.image.load('bg.png')
 right = pygame.image.load('right.png')
-up= pygame.image.load('up.png')
-left= pygame.image.load('left.png')
-down= pygame.image.load('down.png')
 food = pygame.image.load('apple.png')
 body = pygame.image.load('body.png')
 hyfhsihfu=pygame.time.Clock()
-setheading="right"
-snake_head=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 setheading !="left":
-                setheading="right"
-                snake_head=right
-            if event.key==locals.K_UP and setheading !="down":
-                setheading="up"
-                snake_head=up
-            if event.key==locals.K_LEFT and setheading !="right":
-                setheading="left"
-                snake_head=left
-            if event.key==locals.K_DOWN and setheading !="up":
-                setheading="down"
-                snake_head=down
-    if setheading=="left":
-        x-=30
-    elif setheading=="right":
-        x+=30
-    elif setheading=="down":
-        y+=30
-    else:
-        y-=30
-
-
-
-    
-
+    x=x+30 
     position.append((x,y))
     position.pop(0)
    
-     
     # 将背景图画上去
     screen.blit(background, (0, 0))
     # 将贪吃蛇画上去
-    screen.blit(right, (x,y))
-    # 将贪吃蛇的身体画上去
+    screen.blit(snake, (x,y))    # 将贪吃蛇的身体画上去
     for i in range(len(position)-1):
        screen.blit(body,position[i])
     # 将果实画上去