save project

snake.py

@@ -12,52 +12,22 @@ 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')
 p=pygame.time.Clock()
 x,y=240,120
-r=[(180,90),(180,120),(210,120),(x,y)]
-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()
-        elif event.type==locals.KEYDOWN:
-            if event.key==locals.K_RIGHT and setheading !='left':
-                setheading='right'
-                snake_head =right
-            if event.key==locals.K_LEFT and setheading !='right':
-                setheading='left'
-                snake_head =left
-            if event.key==locals.K_UP and setheading !='down':
-                setheading='up'
-                snake_head =up                    
-            if event.key==locals.K_DOWN and setheading !='up':
-                setheading='down'
-                snake_head =down
-    if setheading=="right":
-        x+=30
-    if setheading=="left":
-        x-=30
-    if setheading=="up":
-        y-=30
-    if setheading=="down":
-        y+=30   
-    r.append((x,y))
-    r.pop(0)
+    x+=30
     # 将背景图画上去
     screen.blit(background, (0, 0))
     # 将贪吃蛇画上去
-    screen.blit(snake_head,r[-1])
-    for i in range(len(r)-1):
-        screen.blit(body,r[i])
+    screen.blit(right, (x, y))
     # 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))
+    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