save project

snake.py

@@ -14,6 +14,7 @@ food = pygame.image.load('apple.png')
 body = pygame.image.load('body.png')
 x,y=240,120
 FPS=pygame.time.Clock()
+list=[(180,90),(180,120),(210,120),(x,y)]
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
@@ -21,15 +22,17 @@ while True:
             exit()
     # 将背景图画上去
     x+=30
+    list.append((x,y))
+    list.pop(0)
     screen.blit(background, (0, 0))
     # 将贪吃蛇画上去
-    screen.blit(right, (x, y))
+    screen.blit(right,list[3])
     # 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, list[2])
+    screen.blit(body, list[1])
+    screen.blit(body, list[0])
     # 将果实画上去
     screen.blit(food, (360, 300))
     # 刷新画面
     pygame.display.update()
-    FPS.tick(300)
\ No newline at end of file
+    FPS.tick(15)
\ No newline at end of file