save project

snake.py

@@ -5,20 +5,29 @@ pygame.init()
 
 # 创建一个窗口
 screen = pygame.display.set_mode((600,480))
+FPSCOLOCK=pygame.time.Clock()
 
 background = pygame.image.load("bg.png")
 apple = pygame.image.load("apple.png")
 right = pygame.image.load("right.png")
 body = pygame.image.load("body.png")
 
+x,y=240,120
+position = [(180,90),(180,120),(210,120),(x,y)]
+
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
             exit()
-    
+    x+=30
+    position.append((x,y))
+    position.pop(0)
+
     screen.blit(background,(0,0))
-    screen.blit(right,(270,180))
-    screen.blit(body,(270,210))
+    screen.blit(right,position[-1])
+    for i in range(3):
+        screen.blit(body,position[i])
     screen.blit(apple,(330,300))
 
-    pygame.display.update()
\ No newline at end of file
+    pygame.display.update()
+    FPSCOLOCK.tick(3)
\ No newline at end of file