save project

snake.py

@@ -2,6 +2,9 @@
 import pygame
 import pygame
 from pygame import locals
 from pygame import locals
 x,y=150,180
 x,y=150,180
+position=[(90,150),(90,180),(120,180),(x,y)]
+
+  
 # 载入图片
 # 载入图片
 bg = pygame.image.load('bg.png')
 bg = pygame.image.load('bg.png')
 right = pygame.image.load('right.png')
 right = pygame.image.load('right.png')
@@ -17,14 +20,19 @@ while True:
     for event in pygame.event.get():
     for event in pygame.event.get():
         if event.type == locals.QUIT:
         if event.type == locals.QUIT:
             exit()
             exit()
-        x+=30
+    x+=30
+
+    position.append((x,y))
+    position.pop(0)
+
     # 渲染图片
     # 渲染图片
     srceen.blit(bg,(0,0))
     srceen.blit(bg,(0,0))
-    srceen.blit(right,(x,y))
     srceen.blit(apple,(540,420))
     srceen.blit(apple,(540,420))
-    srceen.blit(body,(120,180))
-    srceen.blit(body,(90,180))
-    srceen.blit(body,(90,150))
+
+    srceen.blit(right,position[-1])
+    for i in range(len(position)-1):
+        srceen.blit(body,position[i])
+    
     # 刷新画面
     # 刷新画面
     pygame.display.update()
     pygame.display.update()
     FPSCLOCK.tick(3)
     FPSCLOCK.tick(3)
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