save project

snake.py

@@ -7,17 +7,27 @@ backgruond = 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')
 # 创建一个窗口
+FPSCLOCK = pygame.time.Clock()
+x,y = 240,120
 screen = pygame.display.set_mode((800,600))
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT: #12
             exit()
+        if event.type == locals.KEYDOWN:
+            if event.key == locals.K_DOWN:
+                y+=30
+        
+    x+=30
     screen.blit(backgruond,(0,0))
-    screen.blit(right,(240,120))
+    screen.blit(right,(x,y))
     screen.blit(food,(360,300))
-    pos = [(210+30,120),(180,120),(180,150)]
+    pos = [(x-30,y),(x-60,y),(x-90,y)]
+
     for i in pos:
         screen.blit(body,i)
 
-    pygame.display.update()
\ No newline at end of file
+    pygame.display.update()
+    FPSCLOCK.tick(3)
\ No newline at end of file