save project

snake.py

@@ -17,6 +17,8 @@ up= pygame.image.load('up.png')
 down= pygame.image.load('down.png')
 down= pygame.image.load('down.png')
 x,y=240,120
 x,y=240,120
 position=[(180,90),(180,120),(210,120),(x,y)]
 position=[(180,90),(180,120),(210,120),(x,y)]
+apple_x=360
+apple_y=300
 setheading="right"
 setheading="right"
 snake_head=right
 snake_head=right
 while True:
 while True:
@@ -46,6 +48,9 @@ while True:
     else:
     else:
         y+=30           
         y+=30           
     position.append((x,y))
     position.append((x,y))
+    if x==apple_x and y==apple_y:
+        apple_x=random.randint(0,660)
+        apple_y=random.randint(0,480)
     position.pop(0)
     position.pop(0)
     # 将背景图画上去
     # 将背景图画上去
     screen.blit(background, (0, 0))
     screen.blit(background, (0, 0))