save project

snake.py

 import pygame
 from pygame import locals
-
+import random
 # 初始化pygame，为使用pygame做准备
 pygame.init()
 
@@ -12,12 +12,16 @@ left=pygame.image.load("left.png")
 right=pygame.image.load("right.png")
 up=pygame.image.load("up.png")
 FPS=pygame.time.Clock()
+my_fond=pygame.font.Font("neuropol.ttf",18)
 # 创建一个窗口
 x,y=240,120
 position=[(180,90),(180,120),(210,120),(x,y)]
+apple_x=360
+apple_y=300
 screen=pygame.display.set_mode((800,600))
 setheading='right'
 snake_head=right
+score=0
 while True:
     for event in pygame.event.get():
         if event.type==locals.QUIT:
@@ -44,13 +48,24 @@ while True:
     elif setheading =="down":
         y+=30
     position.append((x,y))
-    position.pop(0)
+    if x==apple_x and y==apple_y:
+        a=random.randint(1,22)
+        d=random.randint(1,16)
+        apple_x=30*a-30
+        apple_y=30*d-30
+        
+    else:
+        position.pop(0)
+    if x<0 or x>630 or y<0 or y>450:
+        exit()
     screen.blit(back,(0,0))
     screen.blit(snake_head,(x,y))
     for i in range(len(position)-1):
         screen.blit(body,position[i])
-
-    screen.blit(frut,(90,60))
+    screen.blit(frut,(apple_x,apple_y))
+    info="score:"+str(score)
+    text=my_fond.render(info,True,(0,0,0))
+    screen.blit(text,(540,10))
  #   screen.blit(body,(210,120))
  #   screen.blit(body,(180,120))
   #  screen.blit(body,(150,120))