save project

snake.py

-import pygame
+import pygame,random
 from pygame import locals
 
 # 初始化pygame，为使用硬件做准备
@@ -22,7 +22,9 @@ position = [(180, 90), (180, 120), (210, 120), (x, y)]
 
 setheading = "right"
 snake_head = right
-
+food_x,food_y=300,360
+score=0
+font1=pygame.font.Font("neuropol.ttf",20)
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
@@ -52,6 +54,13 @@ while True:
     else:
         y += 30
     position.append((x, y))
+    if x<0 or x>630 or y<0 or y>450:
+        exit()
+    if x==food_x and y==food_y:
+        food_x=random.randint(0,21)*30
+        food_x=random.randint(0,16)*30
+        score+=10
+    else:
           position.pop(0)  
     # 将背景图画上去
     screen.blit(background, (0, 0))
@@ -62,7 +71,26 @@ while True:
         screen.blit(body, position[i])
 
     # 将果实画上去
-    screen.blit(food, (360, 300))
+    screen.blit(food, (food_x,food_y))
+
+
     # 刷新画面
+ 
+    text=font1.render("score"+str(score),True,(0,90,90))
+
+    screen.blit(text,(400,20))
+
     pygame.display.update()
     FPSCLOCK.tick(3)
+
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