save project

snake.py

 import pygame
 import pygame
+from random import choice
 from pygame import locals
 from pygame import locals
 
 
 # 初始化pygame，为使用硬件做准备
 # 初始化pygame，为使用硬件做准备
@@ -19,6 +20,14 @@ down = pygame.image.load('down.png')        # 头 朝下
 
 
 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_Xlst=[]
+apple_Ylst=[]
+apple_X=360
+apple_Y=240
+for i in range(0,661,30):
+    apple_Xlst.append(i)
+for j in range(0,481,30):
+    apple_Ylst.append(j)
 
 
 setheading = "right"
 setheading = "right"
 snake_head = right
 snake_head = right
@@ -42,6 +51,11 @@ while True:
                 setheading = 'down'
                 setheading = 'down'
                 snake_head = down
                 snake_head = down
 
 
+    if x==apple_X and y==apple_Y:
+        apple_X=choice(apple_Xlst)
+        apple_Y=choice(apple_Ylst)
+
+
     # 设置贪吃蛇的头部坐标
     # 设置贪吃蛇的头部坐标
     if setheading == "right":
     if setheading == "right":
         x += 30
         x += 30
@@ -62,7 +76,7 @@ while True:
         screen.blit(body, position[i])
         screen.blit(body, position[i])
 
 
     # 将果实画上去
     # 将果实画上去
-    screen.blit(food, (360, 300))
+    screen.blit(food, (apple_X,apple_Y))
     # 刷新画面
     # 刷新画面
     pygame.display.update()
     pygame.display.update()
     FPSCLOCK.tick(3)
     FPSCLOCK.tick(3)
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