save project

snake.py

 import pygame
 import pygame
+import random
 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
@@ -20,6 +21,9 @@ 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_x=360
+apple_y=300
+
 setheading = "right"
 setheading = "right"
 snake_head = right
 snake_head = right
 
 
@@ -42,6 +46,10 @@ while True:
                 setheading = 'down'
                 setheading = 'down'
                 snake_head = down
                 snake_head = down
 
 
+
+
+
+   
     # 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
@@ -51,7 +59,11 @@ while True:
         y -= 30
         y -= 30
     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))