save project

snake.py

+import random
 import pygame
 from pygame import locals
 
 # 初始化pygame，为使用硬件做准备
 pygame.init()
-
+ap_x=360
+ap_y=120
 # 创建一个窗口
 screen = pygame.display.set_mode((660, 480))
 FPSCLOCK = pygame.time.Clock()  # pygame时钟，控制游戏速度（帧数）
@@ -52,7 +54,13 @@ while True:
     else:
         y += 30
     position.append((x, y))
-    position.pop(0)
+    if x==ap_x and y==ap_y:
+        nu1=random.randint(1,22)
+        nu2=random.randint(1,16)
+        ap_x=30*nu1-30
+        ap_y=30*nu2-30
+    else:
+        position.pop(0)
     # 将背景图画上去
     screen.blit(background, (0, 0))
     # 将贪吃蛇的头画上去
@@ -60,9 +68,8 @@ while True:
     # 将贪吃蛇的身体画上去
     for i in range(len(position)-1):
         screen.blit(body, position[i])
-
     # 将果实画上去
-    screen.blit(food, (360, 300))
+    screen.blit(food, (ap_x,ap_y))
     # 刷新画面
     pygame.display.update()
     FPSCLOCK.tick(3)
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