save project

snake.py

 import pygame
 from pygame import locals
+import random
 
 # 初始化pygame，为使用硬件做准备
 pygame.init()
 
+fps = pygame.time.Clock().tick()
 # 创建一个窗口
 screen = pygame.display.set_mode((660, 480))
 
@@ -12,26 +14,37 @@ background = pygame.image.load('bg.png')
 right = pygame.image.load('right.png')
 food = pygame.image.load('apple.png')
 body = pygame.image.load('body.png')
+my_font = pygame.font.Font('neuropol.ttf',18)
 
 x,y = 240,120
-long = [(210, 120),(180, 120),(180, 90),(x,y)]
+longs = [(210, 120),(180, 120),(180, 90),(x,y)]
+apple_x = 360
+apple_y = 300
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
             # 接收到退出事件后退出程序
             exit()
     x+=30
-    long.append(x,y)
-    long.pop(0)
+    longs.append(x,y)
+    if apple_x == x and apple_y == y:
+        apple_x = random.randrange(0,660,30)
+        apple_y = random.randrange(0,480,30)
+    else:
+        longs.pop(0)
             # 将背景图画上去
-    screen.blit(background, (0, 0))
+    screen.blit(background,(0, 0))
     # 将贪吃蛇画上去
-    screen.blit(right, (240,long[-1])
+    screen.blit(right, (240,longs[-1])
     # 将贪吃蛇的身体画上去
-    for i in range(len(long)-1)
-        screen.blit(body,long[i])
+    for i in range(len(longs)-1):
+        screen.blit(body,longs[i])
    
     # 将果实画上去
-    screen.blit(food, (360, 300))
+    screen.blit(food, (apple_x,apple_y))
+    text = "score"+str(score)
+    Myscore = my_font.render(text,Ture,(0,0,0))
+    screen.blit(Myscore,(540,10))
     # 刷新画面
+    fps = tick(3)
     pygame.display.update()
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