auto save

snake.py

@@ -10,6 +10,7 @@ screen = pygame.display.set_mode((660, 480))
 FPSCLOCK = pygame.time.Clock()  # pygame时钟，控制游戏速度（帧数）
 apple_x=360
 apple_y=300
+score=0
 
 # 背景
 background = pygame.image.load('bg.png')
@@ -18,7 +19,8 @@ food = pygame.image.load('apple.png')       # 食物 苹果
 body = pygame.image.load('body.png')        # 身体
 left = pygame.image.load('left.png')        # 头 朝左
 up = pygame.image.load('up.png')            # 头 朝上
-down = pygame.image.load('down.png')        # 头 朝下
+down = pygame.image.load('down.png')
+my_font=pygame.font.Font("neuropol.ttf",18)        # 头 朝下
 
 x, y = 240, 120
 position = [(180, 90), (180, 120), (210, 120), (x, y)]
@@ -44,7 +46,8 @@ while True:
             if event.key == locals.K_DOWN and setheading != "up":
                 setheading = 'down'
                 snake_head = down
-
+    if x<0 or x>630 or y<0 or y>450:
+        exit()
     # 设置贪吃蛇的头部坐标
     if setheading == "right":
         x += 30
@@ -56,8 +59,9 @@ while True:
         y += 30
     position.append((x, y))
     if apple_x==x and apple_y==y:
-        apple_x=random.randint(1,22)*30-30
-        apple_y=random.randint(1,16)*30-30
+        apple_x=random.randint(1,21)*30-30
+        apple_y=random.randint(1,15)*30-30
+        score+=random.randint(1,20)
     else:
         position.pop(0)
     
@@ -72,6 +76,9 @@ while True:
 
     # 将果实画上去
     screen.blit(food, (apple_x, apple_y))
+    info="SCORE:"+str(score)
+    text=my_font.render(info,True,(255,0,0))
+    screen.blit(text,(480,10))
     # 刷新画面
     pygame.display.update()
     FPSCLOCK.tick(8)
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