save project

snake.py

@@ -8,6 +8,7 @@ pygame.init()
 screen = pygame.display.set_mode((660, 480))
 FPSCLOCK = pygame.time.Clock()  # pygame时钟，控制游戏速度（帧数）
 
+my_font=pygame.font.Font
 # 背景
 background = pygame.image.load('bg.png')
 right = pygame.image.load('right.png')      # 头 朝右
@@ -45,13 +46,14 @@ while True:
                 snake_head = down
 
     # 设置贪吃蛇的头部坐标
-    if setheading == "right":
+    if x<0 or x>630 or y<0 or y>450:
+    if setheading == "light"
         x += 30
     elif setheading == "left":
         x -= 30
     elif setheading == "up":
         y -= 30
-    else:
+    else:setheading =="donw"
         y += 30
     if x==apple_x and y==apple_y:
         apple_x = 30*random.randint(1,22)
@@ -65,7 +67,7 @@ while True:
     # 将贪吃蛇的身体画上去
     info = "score:"+str(score)
     text = my_font.render(info,true,(0,0,0))
-    screen.blit(text,(540,10))
+    screen.blit(text,(530,10))
     for i in range(len(position)-1):
         screen.blit(body, position[i])