save project

snake.py

@@ -11,18 +11,18 @@ FPSCLOCK = pygame.time.Clock()  # pygame时钟，控制游戏速度（帧数）
 
 
 # 背景
 # 背景
 background = pygame.image.load('bg.png')
 background = pygame.image.load('bg.png')
-right = pygame.image.load('right.png')      # 头 朝右
-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
-my_font = pygame.font.Font('neuropel.ttf', 18)
+right = pygame.image.load('right.png')  # 头 朝右
+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
+my_font = pygame.font.Font('neuropol.ttf', 18)
 
 
 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   #苹果横坐标
-apple_y = 300   #苹果纵坐标
+apple_x = 360  # 苹果横坐标
+apple_y = 300  # 苹果纵坐标
 
 
 setheading = "right"
 setheading = "right"
 snake_head = right
 snake_head = right
@@ -57,30 +57,32 @@ while True:
     else:
     else:
         y += 30
         y += 30
     position.append((x, y))
     position.append((x, y))
-    #贪吃蛇吃到了苹果
+    # 贪吃蛇吃到了苹果
     if x == apple_x and y == apple_y:
     if x == apple_x and y == apple_y:
         score += 1
         score += 1
-        num1 = random.randint(1, 22)  #横排的几个格子 
-        num2 = random.randint(1, 16)  #纵排的几个格子    
-        apple_x = 30*num1-30  #苹果的X坐标
-        apple_y = 30*num2-30  #苹果的Y坐标
+        num1 = random.randint(1, 22)  # 横排的几个格子
+        num2 = random.randint(1, 16)  # 纵排的几个格子
+        apple_x = 30 * num1 - 30  # 苹果的X坐标
+        apple_y = 30 * num2 - 30  # 苹果的Y坐标
     else:
     else:
-        position.pop(0)   
+        position.pop(0)
+    #贪吃蛇撞墙
+    if x < 0 or x > 630 or y < 0 or y > 450:
+        exit()
     # 将背景图画上去
     # 将背景图画上去
     screen.blit(background, (0, 0))
     screen.blit(background, (0, 0))
     # 将贪吃蛇的头画上去
     # 将贪吃蛇的头画上去
-    screen.blit(snake_head, position[-1])
+    screen.blit(snake_head, position[-1])   
     # 将贪吃蛇的身体画上去
     # 将贪吃蛇的身体画上去
-    for i in range(len(position)-1):
+    for i in range(len(position) - 1):
         screen.blit(body, position[i])
         screen.blit(body, position[i])
 
 
     # 将果实画上去
     # 将果实画上去
-    screen.blit(food, (apple_x,apple_y))
-    #绘制分数
-    info = "Score:"+ str(score)
+    screen.blit(food, (apple_x, apple_y))
+    # 绘制分数
+    info = "Score:" + str(score)
     text = my_font.render(info, True, (0, 0, 0))
     text = my_font.render(info, True, (0, 0, 0))
-    score.blit(text, (540, 10))
+    screen.blit(text, (540, 10))
     # 刷新画面
     # 刷新画面
     pygame.display.update()
     pygame.display.update()
     FPSCLOCK.tick(3)
     FPSCLOCK.tick(3)
-    
\ No newline at end of file