auto save

snake.py

 import pygame
 from pygame import locals
 import random
+
 # 初始化pygame，为使用硬件做准备
 pygame.init()
 
 # 创建一个窗口
-screen = pygame.display.set_mode((660, 480))
+screen = pygame.display.set_mode((1960, 1080))
 FPSCLOCK = pygame.time.Clock()  # pygame时钟，控制游戏速度（帧数）
 
 # 背景
@@ -16,14 +17,16 @@ 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)  # 字体
 
 x, y = 240, 120
 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 = 300
-apple_y = 300
 setheading = "right"
 snake_head = right
+score = 0
 
 while True:
     for event in pygame.event.get():
@@ -43,7 +46,7 @@ while True:
             if event.key == locals.K_DOWN and setheading != "up":
                 setheading = 'down'
                 snake_head = down
-
+    
     # 设置贪吃蛇的头部坐标
     if setheading == "right":
         x += 30
@@ -53,14 +56,18 @@ while True:
         y -= 30
     else:
         y += 30
-    
-    position.pop(0)
-    if apple_x == x and apple_y == y:
-        apple_x = random.randint(0,22)*30 - 30
-        apple_y = random.randint(0,16)*30 - 30
-        
+    position.append((x, y))
+    # 贪吃蛇吃到了苹果
+    if x == apple_x and y == apple_y:
+        num1= random.randint(1, 22)   # 横排第几个格子
+        num2 = random.randint(1, 16)   # 竖排第几个格子
+        apple_x = 30*num1-30   # 苹果的x坐标
+        apple_y = 30*num2-30   # 苹果的y坐标
     else:
-        position.append((x, y))
+        position.pop(0)
+    
+    # if x<0 or x>630 or y<0 or y>450:
+    #     exit()
     # 将背景图画上去
     screen.blit(background, (0, 0))
     # 将贪吃蛇的头画上去
@@ -71,6 +78,11 @@ while True:
 
     # 将果实画上去
     screen.blit(food, (apple_x, apple_y))
+    # 绘制分数
+    info = "Score:"+ str(score)
+    text = my_font.render(info, True, (0, 0, 0))
+    screen.blit(text, (540, 10))
+
     # 刷新画面
     pygame.display.update()
-    FPSCLOCK.tick(3)
\ No newline at end of file
+    FPSCLOCK.tick(15)
\ No newline at end of file