auto save

my_game.py

 import pygame
 from pygame import locals
 import random
+import json
 
 pygame.init()  # 初始化
 
@@ -14,6 +15,7 @@ class Block(pygame.sprite.Sprite):      # 障碍物精灵类
         # 障碍物绘制坐标
         self.rect.x = 1000
         self.rect.y = 500 - self.rect.height
+        self.score = 1
 
 class Player(pygame.sprite.Sprite):     # 悟空
     def __init__(self, image):
@@ -40,7 +42,7 @@ hero = [pygame.image.load('hero1.png'),
         pygame.image.load('hero3.png'),
         pygame.image.load('hero4.png'),
         pygame.image.load('hero5.png')]
-basic_font = pygame.font.Font('STKAITI.TTF',32)
+basic_font = pygame.font.Font('simsun.ttc',32)
 index = 0   
 y = 400
 jumpState = "runing"
@@ -49,9 +51,19 @@ road_x = 0
 bg_x = 0
 time = 0
 gamestate = True
-
+score = 0
+speed = 8
+old_socre = 0
+audio_player = pygame.mixer.Sound("score.wav")
 block_list =pygame.sprite.Group()   # 创建精灵组
 
+with open("record.txt", 'r',encoding='utf-8') as f:
+    content = f.read()
+    record = json.loads(content)
+    one = record["第1名"]
+    two = record["第2名"]
+    three = record["第3名"]
+
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
@@ -62,6 +74,8 @@ while True:
                 if event.key == locals.K_SPACE:
                     jumpState = "up"
     
+    speed = 8 + score//3
+    
     # 悟空造型
     wukong = Player(hero[index])
     if jumpState == "runing":       # 跑步状态下
@@ -92,7 +106,7 @@ while True:
             bg_x = 0
         screen.blit(background, (bg_x, 0))      # 远景
 
-        road_x -= 8
+        road_x -= speed
         if road_x<=-1000:
             road_x = 0
         screen.blit(road, (road_x, 500))       # 道路
@@ -107,7 +121,7 @@ while True:
                 obstacle = Block(bush,cacti,stone)  
                 block_list.add(obstacle)
         for sprite in block_list:       # 遍历、展示障碍物精灵
-            sprite.rect.x -= 8
+            sprite.rect.x -= speed
             screen.blit(sprite.image, (sprite.rect.x, sprite.rect.y)) 
             if sprite.rect.x <= 0-sprite.rect.width:
                 sprite.kill()
@@ -115,8 +129,36 @@ while True:
                 gameover = pygame.image.load('gameover.png')     # 游戏结束
                 screen.blit(gameover, (400, 200))
                 gamestate = False
+                if score > one:
+                    record["第1名"] = score
+                    record["第2名"] = one
+                    record["第3名"] = two
+                elif score > two:
+                    record["第2名"] = score
+                    record["第3名"] = two
+                elif score > three:
+                    record["第3名"] = score
+                record = json.dumps(record, ensure_ascii=False)
+                with open('record.txt', 'w', encoding='utf-8') as f2:
+                    f2.write(record)
+
+            else:
+                if sprite.rect.x + sprite.rect.width < wukong.rect.x:
+                    score = score + sprite.score
+                    sprite.score = 0
+        
+        if score > old_socre:
+            audio_player.play()
+            old_socre = score
+
         scoreSurf = basic_font.render("分数:"+str(score),True,(255,0,0))
         screen.blit(scoreSurf,(850,20))
+        scoreSurf2 = basic_font.render("第1名:"+str(one),True,(255,0,0))
+        screen.blit(scoreSurf2,(850,50))
+        scoreSurf3 = basic_font.render("第2名:"+str(two),True,(255,0,0))
+        screen.blit(scoreSurf3,(850,80))
+        scoreSurf4 = basic_font.render("第3名:"+str(three),True,(255,0,0))
+        screen.blit(scoreSurf4,(850,110))
 
         # 刷新画面
         pygame.display.update()