auto save

my_game.py

 import pygame
+import json
 from pygame import locals
 import random
 
@@ -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):
@@ -40,6 +42,8 @@ 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', 18)
+score_audio=pygame.mixer.Sound("score.wav")
 index = 0   
 y = 400
 jumpState = "runing"
@@ -48,9 +52,15 @@ road_x = 0
 bg_x = 0
 time = 0
 gamestate = True
-
+score=0
+old_score=0
 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:
@@ -60,7 +70,7 @@ while True:
             if jumpState == "runing":
                 if event.key == locals.K_SPACE:
                     jumpState = "up"
-    
+    speed=9+score//3
     # 悟空造型
     wukong = Player(hero[index])
     if jumpState == "runing":       # 跑步状态下
@@ -91,7 +101,7 @@ 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
@@ -114,7 +124,33 @@ 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
+                else:
+                    record["第3名"]=score
+                record=json.dumps(record,ensure_ascii=False)
+                with open('record.txt','w',encoding='utf-8') as f:
+                    f.write(record)
+            else:
+                if (sprite.rect.x+sprite.rect.width)<wukong.rect.x:
+                    score+=sprite.score
+                    sprite.score=0
+        if score>old_score:
+           score_audio.play()
+           old_score=score 
+        scoreSurf = basic_font.render("分数:"+str(score), True, (255, 255, 255))
+        screen.blit(scoreSurf, (880,20))
+        scoreSurf = basic_font.render("分数:"+str(one), True, (255, 255, 255))
+        screen.blit(scoreSurf, (880,40))
+        scoreSurf = basic_font.render("分数:"+str(two), True, (255, 255, 255))
+        screen.blit(scoreSurf, (880,60))
+        scoreSurf = basic_font.render("分数:"+str(three), True, (255, 255, 255))
+        screen.blit(scoreSurf, (880,80))
         # 刷新画面
         pygame.display.update()
         FPS.tick(60)
\ No newline at end of file

record.txt

-{"第1名": 0, "第2名": 0, "第3名": 0}
\ No newline at end of file
+{"第1名": 6, "第2名": 1, "第3名": 0}
\ No newline at end of file