save project

my_game.py

 import pygame
 from pygame import locals
-
+import random
 pygame.init()  # 初始化
 # 创建一个窗口
 screen = pygame.display.set_mode((1000, 600))
@@ -11,7 +11,7 @@ background = pygame.image.load('bg.png')    # 背景
 road = pygame.image.load('road.png')      # 路
 stone = pygame.image.load('stone.png')      # 石头
 cacti = pygame.image.load('cacti.png')      # 仙人掌
-apple = pygame.image.load('bush.png')      # 灌木丛
+bush = pygame.image.load('bush.png')      # 灌木丛
 hero1 = pygame.image.load('hero1.png')
 hero2 = pygame.image.load('hero2.png')
 hero3 = pygame.image.load('hero3.png')
@@ -22,7 +22,10 @@ index=0
 y = 400
 jumpState = "runing"
 t= 30
-
+obstacla=random.choice([bush,stone,cacti])
+rect = obstacla.get_rect()
+rect.x=1000
+rect.y=500-rect.height
 
 while True:
     for event in pygame.event.get():
@@ -30,8 +33,9 @@ while True:
             # 接收到退出事件后退出程序
             exit()
         if event.type==locals.KEYDOWN:
-            if event.key==locals.K_SPACE:
-                jumpState="up"
+            if jumpState=="runing":
+                if event.key==locals.K_SPACE:
+                    jumpState="up"
     if jumpState=="up":
         if t>0:
             y-=t
@@ -44,17 +48,26 @@ while True:
             y+=t
             t+=2
         else:
-            jumpState="runring"
+            jumpState="runing"
             t=30
          
     hero=heros[index]
-    index+=1
-    if index>4:
-        index=0
+    if jumpState=="runing":
+        index+=1
+        if index>=5:
+            index=0
     # 将背景图画上去
     screen.blit(background, (0, 0))
     screen.blit(road, (0, 500))
     screen.blit(hero, (150, y))
+    if rect.x<=0-rect.width:
+        obstacla=random.choice([bush,stone,cacti])
+        rect = obstacla.get_rect()
+        rect.x=1000
+        rect.y=500-rect.height
+    rect.x-=8
+    screen.blit(obstacla,(rect.x,rect.y))
+        
     # 刷新画面
     pygame.display.update()
     FPS.tick(60)
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