save project

my_game.py

 import pygame
 from pygame import locals
+import random
 
 pygame.init()  # 初始化
 # 创建一个窗口
@@ -17,21 +18,56 @@ hero = [pygame.image.load('hero1.png'),
         pygame.image.load('hero3.png'),
         pygame.image.load('hero4.png'),
         pygame.image.load('hero5.png')]
-index = 0 
 
+index = 0 
+a='running'
+y=400
+t=30
+b=random.choice([apple,stone,cacti])
+rect=b.get_rect()
+rect.x=1000
+rect.y=500-rect.height
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
             # 接收到退出事件后退出程序
             exit()
+        if event.type==locals.KEYDOWN:
+            if event.key== locals.K_SPACE:
+                a='up'
+    if a=='up':
+        if t>0:
+            y-=t
+            t-=2
+        else:
+            a='down'
+    if a=='down':
+        if t<=30:
+            y+=t
+            t+=2
+        else:
+            a='runing'
+            t=30
+
+
     wk=hero[index]
-    index+=1
-    if index==5:
-        index=0
+    if a=='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(wk, (150, 400))
+    screen.blit(wk, (150, y))
+    if rect.x<=0-rect.width:
+        b=random.choice([apple,stone,cacti])
+        rect=b.get_rect()
+        rect.x=1000
+        rect.y=500-rect.height
+    rect.x-=8
+    screen.blit(b,(rect.x,rect.y))
+    
+        
     # 刷新画面
     pygame.display.update()
     FPS.tick(60)
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