save project

my_game.py

@@ -15,6 +15,8 @@ apple = pygame.image.load('bush.png')      # 灌木丛
 hero = [pygame.image.load('hero1.png'),pygame.image.load('hero2.png'),pygame.image.load('hero3.png'),pygame.image.load('hero4.png'),pygame.image.load('hero5.png')]
         
 index = 0 
+y = 400
+jumpState = 'running'
 while True:
     
     wukong=hero[index]
@@ -26,11 +28,28 @@ while True:
         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:#如果摁下空格键jumpState = 'up'
+                jumpState = 'up'
+    if jumpState == 'up':
+        if y > 150:
+            y-=5
+        else:
+            jumpState = 'down'
+    if jumpState == 'down':
+        if y < 400:
+            y+=5
+        else:
+            jumpState = 'running'
+
+
+    
+
 
     # 将背景图画上去
     screen.blit(background, (0, 0))
     screen.blit(road, (0, 500))
-    screen.blit(wukong, (150, 400))
+    screen.blit(wukong, (150, y))
     # 刷新画面
     pygame.display.update()
     FPS.tick(60)
\ No newline at end of file