save project

my_game.py

@@ -25,10 +25,11 @@ 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 jump=="running":
                 if event.key==locals.K_SPACE:
                     jump="UP"
+
     if jump=="UP":
         if t>0:
             y-=t
@@ -36,7 +37,7 @@ while True:
         else:
             jump="down"
     if jump=="down":
-        if t<30:
+        if t<=30:
             y+=t
             t+=2
         else:
@@ -45,6 +46,7 @@ while True:
     # 将背景图画上去
     screen.blit(background, (0, 0))
     screen.blit(road, (0, 500))
+    if jump=="running":
         Q+=1
         if Q>4:
             Q=0