save project

my_game.py

@@ -26,8 +26,9 @@ 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:
-                a="up"
+            if a=="runing":
+                if event.key == locals.K_SPACE:
+                    a="up"
     if a=="up":
         if t>0:
             y-=t
@@ -35,16 +36,17 @@ while True:
         else:
             a="down"
     if a=="down":
-        if y<=30
+        if t<=30:
             y+=t
             t+=2
         else:
             a="runing"
             t=30
     wukong=hero[index]
-    index=index+1
-    if index==5:
-        index=0
+    if a=="runing":
+        index=index+1
+        if index==5:
+            index=0
     
     # 将背景图画上去
     screen.blit(background, (0, 0))