save project

my_game.py

@@ -15,6 +15,7 @@ hero = pygame.image.load('hero1.png'),pygame.image.load('hero2.png'),pygame.imag
 index = 0 
 y = 400
 jumpstate = "running"
+t = 30
 
 while True:
     for event in pygame.event.get():
@@ -22,24 +23,29 @@ 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 == "running":
+                if event.key == locals.K_SPACE:
+                    jumpstate = "up"
     if jumpstate == "up":
-        if y > 150:
-            y -= 5
+        if t > 0:
+            y -= t
+            t -= 2
         else:
             jumpstate = "down"
 
     if jumpstate == "down":
-        if y < 400:
-            y += 5
+        if t <= 30:
+            y += t
+            t += 2
         else:
             jumpstate = "running"
+            t = 30
 
     wukong=hero[index]
-    index += 1
-    if index == 5:
-        index = 0
+    if jumpstate == "running":
+        index += 1
+        if index == 5:
+            index = 0
 
     # 将背景图画上去
     screen.blit(background, (0, 0))