automatically [un]pause SDL audio from AV

git-svn-id: svn://anubis/anaglym/trunk@281 99a6e188-d820-4881-8870-2d33a10e2619

AV.cc

@@ -135,6 +135,7 @@ refptr<AV::Sound> AV::createSound()
 void AV::playSound(AV::Sound * s)
 {
     m_active_sounds.insert(s);
+    SDL_PauseAudio(0);
 }
 
 void AV::playCallback(Uint8 * stream, int len)
@@ -149,6 +150,10 @@ void AV::playCallback(Uint8 * stream, int len)
             m_active_sounds.erase(it);
         }
     }
+    if (m_active_sounds.size() == 0)
+    {
+        SDL_PauseAudio(1);
+    }
 }
 
 AV::Sound::Sound(AV & av)

Engine.cc

@@ -928,9 +928,6 @@ void Engine::run()
                     case SDLK_F5:
                         reloadProgram();
                         break;
-                    case SDLK_F6:
-                        SDL_PauseAudio(0);
-                        break;
                     default:
                         key_down_event(event.key.keysym.sym);
                 }