khanat-opennel-code/code/nel/include/nel/sound/music_sound_manager.h

79 lines
2.5 KiB
C++

// NeL - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
// Copyright (C) 2010 Winch Gate Property Limited
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
#ifndef NL_MUSIC_SOUND_MANAGER_H
#define NL_MUSIC_SOUND_MANAGER_H
#include "nel/misc/types_nl.h"
#include "nel/misc/time_nl.h"
namespace NLSOUND
{
class CMusicSource;
class CMusicSound;
// ***************************************************************************
/**
* A manager that manage multiple CMusicSound that want to play at the same time
* \author Lionel Berenguier
* \author Nevrax France
* \date 2004
*/
class CMusicSoundManager
{
public:
/// Constructor
CMusicSoundManager();
/// Add a source that want to play music. Called by CMusicSource::play()
void addMusicSourcePlaying(CMusicSource *musicSource);
/// Remove a source that want to play music. Called by CMusicSource::stop()
void removeMusicSourcePlaying(CMusicSource *musicSource);
/// update concurrent music
void update();
/// enable or disable the music sound manager (disable it if you want to play user MP3 for instance)
void enable(bool enable);
/// set false to avoid getMinimumPlayTime() and getTimeBeforeCanReplay() behavior. default to true
void enableTimeConstraint(bool enable) {_TimeConstraintEnabled= enable;}
private:
bool _Enabled;
bool _TimeConstraintEnabled;
// The current music sound actually playing
CMusicSound *_CurrentMusicPlaying;
NLMISC::TTime _PlayStartTime;
// All music sources that want to play. Only one can really play at a time (in _CurrentMusicPlaying)
std::set<CMusicSource*> _Sources;
// The sources that were already played in the current zones. Only not looped sounds can be in this set
std::set<CMusicSource*> _AlreadyPlayedSources;
void startMusic(CMusicSound *, CMusicSource *);
void stopMusic(bool allowFade);
};
} // NLSOUND
#endif // NL_MUSIC_SOUND_MANAGER_H
/* End of music_sound_manager.h */