mirror of
https://github.com/libretro/scummvm.git
synced 2024-12-05 00:36:57 +00:00
67 lines
1.7 KiB
C++
67 lines
1.7 KiB
C++
/* ScummVM - Graphic Adventure Engine
|
|
*
|
|
* ScummVM is the legal property of its developers, whose names
|
|
* are too numerous to list here. Please refer to the COPYRIGHT
|
|
* file distributed with this source distribution.
|
|
*
|
|
* This program is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU 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 General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*
|
|
*/
|
|
|
|
#ifndef BACKENDS_MIXER_ABSTRACT_H
|
|
#define BACKENDS_MIXER_ABSTRACT_H
|
|
|
|
#include "audio/mixer_intern.h"
|
|
|
|
/**
|
|
* Abstract class for mixer manager. Subclasses
|
|
* implement the real functionality.
|
|
*/
|
|
class MixerManager {
|
|
public:
|
|
MixerManager() : _mixer(0), _audioSuspended(false) {}
|
|
virtual ~MixerManager() { delete _mixer; }
|
|
|
|
/**
|
|
* Initialize and setups the mixer
|
|
*/
|
|
virtual void init() = 0;
|
|
|
|
/**
|
|
* Get the audio mixer implementation
|
|
*/
|
|
Audio::Mixer *getMixer() { return (Audio::Mixer *)_mixer; }
|
|
|
|
// Used by LinuxMoto Port
|
|
|
|
/**
|
|
* Pauses the audio system
|
|
*/
|
|
virtual void suspendAudio() = 0;
|
|
|
|
/**
|
|
* Resumes the audio system
|
|
*/
|
|
virtual int resumeAudio() = 0;
|
|
|
|
protected:
|
|
/** The mixer implementation */
|
|
Audio::MixerImpl *_mixer;
|
|
|
|
/** State of the audio system */
|
|
bool _audioSuspended;
|
|
};
|
|
|
|
#endif
|