AudioDataProvider.h

/* AudioDataProvider.h */
/*
 * Copyright (C) 2011-2024 Michael Lugmair
 *
 * This file is part of sayonara player
 *
 * 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 SAYONARA_PLAYER_AUDIODATAPROVIDER_H
#define SAYONARA_PLAYER_AUDIODATAPROVIDER_H
 
#include <vector>
 
class QByteArray;
 
namespace Engine
{
    class LevelDataReceiver;
    class SpectrumDataReceiver;
    class RawAudioDataReceiver;
}
 
class LevelDataProvider
{
    public:
        virtual void setLevelData(float left, float right) = 0;
        virtual void levelActiveChanged(bool b) = 0;
 
        virtual void registerLevelReceiver(Engine::LevelDataReceiver* receiver) = 0;
        virtual void unregisterLevelReceiver(Engine::LevelDataReceiver* receiver) = 0;
};
 
class SpectrumDataProvider
{
    public:
        virtual void setSpectrumData(const std::vector<float>& spectrum) = 0;
        virtual void spectrumActiveChanged(bool b) = 0;
 
        virtual void registerSpectrumReceiver(Engine::SpectrumDataReceiver* receiver) = 0;
        virtual void unregisterSpectrumReceiver(Engine::SpectrumDataReceiver* receiver) = 0;
};
 
class RawAudioDataProvider
{
    public:
        virtual void setAudioData(const QByteArray& data) = 0;
 
        virtual void registerAudioDataReceiver(Engine::RawAudioDataReceiver* receiver) = 0;
        virtual void unregisterAudioDataReceiver(Engine::RawAudioDataReceiver* receiver) = 0;
};
 
#endif //SAYONARA_PLAYER_AUDIODATAPROVIDER_H