libGizmod/AlsaMixerElements.hpp

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/*
  
  Copyright (c) 2007, Tim Burrell
  Licensed under the Apache License, Version 2.0 (the "License");
  you may not use this file except in compliance with the License.
  You may obtain a copy of the License at 

        http://www.apache.org/licenses/LICENSE-2.0

  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and 
  limitations under the License. 
  
*/

#ifndef __AlsaMixerElements_h
#define __AlsaMixerElements_h

#if HAVE_CONFIG_H
#include "config.h"
#endif

#include "AlsaSoundCardInterface.hpp"
#include "AlsaEvent.hpp"

// Namespace

namespace Gizmod {

// Typedefs

// AlsaMixerElements Class Definition

class AlsaMixerElements {
public: 
        // public member variables
        bool                            IsActive;                       
        bool                            HasCommonVolume;                
        bool                            HasPlaybackVolume;              
        bool                            HasPlaybackVolumeJoined;        
        bool                            HasCaptureVolume;               
        bool                            HasCaptureVolumeJoined;         
        bool                            HasCommonSwitch;                
        bool                            HasPlaybackSwitch;              
        bool                            HasPlaybackSwitchJoined;        
        bool                            HasCaptureSwitch;               
        bool                            HasCaptureSwitchJoined;         
        bool                            HasCaptureSwitchExclusive;      
        
        long                            VolumePlayback;                 
        long                            VolumePlaybackMin;              
        long                            VolumePlaybackMax;              
        float                           VolumePlaybackPercent;          
        
        long                            VolumeCapture;                  
        long                            VolumeCaptureMin;               
        long                            VolumeCaptureMax;               
        float                           VolumeCapturePercent;           
        
        bool                            SwitchPlayback;                 
        bool                            SwitchCapture;                  
        
        // construction / deconstruction
        AlsaMixerElements();
        AlsaMixerElements(AlsaMixerElements const & Init);
        virtual ~AlsaMixerElements();
        
        // static public functions
        void                            buildEventFromMixerStates(AlsaEvent & Event, AlsaMixerElements const & OldElements, AlsaMixerElements const & NewElements); 
        
private:
        // private functions
                
        // private member variables
        
private: 
        // serialization
        friend class boost::serialization::access;
        template<class Archive>
        void serialize(Archive & ar, const unsigned int version) {
                ar & IsActive;
                ar & HasCommonVolume;
                ar & HasPlaybackVolume;
                ar & HasPlaybackVolumeJoined;
                ar & HasCaptureVolume;
                ar & HasCaptureVolumeJoined;
                ar & HasCommonSwitch;
                ar & HasPlaybackSwitch;
                ar & HasPlaybackSwitchJoined;
                ar & HasCaptureSwitch;
                ar & HasCaptureSwitchJoined;
                ar & HasCaptureSwitchExclusive;
                ar & VolumePlayback;
                ar & VolumePlaybackMin;
                ar & VolumePlaybackMax;
                ar & VolumePlaybackPercent;
                ar & VolumeCapture;
                ar & VolumeCaptureMin;
                ar & VolumeCaptureMax;
                ar & VolumeCapturePercent;
                ar & SwitchPlayback;
                ar & SwitchCapture;
        }                               
};


} // Gizmod namespace

#endif // __AlsaMixerElements_h

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