ohvolume.hxx

/* Copyright (C) 2006-2016 J.F.Dockes
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 *   02110-1301 USA
 */
#ifndef _OHVOLUME_HXX_INCLUDED_
#define _OHVOLUME_HXX_INCLUDED_
 
#include <unordered_map>
#include <memory>
#include <string>
#include <vector>
 
#include "service.hxx"
 
 
namespace UPnPClient {
 
class OHVolume;
class UPnPDeviceDesc;
class UPnPServiceDesc;
 
typedef std::shared_ptr<OHVolume> OHVLH;
 
struct OHVCharacteristics {
    int volumeMax;;
    int volumeUnity;
    int volumeSteps;
    int volumeMilliDbPerStep;
    int balanceMax;
    int fadeMax;
};
 
class UPNPP_API OHVolume : public Service {
public:
    using Service::Service;
 
    static bool isOHVLService(const std::string& st);
    bool serviceTypeMatch(const std::string& tp) override;
 
    int characteristics(OHVCharacteristics* c);
    int volume(int *value);
    int setVolume(int value);
    int volumeLimit(int *value);
    int mute(bool *value);
    int setMute(bool value);
 
protected:
    /* My service type string */
    static const std::string SType;
 
private:
    void UPNPP_LOCAL evtCallback(
        const std::unordered_map<std::string, std::string>&);
    void UPNPP_LOCAL registerCallback() override;
    int UPNPP_LOCAL devVolTo0100(int);
    int UPNPP_LOCAL vol0100ToDev(int vol);
    int UPNPP_LOCAL maybeInitVolmax();
 
    int m_volmax{-1};
};
 
} // namespace UPnPClient
 
#endif /* _OHVOLUME_HXX_INCLUDED_ */