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MappedInstrument.h

// -*- c-indentation-style:"stroustrup" c-basic-offset: 4 -*-

/*
  Rosegarden
  A sequencer and musical notation editor.
  Copyright 2000-2009 the Rosegarden development team.

  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 2 of the
  License, or (at your option) any later version.  See the file
  COPYING included with this distribution for more information.
*/

#include "Instrument.h"
#include "MappedDevice.h"
#include "MappedCommon.h"

#ifndef _MAPPEDINSTRUMENT_H_
#define _MAPPEDINSTRUMENT_H_

// A scaled-down version of an Instrument that we keep Sequencer
// side.  IDs match with those on the GUI.
//
//

namespace Rosegarden
{

class MappedInstrument
{
public:

    MappedInstrument();

    // GUI uses this constructor because it already knows
    // the name of the Instrument
    //
    MappedInstrument(Instrument::InstrumentType type,
                     MidiByte channel,
                     InstrumentId id);

    // Driver uses this constructor (because the gui will want
    // to know the name)
    //
    MappedInstrument(Instrument::InstrumentType type,
                     MidiByte channel,
                     InstrumentId id,
                     const std::string &name,
                     DeviceId device);

    // from instrument
    MappedInstrument(const Instrument &instrument);
    MappedInstrument(Instrument *instrument);

    ~MappedInstrument() { ;}

    void setId(InstrumentId id) { m_id = id; }
    InstrumentId getId() const { return m_id; }

    void setChannel(MidiByte channel) { m_channel = channel; }
    MidiByte getChannel() const { return m_channel; }

    void setType(Instrument::InstrumentType type) { m_type = type; }
    Instrument::InstrumentType getType() const { return m_type; }

    void setName(const std::string &name) { m_name = name; }
    const std::string& getName() const { return m_name; }

    void setDevice(DeviceId device) { m_device = device; }
    DeviceId getDevice() const { return m_device; }

    // How many audio channels we've got on this audio MappedInstrument
    //
    unsigned int getAudioChannels() const { return m_audioChannels; }
    void setAudioChannels(unsigned int channels) { m_audioChannels = channels; }

    friend QDataStream& operator>>(QDataStream &dS, MappedInstrument *mI);
    friend QDataStream& operator<<(QDataStream &dS, MappedInstrument *mI);
    friend QDataStream& operator>>(QDataStream &dS, MappedInstrument &mI);
    friend QDataStream& operator<<(QDataStream &dS, const MappedInstrument &mI);

private:

    Instrument::InstrumentType  m_type;
    MidiByte                    m_channel;
    InstrumentId                m_id;
    std::string                 m_name;
    DeviceId                    m_device;

    // If this is an audio MappedInstrument then how many channels
    // are associated with it?
    //
    unsigned int                m_audioChannels;
};

}

#endif // _MAPPEDINSTRUMENT_H_

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