midiadapter.h

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/*****************************************************************************
 * Copyright 2015 Haye Hinrichsen, Christoph Wick
 *
 * This file is part of Entropy Piano Tuner.
 *
 * Entropy Piano Tuner 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.
 *
 * Entropy Piano Tuner 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
 * Entropy Piano Tuner. If not, see http://www.gnu.org/licenses/.
 *****************************************************************************/

//=============================================================================
//                               Midi adapter
//=============================================================================

#ifndef MIDIADAPTER_H
#define MIDIADAPTER_H

#include <string>


class MidiAdapter
{
public:

    MidiAdapter() {}                                            
    ~MidiAdapter() {}                                           

    virtual void init() = 0;                                    
    virtual void exit() = 0;                                    

    virtual int GetNumberOfPorts () = 0;                        
    virtual std::string GetPortName   (int i) = 0;              
    virtual std::string GetPortNames  ();                       
    virtual bool OpenPort (int i, std::string AppName="")=0;    
    virtual bool OpenPort (std::string AppName="") = 0;         

    virtual int getCurrentPort() const = 0;                     


    enum MidiEvent
    {
        MIDI_UNDEFINED = 0,     
        MIDI_KEY_PRESS,         
        MIDI_KEY_RELEASE,       
        MIDI_CONTROL_CHANGE,    
    };



    struct Data
    {
        MidiEvent event;    
        int byte1;          
        int byte2;          
        double deltatime;   
    };

public:

    // The following functions have to be public because of access from iosnativewrapper
    static MidiEvent byteToEvent (int byte); 
    void send (Data &data); 
};

#endif // MIDIADAPTER_H