ALSAMidiDriver.h

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/*
Copyright (C) 2004  The Pentagram 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.

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, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/

#ifndef ALSAMIDIDRIVER_H_INCLUDED
#define ALSAMIDIDRIVER_H_INCLUDED

#ifdef USE_ALSA_MIDI

#include <alsa/asoundlib.h>
#include <string>
#include "LowLevelMidiDriver.h"

class ALSAMidiDriver : public LowLevelMidiDriver
{
        const static MidiDriverDesc desc;
        static MidiDriver *createInstance() {
                return new ALSAMidiDriver();
        }

public: 
        static const MidiDriverDesc* getDesc() { return &desc; }
        ALSAMidiDriver();

protected:
        virtual int                     open();
        virtual void            close();
        virtual void            send(uint32 message);
//      virtual void            yield();
        virtual void            send_sysex(uint8 status, const uint8 *msg,
                                                                   uint16 length);

        std::string devname;
        bool isOpen;

        snd_seq_event_t ev;
        snd_seq_t *seq_handle;
        int seq_client, seq_port;
        int my_client, my_port;

        void send_event(int do_flush);
        int parse_addr(std::string arg, int *client, int *port);
};

#endif

#endif

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