Files
dosbox-x/include/midi.h
Allofich 1ca092999e SVN r3835 and r3836
Rework ListMidi so it can be more easily added to more backends.
2019-05-14 20:25:09 +09:00

65 lines
1.7 KiB
C++

/*
* Copyright (C) 2002-2013 The DOSBox 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 DOSBOX_MIDI_H
#define DOSBOX_MIDI_H
#ifndef DOSBOX_PROGRAMS_H
#include "programs.h"
#endif
class MidiHandler {
public:
MidiHandler();
virtual bool Open(const char * /*conf*/) { return true; };
virtual void Close(void) {};
virtual void PlayMsg(Bit8u * /*msg*/) {};
virtual void PlaySysex(Bit8u * /*sysex*/,Bitu /*len*/) {};
virtual const char * GetName(void) { return "none"; };
virtual void ListAll(Program * base) {};
virtual ~MidiHandler() { };
MidiHandler * next;
};
#define SYSEX_SIZE 1024
struct DB_Midi {
Bitu status;
Bitu cmd_len;
Bitu cmd_pos;
Bit8u cmd_buf[8];
Bit8u rt_buf[8];
struct midi_state_sysex_t {
Bit8u buf[SYSEX_SIZE];
Bitu used;
Bitu delay;
Bit32u start;
midi_state_sysex_t() : used(0), delay(0), start(0) { }
} sysex;
bool available;
MidiHandler * handler;
DB_Midi() : status(0x00), cmd_len(0), cmd_pos(0), available(false), handler(NULL) { }
};
extern DB_Midi midi;
#endif