mixer_midiout.cc

Go to the documentation of this file.

/*
Copyright (C) 2000  Dancer A.L Vesperman

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.
*/

#ifdef HAVE_CONFIG_H
#  include <config.h>
#endif

//#ifndef ALPHA_LINUX_CXX
//#  include <unistd.h>
//#  include <csignal>
//#  include <sys/types.h>
//#  include <sys/stat.h>
//#  include <fcntl.h>
//#endif

#include <iostream>

#include "fnames.h"

using std::cerr;
using std::endl;

#include "mixer_midiout.h"

static Mix_Music *mixermusic;

//
// Woohoo. This is easy with SDL_mixer! :)
//

Mixer_MidiOut::Mixer_MidiOut() 
{
  //Point to music finish cleanup code
  Mix_HookMusicFinished(music_complete_callback);
}

Mixer_MidiOut::~Mixer_MidiOut()
{
  // Stop any current player
  stop_track();
  stop_sfx();
}

void Mixer_MidiOut::stop_track(void)
{
  Mix_HaltMusic();
  if(mixermusic)
  {
    Mix_FreeMusic(mixermusic);
    mixermusic = NULL;
  }
}

//Clean up last track played, freeing memory each time
void Mixer_MidiOut::music_complete_callback(void)
{
  if(mixermusic)
  {
    Mix_FreeMusic(mixermusic);
    mixermusic = NULL;
  }
}

bool  Mixer_MidiOut::is_playing(void)
{
  return Mix_PlayingMusic()!=0;
}

void  Mixer_MidiOut::start_track(XMIDIEventList *event_list,bool repeat)
{
  const char *name = MIDITMPFILE;
  event_list->Write(name);

#if DEBUG
  cerr << "Starting midi sequence with Mixer_MidiOut" << endl;
#endif
  stop_track();

  mixermusic = Mix_LoadMUS(name);
  Mix_PlayMusic(mixermusic, repeat);
  Mix_VolumeMusic(MIX_MAX_VOLUME);  //Balance volume with other music types
}

void  Mixer_MidiOut::start_sfx(XMIDIEventList *event_list)
{
//Defunct?
}

void  Mixer_MidiOut::stop_sfx(void)
{
//Defunct?
}

const char *Mixer_MidiOut::copyright(void)
{
  return "Internal SDL_mixer midi out";
}

---