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imuse.h

/* ScummVM - Scumm Interpreter
 * Copyright (C) 2001  Ludvig Strigeus
 * Copyright (C) 2001-2004 The ScummVM project
 *
 * 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.
 *
 * $Header: /cvsroot/scummvm/scummvm/scumm/imuse.h,v 1.56 2004/12/03 13:17:57 eriktorbjorn Exp $
 *
 */

#ifndef IMUSE_H
#define IMUSE_H

#include "common/scummsys.h"
#include "common/system.h"
#include "scumm/music.h"

class MidiDriver;
class OSystem;

namespace Scumm {

class IMuseInternal;
class ScummEngine;
class Serializer;

class IMuse : public MusicEngine {
private:
      OSystem *_system;
      IMuseInternal *_target;
      mutable OSystem::MutexRef _mutex;

      IMuse(OSystem *system, IMuseInternal *target);
      void in() const;
      void out() const;

public:
      ~IMuse();

      enum {
            PROP_TEMPO_BASE,
            PROP_NATIVE_MT32,
            PROP_LIMIT_PLAYERS,
            PROP_RECYCLE_PLAYERS,
            PROP_DIRECT_PASSTHROUGH
      };

      void on_timer(MidiDriver *midi);
      void pause(bool paused);
      int save_or_load(Serializer *ser, ScummEngine *scumm);
      void setMusicVolume(int vol);
      void startSound(int sound);
      void stopSound(int sound);
      void stopAllSounds();
      int getSoundStatus(int sound) const;
      bool get_sound_active(int sound) const;
      int getMusicTimer() const;
      int32 doCommand (int a, int b, int c, int d, int e, int f, int g, int h);
      int32 doCommand (int numargs, int args[]);
      int clear_queue();
      void setBase(byte **base);
      uint32 property(int prop, uint32 value);
      void terminate();

      // Factory methods
      static IMuse *create(OSystem *syst, MidiDriver *nativeMidiDriver, MidiDriver *adlibMidiDriver);
};

} // End of namespace Scumm

#endif

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