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86 lines
2.3 KiB
C++
86 lines
2.3 KiB
C++
/* ScummVM - Scumm Interpreter
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* Copyright (C) 2001 Ludvig Strigeus
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* Copyright (C) 2001-2006 The ScummVM project
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* $URL$
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* $Id$
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*
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*/
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#ifndef IMUSE_H
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#define IMUSE_H
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#include "common/scummsys.h"
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#include "common/mutex.h"
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#include "scumm/music.h"
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class MidiDriver;
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class OSystem;
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namespace Scumm {
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class IMuseInternal;
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class Player;
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class ScummEngine;
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class Serializer;
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typedef void (*sysexfunc) (Player *, const byte *, uint16);
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/**
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* iMuse implementation interface.
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* MusicEngine derivative for state-tracked, interactive,
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* persistent event-based music playback and control.
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* This class serves as an interface to actual implementations
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* so that client code is not exposed to the details of
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* any specific implementation.
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*/
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class IMuse : public MusicEngine {
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public:
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enum {
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PROP_TEMPO_BASE,
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PROP_NATIVE_MT32,
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PROP_GS,
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PROP_LIMIT_PLAYERS,
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PROP_RECYCLE_PLAYERS,
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PROP_DIRECT_PASSTHROUGH,
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PROP_GAME_ID
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};
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public:
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virtual void on_timer(MidiDriver *midi) = 0;
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virtual void pause(bool paused) = 0;
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virtual int save_or_load(Serializer *ser, ScummEngine *scumm) = 0;
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virtual bool get_sound_active(int sound) const = 0;
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virtual int32 doCommand(int numargs, int args[]) = 0;
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virtual int clear_queue() = 0;
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virtual void setBase(byte **base) = 0;
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virtual uint32 property(int prop, uint32 value) = 0;
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virtual void addSysexHandler (byte mfgID, sysexfunc handler) = 0;
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public:
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// MusicEngine base class methods.
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// Not actually redefined here because none are implemented.
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public:
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// Factory methods
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static IMuse *create(OSystem *syst, MidiDriver *nativeMidiDriver, MidiDriver *adlibMidiDriver);
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};
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} // End of namespace Scumm
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#endif
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