Restructured sound code

svn-id: r31937

1 files changed, 135 insertions, 0 deletions

diff --git a/engines/gob/sound/sound.h b/engines/gob/sound/sound.h
new file mode 100644
index 0000000000..81b48688c4
--- /dev/null
+++ b/engines/gob/sound/sound.h
@@ -0,0 +1,135 @@
+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * $URL$
+ * $Id$
+ *
+ */
+
+#ifndef GOB_SOUND_SOUND_H
+#define GOB_SOUND_SOUND_H
+
+#include "gob/sound/sounddesc.h"
+#include "gob/sound/pcspeaker.h"
+#include "gob/sound/soundblaster.h"
+#include "gob/sound/adlib.h"
+#include "gob/sound/infogrames.h"
+#include "gob/sound/cdrom.h"
+
+namespace Gob {
+
+class Sound {
+public:
+	static const int kSoundsCount = 60;
+
+	Sound(GobEngine *vm);
+	~Sound();
+
+	static void convToSigned(byte *buffer, int length);
+
+	// Samples
+	SoundDesc *sampleGetBySlot(int slot);
+	const SoundDesc *sampleGetBySlot(int slot) const;
+	int sampleGetNextFreeSlot() const;
+
+	bool sampleLoad(SoundDesc *sndDesc, const char *fileName);
+	void sampleFree(SoundDesc *sndDesc, bool noteAdlib = false, int index = -1);
+
+
+	// SoundBlaster
+	void blasterPlay(SoundDesc *sndDesc, int16 repCount,
+			int16 frequency, int16 fadeLength = 0);
+	void blasterStop(int16 fadeLength, SoundDesc *sndDesc = 0);
+
+	void blasterPlayComposition(int16 *composition, int16 freqVal,
+			SoundDesc *sndDescs = 0, int8 sndCount = kSoundsCount);
+	void blasterStopComposition();
+
+	char blasterPlayingSound() const;
+
+	void blasterSetRepeating(int32 repCount);
+	void blasterWaitEndPlay(bool interruptible = false, bool stopComp = true);
+
+
+	// PCSpeaker
+	void speakerOn(int16 frequency, int32 length = -1);
+	void speakerOff();
+	void speakerOnUpdate(uint32 millis);
+
+
+	// AdLib
+	bool adlibLoad(const char *fileName);
+	bool adlibLoad(byte *data, uint32 size, int index = -1);
+	void adlibUnload();
+
+	void adlibPlayTrack(const char *trackname);
+	void adlibPlayBgMusic();
+
+	void adlibPlay();
+	void adlibStop();
+
+	bool adlibIsPlaying() const;
+
+	int adlibGetIndex() const;
+	bool adlibGetRepeating() const;
+
+	void adlibSetRepeating(int32 repCount);
+
+
+	// Infogrames
+	bool infogramesLoadInstruments(const char *fileName);
+	bool infogramesLoadSong(const char *fileName);
+
+	void infogramesPlay();
+	void infogramesStop();
+
+
+	// CD-ROM
+	void cdLoadLIC(const char *fname);
+	void cdUnloadLIC();
+
+	void cdPlayBgMusic();
+	void cdPlayMultMusic();
+
+	void cdPlay(const char *trackName);
+	void cdStop();
+
+	bool cdIsPlaying() const;
+
+	int32 cdGetTrackPos(const char *keyTrack = 0) const;
+	const char *cdGetCurrentTrack() const;
+
+	void cdTest(int trySubst, const char *label);
+
+private:
+	GobEngine *_vm;
+
+	SoundDesc _sounds[kSoundsCount];
+
+	PCSpeaker *_pcspeaker;
+	SoundBlaster *_blaster;
+	AdLib *_adlib;
+	Infogrames *_infogrames;
+	CDROM *_cdrom;
+};
+
+} // End of namespace Gob
+
+#endif // GOB_SOUND_H