1 files changed, 149 insertions, 0 deletions
diff --git a/engines/saga/sound.cpp b/engines/saga/sound.cpp
new file mode 100644
index 0000000000..37f9cf174f
--- /dev/null
+++ b/engines/saga/sound.cpp
@@ -0,0 +1,149 @@
+/* ScummVM - Scumm Interpreter
+ * Copyright (C) 2004-2006 The ScummVM project
+ *
+ * The ReInherit Engine is (C)2000-2003 by Daniel Balsom.
+ *
+ * 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.
+ *
+ * $URL$
+ * $Id$
+ *
+ */
+#include "saga/saga.h"
+
+#include "saga/sound.h"
+
+#include "sound/audiostream.h"
+#include "sound/mixer.h"
+#include "sound/adpcm.h"
+
+namespace Saga {
+
+Sound::Sound(SagaEngine *vm, Audio::Mixer *mixer, int volume) :
+	_vm(vm), _mixer(mixer), _voxStream(0) {
+
+	for (int i = 0; i < SOUND_HANDLES; i++)
+		_handles[i].type = kFreeHandle;
+
+	setVolume(volume == 10 ? 255 : volume * 25);
+}
+
+Sound::~Sound() {
+	delete _voxStream;
+}
+
+SndHandle *Sound::getHandle() {
+	for (int i = 0; i < SOUND_HANDLES; i++) {
+		if (_handles[i].type == kFreeHandle)
+			return &_handles[i];
+
+		if (!_mixer->isSoundHandleActive(_handles[i].handle)) {
+			_handles[i].type = kFreeHandle;
+			return &_handles[i];
+		}
+	}
+
+	error("Sound::getHandle(): Too many sound handles");
+
+	return NULL;
+}
+
+void Sound::playSoundBuffer(Audio::SoundHandle *handle, SoundBuffer &buffer, int volume, bool loop) {
+	byte flags;
+
+	flags = Audio::Mixer::FLAG_AUTOFREE;
+
+	if (loop)
+		flags |= Audio::Mixer::FLAG_LOOP;
+
+	if (buffer.sampleBits == 16) {
+		flags |= Audio::Mixer::FLAG_16BITS;
+
+		if (!buffer.isBigEndian)
+			flags |= Audio::Mixer::FLAG_LITTLE_ENDIAN;
+	}
+	if (buffer.stereo)
+		flags |= Audio::Mixer::FLAG_STEREO;
+	if (!buffer.isSigned)
+		flags |= Audio::Mixer::FLAG_UNSIGNED;
+
+	_mixer->playRaw(handle, buffer.buffer, buffer.size, buffer.frequency, flags, -1, volume);
+}
+
+void Sound::playSound(SoundBuffer &buffer, int volume, bool loop) {
+	SndHandle *handle = getHandle();
+
+	handle->type = kEffectHandle;
+	playSoundBuffer(&handle->handle, buffer, 2 * volume, loop);
+}
+
+void Sound::pauseSound() {
+	for (int i = 0; i < SOUND_HANDLES; i++)
+		if (_handles[i].type == kEffectHandle)
+			_mixer->pauseHandle(_handles[i].handle, true);
+}
+
+void Sound::resumeSound() {
+	for (int i = 0; i < SOUND_HANDLES; i++)
+		if (_handles[i].type == kEffectHandle)
+			_mixer->pauseHandle(_handles[i].handle, false);
+}
+
+void Sound::stopSound() {
+	for (int i = 0; i < SOUND_HANDLES; i++)
+		if (_handles[i].type == kEffectHandle) {
+			_mixer->stopHandle(_handles[i].handle);
+			_handles[i].type = kFreeHandle;
+		}
+}
+
+void Sound::playVoice(SoundBuffer &buffer) {
+	SndHandle *handle = getHandle();
+
+	handle->type = kVoiceHandle;
+	playSoundBuffer(&handle->handle, buffer, 255, false);
+}
+
+void Sound::pauseVoice() {
+	for (int i = 0; i < SOUND_HANDLES; i++)
+		if (_handles[i].type == kVoiceHandle)
+			_mixer->pauseHandle(_handles[i].handle, true);
+}
+
+void Sound::resumeVoice() {
+	for (int i = 0; i < SOUND_HANDLES; i++)
+		if (_handles[i].type == kVoiceHandle)
+			_mixer->pauseHandle(_handles[i].handle, false);
+}
+
+void Sound::stopVoice() {
+	for (int i = 0; i < SOUND_HANDLES; i++)
+		if (_handles[i].type == kVoiceHandle) {
+			_mixer->stopHandle(_handles[i].handle);
+			_handles[i].type = kFreeHandle;
+		}
+}
+
+void Sound::stopAll() {
+	stopVoice();
+	stopSound();
+}
+
+void Sound::setVolume(int volume) {
+	_mixer->setVolumeForSoundType(Audio::Mixer::kSFXSoundType, volume);
+	_mixer->setVolumeForSoundType(Audio::Mixer::kSpeechSoundType, volume);
+}
+
+} // End of namespace Saga