ILLUSIONS: Add SoundMan and MusicPlayer

- Add remaining screen shake effects
- Implement Chinese dialog puzzle in Duckman

1 files changed, 101 insertions, 0 deletions

diff --git a/engines/illusions/sound.cpp b/engines/illusions/sound.cpp
new file mode 100644
index 0000000000..632b842d6f
--- /dev/null
+++ b/engines/illusions/sound.cpp
@@ -0,0 +1,101 @@
+/* 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.
+ *
+ */
+
+#include "illusions/illusions.h"
+#include "illusions/sound.h"
+
+namespace Illusions {
+
+// MusicPlayer
+
+MusicPlayer::MusicPlayer(Audio::Mixer *mixer)
+	: _mixer(mixer), _musicId(0), _flags(0) {
+	_flags = 1; // TODO?
+}
+
+MusicPlayer::~MusicPlayer() {
+}
+
+void MusicPlayer::play(uint32 musicId, bool looping, int16 volume, int16 pan) {
+	debug("MusicPlayer::play(%08X)", musicId);
+	if (_flags & 1) {
+		stop();
+		_musicId = musicId;
+		Common::String filename = Common::String::format("%08x.wav", _musicId);
+		_flags |= 2;
+		_flags &= ~4;
+		if (looping) {
+			_flags |= 8;
+		} else {
+			_flags &= ~8;
+		}
+		Common::File *fd = new Common::File();
+		fd->open(filename);
+		Audio::AudioStream *audioStream = Audio::makeLoopingAudioStream(Audio::makeWAVStream(fd, DisposeAfterUse::YES), looping ? 0 : 1);
+		_mixer->playStream(Audio::Mixer::kMusicSoundType, &_soundHandle, audioStream, -1, volume, pan);
+	}
+}
+
+void MusicPlayer::stop() {
+	debug("MusicPlayer::stop()");
+	if ((_flags & 1) && (_flags & 2)) {
+		if (_mixer->isSoundHandleActive(_soundHandle))
+			_mixer->stopHandle(_soundHandle);
+		_flags &= ~2;
+		_flags &= ~4;
+		_flags &= ~8;
+		_musicId = 0;
+	}
+}
+
+bool MusicPlayer::isPlaying() {
+	return (_flags & 1) && (_flags & 2) && _mixer->isSoundHandleActive(_soundHandle);
+}
+
+// SoundMan
+
+SoundMan::SoundMan(IllusionsEngine *vm)
+	: _vm(vm), _musicNotifyThreadId(0) {
+	_musicPlayer = new MusicPlayer(_vm->_mixer);
+}
+
+SoundMan::~SoundMan() {
+	delete _musicPlayer;
+}
+
+void SoundMan::update() {
+	// TODO voc_testCued();
+	if (_musicNotifyThreadId && !_musicPlayer->isPlaying())
+		_vm->notifyThreadId(_musicNotifyThreadId);
+}
+
+void SoundMan::playMusic(uint32 musicId, int16 type, int16 volume, int16 pan, uint32 notifyThreadId) {
+	_vm->notifyThreadId(_musicNotifyThreadId);
+	_musicPlayer->play(musicId, type == 2, volume, pan);
+	_musicNotifyThreadId = notifyThreadId;
+}
+
+void SoundMan::stopMusic() {
+	_musicPlayer->stop();
+}
+
+} // End of namespace Illusions