HUGO: Adding engine to the main tree

svn-id: r52137

1 files changed, 189 insertions, 0 deletions

diff --git a/engines/hugo/sound.cpp b/engines/hugo/sound.cpp
new file mode 100755
index 0000000000..3673bda7a6
--- /dev/null
+++ b/engines/hugo/sound.cpp
@@ -0,0 +1,189 @@
+/* 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.
+ *
+ * $URL$
+ * $Id$
+ *
+ */
+
+/*
+ * This code is based on original Hugo Trilogy source code
+ *
+ * Copyright (c) 1989-1995 David P. Gray
+ *
+ */
+
+/* sound.c - sound effects and music support */
+
+#include "common/system.h"
+
+#include "sound/decoders/raw.h"
+#include "sound/audiostream.h"
+
+#include "hugo/hugo.h"
+#include "hugo/game.h"
+#include "hugo/file.h"
+#include "hugo/sound.h"
+
+namespace Hugo {
+
+uint16 SeqID;                                       // Device id of (MIDI) sequencer
+uint16 SeqVolID;                                    // Low level id to set midi volume
+uint16 WavID = 0;                                   // Device id of waveaudio
+
+//HWAVEOUT hwav;                                    // Handle of waveaudio
+//LPWAVEHDR lphdr;                                  // WaveOut structure ptr
+
+SoundHandler::SoundHandler(HugoEngine &vm) : _vm(vm) {
+}
+
+void SoundHandler::setMusicVolume() {
+	/* Set the FM music volume from config.mvolume (0..100%) */
+	warning("STUB: setMusicVolume()");
+
+	// uint32 dwVolume;
+	//
+	// if (config.music) {
+	//  dwVolume = config.mvolume * 0xffffL / 100;  // Convert % to 0..0xffff
+	//  dwVolume |= dwVolume << 16;                 // Set volume in both stereo words
+	//  midiOutSetVolume(SeqVolID, dwVolume);
+	// }
+}
+
+void SoundHandler::stopSound() {
+	/* Stop any sound that might be playing */
+	warning("STUB: stopSound()");
+
+	// waveOutReset(hwav);
+	// waveOutUnprepareHeader(hwav, lphdr, sizeof(WAVEHDR));
+}
+
+void SoundHandler::stopMusic() {
+	/* Stop any tune that might be playing */
+	warning("STUB: stopMusic()");
+	//mciSendCommand(SeqID, MCI_CLOSE, MCI_WAIT, 0);
+}
+
+void SoundHandler::toggleMusic() {
+// Turn music on and off
+	if (_config.musicFl)
+		stopMusic();
+	_config.musicFl = !_config.musicFl;
+	initSound(RESET);
+}
+
+void SoundHandler::toggleSound() {
+// Turn digitized sound on and off
+	_config.soundFl = !_config.soundFl;
+	initSound(RESET);
+}
+
+void SoundHandler::playMIDI(sound_pt seq_p, uint16 size) {
+// Write supplied midi data to a temp file for MCI interface
+// If seq_p is NULL, delete temp file
+
+	warning("STUB: playMIDI()");
+}
+
+
+void SoundHandler::playMusic(int16 tune) {
+	/* Read a tune sequence from the sound database and start playing it */
+	sound_pt seqPtr;                                // Sequence data from file
+	uint16 size;                                    // Size of sequence data
+
+	if (_config.musicFl) {
+		_vm.getGameStatus().song = tune;
+		seqPtr = _vm.file().getSound(tune, &size);
+		playMIDI(seqPtr, size);
+	}
+}
+
+
+void SoundHandler::playSound(int16 sound, stereo_t channel, byte priority) {
+	/* Produce various sound effects on supplied stereo channel(s) */
+	/* Override currently playing sound only if lower or same priority */
+
+	// uint32 dwVolume;                             // Left, right volume of sound
+	sound_pt sound_p;                               // Sound data
+	uint16 size;                                    // Size of data
+	static byte curPriority = 0;                    // Priority of currently playing sound
+	//
+	/* Sound disabled */
+	if (!_config.soundFl || !_vm._mixer->isReady())
+		return;
+	//
+	// // See if last wave still playing - if so, check priority
+	// if (waveOutUnprepareHeader(hwav, lphdr, sizeof(WAVEHDR)) == WAVERR_STILLPLAYING)
+	//  if (priority < curPriority)                 // Don't override unless priority >= current
+	//      return;
+	//  else
+	//      Stop_sound();
+	curPriority = priority;
+	//
+	/* Get sound data */
+	if ((sound_p = _vm.file().getSound(sound, &size)) == NULL)
+		return;
+
+	Audio::AudioStream *stream = Audio::makeRawStream(sound_p, size, 11025, Audio::FLAG_UNSIGNED);
+	_vm._mixer->playStream(Audio::Mixer::kSpeechSoundType, &_soundHandle, stream);
+
+}
+
+void SoundHandler::initSound(inst_t action) {
+	/* Initialize for MCI sound and midi */
+
+	warning("STUB: initSound()");
+}
+
+void SoundHandler::pauseSound(bool activeFl, int hTask) {
+// Pause and restore music, sound on losing activity to hTask
+// Don't stop music if we are parent of new task, i.e. WinHelp()
+// or config.music_bkg is TRUE.
+
+//TODO: Is 'hTask' still useful ?
+
+	static bool firstFl = true;
+	static bool musicFl, soundFl;
+
+	if (firstFl) {
+		firstFl = false;
+		musicFl = _config.musicFl;
+		soundFl = _config.soundFl;
+	}
+
+	// Kill or restore music, sound
+	if (activeFl) { // Remember states, reset WinHelp flag
+		_config.musicFl = musicFl;
+		_config.soundFl = soundFl;
+		_vm.getGameStatus().helpFl = false;
+	} else {    // Store states and disable
+		musicFl = _config.musicFl;
+		soundFl = _config.soundFl;
+
+		// Don't disable music during WinHelp() or config.music_bkg
+		if (!_vm.getGameStatus().helpFl && !_config.backgroundMusicFl) {
+			_config.musicFl = false;
+			_config.soundFl = false;
+		}
+	}
+	initSound(RESET);
+}
+
+} // end of namespace Hugo