TITANIC: Start of music player class

10 files changed, 314 insertions, 30 deletions

diff --git a/engines/titanic/sound/music_handler.cpp b/engines/titanic/sound/music_handler.cpp
new file mode 100644
index 0000000000..32277ef031
--- /dev/null
+++ b/engines/titanic/sound/music_handler.cpp
@@ -0,0 +1,40 @@
+/* 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 "titanic/sound/music_handler.h"
+#include "titanic/sound/sound_manager.h"
+#include "titanic/core/project_item.h"
+
+namespace Titanic {
+
+CMusicHandler::CMusicHandler(CProjectItem *project, CSoundManager *soundManager) :
+		_project(project), _soundManager(soundManager),
+		_field124(0) {
+
+}
+
+bool CMusicHandler::isBusy() {
+	// TODO
+	return false;
+}
+
+} // End of namespace Titanic
diff --git a/engines/titanic/sound/music_handler.h b/engines/titanic/sound/music_handler.h
new file mode 100644
index 0000000000..99dcbe8619
--- /dev/null
+++ b/engines/titanic/sound/music_handler.h
@@ -0,0 +1,46 @@
+/* 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.
+ *
+ */
+
+#ifndef TITANIC_MUSIC_HANDLER_H
+#define TITANIC_MUSIC_HANDLER_H
+
+namespace Titanic {
+
+class CProjectItem;
+class CSoundManager;
+
+class CMusicHandler {
+private:
+	CProjectItem *_project;
+	CSoundManager *_soundManager;
+	int _field124;
+public:
+	CMusicHandler(CProjectItem *project, CSoundManager *soundManager);
+
+	bool isBusy();
+
+	void set124(int val) { _field124 = val; }
+};
+
+} // End of namespace Titanic
+
+#endif /* TITANIC_MUSIC_HANDLER_H */
diff --git a/engines/titanic/sound/music_player.cpp b/engines/titanic/sound/music_player.cpp
index fb48ae8378..86ec0dbb22 100644
--- a/engines/titanic/sound/music_player.cpp
+++ b/engines/titanic/sound/music_player.cpp
@@ -21,31 +21,133 @@
  */
 
 #include "titanic/sound/music_player.h"
+#include "titanic/sound/music_room.h"
 
 namespace Titanic {
 
+BEGIN_MESSAGE_MAP(CMusicPlayer, CGameObject)
+	ON_MESSAGE(StartMusicMsg)
+	ON_MESSAGE(StopMusicMsg)
+	ON_MESSAGE(FrameMsg)
+	ON_MESSAGE(EnterRoomMsg)
+	ON_MESSAGE(LeaveRoomMsg)
+	ON_MESSAGE(CreateMusicPlayerMsg)
+	ON_MESSAGE(LoadSuccessMsg)
+END_MESSAGE_MAP()
+
 void CMusicPlayer::save(SimpleFile *file, int indent) {
 	file->writeNumberLine(1, indent);
-	file->writeNumberLine(_fieldBC, indent);
-	file->writeQuotedLine(_string1, indent);
+	file->writeNumberLine(_isActive, indent);
+	file->writeQuotedLine(_stopTarget, indent);
 	file->writeNumberLine(_fieldCC, indent);
-	file->writeNumberLine(_fieldD0, indent);
+	file->writeNumberLine(_musicId, indent);
 
 	CGameObject::save(file, indent);
 }
 
 void CMusicPlayer::load(SimpleFile *file) {
 	file->readNumber();
-	_fieldBC = file->readNumber();
-	_string1 = file->readString();
+	_isActive = file->readNumber();
+	_stopTarget = file->readString();
 	_fieldCC = file->readNumber();
-	_fieldD0 = file->readNumber();
+	_musicId = file->readNumber();
 
 	CGameObject::load(file);
 }
 
+bool CMusicPlayer::StartMusicMsg(CStartMusicMsg *msg) {
+	if (msg->_musicPlayer == this) {
+		if (_isActive) {
+			CStopMusicMsg stopMusicMsg;
+			stopMusicMsg.execute(this);
+		}
+
+		return false;
+	}
+
+	if (!_isActive) {
+		lockMouse();
+
+		CCreateMusicPlayerMsg createMsg;
+		createMsg.execute(this);
+		CSetMusicControlsMsg controlsMsg;
+		controlsMsg.execute(this, nullptr, MSGFLAG_SCAN);
+
+		getMusicRoom()->startMusic(_musicId);
+		_isActive = true;
+	}
+
+	return true;
+}
+
+bool CMusicPlayer::StopMusicMsg(CStopMusicMsg *msg) {
+	if (!_isActive)
+		// Player isn't playing, so ignore message
+		return false;
+
+	// Stop the music
+	CMusicRoom *musicRoom = getMusicRoom();
+	if (musicRoom)
+		musicRoom->stopMusic();
+	_isActive = false;
+
+	CMusicHasStoppedMsg stoppedMsg;
+	stoppedMsg.execute(_stopTarget, nullptr, MSGFLAG_SCAN);
+	return true;
+}
+
+bool CMusicPlayer::FrameMsg(CFrameMsg *msg) {
+	if (_isActive && !CMusicRoom::_musicHandler->isBusy()) {
+		getMusicRoom()->stopMusic();
+		_isActive = false;
+
+		CMusicHasStoppedMsg stoppedMsg;
+		stoppedMsg.execute(_stopTarget);
+	}
+
+	return true;
+}
+
 bool CMusicPlayer::EnterRoomMsg(CEnterRoomMsg *msg) {
-	warning("TODO: CMusicPlayer::handleEvent");
+	addTimer(100);
+	return true;
+}
+
+bool CMusicPlayer::LeaveRoomMsg(CLeaveRoomMsg *msg) {
+	getMusicRoom()->destroyMusicHandler();
+	return true;
+}
+
+bool CMusicPlayer::CreateMusicPlayerMsg(CCreateMusicPlayerMsg *msg) {
+	if (CMusicRoom::_musicHandler) {
+		CMusicRoom::_musicHandler->set124(_fieldCC);
+		return true;
+	}
+
+	CMusicHandler *musicHandler = getMusicRoom()->createMusicHandler();
+	if (musicHandler) {
+		// TODO
+
+		CMusicRoom::_musicHandler->set124(_fieldCC);
+	}
+
+	return true;
+}
+
+bool CMusicPlayer::TimerMsg(CTimerMsg *msg) {
+	CCreateMusicPlayerMsg playerMsg;
+	playerMsg.execute(this);
+	return true;
+}
+
+bool CMusicPlayer::LoadSuccessMsg(CLoadSuccessMsg *msg) {
+	if (_isActive) {
+		CStopMusicMsg stopMsg;
+		stopMsg.execute(this);
+		CStartMusicMsg startMsg;
+		startMsg.execute(this);
+	}
+
 	return true;
 }
 
diff --git a/engines/titanic/sound/music_player.h b/engines/titanic/sound/music_player.h
index a2c495d2eb..3ed1bffdbd 100644
--- a/engines/titanic/sound/music_player.h
+++ b/engines/titanic/sound/music_player.h
@@ -29,16 +29,24 @@
 namespace Titanic {
 
 class CMusicPlayer : public CGameObject {
+	DECLARE_MESSAGE_MAP;
+	bool StartMusicMsg(CStartMusicMsg *msg);
+	bool StopMusicMsg(CStopMusicMsg *msg);
+	bool FrameMsg(CFrameMsg *msg);
 	bool EnterRoomMsg(CEnterRoomMsg *msg);
+	bool LeaveRoomMsg(CLeaveRoomMsg *msg);
+	bool CreateMusicPlayerMsg(CCreateMusicPlayerMsg *msg);
+	bool TimerMsg(CTimerMsg *msg);
+	bool LoadSuccessMsg(CLoadSuccessMsg *msg);
 protected:
-	int _fieldBC;
-	CString _string1;
+	bool _isActive;
+	CString _stopTarget;
 	int _fieldCC;
-	int _fieldD0;
+	int _musicId;
 public:
 	CLASSDEF;
 	CMusicPlayer() : CGameObject(),
-		_fieldBC(0), _fieldCC(0), _fieldD0(100) {}
+		_isActive(false), _fieldCC(0), _musicId(100) {}
 
 	/**
 	 * Save the data for the class to file
diff --git a/engines/titanic/sound/music_room.cpp b/engines/titanic/sound/music_room.cpp
index 593c572277..06cf866811 100644
--- a/engines/titanic/sound/music_room.cpp
+++ b/engines/titanic/sound/music_room.cpp
@@ -20,17 +20,45 @@
  *
  */
 
-#include "titanic/sound/music_room.h"
 #include "common/textconsole.h"
+#include "titanic/sound/music_room.h"
+#include "titanic/sound/sound.h"
+#include "titanic/game_manager.h"
+#include "titanic/titanic.h"
 
 namespace Titanic {
 
+CMusicHandler *CMusicRoom::_musicHandler;
+
 CMusicRoom::CMusicRoom(CGameManager *gameManager) :
 		_gameManager(gameManager) {
+	_sound = &_gameManager->_sound;
+	_items.resize(4);
+}
+
+CMusicRoom::~CMusicRoom() {
+	destroyMusicHandler();
+}
+
+CMusicHandler *CMusicRoom::createMusicHandler() {
+	if (_musicHandler)
+		destroyMusicHandler();
+
+	_musicHandler = new CMusicHandler(_gameManager->_project, &_sound->_soundManager);
+	return _musicHandler;
+}
+
+void CMusicRoom::destroyMusicHandler() {
+	delete _musicHandler;
+	_musicHandler = nullptr;
+}
+
+void CMusicRoom::startMusic(int musicId) {
+	// TODO
 }
 
-void CMusicRoom::preLoad() {
-	warning("TODO: CMusicRoom::preLoad");
+void CMusicRoom::stopMusic() {
+	// TODO
 }
 
 } // End of namespace Titanic
diff --git a/engines/titanic/sound/music_room.h b/engines/titanic/sound/music_room.h
index ce262a2b99..15363ef392 100644
--- a/engines/titanic/sound/music_room.h
+++ b/engines/titanic/sound/music_room.h
@@ -23,20 +23,60 @@
 #ifndef TITANIC_MUSIC_ROOM_H
 #define TITANIC_MUSIC_ROOM_H
 
+#include "common/array.h"
+#include "titanic/sound/music_handler.h"
+
 namespace Titanic {
 
 class CGameManager;
+class CSound;
 
 class CMusicRoom {
+	struct Entry {
+		uint _val1;
+		uint _val2;
+		uint _val3;
+		uint _val4;
+		uint _val5;
+
+		Entry() : _val1(0), _val2(0), _val3(0), _val4(0), _val5(0) {}
+	};
+private:
+	Common::Array<Entry> _items;
+public:
+	static CMusicHandler *_musicHandler;
 public:
 	CGameManager *_gameManager;
+	CSound *_sound;
 public:
 	CMusicRoom(CGameManager *owner);
+	~CMusicRoom();
+
+	/**
+	 * Creates a music handler
+	 */
+	CMusicHandler *createMusicHandler();
+
+	/**
+	 * Destroys and currently active music handler
+	 */
+	void destroyMusicHandler();
+
+	void setItem1(int index, int val) { _items[index]._val1 = val; }
+	void setItem2(int index, int val) { _items[index]._val2 = val; }
+	void setItem3(int index, int val) { _items[index]._val3 = val; }
+	void setItem4(int index, int val) { _items[index]._val4 = val; }
+	void setItem5(int index, int val) { _items[index]._val5 = val; }
+
+	/**
+	 * Start playing a given music number
+	 */
+	void startMusic(int musicId);
 
 	/**
-	 * Called when a game is about to be loaded
+	 * Stop playing music
 	 */
-	void preLoad();
+	void stopMusic();
 };
 
 } // End of namespace Titanic
diff --git a/engines/titanic/sound/sound.cpp b/engines/titanic/sound/sound.cpp
index 9b894e5eca..d86262ae23 100644
--- a/engines/titanic/sound/sound.cpp
+++ b/engines/titanic/sound/sound.cpp
@@ -26,11 +26,6 @@
 
 namespace Titanic {
 
-int CSoundItem::fn1() {
-	// TODO
-	return 0;
-}
-
 CSound::CSound(CGameManager *owner, Audio::Mixer *mixer) : 
 		_gameManager(owner), _soundManager(mixer) {
 	g_vm->_movieManager.setSoundManager(&_soundManager);
@@ -48,11 +43,22 @@ void CSound::preLoad() {
 	_soundManager.preLoad();
 
 	if (_gameManager)
-		_gameManager->_musicRoom.preLoad();
+		_gameManager->_musicRoom.destroyMusicHandler();
 }
 
 void CSound::preEnterView(CViewItem *newView, bool isNewRoom) {
-	warning("CSound::preEnterView");
+	CNodeItem *node = newView->findNode();
+	CRoomItem *room = node->findRoom();
+	double xp, yp, zp;
+	node->getPosition(xp, yp, zp);
+
+	double cosVal = cos(newView->_angle);
+	double sinVal = -sin(newView->_angle);
+
+	// WORKAROUND: The original does a weird call below, doing the room's
+	// (width + height) / 2 and passing it in the isNewRoom field, along with
+	// two extra unused parameters that aren't used
+	_soundManager.setListenerPosition(xp, yp, zp, cosVal, sinVal, 0, isNewRoom);
 }
 
 bool CSound::isActive(int handle) const {
@@ -66,7 +72,7 @@ void CSound::setVolume(uint handle, uint volume, uint seconds) {
 	_soundManager.setVolume(handle, volume, seconds);
 }
 
-void CSound::fn4(CWaveFile *waveFile, int val) {
+void CSound::fn4(CWaveFile *waveFile, int val) {	
 	// TODO
 }
 
diff --git a/engines/titanic/sound/sound.h b/engines/titanic/sound/sound.h
index d11839be0f..b6c77e76b2 100644
--- a/engines/titanic/sound/sound.h
+++ b/engines/titanic/sound/sound.h
@@ -50,8 +50,6 @@ public:
 		_dialogueFileHandle(nullptr), _speechId(0), _field24(0), _field28(0) {}
 	CSoundItem(File *dialogueFile, int speechId) : ListItem(), _waveFile(nullptr),
 		_dialogueFileHandle(dialogueFile), _speechId(speechId), _field24(0), _field28(0) {}
-
-	int fn1();
 };
 
 class CSoundItemList : public List<CSoundItem> {
diff --git a/engines/titanic/sound/wave_file.cpp b/engines/titanic/sound/wave_file.cpp
index 827e2f5586..7093856217 100644
--- a/engines/titanic/sound/wave_file.cpp
+++ b/engines/titanic/sound/wave_file.cpp
@@ -28,6 +28,13 @@
 
 namespace Titanic {
 
+CWaveFile::CWaveFile() : _owner(nullptr), _stream(nullptr), _soundType(SOUND_SFX) {
+}
+
+CWaveFile::CWaveFile(QSoundManager *owner) : _owner(owner), _stream(nullptr),
+		_soundType(SOUND_SFX) {
+}
+
 CWaveFile::~CWaveFile() {
 	if (_stream) {
 		_owner->soundFreed(_soundHandle);
@@ -48,7 +55,8 @@ bool CWaveFile::loadSound(const CString &name) {
 		return false;
 
 	Common::SeekableReadStream *stream = file.readStream();
-	_stream = Audio::makeWAVStream(stream->readStream(stream->size()), DisposeAfterUse::YES);
+	_size = stream->size();
+	_stream = Audio::makeWAVStream(stream->readStream(_size), DisposeAfterUse::YES);
 	_soundType = SOUND_SFX;
 	return true;
 }
@@ -61,7 +69,8 @@ bool CWaveFile::loadSpeech(CDialogueFile *dialogueFile, int speechIndex) {
 	byte *data = (byte *)malloc(res->_size);
 	dialogueFile->read(res, data, res->_size);
 
-	_stream = Audio::makeWAVStream(new Common::MemoryReadStream(data, res->_size, DisposeAfterUse::YES),
+	_size = res->_size;
+	_stream = Audio::makeWAVStream(new Common::MemoryReadStream(data, _size, DisposeAfterUse::YES),
 		DisposeAfterUse::YES);
 	_soundType = SOUND_SPEECH;
 	return true;
diff --git a/engines/titanic/sound/wave_file.h b/engines/titanic/sound/wave_file.h
index 2644b6807a..33b2a8dedf 100644
--- a/engines/titanic/sound/wave_file.h
+++ b/engines/titanic/sound/wave_file.h
@@ -38,19 +38,26 @@ enum SoundType {
 };
 
 class CWaveFile {
+private:
+	uint _size;
 public:
 	QSoundManager *_owner;
 	Audio::AudioStream *_stream;
 	Audio::SoundHandle _soundHandle;
 	SoundType _soundType;
 public:
-	CWaveFile() : _owner(nullptr), _stream(nullptr), _soundType(SOUND_SFX) {}
-	CWaveFile(QSoundManager *owner) : _owner(owner), _stream(nullptr), _soundType(SOUND_SFX) {}
+	CWaveFile();
+	CWaveFile(QSoundManager *owner);
 	~CWaveFile();
 
 	int fn1();
 
 	/**
+	 * Return the size of the wave file
+	 */
+	uint size() const { return _size; }
+
+	/**
 	 * Tries to load the specified wave file sound
 	 */
 	bool loadSound(const CString &name);