TITANIC: Added sound methods to CGameObject

2 files changed, 112 insertions, 9 deletions

diff --git a/engines/titanic/core/game_object.cpp b/engines/titanic/core/game_object.cpp
index 6cd9db7056..73e3511319 100644
--- a/engines/titanic/core/game_object.cpp
+++ b/engines/titanic/core/game_object.cpp
@@ -437,8 +437,53 @@ bool CGameObject::isSoundActive(int handle) const {
 	return false;
 }
 
-void CGameObject::soundFn2(const CString &resName, int v1, int v2, int v3, int handleIndex) {
-	warning("TODO: CGameObject::soundFn2");
+void CGameObject::playGlobalSound(const CString &resName, int mode, bool initialMute, bool repeated, int handleIndex) {
+	if (handleIndex < 0 || handleIndex > 3)
+		return;
+	CGameManager *gameManager = getGameManager();
+	if (!gameManager)
+		return;
+
+	// Preload the file, and stop any existing sound using the given slot
+	CSound &sound = gameManager->_sound;
+	g_vm->_filesManager->preload(resName);
+	if (_soundHandles[handleIndex] != -1) {
+		sound.stopSound(_soundHandles[handleIndex]);
+		_soundHandles[handleIndex] = -1;
+	}
+
+	// If no new name specified, then exit
+	if (resName.empty())
+		return;
+
+	uint newVolume = sound._soundManager.getModeVolume(mode);
+	uint volume = initialMute ? 0 : newVolume;
+
+	CProximity prox;
+	prox._channelVolume = newVolume;
+	prox._repeated = repeated;
+
+	switch (handleIndex) {
+	case 0:
+		prox._channel = 6;
+		break;
+	case 1:
+		prox._channel = 7;
+		break;
+	case 2:
+		prox._channel = 8;
+		break;
+	case 3:
+		prox._channel = 9;
+		break;
+	default:
+		break;
+	}
+
+	_soundHandles[handleIndex] = sound.playSound(resName, prox);
+
+	if (_soundHandles[handleIndex])
+		sound.setVolume(_soundHandles[handleIndex], newVolume, 2);
 }
 
 void CGameObject::setSoundVolume(uint handle, uint percent, uint seconds) {
@@ -449,12 +494,47 @@ void CGameObject::setSoundVolume(uint handle, uint percent, uint seconds) {
 	}
 }
 
-void CGameObject::soundFn4(int v1, int v2, int v3) {
+void CGameObject::stopGlobalSound(bool transition, int handleIndex) {
+	CGameManager *gameManager = getGameManager();
+	if (!gameManager)
+		return;
+	CSound &sound = gameManager->_sound;
+
+	if (handleIndex == -1) {
+		for (int idx = 0; idx < 3; ++idx) {
+			if (_soundHandles[idx] != -1) {
+				sound.setVolume(_soundHandles[idx], 0, transition ? 1 : 0);
+				sound.setCanFree(_soundHandles[idx]);
+				_soundHandles[idx] = -1;
+			}
+		}
+	} else if (handleIndex >= 0 && handleIndex <= 2 && _soundHandles[handleIndex] != -1) {
+		if (transition) {
+			// Transitioning to silent over 1 second
+			sound.setVolume(_soundHandles[handleIndex], 0, 1);
+			sleep(1000);
+		}
+
+		sound.stopSound(_soundHandles[handleIndex]);
+		_soundHandles[handleIndex] = -1;
+	}
 	warning("CGameObject::soundFn4");
 }
 
-void CGameObject::soundFn5(int v1, int v2, int v3) {
-	warning("CGameObject::soundFn5");
+void CGameObject::setGlobalSoundVolume(int mode, uint seconds, int handleIndex) {
+	CGameManager *gameManager = getGameManager();
+	if (!gameManager)
+		return;
+	CSound &sound = gameManager->_sound;
+
+	if (handleIndex == -1) {
+		// Iterate through calling the method for each handle
+		for (int idx = 0; idx < 3; ++idx)
+			setGlobalSoundVolume(mode, seconds, idx);
+	} else if (handleIndex >= 0 && handleIndex <= 2 && _soundHandles[handleIndex] != -1) {
+		uint newVolume = sound._soundManager.getModeVolume(mode);
+		sound.setVolume(_soundHandles[handleIndex], newVolume, seconds);
+	}
 }
 
 void CGameObject::sound8(bool flag) const {
diff --git a/engines/titanic/core/game_object.h b/engines/titanic/core/game_object.h
index 7bc5d156fc..fdbbcd6959 100644
--- a/engines/titanic/core/game_object.h
+++ b/engines/titanic/core/game_object.h
@@ -183,11 +183,15 @@ protected:
 
 	/**
 	 * Plays a sound
+	 * @param resName	Filename of sound to play
+	 * @param volume	Volume level
 	 */
 	int playSound(const CString &name, uint volume = 100, int val3 = 0, bool repeated = false);
 
 	/**
 	 * Plays a sound
+	 * @param resName	Filename of sound to play
+	 * @param prox		Proximity object with the sound data
 	 */
 	int playSound(const CString &name, CProximity &prox);
 
@@ -203,8 +207,6 @@ protected:
 	 */
 	bool isSoundActive(int handle) const;
 
-	void soundFn2(const CString &resName, int v1, int v2, int v3, int handleIndex);
-
 	/**
 	 * Sets the volume for a sound
 	 * @param handle	Sound handle
@@ -213,9 +215,30 @@ protected:
 	 */
 	void setSoundVolume(uint handle, uint percent, uint seconds);
 
-	void soundFn4(int v1, int v2, int v3);
+	/**
+	 * Plays a sound, and saves it's handle in the global sound handles list
+	 * @param resName		Filename of sound to play
+	 * @param mode			Volume mode level
+	 * @param initialMute	If set, sound transitions in from mute over 2 seconds
+	 * @param repeated		Flag for repeating sounds
+	 * @param handleIndex	Slot 0 to 3 in the shared sound handle list to store the sound's handle
+	 */
+	void playGlobalSound(const CString &resName, int mode, bool initialMute, bool repeated, int handleIndex);
+
+	/**
+	 * Stops a sound saved in the global sound handle list
+	 * @param transition	If set, the sound transitions to silent before stopping
+	 * @param handleIndex	Index of sound to stop. If -1, all global sounds are stopped
+	 */
+	void stopGlobalSound(bool transition, int handleIndex);
 
-	void soundFn5(int v1, int v2, int v3);
+	/**
+	 * Updates the volume for a global sound based on the specified mode's volume
+	 * @param mode			Volume level mode
+	 * @param seconds		Number of seconds to transition to new volume
+	 * @param handleIndex	Index of global sound to update. If -1, all global sounds are updated
+	 */
+	void setGlobalSoundVolume(int mode, uint seconds, int handleIndex);
 
 	void sound8(bool flag) const;