[Scummvm-cvs-logs] SF.net SVN: scummvm:[54514] scummvm/trunk/engines/mohawk

[mthreepwood at users.sourceforge.net]

Revision: 54514
          http://scummvm.svn.sourceforge.net/scummvm/?rev=54514&view=rev
Author:   mthreepwood
Date:     2010-11-27 21:36:04 +0000 (Sat, 27 Nov 2010)

Log Message:
-----------
MOHAWK: Add an isPlaying() and stopSound(id) function to Sound (for LB and others)

Modified Paths:
--------------
    scummvm/trunk/engines/mohawk/sound.cpp
    scummvm/trunk/engines/mohawk/sound.h

Modified: scummvm/trunk/engines/mohawk/sound.cpp
===================================================================
--- scummvm/trunk/engines/mohawk/sound.cpp	2010-11-27 18:46:12 UTC (rev 54513)
+++ scummvm/trunk/engines/mohawk/sound.cpp	2010-11-27 21:36:04 UTC (rev 54514)
@@ -38,12 +38,6 @@
 Sound::Sound(MohawkEngine* vm) : _vm(vm) {
 	_midiDriver = NULL;
 	_midiParser = NULL;
-
-	for (uint32 i = 0; i < _handles.size(); i++) {
-		_handles[i].handle = Audio::SoundHandle();
-		_handles[i].type = kFreeHandle;
-	}
-
 	initMidi();
 }
 
@@ -81,6 +75,7 @@
 
 	SndHandle *handle = getHandle();
 	handle->type = kUsedHandle;
+	handle->id = id;
 
 	Audio::AudioStream *audStream = NULL;
 
@@ -485,6 +480,7 @@
 
 		if (!_vm->_mixer->isSoundHandleActive(_handles[i].handle)) {
 			_handles[i].type = kFreeHandle;
+			_handles[i].id = 0;
 			return &_handles[i];
 		}
 	}
@@ -493,6 +489,7 @@
 	SndHandle handle;
 	handle.handle = Audio::SoundHandle();
 	handle.type = kFreeHandle;
+	handle.id = 0;
 	_handles.push_back(handle);
 
 	return &_handles[_handles.size() - 1];
@@ -503,9 +500,19 @@
 		if (_handles[i].type == kUsedHandle) {
 			_vm->_mixer->stopHandle(_handles[i].handle);
 			_handles[i].type = kFreeHandle;
+			_handles[i].id = 0;
 		}
 }
 
+void Sound::stopSound(uint16 id) {
+	for (uint32 i = 0; i < _handles.size(); i++)
+		if (_handles[i].type == kUsedHandle && _handles[i].id == id) {
+			_vm->_mixer->stopHandle(_handles[i].handle);
+			_handles[i].type = kFreeHandle;
+			_handles[i].id = 0;
+		}
+}
+
 void Sound::pauseSound() {
 	for (uint32 i = 0; i < _handles.size(); i++)
 		if (_handles[i].type == kUsedHandle)
@@ -518,4 +525,12 @@
 			_vm->_mixer->pauseHandle(_handles[i].handle, false);
 }
 
+bool Sound::isPlaying(uint16 id) {
+	for (uint32 i = 0; i < _handles.size(); i++)
+		if (_handles[i].type == kUsedHandle && _handles[i].id == id)
+			return _vm->_mixer->isSoundHandleActive(_handles[i].handle);
+
+	return false;
+}
+
 } // End of namespace Mohawk

Modified: scummvm/trunk/engines/mohawk/sound.h
===================================================================
--- scummvm/trunk/engines/mohawk/sound.h	2010-11-27 18:46:12 UTC (rev 54513)
+++ scummvm/trunk/engines/mohawk/sound.h	2010-11-27 21:36:04 UTC (rev 54514)
@@ -65,6 +65,7 @@
 struct SndHandle {
 	Audio::SoundHandle handle;
 	SndHandleType type;
+	uint16 id;
 };
 
 struct SLSTSndHandle {
@@ -122,8 +123,10 @@
 	void playSoundBlocking(uint16 id, byte volume = Audio::Mixer::kMaxChannelVolume);
 	void playMidi(uint16 id);
 	void stopSound();
+	void stopSound(uint16 id);
 	void pauseSound();
 	void resumeSound();
+	bool isPlaying(uint16 id);
 
 	// Riven-specific
 	void playSLST(uint16 index, uint16 card);


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