scummvm/engines/grim/emi/poolsound.cpp
2014-08-14 17:51:08 +03:00

119 lines
2.9 KiB
C++

/* ResidualVM - A 3D game interpreter
*
* ResidualVM 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 "common/str.h"
#include "engines/grim/emi/sound/emisound.h"
#include "engines/grim/emi/poolsound.h"
#include "engines/grim/resource.h"
namespace Grim {
PoolSound::PoolSound() : _filename(""), _loaded(false), _soundId(0) {
}
PoolSound::PoolSound(const Common::String &filename) : _filename(""), _loaded(false), _soundId(0) {
openFile(filename);
}
// Called when the engine restarts or Lua code calls FreeSound
PoolSound::~PoolSound() {
if (_loaded) {
g_emiSound->freeLoadedSound(_soundId);
}
}
void PoolSound::setVolume(int volume) {
if (_loaded) {
g_emiSound->setLoadedSoundVolume(_soundId, volume);
}
}
void PoolSound::setBalance(int balance) {
if (_loaded) {
g_emiSound->setLoadedSoundPan(_soundId, balance);
}
}
void PoolSound::setPosition(Math::Vector3d &pos) {
if (_loaded) {
g_emiSound->setLoadedSoundPosition(_soundId, pos);
}
}
void PoolSound::play(bool looping) {
if (_loaded) {
g_emiSound->playLoadedSound(_soundId, looping);
}
}
void PoolSound::playFrom(const Math::Vector3d &pos, bool looping) {
if (_loaded) {
g_emiSound->playLoadedSoundFrom(_soundId, pos, looping);
}
}
void PoolSound::stop() {
if (_loaded) {
g_emiSound->stopLoadedSound(_soundId);
}
}
int PoolSound::getVolume() {
if (_loaded) {
return g_emiSound->getLoadedSoundVolume(_soundId);
}
return 0;
}
bool PoolSound::isPlaying() {
if (_loaded) {
return g_emiSound->getLoadedSoundStatus(_soundId);
}
return false;
}
void PoolSound::openFile(const Common::String &filename) {
_filename = filename;
_loaded = g_emiSound->loadSfx(filename.c_str(), _soundId);
if (!_loaded) {
warning("Could not open PoolSound file %s", filename.c_str());
}
}
void PoolSound::saveState(SaveGame *state) {
state->writeBool(_loaded);
state->writeLESint32(_soundId);
}
void PoolSound::restoreState(SaveGame *state) {
if (state->saveMinorVersion() >= 21) {
_loaded = state->readBool();
_soundId = state->readLESint32();
} else {
bool hasStream = state->readBool();
if (hasStream)
openFile(state->readString());
}
}
}