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/* 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 "illusions/illusions.h"
#include "illusions/resources/soundresource.h"
#include "illusions/sound.h"
namespace Illusions {
// SoundGroupResourceLoader
void SoundGroupResourceLoader::load(Resource *resource) {
SoundGroupInstance *soundGroupInstance = new SoundGroupInstance(_vm);
soundGroupInstance->load(resource);
resource->_instance = soundGroupInstance;
}
void SoundGroupResourceLoader::buildFilename(Resource *resource) {
resource->_filename = Common::String::format("%08X.sg", resource->_resId);
}
bool SoundGroupResourceLoader::isFlag(int flag) {
return
flag == kRlfLoadFile/* ||
flag == kRlfFreeDataAfterLoad*/;
}
// SoundEffect
void SoundEffect::load(Common::SeekableReadStream &stream) {
_soundEffectId = stream.readUint32LE();
_looping = stream.readUint16LE() != 0;
_field6 = stream.readUint16LE();
_volume = stream.readUint16LE();
_frequency = stream.readUint16LE();
stream.skip(32 + 4); // Skip name
debug("SoundEffect::load() _soundEffectId: %08X, _looping: %d, _field6: %d, _volume: %d, _frequency: %d",
_soundEffectId, _looping, _field6, _volume, _frequency);
}
// SoundGroupResource
SoundGroupResource::SoundGroupResource()
: _soundEffects(0) {
}
SoundGroupResource::~SoundGroupResource() {
delete[] _soundEffects;
}
void SoundGroupResource::load(byte *data, uint32 dataSize) {
Common::MemoryReadStream stream(data, dataSize, DisposeAfterUse::NO);
stream.skip(4);
_soundEffectsCount = stream.readUint16LE();
stream.skip(2);
uint32 soundEffectsOffs = stream.readUint32LE();
debug("_soundEffectsCount: %d; soundEffectsOffs: %08X", _soundEffectsCount, soundEffectsOffs);
_soundEffects = new SoundEffect[_soundEffectsCount];
stream.seek(soundEffectsOffs);
for (uint i = 0; i < _soundEffectsCount; ++i)
_soundEffects[i].load(stream);
}
// SoundGroupInstance
SoundGroupInstance::SoundGroupInstance(IllusionsEngine *vm)
: _vm(vm), _soundGroupResource(0) {
}
void SoundGroupInstance::load(Resource *resource) {
_soundGroupResource = new SoundGroupResource();
_soundGroupResource->load(resource->_data, resource->_dataSize);
for (uint i = 0; i < _soundGroupResource->_soundEffectsCount; ++i) {
SoundEffect *soundEffect = &_soundGroupResource->_soundEffects[i];
_vm->_soundMan->loadSound(soundEffect->_soundEffectId, resource->_resId, soundEffect->_looping);
}
_resId = resource->_resId;
}
void SoundGroupInstance::unload() {
_vm->_soundMan->unloadSounds(_resId);
delete _soundGroupResource;
}
} // End of namespace Illusions
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