103 lines
3.2 KiB
C++
103 lines
3.2 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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#include "illusions/illusions.h"
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#include "illusions/resources/soundresource.h"
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#include "illusions/sound.h"
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namespace Illusions {
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// SoundGroupResourceLoader
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void SoundGroupResourceLoader::load(Resource *resource) {
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SoundGroupInstance *soundGroupInstance = new SoundGroupInstance(_vm);
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soundGroupInstance->load(resource);
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resource->_instance = soundGroupInstance;
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}
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bool SoundGroupResourceLoader::isFlag(int flag) {
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return
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flag == kRlfLoadFile/* ||
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flag == kRlfFreeDataAfterLoad*/;
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}
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// SoundEffect
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void SoundEffect::load(Common::SeekableReadStream &stream) {
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_soundEffectId = stream.readUint32LE();
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_looping = stream.readUint16LE() != 0;
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_field6 = stream.readUint16LE();
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_volume = stream.readUint16LE();
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_frequency = stream.readUint16LE();
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stream.skip(32 + 4); // Skip name
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debug(1, "SoundEffect::load() _soundEffectId: %08X, _looping: %d, _field6: %d, _volume: %d, _frequency: %d",
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_soundEffectId, _looping, _field6, _volume, _frequency);
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}
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// SoundGroupResource
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SoundGroupResource::SoundGroupResource()
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: _soundEffects(0) {
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}
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SoundGroupResource::~SoundGroupResource() {
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delete[] _soundEffects;
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}
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void SoundGroupResource::load(byte *data, uint32 dataSize) {
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Common::MemoryReadStream stream(data, dataSize, DisposeAfterUse::NO);
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stream.skip(4);
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_soundEffectsCount = stream.readUint16LE();
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stream.skip(2);
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uint32 soundEffectsOffs = stream.readUint32LE();
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debug(1, "_soundEffectsCount: %d; soundEffectsOffs: %08X", _soundEffectsCount, soundEffectsOffs);
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_soundEffects = new SoundEffect[_soundEffectsCount];
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stream.seek(soundEffectsOffs);
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for (uint i = 0; i < _soundEffectsCount; ++i) {
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_soundEffects[i].load(stream);
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}
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}
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// SoundGroupInstance
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SoundGroupInstance::SoundGroupInstance(IllusionsEngine *vm)
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: _vm(vm), _soundGroupResource(0) {
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}
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void SoundGroupInstance::load(Resource *resource) {
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_soundGroupResource = new SoundGroupResource();
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_soundGroupResource->load(resource->_data, resource->_dataSize);
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for (uint i = 0; i < _soundGroupResource->_soundEffectsCount; ++i) {
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SoundEffect *soundEffect = &_soundGroupResource->_soundEffects[i];
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_vm->_soundMan->loadSound(soundEffect->_soundEffectId, resource->_resId, soundEffect->_looping);
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}
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_resId = resource->_resId;
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}
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void SoundGroupInstance::unload() {
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_vm->_soundMan->unloadSounds(_resId);
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delete _soundGroupResource;
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}
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} // End of namespace Illusions
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