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2026-02-02 04:50:13 +01:00

100 lines
3.0 KiB
C++

/* 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 3 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, see <http://www.gnu.org/licenses/>.
*
*/
#include "illusions/illusions.h"
#include "illusions/resources/midiresource.h"
namespace Illusions {
// MidiGroupResourceLoader
void MidiGroupResourceLoader::load(Resource *resource) {
debug(1, "MidiGroupResourceLoader::load() Loading midi group %08X...", resource->_resId);
MidiGroupInstance *midiGroupInstance = new MidiGroupInstance(_vm);
midiGroupInstance->load(resource);
resource->_instance = midiGroupInstance;
}
bool MidiGroupResourceLoader::isFlag(int flag) {
return
flag == kRlfLoadFile/* ||
flag == kRlfFreeDataAfterLoad*/;
}
// MidiMusic
void MidiMusic::load(Common::SeekableReadStream &stream) {
_musicId = stream.readUint32LE();
_looping = stream.readUint16LE() != 0;
stream.skip(2 + 32 + 4); // Skip unused/unknown values
debug(1, "MidiMusic::load() _musicId: %08X; _looping: %d", _musicId, _looping);
}
// MidiGroupResource
MidiGroupResource::MidiGroupResource()
: _midiMusicCount(0), _midiMusic(nullptr) {
}
MidiGroupResource::~MidiGroupResource() {
delete[] _midiMusic;
}
void MidiGroupResource::load(byte *data, uint32 dataSize) {
Common::MemoryReadStream stream(data, dataSize, DisposeAfterUse::NO);
stream.skip(4);
_midiMusicCount = stream.readUint16LE();
stream.skip(2);
uint32 midiMusicOffs = stream.readUint32LE();
debug("_midiMusicCount: %d; midiMusicOffs: %08X", _midiMusicCount, midiMusicOffs);
_midiMusic = new MidiMusic[_midiMusicCount];
stream.seek(midiMusicOffs);
for (uint i = 0; i < _midiMusicCount; ++i) {
_midiMusic[i].load(stream);
}
}
// MidiGroupInstance
MidiGroupInstance::MidiGroupInstance(IllusionsEngine *vm)
: _vm(vm), _midiGroupResource(nullptr) {
}
void MidiGroupInstance::load(Resource *resource) {
_midiGroupResource = new MidiGroupResource();
_midiGroupResource->load(resource->_data, resource->_dataSize);
for (uint i = 0; i < _midiGroupResource->_midiMusicCount; ++i) {
// TODO
// SoundEffect *soundEffect = &_soundGroupResource->_soundEffects[i];
// _vm->_soundMan->loadSound(soundEffect->_soundEffectId, resource->_resId, soundEffect->_looping);
}
_resId = resource->_resId;
}
void MidiGroupInstance::unload() {
// _vm->_soundMan->unloadSounds(_resId);
delete _midiGroupResource;
}
} // End of namespace Illusions