scummvm/engines/dragons/dragonrms.cpp
2020-05-04 12:35:06 +02:00

85 lines
2.8 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 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/memstream.h"
#include "dragons/dragonrms.h"
#include "dragons/dragonobd.h"
#include "dragons/bigfile.h"
namespace Dragons {
#define DRAGON_RMS_STRUCT_SIZE 0x1c
DragonRMS::DragonRMS(BigfileArchive *bigfileArchive, DragonOBD *dragonOBD) : _dragonOBD(dragonOBD) {
uint32 fileSize;
byte *data = bigfileArchive->load("dragon.rms", fileSize);
Common::SeekableReadStream *readStream = new Common::MemoryReadStream(data, fileSize, DisposeAfterUse::YES);
_count = fileSize / DRAGON_RMS_STRUCT_SIZE;
_rmsObjects = new RMS[_count];
for (int i = 0; i < _count; i++) {
_rmsObjects[i]._field0 = readStream->readSint32LE();
readStream->read(_rmsObjects[i]._sceneName, 4);
_rmsObjects[i]._afterDataLoadScript = readStream->readSint32LE();
_rmsObjects[i]._afterSceneLoadScript = readStream->readSint32LE();
_rmsObjects[i]._beforeLoadScript = readStream->readSint32LE();
_rmsObjects[i]._inventoryBagPosition = readStream->readSint16LE();
_rmsObjects[i]._field16 = readStream->readSint32LE();
_rmsObjects[i]._field1a = readStream->readSint16LE();
}
delete readStream;
}
DragonRMS::~DragonRMS() {
delete[] _rmsObjects;
}
char *DragonRMS::getSceneName(uint32 sceneId) {
return getRMS(sceneId)->_sceneName;
}
byte *DragonRMS::getBeforeSceneDataLoadedScript(uint32 sceneId) {
return _dragonOBD->getObdAtOffset(getRMS(sceneId)->_beforeLoadScript);
}
byte *DragonRMS::getAfterSceneDataLoadedScript(uint32 sceneId) {
return _dragonOBD->getObdAtOffset(getRMS(sceneId)->_afterDataLoadScript);
}
byte *DragonRMS::getAfterSceneLoadedScript(uint32 sceneId) {
return _dragonOBD->getObdAtOffset(getRMS(sceneId)->_afterSceneLoadScript);
}
int16 DragonRMS::getInventoryPosition(uint32 sceneId) {
return getRMS(sceneId)->_inventoryBagPosition;
}
RMS *DragonRMS::getRMS(uint32 sceneId) {
sceneId &= 0x7fff;
assert(sceneId > 1);
assert(sceneId - 2 < _count);
return &_rmsObjects[sceneId - 2];
}
} // End of namespace Dragons