mirror of
https://github.com/libretro/scummvm.git
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141 lines
3.6 KiB
C++
141 lines
3.6 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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*
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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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*
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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 "pink/pink.h"
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namespace Pink {
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void ObjectDescription::load(Common::File &file) {
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file.read(name, sizeof(name));
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objectsOffset = file.readUint32LE();
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/* objectsCount = */ file.readUint32LE();
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resourcesOffset = file.readUint32LE();
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resourcesCount = file.readUint32LE();
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}
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void ResourceDescription::load(Common::File &file) {
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file.read(name, sizeof(name));
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offset = file.readUint32LE();
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size = file.readUint32LE();
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inBro = (bool)file.readUint16LE();
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}
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OrbFile::OrbFile()
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: File(), _timestamp(0),
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_tableSize(0),
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_table(nullptr) {}
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OrbFile::~OrbFile() {
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delete[] _table;
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}
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bool OrbFile::open(const Common::String &name) {
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if (!File::open(name) || readUint32BE() != MKTAG('O', 'R', 'B', '\0'))
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return false;
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uint16 minor = readUint16LE();
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uint16 major = readUint16LE();
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if (major != kOrbMajorVersion || minor != kOrbMinorVersion)
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return false;
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if (!(_timestamp = readUint32LE()))
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return false;
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uint32 tableOffset = readUint32LE();
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_tableSize = readUint32LE();
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_table = new ObjectDescription[_tableSize];
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seek(tableOffset);
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for (uint i = 0; i < _tableSize; ++i) {
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_table[i].load(*this);
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}
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return true;
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}
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void OrbFile::loadGame(PinkEngine *game) {
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seekToObject(kPinkGame);
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Archive archive(this);
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archive.mapObject(reinterpret_cast<Object *>(game)); // hack
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game->load(archive);
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}
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void OrbFile::loadObject(Object *obj, const Common::String &name) {
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seekToObject(name.c_str());
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Archive archive(this);
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obj->load(archive);
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}
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void OrbFile::loadObject(Object *obj, ObjectDescription *objDesc) {
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seek(objDesc->objectsOffset);
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Archive archive(this);
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obj->load(archive);
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}
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static int objDescComp(const void *a, const void *b) {
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return scumm_stricmp((const char *)a, (const char *)b);
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}
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ObjectDescription *OrbFile::getObjDesc(const char *name) {
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ObjectDescription *desc = (ObjectDescription *)bsearch(name, _table, _tableSize, sizeof(ObjectDescription), objDescComp);
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assert(desc != nullptr);
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return desc;
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}
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ResourceDescription *OrbFile::createResDescTable(ObjectDescription *objDesc) {
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ResourceDescription *table = new ResourceDescription[objDesc->resourcesCount];
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seek(objDesc->resourcesOffset);
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for (uint i = 0; i < objDesc->resourcesCount; ++i) {
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table[i].load(*this);
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}
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return table;
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}
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void OrbFile::seekToObject(const char *name) {
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ObjectDescription *desc = getObjDesc(name);
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seek(desc->objectsOffset);
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}
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bool BroFile::open(const Common::String &name) {
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if (!File::open(name) || readUint32BE() != MKTAG('B', 'R', 'O', '\0'))
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return false;
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uint16 minor = readUint16LE();
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uint16 major = readUint16LE();
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if (major != kBroMajorVersion || minor != kBroMinorVersion)
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return false;
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_timestamp = readUint32LE();
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return true;
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}
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} // End of namespace Pink
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