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OpenTTD/src/saveload/object_sl.cpp
T

81 lines
2.8 KiB
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/*
* This file is part of OpenTTD.
* OpenTTD 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, version 2.
* OpenTTD 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 OpenTTD. If not, see <https://www.gnu.org/licenses/old-licenses/gpl-2.0>.
*/
/** @file object_sl.cpp Code handling saving and loading of objects. */
#include "../stdafx.h"
#include "saveload.h"
#include "compat/object_sl_compat.h"
#include "../object_base.h"
#include "../object_map.h"
#include "newgrf_sl.h"
#include "../safeguards.h"
static const SaveLoad _object_desc[] = {
SLE_VAR(Object, location.tile, VarTypes::U32),
SLE_VAR(Object, location.w, VarFileType::U8 | VarMemType::U16),
SLE_VAR(Object, location.h, VarFileType::U8 | VarMemType::U16),
SLE_REF(Object, town, SLRefType::Town),
SLE_VAR(Object, build_date, VarTypes::U32),
SLE_CONDVARNAME(Object, recolour_offset, "colour", VarTypes::U8, SaveLoadVersion::IndustryPlatform, SaveLoadVersion::MaxVersion),
SLE_CONDVAR(Object, view, VarTypes::U8, SaveLoadVersion::NewGRFObjectView, SaveLoadVersion::MaxVersion),
SLE_CONDVAR(Object, type, VarTypes::U16, SaveLoadVersion::ObjectTypeToPool, SaveLoadVersion::MaxVersion),
};
struct OBJSChunkHandler : ChunkHandler {
OBJSChunkHandler() : ChunkHandler('OBJS', ChunkType::Table) {}
void Save() const override
{
SlTableHeader(_object_desc);
/* Write the objects */
for (Object *o : Object::Iterate()) {
SlSetArrayIndex(o->index);
SlObject(o, _object_desc);
}
}
void Load() const override
{
const std::vector<SaveLoad> slt = SlCompatTableHeader(_object_desc, _object_sl_compat);
int index;
while ((index = SlIterateArray()) != -1) {
Object *o = Object::CreateAtIndex(ObjectID(index));
SlObject(o, slt);
}
}
void FixPointers() const override
{
for (Object *o : Object::Iterate()) {
SlObject(o, _object_desc);
if (IsSavegameVersionBefore(SaveLoadVersion::IndustryPlatform) && !IsTileType(o->location.tile, TileType::Object)) {
/* Due to a small bug stale objects could remain. */
delete o;
}
}
}
};
struct OBIDChunkHandler : NewGRFMappingChunkHandler {
OBIDChunkHandler() : NewGRFMappingChunkHandler('OBID', _object_mngr) {}
};
static const OBIDChunkHandler OBID;
static const OBJSChunkHandler OBJS;
static const ChunkHandlerRef object_chunk_handlers[] = {
OBID,
OBJS,
};
extern const ChunkHandlerTable _object_chunk_handlers(object_chunk_handlers);