69 lines
2.8 KiB
C++
69 lines
2.8 KiB
C++
/*
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* This file is part of OpenTTD.
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* 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.
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* 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.
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* 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 <http://www.gnu.org/licenses/>.
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*/
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/** @file signs_sl.cpp Code handling saving and loading of economy data */
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#include "../stdafx.h"
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#include "../signs_base.h"
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#include "../fios.h"
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#include "saveload.h"
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#include "../safeguards.h"
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/** Description of a sign within the savegame. */
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static const SaveLoad _sign_desc[] = {
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SLE_CONDVAR(Sign, name, SLE_NAME, SL_MIN_VERSION, SLV_84),
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SLE_CONDSSTR(Sign, name, SLE_STR | SLF_ALLOW_CONTROL, SLV_84, SL_MAX_VERSION),
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SLE_CONDVAR(Sign, x, SLE_FILE_I16 | SLE_VAR_I32, SL_MIN_VERSION, SLV_5),
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SLE_CONDVAR(Sign, y, SLE_FILE_I16 | SLE_VAR_I32, SL_MIN_VERSION, SLV_5),
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SLE_CONDVAR(Sign, x, SLE_INT32, SLV_5, SL_MAX_VERSION),
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SLE_CONDVAR(Sign, y, SLE_INT32, SLV_5, SL_MAX_VERSION),
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SLE_CONDVAR(Sign, owner, SLE_UINT8, SLV_6, SL_MAX_VERSION),
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SLE_CONDVAR(Sign, z, SLE_FILE_U8 | SLE_VAR_I32, SL_MIN_VERSION, SLV_164),
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SLE_CONDVAR(Sign, z, SLE_INT32, SLV_164, SL_MAX_VERSION),
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SLE_END()
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};
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/** Save all signs */
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static void Save_SIGN()
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{
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for (Sign *si : Sign::Iterate()) {
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SlSetArrayIndex(si->index);
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SlObject(si, _sign_desc);
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}
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}
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/** Load all signs */
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static void Load_SIGN()
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{
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int index;
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while ((index = SlIterateArray()) != -1) {
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Sign *si = new (index) Sign();
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SlObject(si, _sign_desc);
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/* Before version 6.1, signs didn't have owner.
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* Before version 83, invalid signs were determined by si->str == 0.
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* Before version 103, owner could be a bankrupted company.
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* - we can't use IsValidCompany() now, so this is fixed in AfterLoadGame()
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* All signs that were saved are valid (including those with just 'Sign' and INVALID_OWNER).
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* - so set owner to OWNER_NONE if needed (signs from pre-version 6.1 would be lost) */
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if (IsSavegameVersionBefore(SLV_6, 1) || (IsSavegameVersionBefore(SLV_83) && si->owner == INVALID_OWNER)) {
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si->owner = OWNER_NONE;
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}
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/* Signs placed in scenario editor shall now be OWNER_DEITY */
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if (IsSavegameVersionBefore(SLV_171) && si->owner == OWNER_NONE && _file_to_saveload.abstract_ftype == FT_SCENARIO) {
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si->owner = OWNER_DEITY;
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}
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}
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}
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/** Chunk handlers related to signs. */
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extern const ChunkHandler _sign_chunk_handlers[] = {
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{ 'SIGN', Save_SIGN, Load_SIGN, nullptr, nullptr, CH_ARRAY | CH_LAST},
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};
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