src/saveload/autoreplace_sl.cpp

   1 /*
   2  * This file is part of OpenTTD.
   3  * 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.
   4  * 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.
   5  * 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/>.
   6  */
   7
   8 /** @file autoreplace_sl.cpp Code handling saving and loading of autoreplace rules */
   9
  10 #include "../stdafx.h"
  11
  12 #include "saveload.h"
  13 #include "compat/autoreplace_sl_compat.h"
  14
  15 #include "../autoreplace_base.h"
  16
  17 #include "../safeguards.h"
  18
  19 static const SaveLoad _engine_renew_desc[] = {
  20             SLE_VAR(EngineRenew, from,     SLE_UINT16),
  21             SLE_VAR(EngineRenew, to,       SLE_UINT16),
  22
  23             SLE_REF(EngineRenew, next,     REF_ENGINE_RENEWS),
  24         SLE_CONDVAR(EngineRenew, group_id, SLE_UINT16, SLV_60, SL_MAX_VERSION),
  25         SLE_CONDVAR(EngineRenew, replace_when_old, SLE_BOOL, SLV_175, SL_MAX_VERSION),
  26 };
  27
  28 struct ERNWChunkHandler : ChunkHandler {
  29         ERNWChunkHandler() : ChunkHandler('ERNW', CH_TABLE) {}
  30
  31         void Save() const override
  32         {
  33                 SlTableHeader(_engine_renew_desc);
  34
  35                 for (EngineRenew *er : EngineRenew::Iterate()) {
  36                         SlSetArrayIndex(er->index);
  37                         SlObject(er, _engine_renew_desc);
  38                 }
  39         }
  40
  41         void Load() const override
  42         {
  43                 const std::vector<SaveLoad> slt = SlCompatTableHeader(_engine_renew_desc, _engine_renew_sl_compat);
  44
  45                 int index;
  46
  47                 while ((index = SlIterateArray()) != -1) {
  48                         EngineRenew *er = new (index) EngineRenew();
  49                         SlObject(er, slt);
  50
  51                         /* Advanced vehicle lists, ungrouped vehicles got added */
  52                         if (IsSavegameVersionBefore(SLV_60)) {
  53                                 er->group_id = ALL_GROUP;
  54                         } else if (IsSavegameVersionBefore(SLV_71)) {
  55                                 if (er->group_id == DEFAULT_GROUP) er->group_id = ALL_GROUP;
  56                         }
  57                 }
  58         }
  59
  60         void FixPointers() const override
  61         {
  62                 for (EngineRenew *er : EngineRenew::Iterate()) {
  63                         SlObject(er, _engine_renew_desc);
  64                 }
  65         }
  66 };
  67
  68 static const ERNWChunkHandler ERNW;
  69 static const ChunkHandlerRef autoreplace_chunk_handlers[] = {
  70         ERNW,
  71 };
  72
  73 extern const ChunkHandlerTable _autoreplace_chunk_handlers(autoreplace_chunk_handlers);