/*
* 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 .
*/
/** @file misc_sl.cpp Saving and loading of things that didn't fit anywhere else */
#include "../stdafx.h"
#include "saveload.h"
#include "compat/misc_sl_compat.h"
#include "../timer/timer_game_calendar.h"
#include "../zoom_func.h"
#include "../window_gui.h"
#include "../window_func.h"
#include "../viewport_func.h"
#include "../gfx_func.h"
#include "../core/random_func.hpp"
#include "../fios.h"
#include "../timer/timer.h"
#include "../timer/timer_game_tick.h"
#include "../safeguards.h"
extern TileIndex _cur_tileloop_tile;
extern uint16_t _disaster_delay;
extern byte _trees_tick_ctr;
extern std::string _savegame_id;
/* Keep track of current game position */
int _saved_scrollpos_x;
int _saved_scrollpos_y;
ZoomLevel _saved_scrollpos_zoom;
void SaveViewportBeforeSaveGame()
{
const Window *w = GetMainWindow();
_saved_scrollpos_x = w->viewport->scrollpos_x;
_saved_scrollpos_y = w->viewport->scrollpos_y;
_saved_scrollpos_zoom = w->viewport->zoom;
}
void ResetViewportAfterLoadGame()
{
Window *w = GetMainWindow();
w->viewport->scrollpos_x = _saved_scrollpos_x;
w->viewport->scrollpos_y = _saved_scrollpos_y;
w->viewport->dest_scrollpos_x = _saved_scrollpos_x;
w->viewport->dest_scrollpos_y = _saved_scrollpos_y;
Viewport *vp = w->viewport;
vp->zoom = std::min(_saved_scrollpos_zoom, ZOOM_LVL_MAX);
vp->virtual_width = ScaleByZoom(vp->width, vp->zoom);
vp->virtual_height = ScaleByZoom(vp->height, vp->zoom);
/* If zoom_max is ZOOM_LVL_MIN then the setting has not been loaded yet, therefore all levels are allowed. */
if (_settings_client.gui.zoom_max != ZOOM_LVL_MIN) {
/* Ensure zoom level is allowed */
while (vp->zoom < _settings_client.gui.zoom_min) DoZoomInOutWindow(ZOOM_OUT, w);
while (vp->zoom > _settings_client.gui.zoom_max) DoZoomInOutWindow(ZOOM_IN, w);
}
DoZoomInOutWindow(ZOOM_NONE, w); // update button status
MarkWholeScreenDirty();
}
byte _age_cargo_skip_counter; ///< Skip aging of cargo? Used before savegame version 162.
extern TimeoutTimer _new_competitor_timeout;
static const SaveLoad _date_desc[] = {
SLEG_CONDVAR("date", TimerGameCalendar::date, SLE_FILE_U16 | SLE_VAR_I32, SL_MIN_VERSION, SLV_31),
SLEG_CONDVAR("date", TimerGameCalendar::date, SLE_INT32, SLV_31, SL_MAX_VERSION),
SLEG_VAR("date_fract", TimerGameCalendar::date_fract, SLE_UINT16),
SLEG_CONDVAR("tick_counter", TimerGameTick::counter, SLE_FILE_U16 | SLE_VAR_U64, SL_MIN_VERSION, SLV_U64_TICK_COUNTER),
SLEG_CONDVAR("tick_counter", TimerGameTick::counter, SLE_UINT64, SLV_U64_TICK_COUNTER, SL_MAX_VERSION),
SLEG_CONDVAR("age_cargo_skip_counter", _age_cargo_skip_counter, SLE_UINT8, SL_MIN_VERSION, SLV_162),
SLEG_CONDVAR("cur_tileloop_tile", _cur_tileloop_tile, SLE_FILE_U16 | SLE_VAR_U32, SL_MIN_VERSION, SLV_6),
SLEG_CONDVAR("cur_tileloop_tile", _cur_tileloop_tile, SLE_UINT32, SLV_6, SL_MAX_VERSION),
SLEG_VAR("next_disaster_start", _disaster_delay, SLE_UINT16),
SLEG_VAR("random_state[0]", _random.state[0], SLE_UINT32),
SLEG_VAR("random_state[1]", _random.state[1], SLE_UINT32),
SLEG_VAR("company_tick_counter", _cur_company_tick_index, SLE_FILE_U8 | SLE_VAR_U32),
SLEG_VAR("trees_tick_counter", _trees_tick_ctr, SLE_UINT8),
SLEG_CONDVAR("pause_mode", _pause_mode, SLE_UINT8, SLV_4, SL_MAX_VERSION),
SLEG_CONDSSTR("id", _savegame_id, SLE_STR, SLV_SAVEGAME_ID, SL_MAX_VERSION),
/* For older savegames, we load the current value as the "period"; afterload will set the "fired" and "elapsed". */
SLEG_CONDVAR("next_competitor_start", _new_competitor_timeout.period, SLE_FILE_U16 | SLE_VAR_U32, SL_MIN_VERSION, SLV_109),
SLEG_CONDVAR("next_competitor_start", _new_competitor_timeout.period, SLE_UINT32, SLV_109, SLV_AI_START_DATE),
SLEG_CONDVAR("competitors_interval", _new_competitor_timeout.period, SLE_UINT32, SLV_AI_START_DATE, SL_MAX_VERSION),
SLEG_CONDVAR("competitors_interval_elapsed", _new_competitor_timeout.storage.elapsed, SLE_UINT32, SLV_AI_START_DATE, SL_MAX_VERSION),
SLEG_CONDVAR("competitors_interval_fired", _new_competitor_timeout.fired, SLE_BOOL, SLV_AI_START_DATE, SL_MAX_VERSION),
};
static const SaveLoad _date_check_desc[] = {
SLEG_CONDVAR("date", _load_check_data.current_date, SLE_FILE_U16 | SLE_VAR_I32, SL_MIN_VERSION, SLV_31),
SLEG_CONDVAR("date", _load_check_data.current_date, SLE_INT32, SLV_31, SL_MAX_VERSION),
};
/* Save load date related variables as well as persistent tick counters
* XXX: currently some unrelated stuff is just put here */
struct DATEChunkHandler : ChunkHandler {
DATEChunkHandler() : ChunkHandler('DATE', CH_TABLE) {}
void Save() const override
{
SlTableHeader(_date_desc);
SlSetArrayIndex(0);
SlGlobList(_date_desc);
}
void LoadCommon(const SaveLoadTable &slt, const SaveLoadCompatTable &slct) const
{
const std::vector oslt = SlCompatTableHeader(slt, slct);
if (!IsSavegameVersionBefore(SLV_RIFF_TO_ARRAY) && SlIterateArray() == -1) return;
SlGlobList(oslt);
if (!IsSavegameVersionBefore(SLV_RIFF_TO_ARRAY) && SlIterateArray() != -1) SlErrorCorrupt("Too many DATE entries");
}
void Load() const override
{
this->LoadCommon(_date_desc, _date_sl_compat);
}
void LoadCheck(size_t) const override
{
this->LoadCommon(_date_check_desc, _date_check_sl_compat);
if (IsSavegameVersionBefore(SLV_31)) {
_load_check_data.current_date += CalendarTime::DAYS_TILL_ORIGINAL_BASE_YEAR;
}
}
};
static const SaveLoad _view_desc[] = {
SLEG_CONDVAR("x", _saved_scrollpos_x, SLE_FILE_I16 | SLE_VAR_I32, SL_MIN_VERSION, SLV_6),
SLEG_CONDVAR("x", _saved_scrollpos_x, SLE_INT32, SLV_6, SL_MAX_VERSION),
SLEG_CONDVAR("y", _saved_scrollpos_y, SLE_FILE_I16 | SLE_VAR_I32, SL_MIN_VERSION, SLV_6),
SLEG_CONDVAR("y", _saved_scrollpos_y, SLE_INT32, SLV_6, SL_MAX_VERSION),
SLEG_VAR("zoom", _saved_scrollpos_zoom, SLE_UINT8),
};
struct VIEWChunkHandler : ChunkHandler {
VIEWChunkHandler() : ChunkHandler('VIEW', CH_TABLE) {}
void Save() const override
{
SlTableHeader(_view_desc);
SlSetArrayIndex(0);
SlGlobList(_view_desc);
}
void Load() const override
{
const std::vector slt = SlCompatTableHeader(_view_desc, _view_sl_compat);
if (!IsSavegameVersionBefore(SLV_RIFF_TO_ARRAY) && SlIterateArray() == -1) return;
SlGlobList(slt);
if (!IsSavegameVersionBefore(SLV_RIFF_TO_ARRAY) && SlIterateArray() != -1) SlErrorCorrupt("Too many DATE entries");
}
};
static const DATEChunkHandler DATE;
static const VIEWChunkHandler VIEW;
static const ChunkHandlerRef misc_chunk_handlers[] = {
DATE,
VIEW,
};
extern const ChunkHandlerTable _misc_chunk_handlers(misc_chunk_handlers);