OpenTTD Source 20250924-master-gbec4e71d53
settings_table.cpp File Reference

The tables of all the settings as well as the implementation of most of their callbacks. More...

#include "stdafx.h"
#include "settings_table.h"
#include "currency.h"
#include "screenshot.h"
#include "network/network.h"
#include "network/network_func.h"
#include "network/core/config.h"
#include "pathfinder/pathfinder_type.h"
#include "linkgraph/linkgraphschedule.h"
#include "genworld.h"
#include "train.h"
#include "news_func.h"
#include "window_func.h"
#include "company_func.h"
#include "timer/timer_game_calendar.h"
#include "fontcache.h"
#include "textbuf_gui.h"
#include "rail_gui.h"
#include "elrail_func.h"
#include "error.h"
#include "town.h"
#include "video/video_driver.hpp"
#include "sound/sound_driver.hpp"
#include "music/music_driver.hpp"
#include "blitter/factory.hpp"
#include "base_media_base.h"
#include "base_media_music.h"
#include "base_media_sounds.h"
#include "ai/ai_config.hpp"
#include "ai/ai.hpp"
#include "game/game_config.hpp"
#include "ship.h"
#include "smallmap_gui.h"
#include "roadveh.h"
#include "roadveh_cmd.h"
#include "vehicle_func.h"
#include "viewport_func.h"
#include "void_map.h"
#include "station_func.h"
#include "station_base.h"
#include "table/strings.h"
#include "table/settings.h"
#include "safeguards.h"

Go to the source code of this file.

Functions

static StringID SettingTitleWallclock (const IntSettingDesc &sd)
 Switch setting title depending on wallclock setting.
 
static StringID SettingHelpWallclock (const IntSettingDesc &sd)
 Switch setting help depending on wallclock setting.
 
static std::pair< StringParameter, StringParameterSettingsValueVelocityUnit (const IntSettingDesc &, int32_t value)
 Setting values for velocity unit localisation.
 
static std::pair< StringParameter, StringParameterSettingsValueAbsolute (const IntSettingDesc &sd, int32_t value)
 A negative value has another string (the one after "strval").
 
static std::pair< StringParameter, StringParameterServiceIntervalSettingsValueText (const IntSettingDesc &sd, int32_t value)
 Service Interval Settings Default Value displays the correct units or as a percentage.
 
static void v_PositionMainToolbar (int32_t)
 Reposition the main toolbar as the setting changed.
 
static void v_PositionStatusbar (int32_t)
 Reposition the statusbar as the setting changed.
 
static void RedrawSmallmap (int32_t)
 Redraw the smallmap after a colour scheme change.
 
static void UpdateLinkgraphColours (int32_t)
 Redraw linkgraph links after a colour scheme change.
 
static void StationSpreadChanged (int32_t)
 
static void UpdateConsists (int32_t)
 
static void UpdateAllServiceInterval (int32_t new_value)
 Check and update if needed all vehicle service intervals.
 
static bool CanUpdateServiceInterval (VehicleType, int32_t &new_value)
 
static void UpdateServiceInterval (VehicleType type, int32_t new_value)
 
static int32_t GetDefaultServiceInterval (const IntSettingDesc &sd, VehicleType type)
 Checks if the service intervals in the settings are specified as percentages and corrects the default value accordingly.
 
static std::tuple< int32_t, uint32_t > GetServiceIntervalRange (const IntSettingDesc &)
 
static void TrainAccelerationModelChanged (int32_t)
 
static void TrainSlopeSteepnessChanged (int32_t)
 This function updates the train acceleration cache after a steepness change.
 
static void RoadVehAccelerationModelChanged (int32_t)
 This function updates realistic acceleration caches when the setting "Road vehicle acceleration model" is set.
 
static void RoadVehSlopeSteepnessChanged (int32_t)
 This function updates the road vehicle acceleration cache after a steepness change.
 
static void TownFoundingChanged (int32_t)
 
static void ZoomMinMaxChanged (int32_t)
 
static void SpriteZoomMinChanged (int32_t)
 
static void InvalidateNewGRFChangeWindows (int32_t)
 Update any possible saveload window and delete any newgrf dialogue as its widget parts might change.
 
static void InvalidateCompanyLiveryWindow (int32_t)
 
static void DifficultyNoiseChange (int32_t)
 
static void MaxNoAIsChange (int32_t)
 
static bool CheckRoadSide (int32_t &)
 Check whether the road side may be changed.
 
static std::optional< uint32_t > ConvertLandscape (std::string_view value)
 Conversion callback for _gameopt_settings_game.landscape It converts (or try) between old values and the new ones, without losing initial setting of the user.
 
static bool CheckFreeformEdges (int32_t &new_value)
 
static void UpdateFreeformEdges (int32_t new_value)
 
static bool CheckDynamicEngines (int32_t &)
 Changing the setting "allow multiple NewGRF sets" is not allowed if there are vehicles.
 
static bool CheckMaxHeightLevel (int32_t &new_value)
 
static void StationCatchmentChanged (int32_t)
 
static void MaxVehiclesChanged (int32_t)
 
static bool ReplaceAsteriskWithEmptyPassword (std::string &newval)
 Replace a passwords that are a literal asterisk with an empty string.
 
static void UpdateClientConfigValues ()
 Update the game info, and send it to the clients when we are running as a server.
 
static void ChangeTimekeepingUnits (int32_t)
 Callback for when the player changes the timekeeping units.
 
static void ChangeMinutesPerYear (int32_t new_value)
 Callback after the player changes the minutes per year.
 
static std::tuple< int32_t, uint32_t > GetMinutesPerYearRange (const IntSettingDesc &)
 
static bool CanChangeTimetableMode (int32_t &)
 Pre-callback check when trying to change the timetable mode.
 

Variables

SettingTable _company_settings { _company_settings_table }
 
SettingTable _currency_settings { _currency_settings_table }
 
SettingTable _difficulty_settings { _difficulty_settings_table }
 
SettingTable _multimedia_settings { _multimedia_settings_table }
 
SettingTable _economy_settings { _economy_settings_table }
 
SettingTable _game_settings { _game_settings_table }
 
SettingTable _gui_settings { _gui_settings_table }
 
SettingTable _linkgraph_settings { _linkgraph_settings_table }
 
SettingTable _locale_settings { _locale_settings_table }
 
SettingTable _misc_settings { _misc_settings_table }
 
SettingTable _network_private_settings { _network_private_settings_table }
 
SettingTable _network_secrets_settings { _network_secrets_settings_table }
 
SettingTable _network_settings { _network_settings_table }
 
SettingTable _news_display_settings { _news_display_settings_table }
 
SettingTable _old_gameopt_settings { _old_gameopt_settings_table }
 
SettingTable _pathfinding_settings { _pathfinding_settings_table }
 
SettingTable _script_settings { _script_settings_table }
 
SettingTable _window_settings { _window_settings_table }
 
SettingTable _world_settings { _world_settings_table }
 

Detailed Description

The tables of all the settings as well as the implementation of most of their callbacks.

Definition in file settings_table.cpp.

Macro Definition Documentation

◆ HAS_TRUETYPE_FONT

#define HAS_TRUETYPE_FONT

Definition at line 28 of file settings_table.cpp.

Function Documentation

◆ CanChangeTimetableMode()

static bool CanChangeTimetableMode ( int32_t &  )
static

Pre-callback check when trying to change the timetable mode.

This is locked to Seconds when using wallclock units.

Parameters
Unused.
Returns
True if we allow changing the timetable mode.

Definition at line 683 of file settings_table.cpp.

References TimerGameEconomy::UsingWallclockUnits().

◆ CanUpdateServiceInterval()

static bool CanUpdateServiceInterval ( VehicleType  ,
int32_t &  new_value 
)
static

Definition at line 240 of file settings_table.cpp.

◆ ChangeMinutesPerYear()

static void ChangeMinutesPerYear ( int32_t  new_value)
static

Callback after the player changes the minutes per year.

Parameters
new_valueThe intended new value of the setting, used for clamping.

Definition at line 637 of file settings_table.cpp.

References _settings_game, _settings_newgame, ChangeTimekeepingUnits(), GameSettings::economy, EconomySettings::minutes_per_calendar_year, and EconomySettings::timekeeping_units.

◆ ChangeTimekeepingUnits()

◆ CheckDynamicEngines()

static bool CheckDynamicEngines ( int32_t &  )
static

Changing the setting "allow multiple NewGRF sets" is not allowed if there are vehicles.

Definition at line 526 of file settings_table.cpp.

References GetEncodedString(), EngineOverrideManager::ResetToCurrentNewGRFConfig(), ShowErrorMessage(), and WL_ERROR.

◆ CheckFreeformEdges()

static bool CheckFreeformEdges ( int32_t &  new_value)
static

Definition at line 454 of file settings_table.cpp.

◆ CheckMaxHeightLevel()

static bool CheckMaxHeightLevel ( int32_t &  new_value)
static

Definition at line 538 of file settings_table.cpp.

◆ CheckRoadSide()

static bool CheckRoadSide ( int32_t &  )
static

Check whether the road side may be changed.

Returns
true if the road side may be changed.

Definition at line 435 of file settings_table.cpp.

References RoadVehiclesAreBuilt().

◆ ConvertLandscape()

static std::optional< uint32_t > ConvertLandscape ( std::string_view  value)
static

Conversion callback for _gameopt_settings_game.landscape It converts (or try) between old values and the new ones, without losing initial setting of the user.

Parameters
valuethat was read from config file
Returns
the "hopefully" converted value

Definition at line 447 of file settings_table.cpp.

References OneOfManySettingDesc::ParseSingleValue().

◆ DifficultyNoiseChange()

static void DifficultyNoiseChange ( int32_t  )
static

Definition at line 410 of file settings_table.cpp.

◆ GetDefaultServiceInterval()

◆ GetMinutesPerYearRange()

static std::tuple< int32_t, uint32_t > GetMinutesPerYearRange ( const IntSettingDesc )
static

Definition at line 670 of file settings_table.cpp.

◆ GetServiceIntervalRange()

static std::tuple< int32_t, uint32_t > GetServiceIntervalRange ( const IntSettingDesc )
static

Definition at line 294 of file settings_table.cpp.

◆ InvalidateCompanyLiveryWindow()

static void InvalidateCompanyLiveryWindow ( int32_t  )
static

Definition at line 404 of file settings_table.cpp.

◆ InvalidateNewGRFChangeWindows()

static void InvalidateNewGRFChangeWindows ( int32_t  )
static

Update any possible saveload window and delete any newgrf dialogue as its widget parts might change.

Reinit all windows as it allows access to the newgrf debug button.

Definition at line 397 of file settings_table.cpp.

References CloseWindowByClass(), InvalidateWindowClassesData(), ReInitAllWindows(), WC_GAME_OPTIONS, and WC_SAVELOAD.

◆ MaxNoAIsChange()

static void MaxNoAIsChange ( int32_t  )
static

Definition at line 420 of file settings_table.cpp.

◆ MaxVehiclesChanged()

static void MaxVehiclesChanged ( int32_t  )
static

Definition at line 562 of file settings_table.cpp.

◆ RedrawSmallmap()

static void RedrawSmallmap ( int32_t  )
static

Redraw the smallmap after a colour scheme change.

Definition at line 162 of file settings_table.cpp.

References BuildLandLegend(), BuildOwnerLegend(), SetWindowClassesDirty(), and WC_SMALLMAP.

◆ ReplaceAsteriskWithEmptyPassword()

static bool ReplaceAsteriskWithEmptyPassword ( std::string &  newval)
static

Replace a passwords that are a literal asterisk with an empty string.

Parameters
newvalThe new string value for this password field.
Returns
Always true.

Definition at line 573 of file settings_table.cpp.

◆ RoadVehAccelerationModelChanged()

static void RoadVehAccelerationModelChanged ( int32_t  )
static

This function updates realistic acceleration caches when the setting "Road vehicle acceleration model" is set.

Definition at line 340 of file settings_table.cpp.

References _settings_game, InvalidateWindowClassesData(), SpecializedVehicle< T, Type >::Iterate(), VehicleSettings::roadveh_acceleration_model, SetWindowClassesDirty(), GameSettings::vehicle, WC_BUILD_VEHICLE, WC_ENGINE_PREVIEW, and WC_VEHICLE_DETAILS.

◆ RoadVehSlopeSteepnessChanged()

static void RoadVehSlopeSteepnessChanged ( int32_t  )
static

This function updates the road vehicle acceleration cache after a steepness change.

Definition at line 359 of file settings_table.cpp.

References SpecializedVehicle< T, Type >::Iterate().

◆ ServiceIntervalSettingsValueText()

◆ SettingHelpWallclock()

static StringID SettingHelpWallclock ( const IntSettingDesc sd)
static

Switch setting help depending on wallclock setting.

Definition at line 94 of file settings_table.cpp.

References IntSettingDesc::str_help, and TimerGameEconomy::UsingWallclockUnits().

◆ SettingsValueAbsolute()

static std::pair< StringParameter, StringParameter > SettingsValueAbsolute ( const IntSettingDesc sd,
int32_t  value 
)
static

A negative value has another string (the one after "strval").

Definition at line 115 of file settings_table.cpp.

References abs(), and IntSettingDesc::str_val.

◆ SettingsValueVelocityUnit()

static std::pair< StringParameter, StringParameter > SettingsValueVelocityUnit ( const IntSettingDesc ,
int32_t  value 
)
static

Setting values for velocity unit localisation.

Definition at line 100 of file settings_table.cpp.

References TimerGameEconomy::UsingWallclockUnits().

◆ SettingTitleWallclock()

static StringID SettingTitleWallclock ( const IntSettingDesc sd)
static

Switch setting title depending on wallclock setting.

Definition at line 88 of file settings_table.cpp.

References IntSettingDesc::str, and TimerGameEconomy::UsingWallclockUnits().

◆ SpriteZoomMinChanged()

static void SpriteZoomMinChanged ( int32_t  )
static

Definition at line 385 of file settings_table.cpp.

◆ StationCatchmentChanged()

static void StationCatchmentChanged ( int32_t  )
static

Definition at line 556 of file settings_table.cpp.

◆ StationSpreadChanged()

static void StationSpreadChanged ( int32_t  )
static

Definition at line 176 of file settings_table.cpp.

◆ TownFoundingChanged()

static void TownFoundingChanged ( int32_t  )
static

Definition at line 366 of file settings_table.cpp.

◆ TrainAccelerationModelChanged()

static void TrainAccelerationModelChanged ( int32_t  )
static

Definition at line 312 of file settings_table.cpp.

◆ TrainSlopeSteepnessChanged()

static void TrainSlopeSteepnessChanged ( int32_t  )
static

This function updates the train acceleration cache after a steepness change.

Definition at line 330 of file settings_table.cpp.

References SpecializedVehicle< T, Type >::Iterate().

◆ UpdateAllServiceInterval()

◆ UpdateClientConfigValues()

static void UpdateClientConfigValues ( )
static

Update the game info, and send it to the clients when we are running as a server.

Definition at line 580 of file settings_table.cpp.

References _network_server, InvalidateWindowData(), NetworkServerSendConfigUpdate(), NetworkServerUpdateGameInfo(), and WC_CLIENT_LIST.

◆ UpdateConsists()

static void UpdateConsists ( int32_t  )
static

Definition at line 182 of file settings_table.cpp.

◆ UpdateFreeformEdges()

static void UpdateFreeformEdges ( int32_t  new_value)
static

Definition at line 501 of file settings_table.cpp.

◆ UpdateLinkgraphColours()

static void UpdateLinkgraphColours ( int32_t  )
static

Redraw linkgraph links after a colour scheme change.

Definition at line 170 of file settings_table.cpp.

References BuildLinkStatsLegend(), and MarkWholeScreenDirty().

◆ UpdateServiceInterval()

static void UpdateServiceInterval ( VehicleType  type,
int32_t  new_value 
)
static

Definition at line 254 of file settings_table.cpp.

◆ v_PositionMainToolbar()

static void v_PositionMainToolbar ( int32_t  )
static

Reposition the main toolbar as the setting changed.

Definition at line 144 of file settings_table.cpp.

References PositionMainToolbar().

◆ v_PositionStatusbar()

static void v_PositionStatusbar ( int32_t  )
static

Reposition the statusbar as the setting changed.

Definition at line 150 of file settings_table.cpp.

References PositionNetworkChatWindow(), PositionNewsMessage(), and PositionStatusbar().

◆ ZoomMinMaxChanged()

static void ZoomMinMaxChanged ( int32_t  )
static

Definition at line 375 of file settings_table.cpp.

Variable Documentation

◆ _company_settings

SettingTable _company_settings { _company_settings_table }

Definition at line 61 of file settings_table.cpp.

◆ _currency_settings

SettingTable _currency_settings { _currency_settings_table }

Definition at line 62 of file settings_table.cpp.

◆ _difficulty_settings

SettingTable _difficulty_settings { _difficulty_settings_table }

Definition at line 63 of file settings_table.cpp.

◆ _economy_settings

SettingTable _economy_settings { _economy_settings_table }

Definition at line 65 of file settings_table.cpp.

◆ _game_settings

SettingTable _game_settings { _game_settings_table }

Definition at line 66 of file settings_table.cpp.

◆ _gui_settings

SettingTable _gui_settings { _gui_settings_table }

Definition at line 67 of file settings_table.cpp.

◆ _linkgraph_settings

SettingTable _linkgraph_settings { _linkgraph_settings_table }

Definition at line 68 of file settings_table.cpp.

◆ _locale_settings

SettingTable _locale_settings { _locale_settings_table }

Definition at line 69 of file settings_table.cpp.

◆ _misc_settings

SettingTable _misc_settings { _misc_settings_table }

Definition at line 70 of file settings_table.cpp.

◆ _multimedia_settings

SettingTable _multimedia_settings { _multimedia_settings_table }

Definition at line 64 of file settings_table.cpp.

◆ _network_private_settings

SettingTable _network_private_settings { _network_private_settings_table }

Definition at line 71 of file settings_table.cpp.

◆ _network_secrets_settings

SettingTable _network_secrets_settings { _network_secrets_settings_table }

Definition at line 72 of file settings_table.cpp.

◆ _network_settings

SettingTable _network_settings { _network_settings_table }

Definition at line 73 of file settings_table.cpp.

◆ _news_display_settings

SettingTable _news_display_settings { _news_display_settings_table }

Definition at line 74 of file settings_table.cpp.

◆ _old_gameopt_settings

SettingTable _old_gameopt_settings { _old_gameopt_settings_table }

Definition at line 75 of file settings_table.cpp.

◆ _pathfinding_settings

SettingTable _pathfinding_settings { _pathfinding_settings_table }

Definition at line 76 of file settings_table.cpp.

◆ _script_settings

SettingTable _script_settings { _script_settings_table }

Definition at line 77 of file settings_table.cpp.

◆ _window_settings

SettingTable _window_settings { _window_settings_table }

Definition at line 78 of file settings_table.cpp.

◆ _world_settings

SettingTable _world_settings { _world_settings_table }

Definition at line 79 of file settings_table.cpp.