Class that handles all airport related functions. More...

Inheritance diagram for GSAirport:

Public Types
enum	AirportType { AT_SMALL , AT_LARGE , AT_METROPOLITAN , AT_INTERNATIONAL , AT_COMMUTER , AT_INTERCON , AT_HELIPORT , AT_HELISTATION , AT_HELIDEPOT , AT_INVALID }
	The types of airports available in the game. More...

enum	PlaneType { PT_HELICOPTER , PT_SMALL_PLANE , PT_BIG_PLANE , PT_INVALID }
	All plane types available. More...

Static Public Member Functions
static bool	IsValidAirportType (AirportType type)
	Checks whether the given AirportType is valid and available. More...

static bool	IsAirportInformationAvailable (AirportType type)
	Can you get information on this airport type? As opposed to IsValidAirportType this will return also return true when an airport type is no longer buildable. More...

static Money	GetPrice (AirportType type)
	Get the cost to build this AirportType. More...

static bool	IsHangarTile (TileIndex tile)
	Checks whether the given tile is actually a tile with a hangar. More...

static bool	IsAirportTile (TileIndex tile)
	Checks whether the given tile is actually a tile with an airport. More...

static int	GetAirportWidth (AirportType type)
	Get the width of this type of airport. More...

static int	GetAirportHeight (AirportType type)
	Get the height of this type of airport. More...

static int	GetAirportCoverageRadius (AirportType type)
	Get the coverage radius of this type of airport. More...

static int	GetNumHangars (TileIndex tile)
	Get the number of hangars of the airport. More...

static TileIndex	GetHangarOfAirport (TileIndex tile)
	Get the first hangar tile of the airport. More...

static bool	BuildAirport (TileIndex tile, AirportType type, StationID station_id)
	Builds a airport with tile at the topleft corner. More...

static bool	RemoveAirport (TileIndex tile)
	Removes an airport. More...

static AirportType	GetAirportType (TileIndex tile)
	Get the AirportType of an existing airport. More...

static int	GetNoiseLevelIncrease (TileIndex tile, AirportType type)
	Get the noise that will be added to the nearest town if an airport was built at this tile. More...

static TownID	GetNearestTown (TileIndex tile, AirportType type)
	Get the TownID of the town whose local authority will influence an airport at some tile. More...

static int	GetMaintenanceCostFactor (AirportType type)
	Get the maintenance cost factor of an airport type. More...

static Money	GetMonthlyMaintenanceCost (AirportType type)
	Get the monthly maintenance cost of an airport type. More...

static int	GetAirportNumHelipads (AirportType type)
	Get the number of helipads of this airport type. More...

Detailed Description

Class that handles all airport related functions.

Member Enumeration Documentation

◆ AirportType

enum GSAirport::AirportType

The types of airports available in the game.

Enumerator
AT_SMALL	The small airport.
AT_LARGE	The large airport.
AT_METROPOLITAN	The metropolitan airport.
AT_INTERNATIONAL	The international airport.
AT_COMMUTER	The commuter airport.
AT_INTERCON	The intercontinental airport.
AT_HELIPORT	The heliport.
AT_HELISTATION	The helistation.
AT_HELIDEPOT	The helidepot.
AT_INVALID	Invalid airport.

◆ PlaneType

enum GSAirport::PlaneType

All plane types available.

Enumerator
PT_HELICOPTER	A helicopter.
PT_SMALL_PLANE	A small plane.
PT_BIG_PLANE	A big plane.
PT_INVALID	An invalid PlaneType.

Member Function Documentation

◆ BuildAirport()

static bool GSAirport::BuildAirport	(	TileIndex	tile,
		AirportType	type,
		StationID	station_id
	)

static

Builds a airport with tile at the topleft corner.

Parameters

tile	The topleft corner of the airport.
type	The type of airport to build.
station_id	The station to join, GSStation::STATION_NEW or GSStation::STATION_JOIN_ADJACENT.

Precondition: GSMap::IsValidTile(tile).; AirportAvailable(type).; station_id == GSStation::STATION_NEW || station_id == GSStation::STATION_JOIN_ADJACENT || GSStation::IsValidStation(station_id).; GSCompanyMode::IsValid().

Exceptions

GSError::ERR_AREA_NOT_CLEAR
GSError::ERR_FLAT_LAND_REQUIRED
GSError::ERR_LOCAL_AUTHORITY_REFUSES
GSStation::ERR_STATION_TOO_LARGE
GSStation::ERR_STATION_TOO_CLOSE_TO_ANOTHER_STATION

Returns: Whether the airport has been/can be build or not.

◆ GetAirportCoverageRadius()

static int GSAirport::GetAirportCoverageRadius ( AirportType type )

static

Get the coverage radius of this type of airport.

Parameters

type	The type of airport.

Precondition: IsAirportInformationAvailable(type).

Returns: The radius in tiles.

◆ GetAirportHeight()

static int GSAirport::GetAirportHeight ( AirportType type )

static

Get the height of this type of airport.

Parameters

type	The type of airport.

Precondition: IsAirportInformationAvailable(type).

Returns: The height in tiles.

◆ GetAirportNumHelipads()

static int GSAirport::GetAirportNumHelipads ( AirportType type )

static

Get the number of helipads of this airport type.

Parameters

type	The airport type.

Precondition: IsAirportInformationAvailable(type)

Returns: Number of helipads of this type of airport. When 0 helicopters will go to normal terminals.

◆ GetAirportType()

static AirportType GSAirport::GetAirportType ( TileIndex tile )

static

Get the AirportType of an existing airport.

Parameters

tile	Any tile of the airport.

Precondition: GSTile::IsStationTile(tile).; GSStation::HasStationType(GSStation.GetStationID(tile), GSStation::STATION_AIRPORT).

Returns: The AirportType of the airport.

◆ GetAirportWidth()

static int GSAirport::GetAirportWidth ( AirportType type )

static

Get the width of this type of airport.

Parameters

type	The type of airport.

Precondition: IsAirportInformationAvailable(type).

Returns: The width in tiles.

◆ GetHangarOfAirport()

static TileIndex GSAirport::GetHangarOfAirport ( TileIndex tile )

static

Get the first hangar tile of the airport.

Parameters

tile	Any tile of the airport.

Precondition: GSMap::IsValidTile(tile).; GetNumHangars(tile) > 0.

Returns: The first hangar tile of the airport.

Note: Possible there are more hangars, but you won't be able to find them without walking over all the tiles of the airport and using IsHangarTile() on them.

◆ GetMaintenanceCostFactor()

static int GSAirport::GetMaintenanceCostFactor ( AirportType type )

static

Get the maintenance cost factor of an airport type.

Parameters

type	The airport type to get the maintenance factor of.

Precondition: IsAirportInformationAvailable(type)

Returns: Maintenance cost factor of the airport type.

◆ GetMonthlyMaintenanceCost()

static Money GSAirport::GetMonthlyMaintenanceCost ( AirportType type )

static

Get the monthly maintenance cost of an airport type.

Parameters

type	The airport type to get the monthly maintenance cost of.

Precondition: IsAirportInformationAvailable(type)

Returns: Maintenance cost of the airport type per economy-month.

See also: GSEconomyTime

◆ GetNearestTown()

static TownID GSAirport::GetNearestTown	(	TileIndex	tile,
		AirportType	type
	)

static

Get the TownID of the town whose local authority will influence an airport at some tile.

Parameters

tile	The tile to check.
type	The AirportType to check.

Precondition: IsAirportInformationAvailable(type).

Returns: The TownID of the town closest to the tile.

◆ GetNoiseLevelIncrease()

static int GSAirport::GetNoiseLevelIncrease	(	TileIndex	tile,
		AirportType	type
	)

static

Get the noise that will be added to the nearest town if an airport was built at this tile.

Parameters

tile	The tile to check.
type	The AirportType to check.

Precondition: IsAirportInformationAvailable(type).

Returns: The amount of noise added to the nearest town.

Note: The noise will be added to the town with TownID GetNearestTown(tile, type).

◆ GetNumHangars()

static int GSAirport::GetNumHangars ( TileIndex tile )

static

Get the number of hangars of the airport.

Parameters

tile	Any tile of the airport.

Precondition: GSMap::IsValidTile(tile).

Returns: The number of hangars of the airport.

◆ GetPrice()

static Money GSAirport::GetPrice ( AirportType type )

static

Get the cost to build this AirportType.

Parameters

type	The AirportType to check.

Precondition: AirportAvailable(type).

Returns: The cost of building this AirportType.

◆ IsAirportInformationAvailable()

static bool GSAirport::IsAirportInformationAvailable ( AirportType type )

static

Can you get information on this airport type? As opposed to IsValidAirportType this will return also return true when an airport type is no longer buildable.

Parameters

type	The AirportType to check.

Returns: True if and only if the AirportType is valid.

Postcondition: return value == false -> IsValidAirportType returns false.

◆ IsAirportTile()

static bool GSAirport::IsAirportTile ( TileIndex tile )

static

Checks whether the given tile is actually a tile with an airport.

Parameters

tile	The tile to check.

Precondition: GSMap::IsValidTile(tile).

Returns: True if and only if the tile has an airport.

◆ IsHangarTile()

static bool GSAirport::IsHangarTile ( TileIndex tile )

static

Checks whether the given tile is actually a tile with a hangar.

Parameters

tile	The tile to check.

Precondition: GSMap::IsValidTile(tile).

Returns: True if and only if the tile has a hangar.

◆ IsValidAirportType()

static bool GSAirport::IsValidAirportType ( AirportType type )

static

Checks whether the given AirportType is valid and available.

Parameters

type	The AirportType to check.

Returns: True if and only if the AirportType is valid and available.

Postcondition: return value == true -> IsAirportInformationAvailable returns true.

◆ RemoveAirport()

static bool GSAirport::RemoveAirport ( TileIndex tile )

static

Removes an airport.

Parameters

tile	Any tile of the airport.

Precondition: GSMap::IsValidTile(tile).; GSCompanyMode::IsValid().

Exceptions

GSError::ERR_OWNED_BY_ANOTHER_COMPANY

Returns: Whether the airport has been/can be removed or not.

Public Types

Static Public Member Functions

Detailed Description

Member Enumeration Documentation

◆ AirportType

◆ PlaneType

Member Function Documentation

◆ BuildAirport()

◆ GetAirportCoverageRadius()

◆ GetAirportHeight()

◆ GetAirportNumHelipads()

◆ GetAirportType()

◆ GetAirportWidth()

◆ GetHangarOfAirport()

◆ GetMaintenanceCostFactor()

◆ GetMonthlyMaintenanceCost()

◆ GetNearestTown()

◆ GetNoiseLevelIncrease()

◆ GetNumHangars()

◆ GetPrice()

◆ IsAirportInformationAvailable()

◆ IsAirportTile()

◆ IsHangarTile()

◆ IsValidAirportType()

◆ RemoveAirport()