tron@3963: /* $Id$ */
tron@3963: 
rubidium@10429: /** @file aircraft.h Base for aircraft. */
belugas@6443: 
peter1138@3987: #ifndef AIRCRAFT_H
peter1138@3987: #define AIRCRAFT_H
peter1138@3987: 
tron@3963: #include "station_map.h"
rubidium@9281: #include "station_base.h"
rubidium@8640: #include "vehicle_base.h"
rubidium@9282: #include "engine_func.h"
peter1138@10382: #include "engine_base.h"
tron@3963: 
belugas@6911: /** An aircraft can be one ot those types */
rubidium@6574: enum AircraftSubType {
belugas@6905: 	AIR_HELICOPTER = 0, ///< an helicopter
rubidium@6906: 	AIR_AIRCRAFT   = 2, ///< an airplane
belugas@6905: 	AIR_SHADOW     = 4, ///< shadow of the aircraft
belugas@6905: 	AIR_ROTOR      = 6  ///< rotor of an helicopter
rubidium@6574: };
Darkvater@6105: 
Darkvater@6105: 
Darkvater@6105: /** Check if the aircraft type is a normal flying device; eg
Darkvater@6105:  * not a rotor or a shadow
Darkvater@6105:  * @param v vehicle to check
Darkvater@6105:  * @return Returns true if the aircraft is a helicopter/airplane and
Darkvater@6105:  * false if it is a shadow or a rotor) */
Darkvater@6105: static inline bool IsNormalAircraft(const Vehicle *v)
Darkvater@6105: {
rubidium@6585: 	assert(v->type == VEH_AIRCRAFT);
Darkvater@6105: 	/* To be fully correct the commented out functionality is the proper one,
Darkvater@6105: 	 * but since value can only be 0 or 2, it is sufficient to only check <= 2
Darkvater@6105: 	 * return (v->subtype == AIR_HELICOPTER) || (v->subtype == AIR_AIRCRAFT); */
Darkvater@6105: 	return v->subtype <= AIR_AIRCRAFT;
Darkvater@6105: }
Darkvater@6105: 
glx@8179: /** Checks if an aircraft can use the station in question
bjarni@6563:  * @param engine The engine to test
glx@8179:  * @param st The station
glx@8179:  * @return true if the aircraft can use the station
bjarni@6563:  */
glx@8179: static inline bool CanAircraftUseStation(EngineID engine, const Station *st)
bjarni@6563: {
bjarni@6563: 	const AirportFTAClass *apc = st->Airport();
bjarni@6563: 	const AircraftVehicleInfo *avi = AircraftVehInfo(engine);
bjarni@6563: 
glx@6571: 	return (apc->flags & (avi->subtype & AIR_CTOL ? AirportFTAClass::AIRPLANES : AirportFTAClass::HELICOPTERS)) != 0;
bjarni@6563: }
bjarni@6563: 
glx@8179: /** Checks if an aircraft can use the station at the tile in question
glx@8179:  * @param engine The engine to test
glx@8179:  * @param tile The tile where the station is
glx@8179:  * @return true if the aircraft can use the station
glx@8179:  */
glx@8179: static inline bool CanAircraftUseStation(EngineID engine, TileIndex tile)
glx@8179: {
glx@8179: 	return CanAircraftUseStation(engine, GetStationByTile(tile));
glx@8179: }
glx@8179: 
belugas@6905: /**
belugas@6905:  * Calculates cargo capacity based on an aircraft's passenger
belugas@6905:  * and mail capacities.
belugas@6905:  * @param cid Which cargo type to calculate a capacity for.
belugas@6905:  * @param avi Which engine to find a cargo capacity for.
belugas@6905:  * @return New cargo capacity value.
belugas@6905:  */
rubidium@6906: uint16 AircraftDefaultCargoCapacity(CargoID cid, const AircraftVehicleInfo *avi);
peter1138@3987: 
belugas@6911: /**
belugas@6911:  * This is the Callback method after the construction attempt of an aircraft
belugas@6911:  * @param success indicates completion (or not) of the operation
belugas@6911:  * @param tile of depot where aircraft is built
belugas@6911:  * @param p1 unused
belugas@6911:  * @param p2 unused
belugas@6911:  */
bjarni@6031: void CcBuildAircraft(bool success, TileIndex tile, uint32 p1, uint32 p2);
belugas@6911: 
belugas@6905: /** Handle Aircraft specific tasks when a an Aircraft enters a hangar
belugas@6905:  * @param *v Vehicle that enters the hangar
belugas@6905:  */
belugas@4732: void HandleAircraftEnterHangar(Vehicle *v);
belugas@6905: 
belugas@6905: /** Get the size of the sprite of an aircraft sprite heading west (used for lists)
belugas@6905:  * @param engine The engine to get the sprite from
belugas@6905:  * @param width The width of the sprite
belugas@6905:  * @param height The height of the sprite
belugas@6905:  */
bjarni@6223: void GetAircraftSpriteSize(EngineID engine, uint &width, uint &height);
bjarni@4653: 
belugas@6911: /**
belugas@6911:  * Updates the status of the Aircraft heading or in the station
belugas@6911:  * @param st Station been updated
belugas@6911:  */
tron@6413: void UpdateAirplanesOnNewStation(const Station *st);
tron@6413: 
peter1138@6986: /** Update cached values of an aircraft.
peter1138@6986:  * Currently caches callback 36 max speed.
peter1138@6986:  * @param v Vehicle
peter1138@6986:  */
peter1138@6986: void UpdateAircraftCache(Vehicle *v);
peter1138@6986: 
rubidium@7048: /**
rubidium@7048:  * This class 'wraps' Vehicle; you do not actually instantiate this class.
rubidium@7048:  * You create a Vehicle using AllocateVehicle, so it is added to the pool
rubidium@7048:  * and you reinitialize that to a Train using:
rubidium@7048:  *   v = new (v) Aircraft();
rubidium@7048:  *
rubidium@7048:  * As side-effect the vehicle type is set correctly.
rubidium@7048:  */
rubidium@7048: struct Aircraft : public Vehicle {
rubidium@7048: 	/** Initializes the Vehicle to an aircraft */
rubidium@7048: 	Aircraft() { this->type = VEH_AIRCRAFT; }
rubidium@7048: 
rubidium@7048: 	/** We want to 'destruct' the right class. */
rubidium@7908: 	virtual ~Aircraft() { this->PreDestructor(); }
rubidium@7048: 
rubidium@7059: 	const char *GetTypeString() const { return "aircraft"; }
rubidium@7049: 	void MarkDirty();
rubidium@7054: 	void UpdateDeltaXY(Direction direction);
rubidium@7059: 	ExpensesType GetExpenseType(bool income) const { return income ? EXPENSES_AIRCRAFT_INC : EXPENSES_AIRCRAFT_RUN; }
maedhros@7269: 	bool IsPrimaryVehicle() const { return IsNormalAircraft(this); }
peter1138@10293: 	SpriteID GetImage(Direction direction) const;
rubidium@7973: 	int GetDisplaySpeed() const { return this->cur_speed * 10 / 16; }
rubidium@7980: 	int GetDisplayMaxSpeed() const { return this->max_speed * 10 / 16; }
rubidium@7984: 	Money GetRunningCost() const { return AircraftVehInfo(this->engine_type)->running_cost * _price.aircraft_running; }
rubidium@7986: 	bool IsInDepot() const { return (this->vehstatus & VS_HIDDEN) != 0 && IsHangarTile(this->tile); }
rubidium@7631: 	void Tick();
glx@8963: 	void OnNewDay();
rubidium@9326: 	TileIndex GetOrderStationLocation(StationID station);
rubidium@10126: 	bool FindClosestDepot(TileIndex *location, DestinationID *destination, bool *reverse);
rubidium@7048: };
rubidium@7048: 
peter1138@3987: #endif /* AIRCRAFT_H */