# aircraft.h

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    00001 /* $Id$ */
    00002
    00003 /*
    00004  * This file is part of OpenTTD.
    00005  * 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.
    00006  * 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.
    00007  * 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/>.
    00008  */
    00009
    00012 #ifndef AIRCRAFT_H
    00013 #define AIRCRAFT_H
    00014
    00015 #include "station_map.h"
    00016 #include "vehicle_base.h"
    00017 #include "engine_func.h"
    00018 #include "engine_base.h"
    00019
    00020 struct Aircraft;
    00021
    00023 enum AircraftSubType {
    00024   AIR_HELICOPTER = 0,
    00025   AIR_AIRCRAFT   = 2,
    00026   AIR_SHADOW     = 4,
    00027   AIR_ROTOR      = 6
    00028 };
    00029
    00030
    00038 void CcBuildAircraft(bool success, TileIndex tile, uint32 p1, uint32 p2);
    00039
    00043 void HandleAircraftEnterHangar(Aircraft *v);
    00044
    00050 void GetAircraftSpriteSize(EngineID engine, uint &width, uint &height);
    00051
    00056 void UpdateAirplanesOnNewStation(const Station *st);
    00057
    00062 void UpdateAircraftCache(Aircraft *v);
    00063
    00064 void AircraftLeaveHangar(Aircraft *v);
    00065 void AircraftNextAirportPos_and_Order(Aircraft *v);
    00066 void SetAircraftPosition(Aircraft *v, int x, int y, int z);
    00067 byte GetAircraftFlyingAltitude(const Aircraft *v);
    00068
    00070 struct AircraftCache {
    00071   uint16 cached_max_speed;
    00072 };
    00073
    00077 struct Aircraft : public SpecializedVehicle<Aircraft, VEH_AIRCRAFT> {
    00078   AircraftCache acache;
    00079
    00080   uint16 crashed_counter;
    00081   byte pos;
    00082   byte previous_pos;
    00083   StationID targetairport;
    00084   byte state;
    00085   DirectionByte last_direction;
    00086   byte number_consecutive_turns;
    00087
    00089   Aircraft() : SpecializedVehicle<Aircraft, VEH_AIRCRAFT>() {}
    00091   virtual ~Aircraft() { this->PreDestructor(); }
    00092
    00093   const char *GetTypeString() const { return "aircraft"; }
    00094   void MarkDirty();
    00095   void UpdateDeltaXY(Direction direction);
    00096   ExpensesType GetExpenseType(bool income) const { return income ? EXPENSES_AIRCRAFT_INC : EXPENSES_AIRCRAFT_RUN; }
    00097   bool IsPrimaryVehicle() const { return this->IsNormalAircraft(); }
    00098   SpriteID GetImage(Direction direction) const;
    00099   int GetDisplaySpeed() const { return this->cur_speed; }
    00100   int GetDisplayMaxSpeed() const { return this->max_speed; }
    00101   Money GetRunningCost() const;
    00102   bool IsInDepot() const { return (this->vehstatus & VS_HIDDEN) != 0 && IsHangarTile(this->tile); }
    00103   bool Tick();
    00104   void OnNewDay();
    00105   uint Crash(bool flooded = false);
    00106   TileIndex GetOrderStationLocation(StationID station);
    00107   bool FindClosestDepot(TileIndex *location, DestinationID *destination, bool *reverse);
    00108
    00115   FORCEINLINE bool IsNormalAircraft() const
    00116   {
    00117     /* To be fully correct the commented out functionality is the proper one,
    00118      * but since value can only be 0 or 2, it is sufficient to only check <= 2
    00119      * return (this->subtype == AIR_HELICOPTER) || (this->subtype == AIR_AIRCRAFT); */
    00120     return this->subtype <= AIR_AIRCRAFT;
    00121   }
    00122 };
    00123
    00124 #define FOR_ALL_AIRCRAFT(var) FOR_ALL_VEHICLES_OF_TYPE(Aircraft, var)
    00125
    00126 SpriteID GetRotorImage(const Aircraft *v);
    00127
    00128 Station *GetTargetAirportIfValid(const Aircraft *v);
    00129
    00130 #endif /* AIRCRAFT_H */