1 // simple.hxx -- a really simplistic class to manage airport ID,
2 // lat, lon of the center of one of it's runways, and
5 // Written by Curtis Olson, started April 1998.
6 // Updated by Durk Talsma, started December 2004.
8 // Copyright (C) 1998 Curtis L. Olson - http://www.flightgear.org/~curt
10 // This program is free software; you can redistribute it and/or
11 // modify it under the terms of the GNU General Public License as
12 // published by the Free Software Foundation; either version 2 of the
13 // License, or (at your option) any later version.
15 // This program is distributed in the hope that it will be useful, but
16 // WITHOUT ANY WARRANTY; without even the implied warranty of
17 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 // General Public License for more details.
20 // You should have received a copy of the GNU General Public License
21 // along with this program; if not, write to the Free Software
22 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
27 #ifndef _FG_SIMPLE_HXX
28 #define _FG_SIMPLE_HXX
30 #include <simgear/compiler.h>
37 #include <simgear/math/point3d.hxx>
38 #include "Navaids/positioned.hxx"
41 class FGAirportDynamics;
44 typedef SGSharedPtr<FGRunway> FGRunwayPtr;
46 /***************************************************************************************
48 **************************************************************************************/
49 class FGAirport : public FGPositioned
52 SGGeod _tower_location;
55 FGAirportDynamics *_dynamics;
58 FGAirport(const std::string& id, const SGGeod& location, const SGGeod& tower,
59 const std::string& name, bool has_metar, Type aType);
62 const std::string& getId() const { return ident(); }
63 const std::string& getName() const { return _name; }
64 double getLongitude() const { return longitude(); }
66 double getLatitude() const { return latitude(); }
68 double getElevation() const { return elevation(); }
69 bool getMetar() const { return _has_metar; }
70 bool isAirport() const;
71 bool isSeaport() const;
72 bool isHeliport() const;
74 const SGGeod& getTowerLocation() const { return _tower_location; }
76 void setMetar(bool value) { _has_metar = value; }
78 FGRunway* getActiveRunwayForUsage() const;
80 FGAirportDynamics *getDynamics();
82 unsigned int numRunways() const;
83 FGRunway* getRunwayByIndex(unsigned int aIndex) const;
85 bool hasRunwayWithIdent(const std::string& aIdent) const;
86 FGRunway* getRunwayByIdent(const std::string& aIdent) const;
87 FGRunway* findBestRunwayForHeading(double aHeading) const;
90 * Useful predicate for FMS/GPS/NAV displays and similar - check if this
91 * aiport has a hard-surfaced runway of at least the specified length.
93 bool hasHardRunwayOfLengthFt(double aLengthFt) const;
95 unsigned int numTaxiways() const;
96 FGRunway* getTaxiwayByIndex(unsigned int aIndex) const;
98 void addRunway(FGRunway* aRunway);
100 class AirportFilter : public Filter
103 virtual bool pass(FGPositioned* aPos) const {
104 Type ty(aPos->type());
105 return (ty >= AIRPORT) && (ty <= SEAPORT);
109 class HardSurfaceFilter : public Filter
112 HardSurfaceFilter(double minLengthFt);
114 virtual bool pass(FGPositioned* aPos) const;
120 * Syntactic wrapper around FGPositioned::findClosest - find the closest
121 * match for filter, and return it cast to FGAirport. The default filter
122 * passes all airports, including seaports and heliports.
124 static FGAirport* findClosest(const SGGeod& aPos, double aCuttofNm, Filter* filter = NULL);
126 typedef std::vector<FGRunwayPtr>::const_iterator Runway_iterator;
128 * Helper to locate a runway by ident
130 Runway_iterator getIteratorForRunwayIdent(const std::string& aIdent) const;
132 FGAirport operator=(FGAirport &other);
133 FGAirport(const FGAirport&);
135 std::vector<FGRunwayPtr> mRunways;
136 std::vector<FGRunwayPtr> mTaxiways;
140 class FGAirportSearchFilter {
142 virtual ~FGAirportSearchFilter() {}
143 // all airports pass the filter by default
144 virtual bool pass(FGAirport*) { return true; }
147 typedef std::map < std::string, FGAirport* > airport_map;
148 typedef airport_map::iterator airport_map_iterator;
149 typedef airport_map::const_iterator const_airport_map_iterator;
151 typedef std::vector < FGAirport * > airport_list;
152 typedef airport_list::iterator airport_list_iterator;
153 typedef airport_list::const_iterator const_airport_list_iterator;
157 class FGAirportList {
160 airport_map airports_by_id;
161 airport_list airports_array;
170 // add an entry to the list
171 FGAirport* add( const std::string& id, const SGGeod& location, const SGGeod& tower,
172 const std::string& name, bool has_metar, FGPositioned::Type aType);
174 // search for the specified id.
175 // Returns NULL if unsucessfull.
176 FGAirport* search( const std::string& id );
178 // search for the airport closest to the specified position
179 // (currently a linear inefficient search so it's probably not
180 // best to use this at runtime.) An FGAirportSearchFilter class
181 // can be used to restrict the possible choices to a subtype.
182 // max_range limits search - specified as an arc distance, in degrees
183 FGAirport* search( double lon_deg, double lat_deg, double max_range );
184 FGAirport* search( double lon_deg, double lat_deg, double max_range, FGAirportSearchFilter& );
187 * Return the number of airports in the list.
192 * Return a specific airport, by position.
194 const FGAirport *getAirport( unsigned int index ) const;
197 * Mark the specified airport record as not having metar
199 void no_metar( const std::string &id );
202 * Mark the specified airport record as (yes) having metar
204 void has_metar( const std::string &id );
208 // find basic airport location info from airport database
209 const FGAirport *fgFindAirportID( const std::string& id);
211 // get airport elevation
212 double fgGetAirportElev( const std::string& id );
214 // get airport position
215 Point3D fgGetAirportPos( const std::string& id );
217 #endif // _FG_SIMPLE_HXX