1 // navlist.hxx -- navaids management class
3 // Written by Curtis Olson, started April 2000.
5 // Copyright (C) 2000 Curtis L. Olson - http://www.flightgear.org/~curt
7 // This program is free software; you can redistribute it and/or
8 // modify it under the terms of the GNU General Public License as
9 // published by the Free Software Foundation; either version 2 of the
10 // License, or (at your option) any later version.
12 // This program is distributed in the hope that it will be useful, but
13 // WITHOUT ANY WARRANTY; without even the implied warranty of
14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 // General Public License for more details.
17 // You should have received a copy of the GNU General Public License
18 // along with this program; if not, write to the Free Software
19 // Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
24 #ifndef _FG_NAVLIST_HXX
25 #define _FG_NAVLIST_HXX
28 #include <simgear/compiler.h>
29 #include <simgear/misc/sg_path.hxx>
35 #include "navrecord.hxx"
43 typedef vector < FGNavRecord* > nav_list_type;
44 typedef vector < FGTACANRecord* > tacan_list_type;
45 typedef nav_list_type::iterator nav_list_iterator;
46 typedef nav_list_type::const_iterator nav_list_const_iterator;
48 typedef map < int, nav_list_type > nav_map_type;
49 typedef map < int, tacan_list_type > tacan_map_type;
50 typedef nav_map_type::iterator nav_map_iterator;
51 typedef nav_map_type::const_iterator nav_map_const_iterator;
53 typedef map < string, nav_list_type > nav_ident_map_type;
54 typedef map < string, tacan_list_type > tacan_ident_map_type;
58 nav_list_type navlist;
59 nav_list_type carrierlist;
61 nav_map_type navaids_by_tile;
62 nav_ident_map_type ident_navaids;
64 // Given a point and a list of stations, return the closest one to
65 // the specified point.
66 FGNavRecord *findNavFromList( const Point3D &aircraft,
67 const nav_list_type &stations );
74 // initialize the nav list
78 bool add( FGNavRecord *n );
79 //bool add( FGTACANRecord *r );
81 /** Query the database for the specified station. It is assumed
82 * that there will be multiple stations with matching frequencies
83 * so a position must be specified. Lon and lat are in radians,
86 FGNavRecord *findByFreq( double freq, double lon, double lat, double elev );
88 // locate closest item in the DB matching the requested ident
89 FGNavRecord *findByIdent( const char* ident, const double lon, const double lat );
91 // Given an Ident and optional freqency, return the first matching
93 FGNavRecord *findByIdentAndFreq( const char* ident,
94 const double freq = 0.0 );
96 // returns the closest entry to the give lon/lat/elev
97 FGNavRecord *findClosest( double lon_rad, double lat_rad, double elev_m );
99 // given a frequency returns the first matching entry
100 FGNavRecord *findStationByFreq( double frequency );
102 inline const nav_map_type& get_navaids() const { return navaids; }
107 tacan_list_type channellist;
108 //nav_list_type carrierlist;
109 tacan_map_type channels;
110 //nav_map_type navaids_by_tile;
111 tacan_ident_map_type ident_channels;
113 // Given a point and a list of stations, return the closest one to
114 // the specified point.
115 /*FGNavRecord *findNavFromList( const Point3D &aircraft,
116 const nav_list_type &stations );*/
123 // initialize the TACAN list
128 bool add( FGTACANRecord *r );
130 // Given a TACAN Channel, return the appropriate frequency.
131 FGTACANRecord *findByChannel( const string& channel );
135 #endif // _FG_NAVLIST_HXX