1 // fixlist.hxx -- fix list 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
24 #ifndef _FG_FIXLIST_HXX
25 #define _FG_FIXLIST_HXX
28 #include <simgear/compiler.h>
29 #include <simgear/misc/sg_path.hxx>
41 // TODO - fix names may be globally non-unique. Allow for this.
42 typedef map < string, FGFix > fix_map_type;
43 typedef fix_map_type::iterator fix_map_iterator;
44 typedef fix_map_type::const_iterator fix_map_const_iterator;
55 // load the navaids and build the map
56 bool init( SGPath path );
58 // query the database for the specified fix
59 bool query( const string& ident, FGFix *f );
61 // Find fix of requested type with closest exact or following ident
62 // (by ACSII values) to that supplied (ie. a lower-bound lookup).
63 // Supplying true for exact forces only exact matches to be returned (similar to above function)
64 // Returns NULL if no match found.
65 const FGFix* findFirstByIdent( const string& ident, bool exact = false );
67 // query the database for the specified fix, lon and lat are
68 // in degrees, elev is in meters
69 bool query_and_offset( const string& ident, double lon, double lat,
70 double elev, FGFix *f, double *heading,
73 // Return a pointer to the master fixlist
74 inline const fix_map_type* getFixList() { return(&fixlist); }
78 #endif // _FG_FIXLIST_HXX