1 // runways.hxx -- a simple class to manage airport runway info
3 // Written by Curtis Olson, started August 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_RUNWAYS_HXX
25 #define _FG_RUNWAYS_HXX
29 # error This library requires C++
37 #include <simgear/compiler.h>
47 bool operator()(const string& s1, const string& s2) const {
57 string _type; // runway / taxiway
64 double _displ_thresh1;
65 double _displ_thresh2;
69 string _lighting_flags;
71 string _shoulder_code;
77 typedef multimap < string, FGRunway, ltstr > runway_map;
78 typedef runway_map::iterator runway_map_iterator;
79 typedef runway_map::const_iterator const_runway_map_iterator;
86 runway_map_iterator current;
96 // add an entry to the list
97 void add( const string& id, const string& rwy_no,
98 const double longitude, const double latitude,
99 const double heading, const double length, const double width,
100 const double displ_thresh1, const double displ_thresh2,
101 const double stopway1, const double stopway2,
102 const string& lighting_flags, const int surface_code,
103 const string& shoulder_code, const int marking_code,
104 const double smoothness, const bool dist_remaining );
106 // search for the specified apt id.
107 // Returns true if successful, otherwise returns false.
108 // On success, runway data is returned thru "runway" pointer.
109 // "runway" is not changed if "apt" is not found.
110 bool search( const string& aptid, FGRunway* runway );
111 bool search( const string& aptid, const string& rwyno, FGRunway* runway );
113 // DCL - search for runway closest to desired heading in degrees
114 bool search( const string& aptid, const int hdg, FGRunway* runway );
116 // Return the runway number of the runway closest to a given heading
117 string search( const string& aptid, const int tgt_hdg );
119 FGRunway search( const string& aptid );
120 bool next( FGRunway* runway );
125 #endif // _FG_RUNWAYS_HXX