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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
24 #ifndef _FG_NAVLIST_HXX
25 #define _FG_NAVLIST_HXX
28 #include <simgear/compiler.h>
30 #include <simgear/structure/SGSharedPtr.hxx>
36 #include "navrecord.hxx"
41 // FGNavList ------------------------------------------------------------------
43 typedef SGSharedPtr<FGNavRecord> nav_rec_ptr;
44 typedef std::vector < nav_rec_ptr > nav_list_type;
49 class TypeFilter : public FGPositioned::Filter
52 TypeFilter(const FGPositioned::Type type);
54 TypeFilter(const FGPositioned::Type minType,
55 const FGPositioned::Type maxType);
57 virtual FGPositioned::Type minType() const {
61 virtual FGPositioned::Type maxType() const {
66 FGPositioned::Type _mintype;
67 FGPositioned::Type _maxtype;
71 filter matching VOR & ILS/LOC transmitters
73 static TypeFilter* navFilter();
76 * filter matching ILS/LOC transmitter
78 static TypeFilter* locFilter();
80 static TypeFilter* ndbFilter();
83 * Filter returning TACANs and VORTACs
85 static TypeFilter* tacanFilter();
88 static TypeFilter* carrierFilter();
90 /** Query the database for the specified station. It is assumed
91 * that there will be multiple stations with matching frequencies
92 * so a position must be specified.
94 static FGNavRecord *findByFreq( double freq, const SGGeod& position,
95 TypeFilter* filter = NULL);
98 * Overloaded version above - no positioned supplied so can be used with
99 * mobile TACANs which have no valid position. The first match is
102 static FGNavRecord *findByFreq( double freq, TypeFilter* filter = NULL);
104 static nav_list_type findAllByFreq( double freq, const SGGeod& position,
105 TypeFilter* filter = NULL);
107 // Given an Ident and optional frequency and type ,
108 // return a list of matching stations.
109 static nav_list_type findByIdentAndFreq( const std::string& ident,
111 TypeFilter* filter = NULL);
113 // Given an Ident and optional frequency and type ,
114 // return a list of matching stations sorted by distance to the given position
115 static nav_list_type findByIdentAndFreq( const SGGeod & position,
116 const std::string& ident, const double freq = 0.0,
117 TypeFilter* filter = NULL);
122 // FGTACANList ----------------------------------------------------------------
125 typedef SGSharedPtr<FGTACANRecord> tacan_rec_ptr;
126 typedef std::vector < tacan_rec_ptr > tacan_list_type;
127 typedef std::map < int, tacan_list_type > tacan_map_type;
128 typedef std::map < std::string, tacan_list_type > tacan_ident_map_type;
132 tacan_list_type channellist;
133 tacan_map_type channels;
134 tacan_ident_map_type ident_channels;
141 // initialize the TACAN list
145 bool add( FGTACANRecord *r );
147 // Given a TACAN Channel, return the appropriate frequency.
148 FGTACANRecord *findByChannel( const std::string& channel );
152 #endif // _FG_NAVLIST_HXX