71 lines
1.9 KiB
C++
71 lines
1.9 KiB
C++
// navlist.hxx -- navaids management class
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//
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// Written by Curtis Olson, started April 2000.
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//
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// Copyright (C) 2000 Curtis L. Olson - curt@flightgear.org
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as
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// published by the Free Software Foundation; either version 2 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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//
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// $Id$
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#ifndef _FG_NAVLIST_HXX
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#define _FG_NAVLIST_HXX
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#include <simgear/compiler.h>
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#include <simgear/misc/fgpath.hxx>
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#include <map>
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#include <vector>
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#include "nav.hxx"
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FG_USING_STD(map);
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FG_USING_STD(vector);
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class FGNavList {
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// convenience types
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typedef vector < FGNav > nav_list_type;
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typedef nav_list_type::iterator nav_list_iterator;
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typedef nav_list_type::const_iterator nav_list_const_iterator;
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// typedef map < int, nav_list_type, less<int> > nav_map_type;
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typedef map < int, nav_list_type > nav_map_type;
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typedef nav_map_type::iterator nav_map_iterator;
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typedef nav_map_type::const_iterator nav_map_const_iterator;
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nav_map_type navaids;
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public:
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FGNavList();
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~FGNavList();
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// load the navaids and build the map
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bool init( FGPath path );
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// query the database for the specified frequency, lon and lat are
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// in degrees, elev is in meters
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bool query( double lon, double lat, double elev, double freq, FGNav *n );
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};
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extern FGNavList *current_navlist;
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#endif // _FG_NAVLIST_HXX
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