116 lines
2.7 KiB
C++
116 lines
2.7 KiB
C++
// mkrbeacons.hxx -- marker beacon management class
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//
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// Written by Curtis Olson, started March 2001.
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//
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// Copyright (C) 2001 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_MKRBEACON_HXX
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#define _FG_MKRBEACON_HXX
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include <simgear/compiler.h>
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#include <simgear/misc/sg_path.hxx>
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#include <map>
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#include <vector>
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#include "nav.hxx"
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SG_USING_STD(map);
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SG_USING_STD(vector);
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class FGMkrBeacon {
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public:
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enum fgMkrBeacType {
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NOBEACON = 0,
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INNER,
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MIDDLE,
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OUTER
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};
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private:
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double lon;
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double lat;
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double elev;
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fgMkrBeacType type;
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double x, y, z;
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public:
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FGMkrBeacon();
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FGMkrBeacon( double _lon, double _lat, double _elev, fgMkrBeacType _type );
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~FGMkrBeacon();
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inline double get_elev() const { return elev; }
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inline fgMkrBeacType get_type() const { return type; }
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inline double get_x() const { return x; }
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inline double get_y() const { return y; }
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inline double get_z() const { return z; }
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};
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class FGMarkerBeacons {
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// convenience types
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typedef vector < FGMkrBeacon > beacon_list_type;
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typedef beacon_list_type::iterator beacon_list_iterator;
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typedef beacon_list_type::const_iterator beacon_list_const_iterator;
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typedef map < int, beacon_list_type > beacon_map_type;
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typedef beacon_map_type::iterator beacon_map_iterator;
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typedef beacon_map_type::const_iterator beacon_map_const_iterator;
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beacon_map_type beacon_map;
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// real add a marker beacon
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bool real_add( const int master_index, const FGMkrBeacon& b );
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public:
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FGMarkerBeacons();
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~FGMarkerBeacons();
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// initialize the structures
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bool init();
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// add a marker beacon
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bool add( double lon, double lat, double elev,
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FGMkrBeacon::fgMkrBeacType type );
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// returns marker beacon type if we are over a marker beacon, NOBEACON
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// otherwise
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FGMkrBeacon::fgMkrBeacType query( double lon, double lat, double elev );
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};
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extern FGMarkerBeacons *current_beacons;
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#endif // _FG_MKRBEACON_HXX
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