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flightgear/src/Instrumentation/KLN89/kln89_page_nav.hxx
2006-02-21 01:16:04 +00:00

70 lines
2.1 KiB
C++

// kln89_page_*.[ch]xx - this file is one of the "pages" that
// are used in the KLN89 GPS unit simulation.
//
// Written by David Luff, started 2005.
//
// Copyright (C) 2005 - David C Luff - david.luff@nottingham.ac.uk
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License as
// published by the Free Software Foundation; either version 2 of the
// License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
//
// $Id$
#include "kln89.hxx"
class KLN89NavPage : public KLN89Page {
public:
KLN89NavPage(KLN89* parent);
~KLN89NavPage();
void Update(double dt);
void CrsrPressed();
void EntPressed();
void ClrPressed();
void Knob1Left1();
void Knob1Right1();
void Knob2Left1();
void Knob2Right1();
void LooseFocus();
// Returns the id string of the selected waypoint on NAV4 if valid, else returns an empty string.
string GetNav4WpId();
private:
int _posFormat; // 0 => lat,lon; 1 => ref to wp.
int _vnv; // 0 => To, 1 => Fr, 2 => off.
// The data snippet to be displayed in field 1 when the moving map is active (NAV 4)
int _nav4DataSnippet; // 0 => DTK, 1 => groundspeed, 2 => ETE, 3 => cross-track correction.
// Format to draw in the CDI field.
// 0 => CDI, 1 => Cross track correction (eg " Fly R 2.15nm"), 2 => cdi scale (eg "CDI Scale:5.0nm")
int _cdiFormat;
// Drawing of apt, vor and sua on the moving map can be temporarily suspended
// Note that this should be cleared when page focus is lost, or when the menu is displayed.
bool _suspendAVS;
// NAV 4 menu stuff
bool _menuActive;
int _menuPos;
// NAV 4 waypoint scan drawing housekeeping.
bool _scanWpSet;
int _scanWpIndex;
};