93 lines
3.2 KiB
C++
93 lines
3.2 KiB
C++
// kln89_page.hxx - base class for the "pages" that
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// are used in the KLN89 GPS unit simulation.
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//
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// Written by David Luff, started 2005.
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//
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// Copyright (C) 2005 - David C Luff - david.luff@nottingham.ac.uk
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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 _KLN89_PAGE_HXX
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#define _KLN89_PAGE_HXX
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#include <Instrumentation/dclgps.hxx>
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#include "kln89.hxx"
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class KLN89;
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class KLN89Page : public GPSPage {
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public:
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KLN89Page(KLN89* parent);
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virtual ~KLN89Page();
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virtual void Update(double dt);
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virtual void Knob1Left1();
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virtual void Knob1Right1();
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virtual void Knob2Left1();
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virtual void Knob2Right1();
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virtual void CrsrPressed();
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virtual void EntPressed();
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virtual void ClrPressed();
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// Even though some/all of the buttons below aren't processed directly by the current page,
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// the current page often needs to save or change some state when they are pressed, and
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// hence should provide a function to handle them.
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virtual void DtoPressed();
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virtual void NrstPressed();
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virtual void AltPressed();
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virtual void OBSPressed();
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virtual void MsgPressed();
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// See base class comments for this.
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virtual void CleanUp();
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// ditto
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virtual void LooseFocus();
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inline void SetEntInvert(bool b) { _entInvert = b; }
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// Get / Set a waypoint id, NOT the page name!
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virtual void SetId(const string& s);
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virtual const string& GetId();
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protected:
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KLN89* _kln89;
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// Underline position in cursor mode is not persistant when subpage is changed - hence we only need one variable per page for it.
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// Note that pos 0 is special - this is the leg pos in field 1, so pos will normally be set to 1 when crsr is pressed.
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// Also note that in general it doesn't seem to wrap.
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unsigned int _uLinePos;
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unsigned int _maxULinePos;
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// This is NOT the main gps to/from flag - derived page classes can use this flag
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// for any purpose, typically whether a radial bearing should be displayed to or from.
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bool _to_flag; // true for TO, false for FROM
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// Invert ID and display ENT in field 1
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bool _entInvert;
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string _id; // The ID of the waypoint that the page is displaying.
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// Doesn't make sense for all pages, but does for all the data pages.
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void ShowScratchpadMessage(const string& line1, const string& line2);
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bool _scratchpadMsg; // Set true when there is a scratchpad message to display
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double _scratchpadTimer; // Used for displaying the scratchpad messages for the right amount of time.
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string _scratchpadLine1;
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string _scratchpadLine2;
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};
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#endif // _KLN89_PAGE_HXX
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