78 lines
2.6 KiB
C++
78 lines
2.6 KiB
C++
// kln89_page_*.[ch]xx - this file is one of 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: daveluff --AT-- ntlworld --D0T-- com
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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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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//
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// $Id$
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#ifndef _KLN89_PAGE_CAL
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#define _KLN89_PAGE_CAL
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#include "kln89.hxx"
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class KLN89CalPage : public KLN89Page {
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public:
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KLN89CalPage(KLN89* parent);
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~KLN89CalPage();
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void Update(double dt);
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void CrsrPressed();
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void ClrPressed();
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void Knob2Left1();
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void Knob2Right1();
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void LooseFocus();
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private:
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unsigned int _nFp0; // flightplan no. displayed on page 1 (_subPage == 0).
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double _ground_speed_ms; // Assumed ground speed for ete calc on page 1 (user can alter this).
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// CAL3 (alarm) page
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ClockTime _alarmTime;
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ClockTime _alarmIn;
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// _alarmAnnotate shows that the alarm has been set at least once
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// so the time should now be always annotated (there seems to be
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// no way to remove it once set once!).
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bool _alarmAnnotate;
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// _alarmSet indicates that the alarm has been changed by the user
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// and should be set in the main unit when the page looses focus
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// (I don't think the alarm goes off unless the user leaves the
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// CAL3 page after setting it).
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bool _alarmSet;
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// Calculate the alarm time based on the alarm-in value
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void CalcAlarmTime();
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// Calculate alarm-in based on the alarm time.
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void CalcAlarmIn();
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// Calculate the difference between 2 hr:min times.
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// It is assumed that the second time is always later than the first one
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// ie. that the day has wrapped if the second one is less,
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// but is limited to intervals of < 24hr.
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void TimeDiff(int hr1, int min1, int hr2, int min2, int &hrDiff, int &minDiff);
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};
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inline ostream& operator<< (ostream& out, const ClockTime& t) {
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return(out << t._hr << ':' << t._min);
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}
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#endif // _KLN89_PAGE_CAL
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