1 // kln89_page_*.[ch]xx - this file is one of the "pages" that
2 // are used in the KLN89 GPS unit simulation.
4 // Written by David Luff, started 2005.
6 // Copyright (C) 2005 - David C Luff - david.luff@nottingham.ac.uk
8 // This program is free software; you can redistribute it and/or
9 // modify it under the terms of the GNU General Public License as
10 // published by the Free Software Foundation; either version 2 of the
11 // License, or (at your option) any later version.
13 // This program is distributed in the hope that it will be useful, but
14 // WITHOUT ANY WARRANTY; without even the implied warranty of
15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 // General Public License for more details.
18 // You should have received a copy of the GNU General Public License
19 // along with this program; if not, write to the Free Software
20 // Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
24 #include "kln89_page_int.hxx"
26 KLN89IntPage::KLN89IntPage(KLN89* parent)
38 KLN89IntPage::~KLN89IntPage() {
41 void KLN89IntPage::Update(double dt) {
42 bool actPage = (_kln89->_activePage->GetName() == "ACT" ? true : false);
43 bool multi; // Not set by FindFirst...
45 if(_int_id.size() == 5) exact = true;
47 _fp = _kln89->FindFirstIntById(_int_id, multi, exact);
48 } else if(_fp->get_ident() != _int_id) {
49 _fp = _kln89->FindFirstIntById(_int_id, multi, exact);
53 _int_id = _fp->get_ident();
54 if(_kln89->GetActiveWaypoint()) {
55 if(_int_id == _kln89->GetActiveWaypoint()->id) {
56 if(!(_kln89->_waypointAlert && _kln89->_blink)) {
57 // Active waypoint arrow
58 _kln89->DrawSpecialChar(4, 2, 0, 3);
62 if(_int_id != _last_int_id) {
63 _nearestVor = _kln89->FindClosestVor(_fp->get_lat() * SG_DEGREES_TO_RADIANS, _fp->get_lon() * SG_DEGREES_TO_RADIANS);
65 _nvRadial = _kln89->GetMagHeadingFromTo(_nearestVor->get_lat() * SG_DEGREES_TO_RADIANS, _nearestVor->get_lon() * SG_DEGREES_TO_RADIANS,
66 _fp->get_lat() * SG_DEGREES_TO_RADIANS, _fp->get_lon() * SG_DEGREES_TO_RADIANS);
67 _nvDist = _kln89->GetGreatCircleDistance(_nearestVor->get_lat() * SG_DEGREES_TO_RADIANS, _nearestVor->get_lon() * SG_DEGREES_TO_RADIANS,
68 _fp->get_lat() * SG_DEGREES_TO_RADIANS, _fp->get_lon() * SG_DEGREES_TO_RADIANS);
69 _refNav = _nearestVor; // TODO - check that this *always* holds - eg. when changing INT id after explicitly setting ref nav
70 // but with no loss of focus.
74 _last_int_id = _int_id;
76 if(_kln89->_mode != KLN89_MODE_CRSR) {
79 _kln89->DrawText(_fp->get_ident(), 2, 1, 3);
81 // If it's the ACT page, The ID is shifted slightly right to make space for the waypoint index.
82 _kln89->DrawText(_fp->get_ident(), 2, 4, 3);
84 int n = snprintf(buf, 3, "%i", _kln89->GetActiveWaypointIndex() + 1);
85 _kln89->DrawText((string)buf, 2, 3 - n, 3);
86 // We also draw an I to differentiate INT from USR when it's the ACT page
87 _kln89->DrawText("I", 2, 11, 3);
91 _kln89->DrawText(_fp->get_ident(), 2, 1, 3, false, 99);
97 _kln89->DrawLatitude(_fp->get_lat(), 2, 3, 2);
98 _kln89->DrawLongitude(_fp->get_lon(), 2, 3, 1);
99 _kln89->DrawDirDistField(_fp->get_lat() * SG_DEGREES_TO_RADIANS, _fp->get_lon() * SG_DEGREES_TO_RADIANS, 2, 0, 0,
100 _to_flag, (_kln89->_mode == KLN89_MODE_CRSR && _uLinePos == 6 ? true : false));
102 _kln89->DrawText("Ref:", 2, 1, 2);
103 _kln89->DrawText("Rad:", 2, 1, 1);
104 _kln89->DrawText("Dis:", 2, 1, 0);
106 _kln89->DrawText(_refNav->get_ident(), 2, 9, 2); // TODO - flash and allow to change if under cursor
107 //_kln89->DrawHeading(_nvRadial, 2, 11, 1);
108 //_kln89->DrawDist(_nvDist, 2, 11, 0);
109 // Currently our draw heading and draw dist functions don't do as many decimal points as we want here,
110 // so draw it ourselves!
113 snprintf(buf, 6, "%.1f", _nvRadial);
115 _kln89->DrawText(s, 2, 13 - s.size(), 1);
116 _kln89->DrawSpecialChar(0, 2, 13, 1); // Degrees symbol
119 d *= (_kln89->_distUnits == GPS_DIST_UNITS_NM ? 1.0 : SG_NM_TO_METER * 0.001);
120 snprintf(buf, 9, "%.1f", d);
122 s += (_kln89->_distUnits == GPS_DIST_UNITS_NM ? "nm" : "Km");
123 _kln89->DrawText(s, 2, 14 - s.size(), 0);
127 // TODO - when we leave the page with invalid id and return it should
128 // revert to showing the last valid id. Same for vor/ndb/probably apt etc.
129 if(_kln89->_mode != KLN89_MODE_CRSR) _kln89->DrawText(_int_id, 2, 1, 3);
131 _kln89->DrawText("- -- --.--'", 2, 3, 2);
132 _kln89->DrawText("---- --.--'", 2, 3, 1);
133 _kln89->DrawSpecialChar(0, 2, 7, 2);
134 _kln89->DrawSpecialChar(0, 2, 7, 1);
135 _kln89->DrawText(">--- ----", 2, 0, 0);
136 _kln89->DrawSpecialChar(0, 2, 4, 0);
137 _kln89->DrawText(_to_flag ? "To" : "Fr", 2, 5, 0);
138 _kln89->DrawText(_kln89->_distUnits == GPS_DIST_UNITS_NM ? "nm" : "km", 2, 12, 0);
142 if(_kln89->_mode == KLN89_MODE_CRSR) {
143 if(_uLinePos > 0 && _uLinePos < 6) {
144 // TODO - blink as well
145 _kln89->Underline(2, _uLinePos, 3, 1);
147 for(unsigned int i = 0; i < _int_id.size(); ++i) {
148 if(_uLinePos != (i + 1)) {
149 _kln89->DrawChar(_int_id[i], 2, i + 1, 3);
151 if(!_kln89->_blink) _kln89->DrawChar(_int_id[i], 2, i + 1, 3);
156 // TODO - fix this duplication - use _id instead of _apt_id, _vor_id, _ndb_id, _int_id etc!
159 KLN89Page::Update(dt);
162 void KLN89IntPage::SetId(string s) {
163 _last_int_id = _int_id;
164 _save_int_id = _int_id;
169 void KLN89IntPage::CrsrPressed() {
170 if(_kln89->_mode == KLN89_MODE_DISP) return;
171 if(_kln89->_obsMode) {
183 void KLN89IntPage::ClrPressed() {
184 if(_subPage == 0 && _uLinePos == 6) {
185 _to_flag = !_to_flag;
189 void KLN89IntPage::EntPressed() {
192 _last_int_id = _int_id;
193 _int_id = _save_int_id;
197 void KLN89IntPage::Knob2Left1() {
198 if(_kln89->_mode != KLN89_MODE_CRSR || _uLinePos == 0) {
199 KLN89Page::Knob2Left1();
202 // Same logic for both pages - set the ID
203 _int_id = _int_id.substr(0, _uLinePos);
204 // ASSERT(_uLinePos > 0);
205 if(_uLinePos == (_int_id.size() + 1)) {
208 _int_id[_uLinePos - 1] = _kln89->DecChar(_int_id[_uLinePos - 1], (_uLinePos == 1 ? false : true));
212 // NO-OP - from/to field is switched by clr button, not inner knob.
214 // TODO - LNR type field.
220 void KLN89IntPage::Knob2Right1() {
221 if(_kln89->_mode != KLN89_MODE_CRSR || _uLinePos == 0) {
222 KLN89Page::Knob2Right1();
225 // Same logic for both pages - set the ID
226 _int_id = _int_id.substr(0, _uLinePos);
227 // ASSERT(_uLinePos > 0);
228 if(_uLinePos == (_int_id.size() + 1)) {
231 _int_id[_uLinePos - 1] = _kln89->IncChar(_int_id[_uLinePos - 1], (_uLinePos == 1 ? false : true));
235 // NO-OP - from/to field is switched by clr button, not inner knob.
237 // TODO - LNR type field.