src/Instrumentation/KLN89/kln89_page_vor.cxx

   1 // kln89_page_*.[ch]xx - this file is one of the "pages" that
   2 //                       are used in the KLN89 GPS unit simulation.
   3 //
   4 // Written by David Luff, started 2005.
   5 //
   6 // Copyright (C) 2005 - David C Luff - david.luff@nottingham.ac.uk
   7 //
   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.
  12 //
  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.
  17 //
  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.
  21 //
  22 // $Id$
  23
  24 #include "kln89_page_vor.hxx"
  25
  26 KLN89VorPage::KLN89VorPage(KLN89* parent)
  27 : KLN89Page(parent) {
  28         _nSubPages = 2;
  29         _subPage = 0;
  30         _name = "VOR";
  31         _vor_id = "OSI";        // TODO - check a property for an initial value to allow user-override.
  32         np = NULL;
  33 }
  34
  35 KLN89VorPage::~KLN89VorPage() {
  36 }
  37
  38 void KLN89VorPage::Update(double dt) {
  39         bool actPage = (_kln89->_activePage->GetName() == "ACT" ? true : false);
  40         bool multi;  // Not set by FindFirst...
  41         bool exact = false;
  42         if(_vor_id.size() == 3) exact = true;
  43         if(np == NULL) {
  44                 np = _kln89->FindFirstVorById(_vor_id, multi, exact);
  45         } else if(np->get_ident() != _vor_id) {
  46                 np = _kln89->FindFirstVorById(_vor_id, multi, exact);
  47         }
  48         //if(np == NULL) cout << "NULL... ";
  49         //if(b == false) cout << "false...\n";
  50         /*
  51         if(np && b) {
  52                 cout << "VOR FOUND!\n";
  53         } else {
  54                 cout << ":-(\n";
  55         }
  56         */
  57         if(np) {
  58                 //cout << np->id << '\n';
  59                 _vor_id = np->get_ident();
  60                 if(_kln89->GetActiveWaypoint()) {
  61                         if(_vor_id == _kln89->GetActiveWaypoint()->id) {
  62                                 if(!(_kln89->_waypointAlert && _kln89->_blink)) {
  63                                         // Active waypoint arrow
  64                                         _kln89->DrawSpecialChar(4, 2, 0, 3);
  65                                 }
  66                         }
  67                 }
  68                 if(_kln89->_mode != KLN89_MODE_CRSR) {
  69                         if(!_entInvert) {
  70                                 if(!actPage) {
  71                                         _kln89->DrawText(np->get_ident(), 2, 1, 3);
  72                                 } else {
  73                                         // If it's the ACT page, The ID is shifted slightly right to make space for the waypoint index.
  74                                         _kln89->DrawText(np->get_ident(), 2, 4, 3);
  75                                         char buf[3];
  76                                         int n = snprintf(buf, 3, "%i", _kln89->GetActiveWaypointIndex() + 1);
  77                                         _kln89->DrawText((string)buf, 2, 3 - n, 3);
  78                                 }
  79                         } else {
  80                                 if(!_kln89->_blink) {
  81                                         _kln89->DrawText(np->get_ident(), 2, 1, 3, false, 99);
  82                                         _kln89->DrawEnt();
  83                                 }
  84                         }
  85                 }
  86                 if(_subPage == 0) {
  87                         //// TODO - will almost certainly have to process freq below for FG
  88                         _kln89->DrawFreq(np->get_freq(), 2, 9, 3);
  89                         // TODO - trim VOR-DME from the name, convert to uppercase, abbreviate, etc
  90                         _kln89->DrawText(np->get_name(), 2, 0, 2);
  91                         //cout << np->lat << "... ";
  92                         _kln89->DrawLatitude(np->get_lat(), 2, 3, 1);
  93                         _kln89->DrawLongitude(np->get_lon(), 2, 3, 0);
  94                 } else {
  95                         _kln89->DrawText("Mag Var", 2, 0, 2);
  96                         ////float mvf = np->magvar * SG_RADIANS_TO_DEGREES;
  97                         //// TODO FIXME BELOW
  98                         float mvf = 0.0;
  99                         _kln89->DrawChar((mvf <= 0 ? 'E' : 'W'), 2, 9, 2);
 100                         int mvi = (int)(fabs(mvf) + 0.5);
 101                         string mvs = GPSitoa(mvi);
 102                         _kln89->DrawText(mvs, 2, 13 - mvs.size(), 2);
 103                         _kln89->DrawSpecialChar(0, 2, 13, 2);
 104                         _kln89->DrawDirDistField(np->get_lat() * SG_DEGREES_TO_RADIANS, np->get_lon() * SG_DEGREES_TO_RADIANS, 2, 0, 0,
 105                                                  _to_flag, (_kln89->_mode == KLN89_MODE_CRSR && _uLinePos == 4 ? true : false));
 106                 }
 107         } else {
 108                 if(_kln89->_mode != KLN89_MODE_CRSR) _kln89->DrawText(_vor_id, 2, 1, 3);
 109                 if(_subPage == 0) {
 110                         _kln89->DrawText("---.--", 2, 9, 3);
 111                         _kln89->DrawText("--------------", 2, 0, 2);
 112                         _kln89->DrawText("- -- --.--'", 2, 3, 1);
 113                         _kln89->DrawText("---- --.--'", 2, 3, 0);
 114                         _kln89->DrawSpecialChar(0, 2, 7, 1);
 115                         _kln89->DrawSpecialChar(0, 2, 7, 0);
 116                 }
 117         }
 118
 119         if(_kln89->_mode == KLN89_MODE_CRSR) {
 120                 if(_uLinePos > 0 && _uLinePos < 4) {
 121                         // TODO - blink as well
 122                         _kln89->Underline(2, _uLinePos, 3, 1);
 123                 }
 124                 for(unsigned int i = 0; i < _vor_id.size(); ++i) {
 125                         if(_uLinePos != (i + 1)) {
 126                                 _kln89->DrawChar(_vor_id[i], 2, i + 1, 3);
 127                         } else {
 128                                 if(!_kln89->_blink) _kln89->DrawChar(_vor_id[i], 2, i + 1, 3);
 129                         }
 130                 }
 131         }
 132
 133         _id = _vor_id;
 134
 135         KLN89Page::Update(dt);
 136 }
 137
 138 void KLN89VorPage::SetId(string s) {
 139         _last_vor_id = _vor_id;
 140         _save_vor_id = _vor_id;
 141         _vor_id = s;
 142         np = NULL;
 143 }
 144
 145 void KLN89VorPage::CrsrPressed() {
 146         if(_kln89->_mode == KLN89_MODE_DISP) return;
 147         if(_kln89->_obsMode) {
 148                 _uLinePos = 0;
 149         } else {
 150                 _uLinePos = 1;
 151         }
 152         if(_subPage == 0) {
 153                 _maxULinePos = 17;
 154         } else {
 155                 _maxULinePos = 4;
 156         }
 157 }
 158
 159 void KLN89VorPage::ClrPressed() {
 160         if(_subPage == 1 && _uLinePos == 4) {
 161                 _to_flag = !_to_flag;
 162         }
 163 }
 164
 165 void KLN89VorPage::EntPressed() {
 166         if(_entInvert) {
 167                 _entInvert = false;
 168                 _last_vor_id = _vor_id;
 169                 _vor_id = _save_vor_id;
 170         }
 171 }
 172
 173 void KLN89VorPage::Knob2Left1() {
 174         if(_kln89->_mode != KLN89_MODE_CRSR || _uLinePos == 0) {
 175                 KLN89Page::Knob2Left1();
 176         } else {
 177                 if(_uLinePos < 4) {
 178                         // Same logic for both pages - set the ID
 179                         _vor_id = _vor_id.substr(0, _uLinePos);
 180                         // ASSERT(_uLinePos > 0);
 181                         if(_uLinePos == (_vor_id.size() + 1)) {
 182                                 _vor_id += '9';
 183                         } else {
 184                                 _vor_id[_uLinePos - 1] = _kln89->DecChar(_vor_id[_uLinePos - 1], (_uLinePos == 1 ? false : true));
 185                         }
 186                 } else {
 187                         if(_subPage == 0) {
 188                                 // set by name
 189                         } else {
 190                                 // NO-OP - from/to field is switched by clr button, not inner knob.
 191                         }
 192                 }
 193         }
 194 }
 195
 196 void KLN89VorPage::Knob2Right1() {
 197         if(_kln89->_mode != KLN89_MODE_CRSR || _uLinePos == 0) {
 198                 KLN89Page::Knob2Right1();
 199         } else {
 200                 if(_uLinePos < 4) {
 201                         // Same logic for both pages - set the ID
 202                         _vor_id = _vor_id.substr(0, _uLinePos);
 203                         // ASSERT(_uLinePos > 0);
 204                         if(_uLinePos == (_vor_id.size() + 1)) {
 205                                 _vor_id += 'A';
 206                         } else {
 207                                 _vor_id[_uLinePos - 1] = _kln89->IncChar(_vor_id[_uLinePos - 1], (_uLinePos == 1 ? false : true));
 208                         }
 209                 } else {
 210                         if(_subPage == 0) {
 211                                 // set by name
 212                         } else {
 213                                 // NO-OP - from/to field is switched by clr button, not inner knob.
 214                         }
 215                 }
 216         }
 217 }