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 - daveluff AT ntlworld.com
   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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  21 //
  22 // $Id$
  23
  24 #ifdef HAVE_CONFIG_H
  25 #  include "config.h"
  26 #endif
  27
  28 #include "kln89_page_vor.hxx"
  29 #include <Navaids/navrecord.hxx>
  30
  31 using std::string;
  32
  33 KLN89VorPage::KLN89VorPage(KLN89* parent)
  34 : KLN89Page(parent) {
  35         _nSubPages = 2;
  36         _subPage = 0;
  37         _name = "VOR";
  38         _vor_id = "OSI";        // TODO - check a property for an initial value to allow user-override.
  39         np = NULL;
  40 }
  41
  42 KLN89VorPage::~KLN89VorPage() {
  43 }
  44
  45 void KLN89VorPage::Update(double dt) {
  46         bool actPage = (_kln89->_activePage->GetName() == "ACT" ? true : false);
  47         bool multi;  // Not set by FindFirst...
  48         bool exact = false;
  49         if(_vor_id.size() == 3) exact = true;
  50         if(np == NULL) {
  51                 np = _kln89->FindFirstVorById(_vor_id, multi, exact);
  52         } else if(np->get_ident() != _vor_id) {
  53                 np = _kln89->FindFirstVorById(_vor_id, multi, exact);
  54         }
  55         //if(np == NULL) cout << "NULL... ";
  56         //if(b == false) cout << "false...\n";
  57         /*
  58         if(np && b) {
  59                 cout << "VOR FOUND!\n";
  60         } else {
  61                 cout << ":-(\n";
  62         }
  63         */
  64         if(np) {
  65                 //cout << np->id << '\n';
  66                 _vor_id = np->get_ident();
  67                 if(_kln89->GetActiveWaypoint()) {
  68                         if(_vor_id == _kln89->GetActiveWaypoint()->id) {
  69                                 if(!(_kln89->_waypointAlert && _kln89->_blink)) {
  70                                         // Active waypoint arrow
  71                                         _kln89->DrawSpecialChar(4, 2, 0, 3);
  72                                 }
  73                         }
  74                 }
  75                 if(_kln89->_mode != KLN89_MODE_CRSR) {
  76                         if(!_entInvert) {
  77                                 if(!actPage) {
  78                                         _kln89->DrawText(np->get_ident(), 2, 1, 3);
  79                                 } else {
  80                                         // If it's the ACT page, The ID is shifted slightly right to make space for the waypoint index.
  81                                         _kln89->DrawText(np->get_ident(), 2, 4, 3);
  82                                         char buf[3];
  83                                         int n = snprintf(buf, 3, "%i", _kln89->GetActiveWaypointIndex() + 1);
  84                                         _kln89->DrawText((string)buf, 2, 3 - n, 3);
  85                                 }
  86                         } else {
  87                                 if(!_kln89->_blink) {
  88                                         _kln89->DrawText(np->get_ident(), 2, 1, 3, false, 99);
  89                                         _kln89->DrawEnt();
  90                                 }
  91                         }
  92                 }
  93                 if(_subPage == 0) {
  94                         //// TODO - will almost certainly have to process freq below for FG
  95                         _kln89->DrawFreq(np->get_freq(), 2, 9, 3);
  96                         // TODO - trim VOR-DME from the name, convert to uppercase, abbreviate, etc
  97                         _kln89->DrawText(np->name(), 2, 0, 2);
  98                         //cout << np->lat << "... ";
  99                         _kln89->DrawLatitude(np->get_lat(), 2, 3, 1);
 100                         _kln89->DrawLongitude(np->get_lon(), 2, 3, 0);
 101                 } else {
 102                         _kln89->DrawText("Mag Var", 2, 0, 2);
 103                         ////float mvf = np->magvar * SG_RADIANS_TO_DEGREES;
 104                         //// TODO FIXME BELOW
 105                         float mvf = 0.0;
 106                         _kln89->DrawChar((mvf <= 0 ? 'E' : 'W'), 2, 9, 2);
 107                         int mvi = (int)(fabs(mvf) + 0.5);
 108                         string mvs = GPSitoa(mvi);
 109                         _kln89->DrawText(mvs, 2, 13 - mvs.size(), 2);
 110                         _kln89->DrawSpecialChar(0, 2, 13, 2);
 111                         _kln89->DrawDirDistField(np->get_lat() * SG_DEGREES_TO_RADIANS, np->get_lon() * SG_DEGREES_TO_RADIANS, 2, 0, 0,
 112                                                  _to_flag, (_kln89->_mode == KLN89_MODE_CRSR && _uLinePos == 4 ? true : false));
 113                 }
 114         } else {
 115                 if(_kln89->_mode != KLN89_MODE_CRSR) _kln89->DrawText(_vor_id, 2, 1, 3);
 116                 if(_subPage == 0) {
 117                         _kln89->DrawText("---.--", 2, 9, 3);
 118                         _kln89->DrawText("--------------", 2, 0, 2);
 119                         _kln89->DrawText("- -- --.--'", 2, 3, 1);
 120                         _kln89->DrawText("---- --.--'", 2, 3, 0);
 121                         _kln89->DrawSpecialChar(0, 2, 7, 1);
 122                         _kln89->DrawSpecialChar(0, 2, 7, 0);
 123                 }
 124         }
 125
 126         if(_kln89->_mode == KLN89_MODE_CRSR) {
 127                 if(_uLinePos > 0 && _uLinePos < 4) {
 128                         // TODO - blink as well
 129                         _kln89->Underline(2, _uLinePos, 3, 1);
 130                 }
 131                 for(unsigned int i = 0; i < _vor_id.size(); ++i) {
 132                         if(_uLinePos != (i + 1)) {
 133                                 _kln89->DrawChar(_vor_id[i], 2, i + 1, 3);
 134                         } else {
 135                                 if(!_kln89->_blink) _kln89->DrawChar(_vor_id[i], 2, i + 1, 3);
 136                         }
 137                 }
 138         }
 139
 140         _id = _vor_id;
 141
 142         KLN89Page::Update(dt);
 143 }
 144
 145 void KLN89VorPage::SetId(const string& s) {
 146         _last_vor_id = _vor_id;
 147         _save_vor_id = _vor_id;
 148         _vor_id = s;
 149         np = NULL;
 150 }
 151
 152 void KLN89VorPage::CrsrPressed() {
 153         if(_kln89->_mode == KLN89_MODE_DISP) return;
 154         if(_kln89->_obsMode) {
 155                 _uLinePos = 0;
 156         } else {
 157                 _uLinePos = 1;
 158         }
 159         if(_subPage == 0) {
 160                 _maxULinePos = 17;
 161         } else {
 162                 _maxULinePos = 4;
 163         }
 164 }
 165
 166 void KLN89VorPage::ClrPressed() {
 167         if(_subPage == 1 && _uLinePos == 4) {
 168                 _to_flag = !_to_flag;
 169         }
 170 }
 171
 172 void KLN89VorPage::EntPressed() {
 173         if(_entInvert) {
 174                 _entInvert = false;
 175                 _entInvert = false;
 176                 if(_kln89->_dtoReview) {
 177                         _kln89->DtoInitiate(_vor_id);
 178                 } else {
 179                         _last_vor_id = _vor_id;
 180                         _vor_id = _save_vor_id;
 181                 }
 182         }
 183 }
 184
 185 void KLN89VorPage::Knob2Left1() {
 186         if(_kln89->_mode != KLN89_MODE_CRSR || _uLinePos == 0) {
 187                 KLN89Page::Knob2Left1();
 188         } else {
 189                 if(_uLinePos < 4) {
 190                         // Same logic for both pages - set the ID
 191                         _vor_id = _vor_id.substr(0, _uLinePos);
 192                         // ASSERT(_uLinePos > 0);
 193                         if(_uLinePos == (_vor_id.size() + 1)) {
 194                                 _vor_id += '9';
 195                         } else {
 196                                 _vor_id[_uLinePos - 1] = _kln89->DecChar(_vor_id[_uLinePos - 1], (_uLinePos == 1 ? false : true));
 197                         }
 198                 } else {
 199                         if(_subPage == 0) {
 200                                 // set by name
 201                         } else {
 202                                 // NO-OP - from/to field is switched by clr button, not inner knob.
 203                         }
 204                 }
 205         }
 206 }
 207
 208 void KLN89VorPage::Knob2Right1() {
 209         if(_kln89->_mode != KLN89_MODE_CRSR || _uLinePos == 0) {
 210                 KLN89Page::Knob2Right1();
 211         } else {
 212                 if(_uLinePos < 4) {
 213                         // Same logic for both pages - set the ID
 214                         _vor_id = _vor_id.substr(0, _uLinePos);
 215                         // ASSERT(_uLinePos > 0);
 216                         if(_uLinePos == (_vor_id.size() + 1)) {
 217                                 _vor_id += 'A';
 218                         } else {
 219                                 _vor_id[_uLinePos - 1] = _kln89->IncChar(_vor_id[_uLinePos - 1], (_uLinePos == 1 ? false : true));
 220                         }
 221                 } else {
 222                         if(_subPage == 0) {
 223                                 // set by name
 224                         } else {
 225                                 // NO-OP - from/to field is switched by clr button, not inner knob.
 226                         }
 227                 }
 228         }
 229 }