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