313 lines
9.1 KiB
C++
313 lines
9.1 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.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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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include "kln89_page_dir.hxx"
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#include <Main/fg_props.hxx>
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using std::string;
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KLN89DirPage::KLN89DirPage(KLN89* parent)
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: KLN89Page(parent) {
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_nSubPages = 1;
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_subPage = 0;
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_name = "DIR";
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_maxULinePos = 4;
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_DToWpDispMode = 2;
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}
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KLN89DirPage::~KLN89DirPage() {
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}
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void KLN89DirPage::Update(double dt) {
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// TODO - this can apparently be "ACTIVATE:" under some circumstances
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_kln89->DrawText("DIRECT TO:", 2, 2, 3);
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if(_kln89->_mode == KLN89_MODE_CRSR) {
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string s = _id;
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while(s.size() < 5) s += ' ';
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if(_DToWpDispMode == 0) {
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if(!_kln89->_blink) {
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_kln89->DrawText(s, 2, 4, 1, false, 99);
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_kln89->DrawEnt(1, 0, 1);
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}
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} else if(_DToWpDispMode == 1) {
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if(!_kln89->_blink) {
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_kln89->DrawText(s, 2, 4, 1, false, _uLinePos);
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_kln89->DrawEnt(1, 0, 1);
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}
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_kln89->Underline(2, 4, 1, 5);
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} else {
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if(!_kln89->_blink) _kln89->DrawText("_____", 2, 4, 1);
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_kln89->Underline(2, 4, 1, 5);
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}
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} else {
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_kln89->DrawText("_____", 2, 4, 1);
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}
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KLN89Page::Update(dt);
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}
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// This can only be called from the KLN89 when DTO is pressed from outside of the DIR page.
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// DO NOT USE IT to set _id internally from the DIR page, since it initialises various state
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// based on the assumption that the DIR page is being first entered.
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void KLN89DirPage::SetId(const string& s) {
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if(s.size()) {
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_id = s;
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_DToWpDispMode = 0;
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if(!_kln89->_activeFP->IsEmpty()) {
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_DToWpDispIndex = (int)_kln89->_activeFP->waypoints.size() - 1;
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}
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} else {
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_DToWpDispMode = 2;
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}
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_saveMasterMode = _kln89->_mode;
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_uLinePos = 1; // Needed to stop Leg flashing
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}
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void KLN89DirPage::CrsrPressed() {
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// Pressing CRSR clears the ID field (from sim).
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_DToWpDispMode = 2;
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}
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void KLN89DirPage::ClrPressed() {
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if(_kln89->_mode == KLN89_MODE_CRSR) {
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if(_DToWpDispMode <= 1) {
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_DToWpDispMode = 2;
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_id.clear();
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} else {
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// Restore the original master mode
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_kln89->_mode = _saveMasterMode;
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// Stop displaying dir page
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_kln89->_activePage = _kln89->_pages[_kln89->_curPage];
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}
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} else {
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// TODO
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}
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}
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void KLN89DirPage::EntPressed() {
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// Trim any RH whitespace from _id
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while(!_id.empty()) {
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if(_id[_id.size()-1] == ' ') {
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_id = _id.substr(0, _id.size()-1);
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} else {
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// Important to break, since usr waypoint names may contain space.
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break;
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}
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}
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if(_DToWpDispMode == 2 || _id.empty()) {
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_kln89->DtoCancel();
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} else {
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if(_DToWpDispMode == 0) {
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// It's a waypoint from the active flightplan - these get processed without data page review.
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_kln89->DtoInitiate(_id);
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} else {
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// Display the appropriate data page for review (USR page if the ident is not currently valid)
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_kln89->_dtoReview = true;
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GPSWaypoint* wp = _kln89->FindFirstByExactId(_id);
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if(wp) {
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// Set the current page to be the appropriate data page
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_kln89->_curPage = wp->type;
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delete wp;
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} else {
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// Set the current page to be the user page
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_kln89->_curPage = 4;
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}
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// set the page ID and entInvert, and activate the current page.
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_kln89->_activePage = _kln89->_pages[_kln89->_curPage];
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_kln89->_activePage->SetId(_id);
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_kln89->_activePage->SetEntInvert(true);
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}
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}
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}
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void KLN89DirPage::Knob2Left1() {
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if(_kln89->_mode == KLN89_MODE_CRSR) {
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if(fgGetBool("/instrumentation/kln89/scan-pull")) {
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if(_DToWpDispMode == 2) {
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if(!_kln89->_activeFP->IsEmpty()) {
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// Switch to mode 0, set the position to the end of the active flightplan *and* run the mode 0 case.
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_DToWpDispMode = 0;
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_DToWpDispIndex = (int)_kln89->_activeFP->waypoints.size() - 1;
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}
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}
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if(_DToWpDispMode == 0) {
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// If the knob is pulled out, then the unit cycles through the waypoints of the active flight plan
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// (This is deduced from the Bendix-King sim, I haven't found it documented in the pilot guide).
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// If the active flight plan is empty it clears the field (this is possible, e.g. if a data page was
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// active when DTO was pressed).
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if(!_kln89->_activeFP->IsEmpty()) {
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if(_DToWpDispIndex == 0) {
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_DToWpDispIndex = (int)_kln89->_activeFP->waypoints.size() - 1;
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} else {
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_DToWpDispIndex--;
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}
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_id = _kln89->_activeFP->waypoints[_DToWpDispIndex]->id;
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} else {
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_DToWpDispMode = 2;
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}
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}
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// _DToWpDispMode == 1 is a NO-OP when the knob is out.
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} else {
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if(_DToWpDispMode == 0) {
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// If the knob is not pulled out, then turning it transitions the DIR page to the waypoint selection mode
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// and sets the waypoint to the first beginning with '9'
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_id = "9";
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GPSWaypoint* wp = _kln89->FindFirstById(_id);
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if(wp) {
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_id = wp->id;
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delete wp;
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}
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_uLinePos = 0;
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_DToWpDispMode = 1;
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} else if(_DToWpDispMode == 1) {
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while(_id.size() < (_uLinePos + 1)) {
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_id += ' ';
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}
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char ch = _id[_uLinePos];
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if(ch == ' ') {
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ch = '9';
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} else if(ch == '0') {
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ch = 'Z';
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} else if(ch == 'A') {
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// It seems that blanks are allowed within the name, but not for the first character
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if(_uLinePos == 0) {
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ch = '9';
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} else {
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ch = ' ';
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}
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} else {
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ch--;
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}
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_id[_uLinePos] = ch;
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GPSWaypoint* wp = _kln89->FindFirstById(_id.substr(0, _uLinePos+1));
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if(wp) {
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_id = wp->id;
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delete wp;
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}
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} else {
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_id = "9";
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GPSWaypoint* wp = _kln89->FindFirstById(_id);
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if(wp) {
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_id = wp->id;
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delete wp;
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}
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_uLinePos = 0;
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_DToWpDispMode = 1;
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}
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}
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} else {
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// If the cursor is not displayed, then we return to the page that was displayed prior to DTO being pressed,
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// and pass the knob turn to that page, whether pulled out or not.
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_kln89->_activePage = _kln89->_pages[_kln89->_curPage];
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_kln89->_activePage->Knob2Left1();
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}
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}
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void KLN89DirPage::Knob2Right1() {
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if(_kln89->_mode == KLN89_MODE_CRSR) {
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if(fgGetBool("/instrumentation/kln89/scan-pull")) {
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if(_DToWpDispMode == 2) {
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if(!_kln89->_activeFP->IsEmpty()) {
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// Switch to mode 0, set the position to the end of the active flightplan *and* run the mode 0 case.
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_DToWpDispMode = 0;
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_DToWpDispIndex = (int)_kln89->_activeFP->waypoints.size() - 1;
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}
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}
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if(_DToWpDispMode == 0) {
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// If the knob is pulled out, then the unit cycles through the waypoints of the active flight plan
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// (This is deduced from the Bendix-King sim, I haven't found it documented in the pilot guide).
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// If the active flight plan is empty it clears the field (this is possible, e.g. if a data page was
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// active when DTO was pressed).
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if(!_kln89->_activeFP->IsEmpty()) {
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if(_DToWpDispIndex == (int)_kln89->_activeFP->waypoints.size() - 1) {
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_DToWpDispIndex = 0;
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} else {
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_DToWpDispIndex++;
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}
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_id = _kln89->_activeFP->waypoints[_DToWpDispIndex]->id;
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} else {
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_DToWpDispMode = 2;
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}
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}
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// _DToWpDispMode == 1 is a NO-OP when the knob is out.
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} else {
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if(_DToWpDispMode == 0) {
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// If the knob is not pulled out, then turning it transitions the DIR page to the waypoint selection mode
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// and sets the waypoint to the first beginning with 'A'
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_id = "A";
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GPSWaypoint* wp = _kln89->FindFirstById(_id);
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if(wp) {
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_id = wp->id;
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delete wp;
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}
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_uLinePos = 0;
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_DToWpDispMode = 1;
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} else if(_DToWpDispMode == 1) {
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while(_id.size() < (_uLinePos + 1)) {
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_id += ' ';
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}
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char ch = _id[_uLinePos];
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if(ch == ' ') {
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ch = 'A';
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} else if(ch == 'Z') {
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ch = '0';
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} else if(ch == '9') {
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// It seems that blanks are allowed within the name, but not for the first character
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if(_uLinePos == 0) {
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ch = 'A';
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} else {
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ch = ' ';
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}
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} else {
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ch++;
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}
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_id[_uLinePos] = ch;
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GPSWaypoint* wp = _kln89->FindFirstById(_id.substr(0, _uLinePos+1));
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if(wp) {
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_id = wp->id;
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delete wp;
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}
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} else {
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_id = "A";
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GPSWaypoint* wp = _kln89->FindFirstById(_id);
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if(wp) {
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_id = wp->id;
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delete wp;
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}
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_uLinePos = 0;
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_DToWpDispMode = 1;
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}
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}
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} else {
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// If the cursor is not displayed, then we return to the page that was displayed prior to DTO being pressed,
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// and pass the knob turn to that page, whether pulled out or not.
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_kln89->_activePage = _kln89->_pages[_kln89->_curPage];
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_kln89->_activePage->Knob2Right1();
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}
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}
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