source: ntrip/trunk/BNC/src/map/bncmapwin.cpp @ 8260

Last change on this file since 8260 was 8260, checked in by stuerze, 19 months ago

see #105: adaptations to allow for QtWebkit? or QtWebEngine? according to it's availability

File size: 5.4 KB
Line 
1// Part of BNC, a utility for retrieving decoding and
2// converting GNSS data streams from NTRIP broadcasters.
3//
4// Copyright (C) 2007
5// German Federal Agency for Cartography and Geodesy (BKG)
6// http://www.bkg.bund.de
7// Czech Technical University Prague, Department of Geodesy
8// http://www.fsv.cvut.cz
9//
10// Email: euref-ip@bkg.bund.de
11//
12// This program is free software; you can redistribute it and/or
13// modify it under the terms of the GNU General Public License
14// as published by the Free Software Foundation, version 2.
15//
16// This program is distributed in the hope that it will be useful,
17// but WITHOUT ANY WARRANTY; without even the implied warranty of
18// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19// GNU General Public License for more details.
20//
21// You should have received a copy of the GNU General Public License
22// along with this program; if not, write to the Free Software
23// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
24
25/* -------------------------------------------------------------------------
26 * BKG NTRIP Client
27 * -------------------------------------------------------------------------
28 *
29 * Class:      bncMapWin
30 *
31 * Purpose:    Displays the Google Map
32 *
33 * Author:     L. Mervart
34 *
35 * Created:    08-Jun-2013
36 *
37 * Changes:
38 *
39 * -----------------------------------------------------------------------*/
40
41#include "map/bncmapwin.h"
42#include "bncsettings.h"
43#include "bncutils.h"
44
45// Constructor
46////////////////////////////////////////////////////////////////////////////
47bncMapWin::bncMapWin(QWidget* parent) : QDialog(parent) {
48
49  const int ww = QFontMetrics(font()).width('w');
50
51  setWindowTitle("BNC: Map View");
52
53  // Current Coordinates
54  // -------------------
55  _currLat = 50.09057949; // BKG latitude
56  _currLon =  8.66496871; // BKG longitude
57
58#ifdef QT_WEBENGINE
59  _webView = new QWebEngineView(this);
60#else
61  _webView = new QWebView(this);
62#endif
63
64  connect(_webView, SIGNAL(loadFinished(bool)), this, SLOT(slotInitMap(bool)));
65
66  // Plot Required Station
67  // ---------------------
68  bncSettings settings;
69  _staID = settings.value("PPP/plotCoordinates").toByteArray();
70
71  // Proxy Settings
72  // --------------
73  QString proxyHost = settings.value("proxyHost").toString();
74  int     proxyPort = settings.value("proxyPort").toInt();
75  if (!proxyHost.isEmpty()) {
76    QNetworkProxy proxy(QNetworkProxy::HttpProxy, proxyHost, proxyPort);
77    _webView->page()->networkAccessManager()->setProxy(proxy);
78  }
79
80  loadHtmlPage();
81
82  _webView->show();
83
84  _statusLabel = new QLabel;
85
86  // Layout
87  // ------
88  QHBoxLayout* statusLayout = new QHBoxLayout;
89  statusLayout->addWidget(_statusLabel);
90
91  QVBoxLayout* mainLayout = new QVBoxLayout(this);
92  mainLayout->addWidget(_webView);
93  mainLayout->addLayout(statusLayout);
94
95  setLayout(mainLayout);
96  resize(60*ww, 60*ww);
97
98  show();
99}
100
101// Destructor
102////////////////////////////////////////////////////////////////////////////
103bncMapWin::~bncMapWin() {
104}
105
106//
107////////////////////////////////////////////////////////////////////////////
108void bncMapWin::loadHtmlPage() {
109
110  bncSettings settings;
111
112  QFile htmlFile;
113  if (settings.value("PPP/useOpenStreetMap").toBool()) {
114    htmlFile.setFileName(":/map/map_osm.html");
115  }
116  else {
117    htmlFile.setFileName(":/map/map_gm.html");
118  }
119  if (!htmlFile.open(QFile::ReadOnly)) {
120    qDebug() << "bncMapWin:: cannot open html file";
121    return;
122  }
123
124  QTextStream stream(&htmlFile);
125  QString html = stream.readAll();
126
127  _webView->setHtml(html);
128}
129
130//
131////////////////////////////////////////////////////////////////////////////
132void bncMapWin::slotInitMap(bool isOk) {
133  if (!isOk) {
134    return;
135  }
136  bncSettings settings;
137  int mapWinDotSize = settings.value("PPP/mapWinDotSize").toInt();
138  int mapWinDotColor = 1;
139  if (settings.value("PPP/mapWinDotColor").toString() == "yellow") {
140    mapWinDotColor = 2;
141  }
142  QString location = QString("%1, %2, %3, %4").arg(_currLat,0,'f',8).arg(_currLon,0,'f',8).arg(mapWinDotSize).arg(mapWinDotColor);
143  _webView->page()->mainFrame()->evaluateJavaScript(QString("initialize( %1 )").arg(location));
144}
145
146//
147////////////////////////////////////////////////////////////////////////////
148void bncMapWin::gotoLocation(double lat, double lon) {
149  _currLat = lat;
150  _currLon = lon;
151  //// beg test
152  // _currLat += 0.00001;
153  // _currLon += 0.00001;
154  //// end test
155
156  int    latDeg, latMin;
157  double latSec;
158  deg2DMS(lat, latDeg, latMin, latSec);
159
160  int    lonDeg, lonMin;
161  double lonSec;
162  deg2DMS(lon, lonDeg, lonMin, lonSec);
163
164  QString lblStr=QString("Latitude: %1 %2 %3    Longitude: %4 %5 %6")
165                         .arg(latDeg).arg(latMin).arg(latSec,0,'f',4)
166                         .arg(lonDeg).arg(lonMin).arg(lonSec,0,'f',4);
167  _statusLabel->setText(lblStr);
168
169  QString location = QString("%1, %2").arg(_currLat,0,'f',8).arg(_currLon,0,'f',8);
170  _webView->page()->mainFrame()->evaluateJavaScript(QString("gotoLocation( %1 )").arg(location));
171}
172
173//
174////////////////////////////////////////////////////////////////////////////
175void bncMapWin::slotNewPosition(QByteArray staID, bncTime /* time */, QVector<double> xx) {
176  if (!_staID.isEmpty() && _staID != staID) {
177    return;
178  }
179  double ell[3];
180  xyz2ell(xx.data(), ell);
181  gotoLocation(ell[0]*180.0/M_PI, ell[1]*180.0/M_PI);
182}
183
184// Close Dialog gracefully
185////////////////////////////////////////////////////////////////////////////
186void bncMapWin::closeEvent(QCloseEvent* event) {
187  emit mapClosed();
188  QDialog::closeEvent(event);
189}
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