source: flair-src/trunk/tools/FlairGCS/src/Map.cpp@ 222

Last change on this file since 222 was 222, checked in by Sanahuja Guillaume, 6 years ago

allows realloc in graphs

File size: 9.6 KB
RevLine 
[10]1// %flair:license{
[15]2// This file is part of the Flair framework distributed under the
3// CECILL-C License, Version 1.0.
[10]4// %flair:license}
[9]5#include "Map.h"
6#include "Landmark.h"
7#include "Layout.h"
8#include "mapwidget.h"
9#include <QNetworkProxy>
10#include <QFormLayout>
11#include <QInputDialog>
12#include <QtGlobal>
13#include <QMenu>
14#include <QGeoMappingManager>
15#include <QGeoServiceProvider>
16#include <QComboBox>
17#include <QToolButton>
18#include <QCoreApplication>
19#include <qendian.h>
20
[62]21//todo: merge Map and mapwidget
22
[9]23using namespace QtMobility;
24
[15]25Map::Map(Layout *parent, int row, int col, QString name,
26 QList<QGeoCoordinate> coordinates, bool enabled, int period)
27 : DataRemote(name, "Map", parent, enabled, period) {
28 visible_widget = new QWidget();
29 visible_widget->setObjectName(name);
30 centeredpoint = 0;
[9]31
[15]32 mapTypes[QGraphicsGeoMap::StreetMap] = tr("Street map");
33 mapTypes[QGraphicsGeoMap::SatelliteMapDay] = tr("Satellite map (day)");
34 mapTypes[QGraphicsGeoMap::SatelliteMapNight] = tr("Satellite map (night)");
35 mapTypes[QGraphicsGeoMap::TerrainMap] = tr("Terrain map");
[9]36
[15]37 mapWidget = new MapWidget(this, visible_widget);
38 geoMap = 0;
[9]39
[15]40 QVBoxLayout *map_layout = new QVBoxLayout();
41 parent->getQGridLayout()->addLayout(map_layout, row, col);
42 QHBoxLayout *tool_layout = new QHBoxLayout();
43 map_layout->addLayout(tool_layout, 0);
[9]44
[15]45 QFormLayout *servicelayout = new QFormLayout();
46 serviceCombo = new QComboBox(visible_widget);
47 servicelayout->addRow("service: ", serviceCombo);
48 QFormLayout *maplayout = new QFormLayout();
49 mapTypeCombo = new QComboBox(visible_widget);
50 maplayout->addRow("map type: ", mapTypeCombo);
51 QFormLayout *proxylayout = new QFormLayout();
52 proxyCombo = new QComboBox(visible_widget);
53 proxylayout->addRow("proxy: ", proxyCombo);
[9]54
[15]55 if (findServices()) {
56 tool_layout->addLayout(servicelayout, 0);
57 tool_layout->addLayout(maplayout, 1);
58 tool_layout->addLayout(proxylayout, 2);
[9]59
[15]60 zoomin = new QToolButton(visible_widget);
61 zoomout = new QToolButton(visible_widget);
62 zoomInAction =
63 new QAction(QIcon(QPixmap(":zoomin.png")), tr("Zoom &In"), zoomin);
64 zoomOutAction =
65 new QAction(QIcon(QPixmap(":zoomout.png")), tr("Zoom &Out"), zoomout);
66 zoomin->setDefaultAction(zoomInAction);
67 zoomout->setDefaultAction(zoomOutAction);
68 tool_layout->addWidget(zoomin, 3);
69 tool_layout->addWidget(zoomout, 4);
70 connect(zoomInAction, SIGNAL(triggered()), this, SLOT(zoomIn()));
71 connect(zoomOutAction, SIGNAL(triggered()), this, SLOT(zoomOut()));
[9]72
[15]73 selectService(0);
[9]74
[15]75 findproxy();
[9]76
[15]77 connect(serviceCombo, SIGNAL(currentIndexChanged(int)), this,
78 SLOT(selectService(int)));
79 connect(mapTypeCombo, SIGNAL(currentIndexChanged(int)), this,
80 SLOT(changeMapType(int)));
81 connect(proxyCombo, SIGNAL(currentIndexChanged(int)), this,
82 SLOT(changeproxy(int)));
83 } else {
84 printf("Error, no services!\n");
85 mapWidget->setEnabled(false);
86 }
[9]87
[15]88 map_layout->addWidget(mapWidget, 1);
89 for (int i = 0; i < coordinates.size(); i++) {
90 mapWidget->AddLandmark((QGeoCoordinate &)coordinates.at(i));
91 }
[9]92}
93
[62]94Map::~Map() {
95 for (int i = 0; i < points.count(); i++) delete points.at(i);
96 delete mapWidget;
97}
98
[15]99bool Map::findServices(void) {
100 QCoreApplication::addLibraryPath(qgetenv("OECORE_HOST_SYSROOT") +
101 "/usr/lib/qt4/");
[9]102
[15]103 QStringList services = QGeoServiceProvider::availableServiceProviders();
[9]104
[15]105 if (services.isEmpty()) {
106 QGraphicsTextItem *item = mapWidget->scene()->addText(
107 tr("Failed to find any map services. Please ensure that "
108 "the location services plugins for Qt Mobility are "
[222]109 "installed and, if necessary, set the OECORE_HOST_SYSROOT "
[15]110 "environment variable to the good location."));
[9]111
[15]112 item->setTextWidth(300);
[9]113
[15]114 return false;
115 }
[9]116
[15]117 QMap<QString, QVariant> parameters;
[9]118
[15]119 foreach (QString name, services) {
[9]120
[15]121 parameters["mapping.cache.directory"] = name;
122 parameters["mapping.cache.size"] = QString("500000000");
[9]123
[15]124 QGeoServiceProvider *service = new QGeoServiceProvider(name, parameters);
[9]125
[15]126 if (service->error() != QGeoServiceProvider::NoError) {
127 delete service;
128 continue;
129 }
[9]130
[15]131 QGeoMappingManager *manager = service->mappingManager();
[9]132
[15]133 if (manager) {
134 serviceCombo->addItem(name);
135 managers.append(manager);
[9]136 }
[15]137 }
[9]138
[15]139 return true;
[9]140}
141
[15]142void Map::selectService(int item) {
143 QString name = serviceCombo->currentText();
[9]144
[15]145 QGeoCoordinate coordinate = QGeoCoordinate(0, 0);
146 QGraphicsGeoMap::MapType mapType = QGraphicsGeoMap::StreetMap;
147 int zoomLevel = 1;
[9]148
[15]149 if (geoMap) {
150 coordinate = geoMap->center();
151 mapType = geoMap->mapType();
152 zoomLevel = geoMap->zoomLevel();
[9]153
[15]154 mapWidget->RemoveLandmarks();
155 RemovePoints();
156 geoMap->deleteLater();
157 }
[9]158
[15]159 manager = managers[item];
160 geoMap = new QGraphicsGeoMap(manager);
[9]161
[15]162 mapWidget->AddLandmarks(geoMap);
163 AddPoints(geoMap);
164 geoMap->setCenter(coordinate);
165 geoMap->setMapType(mapType);
[9]166
[15]167 populateMapTypeCombo();
168 updateZoom(zoomLevel);
[9]169
[15]170 mapWidget->setMap(geoMap);
171 connect(geoMap, SIGNAL(zoomLevelChanged(qreal)), this,
172 SLOT(updateZoom(qreal)));
[9]173}
174
[15]175void Map::changeMapType(int index) {
176 geoMap->setMapType(
177 QGraphicsGeoMap::MapType(mapTypeCombo->itemData(index).toInt()));
[9]178}
179
[15]180void Map::populateMapTypeCombo(void) {
181 mapTypeCombo->clear();
[9]182
[15]183 foreach (QGraphicsGeoMap::MapType mapType, geoMap->supportedMapTypes()) {
184 if (mapTypes.contains(mapType))
185 mapTypeCombo->addItem(mapTypes[mapType], QVariant(mapType));
186 }
[9]187
[15]188 if (mapTypeCombo->count() > 0)
189 geoMap->setMapType(
190 QGraphicsGeoMap::MapType(mapTypeCombo->itemData(0).toInt()));
[9]191}
192
[15]193void Map::zoomIn(void) { updateZoom(geoMap->zoomLevel() + 1); }
[9]194
[15]195void Map::zoomOut(void) { updateZoom(geoMap->zoomLevel() - 1); }
[9]196
[15]197void Map::updateZoom(qreal value) {
198 value =
199 qBound(manager->minimumZoomLevel(), value, manager->maximumZoomLevel());
[9]200
[15]201 geoMap->setZoomLevel(value);
202 zoomin->setEnabled(geoMap->zoomLevel() < manager->maximumZoomLevel());
203 zoomout->setEnabled(geoMap->zoomLevel() > manager->minimumZoomLevel());
[9]204}
205
[15]206void Map::findproxy(void) {
207 proxyCombo->addItem("none");
208 proxyCombo->addItem("new");
209 proxyCombo->addItem("proxyweb.utc.fr:3128");
[9]210}
211
[15]212void Map::changeproxy(int index) {
213 if (index == 0) {
214 QNetworkProxy proxy;
215 proxy.setType(QNetworkProxy::NoProxy);
216 QNetworkProxy::setApplicationProxy(proxy);
217 } else if (index == 1) {
218 bool ok;
219 QString text =
220 QInputDialog::getText(visible_widget, tr("New proxy:"), tr("proxy: "),
221 QLineEdit::Normal, "adress:port", &ok);
222 if (ok == true) {
223 proxyCombo->addItem(text);
224 proxyCombo->setCurrentIndex(proxyCombo->count() - 1);
[9]225 }
[15]226 } else {
227 QStringList string = proxyCombo->itemText(index).split(":");
228 QNetworkProxy proxy;
229 proxy.setType(QNetworkProxy::HttpProxy);
230 proxy.setHostName(string.at(0));
231 proxy.setPort(string.at(1).toInt());
232 QNetworkProxy::setApplicationProxy(proxy);
233 updateZoom(geoMap->zoomLevel()); // refresh
234 }
[9]235}
236
237void Map::SetUptodate(void) {
[15]238 QList<Landmark *> *landmarks = mapWidget->Landmarks();
239 for (int i = 0; i < landmarks->count(); i++) {
240 RemoveAttribute("lat" + QString::number(i));
241 RemoveAttribute("long" + QString::number(i));
[9]242
[15]243 if (mapWidget->LandmarkToSend(i)) {
244 SetAttribute("lat" + QString::number(i),
245 landmarks->at(i)->coordinate().latitude());
246 SetAttribute("long" + QString::number(i),
247 landmarks->at(i)->coordinate().longitude());
[9]248 }
[15]249 }
[9]250
[15]251 mapWidget->SetUptodate();
[9]252}
253
[15]254bool Map::IsUptodate(void) { return mapWidget->IsUptodate(); }
[9]255
[15]256void Map::Reset(void) { mapWidget->Reset(); }
[9]257
258void Map::setCenteredPoint(int i) {
[15]259 centeredpoint = i;
260 if (isCentered())
261 geoMap->setCenter(points.at(i)->coordinate());
[9]262}
263
[15]264int Map::centeredPoint(void) { return centeredpoint; }
[9]265
266bool Map::isCentered(void) {
[15]267 if (centeredpoint != -1) {
268 return true;
269 } else {
270 return false;
271 }
[9]272}
273
274void Map::XmlEvent(QDomElement dom) {
[15]275 if (dom.attribute("point") != "") {
276 receivesize += 3 * sizeof(double);
277 if (mapWidget->isEnabled()) {
278 Landmark *landmark = new Landmark(geoMap, QGeoCoordinate(0, 0, 0),
279 dom.attribute("point"), "cross");
280 landmark->setColor(Qt::black);
281 points.append(landmark);
282 mapWidget->AddPoint(dom.attribute("point"));
[9]283 }
[15]284 } else {
285 XmlSetup(dom);
286 }
[9]287}
288
[15]289void Map::BufEvent(char **buf, int *buf_size, uint16_t period,
290 bool big_endian) {
291 if (IsEnabled() == false || RefreshRate_ms() != period)
292 return;
[9]293
[15]294 for (int i = 0; i < points.count(); i++) {
295 qint64 lat_raw;
296 double *lat = (double *)&lat_raw;
297 qint64 longitude_raw;
298 double *longitude = (double *)&longitude_raw;
299 qint64 alt_raw;
300 double *alt = (double *)&alt_raw;
[9]301
[15]302 memcpy(&lat_raw, *buf, sizeof(qint64));
303 *buf += sizeof(qint64);
304 memcpy(&longitude_raw, *buf, sizeof(qint64));
305 *buf += sizeof(qint64);
306 memcpy(&alt_raw, *buf, sizeof(qint64));
307 *buf += sizeof(qint64);
308 if (big_endian == true)
309 lat_raw = qFromBigEndian(lat_raw);
310 if (big_endian == true)
311 longitude_raw = qFromBigEndian(longitude_raw);
312 if (big_endian == true)
313 alt_raw = qFromBigEndian(alt_raw);
314 points.at(i)->setCoordinate(QGeoCoordinate(*lat, *longitude, *alt));
[9]315
[15]316 if (i == centeredpoint)
317 geoMap->setCenter(points.at(i)->coordinate());
318 }
[9]319}
320
321void Map::RemovePoints(void) {
[15]322 for (int i = 0; i < points.count(); i++) {
323 points.at(i)->RemoveLandmark();
324 }
[9]325}
326
327void Map::AddPoints(QGraphicsGeoMap *geoMap) {
[15]328 for (int i = 0; i < points.count(); i++) {
329 points.at(i)->AddLandmark(geoMap);
330 }
[9]331}
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