/**************************************************************************** ** ** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). ** All rights reserved. ** Contact: Nokia Corporation (qt-info@nokia.com) ** ** This file is part of the documentation of Qt. It was originally ** published as part of Qt Quarterly. ** ** $QT_BEGIN_LICENSE:LGPL$ ** Commercial Usage ** Licensees holding valid Qt Commercial licenses may use this file in ** accordance with the Qt Commercial License Agreement provided with the ** Software or, alternatively, in accordance with the terms contained in ** a written agreement between you and Nokia. ** ** GNU Lesser General Public License Usage ** Alternatively, this file may be used under the terms of the GNU Lesser ** General Public License version 2.1 as published by the Free Software ** Foundation and appearing in the file LICENSE.LGPL included in the ** packaging of this file. Please review the following information to ** ensure the GNU Lesser General Public License version 2.1 requirements ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. ** ** In addition, as a special exception, Nokia gives you certain additional ** rights. These rights are described in the Nokia Qt LGPL Exception ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. ** ** GNU General Public License Usage ** Alternatively, this file may be used under the terms of the GNU ** General Public License version 3.0 as published by the Free Software ** Foundation and appearing in the file LICENSE.GPL included in the ** packaging of this file. Please review the following information to ** ensure the GNU General Public License version 3.0 requirements will be ** met: http://www.gnu.org/copyleft/gpl.html. ** ** If you have questions regarding the use of this file, please contact ** Nokia at qt-info@nokia.com. ** $QT_END_LICENSE$ ** ****************************************************************************/ #include #include #include #include #include "mapwindow.h" using namespace QtMobility; MapWindow::MapWindow() { scene = new QGraphicsScene(this); findServices(); QGraphicsView *view = new QGraphicsView(this); view->setScene(scene); setCentralWidget(view); } void MapWindow::findServices() { QMenu *serviceMenu = menuBar()->addMenu(tr("&Services")); actionGroup = new QActionGroup(this); actionGroup->setExclusive(true); connect(actionGroup, SIGNAL(triggered(QAction *)), this, SLOT(selectService(QAction *))); foreach (const QString &name, QGeoServiceProvider::availableServiceProviders()) { QGeoServiceProvider *service = new QGeoServiceProvider(name); services[name] = service; QAction *action = serviceMenu->addAction(name); action->setCheckable(true); actionGroup->addAction(action); } if (services.isEmpty()) { QGraphicsTextItem *item = scene->addText( tr("Failed to find any map services. Please ensure that " "the location services plugins for Qt Mobility have " "been built and, if necessary, set the QT_PLUGIN_PATH " "environment variable to the location of the Qt Mobility " "plugins directory.")); item->setTextWidth(300); QAction *action = serviceMenu->addAction(tr("No services")); action->setEnabled(false); } else actionGroup->actions()[0]->trigger(); } void MapWindow::selectService(QAction *action) { action->setChecked(true); QString name = action->text(); scene->clear(); QGeoServiceProvider *service = services[name]; if (service->error() != QGeoServiceProvider::NoError) { QGraphicsTextItem *item = scene->addText( tr("The \"%1\" service failed with the following error:\n'" "%2").arg(name).arg(service->errorString())); item->setTextWidth(300); } else { QGeoMappingManager *manager = service->mappingManager(); QGraphicsGeoMap *geoMap = new QGraphicsGeoMap(manager); scene->addItem(geoMap); geoMap->resize(300, 300); geoMap->setCenter(QGeoCoordinate(37.76, -25.675)); geoMap->setMapType(QGraphicsGeoMap::TerrainMap); geoMap->setZoomLevel(12); } }