2 Situare - A location system for Facebook
3 Copyright (C) 2010 Ixonos Plc. Authors:
5 Jussi Laitinen - jussi.laitinen@ixonos.com
7 Situare is free software; you can redistribute it and/or
8 modify it under the terms of the GNU General Public License
9 version 2 as published by the Free Software Foundation.
11 Situare is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with Situare; if not, write to the Free Software
18 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
24 #include <QApplication>
28 #include "gpscommon.h"
29 #include "gpsposition.h"
30 #include "gpspositionprivate.h"
32 GPSPositionPrivate::GPSPositionPrivate(QObject *parent)
36 m_updateInterval(DEFAULT_UPDATE_INTERVAL)
38 qDebug() << __PRETTY_FUNCTION__;
40 m_parent = static_cast<GPSPosition*>(parent);
43 void GPSPositionPrivate::setMode(GPSPosition::Mode mode, const QString &filePath)
45 qDebug() << __PRETTY_FUNCTION__;
48 disconnect(m_gpsSource, 0, 0, 0);
52 if (mode == GPSPosition::Default) {
53 m_gpsSource = QGeoPositionInfoSource::createDefaultSource(this);
56 emit m_parent->error(tr("Unable to use GPS"));
60 else if (mode == GPSPosition::Simulation) {
61 QNmeaPositionInfoSource *nmeaSource = new QNmeaPositionInfoSource(
62 QNmeaPositionInfoSource::SimulationMode, this);
63 QFile *logFile = new QFile(filePath, this);
65 nmeaSource->setDevice(logFile);
66 m_gpsSource = nmeaSource;
70 connect(m_gpsSource, SIGNAL(positionUpdated(const QGeoPositionInfo &)),
71 this, SLOT(positionUpdated(const QGeoPositionInfo &)));
72 connect(m_gpsSource, SIGNAL(updateTimeout()), this, SLOT(updateTimeout()));
74 m_gpsSource->setUpdateInterval(m_updateInterval);
78 void GPSPositionPrivate::start()
80 qDebug() << __PRETTY_FUNCTION__;
82 if (m_gpsSource && !isRunning()) {
83 m_gpsSource->startUpdates();
88 void GPSPositionPrivate::stop()
90 qDebug() << __PRETTY_FUNCTION__;
92 if (m_gpsSource && isRunning()) {
93 m_gpsSource->stopUpdates();
98 bool GPSPositionPrivate::isRunning()
100 qDebug() << __PRETTY_FUNCTION__;
105 QPointF GPSPositionPrivate::lastPosition()
107 QGeoCoordinate coordinate = m_gpsSource->lastKnownPosition().coordinate();
108 return QPointF(coordinate.longitude(), coordinate.latitude());
111 void GPSPositionPrivate::requestLastPosition()
113 qDebug() << __PRETTY_FUNCTION__;
115 QGeoCoordinate coordinate = m_gpsSource->lastKnownPosition().coordinate();
117 if (coordinate.isValid()) {
118 emit m_parent->position(QPointF(coordinate.longitude(), coordinate.latitude()),
119 accuracy(m_gpsSource->lastKnownPosition()));
123 void GPSPositionPrivate::positionUpdated(const QGeoPositionInfo &positionInfo)
125 qDebug() << __PRETTY_FUNCTION__ << positionInfo;
127 if (positionInfo.coordinate().isValid()) {
128 emit m_parent->position(QPointF(positionInfo.coordinate().longitude(),
129 positionInfo.coordinate().latitude()),
130 accuracy(positionInfo));
134 void GPSPositionPrivate::updateTimeout()
136 qDebug() << __PRETTY_FUNCTION__;
138 emit m_parent->timeout();
141 void GPSPositionPrivate::setUpdateInterval(int interval)
143 qDebug() << __PRETTY_FUNCTION__;
145 if (m_updateInterval != interval) {
146 m_updateInterval = interval;
147 m_gpsSource->setUpdateInterval(m_updateInterval);
151 qreal GPSPositionPrivate::accuracy(const QGeoPositionInfo &positionInfo)
153 qDebug() << __PRETTY_FUNCTION__;
155 if (!positionInfo.timestamp().isValid())
156 return GPS_ACCURACY_UNDEFINED;
158 if (positionInfo.hasAttribute(QGeoPositionInfo::HorizontalAccuracy))
159 return positionInfo.attribute(QGeoPositionInfo::HorizontalAccuracy);
161 return GPS_ACCURACY_UNDEFINED;