git.maemo.org Git - googlelatitude/blob - liblatitudeupdater/gpscontrol.cpp

   1 #include "gpscontrol.h"
   2 #include <QtNetwork/QNetworkConfigurationManager>
   3
   4 GpsControl::GpsControl(QObject *parent) :
   5     QObject(parent),
   6     GpsSettings(this),
   7     GpsSource(QGeoPositionInfoSource::createDefaultSource(this)),
   8     GpsPosition(),
   9     GpsTimeout(this),
  10     GpsInterval(this) {
  11     qDebug() << "* GpsControl::GpsControl";
  12
  13     GpsTimeout.setSingleShot(true);
  14     GpsInterval.setSingleShot(true);
  15
  16     setPositioningMethod(GpsSettings.value("gps_method", "all").toString());
  17     setTimeOut(GpsSettings.value("gps_timeout", 60).toInt());
  18     setInterval(GpsSettings.value("gps_interval", 15*60).toInt());
  19
  20     if (!GpsSource) qDebug() << "* GpsControl::GpsControl" << "Not GpsSource";
  21
  22     if (GpsSource) connect(GpsSource, SIGNAL(positionUpdated(QGeoPositionInfo)),
  23                            this, SLOT(setCurrentLocation(QGeoPositionInfo)));
  24
  25     connect(this, SIGNAL(gotUpdate()),
  26             this, SLOT(onGotUpdate()));
  27
  28     connect(this, SIGNAL(gotFix()),
  29             this, SLOT(onGotFix()));
  30
  31 }
  32
  33 void GpsControl::setTimeOut(int sec) {
  34     qDebug() << "* GpsControl::setTimeOut" << sec;
  35     GpsSettings.setValue("gps_timeout", sec);
  36 }
  37
  38 int GpsControl::getTimeOut() {
  39     qDebug() << "* GpsControl::getTimeOut";
  40     return GpsSettings.value("gps_timeout").toInt();
  41 }
  42
  43 void GpsControl::setInterval(int sec) {
  44     qDebug() << "* GpsControl::setInterval" << sec;
  45     GpsSettings.setValue("gps_interval", sec);
  46 }
  47
  48 int GpsControl::getInterval() {
  49     qDebug() << "* GpsControl::getInterval";
  50     return GpsSettings.value("gps_interval").toInt();
  51 }
  52
  53 void GpsControl::setPositioningMethod(QString method) {
  54     qDebug() << "* GpsControl::setPositioningMethod" << method;
  55     if (method == "gps") {
  56         GpsSettings.setValue("gps_method", method);
  57         if (GpsSource) GpsSource->setPreferredPositioningMethods(
  58                     QGeoPositionInfoSource::SatellitePositioningMethods);
  59     }
  60     if (method == "cell") {
  61         GpsSettings.setValue("gps_method", method);
  62         if (GpsSource) GpsSource->setPreferredPositioningMethods(
  63                     QGeoPositionInfoSource::NonSatellitePositioningMethods);
  64     }
  65     if (method == "all") {
  66         GpsSettings.setValue("gps_method", method);
  67         if (GpsSource) GpsSource->setPreferredPositioningMethods(
  68                     QGeoPositionInfoSource::AllPositioningMethods);
  69     }
  70 }
  71
  72 void GpsControl::startUpdates() {
  73     qDebug() << "* GpsControl::startUpdates";
  74
  75     GpsTimeout.singleShot(GpsSettings.value("gps_timeout").toInt()*1000,
  76                           this, SLOT(stopUpdates()));
  77     GpsInterval.singleShot(GpsSettings.value("gps_interval").toInt()*1000,
  78                            this, SLOT(startUpdates()));
  79
  80     QNetworkConfigurationManager mgr;
  81     if (!GpsSettings.value("net_auto").toBool() && !mgr.isOnline()) {
  82         qDebug() << "* GpsControl::startUpdates" << "offline";
  83         return;
  84     }
  85
  86     if (GpsSource) GpsSource->startUpdates();
  87 }
  88
  89 void GpsControl::stopUpdates(bool force) {
  90     qDebug() << "* GpsControl::stopUpdates" << force;
  91
  92     if (GpsSource) GpsSource->stopUpdates();
  93
  94     if (force) {
  95         GpsTimeout.stop();
  96         GpsInterval.stop();
  97     } else {
  98         if (GpsSource && GpsSource->lastKnownPosition(GpsSettings.value("gps_method")
  99                                          == "gps" ? true : false).isValid() ) {
 100             emit gotFix();
 101         }
 102     }
 103 }
 104
 105 double GpsControl::getCurrentLatitude() {
 106     qDebug() << "* GpsControl::getCurrentLatitude";
 107     return GpsPosition.coordinate().latitude();
 108 }
 109
 110 double GpsControl::getCurrentLongitude() {
 111     qDebug() << "* GpsControl::getCurrentLongitude";
 112     return GpsPosition.coordinate().longitude();
 113 }
 114
 115 double GpsControl::getCurrentAccuracy() {
 116     qDebug() << "* GpsControl::getCurrentAccuracy";
 117     return GpsPosition.attribute(QGeoPositionInfo::HorizontalAccuracy);
 118 }
 119
 120 unsigned int GpsControl::getCurrentTimestamp() {
 121     qDebug() << "* GpsControl::getCurrentTimestamp";
 122     return GpsPosition.timestamp().toTime_t();
 123 }
 124
 125 void GpsControl::setCurrentLocation(QGeoPositionInfo pos) {
 126     qDebug() << "* GpsControl::setCurrentLocation" << pos;
 127     if (pos.isValid()) {
 128         GpsPosition = pos;
 129         emit gotUpdate();
 130     }
 131 }