A GPS connection subclass based on the Qt Location libraries. More...

#include <qgsqtlocationconnection.h>

Inheritance diagram for QgsQtLocationConnection:

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Public Member Functions
	QgsQtLocationConnection ()

Public Member Functions inherited from QgsGpsConnection
	QgsGpsConnection (QIODevice *dev)
	Constructor.

	~QgsGpsConnection () override

bool	close ()
	Closes connection to device.

bool	connect ()
	Opens connection to device.

QgsGpsInformation	currentGPSInformation () const
	Returns the current gps information (lat, lon, etc.)

QgsPoint	lastValidLocation () const
	Returns the last valid location obtained by the device.

void	setSource (QIODevice *source)
	Sets the GPS source. The class takes ownership of the device class.

Status	status () const
	Returns the status. Possible state are not connected, connected, data received.

Protected Slots
void	broadcastConnectionAvailable ()
	Needed to make QtLocation detected.

void	parseData () override
	Parse available data source content.

void	positionUpdated (const QGeoPositionInfo &info)
	Called when the position updated.

void	satellitesInUseUpdated (const QList< QGeoSatelliteInfo > &satellites)
	Called when the number of satellites in use is updated.

void	satellitesInViewUpdated (const QList< QGeoSatelliteInfo > &satellites)
	Called when the number of satellites in view is updated.

Protected Slots inherited from QgsGpsConnection
virtual void	parseData ()=0
	Parse available data source content.

Additional Inherited Members
Public Types inherited from QgsGpsConnection
enum	Status { NotConnected , Connected , DataReceived , GPSDataReceived }

Signals inherited from QgsGpsConnection
void	fixStatusChanged (Qgis::GpsFixStatus status)
	Emitted when the GPS device fix status is changed.

void	nmeaSentenceReceived (const QString &substring)
	Emitted whenever the GPS device receives a raw NMEA sentence.

void	positionChanged (const QgsPoint &point)
	Emitted when the GPS position changes.

void	stateChanged (const QgsGpsInformation &info)
	Emitted whenever the GPS state is changed.

Static Public Attributes inherited from QgsGpsConnection
static const QgsSettingsEntryInteger *	settingGpsAcquisitionInterval = new QgsSettingsEntryInteger( QStringLiteral( "acquisition-interval" ), QgsSettingsTree::sTreeGps, 0, QStringLiteral( "GPS track point acquisition interval" ) )
	Settings entry GPS track point acquisition interval.

static const QgsSettingsEntryBool *	settingGpsApplyLeapSecondsCorrection = new QgsSettingsEntryBool( QStringLiteral( "apply-leap-seconds-correction" ), QgsSettingsTree::sTreeGps, true, QStringLiteral( "Whether leap seconds corrections should be applied to GPS timestamps" ) )
	Settings entry GPS apply leap seconds correction.

static const QgsSettingsEntryBool *	settingGpsBearingFromTravelDirection = new QgsSettingsEntryBool( QStringLiteral( "calculate-bearing-from-travel" ), QgsSettingsTree::sTreeGps, false, QStringLiteral( "Calculate GPS bearing from travel direction" ) )
	Settings entry GPS calculate bearing from travel direction.

static const QgsSettingsEntryDouble *	settingGpsDistanceThreshold = new QgsSettingsEntryDouble( QStringLiteral( "distance-threshold" ), QgsSettingsTree::sTreeGps, 0, QStringLiteral( "GPS track point distance threshold" ) )
	Settings entry GPS track point distance threshold.

static const QgsSettingsEntryInteger *	settingGpsLeapSeconds = new QgsSettingsEntryInteger( QStringLiteral( "leap-seconds" ), QgsSettingsTree::sTreeGps, 18, QStringLiteral( "Leap seconds correction amount (in seconds)" ) )
	Settings entry GPS leap seconds correction amount (in seconds)

static const QgsSettingsEntryEnumFlag< Qgis::GpsConnectionType > *	settingsGpsConnectionType = new QgsSettingsEntryEnumFlag<Qgis::GpsConnectionType>( QStringLiteral( "gps-connection-type" ), QgsSettingsTree::sTreeGps, Qgis::GpsConnectionType::Automatic, QStringLiteral( "GPS connection type" ) )
	Settings entry GPS connection type.

static const QgsSettingsEntryString *	settingsGpsdDeviceName = new QgsSettingsEntryString( QStringLiteral( "gpsd-device-name" ), QgsSettingsTree::sTreeGps, QString(), QStringLiteral( "GPSD connection device name" ) )
	Settings entry GPSD device name.

static const QgsSettingsEntryString *	settingsGpsdHostName = new QgsSettingsEntryString( QStringLiteral( "gpsd-host-name" ), QgsSettingsTree::sTreeGps, QString(), QStringLiteral( "GPSD connection host name" ) )
	Settings entry GPSD host name.

static const QgsSettingsEntryInteger *	settingsGpsdPortNumber = new QgsSettingsEntryInteger( QStringLiteral( "gpsd-port" ), QgsSettingsTree::sTreeGps, 2947, QStringLiteral( "GPSD port number" ) )
	Settings entry GPSD port number.

static const QgsSettingsEntryString *	settingsGpsSerialDevice = new QgsSettingsEntryString( QStringLiteral( "gpsd-serial-device" ), QgsSettingsTree::sTreeGps, QString(), QStringLiteral( "GPS serial device name" ) )
	Settings entry GPS serial device name.

static const QgsSettingsEntryInteger *	settingsGpsTimeStampOffsetFromUtc = new QgsSettingsEntryInteger( QStringLiteral( "timestamp-offset-from-utc" ), QgsSettingsTree::sTreeGps, 0, QStringLiteral( "GPS time stamp offset from UTC (in seconds)" ) )
	Settings entry GPS time offset from UTC in seconds.

static const QgsSettingsEntryEnumFlag< Qt::TimeSpec > *	settingsGpsTimeStampSpecification = new QgsSettingsEntryEnumFlag<Qt::TimeSpec>( QStringLiteral( "timestamp-time-spec" ), QgsSettingsTree::sTreeGps, Qt::TimeSpec::LocalTime, QStringLiteral( "GPS time stamp specification" ) )
	Settings entry time specification for GPS time stamps.

static const QgsSettingsEntryString *	settingsGpsTimeStampTimeZone = new QgsSettingsEntryString( QStringLiteral( "timestamp-time-zone" ), QgsSettingsTree::sTreeGps, QString(), QStringLiteral( "GPS time stamp time zone" ) )
	Settings entry GPS time stamp time zone.

Protected Attributes inherited from QgsGpsConnection
QgsGpsInformation	mLastGPSInformation
	Last state of the gps related variables (e.g. position, time, ...)

std::unique_ptr< QIODevice >	mSource
	Data source (e.g. serial device, socket, file,...)

Status	mStatus = NotConnected
	Connection status.

Detailed Description

A GPS connection subclass based on the Qt Location libraries.

Note: may not be available in Python bindings on all platforms

Definition at line 37 of file qgsqtlocationconnection.h.

Constructor & Destructor Documentation

◆ QgsQtLocationConnection()

QgsQtLocationConnection::QgsQtLocationConnection ( )

Definition at line 25 of file qgsqtlocationconnection.cpp.

Member Function Documentation

◆ broadcastConnectionAvailable

void QgsQtLocationConnection::broadcastConnectionAvailable ( )

protectedslot

Needed to make QtLocation detected.

Definition at line 41 of file qgsqtlocationconnection.cpp.

◆ parseData

void QgsQtLocationConnection::parseData ( )

overrideprotectedslot

Parse available data source content.

Definition at line 57 of file qgsqtlocationconnection.cpp.

◆ positionUpdated

void QgsQtLocationConnection::positionUpdated ( const QGeoPositionInfo & info )

protectedslot

Called when the position updated.

Note: not available in Python bindings

Definition at line 51 of file qgsqtlocationconnection.cpp.

◆ satellitesInUseUpdated

void QgsQtLocationConnection::satellitesInUseUpdated ( const QList< QGeoSatelliteInfo > & satellites )

protectedslot

Called when the number of satellites in use is updated.

Note: not available in Python bindings on android

Definition at line 130 of file qgsqtlocationconnection.cpp.

◆ satellitesInViewUpdated

void QgsQtLocationConnection::satellitesInViewUpdated ( const QList< QGeoSatelliteInfo > & satellites )

protectedslot

Called when the number of satellites in view is updated.

Note: not available in Python bindings on android

Definition at line 110 of file qgsqtlocationconnection.cpp.

The documentation for this class was generated from the following files:

/home/fischer/src/qgis-3.38/src/core/gps/qgsqtlocationconnection.h
/home/fischer/src/qgis-3.38/src/core/gps/qgsqtlocationconnection.cpp

Public Member Functions

Protected Slots

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ QgsQtLocationConnection()

Member Function Documentation

◆ broadcastConnectionAvailable

◆ parseData

◆ positionUpdated

◆ satellitesInUseUpdated

◆ satellitesInViewUpdated