QGIS API Documentation  3.20.0-Odense (decaadbb31)
Public Member Functions | Protected Slots | Protected Member Functions | Protected Attributes | List of all members
QgsNmeaConnection Class Reference

Evaluates NMEA sentences coming from a GPS device. More...

#include <qgsnmeaconnection.h>

Inheritance diagram for QgsNmeaConnection:
Inheritance graph
[legend]

Public Member Functions

 QgsNmeaConnection (QIODevice *device)
 Constructs a QgsNmeaConnection with given device. More...
 
- Public Member Functions inherited from QgsGpsConnection
 QgsGpsConnection (QIODevice *dev)
 Constructor. More...
 
 ~QgsGpsConnection () override
 
bool close ()
 Closes connection to device. More...
 
bool connect ()
 Opens connection to device. More...
 
QgsGpsInformation currentGPSInformation () const
 Returns the current gps information (lat, lon, etc.) More...
 
void setSource (QIODevice *source)
 Sets the GPS source. The class takes ownership of the device class. More...
 
Status status () const
 Returns the status. Possible state are not connected, connected, data received. More...
 

Protected Slots

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

Protected Member Functions

void processGgaSentence (const char *data, int len)
 process GGA sentence More...
 
void processGsaSentence (const char *data, int len)
 process GSA sentence More...
 
void processGstSentence (const char *data, int len)
 process GST sentence More...
 
void processGsvSentence (const char *data, int len)
 process GSV sentence More...
 
void processHchdgSentence (const char *data, int len)
 process HCHDG sentence More...
 
void processHchdtSentence (const char *data, int len)
 process HCHDT sentence More...
 
void processHdtSentence (const char *data, int len)
 process HDT sentence More...
 
void processRmcSentence (const char *data, int len)
 process RMC sentence More...
 
void processStringBuffer ()
 Splits mStringBuffer into sentences and calls libnmea. More...
 
void processVtgSentence (const char *data, int len)
 process VTG sentence More...
 

Protected Attributes

QString mStringBuffer
 Store data from the device before it is processed. More...
 
- Protected Attributes inherited from QgsGpsConnection
QgsGpsInformation mLastGPSInformation
 Last state of the gps related variables (e.g. position, time, ...) More...
 
std::unique_ptr< QIODevice > mSource
 Data source (e.g. serial device, socket, file,...) More...
 
Status mStatus = NotConnected
 Connection status. More...
 

Additional Inherited Members

- Public Types inherited from QgsGpsConnection
enum  Status { NotConnected , Connected , DataReceived , GPSDataReceived }
 
- Signals inherited from QgsGpsConnection
void nmeaSentenceReceived (const QString &substring)
 
void stateChanged (const QgsGpsInformation &info)
 

Detailed Description

Evaluates NMEA sentences coming from a GPS device.

Since
QGIS 1.4

Definition at line 29 of file qgsnmeaconnection.h.

Constructor & Destructor Documentation

◆ QgsNmeaConnection()

QgsNmeaConnection::QgsNmeaConnection ( QIODevice *  device)

Constructs a QgsNmeaConnection with given device.

Ownership of device is transferred to the connection.

Definition at line 36 of file qgsnmeaconnection.cpp.

Member Function Documentation

◆ parseData

void QgsNmeaConnection::parseData ( )
overrideprotectedslot

Parse available data source content.

Definition at line 41 of file qgsnmeaconnection.cpp.

◆ processGgaSentence()

void QgsNmeaConnection::processGgaSentence ( const char *  data,
int  len 
)
protected

process GGA sentence

Definition at line 171 of file qgsnmeaconnection.cpp.

◆ processGsaSentence()

void QgsNmeaConnection::processGsaSentence ( const char *  data,
int  len 
)
protected

process GSA sentence

Definition at line 323 of file qgsnmeaconnection.cpp.

◆ processGstSentence()

void QgsNmeaConnection::processGstSentence ( const char *  data,
int  len 
)
protected

process GST sentence

Definition at line 197 of file qgsnmeaconnection.cpp.

◆ processGsvSentence()

void QgsNmeaConnection::processGsvSentence ( const char *  data,
int  len 
)
protected

process GSV sentence

Definition at line 285 of file qgsnmeaconnection.cpp.

◆ processHchdgSentence()

void QgsNmeaConnection::processHchdgSentence ( const char *  data,
int  len 
)
protected

process HCHDG sentence

Definition at line 225 of file qgsnmeaconnection.cpp.

◆ processHchdtSentence()

void QgsNmeaConnection::processHchdtSentence ( const char *  data,
int  len 
)
protected

process HCHDT sentence

Definition at line 238 of file qgsnmeaconnection.cpp.

◆ processHdtSentence()

void QgsNmeaConnection::processHdtSentence ( const char *  data,
int  len 
)
protected

process HDT sentence

Definition at line 216 of file qgsnmeaconnection.cpp.

◆ processRmcSentence()

void QgsNmeaConnection::processRmcSentence ( const char *  data,
int  len 
)
protected

process RMC sentence

Definition at line 247 of file qgsnmeaconnection.cpp.

◆ processStringBuffer()

void QgsNmeaConnection::processStringBuffer ( )
protected

Splits mStringBuffer into sentences and calls libnmea.

Definition at line 75 of file qgsnmeaconnection.cpp.

◆ processVtgSentence()

void QgsNmeaConnection::processVtgSentence ( const char *  data,
int  len 
)
protected

process VTG sentence

Definition at line 314 of file qgsnmeaconnection.cpp.

Member Data Documentation

◆ mStringBuffer

QString QgsNmeaConnection::mStringBuffer
protected

Store data from the device before it is processed.

Definition at line 47 of file qgsnmeaconnection.h.


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