Diffstat (limited to 'noncore/net/wellenreiter/gui/gps.cpp') (more/less context) (show whitespace changes)
-rw-r--r-- | noncore/net/wellenreiter/gui/gps.cpp | 66 |
1 files changed, 64 insertions, 2 deletions
diff --git a/noncore/net/wellenreiter/gui/gps.cpp b/noncore/net/wellenreiter/gui/gps.cpp index 288afee..31f95ce 100644 --- a/noncore/net/wellenreiter/gui/gps.cpp +++ b/noncore/net/wellenreiter/gui/gps.cpp @@ -5,28 +5,32 @@ ** ** This file may be distributed and/or modified under the terms of the ** GNU General Public License version 2 as published by the Free Software ** Foundation and appearing in the file LICENSE.GPL included in the ** packaging of this file. ** ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. ** **********************************************************************/ #include "gps.h" -#include <unistd.h> +/* QT */ #include <qtextstream.h> +/* STD */ +#include <stdlib.h> +#include <unistd.h> + GPS::GPS( QObject* parent, const char * name ) :QObject( parent, name ) { qDebug( "GPS::GPS()" ); _socket = new QSocket( this, "gpsd commsock" ); } GPS::~GPS() { qDebug( "GPS::~GPS()" ); } @@ -55,15 +59,73 @@ GpsLocation GPS::position() const QString str; stream.readRawBytes( &buf[0], 7 ); float lat = -111.111; stream >> lat; stream.skipWhiteSpace(); float lon = -111.111; stream >> lon; stream.readRawBytes( &buf[0], 200 ); // read and discard the stuff until EOF return GpsLocation( lat, lon ); } } - return GpsLocation( -1.0, -1.0 ); + return GpsLocation( -111.111, -111.111 ); } + +QString GpsLocation::dmsPosition() const +{ + if ( _latitude == -111.111 || _longitude == -111.11 ) + return "N/A"; + if ( _latitude == 0.0 && _longitude == 0.0 ) + return "NULL"; + + /* compute latitude */ + + QString dms = "N"; + if ( _latitude >= 0 ) dms.append( "+" ); + + int trunc = int( _latitude ); + float rest = _latitude - trunc; + + float minf = rest * 60; + int minutes = int( minf ); + + rest = minf - minutes; + int seconds = int( rest * 60 ); + + dms.append( QString::number( trunc ) ); + dms.append( "° " ); + dms.append( QString::number( ::abs( minutes ) ) ); + dms.append( "' " ); + dms.append( QString::number( ::abs( seconds ) ) ); + dms.append( "'' " ); + + /* compute longitude */ + + dms.append( " | W" ); + if ( _longitude > 0 ) dms.append( "+" ); + + trunc = int( _longitude ); + rest = _longitude - trunc; + + minf = rest * 60; + minutes = int( minf ); + + rest = minf - minutes; + seconds = int( rest * 60 ); + + dms.append( QString::number( trunc ) ); + dms.append( "° " ); + dms.append( QString::number( ::abs( minutes ) ) ); + dms.append( "' " ); + dms.append( QString::number( ::abs( seconds ) ) ); + dms.append( "'' " ); + + return dms; +} + + + + + + |