KmlTrackWriter.cpp

// SPDX-License-Identifier: LGPL-2.1-or-later
//
// SPDX-FileCopyrightText: 2011 Guillaume Martres <[email protected]>
//
 
#include "KmlTrackWriter.h"
 
#include "GeoDataCoordinates.h"
#include "GeoDataTrack.h"
#include "GeoDataTypes.h"
#include "GeoWriter.h"
#include "KmlElementDictionary.h"
#include "KmlObjectTagWriter.h"
 
#include <QDateTime>
 
using namespace Marble;
 
static GeoTagWriterRegistrar s_writerPoint( GeoTagWriter::QualifiedName(GeoDataTypes::GeoDataTrackType,
                                                                            kml::kmlTag_nameSpaceOgc22),
                                               new KmlTrackWriter() );
 
bool KmlTrackWriter::write( const GeoNode *node, GeoWriter &writer ) const
{
    const GeoDataTrack *track = static_cast<const GeoDataTrack *>( node );
 
    writer.writeStartElement( "gx:Track" );
    KmlObjectTagWriter::writeIdentifiers( writer, track );
 
    int points = track->size();
    for ( int i = 0; i < points; i++ ) {
        writer.writeElement( "when", track->whenList().at( i ).toString( Qt::ISODate ) );
 
        qreal lon, lat, alt;
        track->coordinatesList().at( i ).geoCoordinates( lon, lat, alt, GeoDataCoordinates::Degree );
        const QString coord = QString::number(lon, 'f', 10) + QLatin1Char(' ') +
                              QString::number(lat, 'f', 10) + QLatin1Char(' ') +
                              QString::number(alt, 'f', 10);
 
        writer.writeElement( "gx:coord", coord );
    }
    writer.writeEndElement();
 
    return true;
}