KmlPolygonTagWriter.cpp

// SPDX-License-Identifier: LGPL-2.1-or-later
//
// SPDX-FileCopyrightText: 2012 Shou Ya <shouyatf@gmail.com>
// SPDX-FileCopyrightText: 2014 Marek Hakala <hakala.marek@gmail.com>
//
 
#include "KmlPolygonTagWriter.h"
 
#include "GeoDataPolygon.h"
#include "GeoDataLinearRing.h"
#include "GeoDataTypes.h"
#include "GeoWriter.h"
#include "KmlElementDictionary.h"
#include "KmlObjectTagWriter.h"
 
namespace Marble
{
 
static GeoTagWriterRegistrar s_writerLookAt(
    GeoTagWriter::QualifiedName( GeoDataTypes::GeoDataPolygonType,
                                 kml::kmlTag_nameSpaceOgc22 ),
    new KmlPolygonTagWriter);
 
bool KmlPolygonTagWriter::write( const GeoNode *node, GeoWriter& writer ) const
{
    const GeoDataPolygon *polygon = static_cast<const GeoDataPolygon*>( node );
 
    writer.writeStartElement( kml::kmlTag_Polygon );
    KmlObjectTagWriter::writeIdentifiers( writer, polygon );
    writer.writeOptionalElement( kml::kmlTag_extrude, QString::number( polygon->extrude() ), "0" );
 
    writer.writeStartElement( "outerBoundaryIs" );
    writeElement( &polygon->outerBoundary(), writer );
    writer.writeEndElement();
 
    const QVector<GeoDataLinearRing>& linearRings = polygon->innerBoundaries();
    if (linearRings.size() > 0) {
    writer.writeStartElement( "innerBoundaryIs" );
    for ( int i = 0; i < linearRings.size(); ++i ) {
        const GeoDataLinearRing& ring = linearRings[i];
        writeElement( &ring, writer );
    }
    writer.writeEndElement();
    }
 
    writer.writeEndElement();
 
    return true;
 
}
 
}