コード例 #1
0
GeoDataDocument* GosmoreRunnerPrivate::createDocument( GeoDataLineString* routeWaypoints, const QVector<GeoDataPlacemark*> instructions )
{
    if ( !routeWaypoints || routeWaypoints->isEmpty() ) {
        return nullptr;
    }

    GeoDataDocument* result = new GeoDataDocument();
    GeoDataPlacemark* routePlacemark = new GeoDataPlacemark;
    routePlacemark->setName(QStringLiteral("Route"));
    routePlacemark->setGeometry( routeWaypoints );
    result->append( routePlacemark );

    QString name = QStringLiteral("%1 %2 (Gosmore)");
    QString unit = QLatin1String( "m" );
    qreal length = routeWaypoints->length( EARTH_RADIUS );
    if (length >= 1000) {
        length /= 1000.0;
        unit = "km";
    }
    result->setName( name.arg( length, 0, 'f', 1 ).arg( unit ) );

    for( GeoDataPlacemark* placemark: instructions )
    {
        result->append( placemark );
    }

    return result;
}
コード例 #2
0
void LocalOsmSearchRunner::search( const QString &searchTerm, const GeoDataLatLonBox &preferred )
{
    const DatabaseQuery userQuery( model(), searchTerm, preferred );

    QVector<OsmPlacemark> placemarks = m_database.find( userQuery );

    QVector<GeoDataPlacemark*> result;
    for( const OsmPlacemark &placemark: placemarks ) {
        GeoDataPlacemark* hit = new GeoDataPlacemark;
        hit->setName( placemark.name() );
        if ( placemark.category() == OsmPlacemark::Address && !placemark.houseNumber().isEmpty() ) {
            hit->setName(hit->name() + QLatin1Char(' ') + placemark.houseNumber());
        }
        if ( !placemark.additionalInformation().isEmpty() ) {
            hit->setName(hit->name() + QLatin1Char('(') + placemark.additionalInformation() + QLatin1Char(')'));
        }
        if ( placemark.category() != OsmPlacemark::UnknownCategory ) {
            hit->setVisualCategory( m_categoryMap[placemark.category()] );
        }
        hit->setGeometry( new GeoDataPoint( placemark.longitude(), placemark.latitude(), 0.0, GeoDataCoordinates::Degree ) );
        result << hit;
    }

    emit searchFinished( result );
}
コード例 #3
0
ファイル: MonavRunner.cpp プロジェクト: KDE/marble
GeoDataDocument* MonavRunnerPrivate::createDocument( Marble::GeoDataLineString* geometry, const QVector< Marble::GeoDataPlacemark* >& instructions, const QString& name, const Marble::GeoDataExtendedData& data )
{
    if ( !geometry || geometry->isEmpty() ) {
        return 0;
    }

    GeoDataDocument* result = new GeoDataDocument;
    GeoDataPlacemark* routePlacemark = new GeoDataPlacemark;
    routePlacemark->setName(QStringLiteral("Route"));
    routePlacemark->setGeometry( geometry );
    routePlacemark->setExtendedData( data );
    result->append( routePlacemark );

    foreach( GeoDataPlacemark* placemark, instructions ) {
        result->append( placemark );
    }
コード例 #4
0
QVector<GeoDataPlacemark*> GosmoreRunnerPrivate::parseGosmoreInstructions( const QByteArray &content )
{
    // Determine gosmore version
    QStringList lines = QString::fromUtf8(content).split(QLatin1Char('\r'));
    if ( lines.size() > 2 ) {
        const QStringList fields = lines.at(lines.size()-2).split(QLatin1Char(','));
        m_parser.setFieldIndex( WaypointParser::RoadName, fields.size()-1 );
        if ( fields.size() < 5 || fields.size() > 6 ) {
            // Can happen when gosmore changes the output format, returns garbage
            // or the last street name contains a comma. We may still parse it correctly, just try.
            mDebug() << "Unexpected number of fields. This gosmore version may be unsupported.";
        }
    }

    QVector<GeoDataPlacemark*> result;
    QTextStream stream( content );
    stream.setCodec("UTF8");
    stream.setAutoDetectUnicode( true );

    RoutingInstructions directions = InstructionTransformation::process( m_parser.parse( stream ) );
    for( int i=0; i<directions.size(); ++i ) {
        GeoDataPlacemark* placemark = new GeoDataPlacemark( directions[i].instructionText() );
        GeoDataExtendedData extendedData;
        GeoDataData turnType;
        turnType.setName(QStringLiteral("turnType"));
        turnType.setValue( qVariantFromValue<int>( int( directions[i].turnType() ) ) );
        extendedData.addValue( turnType );
        GeoDataData roadName;
        roadName.setName(QStringLiteral("roadName"));
        roadName.setValue( directions[i].roadName() );
        extendedData.addValue( roadName );
        placemark->setExtendedData( extendedData );
        Q_ASSERT( !directions[i].points().isEmpty() );
        GeoDataLineString* geometry = new GeoDataLineString;
        QVector<RoutingWaypoint> items = directions[i].points();
        for (int j=0; j<items.size(); ++j ) {
            RoutingPoint point = items[j].point();
            GeoDataCoordinates coordinates( point.lon(), point.lat(), 0.0, GeoDataCoordinates::Degree );
            geometry->append( coordinates );
        }
        placemark->setGeometry( geometry );
        result.push_back( placemark );
    }

    return result;
}
コード例 #5
0
ファイル: MonavRunner.cpp プロジェクト: MChemodanov/marble
GeoDataDocument* MonavRunnerPrivate::createDocument( GeoDataLineString *geometry, const QVector<GeoDataPlacemark*> &instructions ) const
{
    if ( !geometry || geometry->isEmpty() ) {
        return 0;
    }

    GeoDataDocument* result = new GeoDataDocument;
    GeoDataPlacemark* routePlacemark = new GeoDataPlacemark;
    routePlacemark->setName( "Route" );
    routePlacemark->setGeometry( geometry );
    result->append( routePlacemark );

    QString name = "%1 %2 (Monav)";
    QString unit = "m";
    qreal length = geometry->length( EARTH_RADIUS );
    if ( length >= 1000 ) {
        length /= 1000.0;
        unit = "km";
    }

    foreach( GeoDataPlacemark* placemark, instructions ) {
        result->append( placemark );
    }
コード例 #6
0
ファイル: MapQuestRunner.cpp プロジェクト: abhgangwar/marble
GeoDataDocument* MapQuestRunner::parse( const QByteArray &content ) const
{
    QDomDocument xml;
    if ( !xml.setContent( content ) ) {
        mDebug() << "Cannot parse xml file with routing instructions.";
        return 0;
    }

    // mDebug() << xml.toString(2);
    QDomElement root = xml.documentElement();

    GeoDataDocument* result = new GeoDataDocument();
    result->setName( "MapQuest" );
    GeoDataPlacemark* routePlacemark = new GeoDataPlacemark;
    routePlacemark->setName( "Route" );

    GeoDataLineString* routeWaypoints = new GeoDataLineString;
    QDomNodeList shapePoints = root.elementsByTagName( "shapePoints" );
    if ( shapePoints.size() == 1 ) {
        QDomNodeList geometry = shapePoints.at( 0 ).toElement().elementsByTagName( "latLng" );
        for ( int i=0; i<geometry.size(); ++i ) {
            double const lat = geometry.item( i ).namedItem( "lat" ).toElement().text().toDouble();
            double const lon = geometry.item( i ).namedItem( "lng" ).toElement().text().toDouble();
            GeoDataCoordinates const position( lon, lat, 0.0, GeoDataCoordinates::Degree );
            routeWaypoints->append( position );
        }
    }
    routePlacemark->setGeometry( routeWaypoints );

    QTime time;
    time = time.addSecs( root.elementsByTagName( "time" ).at( 0 ).toElement().text().toInt() );
    qreal length = routeWaypoints->length( EARTH_RADIUS );
    const QString name = nameString( "MQ", length, time );
    const GeoDataExtendedData data = routeData( length, time );
    routePlacemark->setExtendedData( data );
    result->setName( name );
    result->append( routePlacemark );

    QMap<int,int> mapping;
    QDomNodeList maneuvers = root.elementsByTagName( "maneuverIndexes" );
    if ( maneuvers.size() == 1 ) {
        maneuvers = maneuvers.at( 0 ).childNodes();
        for ( int i=0; i<maneuvers.size(); ++i ) {
            mapping[i] = maneuvers.at( i ).toElement().text().toInt();
            if ( mapping[i] == routeWaypoints->size() ) {
                --mapping[i];
            }
        }
    }

    QDomNodeList instructions = root.elementsByTagName( "maneuver" );
    unsigned int const lastInstruction = qMax<int>( 0, instructions.length()-1 ); // ignore the last 'Welcome to xy' instruction
    for ( unsigned int i = 0; i < lastInstruction; ++i ) {
        QDomElement node = instructions.item( i ).toElement();

        QDomNodeList maneuver = node.elementsByTagName( "turnType" );
        QDomNodeList textNodes = node.elementsByTagName( "narrative" );
        QDomNodeList points = node.elementsByTagName( "startPoint" );
        QDomNodeList streets = node.elementsByTagName( "streets" );

        Q_ASSERT( mapping.contains( i ) );
        if ( textNodes.size() == 1 && maneuver.size() == 1 && points.size() == 1 && mapping.contains( i ) ) {
            GeoDataPlacemark* instruction = new GeoDataPlacemark;
            instruction->setName( textNodes.at( 0 ).toElement().text() );

            GeoDataExtendedData extendedData;
            GeoDataData turnType;
            turnType.setName( "turnType" );
            turnType.setValue( maneuverType( maneuver.at( 0 ).toElement().text().toInt() ) );
            extendedData.addValue( turnType );
            if ( streets.size() == 1 ) {
                GeoDataData roadName;
                roadName.setName( "roadName" );
                roadName.setValue( streets.at( 0 ).toElement().text() );
                extendedData.addValue( roadName );
            }
            instruction->setExtendedData( extendedData );

            int const start = mapping[i];
            int const end = mapping.contains(i+1) ? mapping[i+1] : routeWaypoints->size()-1;
            if ( start >= 0 && start < routeWaypoints->size() && end < routeWaypoints->size() ) {
                instruction->setName( textNodes.item( 0 ).toElement().text() );
                GeoDataLineString *lineString = new GeoDataLineString;
                for ( int j=start; j<=end; ++j ) {
                    *lineString << GeoDataCoordinates( routeWaypoints->at( j ).longitude(), routeWaypoints->at( j ).latitude() );
                }

                if ( !lineString->isEmpty() ) {
                    instruction->setGeometry( lineString );
                    result->append( instruction );
                }
            }
        }
    }

    if ( routeWaypoints->size() < 1 ) {
        delete result;
        result = 0;
    }

    return result;
}
コード例 #7
0
ファイル: JsonParser.cpp プロジェクト: KDE/marble
bool JsonParser::read( QIODevice* device )
{
    // Assert previous document got released.
    delete m_document;
    m_document = new GeoDataDocument;
    Q_ASSERT( m_document );

    // Read file data
    QJsonParseError error;
    const QJsonDocument jsonDoc = QJsonDocument::fromJson(device->readAll(), &error);

    if (jsonDoc.isNull()) {
        qDebug() << "Error parsing GeoJSON : " << error.errorString();
        return false;
    }

    // Start parsing
    const QJsonValue featuresValue = jsonDoc.object().value(QStringLiteral("features"));

    // In GeoJSON format, geometries are stored in features, so we iterate on features
    if (featuresValue.isArray()) {
        const QJsonArray featureArray = featuresValue.toArray();

        // Parse each feature
        for (int featureIndex = 0; featureIndex < featureArray.size(); ++featureIndex) {
            const QJsonObject featureObject = featureArray[featureIndex].toObject();

            // Check if the feature contains a geometry
            const QJsonValue geometryValue = featureObject.value(QStringLiteral("geometry"));
            if (geometryValue.isObject()) {
                const QJsonObject geometryObject = geometryValue.toObject();

                // Variables for creating the geometry
                QList<GeoDataGeometry*> geometryList;
                QList<GeoDataPlacemark*> placemarkList;

                // Create the different geometry types
                const QString geometryType = geometryObject.value(QStringLiteral("type")).toString().toUpper();

                if (geometryType == QLatin1String("POLYGON")) {
                    // Check first that there are coordinates
                    const QJsonValue coordinatesValue = geometryObject.value(QStringLiteral("coordinates"));
                    if (coordinatesValue.isArray()) {
                        const QJsonArray coordinateArray = coordinatesValue.toArray();

                        GeoDataPolygon * geom = new GeoDataPolygon( RespectLatitudeCircle | Tessellate );

                        // Coordinates first array will be the outer boundary, if there are more
                        // positions those will be inner holes
                        for (int ringIndex = 0 ; ringIndex < coordinateArray.size(); ++ringIndex) {
                            const QJsonArray ringArray = coordinateArray[ringIndex].toArray();

                            GeoDataLinearRing linearRing;

                            for (int coordinatePairIndex = 0; coordinatePairIndex < ringArray.size(); ++coordinatePairIndex) {
                                const QJsonArray coordinatePairArray = ringArray[coordinatePairIndex].toArray();

                                const qreal longitude = coordinatePairArray.at(0).toDouble();
                                const qreal latitude = coordinatePairArray.at(1).toDouble();

                                linearRing.append( GeoDataCoordinates( longitude , latitude , 0 , GeoDataCoordinates::Degree ) );
                            }

                            // Outer ring
                            if (ringIndex == 0) {
                                geom->setOuterBoundary( linearRing );
                            }
                            // Inner holes
                            else {
                                geom->appendInnerBoundary( linearRing );
                            }
                        }
                        geometryList.append( geom );
                    }

                } else if (geometryType == QLatin1String("MULTIPOLYGON")) {
                    // Check first that there are coordinates
                    const QJsonValue coordinatesValue = geometryObject.value(QStringLiteral("coordinates"));
                    if (coordinatesValue.isArray()) {
                        const QJsonArray coordinateArray = coordinatesValue.toArray();

                        for (int polygonIndex = 0; polygonIndex < coordinateArray.size(); ++polygonIndex) {
                            const QJsonArray polygonArray = coordinateArray[polygonIndex].toArray();

                            GeoDataPolygon * geom = new GeoDataPolygon( RespectLatitudeCircle | Tessellate );

                            // Coordinates first array will be the outer boundary, if there are more
                            // positions those will be inner holes
                            for (int ringIndex = 0 ; ringIndex < polygonArray.size(); ++ringIndex) {
                                const QJsonArray ringArray = polygonArray[ringIndex].toArray();

                                GeoDataLinearRing linearRing;

                                for (int coordinatePairIndex = 0; coordinatePairIndex < ringArray.size(); ++coordinatePairIndex) {
                                    const QJsonArray coordinatePairArray = ringArray[coordinatePairIndex].toArray();

                                    const qreal longitude = coordinatePairArray.at(0).toDouble();
                                    const qreal latitude = coordinatePairArray.at(1).toDouble();

                                    linearRing.append( GeoDataCoordinates( longitude , latitude , 0 , GeoDataCoordinates::Degree ) );
                                }

                                // Outer ring
                                if (ringIndex == 0) {
                                    geom->setOuterBoundary( linearRing );
                                }
                                // Inner holes
                                else {
                                    geom->appendInnerBoundary( linearRing );
                                }
                            }
                            geometryList.append( geom );
                        }
                    }

                } else if (geometryType == QLatin1String("LINESTRING")) {

                    // Check first that there are coordinates
                    const QJsonValue coordinatesValue = geometryObject.value(QStringLiteral("coordinates"));
                    if (coordinatesValue.isArray()) {
                        const QJsonArray coordinateArray = coordinatesValue.toArray();

                        GeoDataLineString * geom = new GeoDataLineString( RespectLatitudeCircle | Tessellate );

                        for (int coordinatePairIndex = 0; coordinatePairIndex < coordinateArray.size(); ++coordinatePairIndex) {
                            const QJsonArray coordinatePairArray = coordinateArray[coordinatePairIndex].toArray();

                            const qreal longitude = coordinatePairArray.at(0).toDouble();
                            const qreal latitude = coordinatePairArray.at(1).toDouble();

                            geom->append( GeoDataCoordinates( longitude , latitude , 0 , GeoDataCoordinates::Degree ) );
                        }
                        geometryList.append( geom );
                    }

                } else if (geometryType == QLatin1String("MULTILINESTRING")) {

                    // Check first that there are coordinates
                    const QJsonValue coordinatesValue = geometryObject.value(QStringLiteral("coordinates"));
                    if (coordinatesValue.isArray()) {
                        const QJsonArray coordinateArray = coordinatesValue.toArray();

                        for (int lineStringIndex = 0; lineStringIndex < coordinateArray.size(); ++lineStringIndex) {
                            const QJsonArray lineStringArray = coordinateArray[lineStringIndex].toArray();

                            GeoDataLineString * geom = new GeoDataLineString( RespectLatitudeCircle | Tessellate );

                            for (int coordinatePairIndex = 0; coordinatePairIndex < lineStringArray.size(); ++coordinatePairIndex) {
                                const QJsonArray coordinatePairArray = lineStringArray[coordinatePairIndex].toArray();

                                const qreal longitude = coordinatePairArray.at(0).toDouble();
                                const qreal latitude = coordinatePairArray.at(1).toDouble();

                                geom->append( GeoDataCoordinates( longitude , latitude , 0 , GeoDataCoordinates::Degree ) );
                            }
                            geometryList.append( geom );
                        }
                    }

                } else if (geometryType == QLatin1String("POINT")) {

                    // Check first that there are coordinates
                    const QJsonValue coordinatesValue = geometryObject.value(QStringLiteral("coordinates"));
                    if (coordinatesValue.isArray()) {
                        const QJsonArray coordinatePairArray = coordinatesValue.toArray();

                        GeoDataPoint * geom = new GeoDataPoint();

                        const qreal longitude = coordinatePairArray.at(0).toDouble();
                        const qreal latitude = coordinatePairArray.at(1).toDouble();

                        geom->setCoordinates( GeoDataCoordinates( longitude , latitude , 0 , GeoDataCoordinates::Degree ) );

                        geometryList.append( geom );
                    }
                } else if (geometryType == QLatin1String("MULTIPOINT")) {

                    // Check first that there are coordinates
                    const QJsonValue coordinatesValue = geometryObject.value(QStringLiteral("coordinates"));
                    if (coordinatesValue.isArray()) {
                        const QJsonArray coordinateArray = coordinatesValue.toArray();

                        for (int pointIndex = 0; pointIndex < coordinateArray.size(); ++pointIndex) {
                            const QJsonArray coordinatePairArray = coordinateArray[pointIndex].toArray();

                            GeoDataPoint * geom = new GeoDataPoint();

                            const qreal longitude = coordinatePairArray.at(0).toDouble();
                            const qreal latitude = coordinatePairArray.at(1).toDouble();

                            geom->setCoordinates( GeoDataCoordinates( longitude , latitude , 0 , GeoDataCoordinates::Degree ) );

                            geometryList.append( geom );
                        }
                    }
                }


                // Parse the features properties
                const QJsonValue propertiesValue = featureObject.value(QStringLiteral("properties"));
                if (!geometryList.isEmpty() && propertiesValue.isObject()) {
                    const QJsonObject propertiesObject = propertiesValue.toObject();

                    // First create a placemark for each geometry, there could be multi geometries
                    // that are translated into more than one geometry/placemark
                    for ( int numberGeometries = 0 ; numberGeometries < geometryList.length() ; numberGeometries++ ) {
                        GeoDataPlacemark * placemark = new GeoDataPlacemark();
                        placemarkList.append( placemark );
                    }

                    OsmPlacemarkData osmData;

                    QJsonObject::ConstIterator it = propertiesObject.begin();
                    const QJsonObject::ConstIterator end = propertiesObject.end();
                    for ( ; it != end; ++it) {
                        if (it.value().isObject() || it.value().isArray()) {
                            qDebug() << "Skipping property, values of type arrays and objects not supported:" << it.key();
                            continue;
                        }

                        // pass value through QVariant to also get bool & numbers
                        osmData.addTag(it.key(), it.value().toVariant().toString());
                    }

                    // If the property read, is the features name
                    const auto tagIter = osmData.findTag(QStringLiteral("name"));
                    if (tagIter != osmData.tagsEnd()) {
                        const QString& name = tagIter.value();
                        for (int pl = 0 ; pl < placemarkList.length(); ++pl) {
                            placemarkList.at(pl)->setName(name);
                        }
                    }

                    const GeoDataPlacemark::GeoDataVisualCategory category = StyleBuilder::determineVisualCategory(osmData);
                    if (category != GeoDataPlacemark::None) {
                        // Add the visual category to all the placemarks
                        for (int pl = 0 ; pl < placemarkList.length(); ++pl) {
                            placemarkList.at(pl)->setVisualCategory(category);
                            placemarkList.at(pl)->setOsmData(osmData);
                        }
                    }
                }

                // Add the geometry to the document
                if ( geometryList.length() == placemarkList.length() ) {

                    while( placemarkList.length() > 0 ) {

                        GeoDataPlacemark * placemark = placemarkList.last();
                        placemarkList.pop_back();

                        GeoDataGeometry * geom = geometryList.last();
                        geometryList.pop_back();

                        placemark->setGeometry( geom );
                        placemark->setVisible( true );
                        m_document->append( placemark );
                    }
                }

                // If geometries or placemarks missing inside the lists, delete them
                qDeleteAll( geometryList.begin(), geometryList.end() );
                geometryList.clear();
                qDeleteAll( placemarkList.begin(), placemarkList.end() );
                placemarkList.clear();
            }
        }
    }
    return true;
}
コード例 #8
0
ファイル: ShpRunner.cpp プロジェクト: KDE/marble
GeoDataDocument *ShpRunner::parseFile(const QString &fileName, DocumentRole role, QString &error)
{
    QFileInfo fileinfo( fileName );
    if (fileinfo.suffix().compare(QLatin1String("shp"), Qt::CaseInsensitive) != 0) {
        error = QStringLiteral("File %1 does not have a shp suffix").arg(fileName);
        mDebug() << error;
        return nullptr;
    }

    SHPHandle handle = SHPOpen( fileName.toStdString().c_str(), "rb" );
    if ( !handle ) {
        error = QStringLiteral("Failed to read %1").arg(fileName);
        mDebug() << error;
        return nullptr;
    }
    int entities;
    int shapeType;
    SHPGetInfo( handle, &entities, &shapeType, NULL, NULL );
    mDebug() << " SHP info " << entities << " Entities "
             << shapeType << " Shape Type ";

    DBFHandle dbfhandle;
    dbfhandle = DBFOpen( fileName.toStdString().c_str(), "rb");
    int nameField = DBFGetFieldIndex( dbfhandle, "Name" );
    int noteField = DBFGetFieldIndex( dbfhandle, "Note" );
    int mapColorField = DBFGetFieldIndex( dbfhandle, "mapcolor13" );

    GeoDataDocument *document = new GeoDataDocument;
    document->setDocumentRole( role );

    if ( mapColorField != -1 ) {
        GeoDataSchema schema;
        schema.setId(QStringLiteral("default"));
        GeoDataSimpleField simpleField;
        simpleField.setName(QStringLiteral("mapcolor13"));
        simpleField.setType( GeoDataSimpleField::Double );
        schema.addSimpleField( simpleField );
        document->addSchema( schema );
    }

    for ( int i=0; i< entities; ++i ) {
        GeoDataPlacemark  *placemark = 0;
        placemark = new GeoDataPlacemark;
        document->append( placemark );

        SHPObject *shape = SHPReadObject( handle, i );
        if (nameField != -1) {
            const char* info = DBFReadStringAttribute( dbfhandle, i, nameField );
            // TODO: defaults to utf-8 encoding, but could be also something else, optionally noted in a .cpg file
            placemark->setName( info );
            mDebug() << "name " << placemark->name();
        }
        if (noteField != -1) {
            const char* note = DBFReadStringAttribute( dbfhandle, i, noteField );
            // TODO: defaults to utf-8 encoding, see comment for name
            placemark->setDescription( note );
            mDebug() << "desc " << placemark->description();
        }

        double mapColor = DBFReadDoubleAttribute( dbfhandle, i, mapColorField );
        if ( mapColor ) {
            GeoDataStyle::Ptr style(new GeoDataStyle);
            if ( mapColor >= 0 && mapColor <=255 ) {
                quint8 colorIndex = quint8( mapColor );
                style->polyStyle().setColorIndex( colorIndex );
            }
            else {
                quint8 colorIndex = 0;     // mapColor is undefined in this case
                style->polyStyle().setColorIndex( colorIndex );
            }
            placemark->setStyle( style );
        }

        switch ( shapeType ) {
            case SHPT_POINT: {
                GeoDataPoint *point = new GeoDataPoint( *shape->padfX, *shape->padfY, 0, GeoDataCoordinates::Degree );
                placemark->setGeometry( point );
                mDebug() << "point " << placemark->name();
                break;
            }

            case SHPT_MULTIPOINT: {
                GeoDataMultiGeometry *geom = new GeoDataMultiGeometry;
                for( int j=0; j<shape->nVertices; ++j ) {
                    geom->append( new GeoDataPoint( GeoDataCoordinates(
                                  shape->padfX[j], shape->padfY[j],
                                  0, GeoDataCoordinates::Degree ) ) );
                }
                placemark->setGeometry( geom );
                mDebug() << "multipoint " << placemark->name();
                break;
            }

            case SHPT_ARC: {
                if ( shape->nParts != 1 ) {
                    GeoDataMultiGeometry *geom = new GeoDataMultiGeometry;
                    for( int j=0; j<shape->nParts; ++j ) {
                        GeoDataLineString *line = new GeoDataLineString;
                        int itEnd = (j + 1 < shape->nParts) ? shape->panPartStart[j+1] : shape->nVertices;
                        for( int k=shape->panPartStart[j]; k<itEnd; ++k ) {
                            line->append( GeoDataCoordinates(
                                          shape->padfX[k], shape->padfY[k],
                                          0, GeoDataCoordinates::Degree ) );
                        }
                        geom->append( line );
                    }
                    placemark->setGeometry( geom );
                    mDebug() << "arc " << placemark->name() << " " << shape->nParts;

                } else {
                    GeoDataLineString *line = new GeoDataLineString;
                    for( int j=0; j<shape->nVertices; ++j ) {
                        line->append( GeoDataCoordinates(
                                      shape->padfX[j], shape->padfY[j],
                                      0, GeoDataCoordinates::Degree ) );
                    }
                    placemark->setGeometry( line );
                    mDebug() << "arc " << placemark->name() << " " << shape->nParts;
                }
                break;
            }

            case SHPT_POLYGON: {
                if ( shape->nParts != 1 ) {
                    bool isRingClockwise = false;
                    GeoDataMultiGeometry *multigeom = new GeoDataMultiGeometry;
                    GeoDataPolygon *poly = 0;
                    int polygonCount = 0;
                    for( int j=0; j<shape->nParts; ++j ) {
                        GeoDataLinearRing ring;
                        int itStart = shape->panPartStart[j];
                        int itEnd = (j + 1 < shape->nParts) ? shape->panPartStart[j+1] : shape->nVertices;
                        for( int k = itStart; k<itEnd; ++k ) {
                            ring.append( GeoDataCoordinates(
                                         shape->padfX[k], shape->padfY[k],
                                         0, GeoDataCoordinates::Degree ) );
                        }
                        isRingClockwise = ring.isClockwise();
                        if ( j == 0 || isRingClockwise ) {
                            poly = new GeoDataPolygon;
                            ++polygonCount;
                            poly->setOuterBoundary( ring );
                            if ( polygonCount > 1 ) {
                                multigeom->append( poly );
                            }
                        }
                        else {
                            poly->appendInnerBoundary( ring );
                        }
                    }
                    if ( polygonCount > 1 ) {
                        placemark->setGeometry( multigeom );
                    }
                    else {
                        placemark->setGeometry( poly );
                        delete multigeom;
                        multigeom = 0;
                    }
                    mDebug() << "donut " << placemark->name() << " " << shape->nParts;

                } else {
                    GeoDataPolygon *poly = new GeoDataPolygon;
                    GeoDataLinearRing ring;
                    for( int j=0; j<shape->nVertices; ++j ) {
                        ring.append( GeoDataCoordinates(
                                         shape->padfX[j], shape->padfY[j],
                                         0, GeoDataCoordinates::Degree ) );
                    }
                    poly->setOuterBoundary( ring );
                    placemark->setGeometry( poly );
                    mDebug() << "poly " << placemark->name() << " " << shape->nParts;
                }
                break;
            }
        }
    }

    SHPClose( handle );

    DBFClose( dbfhandle );

    if ( document->size() ) {
        document->setFileName( fileName );
        return document;
    } else {
        delete document;
        return nullptr;
    }
}
コード例 #9
0
GeoDataDocument* OpenRouteServiceRunner::parse( const QByteArray &content ) const
{
    QDomDocument xml;
    if ( !xml.setContent( content ) ) {
        mDebug() << "Cannot parse xml file with routing instructions.";
        return nullptr;
    }

    QDomElement root = xml.documentElement();

    GeoDataDocument* result = new GeoDataDocument();
    result->setName(QStringLiteral("OpenRouteService"));

    QDomNodeList errors = root.elementsByTagName(QStringLiteral("xls:Error"));
    if ( errors.size() > 0 ) {
        return nullptr;
        // Returning early because fallback routing providers are used now
        // The code below can be used to parse OpenGis errors reported by ORS
        // and may be useful in the future

        for (int i=0 ; i < errors.length(); ++i ) {
            QDomNode node = errors.item( i );
            QString errorMessage = node.attributes().namedItem(QStringLiteral("message")).nodeValue();
            QRegExp regexp = QRegExp( "^(.*) Please Check your Position: (-?[0-9]+.[0-9]+) (-?[0-9]+.[0-9]+) !" );
            if ( regexp.indexIn( errorMessage ) == 0 ) {
                if ( regexp.capturedTexts().size() == 4 ) {
                    GeoDataPlacemark* placemark = new GeoDataPlacemark;
                    placemark->setName( regexp.capturedTexts().at( 1 ) );
                    GeoDataCoordinates position;
                    position.setLongitude( regexp.capturedTexts().at( 2 ).toDouble(), GeoDataCoordinates::Degree );
                    position.setLatitude( regexp.capturedTexts().at( 3 ).toDouble(), GeoDataCoordinates::Degree );
                    placemark->setCoordinate( position );
                    result->append( placemark );
                }
            } else {
                mDebug() << "Error message " << errorMessage << " not parsable.";
                /** @todo: How to handle this now with plugins? */
//                QString message = tr( "Sorry, a problem occurred when calculating the route. Try adjusting start and destination points." );
//                QPointer<QMessageBox> messageBox = new QMessageBox( QMessageBox::Warning, "Route Error", message );
//                messageBox->setDetailedText( errorMessage );
//                messageBox->exec();
//                delete messageBox;
            }
        }
    }

    GeoDataPlacemark* routePlacemark = new GeoDataPlacemark;
    routePlacemark->setName(QStringLiteral("Route"));
    QTime time;
    QDomNodeList summary = root.elementsByTagName(QStringLiteral("xls:RouteSummary"));
    if ( summary.size() > 0 ) {
        QDomNodeList timeNodeList = summary.item(0).toElement().elementsByTagName(QStringLiteral("xls:TotalTime"));
        if ( timeNodeList.size() == 1 ) {
            QRegExp regexp = QRegExp( "^P(?:(\\d+)D)?T(?:(\\d+)H)?(?:(\\d+)M)?(\\d+)S" );
            if ( regexp.indexIn( timeNodeList.item( 0 ).toElement().text() ) == 0 ) {
                QStringList matches = regexp.capturedTexts();
                unsigned int hours( 0 ), minutes( 0 ), seconds( 0 );
                switch ( matches.size() ) {
                case 5:
                    // days    = regexp.cap( matches.size() - 4 ).toInt();
                    // Intentionally no break
                case 4:
                    hours   = regexp.cap( matches.size() - 3 ).toInt();
                    // Intentionally no break
                case 3:
                    minutes = regexp.cap( matches.size() - 2 ).toInt();
                    // Intentionally no break
                case 2:
                    seconds = regexp.cap( matches.size() - 1 ).toInt();
                    break;
                default:
                    mDebug() << "Unable to parse time string " << timeNodeList.item( 0 ).toElement().text();
                }

                time = QTime( hours, minutes, seconds, 0 );
            }
        }
    }

    GeoDataLineString* routeWaypoints = new GeoDataLineString;
    QDomNodeList geometry = root.elementsByTagName(QStringLiteral("xls:RouteGeometry"));
    if ( geometry.size() > 0 ) {
        QDomNodeList waypoints = geometry.item( 0 ).toElement().elementsByTagName( "gml:pos" );
        for (int i=0 ; i < waypoints.length(); ++i ) {
            QDomNode node = waypoints.item( i );
            const QStringList content = node.toElement().text().split(QLatin1Char(' '));
            if ( content.length() == 2 ) {
                GeoDataCoordinates position;
                position.setLongitude( content.at( 0 ).toDouble(), GeoDataCoordinates::Degree );
                position.setLatitude( content.at( 1 ).toDouble(), GeoDataCoordinates::Degree );
                routeWaypoints->append( position );
            }
        }
    }
    routePlacemark->setGeometry( routeWaypoints );

    qreal length = routeWaypoints->length( EARTH_RADIUS );
    const QString name = nameString( "ORS", length, time );
    const GeoDataExtendedData data = routeData( length, time );
    routePlacemark->setExtendedData( data );
    result->setName( name );

    result->append( routePlacemark );

    QDomNodeList instructionList = root.elementsByTagName(QStringLiteral("xls:RouteInstructionsList"));
    if ( instructionList.size() > 0 ) {
        QDomNodeList instructions = instructionList.item(0).toElement().elementsByTagName(QStringLiteral("xls:RouteInstruction"));
        for (int i=0 ; i < instructions.length(); ++i ) {
            QDomElement node = instructions.item( i ).toElement();

            QDomNodeList textNodes = node.elementsByTagName(QStringLiteral("xls:Instruction"));
            QDomNodeList positions = node.elementsByTagName(QStringLiteral("gml:pos"));

            if ( textNodes.size() > 0 && positions.size() > 0 ) {
                const QStringList content = positions.at(0).toElement().text().split(QLatin1Char(' '));
                if ( content.length() == 2 ) {
                    GeoDataLineString *lineString = new GeoDataLineString;

                    for( int i = 0; i < positions.count(); ++i ) {
                         const QStringList pointList = positions.at(i).toElement().text().split(QLatin1Char(' '));
                         GeoDataCoordinates position;
                         position.setLongitude( pointList.at( 0 ).toDouble(), GeoDataCoordinates::Degree );
                         position.setLatitude( pointList.at( 1 ).toDouble(), GeoDataCoordinates::Degree );
                         lineString->append( position );
                    }

                    GeoDataPlacemark* instruction = new GeoDataPlacemark;

                    QString const text = textNodes.item( 0 ).toElement().text().remove(QRegExp("<[^>]*>"));
                    GeoDataExtendedData extendedData;
                    GeoDataData turnTypeData;
                    turnTypeData.setName(QStringLiteral("turnType"));
                    QString road;
                    RoutingInstruction::TurnType turnType = parseTurnType( text, &road );
                    turnTypeData.setValue( turnType );
                    extendedData.addValue( turnTypeData );
                    if ( !road.isEmpty() ) {
                        GeoDataData roadName;
                        roadName.setName(QStringLiteral("roadName"));
                        roadName.setValue( road );
                        extendedData.addValue( roadName );
                    }

                    QString const instructionText = turnType == RoutingInstruction::Unknown ? text : RoutingInstruction::generateRoadInstruction( turnType, road );
                    instruction->setName( instructionText );
                    instruction->setExtendedData( extendedData );
                    instruction->setGeometry( lineString );
                    result->append( instruction );
                }
            }
        }
    }

    return result;
}
コード例 #10
0
ファイル: JsonParser.cpp プロジェクト: AsherBond/marble
bool JsonParser::read( QIODevice* device )
{
    // Assert previous document got released.
    delete m_document;
    m_document = new GeoDataDocument;
    Q_ASSERT( m_document );

    // Fixes for test parsing
    device->seek(21); // Strip off 'onKothicDataRespone('
    QString temp = QString::fromUtf8( device->readAll() );
    int midIndex = temp.size();
    int rightIndex = midIndex;
    for ( int i=0; i<4; ++i ) {
        rightIndex = midIndex;
        midIndex = temp.lastIndexOf( ',', midIndex-1 );
        if ( i==1 ) {
            QString name = temp.mid( midIndex-1 );
            name.remove( name.size()-2,2 );
            m_document->setName( "Kothic " + name );
        }
    }

    QString stream = temp.mid(0, midIndex);
    stream.prepend('(');
    stream.append("})");
    bool hasGranularity = false;
    int const granularity = temp.mid(midIndex+15, rightIndex-midIndex-16).toInt( &hasGranularity );
    if (!hasGranularity) {
        mDebug() << "Cannot parse json file (failed to parse granularity) " << temp;
        return false;
    }

    /** THIS IS A TEST PARSER FOR KOTHIK's JSON FORMAT **/

    m_data = m_engine.evaluate( stream );
    if (m_engine.hasUncaughtException()) {
        mDebug() << "Cannot parse json file: " << m_engine.uncaughtException().toString();
        return false;
    }

    // Start parsing
    GeoDataPlacemark *placemark;
    GeoDataFeature::GeoDataVisualCategory category;

    // Bounding box coordinates
    float east;
    float south;
    float west;
    float north;

    // Global data (even if it is at the end of the json response
    // it is possible to read it now)

    if ( m_data.property( "bbox" ).isArray() ){
        QStringList coors = m_data.property( "bbox" ).toString().split( QLatin1Char( ',' ) );

        // Load the bounding box coordinates
        west  = coors.at(0).toFloat();
        east  = coors.at(2).toFloat();
        south = coors.at(1).toFloat();
        north = coors.at(3).toFloat();
    }
    else{
        mDebug() << "Cannot parse bbox";
        return false;
    }

    //  All downloaded placemarks will be features, so we should iterate
    //  on features
    QScriptValue const features = m_data.property( "features" );
    if (features.isArray()){
        QScriptValueIterator iterator( features );

        // Add items to the list
        while ( iterator.hasNext() ) {
            iterator.next();

            GeoDataGeometry * geom;
            placemark = new GeoDataPlacemark();

            QString const typeProperty = iterator.value().property( "type" ).toString();
            if ( typeProperty == "Polygon" ){
                geom = new GeoDataPolygon( RespectLatitudeCircle | Tessellate );
            } else if ( typeProperty == "LineString" ){
                    geom = new GeoDataLineString( RespectLatitudeCircle | Tessellate );
            } else if ( typeProperty == "Point" ){
                geom = new GeoDataPoint();
            } else
                    geom = 0;

            QScriptValueIterator it (iterator.value().property( "properties" ));

            bool propertiesCorrect = false;

            // Parsing properties
            while ( it.hasNext() && geom != 0 ) {
                it.next();

                if ( it.name() == "name" ){
                    placemark->setName( it.value().toString() );
                }else if ( !propertiesCorrect ){
                    category = GeoDataFeature::OsmVisualCategory( it.name() + '=' + it.value().toString() );

                    if (category != 0){
                        placemark->setVisualCategory( category );
                        propertiesCorrect = true;
                    }
                }
            }

            // Parsing coordinates

            QScriptValue const coordinatesProperty = iterator.value().property( "coordinates" );
            if ( coordinatesProperty.isArray() ){

                QScriptValueIterator it ( coordinatesProperty );

                while ( it.hasNext() ) {
                    it.next();

                    QStringList coors = it.value().toString().split( QLatin1Char( ',' ) );
                    for (int x = 0; x < coors.size()-1 && coors.size()>1 ;){

                        float auxX = ( coors.at(x++).toFloat() / granularity)*(east-west)   + west;
                        float auxY = ( coors.at(x++).toFloat() / granularity)*(north-south) + south;


                        QString const typeProperty = iterator.value().property( "type" ).toString();
                            if (typeProperty == "Polygon"){

                                GeoDataLinearRing ring = ((GeoDataPolygon*)geom)->outerBoundary();
                                ring.append( GeoDataCoordinates(auxX, auxY,0, GeoDataCoordinates::Degree ) );

                                // FIXME appending to the ring could be done more efficiently

                                ((GeoDataPolygon*)geom)->setOuterBoundary(ring);
                            }
                            else
                                if (typeProperty == "LineString"){
                                    ((GeoDataLineString*) geom)->append( GeoDataCoordinates(auxX, auxY,0, GeoDataCoordinates::Degree ) );
                           } else if (typeProperty == "Point"){
                                    ((GeoDataPoint*) geom)->setCoordinates( GeoDataCoordinates(auxX,auxY,0, GeoDataCoordinates::Degree ) );
                           }

                    }
                }
            }

            if ( propertiesCorrect && geom != 0 ){
                placemark->setGeometry( geom );
                placemark->setVisible( true );
                m_document->append( placemark );
            }
        }
    }
    return true;
}
コード例 #11
0
ファイル: MonavRunner.cpp プロジェクト: KDE/marble
int MonavRunnerPrivate::retrieveRoute( const Marble::RouteRequest* route, QVector< Marble::GeoDataPlacemark* >* instructions, Marble::GeoDataLineString* geometry ) const
{
    RoutingResult reply;
    if ( retrieveData( route, &reply ) ) {
        /** @todo: make use of reply.seconds, the estimated travel time */
        for ( int i = 0; i < reply.pathNodes.size(); ++i ) {
            qreal lon = reply.pathNodes[i].longitude;
            qreal lat = reply.pathNodes[i].latitude;
            GeoDataCoordinates coordinates( lon, lat, 0, GeoDataCoordinates::Degree );
            geometry->append( coordinates );
        }

        RoutingWaypoints waypoints;
        int k = 0;
        for ( int i = 0; i < reply.pathEdges.size(); ++i ) {
            QString road = reply.nameStrings[reply.pathEdges[i].name];
            QString type = reply.typeStrings[reply.pathEdges[i].type];
            RoutingWaypoint::JunctionType junction = RoutingWaypoint::Other;
            if (type == QLatin1String("roundabout") && reply.pathEdges[i].branchingPossible) {
                junction = RoutingWaypoint::Roundabout;
            }
            for ( unsigned int l = 0; l < reply.pathEdges[i].length; ++k, ++l ) {
                qreal lon = reply.pathNodes[k].longitude;
                qreal lat = reply.pathNodes[k].latitude;
                RoutingPoint point( lon, lat );
                bool const last = l == reply.pathEdges[i].length - 1;
                RoutingWaypoint::JunctionType finalJunction = last ? junction : ( reply.pathEdges[i].branchingPossible ? RoutingWaypoint::Other : RoutingWaypoint::None );
                RoutingWaypoint waypoint( point, finalJunction, "", type, -1, road );
                waypoints.push_back( waypoint );
            }
        }

        RoutingInstructions directions = InstructionTransformation::process( waypoints );
        for ( int i = 0; i < directions.size(); ++i ) {
            GeoDataPlacemark* placemark = new GeoDataPlacemark( directions[i].instructionText() );
            GeoDataExtendedData extendedData;
            GeoDataData turnType;
            turnType.setName(QStringLiteral("turnType"));
            turnType.setValue( qVariantFromValue<int>( int( directions[i].turnType() ) ) );
            extendedData.addValue( turnType );
            GeoDataData roadName;
            roadName.setName(QStringLiteral("roadName"));
            roadName.setValue( directions[i].roadName() );
            extendedData.addValue( roadName );
            placemark->setExtendedData( extendedData );
            Q_ASSERT( !directions[i].points().isEmpty() );
            GeoDataLineString* geometry = new GeoDataLineString;
            QVector<RoutingWaypoint> items = directions[i].points();
            for ( int j = 0; j < items.size(); ++j ) {
                RoutingPoint point = items[j].point();
                GeoDataCoordinates coordinates( point.lon(), point.lat(), 0.0, GeoDataCoordinates::Degree );
                geometry->append( coordinates );
            }
            placemark->setGeometry( geometry );
            instructions->push_back( placemark );
        }
        int duration = (int) reply.seconds;
        return duration;
    }
    return 0;
}
コード例 #12
0
ファイル: Pn2Runner.cpp プロジェクト: KDE/marble
GeoDataDocument* Pn2Runner::parseForVersion1(const QString& fileName, DocumentRole role)
{
    GeoDataDocument *document = new GeoDataDocument();
    document->setDocumentRole( role );

    bool error = false;

    quint32 ID, nrAbsoluteNodes;
    quint8 flag, prevFlag = -1;

    GeoDataStyle::Ptr style;
    GeoDataPolygon *polygon = new GeoDataPolygon;

    for ( quint32 currentPoly = 1; ( currentPoly <= m_fileHeaderPolygons ) && ( !error ) && ( !m_stream.atEnd() ); currentPoly++ ) {

        m_stream >> ID >> nrAbsoluteNodes >> flag;

        if ( flag != INNERBOUNDARY && ( prevFlag == INNERBOUNDARY || prevFlag == OUTERBOUNDARY ) ) {

            GeoDataPlacemark *placemark = new GeoDataPlacemark;
            placemark->setGeometry( polygon );
            if ( m_isMapColorField ) {
                if ( style ) {
                    placemark->setStyle( style );
                }
            }
            document->append( placemark );
        }

        if ( flag == LINESTRING ) {
            GeoDataLineString *linestring = new GeoDataLineString;
            error = error | importPolygon( m_stream, linestring, nrAbsoluteNodes );

            GeoDataPlacemark *placemark = new GeoDataPlacemark;
            placemark->setGeometry( linestring );
            document->append( placemark );
        }

        if ( ( flag == LINEARRING ) || ( flag == OUTERBOUNDARY ) || ( flag == INNERBOUNDARY ) ) {
            if ( flag == OUTERBOUNDARY && m_isMapColorField ) {
                quint8 colorIndex;
                m_stream >> colorIndex;
                style = GeoDataStyle::Ptr(new GeoDataStyle);
                GeoDataPolyStyle polyStyle;
                polyStyle.setColorIndex( colorIndex );
                style->setPolyStyle( polyStyle );
            }

            GeoDataLinearRing* linearring = new GeoDataLinearRing;
            error = error | importPolygon( m_stream, linearring, nrAbsoluteNodes );

            if ( flag == LINEARRING ) {
                GeoDataPlacemark *placemark = new GeoDataPlacemark;
                placemark->setGeometry( linearring );
                document->append( placemark );
            }

            if ( flag == OUTERBOUNDARY ) {
                polygon = new GeoDataPolygon;
                polygon->setOuterBoundary( *linearring );
            }

            if ( flag == INNERBOUNDARY ) {
                polygon->appendInnerBoundary( *linearring );
            }
        }

        if ( flag == MULTIGEOMETRY ) {
            // not implemented yet, for now elements inside a multigeometry are separated as individual geometries
        }

        prevFlag = flag;
    }
コード例 #13
0
GeoDataDocument *CycleStreetsRunner::parse( const QByteArray &content ) const
{
    QDomDocument xml;
    if ( !xml.setContent( content ) ) {
        mDebug() << "Cannot parse xml file with routing instructions.";
        return 0;
    }
    GeoDataDocument *result = new GeoDataDocument();
    result->setName( "CycleStreets" );
    GeoDataPlacemark *routePlacemark = new GeoDataPlacemark;
    routePlacemark->setName( "Route" );

    GeoDataLineString *routeWaypoints = new GeoDataLineString;
    QDomNodeList features = xml.elementsByTagName( "gml:featureMember" );

    if ( features.isEmpty() ) {
        return 0;
    }
    QDomElement route = features.at( 0 ).toElement().firstChild().toElement();
    QDomElement lineString = route.elementsByTagName( "gml:LineString" ).at( 0 ).toElement();
    QDomElement coordinates = lineString.toElement().elementsByTagName( "gml:coordinates" ).at( 0 ).toElement();
    QStringList coordinatesList = coordinates.text().split( ' ' );

    QStringList::iterator iter = coordinatesList.begin();
    QStringList::iterator end = coordinatesList.end();

    for( ; iter != end; ++iter) {
        QStringList coordinate =  iter->split(',');
        if ( coordinate.size() == 2 ) {
            double const lon = coordinate.at( 0 ).toDouble();
            double const lat = coordinate.at( 1 ).toDouble();
            GeoDataCoordinates const position( lon, lat, 0.0, GeoDataCoordinates::Degree );
            routeWaypoints->append( position );
        }
    }
    routePlacemark->setGeometry( routeWaypoints );

    QDomElement durationElement = route.elementsByTagName( "cs:time" ).at(0).toElement();
    QTime duration;
    duration = duration.addSecs( durationElement.text().toInt() );
    qreal length = routeWaypoints->length( EARTH_RADIUS );

    const QString name = nameString( "CS", length, duration );
    const GeoDataExtendedData data = routeData( length, duration );
    routePlacemark->setExtendedData( data );
    result->setName( name );
    result->append( routePlacemark );

    int i;
    for ( i = 1; i < features.count() && features.at( i ).firstChildElement().tagName() != "cs:segment"; ++i );
    for ( ; i < features.count(); ++i) {
        QDomElement segment = features.at( i ).toElement();

        QString name = segment.elementsByTagName( "cs:name" ).at( 0 ).toElement().text();
        QString maneuver = segment.elementsByTagName( "cs:turn" ).at( 0 ).toElement().text();
        QStringList points = segment.elementsByTagName( "cs:points" ).at( 0 ).toElement().text().split( ' ' );
        QStringList const elevation = segment.elementsByTagName( "cs:elevations" ).at( 0 ).toElement().text().split( ',' );

        GeoDataPlacemark *instructions = new GeoDataPlacemark;
        QString instructionName;
        if ( !maneuver.isEmpty() ) {
            instructionName = maneuver.left( 1 ).toUpper() + maneuver.mid( 1 );
        } else {
            instructionName = "Straight";
        }
        if ( name != "Short un-named link" && name != "Un-named link" ){
            instructionName.append( " into " + name );
        }
        instructions->setName( instructionName );

        GeoDataExtendedData extendedData;
        GeoDataData turnType;
        turnType.setName( "turnType" );
        turnType.setValue( maneuverType( maneuver ) );
        extendedData.addValue( turnType );

        instructions->setExtendedData( extendedData );
        GeoDataLineString *lineString = new GeoDataLineString;
        QStringList::iterator iter = points.begin();
        QStringList::iterator end = points.end();
        for  ( int j=0; iter != end; ++iter, ++j ) {
            QStringList coordinate = iter->split( ',' );
            if ( coordinate.size() == 2 ) {
                double const lon = coordinate.at( 0 ).toDouble();
                double const lat = coordinate.at( 1 ).toDouble();
                double const alt = j < elevation.size() ? elevation[j].toDouble() : 0.0;
                lineString->append( GeoDataCoordinates( lon, lat, alt, GeoDataCoordinates::Degree ) );
            }
        }
        instructions->setGeometry( lineString );
        result->append( instructions );
    }
    return result;
}