Exemplos de OGR_G_ExportToJsonEx em C++ (Cpp)

Exemplo n.º 1

Arquivo: Polygon.cpp Projeto: kirkjens/PDAL

std::string Polygon::json(double precision) const
{
    std::ostringstream prec;
    prec << precision;
    char **papszOptions = NULL;
    papszOptions = CSLSetNameValue(papszOptions, "COORDINATE_PRECISION",
        prec.str().c_str() );

    std::string w(wkt());

    gdal::SpatialRef srs(m_srs.getWKT(pdal::SpatialReference::eCompoundOK));
    gdal::Geometry g(w, srs);

    char* json = OGR_G_ExportToJsonEx(g.get(), papszOptions);

    std::string output(json);
    OGRFree(json);
    return output;
}

Exemplo n.º 2

Arquivo: ogrgeojsonwriter.cpp Projeto: AbdelghaniDr/mirror

char* OGR_G_ExportToJson( OGRGeometryH hGeometry )
{
    return OGR_G_ExportToJsonEx(hGeometry, NULL);
}