| 267 | } |
| 268 | |
| 269 | Geometry Geometry::getRing() const |
| 270 | { |
| 271 | throwNoGeos(); |
| 272 | |
| 273 | int count = OGR_G_GetGeometryCount(gdal::toHandle(m_geom.get())); |
| 274 | if (count) |
| 275 | { |
| 276 | |
| 277 | OGRGeometryH ring = OGR_G_Clone(OGR_G_GetGeometryRef(gdal::toHandle(m_geom.get()), 0)); |
| 278 | OGRGeometryH linestring = OGR_G_ForceToLineString(ring); |
| 279 | |
| 280 | return Geometry(linestring, getSpatialReference()); |
| 281 | } |
| 282 | else |
| 283 | throwNoGeos(); |
| 284 | |
| 285 | return Geometry(); |
| 286 | |
| 287 | } |
| 288 | |
| 289 | bool Geometry::valid() const |
| 290 | { |