bool AbstractPreparedPolygonContains::isSingleShell( const geom::Geometry & geom) { // handles single-element MultiPolygons, as well as Polygons if ( geom.getNumGeometries() != 1) return false; const geom::Polygon * poly = (Polygon *)geom.getGeometryN( 0); int numHoles = poly->getNumInteriorRing(); return (numHoles == 0); }
bool AbstractPreparedPolygonContains::isSingleShell(const geom::Geometry& geom) { // handles single-element MultiPolygons, as well as Polygons if (geom.getNumGeometries() != 1) { return false; } const geom::Geometry* g = geom.getGeometryN(0); const geom::Polygon* poly = static_cast<const Polygon*>(g); std::size_t numHoles = poly->getNumInteriorRing(); return (0 == numHoles); }