shared_ptr<Relation> GeometryConverter::convertPolygonToRelation(const Polygon* polygon,
const shared_ptr<OsmMap>& map, Status s, double circularError)
{
shared_ptr<Relation> r(new Relation(s, map->createNextRelationId(), circularError,
Relation::MULTIPOLYGON));
convertPolygonToRelation(polygon, map, r, s, circularError);
map->addRelation(r);
return r;
}
RelationPtr GeometryConverter::convertPolygonToRelation(const Polygon* polygon,
const OsmMapPtr& map, Status s, double circularError)
{
RelationPtr r(new Relation(s, map->createNextRelationId(), circularError,
MetadataTags::RelationMultiPolygon()));
convertPolygonToRelation(polygon, map, r, s, circularError);
map->addRelation(r);
return r;
}
shared_ptr<Relation> GeometryConverter::convertMultiPolygonToRelation(const MultiPolygon* mp,
const shared_ptr<OsmMap>& map, Status s, double circularError)
{
shared_ptr<Relation> r(new Relation(s, map->createNextRelationId(), circularError,
Relation::MULTIPOLYGON));
for (size_t i = 0; i < mp->getNumGeometries(); i++)
{
convertPolygonToRelation(dynamic_cast<const Polygon*>(mp->getGeometryN(i)), map, r, s,
circularError);
}
map->addRelation(r);
return r;
}
RelationPtr GeometryConverter::convertMultiPolygonToRelation(const MultiPolygon* mp,
const OsmMapPtr& map, Status s, double circularError)
{
RelationPtr r(
new Relation(
s, map->createNextRelationId(), circularError, MetadataTags::RelationMultiPolygon()));
for (size_t i = 0; i < mp->getNumGeometries(); i++)
{
convertPolygonToRelation(
dynamic_cast<const Polygon*>(mp->getGeometryN(i)), map, r, s, circularError);
}
map->addRelation(r);
return r;
}
shared_ptr<Element> GeometryConverter::convertPolygonToElement(const Polygon* polygon,
const shared_ptr<OsmMap>& map, Status s, double circularError)
{
// if the geometry is empty.
if (polygon->isEmpty())
{
return shared_ptr<Element>();
}
else if (polygon->getNumInteriorRing() == 0)
{
shared_ptr<Way> result = convertLineStringToWay(polygon->getExteriorRing(), map, s, circularError);
result->getTags()["area"] = "yes";
return result;
}
else
{
return convertPolygonToRelation(polygon, map, s, circularError);
}
}
