Function AddElementToCache

generator/osm_source.cpp:49–96

Functions ---------------------------------------------------------------------------------------

// Functions ---------------------------------------------------------------------------------------
void AddElementToCache(cache::IntermediateDataWriter & cache, OsmElement && element)
{
  switch (element.m_type)
  {
  case OsmElement::EntityType::Node:
  {
    auto const pt = mercator::FromLatLon(element.m_lat, element.m_lon);
    cache.AddNode(element.m_id, pt.y, pt.x);
    break;
  }
  case OsmElement::EntityType::Way:
  {
    // Store way.
    WayElement way(element.m_id);
    way.m_nodes = std::move(element.NodesRef());

    if (way.IsValid())
      cache.AddWay(element.m_id, way);
    break;
  }
  case OsmElement::EntityType::Relation:
  {
    // store relation
    RelationElement relation;
    for (auto & member : element.MembersRef())
    {
      switch (member.m_type)
      {
      case OsmElement::EntityType::Node: relation.m_nodes.emplace_back(member.m_ref, std::move(member.m_role)); break;
      case OsmElement::EntityType::Way: relation.m_ways.emplace_back(member.m_ref, std::move(member.m_role)); break;
      case OsmElement::EntityType::Relation:
        relation.m_relations.emplace_back(member.m_ref, std::move(member.m_role));
        break;
      default: break;
      }
    }

    for (auto & tag : element.TagsRef())
      relation.m_tags.emplace(std::move(tag.m_key), std::move(tag.m_value));

    if (relation.IsValid())
      cache.AddRelation(element.m_id, relation);

    break;
  }
  default: break;
  }
}

void ProcessOsmElementsFromXML(SourceReader & stream, std::function<void(OsmElement &&)> const & processor)
{