Method LoadVicinity

libs/search/locality_finder.cpp:257–298

}

void LocalityFinder::LoadVicinity(m2::PointD const & p, bool loadCities, bool loadVillages)
{
  UpdateMaps();

  if (loadCities)
  {
    m2::RectD const crect = m_cities.GetDRect(p);
    auto handle = m_dataSource.GetMwmHandleById(m_worldId);
    if (handle.IsAlive())
    {
      auto const & value = *handle.GetValue();
      if (!m_ranks)
        m_ranks = RankTable::Load(value.m_cont, SEARCH_RANKS_FILE_TAG);
      if (!m_ranks)
        m_ranks = make_unique<DummyRankTable>();

      MwmContext ctx(std::move(handle));
      ctx.ForEachIndex(crect, LocalitiesLoader(ctx, m_boundariesTable, CityFilter(*m_ranks), m_cities, m_loadedIds));
    }

    m_cities.SetCovered(p);
  }

  if (loadVillages)
  {
    m2::RectD const vrect = m_villages.GetDRect(p);
    m_maps.ForEachInRect(m2::RectD(p, p), [&](MwmSet::MwmId const & id)
    {
      auto handle = m_dataSource.GetMwmHandleById(id);
      if (!handle.IsAlive())
        return;

      static int const scale = GetVillagesScale();
      MwmContext ctx(std::move(handle));
      ctx.ForEachIndex(
          vrect, scale,
          LocalitiesLoader(ctx, m_boundariesTable, VillageFilter(ctx, m_villagesCache), m_villages, m_loadedIds));
    });

    m_villages.SetCovered(p);
  }
}

void LocalityFinder::UpdateMaps()
{