Method UpdateCanBeDeletedStatus

libs/drape_frontend/frontend_renderer.cpp:244–270

}

void FrontendRenderer::UpdateCanBeDeletedStatus()
{
  m2::RectD const & screenRect = m_userEventStream.GetCurrentScreen().ClipRect();

  std::vector<m2::RectD> notFinishedTileRects;
  notFinishedTileRects.reserve(m_notFinishedTiles.size());
  for (auto const & tileKey : m_notFinishedTiles)
    notFinishedTileRects.push_back(tileKey.GetGlobalRect());

  for (RenderLayer & layer : m_layers)
  {
    for (auto & group : layer.m_renderGroups)
    {
      if (!group->IsPendingOnDelete())
        continue;

      bool canBeDeleted = true;
      if (!notFinishedTileRects.empty())
      {
        m2::RectD const tileRect = group->GetTileKey().GetGlobalRect();
        if (tileRect.IsIntersect(screenRect))
          canBeDeleted = !HasIntersection(tileRect, notFinishedTileRects);
      }
      layer.m_isDirty |= group->UpdateCanBeDeletedStatus(canBeDeleted, GetCurrentZoom(), make_ref(m_overlayTree));
    }
  }
}

void FrontendRenderer::AcceptMessage(ref_ptr<Message> message)
{