Method Append

libs/map/gps_track_storage.cpp:167–197

}

void GpsTrackStorage::Append(vector<TItem> const & items)
{
  ASSERT(m_stream.is_open(), ());

  if (items.empty())
    return;

  // Write position must be after last item position
  ASSERT_EQUAL(m_stream.tellp(), static_cast<typename fstream::pos_type>(GetItemOffset(m_itemCount)), ());

  vector<char> buff(min(kItemBlockSize, items.size()) * kPointSize);
  for (size_t i = 0; i < items.size();)
  {
    size_t const n = min(items.size() - i, kItemBlockSize);

    for (size_t j = 0; j < n; ++j)
      Pack(&buff[0] + j * kPointSize, items[i + j]);

    m_stream.write(&buff[0], n * kPointSize);
    if (!m_stream.good())
      MYTHROW(WriteException, ("File:", m_filePath));

    i += n;
  }

  m_stream.flush();
  if (!m_stream.good())
    MYTHROW(WriteException, ("File:", m_filePath));

  m_itemCount += items.size();
}

void GpsTrackStorage::Clear()
{