Method DrawWidget

qt/draw_widget.cpp:96–146

}  // namespace

DrawWidget::DrawWidget(Framework & framework, std::unique_ptr<ScreenshotParams> && screenshotParams, QWidget * parent)
  : TBase(framework, screenshotParams != nullptr, parent)
  , m_rubberBand(nullptr)
  , m_emulatingLocation(false)
{
  setFocusPolicy(Qt::StrongFocus);

  m_framework.SetPlacePageListeners([this]() { ShowPlacePage(); }, {} /* onClose */, {} /* onUpdate */,
                                    {} /*onSwitchFullScreen */);

  auto & routingManager = m_framework.GetRoutingManager();

  routingManager.SetRouteBuildingListener(
      [&routingManager, this](routing::RouterResultCode, storage::CountriesSet const &)
  {
    auto & drapeApi = m_framework.GetDrapeApi();

    m_turnsVisualizer.ClearTurns(drapeApi);

    if (RoutingSettings::TurnsEnabled())
      m_turnsVisualizer.Visualize(routingManager, drapeApi);

    auto const routerType = routing::GetLastUsedRouter();
    if (routerType == routing::RouterType::Pedestrian || routerType == routing::RouterType::Bicycle)
    {
      RoutingManager::DistanceAltitude da;
      if (!routingManager.GetRouteAltitudesAndDistancesM(da))
        return;

      for (int iter = 0; iter < 2; ++iter)
      {
        LOG(LINFO, ("Altitudes", iter == 0 ? "before" : "after", "simplify:"));
        LOG_SHORT(LDEBUG, (da));

        uint32_t totalAscent, totalDescent;
        da.CalculateAscentDescent(totalAscent, totalDescent);
        LOG_SHORT(LINFO, ("Ascent:", totalAscent, "Descent:", totalDescent));

        da.Simplify();
      }
    }
  });

  routingManager.SetRouteRecommendationListener([this](RoutingManager::Recommendation r) { OnRouteRecommendation(r); });

  if (screenshotParams != nullptr)
  {
    m_ratio = screenshotParams->m_dpiScale;
    m_screenshoter = std::make_unique<Screenshoter>(*screenshotParams, m_framework, this);
  }
}

DrawWidget::~DrawWidget()
{