Function getCurrentLayerData

src/openms_gui/source/VISUAL/DataSelectionTabs.cpp:96–108

  }

  LayerDataBase* getCurrentLayerData(TOPPViewBase* tv)
  {
    PlotCanvas* cc = tv->getActiveCanvas();
    if (cc == nullptr)
    {
      return nullptr;
    }
    if (cc->getCurrentLayerIndex() == Size(-1))
    {
      return nullptr;
    }
    return &(cc->getCurrentLayer());
  }

  // called externally
  // and internally by signals