Method changeVisibility

src/openms_gui/source/VISUAL/PlotCanvas.cpp:526–535

  }

  void PlotCanvas::changeVisibility(Size i, bool b)
  {
    LayerDataBase& layer = getLayer(i);
    if (layer.visible != b)
    {
      layer.visible = b;
      update_buffer_ = true;
      update_(OPENMS_PRETTY_FUNCTION);
    }
  }

  void PlotCanvas::changeLayerFilterState(Size i, bool b)
  {