Method removeLayer

src/openms_gui/source/VISUAL/PlotCanvas.cpp:914–927

  }

  void LayerStack::removeLayer(Size layer_index)
  {
    if (layer_index >= layers_.size())
    {
      throw Exception::IndexOverflow(__FILE__, __LINE__, OPENMS_PRETTY_FUNCTION, layer_index, layers_.size());
    }
    layers_.erase(layers_.begin() + layer_index);

    // update current layer if it became invalid TODO dont you have to adjust the index to stay on the same layer??
    if (current_layer_ >= getLayerCount())
    {
      current_layer_ = getLayerCount() - 1; // overflow is intentional
    }
  }

  void LayerStack::removeCurrentLayer()
  {