Method mouseDoubleClickEvent

src/openms_gui/source/VISUAL/Plot2DCanvas.cpp:1446–1492

  }

  void Plot2DCanvas::mouseDoubleClickEvent(QMouseEvent * e)
  {
    LayerDataBase& current_layer = getCurrentLayer();
    auto* lf = dynamic_cast<LayerDataFeature*>(&current_layer);

    if (current_layer.modifiable && lf)
    {
      Feature tmp;
      if (selected_peak_.isValid())       //edit existing feature
      {
        FeatureEditDialog dialog(this);
        dialog.setFeature((*lf->getFeatureMap())[selected_peak_.peak]);
        if (dialog.exec())
        {
          tmp = dialog.getFeature();
          (*lf->getFeatureMap())[selected_peak_.peak] = tmp;
        }
      }
      else       //create new feature
      {
        tmp.setRT(widgetToData_(e->pos())[1]);
        tmp.setMZ(widgetToData_(e->pos())[0]);
        FeatureEditDialog dialog(this);
        dialog.setFeature(tmp);
        if (dialog.exec())
        {
          tmp = dialog.getFeature();
          lf->getFeatureMap()->push_back(tmp);
        }
      }

      // update gradient if the min/max intensity changes
      if (!lf->getFeatureMap()->getRange().containsIntensity(tmp.getIntensity()))
      {
        lf->getFeatureMap()->updateRanges();
        recalculateRanges_();
        intensityModeChange_();
      }
      else // just repaint to show the changes
      {
        update_buffer_ = true;
        update_(OPENMS_PRETTY_FUNCTION);
      }

      modificationStatus_(getCurrentLayerIndex(), true);
    }
  }

  void Plot2DCanvas::mergeIntoLayer(Size i, const FeatureMapSharedPtrType& map)
  {