Method showGoToDialog

src/openms_gui/source/VISUAL/Plot2DWidget.cpp:176–251

  }

  void Plot2DWidget::showGoToDialog()
  {
    Plot2DGoToDialog goto_dialog(this,
      canvas_->getMapper().getDim(DIM::X).getDimNameShort(),
      canvas_->getMapper().getDim(DIM::Y).getDimNameShort());
    //set range
    const auto& area = canvas()->getVisibleArea().getAreaXY();
    goto_dialog.setRange(area);

    auto all_area_xy = canvas_->getMapper().mapRange(canvas_->getDataRange());
    goto_dialog.setMinMaxOfRange(all_area_xy);
    // feature numbers only for consensus&feature maps
    goto_dialog.enableFeatureNumber(canvas()->getCurrentLayer().type == LayerDataBase::DT_FEATURE || canvas()->getCurrentLayer().type == LayerDataBase::DT_CONSENSUS);
    // execute
    if (goto_dialog.exec())
    {
      if (goto_dialog.showRange())
      {
        canvas()->setVisibleArea(goto_dialog.getRange());
      }
      else
      {
        String feature_id = goto_dialog.getFeatureNumber();
        //try to convert to UInt64 id
        UniqueIdInterface uid;
        uid.setUniqueId(feature_id);

        Size feature_index(-1); // TODO : not use -1
        auto* lf = dynamic_cast<LayerDataFeature*>(&canvas()->getCurrentLayer());
        auto* lc = dynamic_cast<LayerDataConsensus*>(&canvas()->getCurrentLayer());
        if (lf)
        {
          feature_index = lf->getFeatureMap()->uniqueIdToIndex(uid.getUniqueId());
        }
        else if (lc)
        {
          feature_index = lc->getConsensusMap()->uniqueIdToIndex(uid.getUniqueId());
        }
        if (feature_index == Size(-1)) // UID does not exist
        {
          try
          {
            feature_index = feature_id.toInt(); // normal feature index as stored in map
          }
          catch (...) // we might still deal with a UID, so toInt() will throw as the number is too big
          {
            feature_index = Size(-1);
          }
        }

        //check if the feature index exists
        if ((lf && feature_index >= lf->getFeatureMap()->size()) || (lc && feature_index >= lc->getConsensusMap()->size()))
        {
          QMessageBox::warning(this, "Invalid feature number", "Feature number too large/UniqueID not found.\nPlease select a valid feature!");
          return;
        }
        // display feature with a margin
        RangeAllType range;