Method setLegend

src/openms_gui/source/VISUAL/AxisWidget.cpp:184–191

  }

  void AxisWidget::setLegend(const String & legend)
  {
    legend_ = legend;
    if (!show_legend_)
    {
      setToolTip(legend_.c_str());
    }
  }

  void AxisWidget::setTickLevel(UInt level)
  {