docs: def refresh_selection_area(self):
          """
          Refresh selection area in case scene was resized/scaled.
          This happens e.g. when switching from Signal View to Quad Demod view
          :return:
          """
          self.__set_selection_area(x=self.selection_area.x, y=self.selection_area.y,
                                    w=self.selection_area.width, h=self.selection_area.height)