code: public function paintFooter($group)
      {
          $aspect = 1;
          $this->paintResultsHeader();
          $this->paintRectangleStart($this->_reporter->getGraph(), 100, 100);
          $this->divideMapNodes($this->_reporter->getGraph(), $aspect);
          $this->paintRectangleEnd();
          $this->paintResultsFooter();
      }
docs: paints wrapping treemap divs
  
  @todo how to configure aspect and other parameters?