extensions/treemap_reporter.php
public function paintFooter($group)
    {
        $aspect = 1;
        $this->paintResultsHeader();
        $this->paintRectangleStart($this->_reporter->getGraph(), 100, 100);
        $this->divideMapNodes($this->_reporter->getGraph(), $aspect);
        $this->paintRectangleEnd();
        $this->paintResultsFooter();
    }
public function paintFooter($group)
    {
        $aspect = 1;
        $this->paintResultsHeader();
        $this->paintRectangleStart($this->_reporter->getGraph(), 100, 100);
        $this->divideMapNodes($this->_reporter->getGraph(), $aspect);
        $this->paintRectangleEnd();
        $this->paintResultsFooter();
    }
paints wrapping treemap divs

@todo how to configure aspect and other parameters?