private function defineStyles(array $options = array())
    {
        $this->_style = new ZfPdf\Style();
        $this->_style->setFillColor(new ZfPdf\Color\Html($options['colors']['lines']));

        $this->_topo = new ZfPdf\Style();
        $this->_topo->setFillColor(new ZfPdf\Color\Html($options['colors']['header']));

        $this->td = new ZfPdf\Style();
        $this->td->setFillColor(new ZfPdf\Color\Html($options['colors']['row2']));

        $this->td2 = new ZfPdf\Style();
        $this->td2->setFillColor(new ZfPdf\Color\Html($options['colors']['row1']));

        $this->_styleText = new ZfPdf\Style();
        $this->_styleText->setFillColor(new ZfPdf\Color\Html($options['colors']['text']));

        return $this;
    }