public function gerar() {


                $this->load->helper('funcoes_helper');
                $this->load->helper('financeiro_helper');
                $this->load->helper('array_helper');
                $this->load->model('cadastro_model');

                $this->load->helper('funcoes');




                //load the view and saved it into $html variable
                $html= $this->load->view('novo/contrato', true);

                //this the the PDF filename that user will get to download
                $pdfFilePath = "contrato.pdf";

                $mpdf =$this->load->library('m_pdf','m_pdf');
                //load mPDF library
                $this->load->library('m_pdf','m_pdf');

                $mpdf->pdf->SetTitle('My Title');

               //generate the PDF from the given html
                $this->m_pdf->pdf->WriteHTML($html);

                //download it.
                $this->m_pdf->pdf->Output($pdfFilePath,'I');
            }

include_once APPPATH.'/third_party/mpdf/mpdf.php';

        class M_pdf {

           public $param;
        public $pdf;
        public function __construct($param = "'c', 'A4-L'")
        {
            $this->param =$param;
            $this->pdf = new mPDF($this->param);
        }
        }