protected function headerSettings()
    {
        $this->setPrintHeader(
            Config::get('laravel-tcpdf::header_on')
        );

        $this->setHeaderFont(array(
            Config::get('laravel-tcpdf::header_font'),
            '',
            Config::get('laravel-tcpdf::header_font_size')
        ));

        $this->setHeaderMargin(
            Config::get('laravel-tcpdf::header_margin')
        );

        $this->SetHeaderData(
            Config::get('laravel-tcpdf::header_logo'),
            Config::get('laravel-tcpdf::header_logo_width'),
            Config::get('laravel-tcpdf::header_title'),
            Config::get('laravel-tcpdf::header_string')
        );
    }