protected function footerSettings()
{
$this->setPrintFooter(Config::get('laravel-tcpdf::footer_on'));
$this->setFooterFont(array(Config::get('laravel-tcpdf::footer_font'), '', Config::get('laravel-tcpdf::footer_font_size')));
$this->setFooterMargin(Config::get('laravel-tcpdf::footer_margin'));
}