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'));
}