How export custom report data into PDF format

Content

Exist a rightnow function (in php code)  that allows to export the custom data report result into PDF format file or that allows to create a PDF file with the incident data fields?

Thanks. 

Version

Oracle Service Cloud May 2017 SP4

Code Snippet

                             $report_id=100053;
		$status_filter= new RNCPHP\AnalyticsReportSearchFilter;
		$status_filter->Name = 'Project Reference Number';
	    $status_filter->Values = array( $incident->ReferenceNumber );
		$filters = new RNCPHP\AnalyticsReportSearchFilterArray;
		$filters[] = $status_filter;
		$ar= RNCPHP\AnalyticsReport::fetch( $report_id);
		$arr= $ar->run( 0, $filters );
		for ( $i =$arr->count(); $i-- )
		{
			$row = $arr->next();
			$obj_array[] = $row;
		}
		var_dump($obj_array);
		$fileName="ProjectReport.pdf";
		$fattach = new RNCPHP\FileAttachmentIncident();
		$fattach->ContentType = "application/pdf";
	        //How Can I create a PDF file with the $obj_array result?
		//$file_content = $obj_array;
		$fp = $fattach->makeFile();
		fwrite($fp,$file_content);
		fclose($fp);
		
		$fattach->FileName = $fileName;
		$fattach->Name =$fileName;
		$incident->FileAttachments[] = $fattach;
		$incident->save();