/**
  * Populate a row and return it, setting the 'populated' variable
  * @param arg_list - a variable argument list where each argument represents data to be 
  *                   stored in a cell
  * @return PdfTableRow - a PdfTable row that has been populated
  */
 public function populate()
 {
     $ret = new PdfTableRow($this->cells);
     $args = func_get_args();
     $ret->setData($args);
     $ret->setMinimumHeight($this->minimumHeight());
     $ret->setBorders($this->borders());
     $ret->setLineHeight($this->lineHeight());
     $ret->populated();
     return $ret;
 }