public function render()
{
if (empty($this->_rows) || empty($this->_columns)) {
return;
}
$stream = $this->getRtf()->getWriter();
$stream->write('\\pard');
foreach ($this->_rows as $row) {
$this->renderRowDefinition($row);
$stream->write("\r\n");
$this->renderRowCells($row);
$stream->write("\r\n" . '\\row' . "\r\n");
}
$stream->write('\\pard\\itap0' . "\r\n");
}