public function getGoogleChartUrl()
{
$c = KChartGoogle::getInstance(KChartGoogle::PIE);
$data = $this->getStats();
$count = array();
$names = array();
foreach ($data as $stat) {
$count[] = $stat->total;
$names[] = $stat->name;
}
$color = new NookuConfigColor();
//unset red
$color->set('red', null);
$color->setPrefix('');
$c->addData($count)->setValueLabels($names)->setColors($color->getSet());
return $c->getUrl();
}
