/**
* Create a horizontal bar graph
*
* @param array $pie
* @param array $percents
* @param int $explode
* @return \Pop\Graph\Graph
*/
public function createPieChart(array $pie, array $percents, $explode = 0)
{
$piechart = new Graph\Pie($this);
$piechart->create($pie, $percents, $explode);
return $this;
}
