/**
* Execute cropping with current params
* @param int $x - pixels from top
* @param int $y - pixels from left
* @param int $width - width from initial point in pixels
* @param int $height - height from initial point in pixels
* @throws \Exception
* @return string - new file name
*/
public function execute($x, $y, $width = null, $height = null)
{
if (!isset($this->params['source_image'])) {
throw new \Exception('Cropping cannot be completed because source image is not set.');
}
$this->prepareParams($x, $y, $width, $height);
$this->imageLib->initialize($this->params);
//print_d($this->params);
$this->imageLib->crop();
return $this->params['new_image'];
}
