/**
* {@inheritdoc}
*/
public function crop($width, $height, $offset_x = null, $offset_y = null)
{
switch ($offset_x) {
case 'left':
$offset_x = 0;
break;
case 'right':
$offset_x = (int) ($this->getWidth() - $width);
break;
case 'center':
$offset_x = (int) (($this->getWidth() - $width) / 2);
break;
}
switch ($offset_y) {
case 'top':
$offset_y = 0;
break;
case 'bottom':
$offset_y = (int) ($this->getHeight() - $height);
break;
case 'middle':
$offset_y = (int) (($this->getHeight() - $height) / 2);
break;
}
return parent::crop($width, $height, $offset_x, $offset_y);
}
