public function perform(Zend_Image_Adapter_AdapterAbstract $adapter)
{
if (!$this->flop() && !$this->flip()) {
require_once 'Zend/Image/Exception.php';
throw new Zend_Image_Exception('No axis specified to mirror');
}
return parent::perform($adapter);
}
public function perform(Zend_Image_Adapter_AdapterAbstract $adapter)
{
$newX = $this->getXAmount();
$newY = $this->getYAmount();
if (null === $newX && null === $newY) {
throw new Zend_Image_Action_Exception('No dimensions for resizing were specified, ' . 'at least one dimension should be specified.');
}
$constrain = $this->hasConstrainedProportions();
if (null === $newX) {
if ($constrain) {
$newX = 0;
} else {
$newX = $adapter->getWidth();
}
} elseif (self::TYPE_RELATIVE == $this->getXType()) {
$newX *= $adapter->getWidth() / 100;
}
if (null === $newY) {
if ($constrain) {
$newY = 0;
} else {
$newY = $adapter->getHeight();
}
} elseif (self::TYPE_RELATIVE == $this->getYType()) {
$newY *= $adapter->getHeight() / 100;
}
$this->_yAmountCalculated = $newY;
$this->_xAmountCalculated = $newX;
return parent::perform($adapter);
}
