public function perform(Zend_Image_Adapter_Gd $adapter, Zend_Image_Action_Resize $resize)
{
$handle = $adapter->getHandle();
$newY = $resize->getYAmountCalculated();
$newX = $resize->getXAmountCalculated();
//if a dimension is 0, resize is proportionate to other dimension
//if proportions are constrained and both dimensions are specified,
//ImageMagick uses the smallest to constrain
//
//Note the fit parameter only works if the image is being made SMALLER
//@TODO: implement constraints manually for images being made larger
$fit = false;
if ($resize->hasConstrainedProportions() && $newX > 0 && $newY > 0) {
$fit = true;
}
// $handle->resizeImage($newX, $newY, $resize->getFilter(), 1, $fit);
$newImg = imagecreatetruecolor($newX, $newY);
imagecopyresampled($newImg, $handle, 0, 0, 0, 0, $newX, $newY, $adapter->getWidth(), $adapter->getHeight());
return $newImg;
}
public function perform(Zend_Image_Adapter_Gd $adapter, Zend_Image_Action_Mirror $rotate)
{
$handle = $adapter->getHandle();
$sizeX = $adapter->getWidth();
$sizeY = $adapter->getHeight();
$successFlop = true;
if ($rotate->flop()) {
$handleNew = imagecreatetruecolor($sizeX, $sizeY);
$successFlop = imagecopyresampled($handleNew, $handle, 0, 0, $sizeX - 1, 0, $sizeX, $sizeY, 0 - $sizeX, $sizeY);
$handle = $handleNew;
}
$successFlip = true;
if ($rotate->flip()) {
$handleNew = imagecreatetruecolor($sizeX, $sizeY);
$successFlip = imagecopyresampled($handleNew, $handle, 0, 0, 0, $sizeY - 1, $sizeX, $sizeY, $sizeX, 0 - $sizeY);
$handle = $handleNew;
}
if (!$successFlop || !$successFlip) {
require_once 'Zend/Image/Exception';
throw new Zend_Image_Exception('Was not able to mirror image as specified');
}
return $handle;
}
