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sfImageGeneratorGD.class.php
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sfImageGeneratorGD.class.php
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<?php
/**
* This file is part of the sfImageHelper plugin.
* (c) 2010 Kousuke Ebihara <ebihara@php.net>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
/**
* sfImageGeneratorGD
*
* @package sfImageHandlerPlugin
* @subpackage image
* @author Kousuke Ebihara <ebihara@php.net>
*/
class sfImageGeneratorGD extends sfImageGeneratorImageTransform
{
protected function creaateTransform()
{
$transform = Image_Transform::factory('GD');
return $transform;
}
protected function disableInterlace()
{
imageinterlace($this->transform->getHandle(), 0);
}
protected function configureImageHandle()
{
if (!imageistruecolor($this->transform->getHandle()))
{
$this->transform->setOption('scaleMethod', 'pixel');
}
}
protected function doSave($outputFilename, $type, $quality)
{
$this->configureImageHandle();
if (!$this->transform->resized)
{
$result = $this->transform->crop($this->transform->new_x, $this->transform->new_y);
if (PEAR::isError($result))
{
throw new sfException($result->getMessage());
}
}
$result = $this->transform->save($outputFilename, $type, $quality);
if (PEAR::isError($result))
{
throw new sfException($result->getMessage());
}
return true;
}
}