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<?php |
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/* |
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* This file is part of the `liip/LiipImagineBundle` project. |
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* |
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* (c) https://github.com/liip/LiipImagineBundle/graphs/contributors |
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* |
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* For the full copyright and license information, please view the LICENSE.md |
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* file that was distributed with this source code. |
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*/ |
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namespace Liip\ImagineBundle\Imagine\Filter\Loader; |
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use Imagine\Image\ImageInterface; |
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use Liip\ImagineBundle\Exception\InvalidArgumentException; |
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use Symfony\Component\OptionsResolver\Options; |
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use Symfony\Component\OptionsResolver\Exception\ExceptionInterface; |
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use Symfony\Component\OptionsResolver\OptionsResolver; |
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class FlipFilterLoader implements LoaderInterface |
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{ |
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/** |
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* @param ImageInterface $image |
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* @param array $options |
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* |
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* @return ImageInterface |
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*/ |
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public function load(ImageInterface $image, array $options = []) |
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{ |
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$options = $this->sanitizeOptions($options); |
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return $options['axis'] === 'x' ? $image->flipHorizontally() : $image->flipVertically(); |
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} |
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/** |
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* @param array $options |
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* |
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* @return array |
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*/ |
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private function sanitizeOptions(array $options) |
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{ |
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$resolver = new OptionsResolver(); |
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$resolver->setDefault('axis', 'x'); |
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$resolver->setAllowedValues('axis', ['x', 'horizontal', 'y', 'vertical']); |
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$resolver->setNormalizer('axis', function (Options $options, $value) { |
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return $value === 'horizontal' ? 'x' : ($value === 'vertical' ? 'y' : $value); |
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}); |
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try { |
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return $resolver->resolve($options); |
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} catch (ExceptionInterface $e) { |
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throw new InvalidArgumentException('The "axis" option must be set to "x", "horizontal", "y", or "vertical".'); |
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} |
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} |
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} |
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liip /
LiipImagineBundle
