annotate core/modules/image/src/Plugin/ImageEffect/ScaleAndCropImageEffect.php @ 19:fa3358dc1485 tip

Add ndrum files
author Chris Cannam
date Wed, 28 Aug 2019 13:14:47 +0100
parents 129ea1e6d783
children
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Chris@0 1 <?php
Chris@0 2
Chris@0 3 namespace Drupal\image\Plugin\ImageEffect;
Chris@0 4
Chris@0 5 use Drupal\Core\Image\ImageInterface;
Chris@0 6
Chris@0 7 /**
Chris@0 8 * Scales and crops an image resource.
Chris@0 9 *
Chris@0 10 * @ImageEffect(
Chris@0 11 * id = "image_scale_and_crop",
Chris@0 12 * label = @Translation("Scale and crop"),
Chris@0 13 * description = @Translation("Scale and crop will maintain the aspect-ratio of the original image, then crop the larger dimension. This is most useful for creating perfectly square thumbnails without stretching the image.")
Chris@0 14 * )
Chris@0 15 */
Chris@17 16 class ScaleAndCropImageEffect extends CropImageEffect {
Chris@0 17
Chris@0 18 /**
Chris@0 19 * {@inheritdoc}
Chris@0 20 */
Chris@0 21 public function applyEffect(ImageInterface $image) {
Chris@17 22 $width = $this->configuration['width'];
Chris@17 23 $height = $this->configuration['height'];
Chris@17 24 $scale = max($width / $image->getWidth(), $height / $image->getHeight());
Chris@17 25
Chris@17 26 list($x, $y) = explode('-', $this->configuration['anchor']);
Chris@17 27 $x = image_filter_keyword($x, $image->getWidth() * $scale, $width);
Chris@17 28 $y = image_filter_keyword($y, $image->getHeight() * $scale, $height);
Chris@17 29
Chris@17 30 if (!$image->apply('scale_and_crop', ['x' => $x, 'y' => $y, 'width' => $width, 'height' => $height])) {
Chris@0 31 $this->logger->error('Image scale and crop failed using the %toolkit toolkit on %path (%mimetype, %dimensions)', ['%toolkit' => $image->getToolkitId(), '%path' => $image->getSource(), '%mimetype' => $image->getMimeType(), '%dimensions' => $image->getWidth() . 'x' . $image->getHeight()]);
Chris@0 32 return FALSE;
Chris@0 33 }
Chris@0 34 return TRUE;
Chris@0 35 }
Chris@0 36
Chris@17 37 /**
Chris@17 38 * {@inheritdoc}
Chris@17 39 */
Chris@17 40 public function getSummary() {
Chris@17 41 $summary = [
Chris@17 42 '#theme' => 'image_scale_and_crop_summary',
Chris@17 43 '#data' => $this->configuration,
Chris@17 44 ];
Chris@17 45 $summary += parent::getSummary();
Chris@17 46
Chris@17 47 return $summary;
Chris@17 48 }
Chris@17 49
Chris@0 50 }