public function ScaleAndCropImageEffect::applyEffect in Drupal 8

Same name and namespace in other branches

1. 9 core/modules/image/src/Plugin/ImageEffect/ScaleAndCropImageEffect.php \Drupal\image\Plugin\ImageEffect\ScaleAndCropImageEffect::applyEffect()

Applies an image effect to the image object.

Parameters

\Drupal\Core\Image\ImageInterface $image: An image file object.

Return value

bool TRUE on success. FALSE if unable to perform the image effect on the image.

Overrides CropImageEffect::applyEffect

File

core/modules/image/src/Plugin/ImageEffect/ScaleAndCropImageEffect.php, line 21

Class

ScaleAndCropImageEffect

Scales and crops an image resource.

Namespace

Drupal\image\Plugin\ImageEffect

Code

public function applyEffect(ImageInterface $image) {
  $width = $this->configuration['width'];
  $height = $this->configuration['height'];
  $scale = max($width / $image
    ->getWidth(), $height / $image
    ->getHeight());
  list($x, $y) = explode('-', $this->configuration['anchor']);
  $x = image_filter_keyword($x, $image
    ->getWidth() * $scale, $width);
  $y = image_filter_keyword($y, $image
    ->getHeight() * $scale, $height);
  if (!$image
    ->apply('scale_and_crop', [
    'x' => $x,
    'y' => $y,
    'width' => $width,
    'height' => $height,
  ])) {
    $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(),
    ]);
    return FALSE;
  }
  return TRUE;
}