protected function GaussianBlurTrait::validateArguments in Image Effects 8

Same name and namespace in other branches

1. 8.3 src/Plugin/ImageToolkit/Operation/GaussianBlurTrait.php \Drupal\image_effects\Plugin\ImageToolkit\Operation\GaussianBlurTrait::validateArguments()
2. 8.2 src/Plugin/ImageToolkit/Operation/GaussianBlurTrait.php \Drupal\image_effects\Plugin\ImageToolkit\Operation\GaussianBlurTrait::validateArguments()

File

src/Plugin/ImageToolkit/Operation/GaussianBlurTrait.php, line 29

Class

GaussianBlurTrait

Base trait for image_effects Blur operations.

Namespace

Drupal\image_effects\Plugin\ImageToolkit\Operation

Code

protected function validateArguments(array $arguments) {

  // Assure blur radius is valid.
  if (!is_int($arguments['radius']) || $arguments['radius'] < 1) {
    throw new \InvalidArgumentException("Invalid radius ('{$arguments['radius']}') specified for the image 'gaussian_blur' operation");
  }

  // Assure sigma value is valid.
  if ($arguments['sigma'] !== NULL && (!is_float($arguments['sigma']) || $arguments['sigma'] <= 0)) {
    throw new \InvalidArgumentException("Invalid sigma value ('{$arguments['sigma']}') specified for the image 'gaussian_blur' operation");
  }
  return $arguments;
}