public ImageEffectBase::getConfiguration()

template_preprocess_image_style(&$variables) Prepares variables for image style templates.

public ImageInterface::getWidth() Returns

Default theme implementation for a summary of an image scale effect. Available variables: data:

Cache policy for image preview page. This policy rule denies caching of responses generated by the entity.image.preview route.

public ImageFactory::setToolkitId($toolkit_id) Sets

public ImageStyleEditForm::effectSave($form, FormStateInterface

public Image::rotate($degrees, $background = NULL) Rotates

public ImageEffectBase::getWeight()

public ImageInterface::createNew($width, $height, $extension = 'png'