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<?php
namespace Drupal\image\Form;
use Drupal\Core\Form\FormStateInterface;
use Drupal\image\ImageEffectManager;
use Drupal\image\ImageStyleInterface;
use Symfony\Component\DependencyInjection\ContainerInterface;
/**
* Provides an add form for image effects.
*/
class ImageEffectAddForm extends ImageEffectFormBase {
/**
* The image effect manager.
*
* @var \Drupal\image\ImageEffectManager
*/
protected $effectManager;
/**
* Constructs a new ImageEffectAddForm.
*
* @param \Drupal\image\ImageEffectManager $effect_manager
* The image effect manager.
*/
public function __construct(ImageEffectManager $effect_manager) {
$this->effectManager = $effect_manager;
}
/**
* {@inheritdoc}
*/
public static function create(ContainerInterface $container) {
return new static(
$container->get('plugin.manager.image.effect')
);
}
/**
* {@inheritdoc}
*/
public function buildForm(array $form, FormStateInterface $form_state, ImageStyleInterface $image_style = NULL, $image_effect = NULL) {
$form = parent::buildForm($form, $form_state, $image_style, $image_effect);
$form['#title'] = $this->t('Add %label effect', ['%label' => $this->imageEffect->label()]);
$form['actions']['submit']['#value'] = $this->t('Add effect');
return $form;
}
/**
* {@inheritdoc}
*/
protected function prepareImageEffect($image_effect) {
$image_effect = $this->effectManager->createInstance($image_effect);
// Set the initial weight so this effect comes last.
$image_effect->setWeight(count($this->imageStyle->getEffects()));
return $image_effect;
}
}