www.aleph1.co.uk Git - yaffs-website/blob - web/core/modules/image/src/Form/ImageEffectAddForm.php

   1 <?php
   2
   3 namespace Drupal\image\Form;
   4
   5 use Drupal\Core\Form\FormStateInterface;
   6 use Drupal\image\ImageEffectManager;
   7 use Drupal\image\ImageStyleInterface;
   8 use Symfony\Component\DependencyInjection\ContainerInterface;
   9
  10 /**
  11  * Provides an add form for image effects.
  12  */
  13 class ImageEffectAddForm extends ImageEffectFormBase {
  14
  15   /**
  16    * The image effect manager.
  17    *
  18    * @var \Drupal\image\ImageEffectManager
  19    */
  20   protected $effectManager;
  21
  22   /**
  23    * Constructs a new ImageEffectAddForm.
  24    *
  25    * @param \Drupal\image\ImageEffectManager $effect_manager
  26    *   The image effect manager.
  27    */
  28   public function __construct(ImageEffectManager $effect_manager) {
  29     $this->effectManager = $effect_manager;
  30   }
  31
  32   /**
  33    * {@inheritdoc}
  34    */
  35   public static function create(ContainerInterface $container) {
  36     return new static(
  37       $container->get('plugin.manager.image.effect')
  38     );
  39   }
  40
  41   /**
  42    * {@inheritdoc}
  43    */
  44   public function buildForm(array $form, FormStateInterface $form_state, ImageStyleInterface $image_style = NULL, $image_effect = NULL) {
  45     $form = parent::buildForm($form, $form_state, $image_style, $image_effect);
  46
  47     $form['#title'] = $this->t('Add %label effect', ['%label' => $this->imageEffect->label()]);
  48     $form['actions']['submit']['#value'] = $this->t('Add effect');
  49
  50     return $form;
  51   }
  52
  53   /**
  54    * {@inheritdoc}
  55    */
  56   protected function prepareImageEffect($image_effect) {
  57     $image_effect = $this->effectManager->createInstance($image_effect);
  58     // Set the initial weight so this effect comes last.
  59     $image_effect->setWeight(count($this->imageStyle->getEffects()));
  60     return $image_effect;
  61   }
  62
  63 }