ImageDesaturateFormatter.php in Image desaturate formatter 8

Definition of Drupal\image_desaturate_formatter\Plugin\Field\FieldFormatter\ImageDesaturateFormatter.

Namespace

Drupal\image_desaturate_formatter\Plugin\Field\FieldFormatter

File

lib/Drupal/image_desaturate_formatter/Plugin/Field/FieldFormatter/ImageDesaturateFormatter.php

<?php

/**
 * @file
 * Definition of Drupal\image_desaturate_formatter\Plugin\Field\FieldFormatter\ImageDesaturateFormatter.
 */
namespace Drupal\image_desaturate_formatter\Plugin\Field\FieldFormatter;

use Drupal\Core\Field\FieldItemListInterface;
use Drupal\image\Plugin\Field\FieldFormatter\ImageFormatter;

/**
 * Plugin implementation of the 'image_desaturate' formatter.
 *
 * @FieldFormatter(
 *   id = "image_desaturate",
 *   label = @Translation("Image desaturate formatter"),
 *   field_types = {
 *     "image"
 *   },
 *   settings = {
 *     "image_style" = "",
 *     "image_link" = "",
 *     "default_style" = "desaturate",
 *   }
 * )
 */
class ImageDesaturateFormatter extends ImageFormatter {

  /**
   * {@inheritdoc}
   */
  public function settingsForm(array $form, array &$form_state) {
    $element = parent::settingsForm($form, $form_state);
    $element['default_style'] = array(
      '#title' => t('Default image style'),
      '#type' => 'select',
      '#options' => array(
        'desaturate' => t('Desaturate'),
        'default' => t('Default'),
      ),
      '#default_value' => $this
        ->getSetting('default_style'),
    );
    return $element;
  }

  /**
   * {@inheritdoc}
   */
  public function settingsSummary() {
    $summary = parent::settingsSummary();
    $default_style = array(
      'default' => t('Default image style'),
      'desaturate' => t('Desaturate image style'),
    );
    $default_style_setting = $this
      ->getSetting('default_style');
    if (isset($default_style[$default_style_setting])) {
      $summary[] = $default_style[$default_style_setting];
    }
    return $summary;
  }

  /**
   * {@inheritdoc}
   */
  public function viewElements(FieldItemListInterface $items) {
    $elements = parent::viewElements($items);
    $default_style_setting = $this
      ->getSetting('default_style');
    foreach ($elements as &$element) {
      $element['#theme'] = 'image_desaturate_formatter';
      $element['#default_style'] = $default_style_setting;
    }
    return $elements;
  }

}

Classes

Name	Description
ImageDesaturateFormatter	Plugin implementation of the 'image_desaturate' formatter.