public static function ImageItem::propertyDefinitions in Drupal 8

Same name and namespace in other branches

1. 9 core/modules/image/src/Plugin/Field/FieldType/ImageItem.php \Drupal\image\Plugin\Field\FieldType\ImageItem::propertyDefinitions()

Defines field item properties.

Properties that are required to constitute a valid, non-empty item should be denoted with \Drupal\Core\TypedData\DataDefinition::setRequired().

Return value

\Drupal\Core\TypedData\DataDefinitionInterface[] An array of property definitions of contained properties, keyed by property name.

Overrides FileItem::propertyDefinitions

See also

\Drupal\Core\Field\BaseFieldDefinition

File

core/modules/image/src/Plugin/Field/FieldType/ImageItem.php, line 144

Class

ImageItem

Plugin implementation of the 'image' field type.

Namespace

Drupal\image\Plugin\Field\FieldType

Code

public static function propertyDefinitions(FieldStorageDefinitionInterface $field_definition) {
  $properties = parent::propertyDefinitions($field_definition);
  unset($properties['display']);
  unset($properties['description']);
  $properties['alt'] = DataDefinition::create('string')
    ->setLabel(t('Alternative text'))
    ->setDescription(t("Alternative image text, for the image's 'alt' attribute."));
  $properties['title'] = DataDefinition::create('string')
    ->setLabel(t('Title'))
    ->setDescription(t("Image title text, for the image's 'title' attribute."));
  $properties['width'] = DataDefinition::create('integer')
    ->setLabel(t('Width'))
    ->setDescription(t('The width of the image in pixels.'));
  $properties['height'] = DataDefinition::create('integer')
    ->setLabel(t('Height'))
    ->setDescription(t('The height of the image in pixels.'));
  return $properties;
}