public function GridStackMediaFormatter::viewElements in GridStack 8.2

Builds a renderable array for a field value.

Parameters

\Drupal\Core\Field\FieldItemListInterface $items: The field values to be rendered.

string $langcode: The language that should be used to render the field.

Return value

array A renderable array for $items, as an array of child elements keyed by consecutive numeric indexes starting from 0.

Overrides FormatterInterface::viewElements

File

src/Plugin/Field/FieldFormatter/GridStackMediaFormatter.php, line 45

Class

GridStackMediaFormatter

Plugin implementation of the 'GridStack Media' formatter.

Namespace

Drupal\gridstack\Plugin\Field\FieldFormatter

Code

public function viewElements(FieldItemListInterface $items, $langcode) {
  $entities = $this
    ->getEntitiesToView($items, $langcode);

  // Early opt-out if the field is empty.
  if (empty($entities)) {
    return [];
  }
  return $this
    ->commonViewElements($items, $langcode, $entities);
}