public function SignatureFormatter::viewElements in Signature Field 8

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/SignatureFormatter.php, line 25

Class

SignatureFormatter

Plugin implementation of the 'field_signature_field_formatter' formatter.

Namespace

Drupal\signature_field\Plugin\Field\FieldFormatter

Code

public function viewElements(FieldItemListInterface $items, $langcode) {
  $elements = array();
  foreach ($items as $delta => $item) {
    $elements[$delta] = array(
      // We create a render array to produce the desired markup,
      // "<p style="color: #hexcolor">The color code ... #hexcolor</p>".
      // See theme_html_tag().
      '#type' => 'html_tag',
      '#tag' => 'img',
      '#attributes' => array(
        'src' => $item->value,
      ),
    );
  }
  return $elements;
}