public function ColorapiTextDisplayFormatter::viewElements in Color API 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/ColorapiTextDisplayFormatter.php, line 67

Class

ColorapiTextDisplayFormatter

Hexadecimal string text display formatter for Color Api Color fields.

Namespace

Drupal\colorapi\Plugin\Field\FieldFormatter

Code

public function viewElements(FieldItemListInterface $items, $langcode) {
  $element = [];
  foreach ($items as $delta => $item) {
    $this
      ->addHumanReadableNameToElement($element, $delta, $item);
    $color = $item
      ->getHexadecimal();
    $element[$delta]['color'] = [
      '#theme' => 'colorapi_text_display',
      '#entity_delta' => $delta,
      '#item' => $item,
      '#hexadecimal_color' => $this
        ->getSetting('show_hash') ? $color : substr($color, 1),
    ];
  }
  return $element;
}