MeasurementDefaultFormatter.php in Physical Fields 8

Namespace

Drupal\physical\Plugin\Field\FieldFormatter

File

src/Plugin/Field/FieldFormatter/MeasurementDefaultFormatter.php

<?php

namespace Drupal\physical\Plugin\Field\FieldFormatter;

use Drupal\Core\Field\FieldItemListInterface;
use Drupal\physical\MeasurementType;

/**
 * Plugin implementation of the 'physical_measurement_default' formatter.
 *
 * @FieldFormatter(
 *   id = "physical_measurement_default",
 *   label = @Translation("Default"),
 *   field_types = {
 *     "physical_measurement"
 *   }
 * )
 */
class MeasurementDefaultFormatter extends PhysicalFormatterBase {

  /**
   * {@inheritdoc}
   */
  public function viewElements(FieldItemListInterface $items, $langcode) {
    $measurement_type = $this->fieldDefinition
      ->getSetting('measurement_type');

    /** @var \Drupal\physical\UnitInterface $unit_class */
    $unit_class = MeasurementType::getUnitClass($measurement_type);
    $unit_labels = $unit_class::getLabels();
    $element = [];

    /** @var \Drupal\physical\Plugin\Field\FieldType\MeasurementItem $item */
    foreach ($items as $delta => $item) {
      $number = $this->numberFormatter
        ->format($item->number);
      $unit = isset($unit_labels[$item->unit]) ? $unit_labels[$item->unit] : $item->unit;
      $element[$delta] = [
        '#markup' => $number . ' ' . $unit,
      ];
    }
    return $element;
  }

}

Classes

Name	Description
MeasurementDefaultFormatter	Plugin implementation of the 'physical_measurement_default' formatter.