public function AutoImageStyleMediaResponsive::settingsForm in Auto image style 8
Returns a form to configure settings for the formatter.
Invoked from \Drupal\field_ui\Form\EntityDisplayFormBase to allow administrators to configure the formatter. The field_ui module takes care of handling submitted form values.
Parameters
array $form: The form where the settings form is being included in.
\Drupal\Core\Form\FormStateInterface $form_state: The current state of the form.
Return value
array The form elements for the formatter settings.
Overrides ResponsiveImageFormatter::settingsForm
File
- src/Plugin/ Field/ FieldFormatter/ AutoImageStyleMediaResponsive.php, line 44 
Class
- AutoImageStyleMediaResponsive
- Plugin for responsive media image formatter.
Namespace
Drupal\auto_image_style\Plugin\Field\FieldFormatterCode
public function settingsForm(array $form, FormStateInterface $form_state) {
  $responsive_image_options = [];
  $responsive_image_styles = $this->responsiveImageStyleStorage
    ->loadMultiple();
  if ($responsive_image_styles && !empty($responsive_image_styles)) {
    foreach ($responsive_image_styles as $machine_name => $responsive_image_style) {
      if ($responsive_image_style
        ->hasImageStyleMappings()) {
        $responsive_image_options[$machine_name] = $responsive_image_style
          ->label();
      }
    }
  }
  $elements['responsive_image_style_landscape'] = [
    '#type' => 'select',
    '#title' => $this
      ->t('Responsive landscape image style'),
    '#options' => $responsive_image_options,
    '#empty_option' => $this
      ->t('None (original image)'),
    '#default_value' => $this
      ->getSetting('responsive_image_style_landscape'),
    '#description' => $this
      ->t('Select the responsive image style for landscape images'),
  ];
  $elements['responsive_image_style_portrait'] = [
    '#type' => 'select',
    '#title' => $this
      ->t('Responsive portrait image style'),
    '#options' => $responsive_image_options,
    '#empty_option' => $this
      ->t('None (original image)'),
    '#default_value' => $this
      ->getSetting('responsive_image_style_portrait'),
    '#description' => $this
      ->t('Select the responsive image style for portrait images'),
  ];
  $link_types = [
    'content' => $this
      ->t('Content'),
    'file' => $this
      ->t('File'),
  ];
  $elements['image_link'] = [
    '#title' => $this
      ->t('Link image to'),
    '#type' => 'select',
    '#default_value' => $this
      ->getSetting('image_link'),
    '#empty_option' => $this
      ->t('Nothing'),
    '#options' => $link_types,
  ];
  return $elements;
}