public function Snap::optionsForm in Openlayers 7.3

@TODO What is this return? If it is the form, why is form by reference?

Overrides Base::optionsForm

File

src/Plugin/Interaction/Snap/Snap.php, line 24

Interaction: Snap.

Class

Snap

Class Snap.

Namespace

Drupal\openlayers\Plugin\Interaction\Snap

Code

public function optionsForm(array &$form, array &$form_state) {
  $form['options']['pixelTolerance'] = array(
    '#type' => 'textfield',
    '#title' => 'Pixel tolerance',
    '#description' => 'Pixel tolerance for considering the pointer close enough to a segment or vertex for editing. Default is 10 pixels.',
    '#default_value' => $this
      ->getOption('pixelTolerance', 10),
  );
  $form['options']['source'] = array(
    '#type' => 'select',
    '#title' => t('Source'),
    '#empty_option' => t('- Select a Source -'),
    '#default_value' => $this
      ->getOption('source', ''),
    '#description' => t('Select the vector source.'),
    '#options' => Openlayers::loadAllAsOptions('Source'),
    '#required' => TRUE,
  );
}