Random.php in Openlayers 7.3

Source: Random.

Namespace

Drupal\openlayers_library\Plugin\Source\Random

File

modules/openlayers_library/src/Plugin/Source/Random/Random.php

<?php

/**
 * @file
 * Source: Random.
 */
namespace Drupal\openlayers_library\Plugin\Source\Random;

use Drupal\openlayers\Openlayers;
use Drupal\openlayers\Types\Source;

/**
 * Class Random.
 *
 * @OpenlayersPlugin(
 *  id = "Random"
 * )
 */
class Random extends Source {

  /**
   * {@inheritdoc}
   */
  public function optionsForm(array &$form, array &$form_state) {
    foreach (Openlayers::getGeometryTypes() as $geometry_type => $geometry) {
      if (!in_array($geometry_type, array(
        'Point',
        'LineString',
        'Polygon',
      ))) {
        continue;
      }
      $enabled = (bool) $this
        ->getOption(array(
        $geometry_type,
        'count',
      ), FALSE);
      $form['options'][$geometry_type] = array(
        '#type' => 'fieldset',
        '#title' => t('Geometry @geometry', array(
          '@geometry' => $geometry,
        )),
        '#collapsible' => TRUE,
        '#collapsed' => !$enabled,
      );
      $form['options'][$geometry_type]['count'] = array(
        '#type' => 'textfield',
        '#title' => t('Number of features'),
        '#default_value' => $this
          ->getOption(array(
          $geometry_type,
          'count',
        ), 0),
        '#required' => TRUE,
      );
      $form['options'][$geometry_type]['setRandomStyle'] = array(
        '#type' => 'checkbox',
        '#title' => t('Set random style on features ?'),
        '#default_value' => $this
          ->getOption(array(
          $geometry_type,
          'setRandomStyle',
        ), 0),
      );
      $form['options'][$geometry_type]['styles'] = array(
        '#type' => 'select',
        '#title' => t('Styles'),
        '#empty_option' => t('- Select the Styles -'),
        '#default_value' => $this
          ->getOption(array(
          $geometry_type,
          'styles',
        ), array()),
        '#description' => t('Select the styles.'),
        '#options' => Openlayers::loadAllAsOptions('Style'),
        '#multiple' => TRUE,
        '#states' => array(
          'visible' => array(
            'input[name="options[' . $geometry_type . '][setRandomStyle]"' => array(
              'checked' => TRUE,
            ),
          ),
        ),
      );
    }
  }

  /**
   * {@inheritdoc}
   */
  public function optionsFormSubmit(array $form, array &$form_state) {
    parent::optionsFormSubmit($form, $form_state);
    $options = $this
      ->getOptions();
    foreach ($options as $geometry_type => $data) {
      if ($data['setRandomStyle'] != 1) {
        unset($options[$geometry_type]['styles']);
        unset($options[$geometry_type]['setRandomStyle']);
      }
      if ($data['count'] == 0) {
        unset($options[$geometry_type]);
      }
    }
    $this
      ->setOptions($options);
    $form_state['values']['options'] = $options;
    parent::optionsFormSubmit($form, $form_state);
  }

  /**
   * {@inheritdoc}
   */
  public function optionsToObjects() {
    $import = parent::optionsToObjects();
    foreach ($this
      ->getOptions() as $geometry_type => $data) {
      if ($styles = $this
        ->getOption(array(
        $geometry_type,
        'styles',
      ), array())) {
        foreach ($styles as $style) {
          $style = Openlayers::load('style', $style);

          // This source is a dependency of the current one,
          // we need a lighter weight.
          $this
            ->setWeight($style
            ->getWeight() + 1);
          $import = array_merge($style
            ->getCollection()
            ->getFlatList(), $import);
        }
      }
    }
    return $import;
  }

}

Classes

Name	Description
Random	Class Random.