class openlayers_behavior_navigation in Openlayers 7.2

Navigation Behavior

Hierarchy

• class \openlayers_behavior
  • class \openlayers_behavior_navigation

File

plugins/behaviors/openlayers_behavior_navigation.inc, line 10

Implementation of OpenLayers behavior.

class openlayers_behavior_navigation extends openlayers_behavior {

  /**
   * Provide initial values for options.
   */
  function options_init() {
    return array(
      'navigation' => '',
      'zoomWheelEnabled' => TRUE,
      'zoomBoxEnabled' => TRUE,
      'documentDrag' => FALSE,
    );
  }
  function js_dependency() {
    return array(
      'OpenLayers.Control.Navigation',
    );
  }
  function options_form($defaults = array()) {
    return array(
      'zoomWheelEnabled' => array(
        '#type' => 'checkbox',
        '#title' => t('Enable Zoom Wheel'),
        '#description' => t('Enable zooming via the mouse scroll wheel. This can
          interfere with page scrolling.'),
        '#default_value' => isset($defaults['zoomWheelEnabled']) ? $defaults['zoomWheelEnabled'] : TRUE,
      ),
      'zoomBoxEnabled' => array(
        '#type' => 'checkbox',
        '#title' => t('Enable Zoom Box'),
        '#description' => t('Enable zooming with selecting a box by <em>SHIFT + clicking</em>.'),
        '#default_value' => isset($defaults['zoomBoxEnabled']) ? $defaults['zoomBoxEnabled'] : TRUE,
      ),
      'documentDrag' => array(
        '#type' => 'checkbox',
        '#title' => t('Document Drag'),
        '#description' => t('Allow panning of the map by dragging outside map viewport.'),
        '#default_value' => isset($defaults['documentDrag']) ? $defaults['documentDrag'] : FALSE,
      ),
    );
  }

  /**
   * Render.
   */
  function render(&$map) {
    drupal_add_js(drupal_get_path('module', 'openlayers') . '/plugins/behaviors/openlayers_behavior_navigation.js');
    return $this->options;
  }

}

Members

Name	Modifiers	Type	Description	Overrides
openlayers_behavior::$options		property
openlayers_behavior::__construct		function
openlayers_behavior_navigation::js_dependency		function	Overrides openlayers_behavior::js_dependency
openlayers_behavior_navigation::options_form		function	Overrides openlayers_behavior::options_form
openlayers_behavior_navigation::options_init		function	Provide initial values for options. Overrides openlayers_behavior::options_init
openlayers_behavior_navigation::render		function	Render. Overrides openlayers_behavior::render