function openlayers_behaviors_process_zoom_to_layer in Openlayers 6

Callback for OpenLayers Behaviors (Zoom to Layer)

Parameters

$behavior: Data about behavior

$map: Map array

Return value

Behavior array

2 string references to 'openlayers_behaviors_process_zoom_to_layer'

hook_openlayers_behaviors_info in docs/openlayers.api.php

OpenLayers Behaviors Info

openlayers_behaviors_openlayers_behaviors_info in modules/openlayers_behaviors/openlayers_behaviors.module

Implementation of hook_openlayers_behaviors_info().

File

modules/openlayers_behaviors/includes/openlayers_behaviors.behaviors.inc, line 21

This file holds the main Drupal hook functions and private functions for the openlayers_behaviors module.

Code

function openlayers_behaviors_process_zoom_to_layer($behavior, &$map) {

  // Check to make sure the layer attribute is properly set.
  if ($behavior['layer']) {

    // If it's a sting, check to make sure the layer exists.
    if (is_string($behavior['layer'])) {
      if ($map['layers'][$behavior['layer']]) {
        return $behavior;
      }
    }

    // If it's an array, check to make sure all layers exist.
    if (is_array($behavior['layer'])) {
      $pass = TRUE;
      foreach ($behavior['layer'] as $layer) {
        if (!$map['layers'][$layer]) {
          $pass = FALSE;
        }
      }
      if ($pass) {
        return $behavior;
      }
    }
  }
  return FALSE;
}