openlayers_behavior_zoomtolayer.inc in Openlayers 7.2
Implementation of OpenLayers behavior.
File
plugins/behaviors/openlayers_behavior_zoomtolayer.incView source
<?php
/**
* @file
* Implementation of OpenLayers behavior.
*/
/**
* Zoom To Layer Behavior
*/
class openlayers_behavior_zoomtolayer extends openlayers_behavior {
/**
* Provide initial values for options.
*/
function options_init() {
return array(
'point_zoom_level' => '5',
'zoomtolayer_scale' => 1,
);
}
function options_form($defaults = array()) {
return array(
'zoomtolayer' => array(
'#type' => 'checkboxes',
'#options' => $this->map['layers'],
'#description' => t('Select layer(s) to which to zoom when the map is loaded.'),
'#default_value' => isset($defaults['zoomtolayer']) ? $defaults['zoomtolayer'] : array(),
),
'point_zoom_level' => array(
'#title' => t('Point Zoom Level'),
'#type' => 'textfield',
'#default_value' => isset($defaults['point_zoom_level']) ? $defaults['point_zoom_level'] : 5,
'#size' => 5,
),
'zoomtolayer_scale' => array(
'#title' => t('Zoom to Layer Scale'),
'#type' => 'textfield',
'#size' => 5,
'#description' => t('Additional scaling to apply to the calculated bounds before zooming. See <a href="http://dev.openlayers.org/docs/files/OpenLayers/BaseTypes/Bounds-js.html#OpenLayers.Bounds.scale">OpenLayers docs</a>.'),
'#default_value' => isset($defaults['zoomtolayer_scale']) ? $defaults['zoomtolayer_scale'] : 1,
),
);
}
/**
* Render.
*/
function render(&$map) {
drupal_add_js(drupal_get_path('module', 'openlayers') . '/plugins/behaviors/openlayers_behavior_zoomtolayer.js');
return $this->options;
}
}
Classes
Name![]() |
Description |
---|---|
openlayers_behavior_zoomtolayer | Zoom To Layer Behavior |