Ticket #13117: widget.diff

contrib/gis/templates/gis/admin/openlayers.html

@@ -29 +29 @@
 {% block openlayers %}{% include "gis/admin/openlayers.js" %}{% endblock %}
 //]]>
 </script>
+<div id="{{module}}_recenter">
+<label for="{{module}}_lat">Lattitude:</label><input class="{{module}}_lat" type="text"><br>
+<label for="{{module}}_lng">Longitude:</label><input class="{{module}}_lng" type="text">
+<input type="button" class="{{module}}_recenter" value="Recenter" />
+</div>
 <div id="{{ id }}_map"{% if LANGUAGE_BIDI %} dir="ltr"{% endif %}></div>
 <a href="javascript:{{ module }}.clearFeatures()">Delete all Features</a>
 {% if display_wkt %}<p> WKT debugging window:</p>{% endif %}

contrib/gis/templates/gis/admin/openlayers.js

@@ -158 +158 @@
       {{ module }}.enableDrawing();
     }
 }
+
+jQuery(document).ready(function() {
+
+    jQuery("input.{{module}}_recenter").click(function() {
+        // when the button is clicked, re-center the
+        // map to the entered coordinates
+        
+        //get coordinates from the text boxes
+        var lat = jQuery("input.{{module}}_lat").val();
+        var lng = jQuery("input.{{module}}_lng").val();
+        
+        // create two projection objects
+        // lat/lng (EPSG:4326)
+        // and the current one (EPSG:900913)
+        var latlng_proj = new OpenLayers.Projection("EPSG:4326");
+        var this_proj = {{ module }}.map.projection;
+        
+        // convert
+        ll = new OpenLayers.LonLat(lng, lat);
+        ll.transform(latlng_proj, this_proj);
+        
+        // now re-center
+        {{ module }}.map.setCenter(ll);
+    });
+    
+});