ol3: manage restricted extent

1 files changed, 17 insertions, 6 deletions

diff --git a/chimere/static/chimere/js/jquery.chimere.js b/chimere/static/chimere/js/jquery.chimere.js
index f586e7f..5d17e89 100644
--- a/chimere/static/chimere/js/jquery.chimere.js
+++ b/chimere/static/chimere/js/jquery.chimere.js
@@ -346,12 +346,23 @@ function transformCoordToLonLat(coord) {
                 view_options['minZoom'] = settings.minZoom;
             }
 
-            /* OL3-deprecated
-            if (settings.restricted_extent){
-                settings.restricted_extent.transform(EPSG_DISPLAY_PROJECTION,
-                                                     EPSG_PROJECTION);
-                map_options['restrictedExtent'] = settings.restricted_extent;
-            }*/
+            if (settings.restricted_extent
+                && settings.restricted_extent.length == 4){
+                var extent = [
+                  Math.round(settings.restricted_extent[0] * 1000) / 1000,
+                  Math.round(settings.restricted_extent[1] * 1000) / 1000,
+                  Math.round(settings.restricted_extent[2] * 1000) / 1000,
+                  Math.round(settings.restricted_extent[3] * 1000) / 1000
+                ]
+                var point_1 = ol.proj.transform(
+                    [extent[0], extent[1]], EPSG_DISPLAY_PROJECTION,
+                    EPSG_PROJECTION);
+                var point_2 = ol.proj.transform(
+                    [extent[2], extent[3]], EPSG_DISPLAY_PROJECTION,
+                    EPSG_PROJECTION);
+                view_options['extent'] = [point_1[0], point_1[1],
+                                          point_2[0], point_2[1]]
+            }
 
             $.each(settings.map_layers, function(idx, layer){
                 // property for permalink