1 files changed, 52 insertions, 2 deletions

diff --git a/ishtar_common/static/js/ishtar-map.js b/ishtar_common/static/js/ishtar-map.js
index ec11244a0..46a31c28e 100644
--- a/ishtar_common/static/js/ishtar-map.js
+++ b/ishtar_common/static/js/ishtar-map.js
@@ -42,6 +42,7 @@ var geoloc_activated = {};
 var fetching_msg = "Fetching data...";
 
 var base_maps_msg = "Base maps";
+var layers_msg = "Layers";
 
 var _map_submit_search = function(query_vars, name, source, extra){
     if (!extra) extra = "default";
@@ -236,9 +237,27 @@ var source_ign = function(options){
     return new ol.layer.Tile(options);
 }
 
+var source_ign_cadastral = function(options){
+    options["source"] = new ol.source.WMTS({
+        url: "https://data.geopf.fr/wmts",
+        layer: "CADASTRALPARCELS.PARCELLAIRE_EXPRESS",
+        matrixSet: "PM",
+        format: "image/png",
+        style: "normal",
+        tileGrid : new ol.tilegrid.WMTS({
+            origin: [-20037508,20037508], // topLeftCorner
+            resolutions: ign_resolutions, // résolutions
+            matrixIds: ["0","1","2","3","4","5","6","7","8","9","10","11","12","13","14","15","16","17","18","19"] // ids des TileMatrix
+        })
+    });
+    return new ol.layer.Tile(options);
+}
+
+
 var default_map_layers = {
     'osm': source_osm,
-    'ign': source_ign
+    'ign': source_ign,
+    'ign_cadastral': source_ign_cadastral
 };
 
 var get_layers = function(layers){
@@ -264,6 +283,26 @@ var get_layers = function(layers){
     return ol_layers;
 };
 
+var get_overlays = function(overlays){
+    if (!overlays){
+        overlays = [
+            {
+                'type': 'ign_cadastral',
+                'options': {'title': "IGN cadastre (France)", 'visible': false, "opacity": 0.5}
+            }
+        ];
+    }
+    var ol_overlays = [];
+    for (idx in overlays){
+        var layer_attr = overlays[idx];
+        ol_overlays.push(
+            default_map_layers[layer_attr['type']](layer_attr['options'])
+        );
+    }
+    return ol_overlays;
+}
+
+
 /* styles */
 var get_icon_style = function(feature){
     return new ol.style.Style({
@@ -694,6 +733,17 @@ var initialize_base_map = function(map_id, layers){
         })
     ];
 
+    var overlays = get_overlays();
+    if (overlays){
+        map_layers[map_id].push(
+            new ol.layer.Group({
+                title: layers_msg,
+                visible: true,
+                layers: overlays
+            })
+        );
+    }
+
     // console.log(map_id);
     map_view[map_id] = new ol.View({
         projection: view_projection,
@@ -981,4 +1031,4 @@ var update_all_map_display = function(){
     for (idx in map){
         map[idx].updateSize()
     }
-}
\ No newline at end of file
+}