add icon

src/icon.ml

@@ -0,0 +1,47 @@
+(* BSD-2-Clause License *)
+
+type t = Jv.t
+
+type opt =
+  | Icon_retina_url of string
+  | Icon_size of Point.t
+  | Icon_anchor of Point.t
+  | Popup_anchor of Point.t
+  | Tooltip_anchor of Point.t
+  | Shadow_url of string
+  | Shadow_retina_url of string
+  | Shadow_size of Point.t
+  | Shadow_anchor of Point.t
+  | Class_name of string
+  | Cross_origin of string option
+
+let to_string = function
+  | Icon_retina_url _ -> "iconRetinaUrl"
+  | Icon_size _ -> "iconSize"
+  | Icon_anchor _ -> "iconAnchor"
+  | Popup_anchor _ -> "popupAnchor"
+  | Tooltip_anchor _ -> "tooltipAnchor"
+  | Shadow_url _ -> "shadowUrl"
+  | Shadow_retina_url _ -> "shadowRetinaUrl"
+  | Shadow_size _ -> "shadowSize"
+  | Shadow_anchor _ -> "shadowAnchor"
+  | Class_name _ -> "className"
+  | Cross_origin _ -> "crossOrigin"
+
+let to_jv = function
+  | Icon_size p
+  | Icon_anchor p
+  | Popup_anchor p
+  | Tooltip_anchor p
+  | Shadow_size p
+  | Shadow_anchor p ->
+    Point.to_jv p
+  | Icon_retina_url s | Shadow_url s | Shadow_retina_url s | Class_name s ->
+    Jv.of_string s
+  | Cross_origin o -> (
+    match o with Some s -> Jv.of_string s | None -> Jv.of_bool false )
+
+let create icon_url options =
+  let l = List.map (fun o -> (to_string o, to_jv o)) options in
+  let tab = Array.of_list @@ (("iconUrl", Jv.of_string icon_url) :: l) in
+  Jv.call Global.leaflet "icon" [| Jv.obj tab |]