-L.OSM.Key = L.Control.extend({
- onAdd: function (map) {
- this._map = map;
- this._initLayout();
- return this.$container[0];
- },
-
- _initLayout: function () {
- var map = this._map;
-
- this.$container = $('<div>')
- .attr('class', 'control-key');
-
- var link = $('<a>')
- .attr('class', 'control-button')
- .attr('href', '#')
- .attr('title', 'Map Key')
- .html('<span class="icon key"></span>')
- .appendTo(this.$container);
- }
-});
-
-L.OSM.key = function(options) {
- return new L.OSM.Key(options);
+L.OSM.key = function (options) {
+ var control = L.control(options);
+
+ control.onAdd = function (map) {
+ var $container = $("<div>")
+ .attr("class", "control-key");
+
+ var button = $("<a>")
+ .attr("class", "control-button")
+ .attr("href", "#")
+ .html("<span class=\"icon key\"></span>")
+ .on("click", toggle)
+ .appendTo($container);
+
+ var $ui = $("<div>")
+ .attr("class", "key-ui");
+
+ $("<div>")
+ .attr("class", "sidebar_heading")
+ .appendTo($ui)
+ .append(
+ $("<span>")
+ .text(I18n.t("javascripts.close"))
+ .attr("class", "icon close")
+ .bind("click", toggle))
+ .append(
+ $("<h4>")
+ .text(I18n.t("javascripts.key.title")));
+
+ var $section = $("<div>")
+ .attr("class", "section")
+ .appendTo($ui);
+
+ options.sidebar.addPane($ui);
+
+ $ui
+ .on("show", shown)
+ .on("hide", hidden);
+
+ map.on("baselayerchange", updateButton);
+
+ updateButton();
+
+ function shown() {
+ map.on("zoomend baselayerchange", update);
+ $section.load("/key", update);
+ }
+
+ function hidden() {
+ map.off("zoomend baselayerchange", update);
+ }
+
+ function toggle(e) {
+ e.stopPropagation();
+ e.preventDefault();
+ if (!button.hasClass("disabled")) {
+ options.sidebar.togglePane($ui, button);
+ }
+ $(".leaflet-control .control-button").tooltip("hide");
+ }
+
+ function updateButton() {
+ var disabled = ["mapnik", "cyclemap"].indexOf(map.getMapBaseLayerId()) === -1;
+ button
+ .toggleClass("disabled", disabled)
+ .attr("data-original-title",
+ I18n.t(disabled ?
+ "javascripts.key.tooltip_disabled" :
+ "javascripts.key.tooltip"));
+ }
+
+ function update() {
+ var layer = map.getMapBaseLayerId(),
+ zoom = map.getZoom();
+
+ $(".mapkey-table-entry").each(function () {
+ var data = $(this).data();
+ if (layer === data.layer && zoom >= data.zoomMin && zoom <= data.zoomMax) {
+ $(this).show();
+ } else {
+ $(this).hide();
+ }
+ });
+ }
+
+ return $container[0];
+ };
+
+ return control;