X-Git-Url: https://git.openstreetmap.org/rails.git/blobdiff_plain/eebe1f1d3ed885e94725c07d24e0483f603f03da..c8f8dbca19f9f1ed3539f93e1785d4de70f2b093:/app/assets/javascripts/leaflet.key.js?ds=sidebyside

diff --git a/app/assets/javascripts/leaflet.key.js b/app/assets/javascripts/leaflet.key.js
index 5756f0c41..4906cfcff 100644
--- a/app/assets/javascripts/leaflet.key.js
+++ b/app/assets/javascripts/leaflet.key.js
@@ -1,4 +1,4 @@
-L.OSM.key = function(options) {
+L.OSM.key = function (options) {
   var control = L.control(options);
 
   control.onAdd = function (map) {
@@ -8,10 +8,55 @@ L.OSM.key = function(options) {
     $('<a>')
       .attr('class', 'control-button')
       .attr('href', '#')
-      .attr('title', 'Map Key')
+      .attr('title', I18n.t("javascripts.key.tooltip"))
       .html('<span class="icon key"></span>')
+      .on('click', toggle)
       .appendTo($container);
 
+    var $ui = $('<div>')
+      .attr('class', 'layers-ui')
+      .appendTo(options.uiPane);
+
+    $('<h2>')
+      .text(I18n.t('javascripts.key.title'))
+      .appendTo($ui);
+
+    var $section = $('<section>')
+      .appendTo($ui);
+
+    function toggle(e) {
+      e.stopPropagation();
+      e.preventDefault();
+
+      var controlContainer = $('.leaflet-control-container .leaflet-top.leaflet-right');
+
+      if ($ui.is(':visible')) {
+        $(options.uiPane).hide();
+        controlContainer.css({paddingRight: '0'});
+        map.off("zoomend baselayerchange", update);
+      } else {
+        $(options.uiPane).show();
+        controlContainer.css({paddingRight: '200px'});
+        map.on("zoomend baselayerchange", update);
+        $section.load('/key', update);
+      }
+    }
+
+    function update() {
+      var mapLayer = getMapBaseLayerId(map),
+        mapZoom = map.getZoom();
+
+      $(".mapkey-table-entry").each(function () {
+        var data = $(this).data();
+
+        if (mapLayer == data.layer && mapZoom >= data.zoomMin && mapZoom <= data.zoomMax) {
+          $(this).show();
+        } else {
+          $(this).hide();
+        }
+      });
+    }
+
     return $container[0];
   };