Arrange and group map buttons

[rails.git] / app / assets / javascripts / leaflet.layers.js

diff --git a/app/assets/javascripts/leaflet.layers.js b/app/assets/javascripts/leaflet.layers.js
index 6c83f0c2fb5b38e871011d12fbd494da615d42dc..09cf1cf60f2bd3ba4ed6aef08f2eb1734f867b23 100644 (file)
--- a/app/assets/javascripts/leaflet.layers.js
+++ b/app/assets/javascripts/leaflet.layers.js
@@ -1,25 +1,132 @@
-//= require templates/map/layers
-
 L.OSM.Layers = L.Control.extend({
   onAdd: function (map) {
-    this._initLayout(map);
-    return this._container;
+    this._map = map;
+    this._initLayout();
+    return this.$container[0];
   },
 
-  _initLayout: function (map) {
-    var className = 'leaflet-control-map-ui',
-      container = this._container = L.DomUtil.create('div', className);
+  _initLayout: function () {
+    var map = this._map,
+      layers = this.options.layers;
+
+    this.$container = $('<div>')
+      .attr('class', 'control-layers');
+
+    var link = $('<a>')
+      .attr('class', 'control-button')
+      .attr('href', '#')
+      .attr('title', 'Layers')
+      .html('<span class="icon layers"></span>')
+      .appendTo(this.$container);
+
+    if (OSM.STATUS != 'api_offline' && OSM.STATUS != 'database_offline') {
+      this.$ui = $('<div>')
+        .attr('class', 'layers-ui')
+        .appendTo(this.options.uiPane);
+
+      $('<h2>')
+        .text(I18n.t('javascripts.map.layers.header'))
+        .appendTo(this.$ui);
+
+      var overlaySection = $('<section>')
+        .addClass('overlay-layers')
+        .appendTo(this.$ui);
+
+      $('<p>')
+        .text(I18n.t('javascripts.map.layers.overlays'))
+        .appendTo(overlaySection);
 
-    var link = this._layersLink = L.DomUtil.create('a', 'leaflet-map-ui-layers', container);
-    link.href = '#';
-    link.title = 'Layers';
+      var list = $('<ul>')
+        .appendTo(overlaySection);
 
-    this._uiPane = L.DomUtil.create('div', 'leaflet-map-ui', map._container);
+      function addOverlay(layer, name) {
+        var item = $('<li>')
+          .appendTo(list);
+
+        var label = $('<label>')
+          .appendTo(item);
+
+        var input = $('<input>')
+          .attr('type', 'checkbox')
+          .prop('checked', map.hasLayer(layer))
+          .appendTo(label);
+
+        label.append(name);
+
+        input.on('change', function() {
+          if (input.is(':checked')) {
+            map.addLayer(layer);
+          } else {
+            map.removeLayer(layer);
+          }
+        });
+
+        map.on('layeradd layerremove', function() {
+          input.prop('checked', map.hasLayer(layer));
+        });
+      }
+
+      addOverlay(map.noteLayer, I18n.t('javascripts.map.layers.notes'));
+      addOverlay(map.dataLayer, I18n.t('javascripts.map.layers.data'));
+    }
 
-    L.DomEvent
-      .on(this._uiPane, 'click', L.DomEvent.stopPropagation)
-      .on(this._uiPane, 'click', L.DomEvent.preventDefault)
-      .on(this._uiPane, 'dblclick', L.DomEvent.preventDefault);
+    var baseSection = $('<section>')
+      .addClass('base-layers')
+      .appendTo(this.$ui);
+
+    $('<p>')
+      .text(I18n.t('javascripts.map.layers.base'))
+      .appendTo(baseSection);
+
+    list = $('<ul>')
+      .appendTo(baseSection);
+
+    layers.forEach(function(layer) {
+      var item = $('<li>')
+        .appendTo(list);
+
+      if (map.hasLayer(layer)) {
+        item.addClass('active');
+      }
+
+      var div = $('<div>')
+        .appendTo(item);
+
+      map.whenReady(function() {
+        var miniMap = L.map(div[0], {attributionControl: false, zoomControl: false})
+          .setView(map.getCenter(), Math.max(map.getZoom() - 2, 0))
+          .addLayer(new layer.constructor);
+
+        miniMap.dragging.disable();
+        miniMap.touchZoom.disable();
+        miniMap.doubleClickZoom.disable();
+        miniMap.scrollWheelZoom.disable();
+
+        map.on('moveend', function() {
+          miniMap.setView(map.getCenter(), Math.max(map.getZoom() - 2, 0));
+        });
+
+        div.data('map', miniMap);
+      });
+
+      var label = $('<label>')
+        .text(layer.options.name)
+        .appendTo(item);
+
+      item.on('click', function() {
+        layers.forEach(function(other) {
+          if (other === layer) {
+            map.addLayer(other);
+          } else {
+            map.removeLayer(other);
+          }
+        });
+      });
+
+      map.on('layeradd layerremove', function() {
+        item.toggleClass('active', map.hasLayer(layer));
+      });
+    });
 
     $(link).on('click', $.proxy(this.toggleLayers, this));
   },
@@ -30,15 +137,17 @@ L.OSM.Layers = L.Control.extend({
 
     var controlContainer = $('.leaflet-control-container .leaflet-top.leaflet-right');
 
-    if ($(this._uiPane).is(':visible')) {
-      $(this._uiPane).hide();
+    if (this.$ui.is(':visible')) {
+      $(this.options.uiPane).hide();
       controlContainer.css({paddingRight: '0'});
     } else {
-      $(this._uiPane)
-        .show()
-        .html(JST["templates/map/layers"]({layers: this.options.layers}));
-      controlContainer.css({paddingRight: '200px'});
+      $(this.options.uiPane).show();
+      controlContainer.css({paddingRight: '230px'});
     }
+
+    this.$ui.find('.base-layers .leaflet-container').each(function() {
+      $(this).data('map').invalidateSize();
+    });
   }
 });