openstreetmap-website/app/assets/javascripts/leaflet.layers.js
2013-07-18 10:40:24 -07:00

68 lines
1.8 KiB
JavaScript

//= require templates/map/layers
L.OSM.Layers = L.Control.extend({
onAdd: function (map) {
this._map = map;
this._initLayout(map);
return this._container;
},
_initLayout: function (map) {
var className = 'leaflet-control-map-ui',
container = this._container = L.DomUtil.create('div', className);
var link = this._layersLink = L.DomUtil.create('a', 'leaflet-map-ui-layers', container);
link.href = '#';
link.title = 'Layers';
this._uiPane = this.options.uiPane;
$(link).on('click', $.proxy(this.toggleLayers, this));
},
toggleLayers: function (e) {
e.stopPropagation();
e.preventDefault();
var controlContainer = $('.leaflet-control-container .leaflet-top.leaflet-right');
if ($(this._uiPane).is(':visible')) {
$(this._uiPane).hide();
controlContainer.css({paddingRight: '0'});
} else {
$(this._uiPane)
.show()
.html(JST["templates/map/layers"]());
var list = $(this._uiPane).find('.base-layers ul');
var layers = this.options.layers;
for (var i = 0; i < layers.length; i++) {
var item = $('<li></li>')
.appendTo(list);
var div = $('<div></div>')
.appendTo(item);
var map = L.map(div[0], {attributionControl: false, zoomControl: false})
.setView(this._map.getCenter(), Math.max(this._map.getZoom() - 2, 0))
.addLayer(new layers[i].layer.constructor);
map.dragging.disable();
map.touchZoom.disable();
map.doubleClickZoom.disable();
map.scrollWheelZoom.disable();
var label = $('<label></label>')
.text(layers[i].name)
.appendTo(item);
}
controlContainer.css({paddingRight: '200px'});
}
}
});
L.OSM.layers = function(options) {
return new L.OSM.Layers(options);
};