osrm-backend/WebContent/base/leaflet/L.Control.QueryableLayers.js
2012-04-24 00:56:41 +02:00

35 lines
1.2 KiB
JavaScript

/*
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
// queryable Layers control
// [simply Control.Layers extended by query functions]
L.Control.QueryableLayers = L.Control.Layers.extend({
getActiveLayerName: function () {
var i, input, obj,
inputs = this._form.getElementsByTagName('input'),
inputsLen = inputs.length;
for (i = 0; i < inputsLen; i++) {
input = inputs[i];
obj = this._layers[input.layerId];
if (input.checked && !obj.overlay) {
return obj.name;
}
}
}
});