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authorChristopher Baines <mail@cbaines.net>2014-05-22 17:45:39 +0100
committerChristopher Baines <mail@cbaines.net>2014-05-22 17:46:04 +0100
commit5f3ab228f9b8ed637ee0a4b8488151ad9052241a (patch)
tree8ccc19de125e41f69e25fadab0aa1ea4016357fb
parent2c4e84458354ac7b30e240e87b777b02949c21f9 (diff)
downloadleaflet-indoor-5f3ab228f9b8ed637ee0a4b8488151ad9052241a.tar
leaflet-indoor-5f3ab228f9b8ed637ee0a4b8488151ad9052241a.tar.gz
Do not attempt to add non existant levels to the map
-rw-r--r--leaflet-indoor.js13
1 files changed, 10 insertions, 3 deletions
diff --git a/leaflet-indoor.js b/leaflet-indoor.js
index 5eb4c76..be73a6e 100644
--- a/leaflet-indoor.js
+++ b/leaflet-indoor.js
@@ -65,7 +65,9 @@ L.Indoor = L.Class.extend({
}
if (this._level !== null) {
- this._map.addLayer(this._layers[this._level]);
+ if (this._level in this._layers) {
+ this._map.addLayer(this._layers[this._level]);
+ }
}
},
onRemove: function (map) {
@@ -138,8 +140,13 @@ L.Indoor = L.Class.extend({
var layer = this._layers[level];
if (this._map !== null) {
- this._map.removeLayer(oldLayer);
- this._map.addLayer(layer);
+ if (this._map.hasLayer(oldLayer)) {
+ this._map.removeLayer(oldLayer);
+ }
+
+ if (layer) {
+ this._map.addLayer(layer);
+ }
}
this._level = level;