nl_tokens: Expand our bounds and tell our parent to
pl_tokens: function ( marker ) { var addedCount , addedLatLng = marker . _wLatLng || marker . _latlng ; if ( marker instanceof L . MarkerCluster ) { this . _bounds . extend ( marker . _bounds ) ; addedCount = marker . _childCount ; } else { this . _bounds . extend ( addedLatLng ) ; addedCount = 1 ; } if ( ! this . _cLatLng ) { // when clustering, take position of the first point as the cluster center this . _cLatLng = marker . _cLatLng || addedLatLng ; } // when showing clusters, take weighted average of all points as cluster center var totalCount = this . _childCount + addedCount ; //Calculate weighted latlng for display if ( ! this . _wLatLng ) { this . _latlng = this . _wLatLng = new L . LatLng ( addedLatLng . <mask> , addedLatLng . lng ) ; } else { this . _wLatLng . lat = ( addedLatLng . lat * addedCount + this . _wLatLng . lat * this . _childCount ) / totalCount ; this . _wLatLng . lng = ( addedLatLng . lng * addedCount + this . _wLatLng . lng * this . _childCount ) / totalCount ; } }