BMFOverlay.fromMap constructor Null safety

BMFOverlay.fromMap(
  1. Map map
)

map => BMFOverlay

Implementation

BMFOverlay.fromMap(Map map) : assert(map.containsKey('id')) {
  _id = map['id'];
  visible = map['visible'];
  zIndex = map['zIndex'];
  className = this.runtimeType.toString();
}