fromMap method
- @override
 
- Map map
 
override
    map -> dynamic
Implementation
@override
fromMap(Map map) {
  return new BMFHeading(
      magneticHeading: map['magneticHeading'],
      trueHeading: map['trueHeading'],
      headingAccuracy: map['headingAccuracy'],
      x: map['x'],
      y: map['y'],
      z: map['z'],
      timestamp: map['timestamp']);
}