flutter_vid/lib/us/vid_us_point.dart

class VidUsPoint {
  double _x;

  double _y;

  double get x => _x;

  double get y => _y;

  VidUsPoint(this._x, this._y);

  bool operator ==(other) {
    if (other is VidUsPoint &&
        runtimeType == other.runtimeType &&
        _x == other._x &&
        _y == other._y) {
      return true;
    }
    return false;
  }

  @override
  int get hashCode => _x.hashCode ^ _y.hashCode;
}