copyWith method
Implementation
CornerPoint copyWith({
  double? x,
  double? y,
}) =>
    CornerPoint(
      x: x ?? this.x,
      y: y ?? this.y,
    );CornerPoint copyWith({
  double? x,
  double? y,
}) =>
    CornerPoint(
      x: x ?? this.x,
      y: y ?? this.y,
    );