toJson method

Implementation

@override
Map<String, dynamic> toJson() {
  final Map<String, dynamic> json = <String, dynamic>{};
  if (controlPoint != null) {
    json['controlPoint'] = controlPoint;
  }
  if (x != null) {
    json['x'] = x;
  }
  if (y != null) {
    json['y'] = y;
  }
  return json;
}