toJson method

Implementation

@override
Map<String, dynamic> toJson() {
  final Map<String, dynamic> json = <String, dynamic>{};
  if (circle != null) {
    json['circle'] = circle!.toJson();
  }
  if (ellipse != null) {
    json['ellipse'] = ellipse!.toJson();
  }
  if (items != null) {
    json['items'] = items;
  }
  if (label != null) {
    json['label'] = label!.toJson();
  }
  if (rectangle != null) {
    json['rectangle'] = rectangle!.toJson();
  }
  return json;
}