toMap method Null safety

  1. @override
Map<String, dynamic> toMap()

Convert this object to a JSON string.

Implementation

@override
Map<String, dynamic> toMap() {
  return {
    if (templateUrl != null) 'templateUrl': templateUrl,
    if (height != null) 'height': height,
    if (width != null) 'width': width,
  };
}