fromJson method

@override Offset? fromJson(Map<String, dynamic>? json)

Implementation

@override
Offset? fromJson(Map<String, dynamic>? json) {
  if (json == null) return null;

  return Offset(
    ((json['dx'] ?? 0) as num).toDouble(),
    ((json['dy'] ?? 0) as num).toDouble(),
  );
}