toDto method

Implementation

GradientDto toDto() {
  if (this is LinearGradient) return (this as LinearGradient).toDto();
  if (this is RadialGradient) return (this as RadialGradient).toDto();
  if (this is SweepGradient) return (this as SweepGradient).toDto();

  throw UnimplementedError();
}