toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (angle != null) 'angle': angle!,
if (offsetBottom != null) 'offsetBottom': offsetBottom!,
if (offsetLeft != null) 'offsetLeft': offsetLeft!,
if (offsetRight != null) 'offsetRight': offsetRight!,
if (offsetTop != null) 'offsetTop': offsetTop!,
};