toJson method
Implementation
@override
String? toJson(ButtonTextTheme? value) {
if (value == null) return null;
switch (value) {
case ButtonTextTheme.accent:
return 'accent';
break;
case ButtonTextTheme.normal:
return 'normal';
break;
case ButtonTextTheme.primary:
return 'primary';
break;
}
throw 'Json_Unsuported_Value';
}