toDictionary method
Implementation
Map<String, dynamic> toDictionary() {
final val = <String, dynamic>{};
void writeNotNull(String key, dynamic value) {
if (value != null) {
val[key] = value;
}
}
writeNotNull('padding', padding);
writeNotNull('spacing', spacing);
writeNotNull('row', row);
writeNotNull('column', column);
return val;
}