deserialize method

Implementation

@override
void deserialize(XmlElement xml)
{
  super.deserialize(xml);

  // properties
  tryharder = Xml.get(node: xml, tag: 'tryharder');
  invert    = Xml.get(node: xml, tag: 'invert');

  // barcode formats
  String? format = Xml.get(node: xml, tag: 'format');
  List<String> formats = [];
  if (format != null) formats = format.split(",");
  for (String format in formats)
  {
    format = format.trim().toUpperCase();
    BarcodeFormats? f = S.toEnum(format, BarcodeFormats.values);
    if (f != null)
    {
      barcodeFormats ??= [];
      if (!barcodeFormats!.contains(f)) barcodeFormats!.add(f);
    }
  }
}