charSet property

@override Iterable<int> get charSet

Returns the list of accepted codePoints for this CodeType

Implementation

@override
Iterable<int> get charSet =>
    BarcodeMaps.code128B.keys
        .where((int x) => useCode128B && x >= 0)
        .followedBy(
          BarcodeMaps.code128A.keys.where((int x) => useCode128A && x >= 0),
        )
        .followedBy(
          useCode128C
              ? List<int>.generate(10, (int index) => index + 0x30)
              : [],
        )
        .followedBy([
          BarcodeMaps.code128FNC1,
          if (useCode128A || useCode128B) BarcodeMaps.code128FNC2,
          if (useCode128A || useCode128B) BarcodeMaps.code128FNC3,
          if (useCode128A || useCode128B) BarcodeMaps.code128FNC4,
          if (isGS1) ...[40, 41],
        ])
        .toSet();