escPos method

Future<void> escPos(List<EscPosCmd> commands)

Implementation

Future<void> escPos(List<EscPosCmd> commands) async {
  final builder = BytesBuilder();

  for (final cmd in commands) {
    builder.add(await cmd.data);
  }
  final bytes = builder.toBytes();

  await _methodChannel.invokeMethod("escPos", bytes);
}