deserializePayload method

  1. @override
int deserializePayload(
  1. LblBeaconBuilder builder,
  2. ByteData byteData,
  3. Endian endianness,
  4. int offset,
)
override

Call to deserialize only the payload, no header. The Builder is to allow passing the message to build into. returns a int with a serialized size

Implementation

@override
int deserializePayload(imc.LblBeaconBuilder builder, ByteData byteData,
    Endian endianness, int offset) {
  var byteOffset = offset;

  // field beacon
  var beaconSSize = byteData.getUint16(byteOffset, endianness);
  byteOffset += 2;
  var beaconDData = List.filled(beaconSSize, 0);
  for (var i = 0; i < beaconSSize; i++) {
    beaconDData[i] = byteData.getUint8(byteOffset++);
  }
  var beaconDecoded = utf8.decode(beaconDData);
  builder.beacon = beaconDecoded;
  // field lat
  builder.lat = byteData.getFloat64(byteOffset, endianness);
  byteOffset += 8;
  // field lon
  builder.lon = byteData.getFloat64(byteOffset, endianness);
  byteOffset += 8;
  // field depth
  builder.depth = byteData.getFloat32(byteOffset, endianness);
  byteOffset += 4;
  // field queryChannel
  builder.queryChannel = byteData.getUint8(byteOffset);
  byteOffset += 1;
  // field replyChannel
  builder.replyChannel = byteData.getUint8(byteOffset);
  byteOffset += 1;
  // field transponderDelay
  builder.transponderDelay = byteData.getUint8(byteOffset);
  byteOffset += 1;

  return byteOffset - offset;
}