public CsacServiceValueChangedEventArgs(CsacMeasurement value)
{
this.Measurement = value;
}
private CsacMeasurement createCsacMeasurement(byte[] data, DateTimeOffset timestamp)
{
var measurement = new CsacMeasurement();
measurement.Timestamp = timestamp;
var flags = (CsacMeasurementFlags)Enum.ToObject(typeof(CsacMeasurementFlags), data[0]);
var offset = 1;
// Wheel revolutions...
if (flags.HasFlag(CsacMeasurementFlags.WheelRevolutionDataPresent))
{
// Cumulative wheel revolutions - 4 bytes littleendian
var cumWRBytes = data.Skip(offset).Take(4).ToArray();
if (!BitConverter.IsLittleEndian)
{
cumWRBytes.Reverse();
}
measurement.CumulativeWheelRevolutions = BitConverter.ToUInt32(cumWRBytes, 0);
offset += 4;
// LastWheelEventTime - 2 bytes little-endian
var lastWheelBytes = data.Skip(offset).Take(2).ToArray();
if (!BitConverter.IsLittleEndian)
{
lastWheelBytes.Reverse();
}
measurement.LastWheelEventTime = BitConverter.ToUInt16(lastWheelBytes, 0);
offset += 2;
}
// Crank revolutions...
if (flags.HasFlag(CsacMeasurementFlags.CrankRevolutionDataPresent))
{
// Cumulative crank revolutions - 4 bytes littleendian
var cumCRBytes = data.Skip(offset).Take(2).ToArray();
if (!BitConverter.IsLittleEndian)
{
cumCRBytes.Reverse();
}
measurement.CumulativeCrankRevolutions = BitConverter.ToUInt16(cumCRBytes, 0);
offset += 2;
// LastWheelEventTime - 2 bytes little-endian
var lastCrankBytes = data.Skip(offset).Take(2).ToArray();
if (!BitConverter.IsLittleEndian)
{
lastCrankBytes.Reverse();
}
measurement.LastCrankEventTime = BitConverter.ToUInt16(lastCrankBytes, 0);
}
return(measurement);
}
