public IEnumerable <EngraverPosition> StartEngraving()
{
_serialComm.Write(NejeDk8KzConstants.StartCommand);
while (true)
{
var response = _serialComm.ReadOne();
if (response == NejeDk8KzConstants.EngravingFinishedResponse)
{
//Read machine response is engravingFinished
break;
}
if (response == NejeDk8KzConstants.PositionUpdatedResponse)
{
//Read machine response is position update
byte[] bytes = _serialComm.ReadMany(4);
var x = bytes[0] * 100 + bytes[1];
var y = bytes[2] * 100 + bytes[3];
yield return(new EngraverPosition()
{
X = x,
Y = y
});
}
else
{
//Read machine response is unexpected response
//Unexpected response, abort!
break;
}
}
}
