private void InitializeUdpSocket() { IPEndPoint ipep = new IPEndPoint(IPAddress.Any, 9985); UdpClient newsock = new UdpClient(ipep); UdpState s = new UdpState(); s.e = ipep; s.u = newsock; newsock.BeginReceive(new AsyncCallback(OnReceive), s); }
public void OnReceive(IAsyncResult ar) { UdpState s = new UdpState(); UdpClient u = (UdpClient)((UdpState)(ar.AsyncState)).u; IPEndPoint e = (IPEndPoint)((UdpState)(ar.AsyncState)).e; s.u = u; s.e = e; Byte[] receiveBytes = u.EndReceive(ar, ref e); Debug.WriteLine(string.Format("Pen Signal Data : {0}", Encoding.ASCII.GetString(receiveBytes, 0, receiveBytes.Length))); if (Encoding.ASCII.GetString(receiveBytes, 0, receiveBytes.Length) == "NONE") { gSensor_val = 0; this._recognier.IsPen = false; //this.Dispatcher.Invoke(new myDelegate(DrawingCanvas_PreviewStylusDownBySensor),1); //this.llbTools.SelectedIndex = 1; } else if (Encoding.ASCII.GetString(receiveBytes, 0, receiveBytes.Length) == "WEAK") { gSensor_val = 1; this._recognier.IsPen = true; //this.Dispatcher.Invoke(new myDelegate(DrawingCanvas_PreviewStylusDownBySensor), 2); } else if (Encoding.ASCII.GetString(receiveBytes, 0, receiveBytes.Length) == "STNG") { gSensor_val = 2; this._recognier.IsPen = true; //this.Dispatcher.Invoke(new myDelegate(DrawingCanvas_PreviewStylusDownBySensor), 3); } else { gSensor_val = 3; this._recognier.IsPen = true; //this.Dispatcher.Invoke(new myDelegate(DrawingCanvas_PreviewStylusDownBySensor), 4); } u.BeginReceive(new AsyncCallback(OnReceive), s); }
public void OnReceive(IAsyncResult ar) { UdpState s = new UdpState(); UdpClient u = (UdpClient)((UdpState)(ar.AsyncState)).u; IPEndPoint e = (IPEndPoint)((UdpState)(ar.AsyncState)).e; s.u = u; s.e = e; Byte[] receiveBytes = u.EndReceive(ar, ref e); Debug.WriteLine(string.Format("Pen Signal Data : {0}",Encoding.ASCII.GetString(receiveBytes, 0, receiveBytes.Length))); if (Encoding.ASCII.GetString(receiveBytes, 0, receiveBytes.Length) == "NONE" ) { gSensor_val = 1; //this.Dispatcher.Invoke(new myDelegate(DrawingCanvas_PreviewStylusDownBySensor),1); //this.llbTools.SelectedIndex = 1; } else if (Encoding.ASCII.GetString(receiveBytes, 0, receiveBytes.Length) == "WEAK") { gSensor_val = 2; //this.Dispatcher.Invoke(new myDelegate(DrawingCanvas_PreviewStylusDownBySensor), 2); } else if (Encoding.ASCII.GetString(receiveBytes, 0, receiveBytes.Length) == "STNG") { gSensor_val = 3; //this.Dispatcher.Invoke(new myDelegate(DrawingCanvas_PreviewStylusDownBySensor), 3); } else { gSensor_val = 4; //this.Dispatcher.Invoke(new myDelegate(DrawingCanvas_PreviewStylusDownBySensor), 4); } u.BeginReceive(new AsyncCallback(OnReceive), s); }