public DataMessage(byte[] data)
{
//the first four bytes are for type connect
this.typeConnect = (TypeConnect)BitConverter.ToInt32(data, 0);
//the next four store the length of name client
int lengthName = BitConverter.ToInt32(data, 4);
int lengthMessage = BitConverter.ToInt32(data, 8);
//read name and message
if (lengthName > 0)
{
this.clientName = Encoding.UTF8.GetString(data, 12, lengthName);
}
else
{
this.clientName = string.Empty;
}
if (lengthMessage > 0)
{
this.message = (new Bitmap(new MemoryStream(data.SubArray(12 + lengthName, lengthMessage)))).ToMat();
}
else
{
this.message = null;
}
}
public GConnect(Vertex v, Vertex own, Line g, TypeConnect type, int length = 1)
{
if (g == null)
{
switch (type)
{
case TypeConnect.None:
break;
case TypeConnect.DigraphOwn:
g = new Digraph(own, v)
{
Length = length
};
v.SetConnect(own, TypeConnect.DigraphSon, length, g);
break;
case TypeConnect.DigraphSon:
g = new Digraph(v, own)
{
Length = length
};
v.SetConnect(own, TypeConnect.DigraphOwn, length, g);
break;
case TypeConnect.Edge:
g = new Edge(own, v)
{
Length = length
};
v.SetConnect(own, TypeConnect.Edge, length, g);
break;
case TypeConnect.Loop:
g = new Loop(v)
{
Length = length
};
break;
case TypeConnect.Diloop:
g = new Diloop(v)
{
Length = length
};
break;
default:
break;
}
}
Edge = g;
Vertex = v;
Own = own;
Type = type;
}
private void SendMessage(TypeConnect type, Mat message)
{
DataMessage msgToSend = new DataMessage();
msgToSend.clientName = this.clientName;
msgToSend.message = message;
msgToSend.typeConnect = type;
try
{
data = msgToSend.ToByte();
clientSocket.BeginSendTo(data, 0, data.Length, SocketFlags.None,
serverEndPoint, new AsyncCallback(OnSend), null);
}
catch (Exception e)
{
MessageBox.Show(e.Message, "Client Sending",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
public DataMessage()
{
typeConnect = TypeConnect.Null;
clientName = string.Empty;
message = null;
}
