protected virtual void OnSMLPMessageReceived(SMLPMessage msg)
{
if (SMLPMessageReceived != null)
{
SMLPMessageReceived(this, msg);
}
}
/// <summary>
/// Verschickt eine SMLP-Nachricht an den angegebenen Client
/// </summary>
/// <param name="msg">Die Nachricht</param>
/// <param name="client">Der Client</param>
public void SendMessage(SMLPMessage msg, ClientInfo client)
{
if (client.IPAddress != null)
{
Log("Send: " + msg.Data.Length + " bytes");
msg.WriteMessage(this.udp_client, client.GetUDPEndPoint());
}
}
/// <summary>
/// Wenn Audio aufgenommen wurde, wird es an die anderen
/// Teilnehmer geschickt
/// </summary>
/// <param name="audio">Das aufgenommene Audio</param>
public void ShareAudio(byte[] audio)
{
if (IsConnected)
{
SMLPMessage smlp = Connection.CreateMessage(audio, SMLPMessage.AUDIO);
Connection.MulticastMessage(smlp);
}
}
/// <summary>
/// Erstellt eine SMLP-Nachricht und personalisiert diese für den
/// lokalen Computer
/// </summary>
/// <param name="data">Die Daten als Byte-Array, werden nicht weiter verarbeitet</param>
/// <param name="localReceiver">Der LOCAL_RECEIVER (Siehe ScrumNetwork.Protocol.SMLPMessage)</param>
/// <returns>Die Nachricht</returns>
public SMLPMessage CreateMessage(byte[] data, short localReceiver)
{
SMLPMessage msg = new SMLPMessage();
msg.SenderID = LocalClient.ClientID;
msg.Data = data;
msg.LocalReceiver = localReceiver;
return(msg);
}
/// <summary>
/// Versendet eine SMLP-Nachricht an alle verbundenen Clients
/// </summary>
/// <param name="msg">Die Nachricht</param>
public void MulticastMessage(SMLPMessage msg)
{
foreach (ClientInfo ci in ConnectedClients.Values)
{
if (ci.ClientID != msg.SenderID && ci.ClientID != this.LocalClient.ClientID && ci.UdpPort > 0)
{
SendMessage(msg, ci);
}
}
}
/// <summary>
/// Wenn beim Bearbeiten eines Items der Inhalt eines Textfelds bearbeitet wurde,
/// wird an dieser Stelle der Status des Textfelds den anderen Teilnehmern mitgeteilt.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Database_NetworkDataAvailable(object sender, ScrumTouchkit.Events.TextBoxStateEventArgs e)
{
if (!IsConnected)
{
return;
}
SMLPMessage msg = Connection.CreateMessage(e.State, e.Data.ItemID);
Connection.MulticastMessage(msg);
}
/// <summary>
/// Wartet auf neue SMLP Nachrichten am UDP-Port
/// </summary>
protected void ListenForSMLP()
{
SMLPMessage message;
while (!IsClosing)
{
try
{
message = SMLPMessage.ReadNextMessage(udp_client);
}
catch (Exception e)
{
Console.WriteLine(e.Message);
break;
}
if (message != null)
{
OnSMLPMessageReceived(message);
}
}
}
