/// <summary>
/// Adds a {@link TETCSharpClient.IGazeListener} to the TET C# client. This listener
/// will recieve {@link TETCSharpClient.Data.GazeData} updates when available
/// </summary>
/// <param name="listener"/>The {@link TETCSharpClient.IGazeListener} instance to add</param>
public void AddGazeListener(IGazeListener listener)
{
if (null != listener)
{
lock (((ICollection)gazeListeners).SyncRoot)
{
if (gazeListeners.Count == 0)
{
//init wait handles
events = new WaitHandleWrap();
//init broadcasting routines,
gazeBroadcaster = new GazeBroadcaster(queueGazeData, gazeListeners, events);
gazeBroadcaster.Start();
}
if (!gazeListeners.Contains(listener))
gazeListeners.Add(listener);
}
}
}
/// <summary>
/// Clear all attached listeners, clears GazeData queue and stop broadcating
/// </summary>
public void ClearListeners()
{
lock (((ICollection)gazeListeners).SyncRoot)
{
gazeListeners.Clear();
}
lock (((ICollection)calibrationStateListeners).SyncRoot)
{
calibrationStateListeners.Clear();
}
lock (((ICollection)trackerStateListeners).SyncRoot)
{
trackerStateListeners.Clear();
}
lock (((ICollection)queueGazeData).SyncRoot)
{
queueGazeData.Clear();
}
if (null != gazeBroadcaster)
{
gazeBroadcaster.Stop();
gazeBroadcaster = null;
}
}
/// <summary>
/// Remove a {@link TETCSharpClient.IGazeListener} from the TET C# client.
/// </summary>
/// <returns>True if succesfully removed, false otherwise</returns>
/// <param name="listener"/>The {@link TETCSharpClient.IGazeListener} instance to remove</param>
public bool RemoveGazeListener(IGazeListener listener)
{
bool result = false;
lock (((ICollection)gazeListeners).SyncRoot)
{
if (gazeListeners.Contains(listener))
result = gazeListeners.Remove(listener);
if (gazeListeners.Count == 0)
{
if (null != gazeBroadcaster)
{
gazeBroadcaster.Stop();
gazeBroadcaster = null;
}
lock (((ICollection)queueGazeData).SyncRoot)
{
queueGazeData.Clear();
}
}
}
return result;
}
public MainWindow() : base(Gtk.WindowType.Toplevel)
{
Build();
gb = new GazeBroadcaster();
}
/// <summary>
/// Remove a <see cref="TETCSharpClient.IGazeListener"/> from the TET C# client.
/// </summary>
/// <returns>True if succesfully removed, false otherwise</returns>
/// <param name="listener">The <see cref="TETCSharpClient.IGazeListener"/> instance to remove</param>
public bool RemoveGazeListener(IGazeListener listener)
{
bool result = false;
if (null != listener)
{
lock (gazeListeners)
{
if (gazeListeners.Contains(listener))
result = gazeListeners.Remove(listener);
if (gazeListeners.Count == 0)
{
if (null != gazeBroadcaster)
{
gazeBroadcaster.Stop();
gazeBroadcaster = null;
}
}
}
}
return result;
}
/// <summary>
/// Clear all attached listeners, clears GazeData queue and stop broadcating
/// </summary>
public void ClearListeners()
{
if (null != gazeListeners)
gazeListeners.Clear();
if (null != calibrationResultListeners)
calibrationResultListeners.Clear();
if (null != trackerStateListeners)
trackerStateListeners.Clear();
if (null != connectionStateListeners)
connectionStateListeners.Clear();
if (null != gazeBroadcaster)
{
gazeBroadcaster.Stop();
gazeBroadcaster = null;
}
}
/// <summary>
/// Adds a <see cref="TETCSharpClient.IGazeListener"/> to the TET C# client. This listener
/// will recieve <see cref="TETCSharpClient.Data.GazeData"/> updates when available
/// </summary>
/// <param name="listener">The <see cref="TETCSharpClient.IGazeListener"/> instance to add</param>
public void AddGazeListener(IGazeListener listener)
{
if (null != listener)
{
lock (gazeListeners)
{
if (gazeListeners.Count == 0)
{
//init broadcasting routines
gazeBroadcaster = new GazeBroadcaster(gazeQueue, gazeListeners);
gazeBroadcaster.Start();
}
if (!gazeListeners.Contains(listener))
gazeListeners.Add(listener);
}
}
}
