public virtual void RemoveConnection(InputPort port)
{
if (port == null)
{
throw new ArgumentNullException();
}
if (_connections.Contains(port))
{
_connections.Remove(port);
ConnectionRemoved?.Invoke(this, new ConnectionModifiedEventArgs(ConnectionModifiedEventArgs.Modifier.Removed, port));
}
else
{
throw new ArgumentException("element not found", nameof(port));
}
}
public void Connect(OutputPort pout, InputPort pin)
{
if (pout == null)
{
throw new ArgumentNullException();
}
if (pin == null)
{
throw new ArgumentNullException();
}
if (_state != State.Stopped)
{
throw new InvalidOperationException("Graph can't be changed when running");
}
pout.AddConnection(pin);
}
/// <summary>
/// Adds a port to the collection of input ports
/// </summary>
/// <param name="port"></param>
/// <param name="index">Index at which to insert port</param>
/// <exception cref="ArgumentOutOfRangeException"></exception>
/// <exception cref="ArgumentException"></exception>
/// <exception cref="ArgumentNullException"></exception>
public void AddPort(InputPort port, int index)
{
if (port == null)
{
throw new ArgumentNullException();
}
if (index < 0)
{
throw new ArgumentOutOfRangeException();
}
if (!_inputs.Contains(port))
{
_inputs.Insert(index, port);
port.ConnectionChanged += Port_ConnectionChanged;
PortAdded?.Invoke(this, new PortChangedEventArgs(port, index, PortChangedEventArgs.Modifier.Added));
}
else
{
throw new ArgumentException("Port already exists in collection");
}
}
/// <summary>
/// Adds a remote port to the connection list.
/// Port must be an input.
/// </summary>
/// <param name="port"></param>
/// <exception cref="ArgumentNullException"></exception>
/// <exception cref="TypeAccessException"></exception>
public virtual void AddConnection(InputPort port)
{
if (port == null)
{
throw new ArgumentNullException();
}
if (!port.DataType.Equals(DataType))
{
throw new PortTypeMismatchException(DataType, port.DataType);
}
if (!_connections.Contains(port))
{
_connections.Add(port);
port.Connection = this;
ConnectionAdded?.Invoke(this, new ConnectionModifiedEventArgs(ConnectionModifiedEventArgs.Modifier.Added, port));
}
else
{
throw new ArgumentException("element already exists", nameof(port));
}
}
public void Disconnect(OutputPort pout, InputPort pin)
{
if (pout == null)
{
throw new ArgumentNullException();
}
if (pin == null)
{
throw new ArgumentNullException();
}
if (!(pout.Connections.Contains(pin) && pin.Connection == pout))
{
throw new InvalidOperationException();
}
if (_state != State.Stopped)
{
throw new InvalidOperationException("Graph can't be changed when running");
}
pout.RemoveConnection(pin);
pin.Connection = null;
}
/// <summary>
/// Adds a port to the collection of input ports
/// </summary>
/// <param name="port"></param>
/// <exception cref="ArgumentException"></exception>
/// <exception cref="ArgumentNullException"></exception>
public void AddPort(InputPort port)
{
AddPort(port, _inputs.Count);
}
public ConnectedEventArgs(InputPort p)
{
Port = p;
}