private void DiscardCandidatePort(MouseLeaveEvent evt)
{
if (candidatePort == evt.target)
{
candidatePort = null;
}
}
private void UnregisterPortEvents(LokiPort port)
{
if (port == null)
{
return;
}
port.GetFirstAncestorOfType <LokiNodeView>().UnregisterCallback <GeometryChangedEvent>(OnPortGeometryChanged);
}
public void Connect(LokiPort fromPort, LokiPort toPort)
{
if (fromPort == null)
{
DestroySelf();
return;
}
if (fromPort == toPort)
{
DestroySelf();
return;
}
UnregisterPortEvents(this.fromPort);
UnregisterPortEvents(this.toPort);
this.fromPort = fromPort;
this.toPort = toPort;
RegisterPortEvents(fromPort);
RegisterPortEvents(toPort);
switch (state) // Check if edge is closed after this Connect call, or it's still open
{
case State.Open:
this.CaptureMouse();
CollectEligiblePorts();
break;
case State.Closed:
fromPort.ConnectEdge(this);
toPort.ConnectEdge(this);
this.ReleaseMouse();
ReleaseEligiblePorts();
break;
}
mouseWorldPosition = this.fromPort.connectionWorldPos;
TriggerRepaint();
}
private void ReadPort(LokiPort port, out Vector3 point, out Vector3 dir, out Color color)
{
point = this.WorldToLocal(port.connectionWorldPos);
dir = port.directionVec;
color = port.color.value;
}
private void SetCandidatePort(MouseEnterEvent evt)
{
candidatePort = evt.target as LokiPort;
}
