internal VisualEdge(EdgeController edgeController, uint startSlotId, uint endSlotId, bool isImplicit)
{
this.edgeController = edgeController;
if (isImplicit)
{
this.EdgeType = EdgeType.ImplicitConnection;
}
else
{
this.EdgeType = EdgeType.ExplicitConnection;
}
this.version = VisualEdge.Version.Current;
this.StartSlotId = startSlotId;
this.EndSlotId = endSlotId;
// Generate new ID for this visual edge.
GraphController graphController = edgeController.GetGraphController();
IdGenerator idGenerator = graphController.GetIdGenerator();
this.EdgeId = idGenerator.GetNextId(ComponentType.Edge);
controlPoints.Add(new Point());
controlPoints.Add(new Point());
controlPoints.Add(new Point());
controlPoints.Add(new Point());
GraphController controller = edgeController.GetGraphController();
Slot startSlot = controller.GetSlot(this.StartSlotId) as Slot;
Slot endSlot = controller.GetSlot(this.EndSlotId) as Slot;
if (startSlot != null && endSlot != null)
{
Point startPoint = startSlot.GetPosition();
Point endPoint = endSlot.GetPosition();
UpdateControlPoint(startPoint, endPoint, startSlot.SlotType != SlotType.Output);
}
else
{
throw new ArgumentNullException("startSlot or endSlot");
}
}
public AuditStatus Audit()
{
GraphController controller = edgeController.GetGraphController();
Slot startSlot = controller.GetSlot(this.StartSlotId) as Slot;
Slot endSlot = controller.GetSlot(this.EndSlotId) as Slot;
if (startSlot != null && endSlot != null)
{
Point startPoint = startSlot.GetPosition();
Point endPoint = endSlot.GetPosition();
bool positionChanged = false;
if (startSlot.SlotType == SlotType.Output)
{
if (startPoint != controlPoints[0] || endPoint != controlPoints[3])
{
positionChanged = true;
}
}
else
{
if (startPoint != controlPoints[3] || endPoint != controlPoints[0])
{
positionChanged = true;
}
}
if (positionChanged)
{
UpdateControlPoint(startPoint, endPoint, startSlot.SlotType != SlotType.Output);
//this.Dirty = true;
//this.Compose();
return(AuditStatus.PersistentDataChanged);
}
}
return(AuditStatus.NoChange);
}