public void Visit(ConstraintUtility cu)
{
AddToQueue(cu);
cu.Constraint.Accept(this);
cu.Utility.Accept(this);
//return true;
}
public bool Visit(ConstraintUtility cu)
{
cu.Constraint.Parents.Add(cu);
cu.Utility.Parents.Add(cu);
//cu.Constraint.Accept(this);
//cu.Utility.Accept(this);
return(false);
}
public bool Visit(ConstraintUtility cu)
{
cu.Parents.Clear();
cu.Constraint.Accept(this);
cu.Utility.Accept(this);
UpdateInterval(cu, 1, Double.PositiveInfinity);
return(true);
}
/// <summary>
/// Activate a new role sequence connect action. For a set comparison constraint
/// this adds a new sequence. For a set constraint it activates the current sequence.
/// </summary>
/// <param name="clientView">The active diagram client view. This can be retrieved
/// from the shape if it is not specified.</param>
protected void ActivateNewRoleSequenceConnectAction(DiagramClientView clientView)
{
ORMDiagram diagram;
IConstraint constraint;
if (null != (diagram = this.Diagram as ORMDiagram) &&
diagram.StickyObject == this &&
null != (constraint = this.AssociatedConstraint))
{
ExternalConstraintConnectAction connectAction = diagram.ExternalConstraintConnectAction;
switch (constraint.ConstraintStorageStyle)
{
case ConstraintStorageStyle.SetConstraint:
connectAction.ConstraintRoleSequenceToEdit = constraint as ConstraintRoleSequence;
break;
case ConstraintStorageStyle.SetComparisonConstraint:
int maximum = ConstraintUtility.RoleSequenceCountMaximum(constraint);
if (maximum > 0 && ((SetComparisonConstraint)constraint).RoleSequenceCollection.Count >= maximum)
{
return;
}
if (constraint.ConstraintType == ConstraintType.Exclusion)
{
// If this is a subtype connect action already, then give it the first sequence
ExclusionConstraint exclusion = (ExclusionConstraint)constraint;
foreach (FactType existingFactType in exclusion.FactTypeCollection)
{
if (existingFactType is SubtypeFact)
{
connectAction.ConstraintRoleSequenceToEdit = exclusion.RoleSequenceCollection[0];
break;
}
}
}
break;
}
if (!connectAction.IsActive)
{
if (clientView == null)
{
clientView = diagram.ActiveDiagramView.DiagramClientView;
}
connectAction.ChainMouseAction(this, clientView);
}
}
}
public bool Visit(ConstraintUtility cu)
{
if (cu.Constraint.Max < 1)
{
if (UpdateInterval(cu, Double.NegativeInfinity, cu.Constraint.Max))
{
AddChanged(cu);
return(true);
}
}
if (UpdateInterval(cu, Double.NegativeInfinity, cu.Utility.Max))
{
AddChanged(cu);
return(true);
}
return(false);
}
public bool Visit(ConstraintUtility cu)
{
bool c = false;
if (cu.Min >= 1)
{
if (UpdateInterval(cu.Constraint, 1, 1))
{
AddChanged(cu.Constraint);
c = true;
}
if (UpdateInterval(cu.Utility, 1, cu.Max))
{
AddChanged(cu.Utility);
c = true;
}
}
return(c);
}
public void Visit(ConstraintUtility cu)
{
cu.Constraint.Accept(this);
cu.Utility.Accept(this);
}
