/// <summary>
/// ChangeRule: typeof(RingConstraint), FireTime=TopLevelCommit, Priority=DiagramFixupConstants.AddConnectionRulePriority;
/// </summary>
private static void RingConstraintPropertyChangeRule(ElementPropertyChangedEventArgs e)
{
if (e.DomainProperty.Id == RingConstraint.RingTypeDomainPropertyId)
{
RingConstraint ringConstraint = (RingConstraint)e.ModelElement;
if (!ringConstraint.IsDeleted)
{
foreach (PresentationElement pel in PresentationViewsSubject.GetPresentation(ringConstraint))
{
RingConstraintShape ringConstraintShape = pel as RingConstraintShape;
if (ringConstraintShape != null)
{
foreach (LinkConnectsToNode connection in DomainRoleInfo.GetElementLinks <LinkConnectsToNode>(ringConstraintShape, LinkConnectsToNode.NodesDomainRoleId))
{
BinaryLinkShape binaryLink = connection.Link as BinaryLinkShape;
if (binaryLink != null)
{
binaryLink.RecalculateRoute();
}
}
SizeD oldSize = ringConstraintShape.Size;
ringConstraintShape.AutoResize();
if (oldSize == ringConstraintShape.Size)
{
ringConstraintShape.InvalidateRequired(true);
}
}
}
}
}
}
/// <summary>
/// Implements IModelErrorActivation.ActivateModelError
/// </summary>
protected new bool ActivateModelError(ModelError error)
{
RingConstraintTypeNotSpecifiedError ringTypeError;
bool retVal = true;
if (null != (ringTypeError = error as RingConstraintTypeNotSpecifiedError))
{
Store store = Store;
RingConstraint constraint = ringTypeError.RingConstraint;
EditorUtility.ActivatePropertyEditor(
(store as IORMToolServices).ServiceProvider,
DomainTypeDescriptor.CreatePropertyDescriptor(constraint, RingConstraint.RingTypeDomainPropertyId),
true);
}
else
{
retVal = base.ActivateModelError(error);
}
return(retVal);
}
/// <summary>
/// Draw all ring constraint types
/// </summary>
protected override void OnPaintShape(DiagramPaintEventArgs e, ref PaintHelper helper)
{
base.OnPaintShape(e, ref helper);
RingConstraint ringConstraint = this.AssociatedRingConstraint;
RectangleF boundsF = RectangleD.ToRectangleF(this.AbsoluteBounds);
Graphics g = e.Graphics;
RingConstraintType ringType = ringConstraint.RingType;
RectangleF innerBounds;
Pen pen = helper.Pen;
Brush brush = helper.Brush;
switch (ringType)
{
case RingConstraintType.Undefined:
break;
case RingConstraintType.Reflexive:
DrawLeftDot(g, boundsF, brush);
break;
case RingConstraintType.PurelyReflexive:
DrawLeftDot(g, boundsF, brush);
{
float height = boundsF.Height;
float left = boundsF.Left + boundsF.Width / 2;
DashStyle originalDashStyle = pen.DashStyle;
pen.DashStyle = DashStyle.Solid;
g.DrawLine(pen, left, boundsF.Top + height * (.5f - SMALL_LENGTH_FACTOR / 2), left, boundsF.Top + height * (.5f + SMALL_LENGTH_FACTOR / 2));
pen.DashStyle = originalDashStyle;
}
break;
case RingConstraintType.Irreflexive:
DrawLeftDot(g, boundsF, brush);
DrawRightLine(g, boundsF, pen, 1f);
break;
case RingConstraintType.Asymmetric:
DrawLeftDot(g, boundsF, brush);
DrawRightDot(g, boundsF, pen, brush, true);
DrawBottomLine(g, boundsF, pen);
break;
case RingConstraintType.Antisymmetric:
DrawLeftDot(g, boundsF, brush);
DrawRightDot(g, boundsF, pen, brush, false);
DrawBottomLine(g, boundsF, pen);
break;
case RingConstraintType.Transitive:
DrawTriangleDots(g, boundsF, brush, false);
break;
case RingConstraintType.Intransitive:
case RingConstraintType.StronglyIntransitive:
DrawTriangleDots(g, boundsF, brush, ringType == RingConstraintType.StronglyIntransitive);
DrawTriangleBottomLine(g, boundsF, pen);
break;
case RingConstraintType.Acyclic:
DrawTriangleDots(g, boundsF, brush, false);
DrawBottomLine(g, boundsF, pen);
break;
case RingConstraintType.AcyclicTransitive:
DrawTriangle(g, boundsF, pen);
DrawTriangleDots(g, boundsF, brush, false);
DrawBottomLine(g, boundsF, pen, .6f);
break;
case RingConstraintType.AcyclicIntransitive:
case RingConstraintType.AcyclicStronglyIntransitive:
DrawTriangle(g, boundsF, pen);
DrawTriangleBottomLine(g, boundsF, pen);
DrawTriangleDots(g, boundsF, brush, ringType == RingConstraintType.AcyclicStronglyIntransitive);
DrawBottomLine(g, boundsF, pen);
break;
case RingConstraintType.TransitiveAsymmetric:
case RingConstraintType.TransitiveAntisymmetric:
case RingConstraintType.AsymmetricIntransitive:
case RingConstraintType.AsymmetricStronglyIntransitive:
DrawLeftDot(g, boundsF, brush);
DrawRightDot(g, boundsF, pen, brush, ringType != RingConstraintType.TransitiveAntisymmetric);
DrawBottomLine(g, boundsF, pen);
innerBounds = GetInnerBounds(boundsF);
DrawTriangle(g, innerBounds, pen);
DrawTriangleDots(g, innerBounds, brush, ringType == RingConstraintType.AsymmetricStronglyIntransitive);
switch (ringType)
{
case RingConstraintType.AsymmetricIntransitive:
case RingConstraintType.AsymmetricStronglyIntransitive:
DrawTriangleBottomLine(g, innerBounds, pen);
break;
}
break;
case RingConstraintType.ReflexiveTransitive:
case RingConstraintType.TransitiveIrreflexive:
DrawLeftDot(g, boundsF, brush);
if (ringType == RingConstraintType.TransitiveIrreflexive)
{
DrawRightLine(g, boundsF, pen, .75f);
}
innerBounds = GetInnerBounds(boundsF);
DrawTriangle(g, innerBounds, pen);
DrawTriangleDots(g, innerBounds, brush, false);
break;
case RingConstraintType.Symmetric:
DrawLeftDot(g, boundsF, brush);
DrawRightDot(g, boundsF, pen, brush, true);
break;
case RingConstraintType.SymmetricTransitive:
case RingConstraintType.SymmetricIntransitive:
case RingConstraintType.SymmetricStronglyIntransitive:
DrawLeftDot(g, boundsF, brush);
DrawRightDot(g, boundsF, pen, brush, true);
innerBounds = GetInnerBounds(boundsF);
DrawTriangle(g, innerBounds, pen);
DrawTriangleDots(g, innerBounds, brush, ringType == RingConstraintType.SymmetricStronglyIntransitive);
if (ringType != RingConstraintType.SymmetricTransitive)
{
DrawTriangleBottomLine(g, innerBounds, pen);
}
break;
case RingConstraintType.SymmetricIrreflexive:
DrawLeftDot(g, boundsF, brush);
DrawRightDot(g, boundsF, pen, brush, true);
innerBounds = GetReflexiveInSymmetricBounds(boundsF);
DrawEllipse(g, innerBounds, pen);
DrawRightLine(g, innerBounds, pen, 1f);
break;
case RingConstraintType.ReflexiveSymmetric:
DrawLeftDot(g, boundsF, brush);
DrawRightDot(g, boundsF, pen, brush, true);
DrawEllipse(g, GetReflexiveInSymmetricBounds(boundsF), pen);
break;
case RingConstraintType.ReflexiveAntisymmetric:
DrawLeftDot(g, boundsF, brush);
DrawRightDot(g, boundsF, pen, brush, false);
DrawEllipse(g, GetReflexiveInSymmetricBounds(boundsF), pen);
DrawBottomLine(g, boundsF, pen);
break;
case RingConstraintType.ReflexiveTransitiveAntisymmetric:
DrawLeftDot(g, boundsF, brush);
DrawRightDot(g, boundsF, pen, brush, false);
DrawBottomLine(g, boundsF, pen);
innerBounds = GetInnerBounds(boundsF);
DrawTriangle(g, innerBounds, pen);
DrawTriangleDots(g, innerBounds, brush, false);
g.DrawArc(pen, GetReflexiveInSymmetricBounds(boundsF), 27, 300); // Angles determined empirically to stop on triangle, not worth calculating
break;
}
}