/// <summary>
/// ChangeRule: typeof(ORMBaseBinaryLinkShape), FireTime=TopLevelCommit, Priority=DiagramFixupConstants.AutoLayoutShapesRulePriority;
/// Keep relative child elements a fixed distance away from the fact
/// when the shape changes.
/// </summary>
private static void LinkChangeRule(ElementPropertyChangedEventArgs e)
{
Guid attributeId = e.DomainProperty.Id;
if (attributeId == ORMBaseBinaryLinkShape.EdgePointsDomainPropertyId)
{
ORMBaseBinaryLinkShape parentShape = e.ModelElement as ORMBaseBinaryLinkShape;
LinkedElementCollection <ShapeElement> childShapes = parentShape.RelativeChildShapes;
int childCount = childShapes.Count;
for (int i = 0; i < childCount; ++i)
{
LinkConnectorShape linkConnector = childShapes[i] as LinkConnectorShape;
if (linkConnector != null)
{
RectangleD bounds = parentShape.AbsoluteBoundingBox;
linkConnector.Location = new PointD(bounds.Width / 2, bounds.Height / 2);
ReadOnlyCollection <LinkConnectsToNode> links = DomainRoleInfo.GetElementLinks <LinkConnectsToNode>(linkConnector, LinkConnectsToNode.NodesDomainRoleId);
int linksCount = links.Count;
for (int j = 0; j < linksCount; ++j)
{
LinkConnectsToNode link = links[j];
BinaryLinkShape linkShape = link.Link as BinaryLinkShape;
if (linkShape != null)
{
// Changing the location is not reliably reconnecting all shapes, especially
// during load. Force the link to reconnect with a RecalculateRoute call
linkShape.RecalculateRoute();
}
}
break;
}
}
}
}
/// <summary>
/// Implements <see cref="IModelingEventSubscriber.ManageModelingEventHandlers"/>.
/// </summary>
protected void ManageModelingEventHandlers(ModelingEventManager eventManager, EventSubscriberReasons reasons, EventHandlerAction action)
{
// UNDONE: If we delay attach user interface events (possible in the future for
// external model scenarios), then we need to check ModelStateEvents here and
// be more precise in which events are attached that affect model state such as
// calculated shape size. Currently, this is only called without 'UserInterfaceEvents'
// for unit-testing.
if ((EventSubscriberReasons.DocumentLoaded | EventSubscriberReasons.UserInterfaceEvents) == (reasons & (EventSubscriberReasons.DocumentLoaded | EventSubscriberReasons.UserInterfaceEvents)))
{
Store store = Store;
ORMDiagram.ManageEventHandlers(store, eventManager, action);
ORMBaseShape.ManageEventHandlers(store, eventManager, action);
ReadingShape.ManageEventHandlers(store, eventManager, action);
ExternalConstraintShape.ManageEventHandlers(store, eventManager, action);
RolePlayerLink.ManageEventHandlers(store, eventManager, action);
ObjectTypeShape.ManageEventHandlers(store, eventManager, action);
ORMBaseBinaryLinkShape.ManageEventHandlers(store, eventManager, action);
FactTypeShape.ManageEventHandlers(store, eventManager, action);
SubtypeLink.ManageEventHandlers(store, eventManager, action);
}
if (0 != (reasons & EventSubscriberReasons.DocumentLoaded))
{
IORMToolServices services;
IORMExtendableElementService extendableElementService;
if (null != (services = Store as IORMToolServices) &&
null != (extendableElementService = services.ExtendableElementService))
{
extendableElementService.RegisterExtensionRoles(new Guid[] { ORMDiagramHasExtensionElement.ExtensionDomainRoleId, ORMBaseShapeHasExtensionElement.ExtensionDomainRoleId });
}
}
}
private static void UpdateRequiredEvent(object sender, ElementPropertyChangedEventArgs e)
{
ORMBaseBinaryLinkShape shape = (ORMBaseBinaryLinkShape)e.ModelElement;
if (!shape.IsDeleted)
{
shape.BeforeInvalidate();
shape.Invalidate(Math.Abs(unchecked ((long)e.OldValue - (long)e.NewValue)) != 1L);
}
}
/// <summary>
/// Implements <see cref="IModelingEventSubscriber.ManageModelingEventHandlers"/>.
/// </summary>
protected void ManageModelingEventHandlers(ModelingEventManager eventManager, EventSubscriberReasons reasons, EventHandlerAction action)
{
// UNDONE: If we delay attach user interface events (possible in the future for
// external model scenarios), then we need to check ModelStateEvents here and
// be more precise in which events are attached that affect model state such as
// calculated shape size. Currently, this is only called without 'UserInterfaceEvents'
// for unit-testing.
if ((EventSubscriberReasons.DocumentLoaded | EventSubscriberReasons.UserInterfaceEvents) == (reasons & (EventSubscriberReasons.DocumentLoaded | EventSubscriberReasons.UserInterfaceEvents)))
{
Store store = Store;
ORMBaseShape.ManageEventHandlers(store, eventManager, action);
ReadingShape.ManageEventHandlers(store, eventManager, action);
ExternalConstraintShape.ManageEventHandlers(store, eventManager, action);
RolePlayerLink.ManageEventHandlers(store, eventManager, action);
ObjectTypeShape.ManageEventHandlers(store, eventManager, action);
ORMBaseBinaryLinkShape.ManageEventHandlers(store, eventManager, action);
FactTypeShape.ManageEventHandlers(store, eventManager, action);
SubtypeLink.ManageEventHandlers(store, eventManager, action);
}
}
