public override void ElementAdded(ElementAddedEventArgs e)
{
base.ElementAdded(e);
DiagramHasLinkShapes con = e.ModelElement as DiagramHasLinkShapes;
if (con != null)
{
LinkShape linkShape = con.LinkShape;
Diagram diagram = con.Diagram;
if (linkShape != null && diagram != null)
{
if (linkShape.IsDeleted)
{
return;
}
if (linkShape.SourceAnchor == null || linkShape.TargetAnchor == null)
{
throw new InvalidOperationException("LinkShape needs to have from and to anchors.");
}
if (linkShape.SourceAnchor.FromShape == null || linkShape.TargetAnchor.ToShape == null)
{
throw new InvalidOperationException("LinkShape anchors need to have from and to shape.");
}
diagram.AddToShapeMapping(linkShape);
if (linkShape.EdgePoints.Count == 0)
{
linkShape.Layout(FixedGeometryPoints.None);
}
else
{
linkShape.UpdateLinkPlacement();
if (!con.Store.InSerializationTransaction)
{
linkShape.Layout(FixedGeometryPoints.SourceAndTarget);
}
}
}
}
}
/// <summary>
/// Updates the position of a link shape.
/// </summary>
/// <param name="linkShape">Link shape.</param>
/// <param name="shape">Graphical dependency shape.</param>
/// <param name="mainShape">Node shape.</param>
/// <param name="bSource">True if graphical dependency shape is source.</param>
public void UpdateLinkShapePosition(LinkShape linkShape, GraphicalDependencyShape shape, NodeShape mainShape, bool bSource)
{
if (linkShape == null)
{
return;
}
if (bSource)
{
linkShape.SourceAnchor.AbsoluteLocation = new PointD(shape.AbsoluteBounds.Right + LinkAnchorMargin, shape.AbsoluteBounds.Center.Y);
linkShape.TargetAnchor.AbsoluteLocation = new PointD(mainShape.AbsoluteBounds.Left - LinkAnchorMargin, mainShape.AbsoluteBounds.Center.Y);
linkShape.Layout(FixedGeometryPoints.SourceAndTarget);
}
else
{
linkShape.SourceAnchor.AbsoluteLocation = new PointD(mainShape.AbsoluteBounds.Right + LinkAnchorMargin, mainShape.AbsoluteBounds.Center.Y);
linkShape.TargetAnchor.AbsoluteLocation = new PointD(shape.AbsoluteBounds.Left - LinkAnchorMargin, shape.AbsoluteBounds.Center.Y);
linkShape.Layout(FixedGeometryPoints.SourceAndTarget);
}
/*
* if (bSource)
* {
* linkShape.SourceAnchor.AbsoluteLocation = LinkShape.CalculateLocation(
* LinkPlacement.Right, shape.AbsoluteBounds, new PointD(shape.AbsoluteBounds.Right + LinkAnchorMargin, shape.AbsoluteBounds.Center.Y));
* linkShape.TargetAnchor.AbsoluteLocation = LinkShape.CalculateLocation(
* LinkPlacement.Left, mainShape.AbsoluteBounds, new PointD(mainShape.AbsoluteBounds.Left - LinkAnchorMargin, mainShape.AbsoluteBounds.Center.Y));
* }
* else
* {
* linkShape.SourceAnchor.AbsoluteLocation = LinkShape.CalculateLocation(LinkPlacement.Right,
* mainShape.AbsoluteBounds, new PointD(mainShape.AbsoluteBounds.Right + LinkAnchorMargin, mainShape.AbsoluteBounds.Center.Y));
* linkShape.TargetAnchor.AbsoluteLocation = LinkShape.CalculateLocation(LinkPlacement.Left, shape.AbsoluteBounds,
* new PointD(shape.AbsoluteBounds.Left - LinkAnchorMargin, shape.AbsoluteBounds.Center.Y));
* }
*/
}
public virtual void AddRSShapesForElement(DomainModelElement sourceElement, DomainModelElement targetElement, ModelElement con, Guid shapeType)
{
List <Guid> shapeIdsSource = DiagramsShapeStore.GetFromStore(sourceElement.Id);
List <Guid> shapeIdsTarget = DiagramsShapeStore.GetFromStore(targetElement.Id);
if (shapeIdsSource == null || shapeIdsTarget == null)
{
return;
}
if (shapeIdsSource.Count == 0 || shapeIdsTarget.Count == 0)
{
return;
}
IDomainModelServices topMost = sourceElement.GetDomainModelServices().TopMostService;
foreach (Guid sourceShapeId in shapeIdsSource)
{
NodeShape sourceShape = con.Store.ElementDirectory.FindElement(sourceShapeId) as NodeShape;
if (sourceShape == null)
{
continue;
}
foreach (Guid targetShapeId in shapeIdsTarget)
{
NodeShape targetShape = con.Store.ElementDirectory.FindElement(targetShapeId) as NodeShape;
if (targetShape != null)
{
if (sourceShape.Diagram == targetShape.Diagram)
{
if (!DiagramHelper.IsLinkDisplayedOn(sourceShape.Diagram, shapeType, con.Id, sourceShape.Id, targetShape.Id))
{
LinkShape shape = topMost.ShapeProvider.CreateShapeForElementLink(shapeType, con, sourceShape, targetShape) as LinkShape;
sourceShape.Diagram.LinkShapes.Add(shape);
shape.Layout(FixedGeometryPoints.None);
}
}
}
}
}
}
public override void ElementPropertyChanged(ElementPropertyChangedEventArgs e)
{
base.ElementPropertyChanged(e);
if (e.ModelElement == null)
{
return;
}
if (e.ModelElement.Store.InSerializationTransaction)
{
return;
}
LinkShape linkShape = e.ModelElement as LinkShape;
if (linkShape != null)
{
if (e.DomainProperty.Id == LinkShape.RoutingModeDomainPropertyId)
{
linkShape.Layout(FixedGeometryPoints.SourceAndTarget);
}
}
}
/// <summary>
/// Updates the position of a link shape.
/// </summary>
/// <param name="linkShape">Link shape.</param>
/// <param name="shape">Graphical dependency shape.</param>
/// <param name="mainShape">Node shape.</param>
/// <param name="bSource">True if graphical dependency shape is source.</param>
public void UpdateLinkShapePosition(LinkShape linkShape, GraphicalDependencyShape shape, NodeShape mainShape, bool bSource)
{
if (linkShape == null)
return;
if (bSource)
{
linkShape.SourceAnchor.AbsoluteLocation = new PointD(shape.AbsoluteBounds.Right + LinkAnchorMargin, shape.AbsoluteBounds.Center.Y);
linkShape.TargetAnchor.AbsoluteLocation = new PointD(mainShape.AbsoluteBounds.Left - LinkAnchorMargin, mainShape.AbsoluteBounds.Center.Y);
linkShape.Layout(FixedGeometryPoints.SourceAndTarget);
}
else
{
linkShape.SourceAnchor.AbsoluteLocation = new PointD(mainShape.AbsoluteBounds.Right + LinkAnchorMargin, mainShape.AbsoluteBounds.Center.Y);
linkShape.TargetAnchor.AbsoluteLocation = new PointD(shape.AbsoluteBounds.Left - LinkAnchorMargin, shape.AbsoluteBounds.Center.Y);
linkShape.Layout(FixedGeometryPoints.SourceAndTarget);
}
/*
if (bSource)
{
linkShape.SourceAnchor.AbsoluteLocation = LinkShape.CalculateLocation(
LinkPlacement.Right, shape.AbsoluteBounds, new PointD(shape.AbsoluteBounds.Right + LinkAnchorMargin, shape.AbsoluteBounds.Center.Y));
linkShape.TargetAnchor.AbsoluteLocation = LinkShape.CalculateLocation(
LinkPlacement.Left, mainShape.AbsoluteBounds, new PointD(mainShape.AbsoluteBounds.Left - LinkAnchorMargin, mainShape.AbsoluteBounds.Center.Y));
}
else
{
linkShape.SourceAnchor.AbsoluteLocation = LinkShape.CalculateLocation(LinkPlacement.Right,
mainShape.AbsoluteBounds, new PointD(mainShape.AbsoluteBounds.Right + LinkAnchorMargin, mainShape.AbsoluteBounds.Center.Y));
linkShape.TargetAnchor.AbsoluteLocation = LinkShape.CalculateLocation(LinkPlacement.Left, shape.AbsoluteBounds,
new PointD(shape.AbsoluteBounds.Left - LinkAnchorMargin, shape.AbsoluteBounds.Center.Y));
}
*/
}
