private void OnMenuLayoutDiagram(object sender, EventArgs e)
{
EFModelDiagram diagram = CurrentSelection.Cast <EFModelDiagram>().FirstOrDefault();
if (diagram != null)
{
using (Transaction tx = diagram.Store.TransactionManager.BeginTransaction("ModelAutoLayout"))
{
diagram.AutoLayoutShapeElements(diagram.NestedChildShapes,
Microsoft.VisualStudio.Modeling.Diagrams.GraphObject.VGRoutingStyle.VGRouteStraight,
Microsoft.VisualStudio.Modeling.Diagrams.GraphObject.PlacementValueStyle.VGPlaceSN,
false);
tx.Commit();
}
}
}
private static void DoStandardLayout(List <BinaryLinkShape> linkShapes, EFModelDiagram diagram)
{
// first we need to mark all the connectors as dirty so they'll route. Easiest way is to flip their 'ManuallyRouted' flag
foreach (BinaryLinkShape linkShape in linkShapes)
{
linkShape.ManuallyRouted = !linkShape.ManuallyRouted;
}
// now let the layout mechanism route the connectors by setting 'ManuallyRouted' to false, regardless of what it was before
foreach (BinaryLinkShape linkShape in linkShapes)
{
linkShape.ManuallyRouted = false;
}
diagram.AutoLayoutShapeElements(diagram.NestedChildShapes.Where(s => s.IsVisible).ToList(),
VGRoutingStyle.VGRouteStraight,
PlacementValueStyle.VGPlaceSN,
true);
}