protected override void DrawElement(DI.GraphEdge edge)
{
Uml2SemanticModelBridge bridge = edge.SemanticModel as Uml2SemanticModelBridge;
UML.Element umlElement = bridge.Element;
if (umlElement is UML.Association)
{
UMLAssociation association = new UMLAssociation (this, edge);
_canvas.AddElement (association);
}
else if (umlElement is UML.Generalization)
{
UMLGeneralization generalization = new UMLGeneralization (this, edge);
_canvas.AddElement (generalization);
}
else
{
base.DrawElement(edge);
}
}
public static UMLGeneralization CreateNew(
UMLDiagram ownerDiagram,
UMLElement fromElement,
UMLElement toElement )
{
UMLGeneralization generalization = null;
DI.GraphElement fromGE = fromElement.GraphElement;
DI.GraphElement toGE = toElement.GraphElement;
UML.Classifier fromModelElement = MonoUML.Widgets.Helper.GetSemanticElement (fromGE) as UML.Classifier;
UML.Classifier toModelElement = MonoUML.Widgets.Helper.GetSemanticElement (toGE) as UML.Classifier;
if (fromModelElement != null && toModelElement != null)
{
// creates the new Generalization in the model
UML.Generalization generalizModel = UML.Create.Generalization ();
generalizModel.General = toModelElement;
generalizModel.Specific = fromModelElement;
fromModelElement.Generalization.Add(generalizModel);
// creates the graphical representation of the new Generalization
DI.GraphEdge generalizGE = new DI.GraphEdge ();
// model bridge to the UML model element (Actor)
Uml2SemanticModelBridge bridge = new Uml2SemanticModelBridge ();
bridge.Element = generalizModel;
generalizGE.SemanticModel = bridge;
// adds anchors and anchorages
DI.GraphConnector cnn;
cnn = new DI.GraphConnector ();
cnn.GraphElement = fromGE;
fromGE.Position.CopyTo (cnn.Position);
fromGE.Anchorage.Add (cnn);
generalizGE.Anchor.Add (cnn);
cnn = new DI.GraphConnector ();
cnn.GraphElement = toGE;
toGE.Position.CopyTo (cnn.Position);
toGE.Anchorage.Add (cnn);
generalizGE.Anchor.Add (cnn);
// adds waypoints
DI.GraphNode gn = fromGE as DI.GraphNode;
DI.Point f = (gn != null ? gn.Center : toGE.Position.Clone ());
gn = toGE as DI.GraphNode;
DI.Point t = (gn != null ? gn.Center : toGE.Position.Clone ());
generalizGE.Waypoints.Add (f);
generalizGE.Waypoints.Add (t);
// adds the generalization to the diagram
ownerDiagram.DIDiagram.Contained.Add (generalizGE);
generalization = new UMLGeneralization (ownerDiagram, generalizGE, generalizModel);
ownerDiagram.UMLCanvas.AddElement (generalization);
Hub.Instance.Broadcaster.BroadcastElementChange(fromModelElement);
}
return generalization;
}