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 UMLAssociation CreateNew(
UMLDiagram ownerDiagram,
UMLElement fromElement,
UMLElement toElement )
{
UMLAssociation association = 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 Association in the model
UML.Association assocModel = UML.Create.Association ();
UML.Property end0 = UML.Create.Property ();
// the first end aims at the "TO" end
end0.Type = toModelElement;
assocModel.OwnedEnd.Add (end0);
end0.OwningAssociation = assocModel;
// the second (and last) end aims at the "FROM" end
UML.Property end1 = UML.Create.Property ();
end1.Type = fromModelElement;
assocModel.OwnedEnd.Add (end1);
end1.OwningAssociation = assocModel;
// creates the graphical representation of the new Association
DI.GraphEdge assocGE = new DI.GraphEdge ();
// graphical properties
// model bridge to the UML model element (Actor)
Uml2SemanticModelBridge bridge = new Uml2SemanticModelBridge ();
bridge.Element = assocModel;
assocGE.SemanticModel = bridge;
// adds anchors and anchorages
DI.GraphConnector cnn;
cnn = new DI.GraphConnector ();
cnn.GraphElement = fromGE;
fromGE.Anchorage.Add (cnn);
fromGE.Position.CopyTo (cnn.Position);
assocGE.Anchor.Add (cnn);
cnn.GraphEdge.Add (assocGE);
cnn = new DI.GraphConnector ();
cnn.GraphElement = toGE;
toGE.Anchorage.Add (cnn);
toGE.Position.CopyTo (cnn.Position);
assocGE.Anchor.Add (cnn);
cnn.GraphEdge.Add (assocGE);
// 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 ());
assocGE.Waypoints.Add (f);
assocGE.Waypoints.Add (t);
// adds the name compartment
DI.SimpleSemanticModelElement simpleBridge;
DI.GraphNode nameCompartmentGN = new DI.GraphNode ();
simpleBridge = new DI.SimpleSemanticModelElement ();
simpleBridge.TypeInfo = "DirectedName";
nameCompartmentGN.SemanticModel = simpleBridge;
assocGE.Contained.Add (nameCompartmentGN);
nameCompartmentGN.Container = assocGE;
DI.Point.GetHalfWayPoint (fromGE.Position, toGE.Position).CopyTo (nameCompartmentGN.Position);
DI.GraphNode keywordMetaclassGN = new DI.GraphNode ();
simpleBridge = new DI.SimpleSemanticModelElement ();
simpleBridge.TypeInfo = "Name";
keywordMetaclassGN.SemanticModel = simpleBridge;
nameCompartmentGN.Contained.Add (keywordMetaclassGN);
keywordMetaclassGN.Container = nameCompartmentGN;
// adds the association ends compartments
DI.GraphNode endCompartment0 = UMLAssociationEnd.CreateNewGraphNode (end0);
assocGE.Contained.Add (endCompartment0);
endCompartment0.Container = assocGE;
DI.GraphNode endCompartment1 = UMLAssociationEnd.CreateNewGraphNode (end1);
assocGE.Contained.Add (endCompartment1);
endCompartment1.Container = assocGE;
// adds the association to the diagram
ownerDiagram.DIDiagram.Contained.Add (assocGE);
assocGE.Container = ownerDiagram.DIDiagram;
association = new UMLAssociation (ownerDiagram, assocGE, assocModel);
association._assocEnd0.SetPosition ((DI.Point) association._graphEdge.Waypoints [0]);
association._assocEnd1.SetPosition ((DI.Point) association._graphEdge.Waypoints [1]);
ownerDiagram.AddNewClassifier (association, assocModel);
}
return association;
}
