public override void CommandOperation(object parameter)
{
ViewHelper = new AssociationClassViewHelper(Diagram, IncludedAssociationClass.Element)
{
X = X, Y = Y
};
Diagram.AddModelElement(IncludedAssociationClass.Element, ViewHelper);
}
/// <summary>
/// Initializes a view representation of a model element
/// </summary>
/// <param name="modelElement">Element to be represented</param>
/// <param name="viewHelper">Element's viewHelper</param>
/// <param name="controller">Element's controller</param>
public override void InitializeRepresentant(Element modelElement, ViewHelper viewHelper, ElementController controller)
{
PIM_Association associationRepresentant = new PIM_Association(XCaseCanvas);
associationRepresentant.InitializeRepresentant(modelElement, ((AssociationClassViewHelper)viewHelper).AssociationViewHelper,
new AssociationController((Association)modelElement, controller.DiagramController));
Association = associationRepresentant;
Association.AssociationClass = this;
Association.AssociationName = null;
Association.ViewHelper.MainLabelViewHelper.LabelVisible = false;
AssociationClassViewHelper _viewHelper = (AssociationClassViewHelper)viewHelper;
if (double.IsNaN(_viewHelper.X) || double.IsNaN(_viewHelper.Y))
{
Rect r = RectExtensions.GetEncompassingRectangle(associationRepresentant.participantElements.Values);
if (associationRepresentant.participantElements.Count > 2)
{
_viewHelper.X = r.GetCenter().X + 30;
_viewHelper.Y = r.GetCenter().Y;
}
else
{
_viewHelper.X = r.GetCenter().X;
_viewHelper.Y = r.GetCenter().Y + 20;
}
}
base.InitializeRepresentant(modelElement, viewHelper, controller);
if (associationRepresentant.ViewHelper.UseDiamond)
{
if (((AssociationClassViewHelper)ViewHelper).Points.Count == 0)
{
((AssociationClassViewHelper)ViewHelper).Points.AppendRange(
JunctionGeometryHelper.ComputeOptimalConnection(this, associationRepresentant.Diamond));
((AssociationClassViewHelper)ViewHelper).Points.PointsInvalid = true;
}
junction = new XCaseJunction(XCaseCanvas, ((AssociationClassViewHelper)ViewHelper).Points)
{
Pen = MediaLibrary.DashedBlackPen
};
XCaseCanvas.Children.Add(junction);
junction.NewConnection(this, null, Association.Diamond, null,
((AssociationClassViewHelper)ViewHelper).Points);
junction.SelectionOwner = this;
}
else
{
primitiveJunction = new XCasePrimitiveJunction(XCaseCanvas, this, Association)
{
Pen = MediaLibrary.DashedBlackPen
};
}
this.StartBindings();
}