protected virtual void CreateVertexControl(TVertex vertex)
{
VertexControl presenter;
var compoundGraph = Graph as ICompoundGraph <TVertex, TEdge>;
if (IsCompoundMode && compoundGraph != null && compoundGraph.IsCompoundVertex(vertex))
{
var compoundPresenter = new CompoundVertexControl
{
Vertex = vertex,
DataContext = vertex
};
compoundPresenter.Expanded += CompoundVertexControl_ExpandedOrCollapsed;
compoundPresenter.Collapsed += CompoundVertexControl_ExpandedOrCollapsed;
presenter = compoundPresenter;
}
else
{
// Create the Control of the vertex
presenter = new VertexControl
{
Vertex = vertex,
DataContext = vertex
};
}
//var presenter = _vertexPool.GetObject();
//presenter.Vertex = vertex;
_vertexControls[vertex] = presenter;
presenter.RootCanvas = this;
if (IsCompoundMode && compoundGraph != null && compoundGraph.IsChildVertex(vertex))
{
var parent = compoundGraph.GetParent(vertex);
var parentControl = GetOrCreateVertexControl(parent) as CompoundVertexControl;
Debug.Assert(parentControl != null);
parentControl.Vertices.Add(presenter);
}
else
{
//add the presenter to the GraphLayout
Children.Add(presenter);
}
//Measuring & Arrange
presenter.InvalidateMeasure();
SetHighlightProperties(vertex, presenter);
RunCreationTransition(presenter);
}
private void SetHighlightProperties(TVertex vertex, VertexControl presenter)
{
object highlightInfo;
if (IsHighlightedVertex(vertex, out highlightInfo))
{
GraphElementBehaviour.SetIsHighlighted(presenter, true);
GraphElementBehaviour.SetHighlightInfo(presenter, highlightInfo);
}
object semiHighlightInfo;
if (IsSemiHighlightedVertex(vertex, out semiHighlightInfo))
{
GraphElementBehaviour.SetIsSemiHighlighted(presenter, true);
GraphElementBehaviour.SetSemiHighlightInfo(presenter, semiHighlightInfo);
}
}