protected virtual void CreateEdgeControl(TEdge edge)
{
var edgeControl = new EdgeControl
{
Edge = edge,
DataContext = edge
};
//var edgeControl = _edgePool.GetObject();
//edgeControl.Edge = edge;
_edgeControls[edge] = edgeControl;
//set the Source and the Target
edgeControl.Source = _vertexControls[edge.Source];
edgeControl.Target = _vertexControls[edge.Target];
if (ActualLayoutMode == Algorithms.Layout.LayoutMode.Simple)
{
Children.Insert(0, edgeControl);
}
else
{
Children.Add(edgeControl);
}
SetHighlightProperties(edge, edgeControl);
RunCreationTransition(edgeControl);
}
public EdgeControl GetEdgeControl(TEdge edge)
{
EdgeControl ec = null;
_edgeControls.TryGetValue(edge, out ec);
return(ec);
}
protected virtual EdgeControl CreateEdgeControl([NotNull] TEdge edge)
{
var edgeControl = new EdgeControl
{
Edge = edge,
DataContext = edge
};
EdgesControls[edge] = edgeControl;
// Set the Source and the Target
edgeControl.Source = VerticesControls[edge.Source];
edgeControl.Target = VerticesControls[edge.Target];
if (ActualLayoutMode == Algorithms.Layout.LayoutMode.Simple)
{
Children.Insert(0, edgeControl);
}
else
{
Children.Add(edgeControl);
}
SetHighlightProperties(edge, edgeControl);
RunCreationTransition(edgeControl);
return(edgeControl);
}
protected EdgeControl GetOrCreateEdgeControl([NotNull] TEdge edge)
{
EdgeControl edgeControl = GetEdgeControl(edge);
if (edgeControl is null)
{
return(CreateEdgeControl(edge));
}
return(edgeControl);
}
private void SetHighlightProperties(TEdge edge, EdgeControl edgeControl)
{
Debug.Assert(edge != null);
Debug.Assert(edgeControl != null);
if (IsHighlightedEdge(edge, out object highlightInfo))
{
GraphElementBehaviour.SetIsHighlighted(edgeControl, true);
GraphElementBehaviour.SetHighlightInfo(edgeControl, highlightInfo);
}
if (IsSemiHighlightedEdge(edge, out object semiHighlightInfo))
{
GraphElementBehaviour.SetIsSemiHighlighted(edgeControl, true);
GraphElementBehaviour.SetSemiHighlightInfo(edgeControl, semiHighlightInfo);
}
}
private void SetHighlightProperties(TEdge edge, EdgeControl edgeControl)
{
object highlightInfo;
if (IsHighlightedEdge(edge, out highlightInfo))
{
GraphElementBehaviour.SetIsHighlighted(edgeControl, true);
GraphElementBehaviour.SetHighlightInfo(edgeControl, highlightInfo);
}
object semiHighlightInfo;
if (IsSemiHighlightedEdge(edge, out semiHighlightInfo))
{
GraphElementBehaviour.SetIsSemiHighlighted(edgeControl, true);
GraphElementBehaviour.SetSemiHighlightInfo(edgeControl, semiHighlightInfo);
}
}
