private void DrawNode(DrawingContext dc, DiagramNode node, ref List<DiagramItem> itemsToDraw, bool considerViewport)
{
if (_itemsInDrawingOrder.Contains(node) || itemsToDraw.Contains(node))
return;
if (_selection.Contains(node))
{
//node.Label.Draw(dc);
if (!itemsToDraw.Contains(node))
itemsToDraw.Add(node);
}
else
{
node.Draw(dc, considerViewport);
_itemsInDrawingOrder.Add(node);
if (_selection.Contains(node.Label))
{
if (!itemsToDraw.Contains(node.Label))
itemsToDraw.Add(node.Label);
}
else
{
if (node.Label != null)
{
node.Label.Draw(dc, considerViewport);
_itemsInDrawingOrder.Add(node.Label);
}
}
}
foreach (var edge in node.Edges)
{
DrawEdge(dc, edge, ref itemsToDraw, considerViewport);
if (node == edge.SourceNode && edge.DestinationNode != null)
DrawNode(dc, edge.DestinationNode, ref itemsToDraw, considerViewport);
if (node == edge.DestinationNode && edge.SourceNode != null)
DrawNode(dc, edge.SourceNode, ref itemsToDraw, considerViewport);
}
}
