void UpdateGraphBoundingBoxWithCheck(GeometryObject geomObj)
{
Rectangle bBox = geomObj.BoundingBox;
{
GeomEdge edge = geomObj as GeomEdge;
if (edge != null && edge.Label != null)
{
bBox.Add(edge.Label.BoundingBox);
}
}
Point p = new Point(-graph.Margins, graph.Margins);
GraphBoundingBoxGetsExtended |= graph.ExtendBoundingBoxWithCheck(bBox.LeftTop + p) || graph.ExtendBoundingBoxWithCheck(bBox.RightBottom - p);
}
