private static void DrawVertex(XGraphics g, Vertex v, PresentationSettings presentationSettings, ILayoutProvider layout)
{
Vector3 p = layout.GetPositionOfNode(v);
if (!double.IsNaN(p.X) &&
!double.IsNaN(p.Y) &&
!double.IsNaN(p.Z))
g.DrawEllipse(presentationSettings.CustomColors.HasCustomColor(v) ? presentationSettings.CustomColors.GetVertexBrush(v) : presentationSettings.DefaultVertexBrush,
presentationSettings.ScaleX(p.X) - presentationSettings.VertexSize / 2,
presentationSettings.ScaleY(p.Y) - presentationSettings.VertexSize / 2,
presentationSettings.VertexSize,
presentationSettings.VertexSize);
}
private static void DrawEdge(XGraphics g, Edge e, PresentationSettings presentationSettings, ILayoutProvider layout)
{
Vector3 p1 = layout.GetPositionOfNode(e.Source);
Vector3 p2 = layout.GetPositionOfNode(e.Target);
g.DrawLine(presentationSettings.CustomColors.HasCustomColor(e) ? presentationSettings.CustomColors.GetEdgePen(e) : presentationSettings.DefaultEdgePen,
presentationSettings.ScaleX(p1.X),
presentationSettings.ScaleY(p1.Y),
presentationSettings.ScaleX(p2.X),
presentationSettings.ScaleY(p2.Y));
}