Code

float y = 10, x = 10;
foreach (Shape shape in Shape.Shapes)
{
	if (shape.IsArrowhead)
	{
		DiagramNode n1 = diagram.Factory.CreateShapeNode(x, y, 10, 10);
		DiagramNode n2 = diagram.Factory.CreateShapeNode(x + 60, y, 10, 10);
		DiagramLink link = diagram.Factory.CreateDiagramLink(n1, n2);
		link.HeadShape = shape;
		link.HeadShapeSize = 8;
		link.HeadBrush = new SolidBrush(Color.Blue);
		link.Text = shape.Id;
		y += 20;
		if (y > 120)
		{
			y = 10;
			x += 80;
		}
	}
}