public void Render(Graphics g, Rectangle r)
{
probeRenderer.Render(g, r);
if (!probeRenderer.HasRenderContent())
{
rectF.Location = new PointF(r.Left, r.Top);
rectF.Size = new SizeF(r.Width, r.Height);
g.DrawString(text, genericSansFont, textColour, rectF, typeFormat);
}
}
