How do I add either text or an image, or both to a digital signature for a PDF file? I have seen in the Documentation some hints about an image, but I would like to reference a Stream instead of a simple file name. I h…...SolidBrush brush = new System.Drawing.SolidBrush(System...DrawString("This example text", font, brush, 10F, 10F); gr.DrawString("Does...