What processes to put a watermark (image) on the form that will be created by C #
private void Imprimir_PrintPage(object sender, System.Drawing.Printing.PrintPageEventArgs e)
{
Font fonte = new Font("Arial", 30, FontStyle.Bold, GraphicsUnit.Pixel);
e.Graphics.DrawString(DateTime.Now.ToString("HH:mm:ss"), fonte, Brushes.Black, 20, 20);
e.Graphics.DrawString("TESTE DE LABEL",fonte,Brushes.Black,20,150);
e.Graphics.DrawString(textBox1.Text, fonte, Brushes.Black, 300, 250);
}