printing a data grid

PrintDialog myPrintDialog = new PrintDialog();
            System.Drawing.Bitmap memoryImage = new System.Drawing.Bitmap(dataGridView1.Width, dataGridView1.Height);
            dataGridView1.DrawToBitmap(memoryImage, dataGridView1.ClientRectangle);
            if (myPrintDialog.ShowDialog() == DialogResult.OK)
            {
                System.Drawing.Printing.PrinterSettings values;
                values = myPrintDialog.PrinterSettings;
                myPrintDialog.Document = printDocument1;
                printDocument1.PrintController = new StandardPrintController();
                printDocument1.Print();
            }
            printDocument1.Dispose();