.Net สอบถามเรื่อง การสั่งปริ้นจาก DataGridView C# หน่อยคับ

private void myDgv_main_CellContentClick(object sender, DataGridViewCellEventArgs e) 
{
     if (e.RowIndex != -1 && e.ColumnIndex != -1)
     {
          string temp = myDgv_main.Rows[e.RowIndex].Cells[0].Value.ToString();
          string temp1 = myDgv_main.Rows[e.RowIndex].Cells[1].Value.ToString();
          string temp2 = myDgv_main.Rows[e.RowIndex].Cells[2].Value.ToString();
     }
}

void printDoc_PrintPage(object sender, PrintPageEventArgs e)
        {
            // Print Header
            e.Graphics.DrawString("    ---WIFI---", new Font("Arial", 20), Brushes.Black, 10, 10);
            e.Graphics.DrawLine(Pens.Gray, 10, 50, 830, 50);

            // Print content
            int position = 130;
            e.Graphics.DrawString("", new Font("Arial", 16), Brushes.Black, 10, 100);
            foreach (DataGridViewRow item in dataGridView1.Rows)
            {


                e.Graphics.DrawString((string)"username : " + item.Cells[0].Value, new Font("Arial", 12), Brushes.Black, 10, 80);
                position += 20;

                e.Graphics.DrawString((string)"password : " + item.Cells[1].Value, new Font("Arial", 12), Brushes.Black, 10, 150);
                position += 20;
            }

            // Print Footer
            e.Graphics.DrawLine(Pens.Gray, 10, 200, 830, 200);
            e.Graphics.DrawString("   ขอบคุณครับ", new Font("Arial", 20), Brushes.Black, 10, 200);
            
        }