Как повысить качество печати текста с pictureBox

            
            PB.Image = new Bitmap(PB.Width, PB.Height);
            Graphics g = Graphics.FromImage(PB.Image);
            g.Clear(Color.White);            
 
            float Xcenter;
            float Ycenter;
            Font drawfont = new Font("TimesNewRoman", (float)0.36 * MashtabX, FontStyle.Bold, 
            GraphicsUnit.Inch);//FontFamily.GenericSerif, 85. 32
            Pen pen = new Pen(Color.Black, (float)0.5);
            Pen pen1 = new Pen(Color.Black, (float)2);
            SolidBrush BrushFont = new SolidBrush(Color.Black);
 
 
 
 
  for (int i = 0; i < 1233; i++)
            {
                Xcenter = (float)(Xstart + Convert.ToDouble(Cells[i][7], CultureInfo.InvariantCulture));
                Ycenter = (float)(Ystart + Convert.ToDouble(Cells[i][8], CultureInfo.InvariantCulture));
                GeksF(Xcenter, Ycenter, out Geks);
 
                SolidBrush Brush = new SolidBrush(Color.FromArgb(Convert.ToInt32(Cells[i][3], CultureInfo.InvariantCulture), Convert.ToInt32(Cells[i][4], CultureInfo.InvariantCulture),
                                                                 Convert.ToInt32(Cells[i][5], CultureInfo.InvariantCulture), Convert.ToInt32(Cells[i][6], CultureInfo.InvariantCulture)));
                g.FillPolygon(Brush, Geks);
                g.DrawPolygon(pen, Geks);
 
                g.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAlias;
                g.DrawString(Cells[i][0], drawfont, BrushFont, (Xcenter - 40) * MashtabX, (Ycenter - 35) * MashtabY, StringFormat.GenericTypographic);
                g.DrawString(Cells[i][1], drawfont, BrushFont, (Xcenter - 30) * MashtabX, (Ycenter + 5) * MashtabY, StringFormat.GenericTypographic);
}

PrintDialog myPrintDialog = new PrintDialog();
            if (dataGridView4.Rows.Count == 0)
            {
                PrintDocument myPrintDocument1 = new PrintDocument();                
                myPrintDocument1.PrintPage += new PrintPageEventHandler(printDocument1_PrintPage);
                myPrintDialog.Document = myPrintDocument1;
                if (myPrintDialog.ShowDialog() == DialogResult.OK)
                {
                    myPrintDocument1.Print();
                }
            }

private void printDocument1_PrintPage(object sender, PrintPageEventArgs e)
        {
            Bitmap myBitmap1 = new Bitmap(pictureBox2.Width, pictureBox2.Height);
            pictureBox2.DrawToBitmap(myBitmap1, new Rectangle(0, 0, pictureBox2.Width, pictureBox2.Height));
            e.Graphics.DrawImage(myBitmap1, 0, 0);
            myBitmap1.Dispose();
        }

printDocument1.DefaultPageSettings.PrinterResolution = printDocument1.PrinterSettings.PrinterResolutions[comboBox2.SelectedIndex];
            printDocument1.Print();
 
comboBox2.Items.Clear();
            foreach (System.Drawing.Printing.PrinterResolution resolution in
                printDocument1.DefaultPageSettings.
                    PrinterSettings.PrinterResolutions)

myBitmap1.SetResolution(300, 300);

private void printDocument1_PrintPage(object sender, System.Drawing.Printing.PrintPageEventArgs e)
        {
            Bitmap bmp = new Bitmap(GridView_grafic.Size.Width + 1000, GridView_grafic.Size.Height + 1000);
            GridView_grafic.DrawToBitmap(bmp, GridView_grafic.Bounds);
            pictureBox1.Image = bmp;
             bmp.SetResolution(100, 100);
            
            e.Graphics.DrawImage(bmp, 0, 0);            
        }
 
private void button2_Click(object sender, EventArgs e)
        {
            printDocument1.PrinterSettings.PrinterName = comboBox1.Text;
            comboBox2.Items.Clear();
            foreach (System.Drawing.Printing.PrinterResolution resolution in
                printDocument1.DefaultPageSettings.
                    PrinterSettings.PrinterResolutions)
            {
                comboBox2.Items.Add(resolution.ToString());
            }
        }
 
private void button1_Click(object sender, EventArgs e)
        {
            printDocument1.DefaultPageSettings.PrinterResolution = printDocument1.PrinterSettings.PrinterResolutions[comboBox2.SelectedIndex];
            printDocument1.Print();
        }