How To Print Arabic Text on windows Application

#region Print

 

 

Font font10 = new Font("Courier New", 10, FontStyle.Bold);

Font font12 = new Font("Courier New", 12);

Font font14 = new Font("Courier New", 14, FontStyle.Bold);

Font font8 = new Font("Times New Roman", 7, FontStyle.Regular);

float leading = 4;

float lineheight10 = font10.GetHeight() + leading;

float lineheight12 = font12.GetHeight() + leading;

float lineheight14 = font14.GetHeight() + leading;

float lineheight8 = font8.GetHeight() + leading;

float startX = 0;

float startY = leading;

float Offset = 0;

float OffsetX = 0;

StringFormat formatLeft = new StringFormat(StringFormatFlags.NoClip);

StringFormat formatCenter = new StringFormat(formatLeft);

StringFormat formatRight = new StringFormat(formatLeft);

formatCenter.Alignment = StringAlignment.Center;

formatRight.Alignment = StringAlignment.Far;

formatLeft.Alignment = StringAlignment.Near;

SizeF layoutSize = new SizeF(297 - Offset * 2, lineheight14);

RectangleF layout = new RectangleF(new PointF(startX, startY + Offset), layoutSize);

Brush brush = Brushes.Black;

print_companydetails();

e.Graphics.DrawString("??? ???????? :" + txtinvoicenumber.Text.Trim() + " " + "??????? : " + DateTime.Now.ToString("dd/MM/yyyy") + "", font10, brush, layout, formatLeft);

Offset = Offset + lineheight10;

layout = new RectangleF(new PointF(startX, startY + Offset), layoutSize);

e.Graphics.DrawString("?????? ????????", font12, brush, layout, formatLeft);

Offset = Offset + lineheight12;

layout = new RectangleF(new PointF(startX, startY + Offset), layoutSize);

e.Graphics.DrawString("----------------------------------", font10, brush, layout, formatLeft);

Offset = Offset + lineheight10;

layout = new RectangleF(new PointF(startX, startY + Offset), layoutSize);

e.Graphics.DrawString("??? ???? ??? ???????? ????", font10, brush, layout, formatLeft);

Offset = Offset + lineheight10;

layout = new RectangleF(new PointF(startX, startY + Offset), layoutSize);

e.Graphics.DrawString("----------------------------------", font10, brush, layout, formatLeft);

Offset = Offset + lineheight10;

layout = new RectangleF(new PointF(startX, startY + Offset), layoutSize);

#region with shrink

getDayNo();

objkeep.DayOpenedID = dayno;

objkeep.InvDate = DateTime.ParseExact(dtpdate.Text.Trim(), "dd/MM/yyyy", null);

objkeep.InvNo = Convert.ToDecimal(txtinvoicenumber.Text.Trim());

DataSet ds = objkeep.Shrink_Reprint();

if (ds.Tables[0].Rows.Count > 0)

{

for (int i = 0; i < ds.Tables[0].Rows.Count; i++)

{

SizeF R = new SizeF(0, 0);

e.Graphics.DrawString(ds.Tables[0].Rows[i][1].ToString(), font8, brush, layout, formatLeft);

layout = new RectangleF(new PointF(startX + 160, startY + Offset), R);

e.Graphics.DrawString(ds.Tables[0].Rows[i][2].ToString(), font8, brush, layout, formatRight);

layout = new RectangleF(new PointF(startX + 215, startY + Offset), R);

e.Graphics.DrawString(ds.Tables[0].Rows[i][3].ToString(), font8, brush, layout, formatRight);

layout = new RectangleF(new PointF(startX + 290, startY + Offset), R);

e.Graphics.DrawString(ds.Tables[0].Rows[i][4].ToString(), font8, brush, layout, formatRight);

Offset = Offset + lineheight8;

layout = new RectangleF(new PointF(startX, startY + Offset), layoutSize);

}

}

#endregion

in the above code my text alignment are not proper please help me

 thanks in advance