导出PDF格式文档

public class ExPDF
{

static string sqlStr = "select Member_Value from MDB_Archive_Member where Member_ID in (000000,000000) order by Member_ID ";
int dtc;
Document document = new Document();
static BaseFont bfHei = BaseFont.CreateFont(@ConfigurationManager.AppSettings["windir"].Replace("system32","fonts")+@"\SIMHEI.TTF", BaseFont.IDENTITY_H, BaseFont.NOT_EMBEDDED);
static Font font = new Font(bfHei, 12);
DataSet ds;
DataTable dt;
public ExPDF()
{
}
public void MakePDF(string entityID,string fn)
{
ds = SqlHelper.ExecuteDataset(SqlHelper.ToEposConnString, CommandType.Text, sqlStr);
SqlParameter spa = new SqlParameter("@VarEntityid", entityID);
DataSet dst = SqlHelper.ExecuteDataset(SqlHelper.ToEposConnString, CommandType.StoredProcedure, "DSC_SP_ExportAuthedShop", spa);

PdfWriter.GetInstance(document, new FileStream(HttpContext.Current.Request.PhysicalApplicationPath + "/" + System.Configuration.ConfigurationSettings.AppSettings["UploadFilePath"].ToString() + "/" + fn + ".pdf", FileMode.Create));
document.Open();

for (int ii = 0; ii < dst.Tables.Count; ii++)
{
dt = dst.Tables[ii];
dtc = dt.Rows.Count;
if (dtc > 0)
{
int P = int.Parse(System.Math.Floor((double)(dtc / 10)).ToString());
int Pc = dtc % 10;
if (P == 0)
{
for (int i = 0; i < 1; i++)
{
PdfRot(i * 10, (i + 1) * 10);
}
}
if (Pc == 0 && P > 0)
{
for (int i = 0; i < P; i++)
{
PdfRot(i * 10, (i + 1) * 10);
if (i + 1 < P)
{
document.NewPage();
}
}
}
if (Pc > 0 && P > 0)
{
for (int i = 0; i < P + 1; i++)
{
PdfRot(i * 10, (i + 1) * 10);
if (i + 1 < P + 1)
{
document.NewPage();
}
}
}
}
if (ii + 1 < dst.Tables.Count)
{
document.NewPage();
}
}
document.Close();
}
public void PdfRot(int start,int end)
{

Image ln = Image.GetInstance(HttpContext.Current.Request.PhysicalApplicationPath + "/EXCEL/ln.jpg");
ln.Alignment = Image.RIGHT_ALIGN;
ln.ScalePercent(25);
document.Add(ln);

string text = @"“***”****合同（编号：" + (dt.Rows.Count>0?dt.Rows[0]["DEALER_NO"].ToString():"") + @"）附件

“***”********表格

";
string text_b = "　　本店铺名单表格作为甲乙双方《“***”******》的附件，明确乙方开设的店铺的名称、地址，与《“***”******》具有相同的法律效力，有效期自" + dt.Rows[0][dt.Columns.Count - 1].ToString().Substring(0, 4) + "年" + dt.Rows[0][dt.Columns.Count - 1].ToString().Substring(4, 2) + "月" + dt.Rows[0][dt.Columns.Count - 1].ToString().Substring(6, 2) + "日" + "至" + DateTime.Today.AddYears(1).ToString("yyyy") + "年" + int.Parse(ds.Tables[0].Rows[1]["Member_Value"].ToString()).ToString("00月00日") + "止。（在《“***”******》的有效期限内）。";
document.Add(new Paragraph(text, font));
document.Add(new Paragraph(text_b, font));

Table aTable = new Table(7, 2);
aTable.Cellpadding = 2;
aTable.WidthPercentage = 100;
aTable.AddCell(new Paragraph("**ID", font));
Cell c = new Cell(new Paragraph("**名称", font));
c.Colspan = 3;
aTable.AddCell(c);

c = new Cell(new Paragraph("**地址", font));
c.Colspan = 3;
aTable.AddCell(c);

for (int i = start; i < end;i++ )
{
if (i < dtc)
{
aTable.AddCell(new Paragraph(dt.Rows[i][0].ToString(), font));
c = new Cell(new Paragraph(dt.Rows[i][2].ToString(), font));
c.Colspan = 3;
aTable.AddCell(c);
c = new Cell(new Paragraph(dt.Rows[i][3].ToString(), font));
c.Colspan = 3;
aTable.AddCell(c);
//aTable.AddCell(new Paragraph(dt.Rows[i][2].ToString(), font));
//aTable.AddCell(new Paragraph(dt.Rows[i][3].ToString(), font));
}
}
document.Add(aTable);

string vtext = @"　　我****乙方在以上****“***”产品。

***有限公司

" + dt.Rows[0][dt.Columns.Count - 1].ToString().Substring(0, 4) + "年" + dt.Rows[0][dt.Columns.Count - 1].ToString().Substring(4, 2) + "月" + dt.Rows[0][dt.Columns.Count - 1].ToString().Substring(6, 2) + "日";
document.Add(new Paragraph(vtext, font));
}
}