导入pdf文件，如下图格式：
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1 public static string connectionString = ConfigurationManager.ConnectionStrings["Conn"].ConnectionString; 2 protected void Page_Load(object sender, EventArgs e) 3 { 4 if (!IsPostBack) 5 { 6 ImportPdf(); 7 } 8 } 9 #region 绑定数据 10 public DataTable BindData() 11 { 12 string oracleSql = "select * from ORDER_DETAILS t where ForPerson ='李援朝' AND to_date(to_char(shippeddate,'yyyy-MM-dd'),'yyyy-MM-dd')=to_date('2011-10-8','yyyy-MM-dd')"; 13 using (OracleConnection con = new OracleConnection(connectionString)) 14 { 15 con.Open(); 16 using (OracleCommand cmd = con.CreateCommand()) 17 { 18 cmd.CommandText = oracleSql; 19 DataSet ds = new DataSet(); 20 OracleDataAdapter da = new OracleDataAdapter(cmd); 21 da.Fill(ds); 22 if (ds == null || ds.Tables.Count <= 0 || ds.Tables[0].Rows.Count <= 0) 23 { 24 return new DataTable(); 25 } 26 return ds.Tables[0]; 27 } 28 } 29 } 30 #endregion 31 32 #region 数据格式化 33 public void ImportPdf() 34 { 35 DataTable dt = BindData(); 36 GridView1.DataSource = dt; 37 GridView1.DataBind(); 38 DataTable newdt = new DataTable(); 39 newdt.Columns.Add("编号", typeof(string)); 40 newdt.Columns.Add("品名", typeof(string)); 41 newdt.Columns.Add("规格", typeof(string)); 42 newdt.Columns.Add("数量", typeof(string)); 43 newdt.Columns.Add("单位", typeof(string)); 44 newdt.Columns.Add("单价", typeof(string)); 45 newdt.Columns.Add("金额", typeof(string)); 46 newdt.Columns.Add("备注", typeof(string)); 47 decimal deci = 0.0M; 48 for (int i = 0; i < dt.Rows.Count; i++) 49 { 50 DataRow dr = newdt.NewRow(); 51 dr["编号"] = dt.Rows[i]["orderid"].ToString(); 52 dr["品名"] = dt.Rows[i]["productname"].ToString(); 53 dr["规格"] = dt.Rows[i]["purity"].ToString(); 54 dr["数量"] = dt.Rows[i]["quantity"].ToString(); 55 dr["单位"] = dt.Rows[i]["unit"].ToString(); 56 dr["单价"] = dt.Rows[i]["unitprice"].ToString(); 57 dr["金额"] = dt.Rows[i]["sumprice"].ToString(); 58 dr["备注"] = dt.Rows[i]["beizhu"].ToString(); 59 deci = deci + Decimal.Parse(dt.Rows[i]["sumprice"].ToString()); 60 newdt.Rows.Add(dr); 61 } 62 CreatePdf(newdt, deci, "李援朝研究组"); 63 } 64 #endregion 65 66 public void CreatePdf(DataTable dt, decimal sumPrice, string departmentName) 67 { 68 Document document = new Document(PageSize.A4, 5, 5, 20, 20); 69 PdfWriter writer = PdfWriter.GetInstance(document, new System.IO.FileStream(HttpContext.Current.Server.MapPath("pdfsample.pdf"), System.IO.FileMode.Create)); 70 BaseFont bfChinese = BaseFont.CreateFont(@"C:\WINDOWS\Fonts\simsun.ttc,1", BaseFont.IDENTITY_H, BaseFont.NOT_EMBEDDED); 71 Font fontChinese1 = new Font(bfChinese, 10); 72 Font ftitle = new Font(bfChinese, 16, Font.NORMAL, BaseColor.BLACK); 73 Font fontRukuHeader = new Font(bfChinese, 14, Font.NORMAL, BaseColor.BLACK); 74 Font footerChinese = new Font(bfChinese, 12, Font.NORMAL, BaseColor.BLACK); 75 document.Open(); 76 PdfPTable table = new PdfPTable(dt.Columns.Count + 1); 77 Paragraph title = new Paragraph("中国*******药物研究所", ftitle); 78 title.Alignment = Element.ALIGN_CENTER;//居中 79 document.Add(title); 80 81 PdfPCell middleCell = new PdfPCell(new Phrase(departmentName + "入库传票", fontRukuHeader)); 82 middleCell.Colspan = 6; 83 middleCell.HorizontalAlignment = PdfPCell.ALIGN_RIGHT; 84 middleCell.PaddingRight = 6; 85 middleCell.PaddingTop = 6; 86 middleCell.PaddingBottom = 4; 87 middleCell.BorderWidthBottom = 0; 88 middleCell.BorderWidthLeft = 0; 89 middleCell.BorderWidthRight = 0; 90 middleCell.BorderWidthTop = 0; 91 table.AddCell(middleCell); 92 93 PdfPCell cellNumber = new PdfPCell(new Phrase("连续第" + DateTime.Now.ToString("yyyyMMddssff") + "号", footerChinese)); 94 cellNumber.Colspan = 3; 95 cellNumber.PaddingRight = 6; 96 cellNumber.HorizontalAlignment = PdfPCell.ALIGN_LEFT; 97 cellNumber.BorderWidthTop = 0; 98 cellNumber.BorderWidthRight = 0; 99 cellNumber.BorderWidthBottom = 0; 100 cellNumber.BorderWidthLeft = 0; 101 table.AddCell(cellNumber); 102 103 PdfPCell headerleftCell = new PdfPCell(new Phrase("类别", footerChinese)); 104 headerleftCell.Colspan = 4; 105 headerleftCell.BorderWidthLeft = 0; 106 headerleftCell.BorderWidthRight = 0; 107 headerleftCell.BorderWidthTop = 0; 108 headerleftCell.PaddingBottom = 4; 109 headerleftCell.HorizontalAlignment = 0; 110 headerleftCell.BorderWidth = 0; 111 table.AddCell(headerleftCell); 112 113 PdfPCell headerMiddleCell = new PdfPCell(new Phrase(DateTime.Now.ToString("yyyy年MM月dd日"), footerChinese)); 114 headerMiddleCell.Colspan = 5; 115 headerMiddleCell.HorizontalAlignment = 0; 116 headerMiddleCell.BorderWidthTop = 0; 117 headerMiddleCell.BorderWidthRight = 0; 118 headerMiddleCell.BorderWidthLeft = 0; 119 headerMiddleCell.PaddingBottom = 4; 120 headerMiddleCell.BorderWidth = 0; 121 table.AddCell(headerMiddleCell); 122 123 table.DefaultCell.HorizontalAlignment = PdfPCell.ALIGN_LEFT; 124 table.DefaultCell.HorizontalAlignment = PdfPCell.ALIGN_CENTER; 125 table.DefaultCell.VerticalAlignment = PdfPCell.ALIGN_MIDDLE; 126 table.WidthPercentage = 100; 127 for (int i = 0; i < dt.Columns.Count; i++) 128 { 129 table.AddCell(new Phrase(dt.Columns[i].ColumnName, footerChinese)); 130 } 131 PdfPCell cell = new PdfPCell(new Phrase("此\n联\n交\n财\n务", fontChinese1)); 132 cell.HorizontalAlignment = PdfPCell.ALIGN_LEFT; 133 cell.VerticalAlignment = PdfPCell.ANNOTATION; 134 cell.BorderWidth = 0; 135 cell.Colspan = 1; 136 cell.Rowspan = 3 + dt.Rows.Count; 137 table.AddCell(cell); 138 table.DefaultCell.HorizontalAlignment = PdfPCell.ALIGN_CENTER; 139 for (int i = 0; i < dt.Rows.Count; i++) 140 { 141 for (int j = 0; j < dt.Columns.Count; j++) 142 { 143 table.AddCell(new Phrase(dt.Rows[i][j].ToString(), footerChinese)); 144 } 145 } 146 PdfPCell lastcell = new PdfPCell(new Phrase(" 合 计 ", footerChinese)); 147 lastcell.Colspan = 2; 148 lastcell.HorizontalAlignment = PdfPCell.ALIGN_CENTER; 149 table.AddCell(lastcell); 150 lastcell = new PdfPCell(new Phrase("", footerChinese)); 151 table.AddCell(lastcell); 152 lastcell = new PdfPCell(new Phrase("", footerChinese)); 153 table.AddCell(lastcell); 154 lastcell = new PdfPCell(new Phrase("", footerChinese)); 155 table.AddCell(lastcell); 156 lastcell = new PdfPCell(new Phrase("", footerChinese)); 157 table.AddCell(lastcell); 158 lastcell = new PdfPCell(new Phrase(sumPrice.ToString(), footerChinese)); 159 lastcell.HorizontalAlignment = PdfPCell.ALIGN_CENTER; 160 table.AddCell(lastcell); 161 lastcell = new PdfPCell(new Phrase("", footerChinese)); 162 table.AddCell(lastcell); 163 164 PdfPCell footerCell = new PdfPCell(new Phrase("部门负责人", footerChinese)); 165 footerCell.Colspan = 2; 166 footerCell.PaddingLeft = 4; 167 footerCell.HorizontalAlignment = PdfPCell.ALIGN_LEFT; 168 table.AddCell(footerCell); 169 170 footerCell = new PdfPCell(new Phrase("记账", footerChinese)); 171 footerCell.Colspan = 2; 172 footerCell.HorizontalAlignment = PdfPCell.ALIGN_LEFT; 173 table.AddCell(footerCell); 174 175 footerCell = new PdfPCell(new Phrase("管库人员", footerChinese)); 176 footerCell.Colspan = 4; 177 footerCell.HorizontalAlignment = PdfPCell.ALIGN_LEFT; 178 table.AddCell(footerCell); 179 document.Add(table); 180 document.Close(); 181 182 string fullFileName = System.Web.HttpContext.Current.Server.MapPath("pdfsample.pdf"); 183 Byte[] btArray = WriteToPdf(fullFileName, DateTime.Now.ToString("yyyyMMddhhmmssff"), bfChinese); 184 fullFileName = Server.MapPath("pdfsample.pdf"); 185 FileStream fs = new FileStream(fullFileName, FileMode.Create, FileAccess.Write); 186 fs.Write(btArray, 0, btArray.Length); 187 fs.Flush(); 188 fs.Close(); 189 fullFileName = Server.MapPath("pdfsample.pdf"); 190 FileInfo downloadFile = new FileInfo(fullFileName); 191 Response.Clear(); 192 Response.ClearHeaders(); 193 Response.Buffer = false; 194 Response.ContentType = "application/octet-stream"; 195 Response.AppendHeader("Content-Disposition", "attachment;filename=pdfsample.pdf"); 196 Response.AppendHeader("Content-Length", downloadFile.Length.ToString()); System.Web.HttpContext.Current.Response.WriteFile(downloadFile.FullName); 197 Response.WriteFile(downloadFile.FullName); 198 Response.Flush(); 199 Response.End(); 200 } 201 202 public static byte[] WriteToPdf(string sourceFile, string stringToWriteToPdf, BaseFont bfChinese) 203 { 204 PdfReader reader = new PdfReader(sourceFile); 205 using (MemoryStream stream = new MemoryStream()) 206 { 207 PdfStamper pdfstamper = new PdfStamper(reader, stream); 208 for (int i = 1; i <= reader.NumberOfPages; i++) 209 { 210 Rectangle pageSize = reader.GetPageSizeWithRotation(i); 211 PdfContentByte pdfpageContents = pdfstamper.GetUnderContent(i); 212 pdfpageContents.BeginText(); 213 pdfpageContents.SetFontAndSize(bfChinese, 40); 214 pdfpageContents.SetRGBColorFill(192, 192, 192); 215 float textAngle = 45.0f; 216 pdfpageContents.ShowTextAligned(PdfContentByte.ALIGN_CENTER, stringToWriteToPdf, pageSize.Width / 2, pageSize.Height / 2, textAngle); 217 pdfpageContents.EndText(); 218 } 219 pdfstamper.FormFlattening = true; 220 pdfstamper.Close(); 221 reader.Close(); 222 return stream.ToArray(); 223 } 224 }