itextsharp.dll 下载:http://sourceforge.net/projects/itextsharp/
程序需引用:itextsharp.dll,itextsharp.pdfa.dll,PresentationFramework.dll
本人使用的是一般处理程序来写的,废话不多说代码才是硬道理,使用插件定位图片,表格是使用html转的pdf
1 public void ProcessRequest(HttpContext context) 2 { 3 context.Response.Clear(); 4 context.Response.AddHeader("content-disposition", "attachment;filename=报价单.pdf"); 5 context.Response.ContentEncoding = System.Text.Encoding.GetEncoding("UTF-8"); 6 context.Response.ContentType = "application/pdf"; 7 //文件临时存储路径 8 string filePath = System.AppDomain.CurrentDomain.BaseDirectory + "/PDF/" + System.DateTime.Now.ToString("yyyyMMddHHmmssfff") + ".pdf"; 9 BaoJiaHtml(filePath); 10 //读取已建好的文件 11 FileStream fs = new FileStream(filePath, FileMode.Open); 12 while (true) 13 { 14 byte[] buffer = new byte[fs.Length]; 15 //将文件读取成byte字节 16 int len = fs.Read(buffer, 0, (int)fs.Length); 17 if (len == 0) break; 18 if (len == 1024) 19 { 20 context.Response.BinaryWrite(buffer); 21 break; 22 } 23 else 24 { 25 //读出文件数据比缓冲区小,重新定义缓冲区大小,只用于读取文件的最后一个数据块 26 byte[] b = new byte[len]; 27 for (int i = 0; i < len; i++) 28 { 29 b[i] = buffer[i]; 30 } 31 context.Response.BinaryWrite(b); 32 break; 33 } 34 } 35 fs.Flush(); 36 fs.Close(); 37 //删除临时文件 38 if (File.Exists(filePath)) 39 { 40 File.Delete(filePath); 41 } 42 context.Response.End(); 43 }
1 #region html转pdf zhy + void BaoJiaHtml(string filePath) 2 /// <summary> 3 /// html转pdf 4 /// </summary> 5 /// <param name="filePath">文件存储路径</param> 6 public static void BaoJiaHtml(string filePath) 7 { 8 string imagePath = System.AppDomain.CurrentDomain.BaseDirectory + @"/Content/IMG/BaoJiaDan/yinz.png"; 9 //注册字体(pdf上显示中文必须注册字体) 10 FontFactory.RegisterFamily("宋体", "simsun", @"c:\windows\fonts\SIMSUN.TTC,0"); 11 // FontFactory.RegisterFamily("宋体", "simsun bold", @"c:\windows\fonts\SIMSUN_bold.TTC"); 12 //获得商品 13 List<商品列表类> product = GetProducts(); 14 //获得已拼接好的 15 StringBuilder sb = PdfHtml(product); 16 Document document = new Document(); 17 //设置页面大小是A4纸大小 18 document.SetPageSize(iTextSharp.text.PageSize.A4.Rotate()); 19 //创建文档 20 PdfWriter writer = PdfWriter.GetInstance(document, new FileStream(filePath, FileMode.Create)); 21 document.Open(); 22 23 HTMLWorker html = new HTMLWorker(document); 24 //将html转为pdf 25 html.Parse(new StringReader(sb.ToString())); 26 27 //添加图片 28 iTextSharp.text.Image img = iTextSharp.text.Image.GetInstance(imagePath); 29 //计算图片y轴的位置 30 int imgY = CountYCoordinate(product.Count); 31 32 //设置图片的X,Y轴 33 img.SetAbsolutePosition(400, imgY); 34 //将图片添加到文档中 35 document.Add(img); 36 document.Close(); 37 } 38 #endregion
1 #region 根据商品数量设置图标位置 zhy + int CountYCoordinate(int productCount) 2 /// <summary> 3 /// 根据商品数量设置图标位置 4 /// </summary> 5 /// <param name="productCount">商品数量</param> 6 /// <returns>公司公章图片的Y轴坐标</returns> 7 public static int CountYCoordinate(int productCount) 8 { 9 int imgY = 230; 10 //只有一页商品 11 if (productCount > 1 && productCount < 10) 12 { 13 imgY = imgY - (productCount - 1) * 20; 14 } 15 //公章位置固定在顶部(一满页有22件商品) 16 else if ((productCount >= 10 && productCount <= 12) || ((productCount - 12) % 22 == 19) || ((productCount - 12) % 22 == 20) || ((productCount - 12) % 22 == 21) || ((productCount - 12) % 22 == 0)) 17 { 18 imgY = 475; 19 } 20 //商品数量超过12件并不满足固定公章位置的条件,计算y轴坐标 21 else if (productCount > 12) 22 { 23 imgY = 475; 24 //商品数量减去第一页的半页商品数量在余满页商品数量计算Y轴坐标 25 imgY = imgY - ((productCount - 12) % 22) * 22; 26 } 27 return imgY; 28 } 29 #endregion
由于html转pdf有很多css属性在转换时都不支持所以使用纯表格进行布局,支持的属性此博客写的比较全,大家可以看看 http://blog.163.com/wangsongtao_82/blog/static/54480071201351921328227/
1 #region 拼接html内容 zhy + StringBuilder PdfHtml(List<us_ShoppingTrolley> products, int pagecount) 2 /// <summary> 3 /// 拼接html内容 4 /// </summary> 5 /// <param name="products">购物车商品列表</param>= 6 /// <returns></returns> 7 public static StringBuilder PdfHtml(List<us_ShoppingTrolley> products) 8 { 9 StringBuilder sb = new StringBuilder(); 10 //标题 11 sb.Append("<table border=\"0\" width=\"80%\" style=\"margin:0 auto;\"><tr>"); 12 sb.Append("<td><img src=\"" + System.AppDomain.CurrentDomain.BaseDirectory + "/Content/IMG/BaoJiaDan/logo.jpg\" width=\"150\" height=\"60\" /></td>"); 13 sb.Append("<td style=\"font-family: 宋体; font-size: 18pt; height: 50px; line-height: 22px;\" encoding=\"Identity-H\" >PDF生成</td></tr></table>"); 14 //中间部分的表格 15 sb.Append("<table border=\"0.5\" width=\"100%\" style=\"margin:0 auto;\"><tr>"); 16 sb.Append("<td width=\"100%\" height=\"0.1px\" bgcolor=\"rgb(0,0,0)\"></td></tr></table>"); 17 sb.Append("<table border=\"0\" width=\"100%\" style=\"float:left;\">"); 19 sb.Append("<tr><td style=\"font-family: 宋体; font-size: 12pt;\" encoding=\"Identity-H\">11:222</td>"); 20 sb.Append("<td style=\"font-family: 宋体; font-size: 18pt;width:45%; \" encoding=\"Identity-H\">12354348</td></tr>"); 21 sb.Append("<tr><td style=\"font-family: 宋体; font-size: 12pt;\" encoding=\"Identity-H\">11:0000</td>"); 22 sb.Append("<td style=\"font-family: 宋体; font-size: 12pt;width:45%; \" encoding=\"Identity-H\">25487587</td></tr>"); 23 sb.Append("<tr><td style=\"font-family: 宋体; font-size: 12pt;\" encoding=\"Identity-H\">1252:1244</td>"); 24 sb.Append("<td style=\"font-family: 宋体; font-size: 12pt;width:45%; \" encoding=\"Identity-H\">电话:400-855-3618</td></tr>"); 25 sb.Append("<tr><td style=\"font-family: 宋体; font-size: 12pt;\" encoding=\"Identity-H\">11111:23254235325</td>"); 26 sb.Append("<td style=\"font-family: 宋体; font-size: 12pt;width:45%; \" encoding=\"Identity-H\">网址:www.dagou100.com</td></tr>"); 27 sb.Append("<tr><td><table border=\"0.5\" width=\"80%\"><tr><td style=\"font-family: 宋体; font-size: 14pt;width:45%;line-height:20px;height:20px; \" encoding=\"Identity-H\">123452:</td><td colspan=\"3\" style=\"font-family: 宋体; font-size: 12pt;width:45%;line-height:20px;height:20px; \" encoding=\"Identity-H\">" + Guid.NewGuid().ToString() + "</td></tr></table></td>"); 28 sb.Append("<td style=\"font-family: 宋体; font-size: 12pt;width:45%; \" encoding=\"Identity-H\">12452:122527</td></tr></table>"); 29 //商品表格 30 //表格标题 31 sb.Append("<table width=\"100%\" border=\"0.5\" style=\"margin:0 auto;\">"); 32 sb.Append("<tr><th style=\"font-family: 宋体; font-size: 14pt;text-align:center\" encoding=\"Identity-H\">序号</th>"); 33 sb.Append("<th colspan=\"2\" style=\"font-family: 宋体; font-size: 14pt;text-align:center\" encoding=\"Identity-H\">商品编号</th>"); 34 sb.Append("<th colspan=\"10\" style=\"font-family: 宋体; font-size: 14pt;text-align:center\" encoding=\"Identity-H\">商品名称</th>"); 35 sb.Append("<th style=\"font-family: 宋体; font-size: 14pt;text-align:center\" encoding=\"Identity-H\">货期</th>"); 36 sb.Append("<th colspan=\"2\" style=\"font-family: 宋体; font-size: 14pt;text-align:center\" encoding=\"Identity-H\">价格</th>"); 37 sb.Append("<th style=\"font-family: 宋体; font-size: 14pt;text-align:center\" encoding=\"Identity-H\">数量</th>"); 38 sb.Append("<th colspan=\"3\" style=\"font-family: 宋体; font-size: 14pt;text-align:center\" encoding=\"Identity-H\">小计</th></tr>"); 39 //表格内容 40 int productcount = 0; 41 int no_price = 0; 42 decimal productPriceCount = 0; 43 if (products != null && products.Count > 0) 44 { 45 foreach (商品列表类 item in products) 46 { 47 productcount++; 52 sb.Append("<tr><td style=\"font-family: 宋体; font-size: 12pt;text-align:center\" encoding=\"Identity-H\">" + productcount + "</td>"); 53 sb.Append("<td colspan=\"2\" style=\"font-family: 宋体; font-size: 12pt;text-align:center\" encoding=\"Identity-H\">" + item.productId + "</td>"); 54 sb.Append("<td colspan=\"10\" style=\"font-family: 宋体; font-size: 12pt;text-align:center\" encoding=\"Identity-H\">" + item.productName + "</td>"); 55 sb.Append("<td style=\"font-family: 宋体; font-size: 12pt;text-align:center\" encoding=\"Identity-H\">暂无</td>"); 56 sb.Append("<td colspan=\"2\" style=\"font-family: 宋体; font-size: 12pt;text-align:center\" encoding=\"Identity-H\">12457</td>"); 57 sb.Append("<td style=\"font-family: 宋体; font-size: 12pt;text-align:center\" encoding=\"Identity-H\">1</th>"); 58 sb.Append("<td colspan=\"3\" style=\"font-family: 宋体; font-size: 12pt;text-align:center\" encoding=\"Identity-H\">12457</td></tr>"); 60 } 61 sb.Append("</table>"); 62 int count = products.Count - 12; 63 //判断商品数量插入空白展位行方便定位公司公章 (由于我的公章必须与商品总计在一起所以图片需要灵活定位,也方便分页时定位) 64 if (((count % 22 == 19)) && products.Count != 12) 65 { 66 sb.Append("<table width=\"100%\" border=\"0\" style=\"margin:0 auto;\">"); 67 sb.Append("<tr><td style=\"width:100px;height:100px;\">.</td></tr><tr><td style=\"width:100px;height:100px;\">.</td></tr><tr><td style=\"width:100px;height:100px;\">.</td></tr>"); 68 sb.Append("</table>"); 69 } 70 else if (products.Count == 10 || (count % 22 == 20)) 71 { 72 sb.Append("<table width=\"100%\" border=\"0\" style=\"margin:0 auto;\">"); 73 sb.Append("<tr><td style=\"width:100px;height:100px;\">.</td></tr><tr><td style=\"width:100px;height:100px;\">.</td></tr>"); 74 sb.Append("</table>"); 75 } 76 else if (products.Count == 11 || (count % 22 == 21)) 77 { 78 sb.Append("<table width=\"100%\" border=\"0\" style=\"margin:0 auto;\">"); 79 sb.Append("<tr><td style=\"width:100px;height:100px;\">.</td></tr></tr>"); 80 sb.Append("</table>"); 81 } 82 } 83 else 84 { 85 sb.Append("</table>"); 86 } 87 //底部 88 sb.Append("<table width=\"100%\" border=\"0\" style=\"margin:0 auto;\">"); 92 sb.Append("<tr><td style=\"font-family: 宋体; font-size: 14pt;text-align:right\" encoding=\"Identity-H\">商品总计:来电咨询</td></tr>"); 98 sb.Append("<tr><td style=\"font-family: 宋体; font-size: 12pt;text-align:right\" encoding=\"Identity-H\">注:以上金额含17%的增值税,部分商品不含运费</td></tr>"); 99 sb.Append("<tr><td></td></tr>"); 100 sb.Append("<tr><td></td></tr>"); 101 sb.Append("<tr><td style=\"font-family: 宋体; font-size: 12pt;text-align:center\" encoding=\"Identity-H\">※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※</td></tr>"); 102 sb.Append("</table>"); 103 return sb; 104 } 105 #endregion
此数是获取商品列表代码就不贴了,同志们灵活替换吧
1 #region 获取购物车商品列表 zhy + List<商品列表类> GetProducts() 2 /// <summary> 3 /// 获取购物车商品列表 4 /// </summary> 5 /// <returns>List<us_ShoppingTrolley></returns> 6 public static List<商品列表类> GetProducts() 7 { return new List<商品列表类>(); }
ok,帮助到大家的话请给点个推荐吧,自己写的哦
时间: 2024-10-03 09:40:46