寻找c#高手帮忙解决一个非常规报表的问题

类似这种，但是比这个简单，要求能够导出pdf
寻找高手帮助
望采纳，谢谢
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="Webpdf.aspx.cs" Inherits="Web导出pdf.Webpdf" %>

<!DOCTYPE html>

<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
  <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
  <title></title>
</head>
<body>
  <form id="form1" runat="server">
    <div>
      <br />
      输入文字测试:<input type="text" name="name" value="" runat="server" id="txtpdf"/>
      
      <asp:Button ID="Button1" runat="server" OnClick="Button1_Click" Text="Button" />
    </div>
  </form>
</body>
</html>

//上述代码乃前台页面,两个控件即可。下面即对应的后台代码
using System;
using System.Collections.Generic;
using System.Data;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using iTextSharp;
using iTextSharp.text;
using iTextSharp.text.pdf;
using System.IO;


namespace Web导出pdf
{
  public partial class Webpdf : System.Web.UI.Page
  {
    static DataTable datatable = new DataTable("testpdf");
    protected void Page_Load(object sender, EventArgs e)
    {
      if (!IsPostBack)
      {
        DataRow dr=null;
        //建立Column例，可以指明例的类型,这里用的是默认的string 
        datatable.Columns.Add(new DataColumn("编号"));
        datatable.Columns.Add(new DataColumn("文件名"));
        for (int i = 0; i < 5; i++)
        {
          dr = datatable.NewRow();
          dr[0] = System.Convert.ToString(i);
          dr[1] = "测试导出pdf文件" + System.Convert.ToString(i);
          datatable.Rows.Add(dr);

        }

      }
    }

    protected void Button1_Click(object sender, EventArgs e)
    {
      try
      {
        Document document = new Document();
        PdfWriter.GetInstance(document, new FileStream(Server.MapPath("Test.pdf"), FileMode.Create));
        document.Open();
        BaseFont bfChinese = BaseFont.CreateFont("C:\\WINDOWS\\Fonts\\simsun.ttc,1", BaseFont.IDENTITY_H, BaseFont.NOT_EMBEDDED);
        iTextSharp.text.Font fontChinese = new iTextSharp.text.Font(bfChinese, 12, iTextSharp.text.Font.NORMAL,new BaseColor(0,0,0));

        //所输的内容按设置的字体到PDF文件
        document.Add(new Paragraph(this.txtpdf.Value.ToString(), fontChinese));
        //输出图片到PDF文件 
        iTextSharp.text.Image jpeg01 = iTextSharp.text.Image.GetInstance(Server.MapPath("Image/001.png"));
        document.Add(jpeg01);
    
        iTextSharp.text.Image jpeg02 = iTextSharp.text.Image.GetInstance(Server.MapPath("Image/userIcon-1.png"));
        document.Add(jpeg02); 
        PdfPTable table = new PdfPTable(datatable.Columns.Count);
        for (int i = 0; i < datatable.Rows.Count; i++)
        {
          for (int j = 0; j < datatable.Columns.Count; j++)
          {
            table.AddCell(new Phrase(datatable.Rows[i][j].ToString(), fontChinese));
          }
        }
        document.Add(table);
        document.Close();
        Response.Write("<script>alert('导出成功！');</script>"); 
      }
      catch (Exception ex)
      {
        Response.Write(ex.ToString());
      }
    }
  }
}