C# 生转换网页为pdf

Question

c#pdf

Answer 1

iTextSharp 控件可以,在网上搜索一下,以前用过很灵活的

Answer 2

支持1楼的
   http://www.codeproject.com/Questions/203481/HTML-convert-to-PDF-using-itextsharp
楼主可以看看

Answer 3

谢谢，有点看不懂啊， document.Close();之后，PDF文件保存在哪里呢，没有看到哪里有保存路径啊

Answer 4

搜索wkhtmltopdf.exe 下载然后参考我在项目中使用的代码.还有记得给分- - 
using System;
using System.Data;
using System.Configuration;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;
using System.Text;
using System.Diagnostics;
using System.IO;namespace AK.Scorpion.HtmlToPdf
{
    public class HtmlToPdf
    {
        /// <summary>
        /// HTML转换PDF
        /// </summary>
        /// <param name="html">Hmtl字符串</param>
        public static void ConvertHtmlToPdf(string html)
        {
            if (string.IsNullOrEmpty(html))
            {
                return;
            }
            else
            {
                string fileNameWithOutExtention = HttpContext.Current.Server.MapPath(@"PDF\" + Guid.NewGuid() + ".pdf");//输出文件名称
                string wkhtmltopdfPath = HttpContext.Current.Server.MapPath(@"wkhtmltopdf\wkhtmltopdf.exe");
                if (!File.Exists(wkhtmltopdfPath))
                {
                    throw new Exception(String.Format("File '{0}' not found. Check if wkhtmltopdf application is installed.", wkhtmltopdfPath));
                }                ProcessStartInfo si;
                StringBuilder paramsBuilder = new StringBuilder();
                paramsBuilder.Append("--page-size A4 ");
                paramsBuilder.AppendFormat("\"{0}\" \"{1}\"", "-", fileNameWithOutExtention);                si = new ProcessStartInfo();
                si.CreateNoWindow = true;
                si.FileName = wkhtmltopdfPath;
                si.Arguments = paramsBuilder.ToString();
                si.UseShellExecute = false;
                si.RedirectStandardError = true;
                si.RedirectStandardInput = true;                using (var process = new Process())
                {
                    process.StartInfo = si;
                    process.Start();
                    using (var stream = process.StandardInput)
                    {
                        byte[] buffer = Encoding.UTF8.GetBytes(html);
                        stream.BaseStream.Write(buffer, 0, buffer.Length);
                        stream.WriteLine();
                    }
                    if (!process.WaitForExit(1000))
                    {
                        throw new Exception("转换超时!");
                    }
                }                if (File.Exists(fileNameWithOutExtention))
                {
                    //把文件读进文件流
                    FileStream fs = new FileStream(fileNameWithOutExtention, FileMode.Open);
                    byte[] file = new byte[fs.Length];
                    fs.Read(file, 0, file.Length);
                    fs.Close();                    //Response给客户端下载
                    HttpContext.Current.Response.Clear();
                    HttpContext.Current.Response.AddHeader("content-disposition", "attachment; filename=" + fileNameWithOutExtention);//强制下载
                    HttpContext.Current.Response.ContentType = "application/octet-stream";
                    HttpContext.Current.Response.BinaryWrite(file);
                    HttpContext.Current.Response.Flush();
                    HttpContext.Current.Response.End();
                }
                else
                {
                    throw new Exception("文件不存在!");
                }
            }
        }    }
}

Answer 5

我这个是把HTML页面作为一个字符串来实现转换的 不知道你是如何 如果是页面转换PDF可以百度aspose.pdf 这个DLL文件  相关例子很多

Answer 6

iTextSharp网页转图片再导到PDF里

Answer 7

我用iTextSharp的时候导入程序集的时候总是报错，