ConvertToPdf.cs

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using System;
using System.Collections.Generic;
using System.Configuration;
using System.Diagnostics;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Web;

namespace HtmlToPdf
{
   public static  class ConvertToPdf
    {
        // private static string str_Is32Or64 = ConfigurationManager.AppSettings["Is32Or64"];

        private static string str_Is32Or64 = "0";

        /// <summary>
        /// 锁定样式
        /// </summary>
        public static object LockObject = new object();
        /// <summary>
        /// 判断是32操作系统还是64
        /// </summary>
        private static bool? Is32Or64 {
            get {
                if (str_Is32Or64=="0")
                {
                    return false;
                }
                else if (str_Is32Or64 == "1")
                {
                    return true;
                }

                return null;
            }
        }
        /// <summary>
        /// HTML文本内容转换为PDF
        /// </summary>
        /// <param name="strHtml">HTML文本内容</param>
        /// <returns></returns>
        public static byte[] HtmlTextConvertToPdf(string strHtml)
        {
            if (Is32Or64 == null)
            {
                //无法识别计算机系统
                //Log.WriteMsg("无法识别计算机是64还是32,请修改配置文件web.config文件内：Is32Or64键");
                return null;
            }
            try
            {
                string savePath = HttpRuntime.AppDomainAppPath.ToString()+"TempPdf\\";

                if (Directory.Exists(savePath) == false)
                {
                    Directory.CreateDirectory(savePath);
                }