完美html ,web页面转换pdf，支持中英文，pdf纸张大小可以调节

using System;
using System.Data;
using System.Web;
using iTextSharp.text.pdf;
using iTextSharp.text;
using System.IO;
using System.Windows.Forms;
using System.Threading;
namespace Test
{
    public partial class WebForm1 : System.Web.UI.Page
    {
        protected void Page_Load(object sender, EventArgs e)
        {
            CreatPdf();
        }
        protected void Button1_Click(object sender, EventArgs e)
        {
           // CreatPdf();
        }
        private System.Drawing.Bitmap bitmap;
        private string url;
        private int w = 760, h = 900;
        public void setBitmap()
        {
            using (WebBrowser wb = new WebBrowser())
            {
                wb.Width = w;
                wb.Height = h;
                wb.ScrollBarsEnabled = false;