C#操作Word模拟解析HTML标记输出带格式的文本

void processWordChars(Word.Characters chars)
{

  string content = chars.Parent.Text;
  if (content == null || content == "") { return; }
  Word.Find fnd = chars.Parent.Find;

  ArrayList paras2 = new ArrayList();
  paras2.Add(new string[] { "<span style=", "</span>" });
  foreach (string[] p in paras2)
  {
      string pattern = string.Format(@"{0}(.*?){1}", p[0], p[1]);
      System.Text.RegularExpressions.MatchCollection matches = System.Text.RegularExpressions.Regex.Matches(content, pattern);
      foreach (System.Text.RegularExpressions.Match match in matches)
      {
         string key = match.Groups[1].Value;  //提取的内容
         string vkey = key.Substring(key.IndexOf('>') + 1); //最终有效内容
                    
         string vstyle = key.Substring(1, key.Length - vkey.Length - 3); //截取 style 值
         string findkey = p[0] + key + "</span>";  //最终替换部分
         int fk = content.IndexOf(findkey);
         if (fk != -1)
         {
             for (int i = 1; i <= findkey.Length; i++)
             {
                 foreach (string kv in vstyle.Split(';'))
                 {
                     string[] style = kv.Split(':');
                     if (style[0] == "color")
                     {
                         chars[fk + i].Font.Color =(Word.WdColor)ColorTranslator.ToOle(ColorTranslator.FromHtml(style[1]));
                                        // 获取ARGB值
                     }
                     else if(style[0]== "font-weight")
                     {
                         if (style[1] == "bold") {
                             chars[fk + i].Font.Bold=1;
                         }
                     }
                     else if (style[0] == "font-family")
                     {
                         chars[fk + i].Font.Name=style[1];
                     }
                 }
              }
          fnd.ClearFormatting();
          Object findText = findkey;
          Object matchCase = false; Object matchWholeWord = Type.Missing; Object matchWildcards = false; Object matchSoundsLike = false; Object matchAllWordForms = false;
          Object forward = true; Object wrap = Word.WdFindWrap.wdFindContinue; Object format = false;
          Object replaceWith = vkey;
          Object replace = Word.WdReplace.wdReplaceAll; Object matchKashida = Type.Missing; Object matchDiacritics = Type.Missing; Object matchAlefHamza = Type.Missing; Object matchControl = Type.Missing;
          fnd.Execute(ref findText, ref matchCase, ref matchWholeWord, ref matchWildcards, ref matchSoundsLike, ref matchAllWordForms,ref forward, ref wrap, ref format, ref replaceWith, ref replace, ref matchKashida, ref matchDiacritics, ref matchAlefHamza, ref matchControl);
          content = chars.Parent.Text;
         }
      }
   }
}