/// <summary>
        /// 输出对象数据到一个XML书写器中
        /// </summary>
        /// <remarks>
        /// 若设置了OwnerDocument.WriteOptions.WriteWhitespace则输出两边的空白字符,否则不会输出两边的空白字符
        /// 若设置了OwnerDocument.WriteOptions.NormalizeSpace则对输出的字符进行 normalizespace 处理
        /// 若设置了OwnerDocument.WriteOptions.AddSpan且父标签还有其他元素则在外套上 span 标签
        /// 若设置了OwnerDocument.WriteOptions.TextOutPutXSL 则将所有限定标记组合(默认为"[]")包围的部分进行XSL输出
        /// OwnerDocument.WriteOptions.TextFieldPrefix和TextFieldEndfix指定了限定标记组合
        /// 例如 "aaa[bbb]ccc" 输出为 "aaa<xsl:vlaue-of select="bbb" />ccc"
        /// </remarks>
        /// <param name="myWriter">XML书写器</param>
        /// <returns>操作是否成功</returns>
        public override bool Write(System.Xml.XmlWriter myWriter)
        {
            if (HTMLTextReader.HasContent(strText))
            {
                string vText;
                if (myOwnerDocument.WriteOptions.WriteWhitespace)
                {
                    vText = strText;
                }
                else
                {
                    vText = strText.Trim();
                }
                if (myOwnerDocument.WriteOptions.NormalizeSpace)
                {
                    vText = HTMLTextReader.NormalizeSpace(vText);
                }
                bool bolAddSpan = (myOwnerDocument.WriteOptions.AddSpan && (myParent == null || myParent.ChildNodes.Count != 1));
                if (myOwnerDocument.WriteOptions.TextOutPutXSL)
                {
                    string[] strItems = HTMLTextReader.SplitVariableString(vText, myOwnerDocument.WriteOptions.TextFieldPrefix, myOwnerDocument.WriteOptions.TextFieldEndfix);
                    if (bolAddSpan)
                    {
                        myWriter.WriteStartElement(StringConstTagName.Span);
                    }
                    for (int iCount = 0; iCount < strItems.Length; iCount++)
                    {
                        string strItem = strItems[iCount];
                        if (strItem != null)
                        {
                            if ((iCount % 2) == 1 && strItem != "")
                            {
                                if (strItem.IndexOf("\r\n") >= 0)
                                {
                                    strItem = strItem.Replace("\r\n", "");
                                }
                                if (strItem.StartsWith("num:"))
                                {
                                    strItem = strItem.Substring(4);
                                    myWriter.WriteStartElement(StringConstXSLT.IF);
                                    myWriter.WriteAttributeString(StringConstXSLT.Test, strItem + "!='0.0000'");
                                    myWriter.WriteStartElement(StringConstXSLT.Value_of);
                                    myWriter.WriteAttributeString(StringConstXSLT.Select, myOwnerDocument.WriteOptions.FixXSLSource(strItem));
                                    myWriter.WriteEndElement();
                                    myWriter.WriteEndElement();
                                }
                                else if (strItem.StartsWith("%:"))
                                {
                                    strItem = strItem.Substring(2);
                                    myWriter.WriteStartElement(StringConstXSLT.Value_of);
                                    myWriter.WriteAttributeString(StringConstXSLT.Select, "format-number(" + myOwnerDocument.WriteOptions.FixXSLSource(strItem) + " , '0.00')");
                                    myWriter.WriteEndElement();
                                }
                                else if (strItem.StartsWith("call:"))
                                {
                                    strItem = strItem.Substring(5);
                                    myWriter.WriteStartElement(StringConstXSLT.Calltemplate);
                                    myWriter.WriteAttributeString(StringConstXSLT.Name, strItem);
                                    myWriter.WriteEndElement();
                                }
                                else
                                {
                                    myWriter.WriteStartElement(StringConstXSLT.Value_of);
                                    myWriter.WriteAttributeString(StringConstXSLT.Select, myOwnerDocument.WriteOptions.FixXSLSource(strItem));
                                    myWriter.WriteEndElement();
                                }
                            }
                            else
                            {
                                int index  = 0;
                                int index2 = strItem.IndexOf(StringConstEntity.WhiteSpace);
                                if (index2 >= 0)
                                {
                                    while (index2 >= 0)
                                    {
                                        if (index2 > index)
                                        {
                                            myWriter.WriteString(strItem.Substring(index, index2 - index));
                                        }
                                        myWriter.WriteStartElement(StringConstXSLT.Text);
                                        myWriter.WriteAttributeString(StringConstXSLT.Disable_output_escaping, StringConstValue._Yes);
                                        myWriter.WriteString(StringConstEntity.WhiteSpace);
                                        myWriter.WriteEndElement();

                                        index  = index2 + 6;
                                        index2 = strItem.IndexOf(StringConstEntity.WhiteSpace, index);
                                    }
                                    if (index < strItem.Length)
                                    {
                                        myWriter.WriteString(strItem.Substring(index));
                                    }
                                }
                                else
                                {
                                    myWriter.WriteString(strItem);
                                }
                            }
                        }
                    }                    //for
                    if (bolAddSpan)
                    {
                        myWriter.WriteEndElement();
                    }
                }
                else
                {
                    if (bolAddSpan)
                    {
                        myWriter.WriteElementString(StringConstTagName.Span, vText);
                    }
                    else
                    {
                        myWriter.WriteString(vText);
                    }
                }
            }
            return(true);
        }