type Tr = class(OpenXmlElement)
public
    function Create();overload;
    function Create(_node: XmlNode);overload;
    function Create(_parent: tslobj; _prefix: string; _local_name: string);overload;
    function Init();override;
    function InitAttributes();override;
    function InitChildren();override;
    function InitNode(_node: XmlNode);override;
    function Copy(_obj: Tr);override;
    function AddTc(): Tc;
    function AppendTc(): Tc;

    property Tcs read ReadTcs;
    function ReadTcs(_index);

    property WRsidR read ReadXmlAttrWRsidR write WriteXmlAttrWRsidR;
    property W14ParaId read ReadXmlAttrW14ParaId write WriteXmlAttrW14ParaId;
    property W14TextId read ReadXmlAttrW14TextId write WriteXmlAttrW14TextId;
    property WRsidTr read ReadXmlAttrWRsidTr write WriteXmlAttrWRsidTr;
    function ReadXmlAttrWRsidR();
    function WriteXmlAttrWRsidR(_value);
    function ReadXmlAttrW14ParaId();
    function WriteXmlAttrW14ParaId(_value);
    function ReadXmlAttrW14TextId();
    function WriteXmlAttrW14TextId(_value);
    function ReadXmlAttrWRsidTr();
    function WriteXmlAttrWRsidTr(_value);

public
    //  Attributes
    XmlAttrWRsidR: OpenXmlAttribute;
    XmlAttrW14ParaId: OpenXmlAttribute;
    XmlAttrW14TextId: OpenXmlAttribute;
    XmlAttrWRsidTr: OpenXmlAttribute;

    // Children
    TrPr: TrPr;

end;

function Tr.Create();overload;
begin
    self.Create(nil, "w", "tr");
end;

function Tr.Create(_node: XmlNode);overload;
begin
    class(OpenXmlElement).Create(_node: XmlNode);
end;

function Tr.Create(_parent: tslobj; _prefix: string; _local_name: string);overload;
begin
    class(OpenXmlElement).Create(_parent, _prefix, _local_name);
end;

function Tr.Init();override;
begin
    self.XmlAttrWRsidR := new OpenXmlAttribute("w", "rsidR", nil);
    self.XmlAttrW14ParaId := new OpenXmlAttribute("w14", "paraId", nil);
    self.XmlAttrW14TextId := new OpenXmlAttribute("w14", "textId", nil);
    self.XmlAttrWRsidTr := new OpenXmlAttribute("w", "rsidTr", nil);
    self.TrPr := new TrPr(self, self.Prefix, "trPr");
end;

function Tr.InitAttributes();override;
begin
    attributes_ := array(
        self.XmlAttrWRsidR,
        self.XmlAttrW14ParaId,
        self.XmlAttrW14TextId,
        self.XmlAttrWRsidTr,
    );
end;

function Tr.InitChildren();override;
begin
    child_elements_ := array(
        0: self.TrPr,
    );
    sorted_child_ := array(
        "": -1,
        self.TrPr.ElementName: 0,
    );
end;

function Tr.InitNode(_node: XmlNode);override;
begin
    if ifObj(self.XmlNode) then
        for k,v in child_elements_ do v.InitNode(nil);
    self.XmlNode := ifObj(_node) ? _node : nil;
    node := ifObj(_node) ? _node.FirstChild() : nil;
    flag := false;
    if ifnil(child_elements_[0]) and length(child_elements_) > 0 then
    begin
        flag := true;
        arr := child_elements_;
        child_elements_ := array();
    end
    pre := ifString(self.Prefix) ? self.Prefix + ":" : "";
    while ifObj(node) do
    begin
        node_name := node.GetName();
        pos := sorted_child_[node_name];
        if ifnil(pos) or pos = -1 then
        begin
            obj := nil;
            case node_name of
                pre + "tc": obj := self.AppendTc();
            end;
            if ifObj(obj) then obj.InitNode(node);
        end
        else if flag then
        begin
            obj := arr[pos];
            obj.InitNode(node);
            child_elements_[length(child_elements_)] := obj;
        end
        else begin
            child_elements_[pos].InitNode(node);
        end
        node := node.NextElement();
    end
end;

function Tr.Copy(_obj: Tr);override;
begin
    if not ifnil(_obj.XmlAttrWRsidR.Value) then
        self.XmlAttrWRsidR.Value := _obj.XmlAttrWRsidR.Value;
    if not ifnil(_obj.XmlAttrW14ParaId.Value) then
        self.XmlAttrW14ParaId.Value := _obj.XmlAttrW14ParaId.Value;
    if not ifnil(_obj.XmlAttrW14TextId.Value) then
        self.XmlAttrW14TextId.Value := _obj.XmlAttrW14TextId.Value;
    if not ifnil(_obj.XmlAttrWRsidTr.Value) then
        self.XmlAttrWRsidTr.Value := _obj.XmlAttrWRsidTr.Value;
    self.TrPr.Copy(_obj.TrPr);
end;

function Tr.AddTc(): Tc;
begin
    len := length(child_elements_);
    if len = 0 then i := -1;
    else begin
        for i:=len-1 downto 0 do
            if child_elements_[i].LocalName = "tc" then break;
    end
    obj := new Tc(self, self.Prefix, "tc");
    self.InsertChild(obj, i+1);
    return obj;
end;

function Tr.AppendTc(): Tc;
begin
    obj := new Tc(self, self.Prefix, "tc");
    child_elements_[length(child_elements_)] := obj;
    return obj;
end;

function Tr.ReadTcs(_index);
begin
    ind := ifnil(_index) ? -2 : _index;
    arr := array();
    for k,v in child_elements_ do
    begin
        if v.LocalName = "tc" then
        begin
            arr[length(arr)] := v;
            ind--;
        end;
        if ind = -1 then return v;
    end;
    return arr;
end;

function Tr.ReadXmlAttrWRsidR();
begin
    return self.XmlAttrWRsidR.Value;
end;

function Tr.WriteXmlAttrWRsidR(_value);
begin
    self.XmlAttrWRsidR.Value := _value;
end;

function Tr.ReadXmlAttrW14ParaId();
begin
    return self.XmlAttrW14ParaId.Value;
end;

function Tr.WriteXmlAttrW14ParaId(_value);
begin
    self.XmlAttrW14ParaId.Value := _value;
end;

function Tr.ReadXmlAttrW14TextId();
begin
    return self.XmlAttrW14TextId.Value;
end;

function Tr.WriteXmlAttrW14TextId(_value);
begin
    self.XmlAttrW14TextId.Value := _value;
end;

function Tr.ReadXmlAttrWRsidTr();
begin
    return self.XmlAttrWRsidTr.Value;
end;

function Tr.WriteXmlAttrWRsidTr(_value);
begin
    self.XmlAttrWRsidTr.Value := _value;
end;