type PgSz = class(OpenXmlElement)
public
    function Create();overload;
    function Create(_node);overload;
    function Create(_parent, _prefix, _local_name);overload;
    function Init();override;
    function InitAttributes();override;
    function InitChildren();override;
    function InitNode(_node);override;
    function Copy(_obj);override;

    property W read ReadXmlAttrW write WriteXmlAttrW;
    property H read ReadXmlAttrH write WriteXmlAttrH;
    property Orient read ReadXmlAttrOrient write WriteXmlAttrOrient;
    function ReadXmlAttrW();
    function WriteXmlAttrW(_value);
    function ReadXmlAttrH();
    function WriteXmlAttrH(_value);
    function ReadXmlAttrOrient();
    function WriteXmlAttrOrient(_value);

public
    //  Attributes
    XmlAttrW;
    XmlAttrH;
    XmlAttrOrient;

    // Children

end;

function PgSz.Create();overload;
begin
    self.Create(nil, "w", "pgSz");
end;

function PgSz.Create(_node);overload;
begin
    class(OpenXmlElement).Create(_node);
end;

function PgSz.Create(_parent, _prefix, _local_name);overload;
begin
    class(OpenXmlElement).Create(_parent, _prefix, _local_name);
end;

function PgSz.Init();override;
begin
    self.XmlAttrW := new OpenXmlAttribute(self.Prefix, "w", nil);
    self.XmlAttrH := new OpenXmlAttribute(self.Prefix, "h", nil);
    self.XmlAttrOrient := new OpenXmlAttribute(self.Prefix, "orient", nil);
end;

function PgSz.InitAttributes();override;
begin
    attributes_ := array(
        self.XmlAttrW,
        self.XmlAttrH,
        self.XmlAttrOrient,
    );
end;

function PgSz.InitChildren();override;
begin
    child_elements_ := array(
    );
    sorted_child_ := array(
        "": -1,
    );
end;

function PgSz.InitNode(_node);override;
begin
    if ifObj(self.XmlNode) then
        for k,v in child_elements_ do v.InitNode(nil);
    self.XmlNode := ifObj(_node) ? _node : nil;
end;

function PgSz.Copy(_obj);override;
begin
    if not ifnil(_obj.XmlAttrW.Value) then
        self.XmlAttrW.Value := _obj.XmlAttrW.Value;
    if not ifnil(_obj.XmlAttrH.Value) then
        self.XmlAttrH.Value := _obj.XmlAttrH.Value;
    if not ifnil(_obj.XmlAttrOrient.Value) then
        self.XmlAttrOrient.Value := _obj.XmlAttrOrient.Value;
end;

function PgSz.ReadXmlAttrW();
begin
    return self.XmlAttrW.Value;
end;

function PgSz.WriteXmlAttrW(_value);
begin
    self.XmlAttrW.Value := _value;
end;

function PgSz.ReadXmlAttrH();
begin
    return self.XmlAttrH.Value;
end;

function PgSz.WriteXmlAttrH(_value);
begin
    self.XmlAttrH.Value := _value;
end;

function PgSz.ReadXmlAttrOrient();
begin
    return self.XmlAttrOrient.Value;
end;

function PgSz.WriteXmlAttrOrient(_value);
begin
    self.XmlAttrOrient.Value := _value;
end;