type EffectExtent = 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 Copy(_obj: EffectExtent);override;

public

    // attributes property
    property L read ReadXmlAttrL write WriteXmlAttrL;
    property T read ReadXmlAttrT write WriteXmlAttrT;
    property R read ReadXmlAttrR write WriteXmlAttrR;
    property B read ReadXmlAttrB write WriteXmlAttrB;
    function ReadXmlAttrL();
    function WriteXmlAttrL(_value);
    function ReadXmlAttrT();
    function WriteXmlAttrT(_value);
    function ReadXmlAttrR();
    function WriteXmlAttrR(_value);
    function ReadXmlAttrB();
    function WriteXmlAttrB(_value);

public
    // Attributes
    XmlAttrL: OpenXmlAttribute;
    XmlAttrT: OpenXmlAttribute;
    XmlAttrR: OpenXmlAttribute;
    XmlAttrB: OpenXmlAttribute;


end;

function EffectExtent.Create();overload;
begin
    {self.}Create(nil, "wp", "effectExtent");
end;

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

function EffectExtent.Create(_parent: tslobj; _prefix: string; _local_name: string);overload;
begin
    setsysparam(pn_calcctrlword(), getsysparam(pn_calcctrlword()) .| 0x200);
    class(OpenXmlElement).Create(_parent, _prefix, _local_name);
end;

function EffectExtent.Init();override;
begin
    pre := {self.}Prefix ? {self.}Prefix + ":" : "";
    attributes_ := array();
    attributes_pf_ := array(
        "l": makeweakref(thisFunction(WriteXmlAttrL)),
        "t": makeweakref(thisFunction(WriteXmlAttrT)),
        "r": makeweakref(thisFunction(WriteXmlAttrR)),
        "b": makeweakref(thisFunction(WriteXmlAttrB)),
    );
    sorted_child_ := array(
    );
    container_ := new TSOfficeContainer(sorted_child_);
end;

function EffectExtent.Copy(_obj: EffectExtent);override;
begin
    tslassigning_backup := tslassigning;
    tslassigning := 1;
    class(OpenXmlElement).Copy(_obj);
    if not ifnil(_obj.L) then
        {self.}L := _obj.L;
    if not ifnil(_obj.T) then
        {self.}T := _obj.T;
    if not ifnil(_obj.R) then
        {self.}R := _obj.R;
    if not ifnil(_obj.B) then
        {self.}B := _obj.B;
    tslassigning := tslassigning_backup;
end;

function EffectExtent.ReadXmlAttrL();
begin
    return {self.}XmlAttrL.Value;
end;

function EffectExtent.WriteXmlAttrL(_value);
begin
    if ifnil({self.}XmlAttrL) then
    begin
        {self.}XmlAttrL := new OpenXmlAttribute("", "l", nil);
        attributes_[length(attributes_)] := {self.}XmlAttrL;
    end
    {self.}XmlAttrL.Value := _value;
end;

function EffectExtent.ReadXmlAttrT();
begin
    return {self.}XmlAttrT.Value;
end;

function EffectExtent.WriteXmlAttrT(_value);
begin
    if ifnil({self.}XmlAttrT) then
    begin
        {self.}XmlAttrT := new OpenXmlAttribute("", "t", nil);
        attributes_[length(attributes_)] := {self.}XmlAttrT;
    end
    {self.}XmlAttrT.Value := _value;
end;

function EffectExtent.ReadXmlAttrR();
begin
    return {self.}XmlAttrR.Value;
end;

function EffectExtent.WriteXmlAttrR(_value);
begin
    if ifnil({self.}XmlAttrR) then
    begin
        {self.}XmlAttrR := new OpenXmlAttribute("", "r", nil);
        attributes_[length(attributes_)] := {self.}XmlAttrR;
    end
    {self.}XmlAttrR.Value := _value;
end;

function EffectExtent.ReadXmlAttrB();
begin
    return {self.}XmlAttrB.Value;
end;

function EffectExtent.WriteXmlAttrB(_value);
begin
    if ifnil({self.}XmlAttrB) then
    begin
        {self.}XmlAttrB := new OpenXmlAttribute("", "b", nil);
        attributes_[length(attributes_)] := {self.}XmlAttrB;
    end
    {self.}XmlAttrB.Value := _value;
end;