type GraphicData = 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: GraphicData);override;

public

    // attributes property
    property Uri read ReadXmlAttrUri write WriteXmlAttrUri;
    function ReadXmlAttrUri();
    function WriteXmlAttrUri(_value);

    // normal property
    property Pic read ReadXmlChildPic;
    property Chart read ReadXmlChildChart;
    property Wsp read ReadXmlChildWsp;
    function ReadXmlChildPic();
    function ReadXmlChildChart();
    function ReadXmlChildWsp();

public
    // Attributes
    XmlAttrUri: OpenXmlAttribute;

    // Children
    XmlChildPic: Pic;
    XmlChildChart: Chart;
    XmlChildWsp: Wsp;

end;

function GraphicData.Create();overload;
begin
    {self.}Create(nil, "a", "graphicData");
end;

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

function GraphicData.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 GraphicData.Init();override;
begin
    pre := {self.}Prefix ? {self.}Prefix + ":" : "";
    attributes_ := array();
    attributes_pf_ := array(
        "uri": makeweakref(thisFunction(WriteXmlAttrUri)),
    );
    sorted_child_ := array(
        "pic:pic": array(0, makeweakref(thisFunction(ReadXmlChildPic))),
        "c:chart": array(1, makeweakref(thisFunction(ReadXmlChildChart))),
        "wps:wsp": array(2, makeweakref(thisFunction(ReadXmlChildWsp))),
    );
    container_ := new TSOfficeContainer(sorted_child_);
end;

function GraphicData.Copy(_obj: GraphicData);override;
begin
    tslassigning_backup := tslassigning;
    tslassigning := 1;
    class(OpenXmlElement).Copy(_obj);
    if not ifnil(_obj.Uri) then
        {self.}Uri := _obj.Uri;
    if not ifnil(_obj.XmlChildPic) then
        {self.}Pic.Copy(_obj.XmlChildPic);
    if not ifnil(_obj.XmlChildChart) then
        {self.}Chart.Copy(_obj.XmlChildChart);
    if not ifnil(_obj.XmlChildWsp) then
        {self.}Wsp.Copy(_obj.XmlChildWsp);
    tslassigning := tslassigning_backup;
end;

function GraphicData.ReadXmlAttrUri();
begin
    return {self.}XmlAttrUri.Value;
end;

function GraphicData.WriteXmlAttrUri(_value);
begin
    if ifnil({self.}XmlAttrUri) then
    begin
        {self.}XmlAttrUri := new OpenXmlAttribute("", "uri", nil);
        attributes_[length(attributes_)] := {self.}XmlAttrUri;
    end
    {self.}XmlAttrUri.Value := _value;
end;

function GraphicData.ReadXmlChildPic();
begin
    if tslassigning and ifnil({self.}XmlChildPic) then
    begin
        {self.}XmlChildPic := new Pic(self, "pic", "pic");
        container_.Set({self.}XmlChildPic);
    end
    return {self.}XmlChildPic;
end;

function GraphicData.ReadXmlChildChart();
begin
    if tslassigning and ifnil({self.}XmlChildChart) then
    begin
        {self.}XmlChildChart := new Chart(self, "c", "chart");
        container_.Set({self.}XmlChildChart);
    end
    return {self.}XmlChildChart;
end;

function GraphicData.ReadXmlChildWsp();
begin
    if tslassigning and ifnil({self.}XmlChildWsp) then
    begin
        {self.}XmlChildWsp := new Wsp(self, "wps", "wsp");
        container_.Set({self.}XmlChildWsp);
    end
    return {self.}XmlChildWsp;
end;