type ThemeElements = 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 Name read ReadXmlAttrName write WriteXmlAttrName;
	function ReadXmlAttrName();
	function WriteXmlAttrName(_value);

public
	//  Attributes
	XmlAttrName;

	// Children
	ClrScheme;
	FontScheme;
	FmtScheme;

end;

function ThemeElements.Create();overload;
begin
	self.Create(nil, "a", "themeElements");
end;

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

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

function ThemeElements.Init();override;
begin
	self.XmlAttrName := new OpenXmlAttribute(nil, "name", nil);
	self.ClrScheme := new ClrScheme(self, self.Prefix, "clrScheme");
	self.FontScheme := new FontScheme(self, self.Prefix, "fontScheme");
	self.FmtScheme := new FmtScheme(self, self.Prefix, "fmtScheme");
end;

function ThemeElements.InitAttributes();override;
begin
	attributes_ := array(
		self.XmlAttrName,
	);
end;

function ThemeElements.InitChildren();override;
begin
	child_elements_ := array(
		0: self.ClrScheme,
		1: self.FontScheme,
		2: self.FmtScheme,
	);
	sorted_child_ := array(
		"": -1,
		self.ClrScheme.ElementName: 0,
		self.FontScheme.ElementName: 1,
		self.FmtScheme.ElementName: 2,
	);
end;

function ThemeElements.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;
	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
			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 ThemeElements.Copy(_obj);override;
begin
	if not ifnil(_obj.XmlAttrName.Value) then
		self.XmlAttrName.Value := _obj.XmlAttrName.Value;
	self.ClrScheme.Copy(_obj.ClrScheme);
	self.FontScheme.Copy(_obj.FontScheme);
	self.FmtScheme.Copy(_obj.FmtScheme);
end;

function ThemeElements.ReadXmlAttrName();
begin
	return self.XmlAttrName.Value;
end;

function ThemeElements.WriteXmlAttrName(_value);
begin
	self.XmlAttrName.Value := _value;
end;