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diff --git a/oox/inc/drawingml/chart/titleconverter.hxx b/oox/inc/drawingml/chart/titleconverter.hxx
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+++ b/oox/inc/drawingml/chart/titleconverter.hxx
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifndef INCLUDED_OOX_DRAWINGML_CHART_TITLECONVERTER_HXX
+#define INCLUDED_OOX_DRAWINGML_CHART_TITLECONVERTER_HXX
+
+#include <drawingml/chart/converterbase.hxx>
+
+namespace com::sun::star {
+    namespace chart2 { class XDiagram; }
+    namespace chart2 { class XFormattedString; }
+    namespace chart2 { class XTitled; }
+    namespace chart2::data { class XDataSequence; }
+}
+
+namespace oox::drawingml { struct TextCharacterProperties; }
+
+namespace oox::drawingml::chart {
+
+
+struct TextModel;
+
+class TextConverter final : public ConverterBase< TextModel >
+{
+public:
+    explicit            TextConverter( const ConverterRoot& rParent, TextModel& rModel );
+    virtual             ~TextConverter() override;
+
+    /** Creates a data sequence object from the contained text data. */
+    css::uno::Reference< css::chart2::data::XDataSequence >
+                        createDataSequence( const OUString& rRole );
+    /** Creates a sequence of formatted string objects. */
+    css::uno::Sequence< css::uno::Reference< css::chart2::XFormattedString > >
+                        createStringSequence(
+                            const OUString& rDefaultText,
+                            const ModelRef< TextBody >& rxTextProp,
+                            ObjectType eObjType );
+
+private:
+    css::uno::Reference< css::chart2::XFormattedString >
+                        appendFormattedString(
+                            ::std::vector< css::uno::Reference< css::chart2::XFormattedString > >& orStringVec,
+                            const OUString& rString,
+                            bool bAddNewLine ) const;
+};
+
+
+struct TitleModel;
+
+class TitleConverter final : public ConverterBase< TitleModel >
+{
+public:
+    explicit            TitleConverter( const ConverterRoot& rParent, TitleModel& rModel );
+    virtual             ~TitleConverter() override;
+
+    /** Creates a title text object and attaches it at the passed interface. */
+    void                convertFromModel(
+                            const css::uno::Reference< css::chart2::XTitled >& rxTitled,
+                            const OUString& rAutoTitle, ObjectType eObjType,
+                            sal_Int32 nMainIdx = -1, sal_Int32 nSubIdx = -1 );
+};
+
+
+struct LegendModel;
+
+class LegendConverter final : public ConverterBase< LegendModel >
+{
+public:
+    explicit            LegendConverter( const ConverterRoot& rParent, LegendModel& rModel );
+    virtual             ~LegendConverter() override;
+
+    /** Creates a legend object and attaches it at the passed diagram. */
+    void                convertFromModel(
+                            const css::uno::Reference< css::chart2::XDiagram >& rxDiagram );
+
+private:
+    void                legendEntriesFormatting(const css::uno::Reference<css::chart2::XDiagram>& rxDiagram);
+};
+
+
+} // namespace oox::drawingml::chart
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */