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diff --git a/chart2/source/view/inc/LabelPositionHelper.hxx b/chart2/source/view/inc/LabelPositionHelper.hxx
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+++ b/chart2/source/view/inc/LabelPositionHelper.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_CHART2_SOURCE_VIEW_INC_LABELPOSITIONHELPER_HXX
+#define INCLUDED_CHART2_SOURCE_VIEW_INC_LABELPOSITIONHELPER_HXX
+
+#include "LabelAlignment.hxx"
+#include "PropertyMapper.hxx"
+#include <com/sun/star/awt/Point.hpp>
+
+namespace com::sun::star::drawing { struct Position3D; }
+namespace com::sun::star::drawing { class XShapes; }
+namespace com::sun::star::awt { struct Size; }
+namespace com::sun::star::drawing { class XShape; }
+
+namespace chart
+{
+
+class ShapeFactory;
+
+class LabelPositionHelper
+{
+public:
+    LabelPositionHelper() = delete;
+    LabelPositionHelper(
+          sal_Int32 nDimensionCount
+        , const css::uno::Reference< css::drawing::XShapes >& xLogicTarget
+        , ShapeFactory* pShapeFactory );
+    virtual ~LabelPositionHelper();
+
+    css::awt::Point transformSceneToScreenPosition(
+            const css::drawing::Position3D& rScenePosition3D ) const;
+
+    static void changeTextAdjustment( tAnySequence& rPropValues, const tNameSequence& rPropNames, LabelAlignment eAlignment);
+    static void doDynamicFontResize(  tAnySequence& rPropValues, const tNameSequence& rPropNames
+                    , const css::uno::Reference< css::beans::XPropertySet >& xAxisModelProps
+                    , const css::awt::Size& rNewReferenceSize );
+
+    static void correctPositionForRotation( const css::uno::Reference< css::drawing::XShape >& xShape2DText
+                    , LabelAlignment eLabelAlignment, const double fRotationAngle, bool bRotateAroundCenter );
+
+protected:
+    sal_Int32                m_nDimensionCount;
+
+private:
+    //these members are only necessary for transformation from 3D to 2D
+    css::uno::Reference< css::drawing::XShapes >    m_xLogicTarget;
+    ShapeFactory* m_pShapeFactory;
+};
+
+} //namespace chart
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */