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diff --git a/chart2/source/inc/WrappedProperty.hxx b/chart2/source/inc/WrappedProperty.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 .
+ */
+#pragma once
+
+#include <com/sun/star/beans/PropertyState.hpp>
+#include <com/sun/star/uno/Any.hxx>
+#include <rtl/ustring.hxx>
+#include "charttoolsdllapi.hxx"
+
+#include <map>
+#include <memory>
+
+namespace com::sun::star::beans { class XPropertySet; }
+namespace com::sun::star::beans { class XPropertyState; }
+namespace com::sun::star::uno { template <class interface_type> class Reference; }
+
+namespace chart
+{
+
+class OOO_DLLPUBLIC_CHARTTOOLS WrappedProperty
+{
+    /** The property visible to the outer PropertySet in the PropertySetWrapper may have a different name, type and value than
+    a corresponding property of the inner PropertySet. Use this class to do the conversion between the two.
+    */
+public:
+    WrappedProperty( OUString aOuterName, OUString aInnerName );
+    virtual ~WrappedProperty();
+
+    const OUString& getOuterName() const { return m_aOuterName;}
+    virtual OUString getInnerName() const;
+
+    /// @throws css::beans::UnknownPropertyException
+    /// @throws css::beans::PropertyVetoException
+    /// @throws css::lang::IllegalArgumentException
+    /// @throws css::lang::WrappedTargetException
+    /// @throws css::uno::RuntimeException
+    virtual void setPropertyValue( const css::uno::Any& rOuterValue, const css::uno::Reference< css::beans::XPropertySet >& xInnerPropertySet ) const;
+
+    /// @throws css::beans::UnknownPropertyException
+    /// @throws css::lang::WrappedTargetException
+    /// @throws css::uno::RuntimeException
+    virtual css::uno::Any getPropertyValue( const css::uno::Reference< css::beans::XPropertySet >& xInnerPropertySet ) const;
+
+    /// @throws css::beans::UnknownPropertyException
+    /// @throws css::uno::RuntimeException
+    virtual void setPropertyToDefault( const css::uno::Reference< css::beans::XPropertyState >& xInnerPropertyState ) const;
+
+    /// @throws css::beans::UnknownPropertyException
+    /// @throws css::lang::WrappedTargetException
+    /// @throws css::uno::RuntimeException
+    virtual css::uno::Any getPropertyDefault( const css::uno::Reference< css::beans::XPropertyState >& xInnerPropertyState ) const;
+
+    /// @throws css::beans::UnknownPropertyException
+    /// @throws css::uno::RuntimeException
+    virtual css::beans::PropertyState getPropertyState( const css::uno::Reference< css::beans::XPropertyState >& xInnerPropertyState ) const;
+
+protected:
+    virtual css::uno::Any convertInnerToOuterValue( const css::uno::Any& rInnerValue ) const;
+    virtual css::uno::Any convertOuterToInnerValue( const css::uno::Any& rOuterValue ) const;
+
+protected:
+    OUString             m_aOuterName;
+    OUString             m_aInnerName;
+};
+
+typedef std::map< sal_Int32, std::unique_ptr<const WrappedProperty> > tWrappedPropertyMap;
+
+} //namespace chart
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */