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diff --git a/chart2/source/inc/MovingAverageRegressionCurveCalculator.hxx b/chart2/source/inc/MovingAverageRegressionCurveCalculator.hxx
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+++ b/chart2/source/inc/MovingAverageRegressionCurveCalculator.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 CHART2_MOVINGAVERAGEREGRESSIONCURVECALCULATOR_HXX
+#define CHART2_MOVINGAVERAGEREGRESSIONCURVECALCULATOR_HXX
+
+#include "RegressionCurveCalculator.hxx"
+#include <vector>
+
+namespace chart
+{
+
+class MovingAverageRegressionCurveCalculator : public RegressionCurveCalculator
+{
+public:
+    MovingAverageRegressionCurveCalculator();
+    virtual ~MovingAverageRegressionCurveCalculator();
+
+protected:
+    virtual OUString ImplGetRepresentation(
+        const ::com::sun::star::uno::Reference< ::com::sun::star::util::XNumberFormatter >& xNumFormatter,
+        ::sal_Int32 nNumberFormatKey ) const;
+
+private:
+    // ____ XRegressionCurveCalculator ____
+    virtual void SAL_CALL recalculateRegression(
+        const ::com::sun::star::uno::Sequence< double >& aXValues,
+        const ::com::sun::star::uno::Sequence< double >& aYValues )
+        throw (::com::sun::star::uno::RuntimeException);
+
+    virtual double SAL_CALL getCurveValue( double x )
+        throw (::com::sun::star::lang::IllegalArgumentException,
+               ::com::sun::star::uno::RuntimeException);
+
+    virtual ::com::sun::star::uno::Sequence< ::com::sun::star::geometry::RealPoint2D > SAL_CALL getCurveValues(
+        double min,
+        double max,
+        ::sal_Int32 nPointCount,
+        const ::com::sun::star::uno::Reference< ::com::sun::star::chart2::XScaling >& xScalingX,
+        const ::com::sun::star::uno::Reference< ::com::sun::star::chart2::XScaling >& xScalingY,
+        ::sal_Bool bMaySkipPointsInCalculation )
+        throw (::com::sun::star::lang::IllegalArgumentException,
+               ::com::sun::star::uno::RuntimeException);
+
+    std::vector<double> aYList;
+    std::vector<double> aXList;
+};
+
+} //  namespace chart
+
+#endif // CHART2_POLYNOMALREGRESSIONCURVECALCULATOR_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */