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diff --git a/chart2/source/view/axes/VPolarCoordinateSystem.hxx b/chart2/source/view/axes/VPolarCoordinateSystem.hxx
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+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org.  If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+#ifndef _CHART2_VPOLAR_COORDINATESYSTEM_HXX
+#define _CHART2_VPOLAR_COORDINATESYSTEM_HXX
+
+#include "VCoordinateSystem.hxx"
+
+//.............................................................................
+namespace chart
+{
+//.............................................................................
+
+//-----------------------------------------------------------------------------
+/**
+*/
+class VPolarCoordinateSystem : public VCoordinateSystem
+{
+public:
+    VPolarCoordinateSystem( const ::com::sun::star::uno::Reference<
+        ::com::sun::star::chart2::XCoordinateSystem >& xCooSys );
+    virtual ~VPolarCoordinateSystem();
+
+    //better performance for big data
+    virtual ::com::sun::star::uno::Sequence< sal_Int32 > getCoordinateSystemResolution( const ::com::sun::star::awt::Size& rPageSize
+                                    , const ::com::sun::star::awt::Size& rPageResolution );
+
+    virtual void createVAxisList(
+            const ::com::sun::star::uno::Reference< ::com::sun::star::util::XNumberFormatsSupplier > & xNumberFormatsSupplier
+            , const ::com::sun::star::awt::Size& rFontReferenceSize
+            , const ::com::sun::star::awt::Rectangle& rMaximumSpaceForLabels );
+
+    virtual void initVAxisInList();
+    virtual void updateScalesAndIncrementsOnAxes();
+
+    virtual void createGridShapes();
+
+private:
+    VPolarCoordinateSystem();
+};
+
+//.............................................................................
+} //namespace chart
+//.............................................................................
+#endif