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diff --git a/drawinglayer/source/processor2d/vclhelperbufferdevice.hxx b/drawinglayer/source/processor2d/vclhelperbufferdevice.hxx
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+++ b/drawinglayer/source/processor2d/vclhelperbufferdevice.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 INCLUDED_DRAWINGLAYER_PROCESSOR2D_VCLHELPERBUFFERDEVICE_HXX
+#define INCLUDED_DRAWINGLAYER_PROCESSOR2D_VCLHELPERBUFFERDEVICE_HXX
+
+#include <vcl/virdev.hxx>
+
+//////////////////////////////////////////////////////////////////////////////
+// predefines
+
+namespace basegfx { class B2DRange; }
+
+//////////////////////////////////////////////////////////////////////////////
+// support methods for vcl direct gradient renderering
+
+namespace drawinglayer
+{
+    class impBufferDevice
+    {
+        OutputDevice&                       mrOutDev;
+        VirtualDevice                       maContent;
+        VirtualDevice*                      mpMask;
+        VirtualDevice*                      mpAlpha;
+        Rectangle                           maDestPixel;
+
+    public:
+        impBufferDevice(
+            OutputDevice& rOutDev,
+            const basegfx::B2DRange& rRange,
+            bool bAddOffsetToMapping);
+        ~impBufferDevice();
+
+        void paint(double fTrans = 0.0);
+        bool isVisible() const { return !maDestPixel.IsEmpty(); }
+        VirtualDevice& getContent() { return maContent; }
+        VirtualDevice& getMask();
+        VirtualDevice& getTransparence();
+    };
+} // end of namespace drawinglayer
+
+//////////////////////////////////////////////////////////////////////////////
+
+#endif // INCLUDED_DRAWINGLAYER_PROCESSOR2D_VCLHELPERBUFFERDEVICE_HXX
+
+// eof