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diff --git a/include/drawinglayer/primitive2d/discreteshadowprimitive2d.hxx b/include/drawinglayer/primitive2d/discreteshadowprimitive2d.hxx
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+++ b/include/drawinglayer/primitive2d/discreteshadowprimitive2d.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 <drawinglayer/drawinglayerdllapi.h>
+
+#include <drawinglayer/primitive2d/primitivetools2d.hxx>
+#include <vcl/bitmapex.hxx>
+#include <basegfx/matrix/b2dhommatrix.hxx>
+
+
+// DiscreteShadowPrimitive2D class
+
+namespace drawinglayer::primitive2d
+{
+        /** DiscreteShadow data class
+
+         */
+        class DRAWINGLAYER_DLLPUBLIC DiscreteShadow
+        {
+        private:
+            /// the original shadow BitmapEx in a special form
+            BitmapEx                    maBitmapEx;
+
+            /// buffered extracted parts of CombinedShadow for easier usage
+            BitmapEx                    maTopLeft;
+            BitmapEx                    maTop;
+            BitmapEx                    maTopRight;
+            BitmapEx                    maRight;
+            BitmapEx                    maBottomRight;
+            BitmapEx                    maBottom;
+            BitmapEx                    maBottomLeft;
+            BitmapEx                    maLeft;
+
+        public:
+            /// constructor
+            explicit DiscreteShadow(const BitmapEx& rBitmapEx);
+
+            /// data read access
+            const BitmapEx& getBitmapEx() const { return maBitmapEx; }
+
+            /// compare operator
+            bool operator==(const DiscreteShadow& rCompare) const
+            {
+                return getBitmapEx() == rCompare.getBitmapEx();
+            }
+
+            /// helper accesses which create on-demand needed segments
+            const BitmapEx& getTopLeft() const;
+            const BitmapEx& getTop() const;
+            const BitmapEx& getTopRight() const;
+            const BitmapEx& getRight() const;
+            const BitmapEx& getBottomRight() const;
+            const BitmapEx& getBottom() const;
+            const BitmapEx& getBottomLeft() const;
+            const BitmapEx& getLeft() const;
+        };
+
+        /** DiscreteShadowPrimitive2D class
+
+         */
+        class DRAWINGLAYER_DLLPUBLIC DiscreteShadowPrimitive2D final : public DiscreteMetricDependentPrimitive2D
+        {
+        private:
+            // the object transformation of the rectangular object
+            basegfx::B2DHomMatrix       maTransform;
+
+            // the bitmap shadow data
+            DiscreteShadow              maDiscreteShadow;
+
+            /// create local decomposition
+            virtual void create2DDecomposition(Primitive2DContainer& rContainer, const geometry::ViewInformation2D& rViewInformation) const override;
+
+        public:
+            /// constructor
+            DiscreteShadowPrimitive2D(
+                const basegfx::B2DHomMatrix& rTransform,
+                const DiscreteShadow& rDiscreteShadow);
+
+            /// data read access
+            const basegfx::B2DHomMatrix& getTransform() const { return maTransform; }
+            const DiscreteShadow& getDiscreteShadow() const { return maDiscreteShadow; }
+
+            /// compare operator
+            virtual bool operator==(const BasePrimitive2D& rPrimitive) const override;
+
+            /// get range
+            virtual basegfx::B2DRange getB2DRange(const geometry::ViewInformation2D& rViewInformation) const override;
+
+            /// provide unique ID
+            virtual sal_uInt32 getPrimitive2DID() const override;
+        };
+} // end of namespace drawinglayer::primitive2d
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */