Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

6 files changed, 619 insertions, 0 deletions

diff --git a/drawinglayer/inc/primitive3d/hatchtextureprimitive3d.hxx b/drawinglayer/inc/primitive3d/hatchtextureprimitive3d.hxx
new file mode 100644
index 000000000..1329bf706
--- /dev/null
+++ b/drawinglayer/inc/primitive3d/hatchtextureprimitive3d.hxx
@@ -0,0 +1,78 @@
+/* -*- 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 <primitive3d/textureprimitive3d.hxx>
+#include <drawinglayer/attribute/fillhatchattribute.hxx>
+
+
+namespace drawinglayer
+{
+    namespace primitive3d
+    {
+        /** HatchTexturePrimitive3D class
+
+            HatchTexturePrimitive3D is derived from GroupPrimitive3D, but implements
+            a decomposition which is complicated enough for buffering. Since the group
+            primitive has no default buffering, it is necessary here to add a local
+            buffering mechanism for the decomposition
+         */
+        class HatchTexturePrimitive3D final : public TexturePrimitive3D
+        {
+            /// the hatch definition
+            attribute::FillHatchAttribute                   maHatch;
+
+            /// the buffered decomposed hatch
+            Primitive3DContainer                             maBuffered3DDecomposition;
+
+            /// helper: local decomposition
+            Primitive3DContainer impCreate3DDecomposition() const;
+
+            /// local access methods to maBufferedDecomposition
+            const Primitive3DContainer& getBuffered3DDecomposition() const { return maBuffered3DDecomposition; }
+
+        public:
+            /// constructor
+            HatchTexturePrimitive3D(
+                const attribute::FillHatchAttribute& rHatch,
+                const Primitive3DContainer& rChildren,
+                const basegfx::B2DVector& rTextureSize,
+                bool bModulate,
+                bool bFilter);
+
+            /// data read access
+            const attribute::FillHatchAttribute& getHatch() const { return maHatch; }
+
+            /// compare operator
+            virtual bool operator==(const BasePrimitive3D& rPrimitive) const override;
+
+            /// local decomposition.
+            virtual Primitive3DContainer get3DDecomposition(const geometry::ViewInformation3D& rViewInformation) const override;
+
+            /// provide unique ID
+            DeclPrimitive3DIDBlock()
+        };
+    } // end of namespace primitive3d
+} // end of namespace drawinglayer
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/drawinglayer/inc/primitive3d/hiddengeometryprimitive3d.hxx b/drawinglayer/inc/primitive3d/hiddengeometryprimitive3d.hxx
new file mode 100644
index 000000000..246abe38a
--- /dev/null
+++ b/drawinglayer/inc/primitive3d/hiddengeometryprimitive3d.hxx
@@ -0,0 +1,61 @@
+/* -*- 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/primitive3d/groupprimitive3d.hxx>
+
+
+namespace drawinglayer
+{
+    namespace primitive3d
+    {
+        // This primitive is used to represent geometry for non-visible objects,
+        // e.g. a 3D cube without fill attributes. To still be able to use
+        // primitives for HitTest functionality, the 3d decompositions produce
+        // an as much as possible simplified fill geometry encapsulated in this
+        // primitive when there is no fill geometry. Currently, the 3d hit test
+        // uses only areas, so maybe in a further enhanced version this will change
+        // to 'if neither filled nor lines' creation criteria. The whole primitive
+        // decomposes to nothing, so no one not knowing it will be influenced. Only
+        // helper processors for hit test (and maybe BoundRect extractors) will
+        // use it and its children subcontent.
+        class HiddenGeometryPrimitive3D final : public GroupPrimitive3D
+        {
+        public:
+            explicit HiddenGeometryPrimitive3D(const Primitive3DContainer& rChildren);
+
+            // despite returning an empty decomposition since it's no visualisation data,
+            // range calculation is intended to use hidden geometry, so
+            // the local implementation will return the children's range
+            virtual basegfx::B3DRange getB3DRange(const geometry::ViewInformation3D& rViewInformation) const override;
+
+            /// The default implementation returns an empty sequence
+            virtual Primitive3DContainer get3DDecomposition(const geometry::ViewInformation3D& rViewInformation) const override;
+
+            // provide unique ID
+            DeclPrimitive3DIDBlock()
+        };
+    } // end of namespace primitive3d
+} // end of namespace drawinglayer
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/drawinglayer/inc/primitive3d/polygontubeprimitive3d.hxx b/drawinglayer/inc/primitive3d/polygontubeprimitive3d.hxx
new file mode 100644
index 000000000..e27201ad6
--- /dev/null
+++ b/drawinglayer/inc/primitive3d/polygontubeprimitive3d.hxx
@@ -0,0 +1,92 @@
+/* -*- 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/primitive3d/polygonprimitive3d.hxx>
+
+
+namespace drawinglayer
+{
+    namespace primitive3d
+    {
+        /** PolygonStrokePrimitive3D class
+
+            This 3D primitive extends a 3D hairline to a 3D tube which is
+            e.g. used for fat lines in 3D. It's decomposition will create all
+            3D objects needed for the line tubes and the edge roundings
+            in full 3D.
+         */
+        class PolygonTubePrimitive3D final : public PolygonHairlinePrimitive3D
+        {
+            /// hold the last decomposition since it's expensive
+            Primitive3DContainer                         maLast3DDecomposition;
+
+            /// visualisation parameters
+            double                                      mfRadius;
+            double                                      mfDegreeStepWidth;
+            double                                      mfMiterMinimumAngle;
+            basegfx::B2DLineJoin                        maLineJoin;
+            css::drawing::LineCap                       maLineCap;
+
+            /** access methods to maLast3DDecomposition. The usage of this methods may allow
+                later thread-safe stuff to be added if needed. Only to be used by getDecomposition()
+                implementations for buffering the last decomposition.
+             */
+            const Primitive3DContainer& getLast3DDecomposition() const { return maLast3DDecomposition; }
+
+            /// local decomposition.
+            Primitive3DContainer impCreate3DDecomposition(const geometry::ViewInformation3D& rViewInformation) const;
+
+        public:
+            /// constructor
+            PolygonTubePrimitive3D(
+                const basegfx::B3DPolygon& rPolygon,
+                const basegfx::BColor& rBColor,
+                double fRadius,
+                basegfx::B2DLineJoin aLineJoin,
+                css::drawing::LineCap aLineCap,
+                double fDegreeStepWidth = basegfx::deg2rad(10.0),
+                double fMiterMinimumAngle = basegfx::deg2rad(15.0));
+
+            /// data read access
+            double getRadius() const { return mfRadius; }
+            double getDegreeStepWidth() const { return mfDegreeStepWidth; }
+            double getMiterMinimumAngle() const { return mfMiterMinimumAngle; }
+            basegfx::B2DLineJoin getLineJoin() const { return maLineJoin; }
+            css::drawing::LineCap getLineCap() const { return maLineCap; }
+
+            /// compare operator
+            virtual bool operator==(const BasePrimitive3D& rPrimitive) const override;
+
+            /** local decomposition. Use own buffering since we are not derived from
+                BufferedDecompositionPrimitive3D
+             */
+            virtual Primitive3DContainer get3DDecomposition(const geometry::ViewInformation3D& rViewInformation) const override;
+
+            /// provide unique ID
+            DeclPrimitive3DIDBlock()
+        };
+    } // end of namespace primitive3d
+} // end of namespace drawinglayer
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/drawinglayer/inc/primitive3d/sdrdecompositiontools3d.hxx b/drawinglayer/inc/primitive3d/sdrdecompositiontools3d.hxx
new file mode 100644
index 000000000..9a4d62cbc
--- /dev/null
+++ b/drawinglayer/inc/primitive3d/sdrdecompositiontools3d.hxx
@@ -0,0 +1,92 @@
+/* -*- 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/primitive3d/baseprimitive3d.hxx>
+#include <com/sun/star/drawing/TextureProjectionMode.hpp>
+#include <vector>
+
+
+// predefines
+
+namespace basegfx {
+    class B3DPolyPolygon;
+    class B3DHomMatrix;
+    class B2DVector;
+}
+
+namespace drawinglayer::attribute {
+    class SdrLineAttribute;
+    class SdrFillAttribute;
+    class Sdr3DObjectAttribute;
+    class FillGradientAttribute;
+    class SdrShadowAttribute;
+}
+
+
+namespace drawinglayer
+{
+    namespace primitive3d
+    {
+        // #i98295#
+        basegfx::B3DRange getRangeFrom3DGeometry(::std::vector< basegfx::B3DPolyPolygon >& rFill);
+        void applyNormalsKindSphereTo3DGeometry(::std::vector< basegfx::B3DPolyPolygon >& rFill, const basegfx::B3DRange& rRange);
+        void applyNormalsKindFlatTo3DGeometry(::std::vector< basegfx::B3DPolyPolygon >& rFill);
+        void applyNormalsInvertTo3DGeometry(::std::vector< basegfx::B3DPolyPolygon >& rFill);
+
+        // #i98314#
+        void applyTextureTo3DGeometry(
+            css::drawing::TextureProjectionMode eModeX,
+            css::drawing::TextureProjectionMode eModeY,
+            ::std::vector< basegfx::B3DPolyPolygon >& rFill,
+            const basegfx::B3DRange& rRange,
+            const basegfx::B2DVector& rTextureSize);
+
+        Primitive3DContainer create3DPolyPolygonLinePrimitives(
+            const basegfx::B3DPolyPolygon& rUnitPolyPolygon,
+            const basegfx::B3DHomMatrix& rObjectTransform,
+            const attribute::SdrLineAttribute& rLine);
+
+        Primitive3DContainer create3DPolyPolygonFillPrimitives(
+            const ::std::vector< basegfx::B3DPolyPolygon >& r3DPolyPolygonVector,
+            const basegfx::B3DHomMatrix& rObjectTransform,
+            const basegfx::B2DVector& rTextureSize,
+            const attribute::Sdr3DObjectAttribute& aSdr3DObjectAttribute,
+            const attribute::SdrFillAttribute& rFill,
+            const attribute::FillGradientAttribute& rFillGradient);
+
+        Primitive3DContainer createShadowPrimitive3D(
+            const Primitive3DContainer& rSource,
+            const attribute::SdrShadowAttribute& rShadow,
+            bool bShadow3D);
+
+        Primitive3DContainer createHiddenGeometryPrimitives3D(
+            const ::std::vector< basegfx::B3DPolyPolygon >& r3DPolyPolygonVector,
+            const basegfx::B3DHomMatrix& rObjectTransform,
+            const basegfx::B2DVector& rTextureSize,
+            const attribute::Sdr3DObjectAttribute& aSdr3DObjectAttribute);
+
+    } // end of namespace primitive3d
+} // end of namespace drawinglayer
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/drawinglayer/inc/primitive3d/shadowprimitive3d.hxx b/drawinglayer/inc/primitive3d/shadowprimitive3d.hxx
new file mode 100644
index 000000000..60ec61fe7
--- /dev/null
+++ b/drawinglayer/inc/primitive3d/shadowprimitive3d.hxx
@@ -0,0 +1,77 @@
+/* -*- 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/primitive3d/groupprimitive3d.hxx>
+#include <basegfx/matrix/b2dhommatrix.hxx>
+#include <basegfx/color/bcolor.hxx>
+
+
+namespace drawinglayer
+{
+    namespace primitive3d
+    {
+        /** ShadowPrimitive3D class
+
+            This 3D grouping primitive is used to define a shadow for
+            3d geometry by embedding it. The shadow of 3D objects are
+            2D polygons, so the shadow transformation is a 2D transformation.
+
+            If the Shadow3D flag is set, the shadow definition has to be
+            combined with the scene and camera definition to create the correct
+            projected shadow 2D-Polygons.
+         */
+        class ShadowPrimitive3D final : public GroupPrimitive3D
+        {
+            /// 2D shadow definition
+            basegfx::B2DHomMatrix                   maShadowTransform;
+            basegfx::BColor                         maShadowColor;
+            double                                  mfShadowTransparence;
+
+            bool                                    mbShadow3D : 1;
+
+        public:
+            /// constructor
+            ShadowPrimitive3D(
+                const basegfx::B2DHomMatrix& rShadowTransform,
+                const basegfx::BColor& rShadowColor,
+                double fShadowTransparence,
+                bool bShadow3D,
+                const Primitive3DContainer& rChildren);
+
+            /// data read access
+            const basegfx::B2DHomMatrix& getShadowTransform() const { return maShadowTransform; }
+            const basegfx::BColor& getShadowColor() const { return maShadowColor; }
+            double getShadowTransparence() const { return mfShadowTransparence; }
+            bool getShadow3D() const { return mbShadow3D; }
+
+            /// compare operator
+            virtual bool operator==(const BasePrimitive3D& rPrimitive) const override;
+
+            /// provide unique ID
+            DeclPrimitive3DIDBlock()
+        };
+    } // end of namespace primitive3d
+} // end of namespace drawinglayer
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/drawinglayer/inc/primitive3d/textureprimitive3d.hxx b/drawinglayer/inc/primitive3d/textureprimitive3d.hxx
new file mode 100644
index 000000000..0dc3ed4d3
--- /dev/null
+++ b/drawinglayer/inc/primitive3d/textureprimitive3d.hxx
@@ -0,0 +1,219 @@
+/* -*- 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/primitive3d/groupprimitive3d.hxx>
+#include <drawinglayer/attribute/fillgraphicattribute.hxx>
+#include <basegfx/vector/b2dvector.hxx>
+#include <drawinglayer/attribute/fillgradientattribute.hxx>
+
+
+namespace drawinglayer
+{
+    namespace primitive3d
+    {
+        /** TexturePrimitive3D class
+
+            This 3D grouping primitive is used to define a texture for
+            3d geometry by embedding it. It is used as base class for
+            extended texture definitions
+         */
+        class TexturePrimitive3D : public GroupPrimitive3D
+        {
+        private:
+            /// texture geometry definition
+            basegfx::B2DVector                          maTextureSize;
+
+            /// flag if texture shall be modulated with white interpolated color
+            bool                                        mbModulate : 1;
+
+            /// flag if texture shall be filtered
+            bool                                        mbFilter : 1;
+
+        public:
+            /// constructor
+            TexturePrimitive3D(
+                const Primitive3DContainer& rChildren,
+                const basegfx::B2DVector& rTextureSize,
+                bool bModulate,
+                bool bFilter);
+
+            /// data read access
+            const basegfx::B2DVector& getTextureSize() const { return maTextureSize; }
+            bool getModulate() const { return mbModulate; }
+            bool getFilter() const { return mbFilter; }
+
+            /// compare operator
+            virtual bool operator==(const BasePrimitive3D& rPrimitive) const override;
+        };
+    } // end of namespace primitive3d
+} // end of namespace drawinglayer
+
+
+namespace drawinglayer
+{
+    namespace primitive3d
+    {
+        /** UnifiedTransparenceTexturePrimitive3D class
+
+            This 3D primitive expands TexturePrimitive3D to a unified
+            transparence texture definition. All 3D primitives
+            embedded here will be shown with the given transparency.
+         */
+        class UnifiedTransparenceTexturePrimitive3D final : public TexturePrimitive3D
+        {
+        private:
+            /// transparency definition
+            double                                      mfTransparence;
+
+        public:
+            /// constructor
+            UnifiedTransparenceTexturePrimitive3D(
+                double fTransparence,
+                const Primitive3DContainer& rChildren);
+
+            /// data read access
+            double getTransparence() const { return mfTransparence; }
+
+            /// compare operator
+            virtual bool operator==(const BasePrimitive3D& rPrimitive) const override;
+
+            /// own getB3DRange implementation to include transparent geometries to BoundRect calculations
+            virtual basegfx::B3DRange getB3DRange(const geometry::ViewInformation3D& rViewInformation) const override;
+
+            /// local decomposition.
+            virtual Primitive3DContainer get3DDecomposition(const geometry::ViewInformation3D& rViewInformation) const override;
+
+            /// provide unique ID
+            DeclPrimitive3DIDBlock()
+        };
+    } // end of namespace primitive3d
+} // end of namespace drawinglayer
+
+
+namespace drawinglayer
+{
+    namespace primitive3d
+    {
+        /** GradientTexturePrimitive3D class
+
+            This 3D primitive expands TexturePrimitive3D to a gradient texture
+            definition. All 3D primitives embedded here will be shown with the
+            defined gradient.
+         */
+        class GradientTexturePrimitive3D : public TexturePrimitive3D
+        {
+        private:
+            /// the gradient definition
+            attribute::FillGradientAttribute        maGradient;
+
+        public:
+            /// constructor
+            GradientTexturePrimitive3D(
+                const attribute::FillGradientAttribute& rGradient,
+                const Primitive3DContainer& rChildren,
+                const basegfx::B2DVector& rTextureSize,
+                bool bModulate,
+                bool bFilter);
+
+            /// data read access
+            const attribute::FillGradientAttribute& getGradient() const { return maGradient; }
+
+            /// compare operator
+            virtual bool operator==(const BasePrimitive3D& rPrimitive) const override;
+
+            /// provide unique ID
+            DeclPrimitive3DIDBlock()
+        };
+    } // end of namespace primitive3d
+} // end of namespace drawinglayer
+
+
+namespace drawinglayer
+{
+    namespace primitive3d
+    {
+        /** BitmapTexturePrimitive3D class
+
+            This 3D primitive expands TexturePrimitive3D to a bitmap texture
+            definition. All 3D primitives embedded here will be shown with the
+            defined bitmap (maybe tiled if defined).
+         */
+        class BitmapTexturePrimitive3D final : public TexturePrimitive3D
+        {
+        private:
+            /// bitmap fill attribute
+            attribute::FillGraphicAttribute     maFillGraphicAttribute;
+
+        public:
+            /// constructor
+            BitmapTexturePrimitive3D(
+                const attribute::FillGraphicAttribute& rFillGraphicAttribute,
+                const Primitive3DContainer& rChildren,
+                const basegfx::B2DVector& rTextureSize,
+                bool bModulate,
+                bool bFilter);
+
+            /// data read access
+            const attribute::FillGraphicAttribute& getFillGraphicAttribute() const { return maFillGraphicAttribute; }
+
+            /// compare operator
+            virtual bool operator==(const BasePrimitive3D& rPrimitive) const override;
+
+            /// provide unique ID
+            DeclPrimitive3DIDBlock()
+        };
+    } // end of namespace primitive3d
+} // end of namespace drawinglayer
+
+
+namespace drawinglayer
+{
+    namespace primitive3d
+    {
+        /** TransparenceTexturePrimitive3D class
+
+            This 3D primitive expands TexturePrimitive3D to a transparence texture
+            definition. For transparence definition, a gradient is used. The values in
+            that gradient will be interpreted as luminance Transparence-Values. All 3D
+            primitives embedded here will be shown with the defined transparence.
+         */
+        class TransparenceTexturePrimitive3D final : public GradientTexturePrimitive3D
+        {
+        public:
+            /// constructor
+            TransparenceTexturePrimitive3D(
+                const attribute::FillGradientAttribute& rGradient,
+                const Primitive3DContainer& rChildren,
+                const basegfx::B2DVector& rTextureSize);
+
+            /// compare operator
+            virtual bool operator==(const BasePrimitive3D& rPrimitive) const override;
+
+            /// provide unique ID
+            DeclPrimitive3DIDBlock()
+        };
+    } // end of namespace primitive3d
+} // end of namespace drawinglayer
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */