execute move of global headers

see https://gerrit.libreoffice.org/#/c/3367/
and Change-Id: I00c96fa77d04b33a6f8c8cd3490dfcd9bdc9e84a for details

Change-Id: I199a75bc4042af20817265d5ef85b1134a96ff5a

7 files changed, 868 insertions, 0 deletions

diff --git a/include/canvas/rendering/bitmap.hxx b/include/canvas/rendering/bitmap.hxx
new file mode 100644
index 000000000000..295057bd832b
--- /dev/null
+++ b/include/canvas/rendering/bitmap.hxx
@@ -0,0 +1,314 @@
+/* -*- 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 INCLUDED_CANVAS_BITMAP_HXX
+#define INCLUDED_CANVAS_BITMAP_HXX
+
+#include <com/sun/star/uno/Reference.hxx>
+#include <com/sun/star/rendering/XCanvas.hpp>
+#include <com/sun/star/rendering/IntegerBitmapLayout.hpp>
+#include <com/sun/star/geometry/IntegerRectangle2D.hpp>
+#include <com/sun/star/geometry/IntegerPoint2D.hpp>
+#include <canvas/rendering/icolorbuffer.hxx>
+#include <canvas/rendering/icachedprimitive.hxx>
+#include <canvas/rendering/isurfaceproxymanager.hxx>
+
+#include <boost/shared_ptr.hpp>
+#include <boost/scoped_ptr.hpp>
+#include <vector>
+
+namespace basegfx
+{
+    class B2IVector;
+    class B2DPoint;
+    class B2DHomMatrix;
+    class B2DPolyPolygon;
+}
+
+namespace canvas
+{
+    class ImplBitmap;
+
+    /** Bitmap class, with XCanvas-like render interface.
+
+        This class provides a bitmap, that can be rendered into,
+        with an interface compatible to XCanvas. Furthermore, the
+        bitmaps held here can optionally be backed by (possibly
+        hw-accelerated) textures.
+    */
+    class Bitmap
+    {
+    public:
+        /** Create bitmap with given size
+
+            @param rSize
+            Size of the bitmap, in pixel
+
+            @param rMgr
+            SurfaceProxyManager, to use for HW acceleration
+
+            @param bWithAlpha
+            When true, the created bitmap will have an alpha channel,
+            false otherwise
+         */
+        Bitmap( const ::basegfx::B2IVector&          rSize,
+                const ISurfaceProxyManagerSharedPtr& rMgr,
+                bool                                 bWithAlpha );
+        ~Bitmap();
+
+        /// Query whether this bitmap contains alpha channel information
+        bool hasAlpha() const;
+
+        /// Query size of the bitmap in pixel
+        ::basegfx::B2IVector getSize() const;
+
+        ::com::sun::star::uno::Sequence< sal_Int8 > getData(
+            ::com::sun::star::rendering::IntegerBitmapLayout&       bitmapLayout,
+            const ::com::sun::star::geometry::IntegerRectangle2D&   rect );
+
+        void setData(
+            const ::com::sun::star::uno::Sequence< sal_Int8 >&      data,
+            const ::com::sun::star::rendering::IntegerBitmapLayout& bitmapLayout,
+            const ::com::sun::star::geometry::IntegerRectangle2D&   rect );
+
+        void setPixel(
+            const ::com::sun::star::uno::Sequence< sal_Int8 >&      color,
+            const ::com::sun::star::rendering::IntegerBitmapLayout& bitmapLayout,
+            const ::com::sun::star::geometry::IntegerPoint2D&       pos );
+
+        ::com::sun::star::uno::Sequence< sal_Int8 > getPixel(
+            ::com::sun::star::rendering::IntegerBitmapLayout&       bitmapLayout,
+            const ::com::sun::star::geometry::IntegerPoint2D&       pos );
+
+        /** Render the bitmap content to associated
+            SurfaceProxyManager's screen.
+
+            @param fAlpha
+            Overall alpha for content
+
+            @param rPos
+            Output position
+
+            @param rTransform
+            Output transformation (does not affect output position)
+         */
+        bool draw( double                         fAlpha,
+                   const ::basegfx::B2DPoint&     rPos,
+                   const ::basegfx::B2DHomMatrix& rTransform );
+
+        /** Render the bitmap content to associated
+            SurfaceProxyManager's screen.
+
+            @param fAlpha
+            Overall alpha for content
+
+            @param rPos
+            Output position
+
+            @param rArea
+            Subset of the surface to render. Coordinate system are
+            surface area pixel, given area will be clipped to the
+            surface bounds.
+
+            @param rTransform
+            Output transformation (does not affect output position)
+         */
+        bool draw( double                         fAlpha,
+                   const ::basegfx::B2DPoint&     rPos,
+                   const ::basegfx::B2DRange&     rArea,
+                   const ::basegfx::B2DHomMatrix& rTransform );
+
+        /** Render the bitmap content to associated
+            SurfaceProxyManager's screen.
+
+            @param fAlpha
+            Overall alpha for content
+
+            @param rPos
+            Output position
+
+            @param rClipPoly
+            Clip polygon for the surface. The clip polygon is also
+            subject to the output transformation.
+
+            @param rTransform
+            Output transformation (does not affect output position)
+         */
+        bool draw( double                           fAlpha,
+                   const ::basegfx::B2DPoint&       rPos,
+                   const ::basegfx::B2DPolyPolygon& rClipPoly,
+                   const ::basegfx::B2DHomMatrix&   rTransform );
+
+        /** Clear whole bitmap with given color.
+
+            This method sets every single pixel of the bitmap to the
+            specified color value.
+         */
+        void clear( const ::com::sun::star::uno::Sequence< double >& color );
+
+        void fillB2DPolyPolygon(
+            const ::basegfx::B2DPolyPolygon&                    rPolyPolygon,
+            const ::com::sun::star::rendering::ViewState&       viewState,
+            const ::com::sun::star::rendering::RenderState&     renderState );
+
+
+        // High-level drawing operations (from the XCanvas interface)
+        // ==========================================================
+
+        /// See XCanvas interface
+        void drawPoint( const ::com::sun::star::geometry::RealPoint2D&      aPoint,
+                        const ::com::sun::star::rendering::ViewState&       viewState,
+                        const ::com::sun::star::rendering::RenderState&     renderState );
+        /// See XCanvas interface
+        void drawLine( const ::com::sun::star::geometry::RealPoint2D&   aStartPoint,
+                       const ::com::sun::star::geometry::RealPoint2D&   aEndPoint,
+                       const ::com::sun::star::rendering::ViewState&    viewState,
+                       const ::com::sun::star::rendering::RenderState&  renderState );
+        /// See XCanvas interface
+        void drawBezier( const ::com::sun::star::geometry::RealBezierSegment2D& aBezierSegment,
+                         const ::com::sun::star::geometry::RealPoint2D&         aEndPoint,
+                         const ::com::sun::star::rendering::ViewState&          viewState,
+                         const ::com::sun::star::rendering::RenderState&        renderState );
+        /// See XCanvas interface
+        ICachedPrimitiveSharedPtr drawPolyPolygon(
+            const ::com::sun::star::uno::Reference<
+                  ::com::sun::star::rendering::XPolyPolygon2D >&    xPolyPolygon,
+            const ::com::sun::star::rendering::ViewState&           viewState,
+            const ::com::sun::star::rendering::RenderState&         renderState );
+
+        /// See XCanvas interface
+        ICachedPrimitiveSharedPtr strokePolyPolygon(
+            const ::com::sun::star::uno::Reference<
+                  ::com::sun::star::rendering::XPolyPolygon2D >&    xPolyPolygon,
+            const ::com::sun::star::rendering::ViewState&           viewState,
+            const ::com::sun::star::rendering::RenderState&         renderState,
+            const ::com::sun::star::rendering::StrokeAttributes&    strokeAttributes );
+        /** See XCanvas interface
+
+            @param textureAnnotations
+            Vector of shared pointers to bitmap textures,
+            <em>corresponding</em> in indices to the textures
+            sequence. This is to decouple this interface from the
+            client's XBitmap-implementation class.
+         */
+        ICachedPrimitiveSharedPtr strokeTexturedPolyPolygon(
+            const ::com::sun::star::uno::Reference<
+                  ::com::sun::star::rendering::XPolyPolygon2D >&    xPolyPolygon,
+            const ::com::sun::star::rendering::ViewState&           viewState,
+            const ::com::sun::star::rendering::RenderState&         renderState,
+            const ::com::sun::star::uno::Sequence<
+                  ::com::sun::star::rendering::Texture >&           textures,
+            const ::std::vector< ::boost::shared_ptr<Bitmap> >&     textureAnnotations,
+            const ::com::sun::star::rendering::StrokeAttributes&    strokeAttributes );
+        /** See XCanvas interface
+
+            @param textureAnnotations
+            Vector of shared pointers to bitmap textures,
+            <em>corresponding</em> in indices to the textures
+            sequence. This is to decouple this interface from the
+            client's XBitmap-implementation class.
+         */
+        ICachedPrimitiveSharedPtr strokeTextureMappedPolyPolygon(
+            const ::com::sun::star::uno::Reference<
+                  ::com::sun::star::rendering::XPolyPolygon2D >&    xPolyPolygon,
+            const ::com::sun::star::rendering::ViewState&           viewState,
+            const ::com::sun::star::rendering::RenderState&         renderState,
+            const ::com::sun::star::uno::Sequence<
+                  ::com::sun::star::rendering::Texture >&           textures,
+            const ::std::vector< ::boost::shared_ptr<Bitmap> >&     textureAnnotations,
+            const ::com::sun::star::uno::Reference<
+                  ::com::sun::star::geometry::XMapping2D >&         xMapping,
+            const ::com::sun::star::rendering::StrokeAttributes&    strokeAttributes );
+        /// See XCanvas interface
+        ICachedPrimitiveSharedPtr fillPolyPolygon(
+            const ::com::sun::star::uno::Reference<
+                  ::com::sun::star::rendering::XPolyPolygon2D >&    xPolyPolygon,
+            const ::com::sun::star::rendering::ViewState&           viewState,
+            const ::com::sun::star::rendering::RenderState&         renderState );
+        /** See XCanvas interface
+
+            @param textureAnnotations
+            Vector of shared pointers to bitmap textures,
+            <em>corresponding</em> in indices to the textures
+            sequence. This is to decouple this interface from the
+            client's XBitmap-implementation class.
+         */
+        ICachedPrimitiveSharedPtr fillTexturedPolyPolygon(
+            const ::com::sun::star::uno::Reference<
+                  ::com::sun::star::rendering::XPolyPolygon2D >&    xPolyPolygon,
+            const ::com::sun::star::rendering::ViewState&           viewState,
+            const ::com::sun::star::rendering::RenderState&         renderState,
+            const ::com::sun::star::uno::Sequence<
+                  ::com::sun::star::rendering::Texture >&           textures,
+            const ::std::vector< ::boost::shared_ptr<Bitmap> >&     textureAnnotations );
+        /** See XCanvas interface
+
+            @param textureAnnotations
+            Vector of shared pointers to bitmap textures,
+            <em>corresponding</em> in indices to the textures
+            sequence. This is to decouple this interface from the
+            client's XBitmap-implementation class.
+         */
+        ICachedPrimitiveSharedPtr fillTextureMappedPolyPolygon(
+            const ::com::sun::star::uno::Reference<
+                  ::com::sun::star::rendering::XPolyPolygon2D >&    xPolyPolygon,
+            const ::com::sun::star::rendering::ViewState&           viewState,
+            const ::com::sun::star::rendering::RenderState&         renderState,
+            const ::com::sun::star::uno::Sequence<
+                  ::com::sun::star::rendering::Texture >&           textures,
+            const ::std::vector< ::boost::shared_ptr<Bitmap> >&     textureAnnotations,
+            const ::com::sun::star::uno::Reference<
+                  ::com::sun::star::geometry::XMapping2D >&         xMapping );
+
+        /// See XCanvas interface
+        ICachedPrimitiveSharedPtr drawBitmap(
+            const ::com::sun::star::uno::Reference<
+                  ::com::sun::star::rendering::XBitmap >&   xBitmap,
+            const ::com::sun::star::rendering::ViewState&   viewState,
+            const ::com::sun::star::rendering::RenderState& renderState );
+        /// See XCanvas interface
+        ICachedPrimitiveSharedPtr drawBitmap(
+            const ::boost::shared_ptr<Bitmap>&              rImage,
+            const ::com::sun::star::rendering::ViewState&   viewState,
+            const ::com::sun::star::rendering::RenderState& renderState );
+
+        /// See XCanvas interface
+        ICachedPrimitiveSharedPtr drawBitmapModulated(
+            const ::com::sun::star::uno::Reference<
+                  ::com::sun::star::rendering::XBitmap >&       xBitmap,
+            const ::com::sun::star::rendering::ViewState&       viewState,
+            const ::com::sun::star::rendering::RenderState&     renderState );
+        /// See XCanvas interface
+        ICachedPrimitiveSharedPtr drawBitmapModulated(
+            const ::boost::shared_ptr<Bitmap>&                  rImage,
+            const ::com::sun::star::rendering::ViewState&       viewState,
+            const ::com::sun::star::rendering::RenderState&     renderState );
+
+    private:
+        friend class ImplBitmap;
+
+        const ::boost::scoped_ptr< ImplBitmap > mpImpl;
+    };
+
+    typedef ::boost::shared_ptr< Bitmap > BitmapSharedPtr;
+}
+
+#endif /* INCLUDED_CANVAS_BITMAP_HXX */
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/include/canvas/rendering/icachedprimitive.hxx b/include/canvas/rendering/icachedprimitive.hxx
new file mode 100644
index 000000000000..f15fed3e72e8
--- /dev/null
+++ b/include/canvas/rendering/icachedprimitive.hxx
@@ -0,0 +1,60 @@
+/* -*- 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 INCLUDED_CANVAS_ICACHEDPRIMITIVE_HXX
+#define INCLUDED_CANVAS_ICACHEDPRIMITIVE_HXX
+
+#include <sal/types.h>
+
+#include <boost/shared_ptr.hpp>
+
+
+namespace basegfx
+{
+    class B2IRange;
+    class B2IPoint;
+}
+
+namespace canvas
+{
+    /** Objects with this interface are returned from every Bitmap
+        render operation.
+
+        These objects can be used to implement the
+        rendering::XCachedPrimitive interface, which in turn caches
+        render state and objects to facilitate quick redraws.
+     */
+    struct ICachedPrimitive
+    {
+        virtual ~ICachedPrimitive() {}
+
+        /** Redraw the primitive with the given view state
+
+            Note that the primitive will <em>always</em> be redrawn on
+            the bitmap it was created from.
+         */
+        virtual sal_Int8 redraw( const ::com::sun::star::rendering::ViewState& aState ) const = 0;
+    };
+
+    typedef ::boost::shared_ptr< ICachedPrimitive > ICachedPrimitiveSharedPtr;
+}
+
+#endif /* INCLUDED_CANVAS_ICACHEDPRIMITIVE_HXX */
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/include/canvas/rendering/icolorbuffer.hxx b/include/canvas/rendering/icolorbuffer.hxx
new file mode 100644
index 000000000000..4226a9a6d759
--- /dev/null
+++ b/include/canvas/rendering/icolorbuffer.hxx
@@ -0,0 +1,88 @@
+/* -*- 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 INCLUDED_CANVAS_ICOLORBUFFER_HXX
+#define INCLUDED_CANVAS_ICOLORBUFFER_HXX
+
+#include <sal/types.h>
+
+#include <boost/shared_ptr.hpp>
+
+
+namespace canvas
+{
+    /** Interface for a raw memory pixel container
+
+        Use this interface to represent a surface of raw pixel (e.g. a
+        bitmap) to the canvas rendering framework.
+     */
+    struct IColorBuffer
+    {
+        /// The underlying pixel format for this buffer
+        enum Format
+        {
+            // 24-bit RGB pixel format, 8 bits per channel.
+            FMT_R8G8B8,
+
+            // 32-bit ARGB pixel format with alpha, 8 bits per channel.
+            FMT_A8R8G8B8,
+
+            // 32-bit RGB pixel format, 8 bits per channel.
+            FMT_X8R8G8B8,
+
+            // for enum to 32bit
+            FMT_UNKNOWN = static_cast<sal_uInt32>(-1)
+        };
+
+        virtual ~IColorBuffer() {}
+
+        /** Get a pointer to the raw memory bits of the pixel
+         */
+        virtual sal_uInt8* lock() const = 0;
+
+        /** unlock previous locked buffer
+        */
+        virtual void unlock() const = 0;
+
+        /** Get width in pixel
+         */
+        virtual sal_uInt32 getWidth() const = 0;
+
+        /** Get height in pixel
+         */
+        virtual sal_uInt32 getHeight() const = 0;
+
+        /** Offset, in bytes, between consecutive scan lines of the bitmap.
+            If the stride is positive, the bitmap is top-down.
+            If the stride is negative, the bitmap is bottom-up.
+            The returned value is only valid while the buffer is locked.
+         */
+        virtual sal_uInt32 getStride() const = 0;
+
+        /** Get format of the color buffer
+         */
+        virtual Format getFormat() const = 0;
+    };
+
+    typedef ::boost::shared_ptr< IColorBuffer > IColorBufferSharedPtr;
+}
+
+#endif /* INCLUDED_CANVAS_ICOLORBUFFER_HXX */
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/include/canvas/rendering/irendermodule.hxx b/include/canvas/rendering/irendermodule.hxx
new file mode 100644
index 000000000000..413320eb85e9
--- /dev/null
+++ b/include/canvas/rendering/irendermodule.hxx
@@ -0,0 +1,143 @@
+/* -*- 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 INCLUDED_CANVAS_IRENDERMODULE_HXX
+#define INCLUDED_CANVAS_IRENDERMODULE_HXX
+
+#include <sal/types.h>
+
+#include <boost/shared_ptr.hpp>
+#include <boost/utility.hpp>
+
+
+namespace basegfx
+{
+    class B2DRange;
+    class B2IRange;
+    class B2IVector;
+    class B2IPoint;
+}
+
+namespace canvas
+{
+    struct ISurface;
+
+    struct Vertex
+    {
+        float r,g,b,a;
+        float u,v;
+        float x,y,z;
+    };
+
+    /** Output module interface for backend render implementations.
+
+        Implement this interface for each operating system- or
+        library-specific rendering backend, which needs coupling with
+        the canvas rendering framework (which can be shared between
+        all backend implementations).
+     */
+    struct IRenderModule
+    {
+        /** Type of primitive passed to the render module via
+            pushVertex()
+         */
+        enum PrimitiveType
+        {
+            PRIMITIVE_TYPE_UNKNOWN,
+            PRIMITIVE_TYPE_TRIANGLE,
+            PRIMITIVE_TYPE_QUAD
+        };
+
+        virtual ~IRenderModule() {}
+
+        /// Lock rendermodule against concurrent access
+        virtual void lock() const = 0;
+
+        /// Unlock rendermodule for concurrent access
+        virtual void unlock() const = 0;
+
+        /** Maximal size of VRAM pages available
+
+            This is typically the maximum texture size of the
+            hardware, or some arbitrary limit if the backend is
+            software.
+         */
+        virtual ::basegfx::B2IVector getPageSize() = 0;
+
+        /** Create a (possibly hardware-accelerated) surface
+
+            @return a pointer to a surface, which is an abstraction of
+            a piece of (possibly hardware-accelerated) texture memory.
+         */
+        virtual ::boost::shared_ptr<ISurface> createSurface( const ::basegfx::B2IVector& surfaceSize ) = 0;
+
+        /** Begin rendering the given primitive.
+
+            Each beginPrimitive() call must be matched with an
+            endPrimitive() call.
+         */
+        virtual void      beginPrimitive( PrimitiveType eType ) = 0;
+
+        /** Finish rendering a primitive.
+
+            Each beginPrimitive() call must be matched with an
+            endPrimitive() call.
+         */
+        virtual void      endPrimitive() = 0;
+
+        /** Add given vertex to current primitive
+
+            After issuing a beginPrimitive(), each pushVertex() adds a
+            vertex to the active primitive.
+         */
+        virtual void      pushVertex( const Vertex& vertex ) = 0;
+
+        /** Query error status
+
+            @returns true, if an error occurred during primitive
+            construction.
+         */
+        virtual bool      isError() = 0;
+    };
+
+    typedef ::boost::shared_ptr< IRenderModule > IRenderModuleSharedPtr;
+
+    /// Little RAII wrapper for guarding access to IRenderModule interface
+    class RenderModuleGuard : private ::boost::noncopyable
+    {
+    public:
+        explicit RenderModuleGuard( const IRenderModuleSharedPtr& rRenderModule ) :
+            mpRenderModule( rRenderModule )
+        {
+            mpRenderModule->lock();
+        }
+
+        ~RenderModuleGuard()
+        {
+            mpRenderModule->unlock();
+        }
+
+    private:
+        const IRenderModuleSharedPtr mpRenderModule;
+    };
+}
+
+#endif /* INCLUDED_CANVAS_IRENDERMODULE_HXX */
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/include/canvas/rendering/isurface.hxx b/include/canvas/rendering/isurface.hxx
new file mode 100644
index 000000000000..a79faf96a8c8
--- /dev/null
+++ b/include/canvas/rendering/isurface.hxx
@@ -0,0 +1,82 @@
+/* -*- 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 INCLUDED_CANVAS_ISURFACE_HXX
+#define INCLUDED_CANVAS_ISURFACE_HXX
+
+#include <sal/types.h>
+
+#include <boost/shared_ptr.hpp>
+
+
+namespace basegfx
+{
+    class B2IRange;
+    class B2IPoint;
+    class B2IVector;
+}
+
+namespace canvas
+{
+    struct IColorBuffer;
+
+    struct ISurface
+    {
+        virtual ~ISurface() {}
+
+        /** Select texture behind this interface to be the current one
+            for primitive output.
+         */
+        virtual bool selectTexture() = 0;
+
+        /** Tells whether the surface is valid or not
+        */
+        virtual bool isValid() = 0;
+
+        /** Update surface content from given IColorBuffer
+
+            This method updates the given subarea of the surface from
+            the given color buffer bits.
+
+            @param rDestPos
+            Position in the surface, where the subset update should
+            have its left, top edge
+
+            @param rSourceRect
+            Size and position of the rectangular subset update in the
+            source color buffer
+
+            @param rSource
+            Source bits to use for the update
+
+            @return true, if the update was successful
+         */
+        virtual bool update( const ::basegfx::B2IPoint& rDestPos,
+                             const ::basegfx::B2IRange& rSourceRect,
+                             IColorBuffer&              rSource ) = 0;
+
+        virtual ::basegfx::B2IVector getSize() = 0;
+    };
+
+    typedef ::boost::shared_ptr< ISurface > ISurfaceSharedPtr;
+}
+
+#endif /* INCLUDED_CANVAS_ISURFACE_HXX */
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/include/canvas/rendering/isurfaceproxy.hxx b/include/canvas/rendering/isurfaceproxy.hxx
new file mode 100644
index 000000000000..f8db605a38d3
--- /dev/null
+++ b/include/canvas/rendering/isurfaceproxy.hxx
@@ -0,0 +1,107 @@
+/* -*- 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 INCLUDED_CANVAS_ISURFACEPROXY_HXX
+#define INCLUDED_CANVAS_ISURFACEPROXY_HXX
+
+#include <canvas/rendering/irendermodule.hxx>
+
+#include <boost/shared_ptr.hpp>
+
+namespace basegfx
+{
+    class B2DRange;
+    class B2DPoint;
+    class B2DPolyPolygon;
+    class B2DHomMatrix;
+}
+
+namespace canvas
+{
+    struct ISurfaceProxy
+    {
+        virtual ~ISurfaceProxy() {}
+
+        /** Notify the proxy that the color buffer has changed
+         */
+        virtual void setColorBufferDirty() = 0;
+
+        /** Render the surface content to screen.
+
+            @param fAlpha
+            Overall alpha for content
+
+            @param rPos
+            Output position
+
+            @param rTransform
+            Output transformation (does not affect output position)
+         */
+        virtual bool draw( double                         fAlpha,
+                           const ::basegfx::B2DPoint&     rPos,
+                           const ::basegfx::B2DHomMatrix& rTransform ) = 0;
+
+        /** Render the surface content to screen.
+
+            @param fAlpha
+            Overall alpha for content
+
+            @param rPos
+            Output position
+
+            @param rArea
+            Subset of the surface to render. Coordinate system are
+            surface area pixel, given area will be clipped to the
+            surface bounds.
+
+            @param rTransform
+            Output transformation (does not affect output position)
+         */
+        virtual bool draw( double                         fAlpha,
+                           const ::basegfx::B2DPoint&     rPos,
+                           const ::basegfx::B2DRange&     rArea,
+                           const ::basegfx::B2DHomMatrix& rTransform ) = 0;
+
+        /** Render the surface content to screen.
+
+            @param fAlpha
+            Overall alpha for content
+
+            @param rPos
+            Output position
+
+            @param rClipPoly
+            Clip polygon for the surface. The clip polygon is also
+            subject to the output transformation.
+
+            @param rTransform
+            Output transformation (does not affect output position)
+         */
+        virtual bool draw( double                           fAlpha,
+                           const ::basegfx::B2DPoint&       rPos,
+                           const ::basegfx::B2DPolyPolygon& rClipPoly,
+                           const ::basegfx::B2DHomMatrix&   rTransform ) = 0;
+    };
+
+    typedef ::boost::shared_ptr< ISurfaceProxy > ISurfaceProxySharedPtr;
+}
+
+#endif /* INCLUDED_CANVAS_ISURFACEPROXY_HXX */
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/include/canvas/rendering/isurfaceproxymanager.hxx b/include/canvas/rendering/isurfaceproxymanager.hxx
new file mode 100644
index 000000000000..98c7795a293e
--- /dev/null
+++ b/include/canvas/rendering/isurfaceproxymanager.hxx
@@ -0,0 +1,74 @@
+/* -*- 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 INCLUDED_CANVAS_ISURFACEPROXYMANAGER_HXX
+#define INCLUDED_CANVAS_ISURFACEPROXYMANAGER_HXX
+
+#include <canvas/rendering/irendermodule.hxx>
+#include <canvas/rendering/icolorbuffer.hxx>
+
+#include <boost/shared_ptr.hpp>
+
+#include <canvas/canvastoolsdllapi.h>
+
+namespace canvas
+{
+    struct ISurfaceProxy;
+
+    /** Manager interface, which handles surface proxy objects.
+
+        Typically, each canvas instantiation has one
+        SurfaceProxyManager object, to handle their surfaces. Surfaces
+        itself are opaque objects, which encapsulate a framebuffer to
+        render upon, plus an optional (possibly accelerated) texture.
+     */
+    struct ISurfaceProxyManager
+    {
+        virtual ~ISurfaceProxyManager() {}
+
+        /** Create a surface proxy for a color buffer.
+
+            The whole idea is build around the concept that you create
+            some arbitrary buffer which contains the image data and
+            tell the texture manager about it.  From there on you can
+            draw into this image using any kind of graphics api you
+            want.  In the technical sense we allocate some space in
+            local videomemory or AGP memory which will be filled on
+            demand, which means if there exists any rendering
+            operation that needs to read from this memory location.
+            This method creates a logical hardware surface object
+            which uses the given color buffer as the image source.
+            Internally this texture may even be distributed to several
+            real hardware surfaces.
+        */
+        virtual ::boost::shared_ptr< ISurfaceProxy > createSurfaceProxy(
+            const IColorBufferSharedPtr& pBuffer ) const = 0;
+    };
+
+    typedef ::boost::shared_ptr< ISurfaceProxyManager > ISurfaceProxyManagerSharedPtr;
+
+
+    /** Create a surface proxy for the given render module.
+     */
+    CANVASTOOLS_DLLPUBLIC ISurfaceProxyManagerSharedPtr createSurfaceProxyManager( const IRenderModuleSharedPtr& rRenderModule );
+}
+
+#endif /* INCLUDED_CANVAS_ISURFACEPROXYMANAGER_HXX */
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */