Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

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

13 files changed, 985 insertions, 0 deletions

diff --git a/include/cppcanvas/basegfxfactory.hxx b/include/cppcanvas/basegfxfactory.hxx
new file mode 100644
index 000000000..611523066
--- /dev/null
+++ b/include/cppcanvas/basegfxfactory.hxx
@@ -0,0 +1,76 @@
+/* -*- 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_CPPCANVAS_BASEGFXFACTORY_HXX
+#define INCLUDED_CPPCANVAS_BASEGFXFACTORY_HXX
+
+#include <cppcanvas/canvas.hxx>
+#include <cppcanvas/polypolygon.hxx>
+#include <cppcanvas/bitmap.hxx>
+#include <basegfx/vector/b2isize.hxx>
+
+#include <cppcanvas/cppcanvasdllapi.h>
+
+namespace basegfx
+{
+    class B2DPolygon;
+}
+
+
+/* Definition of BaseGfxFactory class */
+
+namespace cppcanvas
+{
+    /** The BaseGfxFactory creates Canvas objects for various basegfx
+        primitives, such as polygons and bitmaps (not yet
+        implemented).
+
+        Please note that the objects created for a specific Canvas can
+        only be drawn on exactly that canvas. You have to regenerate
+        them for different canvases.
+     */
+    class CPPCANVAS_DLLPUBLIC BaseGfxFactory
+    {
+    public:
+        /** Create a polygon from a ::basegfx::B2DPolygon
+
+            The created polygon initially has the same size in user
+            coordinate space as the source polygon
+         */
+        static PolyPolygonSharedPtr    createPolyPolygon( const CanvasSharedPtr&, const ::basegfx::B2DPolygon& rPoly );
+
+        /** Create an uninitialized bitmap with the given size
+         */
+        static BitmapSharedPtr         createBitmap( const CanvasSharedPtr&, const ::basegfx::B2ISize& rSize );
+
+        /** Create an uninitialized alpha bitmap with the given size
+         */
+        static BitmapSharedPtr         createAlphaBitmap( const CanvasSharedPtr&, const ::basegfx::B2ISize& rSize );
+
+    private:
+        BaseGfxFactory() = delete;
+        BaseGfxFactory(const BaseGfxFactory&) = delete;
+        BaseGfxFactory& operator=( const BaseGfxFactory& ) = delete;
+    };
+
+}
+
+#endif // INCLUDED_CPPCANVAS_BASEGFXFACTORY_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/include/cppcanvas/bitmap.hxx b/include/cppcanvas/bitmap.hxx
new file mode 100644
index 000000000..1b163b82d
--- /dev/null
+++ b/include/cppcanvas/bitmap.hxx
@@ -0,0 +1,70 @@
+/* -*- 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_CPPCANVAS_BITMAP_HXX
+#define INCLUDED_CPPCANVAS_BITMAP_HXX
+
+#include <com/sun/star/uno/Reference.hxx>
+#include <cppcanvas/canvasgraphic.hxx>
+#include <cppcanvas/bitmapcanvas.hxx>
+#include <memory>
+
+namespace com::sun::star::rendering
+{
+    class  XBitmap;
+}
+
+
+/* Definition of Bitmap interface */
+
+namespace cppcanvas
+{
+
+    /** This interface defines a Bitmap canvas object
+
+        Consider this object part of the view, and not of the model
+        data, as this bitmap can only be painted on its parent canvas
+     */
+    class Bitmap : public virtual CanvasGraphic
+    {
+    public:
+        /** Render to parent canvas, with global alpha.
+
+            This method renders the content to the parent canvas,
+            i.e. the canvas this object was constructed for.
+
+            @param nAlphaModulation
+            Global alpha value, with which each pixel alpha value gets
+            multiplied. For a normal, opaque bitmap, this will make
+            the bitmap appear transparent with the given alpha value
+            (value must be in the range [0,1]).
+         */
+        virtual void                        drawAlphaModulated( double nAlphaModulation ) const = 0;
+
+        virtual BitmapCanvasSharedPtr       getBitmapCanvas() const = 0;
+
+        virtual css::uno::Reference< css::rendering::XBitmap >  getUNOBitmap() const = 0;
+    };
+
+    typedef std::shared_ptr< ::cppcanvas::Bitmap > BitmapSharedPtr;
+}
+
+#endif // INCLUDED_CPPCANVAS_BITMAP_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/include/cppcanvas/bitmapcanvas.hxx b/include/cppcanvas/bitmapcanvas.hxx
new file mode 100644
index 000000000..9c3e7f843
--- /dev/null
+++ b/include/cppcanvas/bitmapcanvas.hxx
@@ -0,0 +1,49 @@
+/* -*- 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_CPPCANVAS_BITMAPCANVAS_HXX
+#define INCLUDED_CPPCANVAS_BITMAPCANVAS_HXX
+
+#include <basegfx/vector/b2isize.hxx>
+#include <cppcanvas/canvas.hxx>
+#include <memory>
+
+
+/* Definition of BitmapCanvas */
+
+namespace cppcanvas
+{
+    class BitmapCanvas;
+
+    // forward declaration, since cloneBitmapCanvas() also references BitmapCanvas
+    typedef std::shared_ptr< BitmapCanvas > BitmapCanvasSharedPtr;
+
+    /** BitmapCanvas interface
+     */
+    class BitmapCanvas : public virtual Canvas
+    {
+    public:
+        virtual ::basegfx::B2ISize      getSize() const = 0;
+    };
+
+}
+
+#endif // INCLUDED_CPPCANVAS_BITMAPCANVAS_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/include/cppcanvas/canvas.hxx b/include/cppcanvas/canvas.hxx
new file mode 100644
index 000000000..97562ede2
--- /dev/null
+++ b/include/cppcanvas/canvas.hxx
@@ -0,0 +1,103 @@
+/* -*- 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_CPPCANVAS_CANVAS_HXX
+#define INCLUDED_CPPCANVAS_CANVAS_HXX
+
+#include <com/sun/star/uno/Reference.hxx>
+#include <memory>
+
+namespace basegfx
+{
+    class B2DHomMatrix;
+    class B2DPolyPolygon;
+}
+
+namespace com::sun::star::rendering
+{
+    class  XCanvas;
+    struct ViewState;
+}
+
+
+/* Definition of BitmapCanvas */
+
+namespace cppcanvas
+{
+    class PolyPolygon;
+    class Canvas;
+
+    // forward declaration, since tools::PolyPolygon also references Canvas
+    typedef std::shared_ptr< PolyPolygon > PolyPolygonSharedPtr;
+
+    // forward declaration, since cloneCanvas() also references Canvas
+    typedef std::shared_ptr< Canvas > CanvasSharedPtr;
+
+    /** Canvas interface
+     */
+    class Canvas
+    {
+    public:
+        /** Extra pixel used when canvas anti-aliases.
+
+            Enlarge the bounding box of drawing primitives by this
+            amount in both dimensions, and on both sides of the
+            bounds, to account for extra pixel touched outside the
+            actual primitive bounding box, when the canvas
+            performs anti-aliasing.
+         */
+        static constexpr auto ANTIALIASING_EXTRA_SIZE=2;
+
+        Canvas() = default;
+        Canvas(Canvas const &) = default;
+        Canvas(Canvas &&) = default;
+        Canvas & operator =(Canvas const &) = default;
+#if !(defined __GNUC__ && !defined __clang__ && __GNUC__ == 8) // bogus -Werror=virtual-move-assign
+        Canvas & operator =(Canvas &&) = default;
+#endif
+
+        virtual ~Canvas() {}
+
+        virtual void                             setTransformation( const ::basegfx::B2DHomMatrix& rMatrix ) = 0;
+        virtual ::basegfx::B2DHomMatrix          getTransformation() const = 0;
+
+        virtual void                             setClip( const ::basegfx::B2DPolyPolygon& rClipPoly ) = 0;
+        virtual void                             setClip() = 0;
+
+        /** Get current clip
+
+            @return NULL, if no clip is set, otherwise the current clip poly-polygon
+         */
+        virtual ::basegfx::B2DPolyPolygon const* getClip() const = 0;
+
+        virtual CanvasSharedPtr                  clone() const = 0;
+        virtual void                             clear() const = 0;
+
+        // this should be considered private. if RTTI gets enabled
+        // someday, remove that to a separate interface
+        virtual css::uno::Reference<
+            css::rendering::XCanvas >           getUNOCanvas() const = 0;
+        virtual css::rendering::ViewState       getViewState() const = 0;
+    };
+
+}
+
+#endif // INCLUDED_CPPCANVAS_CANVAS_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/include/cppcanvas/canvasgraphic.hxx b/include/cppcanvas/canvasgraphic.hxx
new file mode 100644
index 000000000..ebee831f0
--- /dev/null
+++ b/include/cppcanvas/canvasgraphic.hxx
@@ -0,0 +1,80 @@
+/* -*- 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_CPPCANVAS_CANVASGRAPHIC_HXX
+#define INCLUDED_CPPCANVAS_CANVASGRAPHIC_HXX
+
+#include <sal/types.h>
+#include <memory>
+
+namespace basegfx
+{
+    class B2DHomMatrix;
+    class B2DPolyPolygon;
+}
+
+
+/* Definition of CanvasGraphic interface */
+
+namespace cppcanvas
+{
+    // forward declaration, since tools::PolyPolygon also derives from CanvasGraphic
+    typedef std::shared_ptr< class PolyPolygon > PolyPolygonSharedPtr;
+
+
+    /** This interface defines basic properties of
+        objects that can be painted on a Canvas
+     */
+    class CanvasGraphic
+    {
+    public:
+
+        virtual ~CanvasGraphic() {}
+
+        /** Set object transformation matrix
+         */
+        virtual void                             setTransformation( const ::basegfx::B2DHomMatrix& rMatrix ) = 0;
+
+        /** Set object clipping polygon
+         */
+        virtual void                             setClip( const ::basegfx::B2DPolyPolygon& rClipPoly ) = 0;
+        /** Clear object clipping polygon
+         */
+        virtual void                             setClip() = 0;
+
+        /** Set object composite mode
+         * @see css::rendering::CompositeOperation
+         */
+        virtual void                             setCompositeOp( sal_Int8 aOp ) = 0;
+
+        /** Render to parent canvas
+
+            This method renders the content to the parent canvas,
+            i.e. the canvas this object was constructed for.
+
+            @return whether the rendering finished successfully.
+         */
+        virtual bool draw() const = 0;
+
+    };
+}
+
+#endif // INCLUDED_CPPCANVAS_CANVASGRAPHIC_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/include/cppcanvas/color.hxx b/include/cppcanvas/color.hxx
new file mode 100644
index 000000000..500e5953e
--- /dev/null
+++ b/include/cppcanvas/color.hxx
@@ -0,0 +1,70 @@
+/* -*- 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_CPPCANVAS_COLOR_HXX
+#define INCLUDED_CPPCANVAS_COLOR_HXX
+
+#include <sal/types.h>
+
+/* Definition of Color class */
+
+namespace cppcanvas
+{
+    /** Color in the sRGB color space, plus alpha channel
+
+        The four bytes of the sal_uInt32 are allocated as follows
+        to the color channels and alpha: 0xRRGGBBAA.
+     */
+    typedef sal_uInt32 IntSRGBA;
+
+    inline sal_uInt8 getRed( IntSRGBA nCol )
+    {
+        return static_cast<sal_uInt8>( (nCol&0xFF000000U) >> 24U );
+    }
+
+    inline sal_uInt8 getGreen( IntSRGBA nCol )
+    {
+        return static_cast<sal_uInt8>( (nCol&0x00FF0000U) >> 16U );
+    }
+
+    inline sal_uInt8 getBlue( IntSRGBA nCol )
+    {
+        return static_cast<sal_uInt8>( (nCol&0x0000FF00U) >> 8U );
+    }
+
+    inline sal_uInt8 getAlpha( IntSRGBA nCol )
+    {
+        return static_cast<sal_uInt8>( nCol&0x000000FFU );
+    }
+
+    inline IntSRGBA makeColor( sal_uInt8 nRed, sal_uInt8 nGreen, sal_uInt8 nBlue, sal_uInt8 nAlpha )
+    {
+        return (nRed << 24U)|(nGreen << 16U)|(nBlue << 8U)|nAlpha;
+    }
+
+    inline sal_Int32 makeColorARGB( sal_uInt8 nAlpha, sal_uInt8 nRed, sal_uInt8 nGreen, sal_uInt8 nBlue)
+    {
+        return (nAlpha << 24U)|(nRed << 16U)|(nGreen << 8U)|nBlue;
+    }
+
+}
+
+#endif // INCLUDED_CPPCANVAS_COLOR_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/include/cppcanvas/cppcanvasdllapi.h b/include/cppcanvas/cppcanvasdllapi.h
new file mode 100644
index 000000000..90b0ba893
--- /dev/null
+++ b/include/cppcanvas/cppcanvasdllapi.h
@@ -0,0 +1,31 @@
+/* -*- 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_CPPCANVAS_CPPCANVASDLLAPI_H
+#define INCLUDED_CPPCANVAS_CPPCANVASDLLAPI_H
+
+#if defined CPPCANVAS_DLLIMPLEMENTATION
+
+#define CPPCANVAS_DLLPUBLIC SAL_DLLPUBLIC_EXPORT
+#else
+#define CPPCANVAS_DLLPUBLIC SAL_DLLPUBLIC_IMPORT
+#endif
+#define CPPCANVAS_DLLPRIVATE SAL_DLLPRIVATE
+
+#endif
diff --git a/include/cppcanvas/customsprite.hxx b/include/cppcanvas/customsprite.hxx
new file mode 100644
index 000000000..abbd0c00b
--- /dev/null
+++ b/include/cppcanvas/customsprite.hxx
@@ -0,0 +1,44 @@
+/* -*- 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_CPPCANVAS_CUSTOMSPRITE_HXX
+#define INCLUDED_CPPCANVAS_CUSTOMSPRITE_HXX
+
+#include <cppcanvas/sprite.hxx>
+#include <cppcanvas/canvas.hxx>
+#include <memory>
+
+/* Definition of CustomSprite class */
+
+namespace cppcanvas
+{
+
+    class CustomSprite : public virtual Sprite
+    {
+    public:
+
+        virtual CanvasSharedPtr getContentCanvas() const = 0;
+    };
+
+    typedef std::shared_ptr< ::cppcanvas::CustomSprite > CustomSpriteSharedPtr;
+}
+
+#endif // INCLUDED_CPPCANVAS_CUSTOMSPRITE_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/include/cppcanvas/polypolygon.hxx b/include/cppcanvas/polypolygon.hxx
new file mode 100644
index 000000000..917ef4daf
--- /dev/null
+++ b/include/cppcanvas/polypolygon.hxx
@@ -0,0 +1,76 @@
+/* -*- 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_CPPCANVAS_POLYPOLYGON_HXX
+#define INCLUDED_CPPCANVAS_POLYPOLYGON_HXX
+
+#include <com/sun/star/uno/Reference.hxx>
+#include <cppcanvas/canvasgraphic.hxx>
+#include <cppcanvas/color.hxx>
+#include <memory>
+
+namespace com::sun::star::rendering
+{
+    class  XPolyPolygon2D;
+}
+
+
+/* Definition of tools::PolyPolygon interface */
+
+namespace cppcanvas
+{
+
+    /** This interface defines a tools::PolyPolygon canvas object
+
+        Consider this object part of the view, and not of the model
+        data. Although the given polygon is typically copied and held
+        internally (to facilitate migration to incompatible canvases),
+        ::basegfx::B2DPolygon et al. are ref-counted copy-on-write
+        classes, i.e. memory shouldn't be wasted. On the other hand,
+        the API polygon created internally _does_ necessarily
+        duplicate the data held, but can be easily flushed away via
+        flush().
+     */
+    class PolyPolygon : public virtual CanvasGraphic
+    {
+    public:
+
+        /** Set polygon fill color
+         */
+        virtual void                        setRGBAFillColor( IntSRGBA ) = 0;
+        /** Set polygon line color
+         */
+        virtual void                        setRGBALineColor( IntSRGBA ) = 0;
+        /** Get polygon line color
+         */
+        virtual IntSRGBA                    getRGBALineColor() const = 0;
+
+        virtual void                        setStrokeWidth( const double& rStrokeWidth ) = 0;
+        virtual double                      getStrokeWidth() const = 0;
+
+        virtual css::uno::Reference<
+            css::rendering::XPolyPolygon2D > getUNOPolyPolygon() const = 0;
+    };
+
+    typedef std::shared_ptr< ::cppcanvas::PolyPolygon > PolyPolygonSharedPtr;
+}
+
+#endif // INCLUDED_CPPCANVAS_POLYPOLYGON_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/include/cppcanvas/renderer.hxx b/include/cppcanvas/renderer.hxx
new file mode 100644
index 000000000..d71be2f09
--- /dev/null
+++ b/include/cppcanvas/renderer.hxx
@@ -0,0 +1,140 @@
+/* -*- 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_CPPCANVAS_RENDERER_HXX
+#define INCLUDED_CPPCANVAS_RENDERER_HXX
+
+#include <sal/types.h>
+#include <rtl/ustring.hxx>
+#include <optional>
+#include <basegfx/matrix/b2dhommatrix.hxx>
+#include <cppcanvas/canvasgraphic.hxx>
+#include <cppcanvas/color.hxx>
+#include <memory>
+
+namespace basegfx
+{
+    class B2DRange;
+}
+
+/* Definition of Renderer interface */
+
+namespace cppcanvas
+{
+
+    class Renderer : public virtual CanvasGraphic
+    {
+    public:
+        /** Render subset of metafile to given canvas
+
+            This method renders the given subset of the content to the
+            associated canvas.
+
+            @param nStartIndex
+            The index of the first action to be rendered (the indices
+            correspond roughly to the action indices of the
+            originating GDIMetaFile. Note, although, that certain
+            actions, e.g. text, accounts for more than one index: a
+            text produces as many addressable indices as it has
+            characters).
+
+            @param nEndIndex
+            The index of the first action _not_ painted anymore,
+            i.e. the action after the last action rendered (the
+            indices correspond roughly to the action indices of the
+            originating GDIMetaFile. Note, although, that certain
+            actions, e.g. text, accounts for more than one index: a
+            text produces as many addressable indices as it has
+            characters).
+
+            @return whether the rendering finished successfully.
+         */
+        virtual bool drawSubset( sal_Int32  nStartIndex,
+                                 sal_Int32  nEndIndex ) const = 0;
+
+        /** Query bounding box of metafile subset
+
+            This method queries the actual bounding box of the given
+            subset, when rendered on the associated canvas.
+
+            @param nStartIndex
+            The index of the first action to be rendered (the indices
+            correspond roughly to the action indices of the
+            originating GDIMetaFile. Note, although, that certain
+            actions, e.g. text, accounts for more than one index: a
+            text produces as many addressable indices as it has
+            characters).
+
+            @param nEndIndex
+            The index of the first action _not_ painted anymore,
+            i.e. the action after the last action rendered (the
+            indices correspond roughly to the action indices of the
+            originating GDIMetaFile. Note, although, that certain
+            actions, e.g. text, accounts for more than one index: a
+            text produces as many addressable indices as it has
+            characters).
+
+            @return the bounding box of the specified subset
+         */
+        virtual ::basegfx::B2DRange getSubsetArea( sal_Int32    nStartIndex,
+                                                   sal_Int32    nEndIndex ) const = 0;
+
+        /** Parameters for the Renderer
+         */
+        struct Parameters
+        {
+            /// Optionally forces the fill color attribute for all actions
+            ::std::optional< IntSRGBA >                  maFillColor;
+
+            /// Optionally forces the line color attribute for all actions
+            ::std::optional< IntSRGBA >                 maLineColor;
+
+            /// Optionally forces the text color attribute for all actions
+            ::std::optional< IntSRGBA >                  maTextColor;
+
+            /// Optionally forces the given fontname for all text actions
+            ::std::optional< OUString >                  maFontName;
+
+            /** Optionally transforms all text output actions with the
+                given matrix (in addition to the overall canvas
+                transformation).
+
+                Note that the matrix given here is applied to the unit
+                rect coordinate system, i.e. the metafile is assumed
+                to be contained in the unit rect.
+             */
+            ::std::optional< ::basegfx::B2DHomMatrix >    maTextTransformation;
+
+            /// Optionally forces the given font weight for all text actions
+            ::std::optional< sal_Int8 >                   maFontWeight;
+
+            /// Optionally forces the given font letter form (italics etc.) for all text actions
+            ::std::optional< sal_Int8 >                   maFontLetterForm;
+
+            /// Optionally forces underlining for all text actions
+            ::std::optional< bool >                       maFontUnderline;
+        };
+    };
+
+    typedef std::shared_ptr< ::cppcanvas::Renderer > RendererSharedPtr;
+}
+
+#endif // INCLUDED_CPPCANVAS_RENDERER_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/include/cppcanvas/sprite.hxx b/include/cppcanvas/sprite.hxx
new file mode 100644
index 000000000..3321eb6a0
--- /dev/null
+++ b/include/cppcanvas/sprite.hxx
@@ -0,0 +1,96 @@
+/* -*- 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_CPPCANVAS_SPRITE_HXX
+#define INCLUDED_CPPCANVAS_SPRITE_HXX
+
+namespace basegfx
+{
+    class B2DHomMatrix;
+    class B2DPolyPolygon;
+    class B2DPoint;
+}
+
+
+/* Definition of Sprite class */
+
+namespace cppcanvas
+{
+
+    class Sprite
+    {
+    public:
+        virtual ~Sprite() {}
+
+        virtual void setAlpha( const double& rAlpha ) = 0;
+
+        /** Set the sprite position on screen
+
+            This method differs from the XSprite::move() insofar, as
+            no viewstate/renderstate transformations are applied to
+            the specified position. The given position is interpreted
+            in device coordinates (i.e. screen pixel)
+         */
+        virtual void movePixel( const ::basegfx::B2DPoint& rNewPos ) = 0;
+
+        /** Set the sprite position on screen
+
+            This method sets the sprite position in the view
+            coordinate system of the parent canvas
+         */
+        virtual void move( const ::basegfx::B2DPoint& rNewPos ) = 0;
+
+        virtual void transform( const ::basegfx::B2DHomMatrix& rMatrix ) = 0;
+
+        /** Set output clipping
+
+            This method differs from the XSprite::clip() insofar, as
+            no viewstate/renderstate transformations are applied to
+            the specified clip polygon. The given polygon is
+            interpreted in device coordinates (i.e. screen pixel)
+         */
+        virtual void setClipPixel( const ::basegfx::B2DPolyPolygon& rClipPoly ) = 0;
+
+        /** Set output clipping
+
+            This method applies the clip poly-polygon interpreted in
+            the view coordinate system of the parent canvas.
+         */
+        virtual void setClip( const ::basegfx::B2DPolyPolygon& rClipPoly ) = 0;
+
+        virtual void setClip() = 0;
+
+        virtual void show() = 0;
+        virtual void hide() = 0;
+
+        /** Change the sprite priority
+
+            @param fPriority
+            New sprite priority. The higher the priority, the further
+            towards the viewer the sprite appears. That is, sprites
+            with higher priority appear before ones with lower
+            priority.
+         */
+        virtual void setPriority( double fPriority ) = 0;
+    };
+}
+
+#endif // INCLUDED_CPPCANVAS_SPRITE_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/include/cppcanvas/spritecanvas.hxx b/include/cppcanvas/spritecanvas.hxx
new file mode 100644
index 000000000..c4d100dbe
--- /dev/null
+++ b/include/cppcanvas/spritecanvas.hxx
@@ -0,0 +1,63 @@
+/* -*- 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_CPPCANVAS_SPRITECANVAS_HXX
+#define INCLUDED_CPPCANVAS_SPRITECANVAS_HXX
+
+#include <basegfx/vector/b2dsize.hxx>
+#include <cppcanvas/canvas.hxx>
+#include <cppcanvas/customsprite.hxx>
+#include <memory>
+
+namespace com::sun::star::rendering
+{
+    class  XSpriteCanvas;
+}
+
+
+/* Definition of SpriteCanvas */
+
+namespace cppcanvas
+{
+    class SpriteCanvas;
+
+    // forward declaration, since cloneSpriteCanvas() also references SpriteCanvas
+    typedef std::shared_ptr< ::cppcanvas::SpriteCanvas > SpriteCanvasSharedPtr;
+
+    /** SpriteCanvas interface
+     */
+    class SpriteCanvas : public virtual Canvas
+    {
+        SpriteCanvas(const SpriteCanvas&) = delete;
+        SpriteCanvas& operator=( const SpriteCanvas& ) = delete;
+    public:
+        SpriteCanvas() {}
+        virtual bool                    updateScreen( bool bUpdateAll ) const = 0;
+
+        virtual CustomSpriteSharedPtr   createCustomSprite( const ::basegfx::B2DSize& ) const = 0;
+
+        virtual css::uno::Reference<
+            css::rendering::XSpriteCanvas >    getUNOSpriteCanvas() const = 0;
+    };
+
+}
+
+#endif // INCLUDED_CPPCANVAS_SPRITECANVAS_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/include/cppcanvas/vclfactory.hxx b/include/cppcanvas/vclfactory.hxx
new file mode 100644
index 000000000..73867626d
--- /dev/null
+++ b/include/cppcanvas/vclfactory.hxx
@@ -0,0 +1,87 @@
+/* -*- 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_CPPCANVAS_VCLFACTORY_HXX
+#define INCLUDED_CPPCANVAS_VCLFACTORY_HXX
+
+#include <cppcanvas/canvas.hxx>
+#include <cppcanvas/bitmapcanvas.hxx>
+#include <cppcanvas/spritecanvas.hxx>
+#include <cppcanvas/bitmap.hxx>
+#include <cppcanvas/renderer.hxx>
+
+#include <cppcanvas/cppcanvasdllapi.h>
+
+namespace vcl { class Window; }
+class BitmapEx;
+
+class GDIMetaFile;
+
+namespace com::sun::star::rendering
+{
+    class  XCanvas;
+    class  XBitmapCanvas;
+    class  XSpriteCanvas;
+}
+
+/* Definition of VCLFactory class */
+
+namespace cppcanvas
+{
+    /** The VCLFactory creates Canvas objects for various VCL
+        OutputDevice primitives, such as windows, polygons, bitmaps
+        and metafiles.
+
+        Please note that the objects created for a specific Canvas can
+        only be drawn on exactly that canvas. You have to regenerate
+        them for different canvases.
+     */
+    class CPPCANVAS_DLLPUBLIC VCLFactory
+    {
+    public:
+        static CanvasSharedPtr   createCanvas( const css::uno::Reference< css::rendering::XCanvas >& xCanvas );
+        static BitmapCanvasSharedPtr   createBitmapCanvas( const css::uno::Reference< css::rendering::XBitmapCanvas >& xCanvas );
+
+        static SpriteCanvasSharedPtr   createSpriteCanvas( const vcl::Window& rVCLWindow );
+        static SpriteCanvasSharedPtr   createSpriteCanvas( const css::uno::Reference< css::rendering::XSpriteCanvas >& xCanvas );
+
+        /** Create a bitmap from a VCL Bitmap
+         */
+        static BitmapSharedPtr   createBitmap( const CanvasSharedPtr&, const ::BitmapEx& rBmpEx );
+
+        /** Create a renderer object from a Metafile
+
+            The created renderer initially draws the metafile
+            one-by-one units large, in user coordinate space
+         */
+        static RendererSharedPtr createRenderer( const CanvasSharedPtr&          rCanvas,
+                                                const ::GDIMetaFile&            rMtf,
+                                                const Renderer::Parameters&     rParms );
+
+    private:
+        VCLFactory() = delete;
+        VCLFactory(const VCLFactory&) = delete;
+        VCLFactory& operator=( const VCLFactory& ) = delete;
+    };
+
+}
+
+#endif // INCLUDED_CPPCANVAS_VCLFACTORY_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */