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diff --git a/cppcanvas/inc/cppcanvas/canvasgraphic.hxx b/cppcanvas/inc/cppcanvas/canvasgraphic.hxx
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-/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
-/*
- * This file is part of the LibreOffice project.
- *
- * This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/.
- *
- * This file incorporates work covered by the following license notice:
- *
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements. See the NOTICE file distributed
- * with this work for additional information regarding copyright
- * ownership. The ASF licenses this file to you under the Apache
- * License, Version 2.0 (the "License"); you may not use this file
- * except in compliance with the License. You may obtain a copy of
- * the License at http://www.apache.org/licenses/LICENSE-2.0 .
- */
-
-#ifndef _CPPCANVAS_CANVASGRAPHIC_HXX
-#define _CPPCANVAS_CANVASGRAPHIC_HXX
-
-#include <sal/types.h>
-
-#include <boost/shared_ptr.hpp>
-#include <cppcanvas/color.hxx>
-#include <cppcanvas/canvas.hxx>
-
-namespace basegfx
-{
- class B2DHomMatrix;
- class B2DPolyPolygon;
-}
-
-
-/* Definition of CanvasGraphic interface */
-
-namespace cppcanvas
-{
- // forward declaration, since PolyPolygon also derives from CanvasGraphic
- typedef ::boost::shared_ptr< class PolyPolygon > PolyPolygonSharedPtr;
-
-
- /** This interface defines basic properties of
- objects that can be painted on a Canvas
- */
- class CanvasGraphic
- {
- public:
-
- /** These enums determine how the primitive color is combined
- with the background. When performing this calculations, it
- is assumed that all color values are premultiplied with
- the corresponding alpha values (if no alpha is specified,
- 1.0 is assumed). Then, the following general compositing
- operation is performed:
-
- C = Ca * Fa + Cb * Fb
-
- where C is the result color, Ca and Cb are the input
- colors, premultiplied with alpha, and Fa and Fb are
- described for the different composite modes (wherein Aa
- and Ab denote source and destination alpha, respectively).
- */
- enum CompositeOp
- {
- /// Clear destination. Fa = Fb = 0.
- CLEAR,
-
- /// Copy source as-is to destination. Fa = 1, Fb = 0.
- SOURCE,
-
- /// Leave destination as-is. Fa = 0, Fb = 1.
- DESTINATION,
-
- /// Copy source over destination. Fa = 1, Fb = 1-Aa.
- OVER,
-
- /// Copy source under destination. Fa = 1-Ab, Fb = 1.
- UNDER,
-
- /// Copy source to destination, but limited to where the destination is. Fa = Ab, Fb = 0.
- INSIDE,
-
- /// Leave destination as is, but only where source was. Fa = 0, Fb = Aa.
- INSIDE_REVERSE,
-
- /// Copy source to destination, but limited to where destination is not. Fa = 1-Ab, Fb = 0.
- OUTSIDE,
-
- /// Leave destination as is, but only where source has not been. Fa = 0, Fb = 1-Aa.
- OUTSIDE_REVERSE,
-
- /// Copy source over destination, but only where destination is. Keep destination. Fa = Ab, Fb = 1-Aa.
- ATOP,
-
- /// Copy destination over source, but only where source is. Keep source. Fa = 1-Ab, Fb = Aa.
- ATOP_REVERSE,
-
- /// Take only parts where either source or destination, but not both are. Fa = 1-Ab, Fb = 1-Aa.
- XOR,
-
- /** simply add contributions of both source and destination. The
- resulting color values are limited to the permissible color
- range, and clipped to the maximal value, if exceeded. Fa = 1, Fb = 1.
- */
- ADD,
-
- /// Fa = min(1,(1-Ab)/Aa), Fb = 1
- SATURATE
- };
-
- virtual ~CanvasGraphic() {}
-
- /** Set object transformation matrix
- */
- virtual void setTransformation( const ::basegfx::B2DHomMatrix& rMatrix ) = 0;
- /** Get object transformation matrix
- */
- virtual ::basegfx::B2DHomMatrix getTransformation() const = 0;
-
- /** Set object clipping polygon
- */
- virtual void setClip( const ::basegfx::B2DPolyPolygon& rClipPoly ) = 0;
- /** Clear object clipping polygon
- */
- virtual void setClip() = 0;
- /** Get object clipping polygon
-
- @return NULL, if no clip is set; otherwise, the current clip poly-polygon is returned
- */
- virtual ::basegfx::B2DPolyPolygon const* getClip() const = 0;
-
- /** Set object composite mode
- */
- virtual void setCompositeOp( CompositeOp aOp ) = 0;
- /** Get object composite mode
- */
- virtual CompositeOp getCompositeOp() const = 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;
-
- };
-
- typedef ::boost::shared_ptr< ::cppcanvas::CanvasGraphic > CanvasGraphicSharedPtr;
-}
-
-#endif /* _CPPCANVAS_CANVASGRAPHIC_HXX */
-
-/* vim:set shiftwidth=4 softtabstop=4 expandtab: */