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path: root/drawinglayer/source/processor2d/vclpixelprocessor2d.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 INCLUDED_DRAWINGLAYER_PROCESSOR2D_VCLPIXELPROCESSOR2D_HXX
#define INCLUDED_DRAWINGLAYER_PROCESSOR2D_VCLPIXELPROCESSOR2D_HXX

#include <drawinglayer/drawinglayerdllapi.h>

#include "vclprocessor2d.hxx"
#include <vcl/outdev.hxx>

#include <boost/scoped_ptr.hpp>

//////////////////////////////////////////////////////////////////////////////
// predefines

namespace drawinglayer { namespace primitive2d {
    class PolyPolygonColorPrimitive2D;
    class PolygonHairlinePrimitive2D;
    class PolygonStrokePrimitive2D;
}}

//////////////////////////////////////////////////////////////////////////////

namespace drawinglayer
{
    namespace processor2d
    {
        /** VclPixelProcessor2D class

            This processor derived from VclProcessor2D is the base class for rendering
            all feeded primitives to a VCL Window. It is the currently used renderer
            for all VCL editing output from the DrawingLayer.
         */
        class VclPixelProcessor2D : public VclProcessor2D
        {
        private:
            struct Impl;
            boost::scoped_ptr<Impl> m_pImpl;

        protected:
            /*  the local processor for BasePrinitive2D-Implementation based primitives,
                called from the common process()-implementation
             */
            virtual void processBasePrimitive2D(const primitive2d::BasePrimitive2D& rCandidate);

            // some helpers to try direct paints (shortcuts)
            bool tryDrawPolyPolygonColorPrimitive2DDirect(const drawinglayer::primitive2d::PolyPolygonColorPrimitive2D& rSource, double fTransparency);
            bool tryDrawPolygonHairlinePrimitive2DDirect(const drawinglayer::primitive2d::PolygonHairlinePrimitive2D& rSource, double fTransparency);
            bool tryDrawPolygonStrokePrimitive2DDirect(const drawinglayer::primitive2d::PolygonStrokePrimitive2D& rSource, double fTransparency);

        public:
            /// constructor/destructor
            VclPixelProcessor2D(
                const geometry::ViewInformation2D& rViewInformation,
                OutputDevice& rOutDev);
            virtual ~VclPixelProcessor2D();
        };
    } // end of namespace processor2d
} // end of namespace drawinglayer

//////////////////////////////////////////////////////////////////////////////

#endif // INCLUDED_DRAWINGLAYER_PROCESSOR2D_VCLPIXELPROCESSOR2D_HXX

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */