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/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 * 
 * Copyright 2000, 2010 Oracle and/or its affiliates.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * This file is part of OpenOffice.org.
 *
 * OpenOffice.org is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * only, as published by the Free Software Foundation.
 *
 * OpenOffice.org is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
 *
 ************************************************************************/

#ifndef INCLUDED_DRAWINGLAYER_PROCESSOR3D_BASEPROCESSOR3D_HXX
#define INCLUDED_DRAWINGLAYER_PROCESSOR3D_BASEPROCESSOR3D_HXX

#include <drawinglayer/primitive3d/baseprimitive3d.hxx>
#include <drawinglayer/geometry/viewinformation3d.hxx>

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

namespace drawinglayer
{
    namespace processor3d
    {
        class BaseProcessor3D
        {
        private:
            geometry::ViewInformation3D						maViewInformation3D;

        protected:
            void updateViewInformation(const geometry::ViewInformation3D& rViewInformation3D)
            {
                maViewInformation3D = rViewInformation3D;
            }

            // as tooling, the process() implementation takes over API handling and calls this
            // virtual render method when the primitive implementation is BasePrimitive3D-based.
            // Default implementation does nothing
            virtual void processBasePrimitive3D(const primitive3d::BasePrimitive3D& rCandidate);

        public:
            BaseProcessor3D(const geometry::ViewInformation3D& rViewInformation);
            virtual ~BaseProcessor3D();

            // the central processing method
            virtual void process(const primitive3d::Primitive3DSequence& rSource);

            // data access
            const geometry::ViewInformation3D& getViewInformation3D() const { return maViewInformation3D; }
        };
    } // end of namespace processor3d
} // end of namespace drawinglayer

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

namespace drawinglayer
{
    namespace processor3d
    {
        class CollectingProcessor3D : public BaseProcessor3D
        {
        private:
            primitive3d::Primitive3DSequence						maPrimitive3DSequence;

        public:
            CollectingProcessor3D(const geometry::ViewInformation3D& rViewInformation);
            virtual ~CollectingProcessor3D();

            // the central processing method
            virtual void process(const primitive3d::Primitive3DSequence& rSource);

            // helpers for adding to local sequence
            void appendPrimitive3DReference(const primitive3d::Primitive3DReference& rSource) 
            { 
                primitive3d::appendPrimitive3DReferenceToPrimitive3DSequence(maPrimitive3DSequence, rSource); 
            }

            // data access and reset
            const primitive3d::Primitive3DSequence& getPrimitive3DSequence() const { return maPrimitive3DSequence; }
            void reset() { maPrimitive3DSequence = primitive3d::Primitive3DSequence(); }
        };
    } // end of namespace processor3d
} // end of namespace drawinglayer

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

#endif //_DRAWINGLAYER_PROCESSOR3D_BASEPROCESSOR3D_HXX

// eof