/* -*- 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 _SV_IMPVECT_HXX
#define _SV_IMPVECT_HXX

#include <tools/poly.hxx>
#include <vcl/gdimtf.hxx>

// --------------
// - Vectorizer -
// --------------

class BitmapReadAccess;
class ImplChain;
class ImplVectMap;

class ImplVectorizer
{
private:

    ImplVectMap*    ImplExpand( BitmapReadAccess* pRAcc, const Color& rColor );
    void            ImplCalculate( ImplVectMap* pMap, PolyPolygon& rPolyPoly, sal_uInt8 cReduce, sal_uLong nFlags );
    sal_Bool            ImplGetChain( ImplVectMap* pMap, const Point& rStartPt, ImplChain& rChain );
    sal_Bool            ImplIsUp( ImplVectMap* pMap, long nY, long nX ) const;
    void            ImplLimitPolyPoly( PolyPolygon& rPolyPoly );

public:

                    ImplVectorizer();
                    ~ImplVectorizer();

    sal_Bool            ImplVectorize( const Bitmap& rColorBmp, GDIMetaFile& rMtf,
                                   sal_uInt8 cReduce, sal_uLong nFlags, const Link* pProgress );
    sal_Bool            ImplVectorize( const Bitmap& rMonoBmp, PolyPolygon& rPolyPoly,
                                   sal_uLong nFlags, const Link* pProgress );
};

#endif

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