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 * 
 * Licensed to the Apache Software Foundation (ASF) under one
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 * 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
 * 
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 * 
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#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