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 * Copyright 2008 by Sun Microsystems, Inc.
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 * OpenOffice.org - a multi-platform office productivity suite
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 * $RCSfile: poly.h,v $
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#ifndef _POLY_H
#define _POLY_H

#include <tools/gen.hxx>

namespace SVMCore{

#define MAX_64KPOINTS       ((((USHORT)0xFFFF)-32)/sizeof(Point))

// -------------------
// - ImplPolygonData -
// -------------------

class ImplPolygonData
{
public:
#ifdef WIN
    Point huge*     mpPointAry;
    BYTE*           mpFlagAry;
    GLOBALHANDLE    mhPoints;
#else
    Point*          mpPointAry;
    BYTE*           mpFlagAry;
#endif

    USHORT          mnPoints;
    ULONG           mnRefCount;
};

// ---------------
// - ImplPolygon -
// ---------------

class ImplPolygon  : public ImplPolygonData
{
public:
                    ImplPolygon( USHORT nInitSize, BOOL bFlags = FALSE );
                    ImplPolygon( USHORT nPoints, const Point* pPtAry, const BYTE* pInitFlags = NULL );
                    ImplPolygon( const ImplPolygon& rImplPoly );
                    ~ImplPolygon();

    void            ImplSetSize( USHORT nSize, BOOL bResize = TRUE );
    void            ImplCreateFlagArray();
    void            ImplSplit( USHORT nPos, USHORT nSpace, ImplPolygon* pInitPoly = NULL );
    void            ImplRemove( USHORT nPos, USHORT nCount );
};

// -------------------
// - ImplPolyPolygon -
// -------------------

#define MAX_POLYGONS        ((USHORT)0x3FF0)

class Polygon;
typedef Polygon* SVPPOLYGON;

class ImplPolyPolygon
{
public:
    SVPPOLYGON*     mpPolyAry;
    ULONG           mnRefCount;
    USHORT          mnCount;
    USHORT          mnSize;
    USHORT          mnResize;

                    ImplPolyPolygon( USHORT nInitSize, USHORT nResize )
                        { mpPolyAry = NULL; mnCount = 0; mnRefCount = 1;
                          mnSize = nInitSize; mnResize = nResize; }
                    ImplPolyPolygon( USHORT nInitSize );
                    ImplPolyPolygon( const ImplPolyPolygon& rImplPolyPoly );
                    ~ImplPolyPolygon();
};

inline long MinMax( long nVal, long nMin, long nMax )
{
	return( nVal >= nMin ? ( nVal <= nMax ? nVal : nMax ) : nMin );
}

// ------------------------------------------------------------------

inline long FRound( double fVal )
{
	return( fVal > 0.0 ? (long) ( fVal + 0.5 ) : -(long) ( -fVal + 0.5 ) );
}

}//SVMCore
#endif // _SV_POLY_H
