tools/inc/poly.h

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  30
  31 #ifndef _POLY_H
  32 #define _POLY_H
  33
  34 #include <tools/gen.hxx>
  35
  36 #define MAX_64KPOINTS       ((((USHORT)0xFFFF)-32)/sizeof(Point))
  37
  38 // -------------------
  39 // - ImplPolygonData -
  40 // -------------------
  41
  42 class ImplPolygonData
  43 {
  44 public:
  45 #ifdef WIN
  46     Point huge*     mpPointAry;
  47     BYTE*           mpFlagAry;
  48     GLOBALHANDLE    mhPoints;
  49 #else
  50     Point*          mpPointAry;
  51     BYTE*           mpFlagAry;
  52 #endif
  53
  54     USHORT          mnPoints;
  55     ULONG           mnRefCount;
  56 };
  57
  58 // ---------------
  59 // - ImplPolygon -
  60 // ---------------
  61
  62 class ImplPolygon  : public ImplPolygonData
  63 {
  64 public:
  65                     ImplPolygon( USHORT nInitSize, BOOL bFlags = FALSE );
  66                     ImplPolygon( USHORT nPoints, const Point* pPtAry, const BYTE* pInitFlags = NULL );
  67                     ImplPolygon( const ImplPolygon& rImplPoly );
  68                     ~ImplPolygon();
  69
  70     void            ImplSetSize( USHORT nSize, BOOL bResize = TRUE );
  71     void            ImplCreateFlagArray();
  72     void            ImplSplit( USHORT nPos, USHORT nSpace, ImplPolygon* pInitPoly = NULL );
  73     void            ImplRemove( USHORT nPos, USHORT nCount );
  74 };
  75
  76 // -------------------
  77 // - ImplPolyPolygon -
  78 // -------------------
  79
  80 #define MAX_POLYGONS        ((USHORT)0x3FF0)
  81
  82 class Polygon;
  83 typedef Polygon* SVPPOLYGON;
  84
  85 class ImplPolyPolygon
  86 {
  87 public:
  88     SVPPOLYGON*     mpPolyAry;
  89     ULONG           mnRefCount;
  90     USHORT          mnCount;
  91     USHORT          mnSize;
  92     USHORT          mnResize;
  93
  94                     ImplPolyPolygon( USHORT nInitSize, USHORT nResize )
  95                         { mpPolyAry = NULL; mnCount = 0; mnRefCount = 1;
  96                           mnSize = nInitSize; mnResize = nResize; }
  97                     ImplPolyPolygon( USHORT nInitSize );
  98                     ImplPolyPolygon( const ImplPolyPolygon& rImplPolyPoly );
  99                     ~ImplPolyPolygon();
 100 };
 101
 102 inline long MinMax( long nVal, long nMin, long nMax )
 103 {
 104     return( nVal >= nMin ? ( nVal <= nMax ? nVal : nMax ) : nMin );
 105 }
 106
 107 // ------------------------------------------------------------------
 108
 109 inline long FRound( double fVal )
 110 {
 111     return( fVal > 0.0 ? (long) ( fVal + 0.5 ) : -(long) ( -fVal + 0.5 ) );
 112 }
 113
 114
 115 #endif // _SV_POLY_H