59cbc87ad8
git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@12937 a95241bf-73f2-0310-859d-f6bbb57e9c96
44 lines
1.6 KiB
C++
44 lines
1.6 KiB
C++
// This file is distributed under the OpenBeOS license
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#ifndef __REGION_SUPPORT_H
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#define __REGION_SUPPORT_H
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struct clipping_rect;
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class BRegion;
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class BRegion::Support {
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public:
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static void ZeroRegion(BRegion ®ion);
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static void ClearRegion(BRegion ®ion);
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static void CopyRegion(const BRegion &source, BRegion &dest);
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static void AndRegion(const BRegion &first, const BRegion &second, BRegion &dest);
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static void OrRegion(const BRegion &first, const BRegion &second, BRegion &dest);
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static void SubRegion(const BRegion &first, const BRegion &second, BRegion &dest);
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private:
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static void CleanupRegion(BRegion ®ion);
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static void CleanupRegionVertical(BRegion ®ion);
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static void CleanupRegionHorizontal(BRegion ®ion);
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static void SortRects(clipping_rect *rects, long count);
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static void SortTrans(long *lptr1, long *lptr2, long count);
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static void CopyRegionMore(const BRegion &, BRegion &, long);
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static void AndRegionComplex(const BRegion &, const BRegion &, BRegion &);
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static void AndRegion1ToN(const BRegion &, const BRegion &, BRegion &);
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static void AppendRegion(const BRegion &, const BRegion &, BRegion &);
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static void OrRegionComplex(const BRegion &, const BRegion &, BRegion &);
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static void OrRegion1ToN(const BRegion &, const BRegion &, BRegion &);
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static void OrRegionNoX(const BRegion &, const BRegion &, BRegion &);
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static void ROr(long, long, const BRegion &, const BRegion &,
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BRegion &, long *, long *);
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static void SubRegionComplex(const BRegion &, const BRegion &, BRegion &);
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static void RSub(long, long, const BRegion &, const BRegion &,
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BRegion &, long *, long *);
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};
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#endif // __REGION_SUPPORT_H
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