43 lines
1.5 KiB
C++
43 lines
1.5 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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#include <Region.h>
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class BRegion::Support
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{
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public:
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static void ZeroRegion(BRegion *a_region);
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static void ClearRegion(BRegion *a_region);
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static void CopyRegion(BRegion *src_region, BRegion *dst_region);
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static void AndRegion(BRegion *first, BRegion *second, BRegion *dest);
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static void OrRegion(BRegion *first, BRegion *second, BRegion *dest);
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static void SubRegion(BRegion *first, BRegion *second, BRegion *dest);
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private:
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static void CleanupRegion(BRegion *region_in);
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static void CleanupRegionVertical(BRegion *region_in);
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static void CleanupRegionHorizontal(BRegion *region_in);
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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(BRegion*, BRegion*, long);
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static void AndRegionComplex(BRegion*, BRegion*, BRegion*);
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static void AndRegion1ToN(BRegion*, BRegion*, BRegion*);
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static void AppendRegion(BRegion*, BRegion*, BRegion*);
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static void OrRegionComplex(BRegion*, BRegion*, BRegion*);
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static void OrRegion1ToN(BRegion*, BRegion*, BRegion*);
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static void OrRegionNoX(BRegion*, BRegion*, BRegion*);
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static void ROr(long, long, BRegion*, BRegion*, BRegion*, long*, long *);
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static void SubRegionComplex(BRegion*, BRegion*, BRegion*);
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static void RSub(long , long, BRegion*, BRegion*, BRegion*, long*, long*);
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};
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#endif // __REGION_SUPPORT_H
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