forgot that too...
git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@22714 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Stefano Ceccherini
parent
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@ -1,4 +1,50 @@
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// This file is distributed under the OpenBeOS license
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/* $Xorg: region.h,v 1.4 2001/02/09 02:03:40 xorgcvs Exp $ */
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/************************************************************************
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Copyright 1987, 1998 The Open Group
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Permission to use, copy, modify, distribute, and sell this software and its
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documentation for any purpose is hereby granted without fee, provided that
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the above copyright notice appear in all copies and that both that
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copyright notice and this permission notice appear in supporting
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documentation.
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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Except as contained in this notice, the name of The Open Group shall not be
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used in advertising or otherwise to promote the sale, use or other dealings
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in this Software without prior written authorization from The Open Group.
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Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
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All Rights Reserved
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Permission to use, copy, modify, and distribute this software and its
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documentation for any purpose and without fee is hereby granted,
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provided that the above copyright notice appear in all copies and that
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both that copyright notice and this permission notice appear in
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supporting documentation, and that the name of Digital not be
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used in advertising or publicity pertaining to distribution of the
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software without specific, written prior permission.
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DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
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ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
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DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
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ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
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ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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SOFTWARE.
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************************************************************************/
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#ifndef __REGION_SUPPORT_H
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#ifndef __REGION_SUPPORT_H
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#define __REGION_SUPPORT_H
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#define __REGION_SUPPORT_H
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@ -6,38 +52,101 @@
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#include <Region.h>
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#include <Region.h>
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class BRegion::Support {
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class BRegion::Support {
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public:
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public:
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static void ZeroRegion(BRegion ®ion);
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static int XUnionRegion(const BRegion* reg1,
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static void ClearRegion(BRegion ®ion);
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const BRegion* reg2, BRegion* newReg);
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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 int XIntersectRegion(const BRegion* reg1,
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static void CleanupRegion(BRegion ®ion);
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const BRegion* reg2, BRegion* newReg);
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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 int XSubtractRegion(const BRegion* regM,
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static void SortTrans(int32 *lptr1, int32 *lptr2, long count);
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const BRegion* regS, BRegion* regD);
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static void CopyRegionMore(const BRegion &, BRegion &, long);
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static int XXorRegion(const BRegion* sra,
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const BRegion* srb, BRegion* dr);
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static void AndRegionComplex(const BRegion &, const BRegion &, BRegion &);
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static int XPointInRegion(const BRegion* region,
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static void AndRegion1ToN(const BRegion &, const BRegion &, BRegion &);
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int x, int y);
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static void AppendRegion(const BRegion &, const BRegion &, BRegion &);
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enum {
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RectangleOut = 0,
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RectanglePart = 1,
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RectangleIn = 2
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};
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static void OrRegionComplex(const BRegion &, const BRegion &, BRegion &);
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static int XRectInRegion(const BRegion* region,
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static void OrRegion1ToN(const BRegion &, const BRegion &, BRegion &);
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const clipping_rect& rect);
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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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private:
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BRegion &, long *, long *);
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static BRegion* CreateRegion();
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static void DestroyRegion(BRegion* r);
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static void XOffsetRegion(BRegion* pRegion, int x, int y);
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static void miSetExtents(BRegion* pReg);
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static int miIntersectO(BRegion* pReg,
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clipping_rect* r1, clipping_rect* r1End,
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clipping_rect* r2, clipping_rect* r2End,
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int top, int bottom);
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static void miRegionCopy(BRegion* dstrgn, const BRegion* rgn);
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static int miCoalesce(BRegion* pReg,
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int prevStart, int curStart);
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static int miUnionNonO(BRegion* pReg, clipping_rect* r,
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clipping_rect* rEnd, int top, int bottom);
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static int miUnionO(BRegion* pReg,
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clipping_rect* r1, clipping_rect* r1End,
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clipping_rect* r2, clipping_rect* r2End,
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int top, int bottom);
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static int miSubtractO(BRegion* pReg,
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clipping_rect* r1, clipping_rect* r1End,
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clipping_rect* r2, clipping_rect* r2End,
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int top, int bottom);
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static int miSubtractNonO1(BRegion* pReg,
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clipping_rect* r, clipping_rect* rEnd,
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int top, int bottom);
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typedef int (*overlapProcp)(
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BRegion* pReg,
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clipping_rect* r1,
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clipping_rect* r1End,
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register clipping_rect* r2,
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clipping_rect* r2End,
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int top,
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int bottom);
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typedef int (*nonOverlapProcp)(
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BRegion* pReg,
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clipping_rect* r,
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clipping_rect* rEnd,
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int top,
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int bottom);
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static void miRegionOp(BRegion* newReg,
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const BRegion* reg1, const BRegion* reg2,
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int (*overlapFunc)(
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register BRegion* pReg,
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register clipping_rect* r1,
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clipping_rect* r1End,
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register clipping_rect* r2,
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clipping_rect* r2End,
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int top,
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int bottom),
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int (*nonOverlap1Func)(
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register BRegion* pReg,
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register clipping_rect* r,
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clipping_rect* rEnd,
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register int top,
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register int bottom),
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int (*nonOverlap2Func)(
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register BRegion* pReg,
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register clipping_rect* r,
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clipping_rect* rEnd,
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register int top,
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register int bottom));
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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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};
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#endif // __REGION_SUPPORT_H
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#endif // __REGION_SUPPORT_H
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