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[WIN32K]

Browse source 
- sync subsystems/win32/win32k.objects/cliprgn.c with trunk.

svn path=/branches/reactos-yarotows/; revision=47368
This commit is contained in:
Jérôme Gardou 2010-05-26 23:04:02 +00:00
parent 5ba3469f7b
commit 40f4c114ee
1 changed files with 87 additions and 28 deletions
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115
subsystems/win32/win32k/objects/cliprgn.c
View file

@ -52,21 +52,24 @@ CLIPPING_UpdateGCRegion(DC* Dc)
if((CombinedRegion = RGNOBJAPI_Lock(Dc->rosdc.hGCClipRgn, NULL)))
{
if (Dc->rosdc.CombinedClip != NULL)
IntEngDeleteClipRegion(Dc->rosdc.CombinedClip);
CLIPOBJ *CombinedClip;
Dc->rosdc.CombinedClip = IntEngCreateClipRegion(
CombinedRegion->rdh.nCount,
CombinedClip = IntEngCreateClipRegion(CombinedRegion->rdh.nCount,
CombinedRegion->Buffer,
&CombinedRegion->rdh.rcBound);
RGNOBJAPI_Unlock(CombinedRegion);
}
if ( NULL == Dc->rosdc.CombinedClip )
{
if ( !CombinedClip )
{
DPRINT1("IntEngCreateClipRegion() failed\n");
return ERROR;
}
if(Dc->rosdc.CombinedClip != NULL)
IntEngDeleteClipRegion(Dc->rosdc.CombinedClip);
Dc->rosdc.CombinedClip = CombinedClip ;
}
return NtGdiOffsetRgn(Dc->rosdc.hGCClipRgn, -Dc->ptlDCOrig.x, -Dc->ptlDCOrig.y);
@ -137,7 +140,7 @@ int FASTCALL GdiExtSelectClipRgn(PDC dc,
{
PROSRGNDATA Rgn;
RECTL rect;
if((Rgn = RGNOBJAPI_Lock(((PROSRGNDATA)dc->prgnVis)->BaseObject.hHmgr, NULL)))
if((Rgn = RGNOBJAPI_Lock(dc->prgnVis->BaseObject.hHmgr, NULL)))
{
REGION_GetRgnBox(Rgn, &rect);
RGNOBJAPI_Unlock(Rgn);
@ -185,13 +188,49 @@ GdiGetClipBox(HDC hDC, PRECTL rc)
PROSRGNDATA Rgn;
INT retval;
PDC dc;
HRGN hRgnNew, hRgn = NULL;
if (!(dc = DC_LockDc(hDC)))
{
return ERROR;
}
if (!(Rgn = RGNOBJAPI_Lock(dc->rosdc.hGCClipRgn, NULL)))
/* FIXME! Rao and Vis only! */
if (dc->prgnAPI) // APIRGN
{
hRgn = ((PROSRGNDATA)dc->prgnAPI)->BaseObject.hHmgr;
}
else if (dc->dclevel.prgnMeta) // METARGN
{
hRgn = ((PROSRGNDATA)dc->dclevel.prgnMeta)->BaseObject.hHmgr;
}
else
{
hRgn = dc->rosdc.hClipRgn; // CLIPRGN
}
if (hRgn)
{
hRgnNew = IntSysCreateRectRgn( 0, 0, 0, 0 );
NtGdiCombineRgn(hRgnNew, dc->prgnVis->BaseObject.hHmgr, hRgn, RGN_AND);
if (!(Rgn = RGNOBJAPI_Lock(hRgnNew, NULL)))
{
DC_UnlockDc(dc);
return ERROR;
}
retval = REGION_GetRgnBox(Rgn, rc);
REGION_FreeRgnByHandle(hRgnNew);
RGNOBJAPI_Unlock(Rgn);
DC_UnlockDc(dc);
return retval;
}
if (!(Rgn = RGNOBJAPI_Lock(dc->prgnVis->BaseObject.hHmgr, NULL)))
{
DC_UnlockDc(dc);
return ERROR;
@ -269,7 +308,7 @@ int APIENTRY NtGdiExcludeClipRect(HDC hDC,
if (!dc->rosdc.hClipRgn)
{
dc->rosdc.hClipRgn = IntSysCreateRectRgn(0, 0, 0, 0);
NtGdiCombineRgn(dc->rosdc.hClipRgn, ((PROSRGNDATA)dc->prgnVis)->BaseObject.hHmgr, NewRgn, RGN_DIFF);
NtGdiCombineRgn(dc->rosdc.hClipRgn, dc->prgnVis->BaseObject.hHmgr, NewRgn, RGN_DIFF);
Result = SIMPLEREGION;
}
else
@ -444,7 +483,7 @@ IntGdiSetMetaRgn(PDC pDC)
{
if ( pDC->dclevel.prgnClip )
{
TempRgn = IntSysCreateRectRgn(0,0,0,0);
TempRgn = IntSysCreateRectpRgn(0,0,0,0);
if (TempRgn)
{
Ret = IntGdiCombineRgn( TempRgn,
@ -510,56 +549,76 @@ NEW_CLIPPING_UpdateGCRegion(PDC pDC)
{
CLIPOBJ * co;
if (!pDC->prgnVis) return 0;
/* Must have VisRgn set to a valid state! */
if (!pDC->prgnVis) return ERROR;
if (pDC->prgnAPI)
{
REGION_Delete(pDC->prgnAPI);
pDC->prgnAPI = IntSysCreateRectRgn(0,0,0,0);
pDC->prgnAPI = IntSysCreateRectpRgn(0,0,0,0);
}
if (pDC->prgnRao)
{
REGION_Delete(pDC->prgnRao);
pDC->prgnRao = IntSysCreateRectRgn(0,0,0,0);
pDC->prgnRao = IntSysCreateRectpRgn(0,0,0,0);
}
if (pDC->dclevel.prgnMeta && pDC->dclevel.prgnClip)
{
IntGdiCombineRgn( pDC->prgnAPI,
pDC->dclevel.prgnClip,
pDC->dclevel.prgnMeta,
RGN_AND);
pDC->dclevel.prgnClip,
pDC->dclevel.prgnMeta,
RGN_AND);
}
else
{
if (pDC->dclevel.prgnClip)
{
IntGdiCombineRgn( pDC->prgnAPI,
pDC->dclevel.prgnClip,
NULL,
RGN_COPY);
pDC->dclevel.prgnClip,
NULL,
RGN_COPY);
}
else if (pDC->dclevel.prgnMeta)
{
IntGdiCombineRgn( pDC->prgnAPI,
pDC->dclevel.prgnMeta,
NULL,
RGN_COPY);
pDC->dclevel.prgnMeta,
NULL,
RGN_COPY);
}
}
IntGdiCombineRgn( pDC->prgnRao,
pDC->prgnVis,
pDC->prgnAPI,
RGN_AND);
RGN_AND);
RtlCopyMemory(&pDC->erclClip,
&((PROSRGNDATA)pDC->prgnRao)->rdh.rcBound,
sizeof(RECTL));
RtlCopyMemory(&pDC->erclClip, &((PROSRGNDATA)pDC->prgnRao)->rdh.rcBound , sizeof(RECTL));
pDC->fs &= ~DC_FLAG_DIRTY_RAO;
// if (Dc->CombinedClip != NULL) IntEngDeleteClipRegion(Dc->CombinedClip);
IntGdiOffsetRgn(pDC->prgnRao, pDC->ptlDCOrig.x, pDC->ptlDCOrig.y);
// pDC->co should be used. Example, CLIPOBJ_cEnumStart uses XCLIPOBJ to build
// the rects from region objects rects in pClipRgn->Buffer.
// With pDC->co.pClipRgn->Buffer,
// pDC->co.pClipRgn = pDC->prgnRao ? pDC->prgnRao : pDC->prgnVis;
co = IntEngCreateClipRegion( ((PROSRGNDATA)pDC->prgnRao)->rdh.nCount,
((PROSRGNDATA)pDC->prgnRao)->Buffer,
((PROSRGNDATA)pDC->prgnRao)->Buffer,
&pDC->erclClip);
if (co)
{
if (pDC->rosdc.CombinedClip != NULL)
IntEngDeleteClipRegion(pDC->rosdc.CombinedClip);
return REGION_Complexity(pDC->prgnRao);
pDC->rosdc.CombinedClip = co;
}
return IntGdiOffsetRgn(pDC->prgnRao, -pDC->ptlDCOrig.x, -pDC->ptlDCOrig.y);
}
/* EOF */