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[WIN32K]

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Implement support for hatch brush masks.

svn path=/trunk/; revision=66231
This commit is contained in:
Timo Kreuzer 2015-02-11 21:35:48 +00:00
parent 88cc747e0b
commit becf1bd404
1 changed files with 31 additions and 1 deletions
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32
reactos/win32ss/gdi/eng/engbrush.c
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@ -424,7 +424,37 @@ SURFOBJ*
NTAPI
EBRUSHOBJ_psoMask(EBRUSHOBJ *pebo)
{
return NULL;
HBITMAP hbmMask;
PSURFACE psurfMask;
PPDEVOBJ ppdev;
/* Check if we don't have a mask yet */
if (pebo->psoMask == NULL)
{
/* Check if this is a hatch brush */
if (pebo->flattrs & BR_IS_HATCH)
{
/* Get the PDEV */
ppdev = (PPDEVOBJ)pebo->psurfTrg->SurfObj.hdev;
if (!ppdev)
ppdev = gppdevPrimary;
/* Use the hatch bitmap as the mask */
hbmMask = (HBITMAP)ppdev->ahsurf[pebo->pbrush->iHatch];
psurfMask = SURFACE_ShareLockSurface(hbmMask);
if (psurfMask == NULL)
{
ERR("Failed to lock hatch brush for PDEV %p, iHatch %lu\n",
ppdev, pebo->pbrush->iHatch);
return NULL;
}
NT_ASSERT(psurfMask->SurfObj.iBitmapFormat == BMF_1BPP);
pebo->psoMask = &psurfMask->SurfObj;
}
}
return pebo->psoMask;
}
/** Exported DDI functions ****************************************************/