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Rewrote PSDRV_SetDeviceClipping to use GetRegionData API.

This commit is contained in:
Huw D M Davies 1999-07-25 11:14:47 +00:00 committed by Alexandre Julliard
parent 2f4bd6617f
commit 1613e791ff
1 changed files with 28 additions and 11 deletions
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39
graphics/psdrv/clipping.c
View File

@ -7,8 +7,8 @@
#include "gdi.h"
#include "psdrv.h"
#include "region.h"
#include "debugtools.h"
#include "winbase.h"
DEFAULT_DEBUG_CHANNEL(psdrv)
@ -18,23 +18,38 @@ DEFAULT_DEBUG_CHANNEL(psdrv)
VOID PSDRV_SetDeviceClipping( DC *dc )
{
CHAR szArrayName[] = "clippath";
RGNOBJ *obj = (RGNOBJ *)GDI_GetObjPtr(dc->w.hGCClipRgn, REGION_MAGIC);
if (!obj)
{
ERR_(psdrv)("Rgn is 0. Please report this.\n");
DWORD size;
RGNDATA *rgndata;
TRACE("hdc=%04x\n", dc->hSelf);
if (dc->w.hGCClipRgn == 0) {
ERR("Rgn is 0. Please report this.\n");
return;
}
TRACE_(psdrv)("dc=%p", dc);
if (obj->rgn->numRects > 0)
size = GetRegionData(dc->w.hGCClipRgn, 0, NULL);
if(!size) {
ERR("Invalid region\n");
return;
}
rgndata = HeapAlloc( GetProcessHeap(), 0, size );
if(!rgndata) {
ERR("Can't allocate buffer\n");
return;
}
GetRegionData(dc->w.hGCClipRgn, size, rgndata);
if (rgndata->rdh.nCount > 0)
{
INT i;
RECT *pRect = obj->rgn->rects;
RECT *pRect = (RECT *)rgndata->Buffer;
PSDRV_WriteArrayDef(dc, szArrayName, obj->rgn->numRects * 4);
PSDRV_WriteArrayDef(dc, szArrayName, rgndata->rdh.nCount * 4);
for (i = 0; i < obj->rgn->numRects; i++, pRect++)
for (i = 0; i < rgndata->rdh.nCount; i++, pRect++)
{
PSDRV_WriteArrayPut(dc, szArrayName, i * 4,
pRect->left);
@ -48,4 +63,6 @@ VOID PSDRV_SetDeviceClipping( DC *dc )
}
PSDRV_WriteRectClip(dc, szArrayName);
HeapFree( GetProcessHeap(), 0, rgndata );
return;
}