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NtGdiExtTextOut(): improved error handling

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svn path=/trunk/; revision=12191
This commit is contained in:
Royce Mitchell III 2004-12-18 18:21:02 +00:00
parent e6a6a8e434
commit f4354d8f89
1 changed files with 24 additions and 13 deletions
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33
reactos/subsys/win32k/objects/text.c
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@ -22,7 +22,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* $Id: text.c,v 1.120 2004/12/18 17:50:22 royce Exp $ */
/* $Id: text.c,v 1.121 2004/12/18 18:21:02 royce Exp $ */
#include <w32k.h>
#include <ft2build.h>
@ -1529,8 +1529,10 @@ NtGdiExtTextOut(
}
BitmapObj = BITMAPOBJ_LockBitmap(dc->w.hBitmap);
ASSERT(BitmapObj);
if ( !BitmapObj )
goto fail;
SurfObj = &BitmapObj->SurfObj;
ASSERT(SurfObj);
Start.x = XStart; Start.y = YStart;
IntLPtoDP(dc, &Start, 1);
@ -1548,25 +1550,28 @@ NtGdiExtTextOut(
PALETTE_UnlockPalette(dc->w.hPalette);
}
XlateObj = (XLATEOBJ*)IntEngCreateXlate(Mode, PAL_RGB, dc->w.hPalette, NULL);
if ( !XlateObj )
goto fail;
hBrushFg = NtGdiCreateSolidBrush(XLATEOBJ_iXlate(XlateObj, dc->w.textColor));
if ( !hBrushFg )
goto fail;
BrushFg = BRUSHOBJ_LockBrush(hBrushFg);
if ( !BrushFg )
goto fail;
IntGdiInitBrushInstance(&BrushFgInst, BrushFg, NULL);
if ((fuOptions & ETO_OPAQUE) || dc->w.backgroundMode == OPAQUE)
{
hBrushBg = NtGdiCreateSolidBrush(XLATEOBJ_iXlate(XlateObj, dc->w.backgroundColor));
if (hBrushBg)
{
if ( !hBrushBg )
goto fail;
BrushBg = BRUSHOBJ_LockBrush(hBrushBg);
/* FIXME - Handle BrushBg == NULL !!!!! */
if ( !BrushBg )
goto fail;
IntGdiInitBrushInstance(&BrushBgInst, BrushBg, NULL);
}
else
{
EngDeleteXlate(XlateObj);
goto fail;
}
}
XlateObj2 = (XLATEOBJ*)IntEngCreateXlate(PAL_RGB, Mode, NULL, dc->w.hPalette);
if ( !XlateObj2 )
goto fail;
SourcePoint.x = 0;
SourcePoint.y = 0;
@ -1611,7 +1616,9 @@ NtGdiExtTextOut(
}
FontObj = TextObj->Font;
ASSERT(FontObj);
FontGDI = ObjToGDI(FontObj, FONT);
ASSERT(FontGDI);
face = FontGDI->face;
if (face->charmap == NULL)
@ -1901,6 +1908,10 @@ NtGdiExtTextOut(
return TRUE;
fail:
if ( XlateObj2 != NULL )
EngDeleteXlate(XlateObj2);
if ( XlateObj != NULL )
EngDeleteXlate(XlateObj);
if(TextObj != NULL)
TEXTOBJ_UnlockText(dc->w.hFont);
BITMAPOBJ_UnlockBitmap(dc->w.hBitmap);