[mkupfer] 39870: Evgeniy Boltik <bstsoft AT narod DOT ru> - Fix if param Brush == NULL. - See issue #4220 for details.

Author: mkupfer
Date: Wed Mar  4 19:25:22 2009
New Revision: 39870

URL: http://svn.reactos.org/svn/reactos?rev=39870&view=rev
Log:
Evgeniy Boltik <bstsoft AT narod DOT ru>
- Fix if param Brush == NULL.
- See issue #4220 for details.

Modified:
    trunk/reactos/subsystems/win32/win32k/dib/dib1bpp.c
    trunk/reactos/subsystems/win32/win32k/dib/dib24bpp.c
    trunk/reactos/subsystems/win32/win32k/dib/dib4bpp.c
    trunk/reactos/subsystems/win32/win32k/eng/bitblt.c
    trunk/reactos/tools/gendib/gendib.c

Modified: trunk/reactos/subsystems/win32/win32k/dib/dib1bpp.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/subsystems/win32/win32k/di…
==============================================================================
--- trunk/reactos/subsystems/win32/win32k/dib/dib1bpp.c [iso-8859-1] (original)
+++ trunk/reactos/subsystems/win32/win32k/dib/dib1bpp.c [iso-8859-1] Wed Mar  4 19:25:22
2009
@@ -369,7 +369,8 @@
       else
       {
          /* FIXME: Shouldn't it be expanded? */
-         Pattern = BltInfo->Brush->iSolidColor;
+         if (BltInfo->Brush)
+            Pattern = BltInfo->Brush->iSolidColor;
       }
    }
 

Modified: trunk/reactos/subsystems/win32/win32k/dib/dib24bpp.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/subsystems/win32/win32k/di…
==============================================================================
--- trunk/reactos/subsystems/win32/win32k/dib/dib24bpp.c [iso-8859-1] (original)
+++ trunk/reactos/subsystems/win32/win32k/dib/dib24bpp.c [iso-8859-1] Wed Mar  4 19:25:22
2009
@@ -263,7 +263,8 @@
       }
       else
       {
-         Pattern = BltInfo->Brush->iSolidColor;
+         if (BltInfo->Brush)
+            Pattern = BltInfo->Brush->iSolidColor;
       }
    }
 

Modified: trunk/reactos/subsystems/win32/win32k/dib/dib4bpp.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/subsystems/win32/win32k/di…
==============================================================================
--- trunk/reactos/subsystems/win32/win32k/dib/dib4bpp.c [iso-8859-1] (original)
+++ trunk/reactos/subsystems/win32/win32k/dib/dib4bpp.c [iso-8859-1] Wed Mar  4 19:25:22
2009
@@ -271,7 +271,8 @@
       }
       else
       {
-         Pattern = ExpandSolidColor[BltInfo->Brush->iSolidColor];
+         if (BltInfo->Brush)
+           Pattern = ExpandSolidColor[BltInfo->Brush->iSolidColor];
       }
    }
 

Modified: trunk/reactos/subsystems/win32/win32k/eng/bitblt.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/subsystems/win32/win32k/en…
==============================================================================
--- trunk/reactos/subsystems/win32/win32k/eng/bitblt.c [iso-8859-1] (original)
+++ trunk/reactos/subsystems/win32/win32k/eng/bitblt.c [iso-8859-1] Wed Mar  4 19:25:22
2009
@@ -106,7 +106,7 @@
     dx = DestRect->right  - DestRect->left;
     dy = DestRect->bottom - DestRect->top;
 
-    if (Brush->iSolidColor == 0xFFFFFFFF)
+    if (Brush && Brush->iSolidColor == 0xFFFFFFFF)
     {
         GdiBrush = CONTAINING_RECORD(
                        Brush,
@@ -140,13 +140,13 @@
                 if (psurfPattern == NULL)
                 {
                     DibFunctionsForBitmapFormat[Dest->iBitmapFormat].DIB_PutPixel(
-                        Dest, DestRect->left + i, DestRect->top + j,
Brush->iSolidColor);
+                        Dest, DestRect->left + i, DestRect->top + j, Brush ?
Brush->iSolidColor : 0);
                 }
                 else
                 {
                     DibFunctionsForBitmapFormat[Dest->iBitmapFormat].DIB_PutPixel(
                         Dest, DestRect->left + i, DestRect->top + j,
-                        DIB_GetSource(psoPattern, (DestRect->left + i) % PatternWidth,
PatternY, GdiBrush->XlateObject));
+                        DIB_GetSource(psoPattern, (DestRect->left + i) % PatternWidth,
PatternY, GdiBrush ? GdiBrush->XlateObject : NULL));
                 }
             }
             c8++;
@@ -180,7 +180,7 @@
     // These functions are assigned if we're working with a DIB
     // The assigned functions depend on the bitsPerPixel of the DIB
 
-    DibFunctionsForBitmapFormat[Dest->iBitmapFormat].DIB_ColorFill(Dest, DestRect,
Brush->iSolidColor);
+    DibFunctionsForBitmapFormat[Dest->iBitmapFormat].DIB_ColorFill(Dest, DestRect,
Brush ? Brush->iSolidColor : 0);
 
     return TRUE;
 }
@@ -218,7 +218,7 @@
     BltInfo.Rop4 = Rop4;
 
     /* Pattern brush */
-    if (ROP4_USES_PATTERN(Rop4) && Brush->iSolidColor == 0xFFFFFFFF)
+    if (ROP4_USES_PATTERN(Rop4) && Brush && Brush->iSolidColor ==
0xFFFFFFFF)
     {
         GdiBrush = CONTAINING_RECORD(Brush, GDIBRUSHINST, BrushObject);
         if ((psurfPattern =
SURFACE_LockSurface(GdiBrush->GdiBrushObject->hbmPattern)))
@@ -488,7 +488,7 @@
     }
     else if (ROP3_TO_ROP4(PATCOPY) == Rop4)
     {
-        if (Brush->iSolidColor == 0xFFFFFFFF)
+        if (Brush && Brush->iSolidColor == 0xFFFFFFFF)
             BltRectFunc = CallDibBitBlt;
         else
             BltRectFunc = BltPatCopy;
@@ -1547,7 +1547,7 @@
 
     if (Mask != NULL)
     {
-        BrushColor = XLATEOBJ_iXlate(SrcColorTranslation, Brush->iSolidColor);
+        BrushColor = XLATEOBJ_iXlate(SrcColorTranslation, Brush ? Brush->iSolidColor :
0);
         r = (int)GetRValue(BrushColor);
         g = (int)GetGValue(BrushColor);
         b = (int)GetBValue(BrushColor);
@@ -1563,7 +1563,7 @@
                     if (*lMask == 0xff)
                     {
                        
DibFunctionsForBitmapFormat[psoDest->iBitmapFormat].DIB_PutPixel(
-                            psoDest, DestRect->left + i, DestRect->top + j,
Brush->iSolidColor);
+                            psoDest, DestRect->left + i, DestRect->top + j, Brush ?
Brush->iSolidColor : 0);
                     }
                     else
                     {

Modified: trunk/reactos/tools/gendib/gendib.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/tools/gendib/gendib.c?rev=…
==============================================================================
--- trunk/reactos/tools/gendib/gendib.c [iso-8859-1] (original)
+++ trunk/reactos/tools/gendib/gendib.c [iso-8859-1] Wed Mar  4 19:25:22 2009
@@ -877,6 +877,12 @@
             {
               if (0 == Partial)
                 {
+                  Output(Out, "if (!BltInfo->Brush)\n");
+                  Output(Out, "{\n");
+                  Output(Out, "Pattern = 0;\n");
+                  Output(Out, "}\n");
+                  Output(Out, "else\n");
+                  Output(Out, "{\n");
                   Output(Out, "Pattern = BltInfo->Brush->iSolidColor");
                 }
               else
@@ -887,6 +893,7 @@
               if (32 / Bpp <= Partial + 1)
                 {
                   Output(Out, ";\n");
+                  Output(Out, "}\n");
                 }
               else
                 {