[tkreuzer] 33762: remove hFirstBitmap from the WIN_DC_INFO struct, wasn't used anyway and use StockObject(DEFAULT_BITMAP) for the default bitmap when creating a mem dc as on windows.

Author: tkreuzer
Date: Thu May 29 14:44:23 2008
New Revision: 33762

URL: http://svn.reactos.org/svn/reactos?rev=33762&view=rev
Log:
remove hFirstBitmap from the WIN_DC_INFO struct, wasn't used anyway and use
StockObject(DEFAULT_BITMAP) for the default bitmap when creating a mem dc as on windows.

Modified:
    trunk/reactos/subsystems/win32/win32k/include/dc.h
    trunk/reactos/subsystems/win32/win32k/objects/dc.c

Modified: trunk/reactos/subsystems/win32/win32k/include/dc.h
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/subsystems/win32/win32k/in…
==============================================================================
--- trunk/reactos/subsystems/win32/win32k/include/dc.h [iso-8859-1] (original)
+++ trunk/reactos/subsystems/win32/win32k/include/dc.h [iso-8859-1] Thu May 29 14:44:23
2008
@@ -59,7 +59,6 @@
 
   HRGN     hGCClipRgn;   /* GC clip region (ClipRgn AND VisRgn) */
   HBITMAP  hBitmap;
-  HBITMAP  hFirstBitmap; /* Bitmap selected at creation of the DC */
 
 /* #if 0 */
     GdiPath       path;

Modified: trunk/reactos/subsystems/win32/win32k/objects/dc.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/subsystems/win32/win32k/ob…
==============================================================================
--- trunk/reactos/subsystems/win32/win32k/objects/dc.c [iso-8859-1] (original)
+++ trunk/reactos/subsystems/win32/win32k/objects/dc.c [iso-8859-1] Thu May 29 14:44:23
2008
@@ -60,7 +60,6 @@
 {
   PDC  NewDC, OrigDC;
   PDC_ATTR nDc_Attr, oDc_Attr;
-  HBITMAP  hBitmap;
   HDC hNewDC, DisplayDC;
   HRGN hVisRgn;
   UNICODE_STRING DriverName;
@@ -118,21 +117,8 @@
   nDc_Attr->ptlViewportOrg = oDc_Attr->ptlViewportOrg;
   nDc_Attr->szlViewportExt = oDc_Attr->szlViewportExt;
 
-  /* Create default bitmap */
-  if (!(hBitmap = IntGdiCreateBitmap( 1, 1, 1, NewDC->w.bitsPerPixel, NULL )))
-    {
-      DC_UnlockDc( OrigDC );
-      DC_UnlockDc( NewDC );
-      DC_FreeDC( hNewDC );
-      if (NULL != DisplayDC)
-        {
-          NtGdiDeleteObjectApp(DisplayDC);
-        }
-      return NULL;
-    }
   NewDC->DC_Type        = DC_TYPE_MEMORY; // Always!
-  NewDC->w.hBitmap      = hBitmap;
-  NewDC->w.hFirstBitmap = hBitmap;
+  NewDC->w.hBitmap      = NtGdiGetStockObject(DEFAULT_BITMAP);
   NewDC->pPDev          = OrigDC->pPDev;
 
   NewDC->DcLevel.hpal = OrigDC->DcLevel.hpal;
@@ -1024,10 +1010,6 @@
     NtGdiSelectBrush (DCHandle, STOCK_WHITE_BRUSH);
     NtGdiSelectFont (DCHandle, STOCK_SYSTEM_FONT);
     DC_LockDC (DCHandle); NtGdiSelectXxx does not recognize stock objects yet  */
-    if (DCToDelete->DC_Type == DC_TYPE_MEMORY)
-    {
-      NtGdiDeleteObject (DCToDelete->w.hFirstBitmap);
-    }
     if (DCToDelete->XlateBrush != NULL)
       EngDeleteXlate(DCToDelete->XlateBrush);
     if (DCToDelete->XlatePen != NULL)
@@ -1042,9 +1024,9 @@
     NtGdiDeleteObject (DCToDelete->w.hVisRgn);
   }
   if (NULL != DCToDelete->CombinedClip)
-    {
-      IntEngDeleteClipRegion(DCToDelete->CombinedClip);
-    }
+  {
+    IntEngDeleteClipRegion(DCToDelete->CombinedClip);
+  }
   if (DCToDelete->w.hGCClipRgn)
   {
     NtGdiDeleteObject (DCToDelete->w.hGCClipRgn);
@@ -1336,7 +1318,6 @@
   nDc_Attr->hbrush          = Dc_Attr->hbrush;
   nDc_Attr->hlfntNew        = Dc_Attr->hlfntNew;
   newdc->w.hBitmap          = dc->w.hBitmap;
-  newdc->w.hFirstBitmap     = dc->w.hFirstBitmap;
   newdc->DcLevel.hpal       = dc->DcLevel.hpal;
   newdc->w.totalExtent      = dc->w.totalExtent;
   newdc->w.bitsPerPixel     = dc->w.bitsPerPixel;
@@ -1405,8 +1386,6 @@
 
   dc->DcLevel.flPath       = dcs->DcLevel.flPath & ~DCPATH_SAVE;
 
-  dc->w.hFirstBitmap       = dcs->w.hFirstBitmap;
-
   Dc_Attr->dwLayout        = sDc_Attr->dwLayout;
   dc->w.totalExtent        = dcs->w.totalExtent;
   Dc_Attr->jROP2           = sDc_Attr->jROP2;