[fireball] 42656: - Implement hatched brushes support. - Convert brush's pattern bitmap handle to a kernel GDI handle.

Author: fireball
Date: Thu Aug 13 19:29:50 2009
New Revision: 42656

URL: http://svn.reactos.org/svn/reactos?rev=42656&view=rev
Log:
- Implement hatched brushes support.
- Convert brush's pattern bitmap handle to a kernel GDI handle.

Modified:
    branches/arwinss/reactos/subsystems/win32/win32k/gdi/dc.c
    branches/arwinss/reactos/subsystems/win32/win32k/gre/brushobj.c
    branches/arwinss/reactos/subsystems/win32/win32k/include/brushobj.h

Modified: branches/arwinss/reactos/subsystems/win32/win32k/gdi/dc.c
URL:
http://svn.reactos.org/svn/reactos/branches/arwinss/reactos/subsystems/win3…
==============================================================================
--- branches/arwinss/reactos/subsystems/win32/win32k/gdi/dc.c [iso-8859-1] (original)
+++ branches/arwinss/reactos/subsystems/win32/win32k/gdi/dc.c [iso-8859-1] Thu Aug 13
19:29:50 2009
@@ -260,9 +260,8 @@
         break;
 
     case BS_HATCHED:
-        DPRINT1("BS_HATCHED\n" );
-        //GreCreateHatchedBrush();
-        UNIMPLEMENTED;
+        DPRINT("BS_HATCHED\n" );
+        pDC->pFillBrush = GreCreateHatchedBrush(pLogBrush->lbHatch,
pLogBrush->lbColor);
         break;
 
     case BS_PATTERN:
@@ -273,6 +272,7 @@
             DPRINT1("Trying to select an unknown bitmap %x to the DC %x!\n",
pLogBrush->lbHatch, physDev);
             break;
         }
+        GDIOBJ_SetOwnership(hBmpKern, NULL);
         pDC->pFillBrush = GreCreatePatternBrush(hBmpKern);
         break;
 

Modified: branches/arwinss/reactos/subsystems/win32/win32k/gre/brushobj.c
URL:
http://svn.reactos.org/svn/reactos/branches/arwinss/reactos/subsystems/win3…
==============================================================================
--- branches/arwinss/reactos/subsystems/win32/win32k/gre/brushobj.c [iso-8859-1]
(original)
+++ branches/arwinss/reactos/subsystems/win32/win32k/gre/brushobj.c [iso-8859-1] Thu Aug
13 19:29:50 2009
@@ -11,6 +11,17 @@
 #include <win32k.h>
 #define NDEBUG
 #include <debug.h>
+
+
+static const USHORT HatchBrushes[NB_HATCH_STYLES][8] =
+{
+    {0x00, 0x00, 0x00, 0x00, 0xff, 0x00, 0x00, 0x00}, /* HS_HORIZONTAL */
+    {0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08}, /* HS_VERTICAL   */
+    {0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80}, /* HS_FDIAGONAL  */
+    {0x80, 0x40, 0x20, 0x10, 0x08, 0x04, 0x02, 0x01}, /* HS_BDIAGONAL  */
+    {0x08, 0x08, 0x08, 0x08, 0xff, 0x08, 0x08, 0x08}, /* HS_CROSS      */
+    {0x81, 0x42, 0x24, 0x18, 0x18, 0x24, 0x42, 0x81}  /* HS_DIAGCROSS  */
+};
 
 /* PUBLIC FUNCTIONS **********************************************************/
 
@@ -220,13 +231,50 @@
     return pBrush;
 }
 
+PBRUSHGDI
+NTAPI
+GreCreateHatchedBrush(INT iHatchStyle, COLORREF crColor)
+{
+    PBRUSHGDI pBrush;
+    SIZEL szPatSize;
+    PSURFACE pPattern;
+
+    /* Make sure hatch style is in range */
+    if (iHatchStyle < 0 || iHatchStyle >= NB_HATCH_STYLES)
+        return NULL;
+
+    /* Allocate memory for the object */
+    pBrush = EngAllocMem(FL_ZERO_MEMORY, sizeof(BRUSHGDI), TAG_BRUSHOBJ);
+    if (!pBrush) return NULL;
+
+    /* Set HATCH flag */
+    pBrush->flAttrs |= GDIBRUSH_IS_HATCH;
+
+    /* Create and set pattern bitmap */
+    szPatSize.cx = 8; szPatSize.cy = 8;
+    pBrush->hbmPattern = GreCreateBitmap(szPatSize, 0, BMF_1BPP, BMF_NOZEROINIT,
NULL);
+    GDIOBJ_SetOwnership(pBrush->hbmPattern, NULL);
+    pPattern = SURFACE_Lock(pBrush->hbmPattern);
+    GreSetBitmapBits(pPattern, 8, (PVOID)HatchBrushes[iHatchStyle]);
+    SURFACE_Unlock(pPattern);
+
+    /* Set color to the reserved value */
+    pBrush->BrushObj.iSolidColor = crColor & 0xFFFFFF;
+
+    /* Return newly created brush */
+    return pBrush;
+}
+
 VOID
 NTAPI
 GreFreeBrush(PBRUSHGDI pBrush)
 {
     /* Free the pattern bitmap if any */
     if (pBrush->hbmPattern)
+    {
+        GDIOBJ_SetOwnership(pBrush->hbmPattern, PsGetCurrentProcess());
         GreDeleteBitmap(pBrush->hbmPattern);
+    }
 
     /* Free the memory */
     EngFreeMem(pBrush);

Modified: branches/arwinss/reactos/subsystems/win32/win32k/include/brushobj.h
URL:
http://svn.reactos.org/svn/reactos/branches/arwinss/reactos/subsystems/win3…
==============================================================================
--- branches/arwinss/reactos/subsystems/win32/win32k/include/brushobj.h [iso-8859-1]
(original)
+++ branches/arwinss/reactos/subsystems/win32/win32k/include/brushobj.h [iso-8859-1] Thu
Aug 13 19:29:50 2009
@@ -20,6 +20,9 @@
 #define GDIBRUSH_IS_INSIDEFRAME     0x00010000
 #define GDIBRUSH_CACHED_ENGINE      0x00040000
 #define GDIBRUSH_CACHED_IS_SOLID	0x80000000
+
+/* Total amount of hatch brush styles */
+#define NB_HATCH_STYLES  6
 
 /* BRUSHGDI is a handleless GDI object */
 typedef struct _BRUSHGDI
@@ -50,6 +53,9 @@
    IN BOOL bOldStylePen);
 
 PBRUSHGDI NTAPI
+GreCreateHatchedBrush(INT iHatchStyle, COLORREF crColor);
+
+PBRUSHGDI NTAPI
 GreCreateSolidBrush(COLORREF crColor);
 
 PBRUSHGDI NTAPI