dlls/winedib.drv/pen_brush.c

   1 /*
   2  * DIBDRV pen objects
   3  *
   4  * Copyright 2009 Massimo Del Fedele
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include "config.h"
  22 #include "wine/port.h"
  23
  24 #include "dibdrv.h"
  25
  26 WINE_DEFAULT_DEBUG_CHANNEL(dibdrv);
  27
  28
  29 static const DASHPATTERN dashPatterns[4] =
  30 {
  31     {2, {18, 6}},
  32     {2, {3,  3}},
  33     {4, {9, 6, 3, 6}},
  34     {6, {9, 3, 3, 3, 3, 3}}
  35 };
  36
  37 static inline void OrderEndPoints(int *s, int *e)
  38 {
  39     if(*s > *e)
  40     {
  41         int tmp;
  42         tmp = *s + 1;
  43         *s = *e + 1;
  44         *e = tmp;
  45     }
  46 }
  47
  48 static void SolidPenHLine(DIBDRVPHYSDEV *physDev, int x1, int x2, int y)
  49 {
  50     OrderEndPoints(&x1, &x2);
  51     physDev->physBitmap.funcs->SolidHLine(&physDev->physBitmap, x1, x2, y, physDev->penAnd, physDev->penXor);
  52 }
  53
  54 static void SolidPenVLine(DIBDRVPHYSDEV *physDev, int x, int y1, int y2)
  55 {
  56     OrderEndPoints(&y1, &y2);
  57     physDev->physBitmap.funcs->SolidVLine(&physDev->physBitmap, x, y1, y2, physDev->penAnd, physDev->penXor);
  58 }
  59
  60 static void WINAPI SolidPenLineCallback(int x, int y, LPARAM lparam)
  61 {
  62     DIBDRVPHYSDEV *physDev = (DIBDRVPHYSDEV *)lparam;
  63
  64     physDev->physBitmap.funcs->SetPixel(&physDev->physBitmap, x, y, physDev->penAnd, physDev->penXor);
  65     return;
  66 }
  67
  68 static void SolidPenLine(DIBDRVPHYSDEV *physDev, int x1, int y1, int x2, int y2)
  69 {
  70     LineDDA(x1, y1, x2, y2, SolidPenLineCallback, (LPARAM)physDev);
  71 }
  72
  73 static inline void GetDashColors(DIBDRVPHYSDEV *physDev, DWORD *and, DWORD *xor)
  74 {
  75     if(physDev->markSpace == mark)
  76     {
  77         *and = physDev->penAnd;
  78         *xor = physDev->penXor;
  79     }
  80     else if(GetBkMode(physDev->hdc) == OPAQUE)
  81     {
  82         *and = physDev->backgroundAnd;
  83         *xor = physDev->backgroundXor;
  84     }
  85     else
  86     {
  87         *and = 0xffffffff;
  88         *xor = 0;
  89     }
  90 }
  91
  92 static inline void NextDash(DIBDRVPHYSDEV *physDev)
  93 {
  94     if(physDev->leftInDash != 0)
  95         return;
  96
  97     physDev->curDash++;
  98     if(physDev->curDash == physDev->penPattern->count)
  99         physDev->curDash = 0;
 100     physDev->leftInDash = physDev->penPattern->dashes[physDev->curDash];
 101     if(physDev->markSpace == mark)
 102         physDev->markSpace = space;
 103     else
 104         physDev->markSpace = mark;
 105 }
 106
 107 static void DashedPenHLine(DIBDRVPHYSDEV *physDev, int x1, int x2, int y)
 108 {
 109     int x = x1;
 110     DWORD and, xor;
 111     DWORD dashLen;
 112
 113     if(x1 <= x2)
 114     {
 115         while(x != x2)
 116         {
 117             GetDashColors(physDev, &and, &xor);
 118
 119             dashLen = physDev->leftInDash;
 120             if(x + dashLen > x2)
 121                 dashLen = x2 - x;
 122
 123             physDev->physBitmap.funcs->SolidHLine(&physDev->physBitmap, x, x + dashLen, y, and, xor);
 124             x += dashLen;
 125
 126             physDev->leftInDash -= dashLen;
 127             NextDash(physDev);
 128         }
 129     }
 130     else
 131     {
 132         while(x != x2)
 133         {
 134             GetDashColors(physDev, &and, &xor);
 135
 136             dashLen = physDev->leftInDash;
 137             if(x - (int)dashLen < x2)
 138                 dashLen = x - x2;
 139
 140             physDev->physBitmap.funcs->SolidHLine(&physDev->physBitmap, x - dashLen + 1, x + 1, y, and, xor);
 141             x -= dashLen;
 142
 143             physDev->leftInDash -= dashLen;
 144             NextDash(physDev);
 145         }
 146     }
 147 }
 148
 149 static void DashedPenVLine(DIBDRVPHYSDEV *physDev, int x, int y1, int y2)
 150 {
 151     int y = y1;
 152     DWORD and, xor;
 153     DWORD dashLen;
 154
 155     if(y1 <= y2)
 156     {
 157         while(y != y2)
 158         {
 159             GetDashColors(physDev, &and, &xor);
 160
 161             dashLen = physDev->leftInDash;
 162             if(y + dashLen > y2)
 163                 dashLen = y2 - y;
 164
 165             physDev->physBitmap.funcs->SolidVLine(&physDev->physBitmap, x, y, y + dashLen, and, xor);
 166             y += dashLen;
 167
 168             physDev->leftInDash -= dashLen;
 169             NextDash(physDev);
 170         }
 171     }
 172     else
 173     {
 174         while(y != y2)
 175         {
 176             GetDashColors(physDev, &and, &xor);
 177
 178             dashLen = physDev->leftInDash;
 179             if(y - (int)dashLen < y2)
 180                 dashLen = y - y2;
 181
 182             physDev->physBitmap.funcs->SolidVLine(&physDev->physBitmap, x, y - dashLen + 1, y + 1, and, xor);
 183             y -= dashLen;
 184
 185             physDev->leftInDash -= dashLen;
 186             NextDash(physDev);
 187         }
 188     }
 189 }
 190
 191 static void WINAPI DashedPenLineCallback(int x, int y, LPARAM lparam)
 192 {
 193     DIBDRVPHYSDEV *physDev = (DIBDRVPHYSDEV *)lparam;
 194     DWORD and, xor;
 195
 196     GetDashColors(physDev, &and, &xor);
 197
 198     physDev->physBitmap.funcs->SetPixel(&physDev->physBitmap, x, y, and, xor);
 199
 200     physDev->leftInDash--;
 201     NextDash(physDev);
 202
 203     return;
 204 }
 205
 206 static void DashedPenLine(DIBDRVPHYSDEV *physDev, int x1, int y1, int x2, int y2)
 207 {
 208     LineDDA(x1, y1, x2, y2, DashedPenLineCallback, (LPARAM)physDev);
 209 }
 210
 211 void _DIBDRV_ResetDashOrigin(DIBDRVPHYSDEV *physDev)
 212 {
 213     physDev->curDash = 0;
 214     if(physDev->penPattern)
 215         physDev->leftInDash = physDev->penPattern->dashes[0];
 216     physDev->markSpace = mark;
 217 }
 218
 219 #if 0
 220 /* For 1bpp bitmaps, unless the selected foreground color exactly
 221    matches foreground's colortable OR it's the WHITE color,
 222    the background color is used -- tested on WinXP */
 223 static DWORD AdjustFgColor(DIBDRVPHYSDEV *physDev, COLORREF color)
 224 {
 225     RGBQUAD *back = physDev->physBitmap.colorTable;
 226     RGBQUAD *fore = physDev->physBitmap.colorTable+1;
 227
 228     if(
 229       fore->rgbRed   == GetRValue(color) &&
 230       fore->rgbGreen == GetGValue(color) &&
 231       fore->rgbBlue  == GetBValue(color))
 232         return 1;
 233     else if(
 234       back->rgbRed   == GetRValue(color) &&
 235       back->rgbGreen == GetGValue(color) &&
 236       back->rgbBlue  == GetBValue(color))
 237         return 0;
 238     else if((color & 0x00ffffff) == 0x00ffffff)
 239         return 1;
 240     else
 241         return 0;
 242 }
 243
 244 static void FixupFgColors1(DIBDRVPHYSDEV *physDev)
 245 {
 246     int rop = GetROP2(physDev->hdc);
 247
 248     physDev->penColor   = AdjustFgColor(physDev, physDev->penColorref);
 249     physDev->brushColor = AdjustFgColor(physDev, physDev->brushColorref);
 250
 251     _DIBDRV_CalcAndXorMasks(rop, physDev->penColor, &physDev->penAnd, &physDev->penXor);
 252     _DIBDRV_CalcAndXorMasks(rop, physDev->brushColor, &physDev->brushAnd, &physDev->brushXor);
 253     HeapFree(GetProcessHeap(), 0, physDev->brushAnds);
 254     HeapFree(GetProcessHeap(), 0, physDev->brushXors);
 255     physDev->brushAnds = NULL;
 256     physDev->brushXors = NULL;
 257 }
 258 #endif
 259
 260 #if 0
 261 /* For 1bpp bitmaps, unless the selected foreground color exactly
 262    matches one of the colors in the colortable, then the color that
 263    isn't the bkgnd color is used. */
 264 static DWORD AdjustFgColor(DIBDRVPHYSDEV *physDev, COLORREF color)
 265 {
 266     RGBQUAD rgb;
 267     int i;
 268
 269     rgb.rgbRed   = GetRValue(color);
 270     rgb.rgbGreen = GetGValue(color);
 271     rgb.rgbBlue  = GetBValue(color);
 272
 273     for(i = 0; i < physDev->physBitmap.colorTableSize; i++)
 274     {
 275         RGBQUAD *cur = physDev->physBitmap.colorTable + i;
 276         if((rgb.rgbRed == cur->rgbRed) && (rgb.rgbGreen == cur->rgbGreen) && (rgb.rgbBlue == cur->rgbBlue))
 277             return i;
 278     }
 279     return ~physDev->backgroundColor & 1;
 280 }
 281
 282 static void FixupFgColors1(DIBDRVPHYSDEV *physDev)
 283 {
 284     int rop = GetROP2(physDev->hdc);
 285
 286     physDev->penColor   = AdjustFgColor(physDev, physDev->penColorref);
 287     physDev->brushColor = AdjustFgColor(physDev, physDev->brushColorref);
 288
 289     _DIBDRV_CalcAndXorMasks(rop, physDev->penColor, &physDev->penAnd, &physDev->penXor);
 290     _DIBDRV_CalcAndXorMasks(rop, physDev->brushColor, &physDev->brushAnd, &physDev->brushXor);
 291     HeapFree(GetProcessHeap(), 0, physDev->brushAnds);
 292     HeapFree(GetProcessHeap(), 0, physDev->brushXors);
 293     physDev->brushAnds = NULL;
 294     physDev->brushXors = NULL;
 295 }
 296 #endif
 297
 298 static void SolidBrushHLine(DIBDRVPHYSDEV *physDev, int x1, int x2, int y)
 299 {
 300     OrderEndPoints(&x1, &x2);
 301     physDev->physBitmap.funcs->SolidHLine(&physDev->physBitmap, x1, x2, y, physDev->brushAnd, physDev->brushXor);
 302 }
 303
 304
 305 static void GenerateMasks(DIBDRVPHYSDEV *physDev, DIBDRVBITMAP *bmp, DWORD **and, DWORD **xor)
 306 {
 307     int rop = GetROP2(physDev->hdc);
 308     DWORD *color_ptr, *and_ptr, *xor_ptr;
 309     DWORD size = bmp->height * abs(bmp->stride);
 310
 311     *and = HeapAlloc(GetProcessHeap(), 0, size);
 312     *xor = HeapAlloc(GetProcessHeap(), 0, size);
 313
 314     color_ptr = bmp->bits;
 315     and_ptr = *and;
 316     xor_ptr = *xor;
 317
 318     while(size)
 319     {
 320         _DIBDRV_CalcAndXorMasks(rop, *color_ptr++, and_ptr++, xor_ptr++);
 321         size -= 4;
 322     }
 323 }
 324
 325 static void PatternBrushHLine(DIBDRVPHYSDEV *physDev, int x1, int x2, int y)
 326 {
 327     DWORD *and, *xor, brushY = y % physDev->brushBitmap.height;
 328
 329     if(!physDev->brushAnds)
 330         GenerateMasks(physDev, &physDev->brushBitmap, &physDev->brushAnds, &physDev->brushXors);
 331
 332     OrderEndPoints(&x1, &x2);
 333     and = (DWORD *)((char *)physDev->brushAnds + brushY * physDev->brushBitmap.stride);
 334     xor = (DWORD *)((char *)physDev->brushXors + brushY * physDev->brushBitmap.stride);
 335
 336     physDev->physBitmap.funcs->PatternHLine(&physDev->physBitmap, x1, x2, y, and, xor, physDev->brushBitmap.width, x1 % physDev->brushBitmap.width);
 337 }
 338
 339 /* null function for PS_NULL and BS_NULL pen and brush styles */
 340 void NullPenHLine(DIBDRVPHYSDEV *physDev, int x1, int x2, int y) {}
 341 void NullPenVLine(DIBDRVPHYSDEV *physDev, int x, int y1, int y2) {}
 342 void NullPenLine(DIBDRVPHYSDEV *physDev, int x1, int y1, int x2, int y2) {}
 343 void NullBrushHLine(DIBDRVPHYSDEV *physDev, int x1, int x2, int y) {}
 344
 345 /***********************************************************************
 346  *           DIBDRV_SelectPen
 347  */
 348 HPEN DIBDRV_SelectPen( DIBDRVPHYSDEV *physDev, HPEN hpen )
 349 {
 350     HPEN res;
 351     LOGPEN logpen;
 352
 353     MAYBE(TRACE("physDev:%p, hpen:%p\n", physDev, hpen));
 354
 355     if(physDev->hasDIB)
 356     {
 357         GetObjectW(hpen, sizeof(logpen), &logpen);
 358
 359         physDev->penColorref = _DIBDRV_MapColor(physDev, logpen.lopnColor);
 360         physDev->penColor = physDev->physBitmap.funcs->ColorToPixel(&physDev->physBitmap, physDev->penColorref);
 361
 362         _DIBDRV_CalcAndXorMasks(GetROP2(physDev->hdc), physDev->penColor, &physDev->penAnd, &physDev->penXor);
 363
 364         physDev->penStyle = logpen.lopnStyle;
 365         switch(logpen.lopnStyle)
 366         {
 367             default:
 368                 ONCE(FIXME("Unhandled pen style %d\n", logpen.lopnStyle));
 369                 physDev->penStyle = PS_SOLID;
 370                 /* fall through */
 371             case PS_SOLID:
 372                 physDev->penHLine = SolidPenHLine;
 373                 physDev->penVLine = SolidPenVLine;
 374                 physDev->penLine  = SolidPenLine;
 375                 physDev->penPattern = NULL;
 376                 break;
 377
 378             case PS_DASH:
 379             case PS_DOT:
 380             case PS_DASHDOT:
 381             case PS_DASHDOTDOT:
 382                 physDev->penHLine = DashedPenHLine;
 383                 physDev->penVLine = DashedPenVLine;
 384                 physDev->penLine  = DashedPenLine;
 385                 physDev->penPattern = &dashPatterns[logpen.lopnStyle - PS_DASH];
 386                 _DIBDRV_ResetDashOrigin(physDev);
 387                 break;
 388             case PS_NULL:
 389                 physDev->penHLine = NullPenHLine;
 390                 physDev->penVLine = NullPenVLine;
 391                 physDev->penLine  = NullPenLine;
 392                 physDev->penPattern = NULL;
 393                 break;
 394         }
 395         res = hpen;
 396     }
 397     else
 398     {
 399         /* DDB selected in, use X11 driver */
 400         res = _DIBDRV_GetDisplayDriver()->pSelectPen(physDev->X11PhysDev, hpen);
 401     }
 402     return res;
 403 }
 404
 405 /***********************************************************************
 406  *           DIBDRV_SetDCPenColor
 407  */
 408 COLORREF DIBDRV_SetDCPenColor( DIBDRVPHYSDEV *physDev, COLORREF crColor )
 409 {
 410     COLORREF res;
 411
 412     MAYBE(TRACE("physDev:%p, crColor:%x\n", physDev, crColor));
 413
 414     if(physDev->hasDIB)
 415     {
 416         /* DIB section selected in, use DIB Engine */
 417         ONCE(FIXME("STUB\n"));
 418         res = crColor;
 419     }
 420     else
 421     {
 422         /* DDB selected in, use X11 driver */
 423         res = _DIBDRV_GetDisplayDriver()->pSetDCPenColor(physDev->X11PhysDev, crColor);
 424     }
 425     return res;
 426 }
 427
 428 /***********************************************************************
 429  *           DIBDRV_SelectBrush
 430  */
 431 HBRUSH DIBDRV_SelectBrush( DIBDRVPHYSDEV *physDev, HBRUSH hbrush )
 432 {
 433     HBRUSH res = hbrush;
 434     LOGBRUSH logbrush;
 435
 436
 437     MAYBE(TRACE("physDev:%p, hbrush:%p\n", physDev, hbrush));
 438
 439     if(physDev->hasDIB)
 440     {
 441         GetObjectW(hbrush, sizeof(logbrush), &logbrush);
 442
 443         /* frees any currently selected DIB brush and cache */
 444         _DIBDRVBITMAP_Free(&physDev->brushBitmap);
 445         _DIBDRVBITMAP_Free(&physDev->brushBmpCache);
 446         if(physDev->brushAnds)
 447         {
 448             HeapFree(GetProcessHeap(), 0, physDev->brushAnds);
 449             HeapFree(GetProcessHeap(), 0, physDev->brushXors);
 450         }
 451         physDev->brushAnds = NULL;
 452         physDev->brushXors = NULL;
 453
 454         switch (logbrush.lbStyle)
 455         {
 456             default:
 457                 FIXME("Unhandled brush style %d\n", logbrush.lbStyle);
 458                 physDev->brushColorref = 0;
 459                 goto solid;
 460
 461             case BS_SOLID:
 462                 physDev->brushColorref = _DIBDRV_MapColor(physDev, logbrush.lbColor);
 463     solid:
 464                 MAYBE(TRACE("SOLID Pattern -- color is %x\n", physDev->brushColorref));
 465                 physDev->brushStyle = BS_SOLID;
 466                 physDev->brushHLine = SolidBrushHLine;
 467
 468                 physDev->brushColor = physDev->physBitmap.funcs->ColorToPixel(&physDev->physBitmap, physDev->brushColorref);
 469
 470                 _DIBDRV_CalcAndXorMasks(physDev->rop2, physDev->brushColor,
 471                                            &physDev->brushAnd, &physDev->brushXor);
 472
 473                 /* set the physDev brush style */
 474                 physDev->brushStyle = BS_SOLID;
 475                 physDev->isBrushBitmap = FALSE;
 476
 477                 break;
 478
 479             case BS_DIBPATTERN8X8:
 480             case BS_DIBPATTERN:
 481             {
 482                 DIBDRVBITMAP src;
 483                 BITMAPINFO *bmi;
 484
 485                 FIXME("DIB Pattern\n");
 486
 487                 /* if no DIB selected in, fallback to null brush */
 488                 if(!physDev->physBitmap.bits)
 489                 {
 490                     physDev->brushColorref = 0;
 491                     goto solid;
 492                 }
 493
 494                 /* gets brush DIB's pointer */
 495                 bmi = GlobalLock16(logbrush.lbHatch);
 496
 497                 /* initializes a temporary DIB with brush's one */
 498                 if(!_DIBDRVBITMAP_InitFromBitmapinfo(&src, bmi))
 499                 {
 500                     ERR("Failed to initialize brush DIB\n");
 501                     res = 0;
 502                     goto err;
 503                 }
 504
 505                 /* converts brush bitmap to match currently selected one's format */
 506                 if(!_DIBDRVBITMAP_Convert(&physDev->brushBitmap, &src, &physDev->physBitmap))
 507                 {
 508                     ERR("Failed to convert brush DIB\n");
 509                     _DIBDRVBITMAP_Free(&src);
 510                     res = 0;
 511                     goto err;
 512                 }
 513
 514                 /* frees temporary DIB's data */
 515                 _DIBDRVBITMAP_Free(&src);
 516
 517                 /* use DIB pattern for brush lines */
 518                 physDev->brushHLine = PatternBrushHLine;
 519
 520     err:
 521                 /* frees brush's DIB pointer */
 522                 GlobalUnlock16(logbrush.lbHatch);
 523
 524                 break;
 525             }
 526             case BS_DIBPATTERNPT:
 527                 FIXME("BS_DIBPATTERNPT not supported\n");
 528                 physDev->brushColorref = 0;
 529                 goto solid;
 530
 531             case BS_HATCHED:
 532                 FIXME("BS_HATCHED not supported\n");
 533                 physDev->brushColorref = 0;
 534                 goto solid;
 535
 536             case BS_NULL:
 537             {
 538                 MAYBE(TRACE("NULL Pattern\n"));
 539                 physDev->brushColorref = 0;
 540                 physDev->brushColor = physDev->physBitmap.funcs->ColorToPixel(&physDev->physBitmap, 0);
 541                 physDev->brushHLine = NullBrushHLine;
 542                 break;
 543             }
 544
 545             case BS_PATTERN:
 546             case BS_PATTERN8X8:
 547                 FIXME("BS_PATTERN not supported\n");
 548                 physDev->brushColorref = 0;
 549                 goto solid;
 550         }
 551
 552         MAYBE(TRACE("END\n"));
 553         return hbrush;
 554     }
 555     else
 556     {
 557         /* DDB selected in, use X11 driver */
 558
 559         /* we must check if a DIB pattern is requested */
 560         GetObjectW(hbrush, sizeof(logbrush), &logbrush);
 561         switch (logbrush.lbStyle)
 562         {
 563             case BS_DIBPATTERN8X8:
 564             case BS_DIBPATTERN:
 565             case BS_DIBPATTERNPT:
 566                 FIXME("A DIB pattern was requested for a DDB bitmap\n");
 567                 break;
 568
 569             case BS_SOLID:
 570             case BS_HATCHED:
 571             case BS_NULL:
 572             case BS_PATTERN:
 573             case BS_PATTERN8X8:
 574             default:
 575                 break;
 576         }
 577         res = _DIBDRV_GetDisplayDriver()->pSelectBrush(physDev->X11PhysDev, hbrush);
 578     }
 579     return res;
 580 }
 581
 582 /***********************************************************************
 583  *           DIBDRV_SetDCBrushColor
 584  */
 585 COLORREF DIBDRV_SetDCBrushColor( DIBDRVPHYSDEV *physDev, COLORREF crColor )
 586 {
 587     COLORREF res;
 588
 589     MAYBE(TRACE("physDev:%p, crColor:%x\n", physDev, crColor));
 590
 591     if(physDev->hasDIB)
 592     {
 593         /* DIB section selected in, use DIB Engine */
 594         ONCE(FIXME("STUB\n"));
 595         res = crColor;
 596     }
 597     else
 598     {
 599         /* DDB selected in, use X11 driver */
 600         res = _DIBDRV_GetDisplayDriver()->pSetDCBrushColor(physDev->X11PhysDev, crColor);
 601     }
 602     return res;
 603 }
 604
 605 /***********************************************************************
 606  *           SetROP2
 607  */
 608 int DIBDRV_SetROP2( DIBDRVPHYSDEV *physDev, int rop )
 609 {
 610     int prevRop;
 611
 612     MAYBE(TRACE("physDev:%p, rop:%x\n", physDev, rop));
 613
 614     prevRop = physDev->rop2;
 615     physDev->rop2 = rop;
 616
 617     if(prevRop != rop)
 618     {
 619         _DIBDRV_CalcAndXorMasks(rop, physDev->penColor,   &physDev->penAnd,   &physDev->penXor);
 620         _DIBDRV_CalcAndXorMasks(rop, physDev->brushColor, &physDev->brushAnd, &physDev->brushXor);
 621         _DIBDRV_CalcAndXorMasks(rop, physDev->backgroundColor, &physDev->backgroundAnd, &physDev->backgroundXor);
 622         if(physDev->brushAnds)
 623         {
 624             HeapFree(GetProcessHeap(), 0, physDev->brushAnds);
 625             HeapFree(GetProcessHeap(), 0, physDev->brushXors);
 626         }
 627         physDev->brushAnds = NULL;
 628         physDev->brushXors = NULL;
 629     }
 630
 631     return prevRop;
 632     /* note : X11 Driver don't have SetROP2() function exported */
 633 }
 634
 635 /***********************************************************************
 636  *           SetBkColor
 637  */
 638 COLORREF DIBDRV_SetBkColor( DIBDRVPHYSDEV *physDev, COLORREF color )
 639 {
 640     COLORREF res;
 641
 642     MAYBE(TRACE("physDev:%p, color:%x\n", physDev, color));
 643
 644     if(physDev->hasDIB)
 645     {
 646         physDev->backgroundColor = _DIBDRV_MapColor(physDev, color);
 647         physDev->backgroundColor = physDev->physBitmap.funcs->ColorToPixel(&physDev->physBitmap, physDev->backgroundColor);
 648
 649         _DIBDRV_CalcAndXorMasks(physDev->rop2, physDev->backgroundColor, &physDev->backgroundAnd, &physDev->backgroundXor);
 650
 651         res = TRUE;
 652     }
 653     else
 654     {
 655         /* DDB selected in, use X11 driver */
 656         res = _DIBDRV_GetDisplayDriver()->pSetBkColor(physDev->X11PhysDev, color);
 657     }
 658     return res;
 659 }