dlls/gdi32/dibdrv/dc.c

   1 /*
   2  * DIB driver initialization and DC functions.
   3  *
   4  * Copyright 2011 Huw Davies
   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 <assert.h>
  22
  23 #include "gdi_private.h"
  24 #include "dibdrv.h"
  25
  26 #include "wine/exception.h"
  27 #include "wine/debug.h"
  28
  29 WINE_DEFAULT_DEBUG_CHANNEL(dib);
  30
  31 static const DWORD bit_fields_888[3] = {0xff0000, 0x00ff00, 0x0000ff};
  32 static const DWORD bit_fields_555[3] = {0x7c00, 0x03e0, 0x001f};
  33
  34 static void calc_shift_and_len(DWORD mask, int *shift, int *len)
  35 {
  36     int s, l;
  37
  38     if(!mask)
  39     {
  40         *shift = *len = 0;
  41         return;
  42     }
  43
  44     s = 0;
  45     while ((mask & 1) == 0)
  46     {
  47         mask >>= 1;
  48         s++;
  49     }
  50     l = 0;
  51     while ((mask & 1) == 1)
  52     {
  53         mask >>= 1;
  54         l++;
  55     }
  56     *shift = s;
  57     *len = l;
  58 }
  59
  60 static void init_bit_fields(dib_info *dib, const DWORD *bit_fields)
  61 {
  62     dib->red_mask    = bit_fields[0];
  63     dib->green_mask  = bit_fields[1];
  64     dib->blue_mask   = bit_fields[2];
  65     calc_shift_and_len(dib->red_mask,   &dib->red_shift,   &dib->red_len);
  66     calc_shift_and_len(dib->green_mask, &dib->green_shift, &dib->green_len);
  67     calc_shift_and_len(dib->blue_mask,  &dib->blue_shift,  &dib->blue_len);
  68 }
  69
  70 static void init_dib_info(dib_info *dib, const BITMAPINFOHEADER *bi, const DWORD *bit_fields,
  71                           const RGBQUAD *color_table, void *bits)
  72 {
  73     dib->bit_count    = bi->biBitCount;
  74     dib->width        = bi->biWidth;
  75     dib->height       = bi->biHeight;
  76     dib->rect.left    = 0;
  77     dib->rect.top     = 0;
  78     dib->rect.right   = bi->biWidth;
  79     dib->rect.bottom  = abs( bi->biHeight );
  80     dib->compression  = bi->biCompression;
  81     dib->stride       = get_dib_stride( dib->width, dib->bit_count );
  82     dib->bits.ptr     = bits;
  83     dib->bits.is_copy = FALSE;
  84     dib->bits.free    = NULL;
  85     dib->bits.param   = NULL;
  86
  87     if(dib->height < 0) /* top-down */
  88     {
  89         dib->height = -dib->height;
  90     }
  91     else /* bottom-up */
  92     {
  93         /* bits always points to the top-left corner and the stride is -ve */
  94         dib->bits.ptr = (BYTE*)dib->bits.ptr + (dib->height - 1) * dib->stride;
  95         dib->stride  = -dib->stride;
  96     }
  97
  98     dib->funcs = &funcs_null;
  99
 100     switch(dib->bit_count)
 101     {
 102     case 32:
 103         if(bi->biCompression == BI_RGB)
 104             bit_fields = bit_fields_888;
 105
 106         init_bit_fields(dib, bit_fields);
 107
 108         if(dib->red_mask == 0xff0000 && dib->green_mask == 0x00ff00 && dib->blue_mask == 0x0000ff)
 109             dib->funcs = &funcs_8888;
 110         else
 111             dib->funcs = &funcs_32;
 112         break;
 113
 114     case 24:
 115         dib->funcs = &funcs_24;
 116         break;
 117
 118     case 16:
 119         if(bi->biCompression == BI_RGB)
 120             bit_fields = bit_fields_555;
 121
 122         init_bit_fields(dib, bit_fields);
 123
 124         if(dib->red_mask == 0x7c00 && dib->green_mask == 0x03e0 && dib->blue_mask == 0x001f)
 125             dib->funcs = &funcs_555;
 126         else
 127             dib->funcs = &funcs_16;
 128         break;
 129
 130     case 8:
 131         dib->funcs = &funcs_8;
 132         break;
 133
 134     case 4:
 135         dib->funcs = &funcs_4;
 136         break;
 137
 138     case 1:
 139         dib->funcs = &funcs_1;
 140         break;
 141     }
 142
 143     if (color_table && bi->biClrUsed)
 144     {
 145         dib->color_table = color_table;
 146         dib->color_table_size = bi->biClrUsed;
 147     }
 148     else
 149     {
 150         dib->color_table = NULL;
 151         dib->color_table_size = 0;
 152     }
 153 }
 154
 155 void init_dib_info_from_bitmapinfo(dib_info *dib, const BITMAPINFO *info, void *bits)
 156 {
 157     init_dib_info( dib, &info->bmiHeader, (const DWORD *)info->bmiColors, info->bmiColors, bits );
 158 }
 159
 160 BOOL init_dib_info_from_bitmapobj(dib_info *dib, BITMAPOBJ *bmp)
 161 {
 162     if (!is_bitmapobj_dib( bmp ))
 163     {
 164         BITMAPINFO info;
 165
 166         get_ddb_bitmapinfo( bmp, &info );
 167         if (!bmp->dib.dsBm.bmBits)
 168         {
 169             int width_bytes = get_dib_stride( bmp->dib.dsBm.bmWidth, bmp->dib.dsBm.bmBitsPixel );
 170             bmp->dib.dsBm.bmBits = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY,
 171                                               bmp->dib.dsBm.bmHeight * width_bytes );
 172             if (!bmp->dib.dsBm.bmBits) return FALSE;
 173         }
 174         init_dib_info_from_bitmapinfo( dib, &info, bmp->dib.dsBm.bmBits );
 175     }
 176     else init_dib_info( dib, &bmp->dib.dsBmih, bmp->dib.dsBitfields,
 177                         bmp->color_table, bmp->dib.dsBm.bmBits );
 178     return TRUE;
 179 }
 180
 181 static void clear_dib_info(dib_info *dib)
 182 {
 183     dib->bits.ptr    = NULL;
 184     dib->bits.free   = NULL;
 185     dib->bits.param  = NULL;
 186 }
 187
 188 /**********************************************************************
 189  *      free_dib_info
 190  *
 191  * Free the resources associated with a dib and optionally the bits
 192  */
 193 void free_dib_info(dib_info *dib)
 194 {
 195     if (dib->bits.free) dib->bits.free( &dib->bits );
 196     clear_dib_info( dib );
 197 }
 198
 199 void copy_dib_color_info(dib_info *dst, const dib_info *src)
 200 {
 201     dst->bit_count        = src->bit_count;
 202     dst->red_mask         = src->red_mask;
 203     dst->green_mask       = src->green_mask;
 204     dst->blue_mask        = src->blue_mask;
 205     dst->red_len          = src->red_len;
 206     dst->green_len        = src->green_len;
 207     dst->blue_len         = src->blue_len;
 208     dst->red_shift        = src->red_shift;
 209     dst->green_shift      = src->green_shift;
 210     dst->blue_shift       = src->blue_shift;
 211     dst->funcs            = src->funcs;
 212     dst->color_table_size = src->color_table_size;
 213     dst->color_table      = src->color_table;
 214 }
 215
 216 DWORD convert_bitmapinfo( const BITMAPINFO *src_info, void *src_bits, struct bitblt_coords *src,
 217                           const BITMAPINFO *dst_info, void *dst_bits )
 218 {
 219     dib_info src_dib, dst_dib;
 220     DWORD ret;
 221
 222     init_dib_info_from_bitmapinfo( &src_dib, src_info, src_bits );
 223     init_dib_info_from_bitmapinfo( &dst_dib, dst_info, dst_bits );
 224
 225     __TRY
 226     {
 227         dst_dib.funcs->convert_to( &dst_dib, &src_dib, &src->visrect, FALSE );
 228         ret = TRUE;
 229     }
 230     __EXCEPT_PAGE_FAULT
 231     {
 232         WARN( "invalid bits pointer %p\n", src_bits );
 233         ret = FALSE;
 234     }
 235     __ENDTRY
 236
 237     if(!ret) return ERROR_BAD_FORMAT;
 238
 239     /* update coordinates, the destination rectangle is always stored at 0,0 */
 240     src->x -= src->visrect.left;
 241     src->y -= src->visrect.top;
 242     offset_rect( &src->visrect, -src->visrect.left, -src->visrect.top );
 243     return ERROR_SUCCESS;
 244 }
 245
 246 int clip_rect_to_dib( const dib_info *dib, RECT *rc )
 247 {
 248     RECT rect;
 249
 250     rect.left   = max( 0, -dib->rect.left );
 251     rect.top    = max( 0, -dib->rect.top );
 252     rect.right  = min( dib->rect.right, dib->width ) - dib->rect.left;
 253     rect.bottom = min( dib->rect.bottom, dib->height ) - dib->rect.top;
 254     if (is_rect_empty( &rect )) return 0;
 255     return intersect_rect( rc, &rect, rc );
 256 }
 257
 258 int get_clipped_rects( const dib_info *dib, const RECT *rc, HRGN clip, struct clipped_rects *clip_rects )
 259 {
 260     const WINEREGION *region;
 261     RECT rect, *out = clip_rects->buffer;
 262     int i;
 263
 264     init_clipped_rects( clip_rects );
 265
 266     rect.left   = max( 0, -dib->rect.left );
 267     rect.top    = max( 0, -dib->rect.top );
 268     rect.right  = min( dib->rect.right, dib->width ) - dib->rect.left;
 269     rect.bottom = min( dib->rect.bottom, dib->height ) - dib->rect.top;
 270     if (is_rect_empty( &rect )) return 0;
 271     if (rc && !intersect_rect( &rect, &rect, rc )) return 0;
 272
 273     if (!clip)
 274     {
 275         *out = rect;
 276         clip_rects->count = 1;
 277         return 1;
 278     }
 279
 280     if (!(region = get_wine_region( clip ))) return 0;
 281
 282     for (i = 0; i < region->numRects; i++)
 283     {
 284         if (region->rects[i].top >= rect.bottom) break;
 285         if (!intersect_rect( out, &rect, &region->rects[i] )) continue;
 286         out++;
 287         if (out == &clip_rects->buffer[sizeof(clip_rects->buffer) / sizeof(RECT)])
 288         {
 289             clip_rects->rects = HeapAlloc( GetProcessHeap(), 0, region->numRects * sizeof(RECT) );
 290             if (!clip_rects->rects) return 0;
 291             memcpy( clip_rects->rects, clip_rects->buffer, (out - clip_rects->buffer) * sizeof(RECT) );
 292             out = clip_rects->rects + (out - clip_rects->buffer);
 293         }
 294     }
 295     release_wine_region( clip );
 296     clip_rects->count = out - clip_rects->rects;
 297     return clip_rects->count;
 298 }
 299
 300 void add_clipped_bounds( dibdrv_physdev *dev, const RECT *rect, HRGN clip )
 301 {
 302     const WINEREGION *region;
 303     RECT rc;
 304
 305     if (!dev->bounds) return;
 306     if (clip)
 307     {
 308         if (!(region = get_wine_region( clip ))) return;
 309         if (!rect) rc = region->extents;
 310         else intersect_rect( &rc, rect, &region->extents );
 311         release_wine_region( clip );
 312     }
 313     else rc = *rect;
 314
 315     if (is_rect_empty( &rc )) return;
 316     offset_rect( &rc, dev->dib.rect.left, dev->dib.rect.top );
 317     add_bounds_rect( dev->bounds, &rc );
 318 }
 319
 320 /**********************************************************************
 321  *           dibdrv_CreateDC
 322  */
 323 static BOOL dibdrv_CreateDC( PHYSDEV *dev, LPCWSTR driver, LPCWSTR device,
 324                              LPCWSTR output, const DEVMODEW *data )
 325 {
 326     dibdrv_physdev *pdev = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*pdev) );
 327
 328     if (!pdev) return FALSE;
 329     clear_dib_info(&pdev->dib);
 330     clear_dib_info(&pdev->brush.dib);
 331     clear_dib_info(&pdev->pen_brush.dib);
 332     push_dc_driver( dev, &pdev->dev, &dib_driver );
 333     return TRUE;
 334 }
 335
 336 /***********************************************************************
 337  *           dibdrv_DeleteDC
 338  */
 339 static BOOL dibdrv_DeleteDC( PHYSDEV dev )
 340 {
 341     dibdrv_physdev *pdev = get_dibdrv_pdev(dev);
 342     TRACE("(%p)\n", dev);
 343     free_pattern_brush( &pdev->brush );
 344     free_pattern_brush( &pdev->pen_brush );
 345     release_cached_font( pdev->font );
 346     HeapFree( GetProcessHeap(), 0, pdev );
 347     return TRUE;
 348 }
 349
 350 /***********************************************************************
 351  *           dibdrv_SelectBitmap
 352  */
 353 static HBITMAP dibdrv_SelectBitmap( PHYSDEV dev, HBITMAP bitmap )
 354 {
 355     dibdrv_physdev *pdev = get_dibdrv_pdev(dev);
 356     BITMAPOBJ *bmp = GDI_GetObjPtr( bitmap, OBJ_BITMAP );
 357     dib_info dib;
 358
 359     TRACE("(%p, %p)\n", dev, bitmap);
 360
 361     if (!bmp) return 0;
 362
 363     if (!init_dib_info_from_bitmapobj(&dib, bmp))
 364     {
 365         GDI_ReleaseObj( bitmap );
 366         return 0;
 367     }
 368     pdev->dib = dib;
 369     GDI_ReleaseObj( bitmap );
 370
 371     return bitmap;
 372 }
 373
 374 /***********************************************************************
 375  *           dibdrv_SetDeviceClipping
 376  */
 377 static void dibdrv_SetDeviceClipping( PHYSDEV dev, HRGN rgn )
 378 {
 379     dibdrv_physdev *pdev = get_dibdrv_pdev(dev);
 380     TRACE("(%p, %p)\n", dev, rgn);
 381
 382     pdev->clip = rgn;
 383 }
 384
 385 /***********************************************************************
 386  *           dibdrv_SetBoundsRect
 387  */
 388 static UINT dibdrv_SetBoundsRect( PHYSDEV dev, RECT *rect, UINT flags )
 389 {
 390     dibdrv_physdev *pdev = get_dibdrv_pdev( dev );
 391
 392     if (flags & DCB_DISABLE) pdev->bounds = NULL;
 393     else if (flags & DCB_ENABLE) pdev->bounds = rect;
 394     return DCB_RESET;  /* we don't have device-specific bounds */
 395 }
 396
 397 const struct gdi_dc_funcs dib_driver =
 398 {
 399     NULL,                               /* pAbortDoc */
 400     NULL,                               /* pAbortPath */
 401     dibdrv_AlphaBlend,                  /* pAlphaBlend */
 402     NULL,                               /* pAngleArc */
 403     dibdrv_Arc,                         /* pArc */
 404     dibdrv_ArcTo,                       /* pArcTo */
 405     NULL,                               /* pBeginPath */
 406     dibdrv_BlendImage,                  /* pBlendImage */
 407     dibdrv_Chord,                       /* pChord */
 408     NULL,                               /* pCloseFigure */
 409     NULL,                               /* pCreateCompatibleDC */
 410     dibdrv_CreateDC,                    /* pCreateDC */
 411     dibdrv_DeleteDC,                    /* pDeleteDC */
 412     NULL,                               /* pDeleteObject */
 413     NULL,                               /* pDeviceCapabilities */
 414     dibdrv_Ellipse,                     /* pEllipse */
 415     NULL,                               /* pEndDoc */
 416     NULL,                               /* pEndPage */
 417     NULL,                               /* pEndPath */
 418     NULL,                               /* pEnumFonts */
 419     NULL,                               /* pEnumICMProfiles */
 420     NULL,                               /* pExcludeClipRect */
 421     NULL,                               /* pExtDeviceMode */
 422     NULL,                               /* pExtEscape */
 423     dibdrv_ExtFloodFill,                /* pExtFloodFill */
 424     NULL,                               /* pExtSelectClipRgn */
 425     dibdrv_ExtTextOut,                  /* pExtTextOut */
 426     NULL,                               /* pFillPath */
 427     NULL,                               /* pFillRgn */
 428     NULL,                               /* pFlattenPath */
 429     NULL,                               /* pFontIsLinked */
 430     NULL,                               /* pFrameRgn */
 431     NULL,                               /* pGdiComment */
 432     NULL,                               /* pGetBoundsRect */
 433     NULL,                               /* pGetCharABCWidths */
 434     NULL,                               /* pGetCharABCWidthsI */
 435     NULL,                               /* pGetCharWidth */
 436     NULL,                               /* pGetDeviceCaps */
 437     NULL,                               /* pGetDeviceGammaRamp */
 438     NULL,                               /* pGetFontData */
 439     NULL,                               /* pGetFontRealizationInfo */
 440     NULL,                               /* pGetFontUnicodeRanges */
 441     NULL,                               /* pGetGlyphIndices */
 442     NULL,                               /* pGetGlyphOutline */
 443     NULL,                               /* pGetICMProfile */
 444     dibdrv_GetImage,                    /* pGetImage */
 445     NULL,                               /* pGetKerningPairs */
 446     dibdrv_GetNearestColor,             /* pGetNearestColor */
 447     NULL,                               /* pGetOutlineTextMetrics */
 448     dibdrv_GetPixel,                    /* pGetPixel */
 449     NULL,                               /* pGetSystemPaletteEntries */
 450     NULL,                               /* pGetTextCharsetInfo */
 451     NULL,                               /* pGetTextExtentExPoint */
 452     NULL,                               /* pGetTextExtentExPointI */
 453     NULL,                               /* pGetTextFace */
 454     NULL,                               /* pGetTextMetrics */
 455     dibdrv_GradientFill,                /* pGradientFill */
 456     NULL,                               /* pIntersectClipRect */
 457     NULL,                               /* pInvertRgn */
 458     dibdrv_LineTo,                      /* pLineTo */
 459     NULL,                               /* pModifyWorldTransform */
 460     NULL,                               /* pMoveTo */
 461     NULL,                               /* pOffsetClipRgn */
 462     NULL,                               /* pOffsetViewportOrg */
 463     NULL,                               /* pOffsetWindowOrg */
 464     dibdrv_PaintRgn,                    /* pPaintRgn */
 465     dibdrv_PatBlt,                      /* pPatBlt */
 466     dibdrv_Pie,                         /* pPie */
 467     NULL,                               /* pPolyBezier */
 468     NULL,                               /* pPolyBezierTo */
 469     NULL,                               /* pPolyDraw */
 470     dibdrv_PolyPolygon,                 /* pPolyPolygon */
 471     dibdrv_PolyPolyline,                /* pPolyPolyline */
 472     dibdrv_Polygon,                     /* pPolygon */
 473     dibdrv_Polyline,                    /* pPolyline */
 474     NULL,                               /* pPolylineTo */
 475     dibdrv_PutImage,                    /* pPutImage */
 476     NULL,                               /* pRealizeDefaultPalette */
 477     NULL,                               /* pRealizePalette */
 478     dibdrv_Rectangle,                   /* pRectangle */
 479     NULL,                               /* pResetDC */
 480     NULL,                               /* pRestoreDC */
 481     dibdrv_RoundRect,                   /* pRoundRect */
 482     NULL,                               /* pSaveDC */
 483     NULL,                               /* pScaleViewportExt */
 484     NULL,                               /* pScaleWindowExt */
 485     dibdrv_SelectBitmap,                /* pSelectBitmap */
 486     dibdrv_SelectBrush,                 /* pSelectBrush */
 487     NULL,                               /* pSelectClipPath */
 488     dibdrv_SelectFont,                  /* pSelectFont */
 489     NULL,                               /* pSelectPalette */
 490     dibdrv_SelectPen,                   /* pSelectPen */
 491     NULL,                               /* pSetArcDirection */
 492     NULL,                               /* pSetBkColor */
 493     NULL,                               /* pSetBkMode */
 494     dibdrv_SetBoundsRect,               /* pSetBoundsRect */
 495     dibdrv_SetDCBrushColor,             /* pSetDCBrushColor */
 496     dibdrv_SetDCPenColor,               /* pSetDCPenColor */
 497     NULL,                               /* pSetDIBitsToDevice */
 498     dibdrv_SetDeviceClipping,           /* pSetDeviceClipping */
 499     NULL,                               /* pSetDeviceGammaRamp */
 500     NULL,                               /* pSetLayout */
 501     NULL,                               /* pSetMapMode */
 502     NULL,                               /* pSetMapperFlags */
 503     dibdrv_SetPixel,                    /* pSetPixel */
 504     NULL,                               /* pSetPolyFillMode */
 505     NULL,                               /* pSetROP2 */
 506     NULL,                               /* pSetRelAbs */
 507     NULL,                               /* pSetStretchBltMode */
 508     NULL,                               /* pSetTextAlign */
 509     NULL,                               /* pSetTextCharacterExtra */
 510     NULL,                               /* pSetTextColor */
 511     NULL,                               /* pSetTextJustification */
 512     NULL,                               /* pSetViewportExt */
 513     NULL,                               /* pSetViewportOrg */
 514     NULL,                               /* pSetWindowExt */
 515     NULL,                               /* pSetWindowOrg */
 516     NULL,                               /* pSetWorldTransform */
 517     NULL,                               /* pStartDoc */
 518     NULL,                               /* pStartPage */
 519     dibdrv_StretchBlt,                  /* pStretchBlt */
 520     NULL,                               /* pStretchDIBits */
 521     NULL,                               /* pStrokeAndFillPath */
 522     NULL,                               /* pStrokePath */
 523     NULL,                               /* pUnrealizePalette */
 524     NULL,                               /* pWidenPath */
 525     dibdrv_wine_get_wgl_driver,         /* wine_get_wgl_driver */
 526     GDI_PRIORITY_DIB_DRV                /* priority */
 527 };
 528
 529
 530 /***********************************************************************
 531  * Driver for window surfaces.
 532  *
 533  * It uses the DIB engine but needs extra locking since multiple DCs
 534  * can paint to the same window.
 535  */
 536
 537 #define FLUSH_PERIOD 50  /* time in ms since drawing started for forcing a surface flush */
 538
 539 struct windrv_physdev
 540 {
 541     struct gdi_physdev     dev;
 542     struct dibdrv_physdev *dibdrv;
 543     struct window_surface *surface;
 544     DWORD                  start_ticks;
 545 };
 546
 547 static const struct gdi_dc_funcs window_driver;
 548
 549 static inline struct windrv_physdev *get_windrv_physdev( PHYSDEV dev )
 550 {
 551     return (struct windrv_physdev *)dev;
 552 }
 553
 554 static inline void lock_surface( struct windrv_physdev *dev )
 555 {
 556     GDI_CheckNotLock();
 557     dev->surface->funcs->lock( dev->surface );
 558     if (is_rect_empty( dev->dibdrv->bounds )) dev->start_ticks = GetTickCount();
 559 }
 560
 561 static inline void unlock_surface( struct windrv_physdev *dev )
 562 {
 563     dev->surface->funcs->unlock( dev->surface );
 564     if (GetTickCount() - dev->start_ticks > FLUSH_PERIOD) dev->surface->funcs->flush( dev->surface );
 565 }
 566
 567 static void unlock_bits_surface( struct gdi_image_bits *bits )
 568 {
 569     struct window_surface *surface = bits->param;
 570     surface->funcs->unlock( surface );
 571 }
 572
 573 void dibdrv_set_window_surface( DC *dc, struct window_surface *surface )
 574 {
 575     char buffer[FIELD_OFFSET( BITMAPINFO, bmiColors[256] )];
 576     BITMAPINFO *info = (BITMAPINFO *)buffer;
 577     RECT rect;
 578     void *bits;
 579     PHYSDEV windev;
 580     struct windrv_physdev *physdev;
 581     struct dibdrv_physdev *dibdrv;
 582
 583     TRACE( "%p %p\n", dc->hSelf, surface );
 584
 585     windev = pop_dc_driver( dc, &window_driver );
 586
 587     if (surface)
 588     {
 589         if (windev) push_dc_driver( &dc->physDev, windev, windev->funcs );
 590         else
 591         {
 592             if (!window_driver.pCreateDC( &dc->physDev, NULL, NULL, NULL, NULL )) return;
 593             windev = find_dc_driver( dc, &window_driver );
 594         }
 595
 596         physdev = get_windrv_physdev( windev );
 597         window_surface_add_ref( surface );
 598         if (physdev->surface) window_surface_release( physdev->surface );
 599         physdev->surface = surface;
 600
 601         dibdrv = physdev->dibdrv;
 602         bits = surface->funcs->get_info( surface, info );
 603         init_dib_info_from_bitmapinfo( &dibdrv->dib, info, bits );
 604         /* clip the device rect to the surface */
 605         rect = surface->rect;
 606         offset_rect( &rect, dc->device_rect.left, dc->device_rect.top );
 607         intersect_rect( &dc->device_rect, &dc->device_rect, &rect );
 608         dibdrv->dib.rect = dc->vis_rect;
 609         offset_rect( &dibdrv->dib.rect, -rect.left, -rect.top );
 610         dibdrv->bounds = surface->funcs->get_bounds( surface );
 611         DC_InitDC( dc );
 612     }
 613     else if (windev)
 614     {
 615         dib_driver.pDeleteDC( pop_dc_driver( dc, &dib_driver ));
 616         windev->funcs->pDeleteDC( windev );
 617         DC_InitDC( dc );
 618     }
 619 }
 620
 621 static BOOL windrv_AlphaBlend( PHYSDEV dst_dev, struct bitblt_coords *dst,
 622                                PHYSDEV src_dev, struct bitblt_coords *src, BLENDFUNCTION func )
 623 {
 624     struct windrv_physdev *physdev = get_windrv_physdev( dst_dev );
 625     BOOL ret;
 626
 627     lock_surface( physdev );
 628     dst_dev = GET_NEXT_PHYSDEV( dst_dev, pAlphaBlend );
 629     ret = dst_dev->funcs->pAlphaBlend( dst_dev, dst, src_dev, src, func );
 630     unlock_surface( physdev );
 631     return ret;
 632 }
 633
 634 static BOOL windrv_Arc( PHYSDEV dev, INT left, INT top, INT right, INT bottom,
 635                         INT xstart, INT ystart, INT xend, INT yend )
 636 {
 637     struct windrv_physdev *physdev = get_windrv_physdev( dev );
 638     BOOL ret;
 639
 640     lock_surface( physdev );
 641     dev = GET_NEXT_PHYSDEV( dev, pArc );
 642     ret = dev->funcs->pArc( dev, left, top, right, bottom, xstart, ystart, xend, yend );
 643     unlock_surface( physdev );
 644     return ret;
 645 }
 646
 647 static BOOL windrv_ArcTo( PHYSDEV dev, INT left, INT top, INT right, INT bottom,
 648                           INT xstart, INT ystart, INT xend, INT yend )
 649 {
 650     struct windrv_physdev *physdev = get_windrv_physdev( dev );
 651     BOOL ret;
 652
 653     lock_surface( physdev );
 654     dev = GET_NEXT_PHYSDEV( dev, pArc );
 655     ret = dev->funcs->pArcTo( dev, left, top, right, bottom, xstart, ystart, xend, yend );
 656     unlock_surface( physdev );
 657     return ret;
 658 }
 659
 660 static DWORD windrv_BlendImage( PHYSDEV dev, BITMAPINFO *info, const struct gdi_image_bits *bits,
 661                                 struct bitblt_coords *src, struct bitblt_coords *dst, BLENDFUNCTION blend )
 662 {
 663     struct windrv_physdev *physdev = get_windrv_physdev( dev );
 664     DWORD ret;
 665
 666     lock_surface( physdev );
 667     dev = GET_NEXT_PHYSDEV( dev, pBlendImage );
 668     ret = dev->funcs->pBlendImage( dev, info, bits, src, dst, blend );
 669     unlock_surface( physdev );
 670     return ret;
 671 }
 672
 673 static BOOL windrv_Chord( PHYSDEV dev, INT left, INT top, INT right, INT bottom,
 674                           INT xstart, INT ystart, INT xend, INT yend )
 675 {
 676     struct windrv_physdev *physdev = get_windrv_physdev( dev );
 677     BOOL ret;
 678
 679     lock_surface( physdev );
 680     dev = GET_NEXT_PHYSDEV( dev, pChord );
 681     ret = dev->funcs->pChord( dev, left, top, right, bottom, xstart, ystart, xend, yend );
 682     unlock_surface( physdev );
 683     return ret;
 684 }
 685
 686 static BOOL windrv_CreateDC( PHYSDEV *dev, LPCWSTR driver, LPCWSTR device,
 687                              LPCWSTR output, const DEVMODEW *devmode )
 688 {
 689     struct windrv_physdev *physdev = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*physdev) );
 690
 691     if (!physdev) return FALSE;
 692
 693     if (!dib_driver.pCreateDC( dev, NULL, NULL, NULL, NULL ))
 694     {
 695         HeapFree( GetProcessHeap(), 0, physdev );
 696         return FALSE;
 697     }
 698     physdev->dibdrv = get_dibdrv_pdev( *dev );
 699     push_dc_driver( dev, &physdev->dev, &window_driver );
 700     return TRUE;
 701 }
 702
 703 static BOOL windrv_DeleteDC( PHYSDEV dev )
 704 {
 705     struct windrv_physdev *physdev = get_windrv_physdev( dev );
 706
 707     window_surface_release( physdev->surface );
 708     HeapFree( GetProcessHeap(), 0, physdev );
 709     return TRUE;
 710 }
 711
 712 static BOOL windrv_Ellipse( PHYSDEV dev, INT left, INT top, INT right, INT bottom )
 713 {
 714     struct windrv_physdev *physdev = get_windrv_physdev( dev );
 715     BOOL ret;
 716
 717     lock_surface( physdev );
 718     dev = GET_NEXT_PHYSDEV( dev, pEllipse );
 719     ret = dev->funcs->pEllipse( dev, left, top, right, bottom );
 720     unlock_surface( physdev );
 721     return ret;
 722 }
 723
 724 static BOOL windrv_ExtFloodFill( PHYSDEV dev, INT x, INT y, COLORREF color, UINT type )
 725 {
 726     struct windrv_physdev *physdev = get_windrv_physdev( dev );
 727     BOOL ret;
 728
 729     lock_surface( physdev );
 730     dev = GET_NEXT_PHYSDEV( dev, pExtFloodFill );
 731     ret = dev->funcs->pExtFloodFill( dev, x, y, color, type );
 732     unlock_surface( physdev );
 733     return ret;
 734 }
 735
 736 static BOOL windrv_ExtTextOut( PHYSDEV dev, INT x, INT y, UINT flags, const RECT *rect,
 737                                LPCWSTR str, UINT count, const INT *dx )
 738 {
 739     struct windrv_physdev *physdev = get_windrv_physdev( dev );
 740     BOOL ret;
 741
 742     lock_surface( physdev );
 743     dev = GET_NEXT_PHYSDEV( dev, pExtTextOut );
 744     ret = dev->funcs->pExtTextOut( dev, x, y, flags, rect, str, count, dx );
 745     unlock_surface( physdev );
 746     return ret;
 747 }
 748
 749 static DWORD windrv_GetImage( PHYSDEV dev, BITMAPINFO *info,
 750                               struct gdi_image_bits *bits, struct bitblt_coords *src )
 751 {
 752     struct windrv_physdev *physdev = get_windrv_physdev( dev );
 753     DWORD ret;
 754
 755     lock_surface( physdev );
 756     dev = GET_NEXT_PHYSDEV( dev, pGetImage );
 757     ret = dev->funcs->pGetImage( dev, info, bits, src );
 758
 759     /* don't return alpha if original surface doesn't support it */
 760     if (info->bmiHeader.biBitCount == 32 &&
 761         info->bmiHeader.biCompression == BI_RGB &&
 762         physdev->dibdrv->dib.compression == BI_BITFIELDS)
 763     {
 764         DWORD *colors = (DWORD *)info->bmiColors;
 765         colors[0] = 0xff0000;
 766         colors[1] = 0x00ff00;
 767         colors[2] = 0x0000ff;
 768         info->bmiHeader.biCompression = BI_BITFIELDS;
 769     }
 770
 771     if (!bits->is_copy)
 772     {
 773         /* use the freeing callback to unlock the surface */
 774         assert( !bits->free );
 775         bits->free = unlock_bits_surface;
 776         bits->param = physdev->surface;
 777     }
 778     else unlock_surface( physdev );
 779     return ret;
 780 }
 781
 782 static COLORREF windrv_GetPixel( PHYSDEV dev, INT x, INT y )
 783 {
 784     struct windrv_physdev *physdev = get_windrv_physdev( dev );
 785     COLORREF ret;
 786
 787     lock_surface( physdev );
 788     dev = GET_NEXT_PHYSDEV( dev, pGetPixel );
 789     ret = dev->funcs->pGetPixel( dev, x, y );
 790     unlock_surface( physdev );
 791     return ret;
 792 }
 793
 794 static BOOL windrv_GradientFill( PHYSDEV dev, TRIVERTEX *vert_array, ULONG nvert,
 795                                  void * grad_array, ULONG ngrad, ULONG mode )
 796 {
 797     struct windrv_physdev *physdev = get_windrv_physdev( dev );
 798     BOOL ret;
 799
 800     lock_surface( physdev );
 801     dev = GET_NEXT_PHYSDEV( dev, pGradientFill );
 802     ret = dev->funcs->pGradientFill( dev, vert_array, nvert, grad_array, ngrad, mode );
 803     unlock_surface( physdev );
 804     return ret;
 805 }
 806
 807 static BOOL windrv_LineTo( PHYSDEV dev, INT x, INT y )
 808 {
 809     struct windrv_physdev *physdev = get_windrv_physdev( dev );
 810     BOOL ret;
 811
 812     lock_surface( physdev );
 813     dev = GET_NEXT_PHYSDEV( dev, pLineTo );
 814     ret = dev->funcs->pLineTo( dev, x, y );
 815     unlock_surface( physdev );
 816     return ret;
 817 }
 818
 819 static BOOL windrv_PaintRgn( PHYSDEV dev, HRGN rgn )
 820 {
 821     struct windrv_physdev *physdev = get_windrv_physdev( dev );
 822     BOOL ret;
 823
 824     lock_surface( physdev );
 825     dev = GET_NEXT_PHYSDEV( dev, pPaintRgn );
 826     ret = dev->funcs->pPaintRgn( dev, rgn );
 827     unlock_surface( physdev );
 828     return ret;
 829 }
 830
 831 static BOOL windrv_PatBlt( PHYSDEV dev, struct bitblt_coords *dst, DWORD rop )
 832 {
 833     struct windrv_physdev *physdev = get_windrv_physdev( dev );
 834     BOOL ret;
 835
 836     lock_surface( physdev );
 837     dev = GET_NEXT_PHYSDEV( dev, pPatBlt );
 838     ret = dev->funcs->pPatBlt( dev, dst, rop );
 839     unlock_surface( physdev );
 840     return ret;
 841 }
 842
 843 static BOOL windrv_Pie( PHYSDEV dev, INT left, INT top, INT right, INT bottom,
 844                         INT xstart, INT ystart, INT xend, INT yend )
 845 {
 846     struct windrv_physdev *physdev = get_windrv_physdev( dev );
 847     BOOL ret;
 848
 849     lock_surface( physdev );
 850     dev = GET_NEXT_PHYSDEV( dev, pPie );
 851     ret = dev->funcs->pPie( dev, left, top, right, bottom, xstart, ystart, xend, yend );
 852     unlock_surface( physdev );
 853     return ret;
 854 }
 855
 856 static BOOL windrv_PolyPolygon( PHYSDEV dev, const POINT *points, const INT *counts, UINT polygons )
 857 {
 858     struct windrv_physdev *physdev = get_windrv_physdev( dev );
 859     BOOL ret;
 860
 861     lock_surface( physdev );
 862     dev = GET_NEXT_PHYSDEV( dev, pPolyPolygon );
 863     ret = dev->funcs->pPolyPolygon( dev, points, counts, polygons );
 864     unlock_surface( physdev );
 865     return ret;
 866 }
 867
 868 static BOOL windrv_PolyPolyline( PHYSDEV dev, const POINT *points, const DWORD *counts, DWORD lines )
 869 {
 870     struct windrv_physdev *physdev = get_windrv_physdev( dev );
 871     BOOL ret;
 872
 873     lock_surface( physdev );
 874     dev = GET_NEXT_PHYSDEV( dev, pPolyPolyline );
 875     ret = dev->funcs->pPolyPolyline( dev, points, counts, lines );
 876     unlock_surface( physdev );
 877     return ret;
 878 }
 879
 880 static BOOL windrv_Polygon( PHYSDEV dev, const POINT *points, INT count )
 881 {
 882     struct windrv_physdev *physdev = get_windrv_physdev( dev );
 883     BOOL ret;
 884
 885     lock_surface( physdev );
 886     dev = GET_NEXT_PHYSDEV( dev, pPolygon );
 887     ret = dev->funcs->pPolygon( dev, points, count );
 888     unlock_surface( physdev );
 889     return ret;
 890 }
 891
 892 static BOOL windrv_Polyline( PHYSDEV dev, const POINT *points, INT count )
 893 {
 894     struct windrv_physdev *physdev = get_windrv_physdev( dev );
 895     BOOL ret;
 896
 897     lock_surface( physdev );
 898     dev = GET_NEXT_PHYSDEV( dev, pPolyline );
 899     ret = dev->funcs->pPolyline( dev, points, count );
 900     unlock_surface( physdev );
 901     return ret;
 902 }
 903
 904 static DWORD windrv_PutImage( PHYSDEV dev, HRGN clip, BITMAPINFO *info,
 905                               const struct gdi_image_bits *bits, struct bitblt_coords *src,
 906                               struct bitblt_coords *dst, DWORD rop )
 907 {
 908     struct windrv_physdev *physdev = get_windrv_physdev( dev );
 909     DWORD ret;
 910
 911     lock_surface( physdev );
 912     dev = GET_NEXT_PHYSDEV( dev, pPutImage );
 913     ret = dev->funcs->pPutImage( dev, clip, info, bits, src, dst, rop );
 914     unlock_surface( physdev );
 915     return ret;
 916 }
 917
 918 static BOOL windrv_Rectangle( PHYSDEV dev, INT left, INT top, INT right, INT bottom )
 919 {
 920     struct windrv_physdev *physdev = get_windrv_physdev( dev );
 921     BOOL ret;
 922
 923     lock_surface( physdev );
 924     dev = GET_NEXT_PHYSDEV( dev, pRectangle );
 925     ret = dev->funcs->pRectangle( dev, left, top, right, bottom );
 926     unlock_surface( physdev );
 927     return ret;
 928 }
 929
 930 static BOOL windrv_RoundRect( PHYSDEV dev, INT left, INT top, INT right, INT bottom,
 931                                INT ell_width, INT ell_height )
 932 {
 933     struct windrv_physdev *physdev = get_windrv_physdev( dev );
 934     BOOL ret;
 935
 936     lock_surface( physdev );
 937     dev = GET_NEXT_PHYSDEV( dev, pRoundRect );
 938     ret = dev->funcs->pRoundRect( dev, left, top, right, bottom, ell_width, ell_height );
 939     unlock_surface( physdev );
 940     return ret;
 941 }
 942
 943 static UINT windrv_SetBoundsRect( PHYSDEV dev, RECT *rect, UINT flags )
 944 {
 945     /* do nothing, we use the dibdrv bounds tracking for our own purpose */
 946     return DCB_RESET;
 947 }
 948
 949 static INT windrv_SetDIBitsToDevice( PHYSDEV dev, INT x_dst, INT y_dst, DWORD cx, DWORD cy,
 950                                      INT x_src, INT y_src, UINT startscan, UINT lines,
 951                                      const void *bits, BITMAPINFO *src_info, UINT coloruse )
 952 {
 953     struct windrv_physdev *physdev = get_windrv_physdev( dev );
 954     INT ret;
 955
 956     lock_surface( physdev );
 957     dev = GET_NEXT_PHYSDEV( dev, pSetDIBitsToDevice );
 958     ret = dev->funcs->pSetDIBitsToDevice( dev, x_dst, y_dst, cx, cy,
 959                                           x_src, y_src, startscan, lines, bits, src_info, coloruse );
 960     unlock_surface( physdev );
 961     return ret;
 962 }
 963
 964 static void windrv_SetDeviceClipping( PHYSDEV dev, HRGN rgn )
 965 {
 966     dev = GET_NEXT_PHYSDEV( dev, pSetDeviceClipping );
 967     dev->funcs->pSetDeviceClipping( dev, rgn );
 968     /* also forward to the graphics driver for the OpenGL case */
 969     if (dev->funcs == &dib_driver)
 970     {
 971         dev = GET_NEXT_PHYSDEV( dev, pSetDeviceClipping );
 972         dev->funcs->pSetDeviceClipping( dev, rgn );
 973     }
 974 }
 975
 976 static COLORREF windrv_SetPixel( PHYSDEV dev, INT x, INT y, COLORREF color )
 977 {
 978     struct windrv_physdev *physdev = get_windrv_physdev( dev );
 979     COLORREF ret;
 980
 981     lock_surface( physdev );
 982     dev = GET_NEXT_PHYSDEV( dev, pSetPixel );
 983     ret = dev->funcs->pSetPixel( dev, x, y, color );
 984     unlock_surface( physdev );
 985     return ret;
 986 }
 987
 988 static BOOL windrv_StretchBlt( PHYSDEV dst_dev, struct bitblt_coords *dst,
 989                                PHYSDEV src_dev, struct bitblt_coords *src, DWORD rop )
 990 {
 991     struct windrv_physdev *physdev = get_windrv_physdev( dst_dev );
 992     BOOL ret;
 993
 994     lock_surface( physdev );
 995     dst_dev = GET_NEXT_PHYSDEV( dst_dev, pStretchBlt );
 996     ret = dst_dev->funcs->pStretchBlt( dst_dev, dst, src_dev, src, rop );
 997     unlock_surface( physdev );
 998     return ret;
 999 }
1000
1001 static INT windrv_StretchDIBits( PHYSDEV dev, INT x_dst, INT y_dst, INT width_dst, INT height_dst,
1002                                  INT x_src, INT y_src, INT width_src, INT height_src, const void *bits,
1003                                  BITMAPINFO *src_info, UINT coloruse, DWORD rop )
1004 {
1005     struct windrv_physdev *physdev = get_windrv_physdev( dev );
1006     INT ret;
1007
1008     lock_surface( physdev );
1009     dev = GET_NEXT_PHYSDEV( dev, pStretchDIBits );
1010     ret = dev->funcs->pStretchDIBits( dev, x_dst, y_dst, width_dst, height_dst,
1011                                       x_src, y_src, width_src, height_src, bits, src_info, coloruse, rop );
1012     unlock_surface( physdev );
1013     return ret;
1014 }
1015
1016 static struct opengl_funcs *windrv_wine_get_wgl_driver( PHYSDEV dev, UINT version )
1017 {
1018     dev = GET_NEXT_PHYSDEV( dev, wine_get_wgl_driver );
1019     if (dev->funcs == &dib_driver) dev = GET_NEXT_PHYSDEV( dev, wine_get_wgl_driver );
1020     return dev->funcs->wine_get_wgl_driver( dev, version );
1021 }
1022
1023 static const struct gdi_dc_funcs window_driver =
1024 {
1025     NULL,                               /* pAbortDoc */
1026     NULL,                               /* pAbortPath */
1027     windrv_AlphaBlend,                  /* pAlphaBlend */
1028     NULL,                               /* pAngleArc */
1029     windrv_Arc,                         /* pArc */
1030     windrv_ArcTo,                       /* pArcTo */
1031     NULL,                               /* pBeginPath */
1032     windrv_BlendImage,                  /* pBlendImage */
1033     windrv_Chord,                       /* pChord */
1034     NULL,                               /* pCloseFigure */
1035     NULL,                               /* pCreateCompatibleDC */
1036     windrv_CreateDC,                    /* pCreateDC */
1037     windrv_DeleteDC,                    /* pDeleteDC */
1038     NULL,                               /* pDeleteObject */
1039     NULL,                               /* pDeviceCapabilities */
1040     windrv_Ellipse,                     /* pEllipse */
1041     NULL,                               /* pEndDoc */
1042     NULL,                               /* pEndPage */
1043     NULL,                               /* pEndPath */
1044     NULL,                               /* pEnumFonts */
1045     NULL,                               /* pEnumICMProfiles */
1046     NULL,                               /* pExcludeClipRect */
1047     NULL,                               /* pExtDeviceMode */
1048     NULL,                               /* pExtEscape */
1049     windrv_ExtFloodFill,                /* pExtFloodFill */
1050     NULL,                               /* pExtSelectClipRgn */
1051     windrv_ExtTextOut,                  /* pExtTextOut */
1052     NULL,                               /* pFillPath */
1053     NULL,                               /* pFillRgn */
1054     NULL,                               /* pFlattenPath */
1055     NULL,                               /* pFontIsLinked */
1056     NULL,                               /* pFrameRgn */
1057     NULL,                               /* pGdiComment */
1058     NULL,                               /* pGetBoundsRect */
1059     NULL,                               /* pGetCharABCWidths */
1060     NULL,                               /* pGetCharABCWidthsI */
1061     NULL,                               /* pGetCharWidth */
1062     NULL,                               /* pGetDeviceCaps */
1063     NULL,                               /* pGetDeviceGammaRamp */
1064     NULL,                               /* pGetFontData */
1065     NULL,                               /* pGetFontRealizationInfo */
1066     NULL,                               /* pGetFontUnicodeRanges */
1067     NULL,                               /* pGetGlyphIndices */
1068     NULL,                               /* pGetGlyphOutline */
1069     NULL,                               /* pGetICMProfile */
1070     windrv_GetImage,                    /* pGetImage */
1071     NULL,                               /* pGetKerningPairs */
1072     NULL,                               /* pGetNearestColor */
1073     NULL,                               /* pGetOutlineTextMetrics */
1074     windrv_GetPixel,                    /* pGetPixel */
1075     NULL,                               /* pGetSystemPaletteEntries */
1076     NULL,                               /* pGetTextCharsetInfo */
1077     NULL,                               /* pGetTextExtentExPoint */
1078     NULL,                               /* pGetTextExtentExPointI */
1079     NULL,                               /* pGetTextFace */
1080     NULL,                               /* pGetTextMetrics */
1081     windrv_GradientFill,                /* pGradientFill */
1082     NULL,                               /* pIntersectClipRect */
1083     NULL,                               /* pInvertRgn */
1084     windrv_LineTo,                      /* pLineTo */
1085     NULL,                               /* pModifyWorldTransform */
1086     NULL,                               /* pMoveTo */
1087     NULL,                               /* pOffsetClipRgn */
1088     NULL,                               /* pOffsetViewportOrg */
1089     NULL,                               /* pOffsetWindowOrg */
1090     windrv_PaintRgn,                    /* pPaintRgn */
1091     windrv_PatBlt,                      /* pPatBlt */
1092     windrv_Pie,                         /* pPie */
1093     NULL,                               /* pPolyBezier */
1094     NULL,                               /* pPolyBezierTo */
1095     NULL,                               /* pPolyDraw */
1096     windrv_PolyPolygon,                 /* pPolyPolygon */
1097     windrv_PolyPolyline,                /* pPolyPolyline */
1098     windrv_Polygon,                     /* pPolygon */
1099     windrv_Polyline,                    /* pPolyline */
1100     NULL,                               /* pPolylineTo */
1101     windrv_PutImage,                    /* pPutImage */
1102     NULL,                               /* pRealizeDefaultPalette */
1103     NULL,                               /* pRealizePalette */
1104     windrv_Rectangle,                   /* pRectangle */
1105     NULL,                               /* pResetDC */
1106     NULL,                               /* pRestoreDC */
1107     windrv_RoundRect,                   /* pRoundRect */
1108     NULL,                               /* pSaveDC */
1109     NULL,                               /* pScaleViewportExt */
1110     NULL,                               /* pScaleWindowExt */
1111     NULL,                               /* pSelectBitmap */
1112     NULL,                               /* pSelectBrush */
1113     NULL,                               /* pSelectClipPath */
1114     NULL,                               /* pSelectFont */
1115     NULL,                               /* pSelectPalette */
1116     NULL,                               /* pSelectPen */
1117     NULL,                               /* pSetArcDirection */
1118     NULL,                               /* pSetBkColor */
1119     NULL,                               /* pSetBkMode */
1120     windrv_SetBoundsRect,               /* pSetBoundsRect */
1121     NULL,                               /* pSetDCBrushColor */
1122     NULL,                               /* pSetDCPenColor */
1123     windrv_SetDIBitsToDevice,           /* pSetDIBitsToDevice */
1124     windrv_SetDeviceClipping,           /* pSetDeviceClipping */
1125     NULL,                               /* pSetDeviceGammaRamp */
1126     NULL,                               /* pSetLayout */
1127     NULL,                               /* pSetMapMode */
1128     NULL,                               /* pSetMapperFlags */
1129     windrv_SetPixel,                    /* pSetPixel */
1130     NULL,                               /* pSetPolyFillMode */
1131     NULL,                               /* pSetROP2 */
1132     NULL,                               /* pSetRelAbs */
1133     NULL,                               /* pSetStretchBltMode */
1134     NULL,                               /* pSetTextAlign */
1135     NULL,                               /* pSetTextCharacterExtra */
1136     NULL,                               /* pSetTextColor */
1137     NULL,                               /* pSetTextJustification */
1138     NULL,                               /* pSetViewportExt */
1139     NULL,                               /* pSetViewportOrg */
1140     NULL,                               /* pSetWindowExt */
1141     NULL,                               /* pSetWindowOrg */
1142     NULL,                               /* pSetWorldTransform */
1143     NULL,                               /* pStartDoc */
1144     NULL,                               /* pStartPage */
1145     windrv_StretchBlt,                  /* pStretchBlt */
1146     windrv_StretchDIBits,               /* pStretchDIBits */
1147     NULL,                               /* pStrokeAndFillPath */
1148     NULL,                               /* pStrokePath */
1149     NULL,                               /* pUnrealizePalette */
1150     NULL,                               /* pWidenPath */
1151     windrv_wine_get_wgl_driver,         /* wine_get_wgl_driver */
1152     GDI_PRIORITY_DIB_DRV + 10           /* priority */
1153 };