git.oblomov.eu Git - wine/blob - objects/dc.c

   1 /*
   2  * GDI Device Context functions
   3  *
   4  * Copyright 1993 Alexandre Julliard
   5  *
   6  */
   7
   8 #include "ts_xlib.h"
   9 #include "x11drv.h"
  10
  11 #include <stdlib.h>
  12 #include <string.h>
  13 #include "dc.h"
  14 #include "gdi.h"
  15 #include "heap.h"
  16 #include "metafile.h"
  17 #include "debug.h"
  18 #include "font.h"
  19 #include "winerror.h"
  20 #include "wine/winuser16.h"
  21
  22 /***********************************************************************
  23  *           DC_Init_DC_INFO
  24  *
  25  * Fill the WIN_DC_INFO structure.
  26  */
  27 static void DC_Init_DC_INFO( WIN_DC_INFO *win_dc_info )
  28 {
  29     win_dc_info->flags               = 0;
  30     win_dc_info->devCaps             = NULL;
  31     win_dc_info->hClipRgn            = 0;
  32     win_dc_info->hVisRgn             = 0;
  33     win_dc_info->hGCClipRgn          = 0;
  34     win_dc_info->hPen                = STOCK_BLACK_PEN;
  35     win_dc_info->hBrush              = STOCK_WHITE_BRUSH;
  36     win_dc_info->hFont               = STOCK_SYSTEM_FONT;
  37     win_dc_info->hBitmap             = 0;
  38     win_dc_info->hFirstBitmap        = 0;
  39     win_dc_info->hDevice             = 0;
  40     win_dc_info->hPalette            = STOCK_DEFAULT_PALETTE;
  41     win_dc_info->ROPmode             = R2_COPYPEN;
  42     win_dc_info->polyFillMode        = ALTERNATE;
  43     win_dc_info->stretchBltMode      = BLACKONWHITE;
  44     win_dc_info->relAbsMode          = ABSOLUTE;
  45     win_dc_info->backgroundMode      = OPAQUE;
  46     win_dc_info->backgroundColor     = RGB( 255, 255, 255 );
  47     win_dc_info->textColor           = RGB( 0, 0, 0 );
  48     win_dc_info->brushOrgX           = 0;
  49     win_dc_info->brushOrgY           = 0;
  50     win_dc_info->textAlign           = TA_LEFT | TA_TOP | TA_NOUPDATECP;
  51     win_dc_info->charExtra           = 0;
  52     win_dc_info->breakTotalExtra     = 0;
  53     win_dc_info->breakCount          = 0;
  54     win_dc_info->breakExtra          = 0;
  55     win_dc_info->breakRem            = 0;
  56     win_dc_info->bitsPerPixel        = 1;
  57     win_dc_info->MapMode             = MM_TEXT;
  58     win_dc_info->GraphicsMode        = GM_COMPATIBLE;
  59     win_dc_info->DCOrgX              = 0;
  60     win_dc_info->DCOrgY              = 0;
  61     win_dc_info->lpfnPrint           = NULL;
  62     win_dc_info->CursPosX            = 0;
  63     win_dc_info->CursPosY            = 0;
  64     win_dc_info->ArcDirection        = AD_COUNTERCLOCKWISE;
  65     win_dc_info->xformWorld2Wnd.eM11 = 1.0f;
  66     win_dc_info->xformWorld2Wnd.eM12 = 0.0f;
  67     win_dc_info->xformWorld2Wnd.eM21 = 0.0f;
  68     win_dc_info->xformWorld2Wnd.eM22 = 1.0f;
  69     win_dc_info->xformWorld2Wnd.eDx  = 0.0f;
  70     win_dc_info->xformWorld2Wnd.eDy  = 0.0f;
  71     win_dc_info->xformWorld2Vport    = win_dc_info->xformWorld2Wnd;
  72     win_dc_info->xformVport2World    = win_dc_info->xformWorld2Wnd;
  73     win_dc_info->vport2WorldValid    = TRUE;
  74
  75     PATH_InitGdiPath(&win_dc_info->path);
  76 }
  77
  78
  79 /***********************************************************************
  80  *           DC_AllocDC
  81  */
  82 DC *DC_AllocDC( const DC_FUNCTIONS *funcs )
  83 {
  84     HDC16 hdc;
  85     DC *dc;
  86
  87     if (!(hdc = GDI_AllocObject( sizeof(DC), DC_MAGIC ))) return NULL;
  88     dc = (DC *) GDI_HEAP_LOCK( hdc );
  89
  90     dc->hSelf      = hdc;
  91     dc->funcs      = funcs;
  92     dc->physDev    = NULL;
  93     dc->saveLevel  = 0;
  94     dc->dwHookData = 0L;
  95     dc->hookProc   = NULL;
  96     dc->wndOrgX    = 0;
  97     dc->wndOrgY    = 0;
  98     dc->wndExtX    = 1;
  99     dc->wndExtY    = 1;
 100     dc->vportOrgX  = 0;
 101     dc->vportOrgY  = 0;
 102     dc->vportExtX  = 1;
 103     dc->vportExtY  = 1;
 104
 105     DC_Init_DC_INFO( &dc->w );
 106
 107     return dc;
 108 }
 109
 110
 111
 112 /***********************************************************************
 113  *           DC_GetDCPtr
 114  */
 115 DC *DC_GetDCPtr( HDC32 hdc )
 116 {
 117     GDIOBJHDR *ptr = (GDIOBJHDR *)GDI_HEAP_LOCK( hdc );
 118     if (!ptr) return NULL;
 119     if ((ptr->wMagic == DC_MAGIC) || (ptr->wMagic == METAFILE_DC_MAGIC))
 120         return (DC *)ptr;
 121     GDI_HEAP_UNLOCK( hdc );
 122     return NULL;
 123 }
 124
 125
 126 /***********************************************************************
 127  *           DC_InitDC
 128  *
 129  * Setup device-specific DC values for a newly created DC.
 130  */
 131 void DC_InitDC( DC* dc )
 132 {
 133     RealizeDefaultPalette( dc->hSelf );
 134     SetTextColor32( dc->hSelf, dc->w.textColor );
 135     SetBkColor32( dc->hSelf, dc->w.backgroundColor );
 136     SelectObject32( dc->hSelf, dc->w.hPen );
 137     SelectObject32( dc->hSelf, dc->w.hBrush );
 138     SelectObject32( dc->hSelf, dc->w.hFont );
 139     CLIPPING_UpdateGCRegion( dc );
 140 }
 141
 142
 143 /***********************************************************************
 144  *           DC_InvertXform
 145  *
 146  * Computes the inverse of the transformation xformSrc and stores it to
 147  * xformDest. Returns TRUE if successful or FALSE if the xformSrc matrix
 148  * is singular.
 149  */
 150 static BOOL32 DC_InvertXform( const XFORM *xformSrc, XFORM *xformDest )
 151 {
 152     FLOAT determinant;
 153
 154     determinant = xformSrc->eM11*xformSrc->eM22 -
 155         xformSrc->eM12*xformSrc->eM21;
 156     if (determinant > -1e-12 && determinant < 1e-12)
 157         return FALSE;
 158
 159     xformDest->eM11 =  xformSrc->eM22 / determinant;
 160     xformDest->eM12 = -xformSrc->eM12 / determinant;
 161     xformDest->eM21 = -xformSrc->eM21 / determinant;
 162     xformDest->eM22 =  xformSrc->eM11 / determinant;
 163     xformDest->eDx  = -xformSrc->eDx * xformDest->eM11 -
 164                        xformSrc->eDy * xformDest->eM21;
 165     xformDest->eDy  = -xformSrc->eDx * xformDest->eM12 -
 166                        xformSrc->eDy * xformDest->eM22;
 167
 168     return TRUE;
 169 }
 170
 171
 172 /***********************************************************************
 173  *           DC_UpdateXforms
 174  *
 175  * Updates the xformWorld2Vport, xformVport2World and vport2WorldValid
 176  * fields of the specified DC by creating a transformation that
 177  * represents the current mapping mode and combining it with the DC's
 178  * world transform. This function should be called whenever the
 179  * parameters associated with the mapping mode (window and viewport
 180  * extents and origins) or the world transform change.
 181  */
 182 void DC_UpdateXforms( DC *dc )
 183 {
 184     XFORM xformWnd2Vport;
 185     FLOAT scaleX, scaleY;
 186
 187     /* Construct a transformation to do the window-to-viewport conversion */
 188     scaleX = (FLOAT)dc->vportExtX / (FLOAT)dc->wndExtX;
 189     scaleY = (FLOAT)dc->vportExtY / (FLOAT)dc->wndExtY;
 190     xformWnd2Vport.eM11 = scaleX;
 191     xformWnd2Vport.eM12 = 0.0;
 192     xformWnd2Vport.eM21 = 0.0;
 193     xformWnd2Vport.eM22 = scaleY;
 194     xformWnd2Vport.eDx  = (FLOAT)dc->vportOrgX -
 195         scaleX * (FLOAT)dc->wndOrgX;
 196     xformWnd2Vport.eDy  = (FLOAT)dc->vportOrgY -
 197         scaleY * (FLOAT)dc->wndOrgY;
 198
 199     /* Combine with the world transformation */
 200     CombineTransform( &dc->w.xformWorld2Vport, &dc->w.xformWorld2Wnd,
 201         &xformWnd2Vport );
 202
 203     /* Create inverse of world-to-viewport transformation */
 204     dc->w.vport2WorldValid = DC_InvertXform( &dc->w.xformWorld2Vport,
 205         &dc->w.xformVport2World );
 206 }
 207
 208
 209 /***********************************************************************
 210  *           GetDCState    (GDI.179)
 211  */
 212 HDC16 WINAPI GetDCState( HDC16 hdc )
 213 {
 214     DC * newdc, * dc;
 215     HGDIOBJ16 handle;
 216
 217     if (!(dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC ))) return 0;
 218     if (!(handle = GDI_AllocObject( sizeof(DC), DC_MAGIC )))
 219     {
 220       GDI_HEAP_UNLOCK( hdc );
 221       return 0;
 222     }
 223     newdc = (DC *) GDI_HEAP_LOCK( handle );
 224
 225     TRACE(dc, "(%04x): returning %04x\n", hdc, handle );
 226
 227     newdc->w.flags            = dc->w.flags | DC_SAVED;
 228     newdc->w.devCaps          = dc->w.devCaps;
 229     newdc->w.hPen             = dc->w.hPen;
 230     newdc->w.hBrush           = dc->w.hBrush;
 231     newdc->w.hFont            = dc->w.hFont;
 232     newdc->w.hBitmap          = dc->w.hBitmap;
 233     newdc->w.hFirstBitmap     = dc->w.hFirstBitmap;
 234     newdc->w.hDevice          = dc->w.hDevice;
 235     newdc->w.hPalette         = dc->w.hPalette;
 236     newdc->w.totalExtent      = dc->w.totalExtent;
 237     newdc->w.bitsPerPixel     = dc->w.bitsPerPixel;
 238     newdc->w.ROPmode          = dc->w.ROPmode;
 239     newdc->w.polyFillMode     = dc->w.polyFillMode;
 240     newdc->w.stretchBltMode   = dc->w.stretchBltMode;
 241     newdc->w.relAbsMode       = dc->w.relAbsMode;
 242     newdc->w.backgroundMode   = dc->w.backgroundMode;
 243     newdc->w.backgroundColor  = dc->w.backgroundColor;
 244     newdc->w.textColor        = dc->w.textColor;
 245     newdc->w.brushOrgX        = dc->w.brushOrgX;
 246     newdc->w.brushOrgY        = dc->w.brushOrgY;
 247     newdc->w.textAlign        = dc->w.textAlign;
 248     newdc->w.charExtra        = dc->w.charExtra;
 249     newdc->w.breakTotalExtra  = dc->w.breakTotalExtra;
 250     newdc->w.breakCount       = dc->w.breakCount;
 251     newdc->w.breakExtra       = dc->w.breakExtra;
 252     newdc->w.breakRem         = dc->w.breakRem;
 253     newdc->w.MapMode          = dc->w.MapMode;
 254     newdc->w.GraphicsMode     = dc->w.GraphicsMode;
 255 #if 0
 256     /* Apparently, the DC origin is not changed by [GS]etDCState */
 257     newdc->w.DCOrgX           = dc->w.DCOrgX;
 258     newdc->w.DCOrgY           = dc->w.DCOrgY;
 259 #endif
 260     newdc->w.CursPosX         = dc->w.CursPosX;
 261     newdc->w.CursPosY         = dc->w.CursPosY;
 262     newdc->w.ArcDirection     = dc->w.ArcDirection;
 263     newdc->w.xformWorld2Wnd   = dc->w.xformWorld2Wnd;
 264     newdc->w.xformWorld2Vport = dc->w.xformWorld2Vport;
 265     newdc->w.xformVport2World = dc->w.xformVport2World;
 266     newdc->w.vport2WorldValid = dc->w.vport2WorldValid;
 267     newdc->wndOrgX            = dc->wndOrgX;
 268     newdc->wndOrgY            = dc->wndOrgY;
 269     newdc->wndExtX            = dc->wndExtX;
 270     newdc->wndExtY            = dc->wndExtY;
 271     newdc->vportOrgX          = dc->vportOrgX;
 272     newdc->vportOrgY          = dc->vportOrgY;
 273     newdc->vportExtX          = dc->vportExtX;
 274     newdc->vportExtY          = dc->vportExtY;
 275
 276     newdc->hSelf = (HDC32)handle;
 277     newdc->saveLevel = 0;
 278
 279     PATH_InitGdiPath( &newdc->w.path );
 280
 281     /* Get/SetDCState() don't change hVisRgn field ("Undoc. Windows" p.559). */
 282
 283     newdc->w.hGCClipRgn = newdc->w.hVisRgn = 0;
 284     if (dc->w.hClipRgn)
 285     {
 286         newdc->w.hClipRgn = CreateRectRgn32( 0, 0, 0, 0 );
 287         CombineRgn32( newdc->w.hClipRgn, dc->w.hClipRgn, 0, RGN_COPY );
 288     }
 289     else
 290         newdc->w.hClipRgn = 0;
 291     GDI_HEAP_UNLOCK( handle );
 292     GDI_HEAP_UNLOCK( hdc );
 293     return handle;
 294 }
 295
 296
 297 /***********************************************************************
 298  *           SetDCState    (GDI.180)
 299  */
 300 void WINAPI SetDCState( HDC16 hdc, HDC16 hdcs )
 301 {
 302     DC *dc, *dcs;
 303
 304     if (!(dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC ))) return;
 305     if (!(dcs = (DC *) GDI_GetObjPtr( hdcs, DC_MAGIC )))
 306     {
 307       GDI_HEAP_UNLOCK( hdc );
 308       return;
 309     }
 310     if (!dcs->w.flags & DC_SAVED)
 311     {
 312       GDI_HEAP_UNLOCK( hdc );
 313       GDI_HEAP_UNLOCK( hdcs );
 314       return;
 315     }
 316     TRACE(dc, "%04x %04x\n", hdc, hdcs );
 317
 318     dc->w.flags            = dcs->w.flags & ~DC_SAVED;
 319     dc->w.devCaps          = dcs->w.devCaps;
 320     dc->w.hFirstBitmap     = dcs->w.hFirstBitmap;
 321     dc->w.hDevice          = dcs->w.hDevice;
 322     dc->w.totalExtent      = dcs->w.totalExtent;
 323     dc->w.ROPmode          = dcs->w.ROPmode;
 324     dc->w.polyFillMode     = dcs->w.polyFillMode;
 325     dc->w.stretchBltMode   = dcs->w.stretchBltMode;
 326     dc->w.relAbsMode       = dcs->w.relAbsMode;
 327     dc->w.backgroundMode   = dcs->w.backgroundMode;
 328     dc->w.backgroundColor  = dcs->w.backgroundColor;
 329     dc->w.textColor        = dcs->w.textColor;
 330     dc->w.brushOrgX        = dcs->w.brushOrgX;
 331     dc->w.brushOrgY        = dcs->w.brushOrgY;
 332     dc->w.textAlign        = dcs->w.textAlign;
 333     dc->w.charExtra        = dcs->w.charExtra;
 334     dc->w.breakTotalExtra  = dcs->w.breakTotalExtra;
 335     dc->w.breakCount       = dcs->w.breakCount;
 336     dc->w.breakExtra       = dcs->w.breakExtra;
 337     dc->w.breakRem         = dcs->w.breakRem;
 338     dc->w.MapMode          = dcs->w.MapMode;
 339     dc->w.GraphicsMode     = dcs->w.GraphicsMode;
 340 #if 0
 341     /* Apparently, the DC origin is not changed by [GS]etDCState */
 342     dc->w.DCOrgX           = dcs->w.DCOrgX;
 343     dc->w.DCOrgY           = dcs->w.DCOrgY;
 344 #endif
 345     dc->w.CursPosX         = dcs->w.CursPosX;
 346     dc->w.CursPosY         = dcs->w.CursPosY;
 347     dc->w.ArcDirection     = dcs->w.ArcDirection;
 348     dc->w.xformWorld2Wnd   = dcs->w.xformWorld2Wnd;
 349     dc->w.xformWorld2Vport = dcs->w.xformWorld2Vport;
 350     dc->w.xformVport2World = dcs->w.xformVport2World;
 351     dc->w.vport2WorldValid = dcs->w.vport2WorldValid;
 352
 353     dc->wndOrgX            = dcs->wndOrgX;
 354     dc->wndOrgY            = dcs->wndOrgY;
 355     dc->wndExtX            = dcs->wndExtX;
 356     dc->wndExtY            = dcs->wndExtY;
 357     dc->vportOrgX          = dcs->vportOrgX;
 358     dc->vportOrgY          = dcs->vportOrgY;
 359     dc->vportExtX          = dcs->vportExtX;
 360     dc->vportExtY          = dcs->vportExtY;
 361
 362     if (!(dc->w.flags & DC_MEMORY)) dc->w.bitsPerPixel = dcs->w.bitsPerPixel;
 363
 364     if (dcs->w.hClipRgn)
 365     {
 366         if (!dc->w.hClipRgn) dc->w.hClipRgn = CreateRectRgn32( 0, 0, 0, 0 );
 367         CombineRgn32( dc->w.hClipRgn, dcs->w.hClipRgn, 0, RGN_COPY );
 368     }
 369     else
 370     {
 371         if (dc->w.hClipRgn) DeleteObject16( dc->w.hClipRgn );
 372         dc->w.hClipRgn = 0;
 373     }
 374     CLIPPING_UpdateGCRegion( dc );
 375
 376     SelectObject32( hdc, dcs->w.hBitmap );
 377     SelectObject32( hdc, dcs->w.hBrush );
 378     SelectObject32( hdc, dcs->w.hFont );
 379     SelectObject32( hdc, dcs->w.hPen );
 380     SetBkColor32( hdc, dcs->w.backgroundColor);
 381     SetTextColor32( hdc, dcs->w.textColor);
 382     GDISelectPalette( hdc, dcs->w.hPalette, FALSE );
 383     GDI_HEAP_UNLOCK( hdc );
 384     GDI_HEAP_UNLOCK( hdcs );
 385 }
 386
 387
 388 /***********************************************************************
 389  *           SaveDC16    (GDI.30)
 390  */
 391 INT16 WINAPI SaveDC16( HDC16 hdc )
 392 {
 393     return (INT16)SaveDC32( hdc );
 394 }
 395
 396
 397 /***********************************************************************
 398  *           SaveDC32    (GDI32.292)
 399  */
 400 INT32 WINAPI SaveDC32( HDC32 hdc )
 401 {
 402     HDC32 hdcs;
 403     DC * dc, * dcs;
 404     INT32 ret;
 405
 406     dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC );
 407     if (!dc)
 408     {
 409         dc = (DC *)GDI_GetObjPtr(hdc, METAFILE_DC_MAGIC);
 410         if (!dc) return 0;
 411         MF_MetaParam0(dc, META_SAVEDC);
 412         GDI_HEAP_UNLOCK( hdc );
 413         return 1;  /* ?? */
 414     }
 415     if (!(hdcs = GetDCState( hdc )))
 416     {
 417       GDI_HEAP_UNLOCK( hdc );
 418       return 0;
 419     }
 420     dcs = (DC *) GDI_HEAP_LOCK( hdcs );
 421
 422     /* Copy path. The reason why path saving / restoring is in SaveDC/
 423      * RestoreDC and not in GetDCState/SetDCState is that the ...DCState
 424      * functions are only in Win16 (which doesn't have paths) and that
 425      * SetDCState doesn't allow us to signal an error (which can happen
 426      * when copying paths).
 427      */
 428     if (!PATH_AssignGdiPath( &dcs->w.path, &dc->w.path ))
 429     {
 430         GDI_HEAP_UNLOCK( hdc );
 431         GDI_HEAP_UNLOCK( hdcs );
 432         DeleteDC32( hdcs );
 433         return 0;
 434     }
 435
 436     dcs->header.hNext = dc->header.hNext;
 437     dc->header.hNext = hdcs;
 438     TRACE(dc, "(%04x): returning %d\n", hdc, dc->saveLevel+1 );
 439     ret = ++dc->saveLevel;
 440     GDI_HEAP_UNLOCK( hdcs );
 441     GDI_HEAP_UNLOCK( hdc );
 442     return ret;
 443 }
 444
 445
 446 /***********************************************************************
 447  *           RestoreDC16    (GDI.39)
 448  */
 449 BOOL16 WINAPI RestoreDC16( HDC16 hdc, INT16 level )
 450 {
 451     return RestoreDC32( hdc, level );
 452 }
 453
 454
 455 /***********************************************************************
 456  *           RestoreDC32    (GDI32.290)
 457  */
 458 BOOL32 WINAPI RestoreDC32( HDC32 hdc, INT32 level )
 459 {
 460     DC * dc, * dcs;
 461     BOOL32 success;
 462
 463     TRACE(dc, "%04x %d\n", hdc, level );
 464     dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC );
 465     if (!dc)
 466     {
 467         dc = (DC *)GDI_GetObjPtr(hdc, METAFILE_DC_MAGIC);
 468         if (!dc) return FALSE;
 469         if (level != -1)
 470         {
 471           GDI_HEAP_UNLOCK( hdc );
 472           return FALSE;
 473         }
 474         MF_MetaParam1(dc, META_RESTOREDC, level);
 475         GDI_HEAP_UNLOCK( hdc );
 476         return TRUE;
 477     }
 478     if (level == -1) level = dc->saveLevel;
 479     if ((level < 1) || (level > dc->saveLevel))
 480     {
 481       GDI_HEAP_UNLOCK( hdc );
 482       return FALSE;
 483     }
 484
 485     success=TRUE;
 486     while (dc->saveLevel >= level)
 487     {
 488         HDC16 hdcs = dc->header.hNext;
 489         if (!(dcs = (DC *) GDI_GetObjPtr( hdcs, DC_MAGIC )))
 490         {
 491           GDI_HEAP_UNLOCK( hdc );
 492           return FALSE;
 493         }
 494         dc->header.hNext = dcs->header.hNext;
 495         if (--dc->saveLevel < level)
 496         {
 497             SetDCState( hdc, hdcs );
 498             if (!PATH_AssignGdiPath( &dc->w.path, &dcs->w.path ))
 499                 /* FIXME: This might not be quite right, since we're
 500                  * returning FALSE but still destroying the saved DC state */
 501                 success=FALSE;
 502         }
 503         DeleteDC32( hdcs );
 504     }
 505     GDI_HEAP_UNLOCK( hdc );
 506     return success;
 507 }
 508
 509
 510 /***********************************************************************
 511  *           CreateDC16    (GDI.53)
 512  */
 513 HDC16 WINAPI CreateDC16( LPCSTR driver, LPCSTR device, LPCSTR output,
 514                          const DEVMODE16 *initData )
 515 {
 516     DC * dc;
 517     const DC_FUNCTIONS *funcs;
 518
 519     if (!(funcs = DRIVER_FindDriver( driver ))) return 0;
 520     if (!(dc = DC_AllocDC( funcs ))) return 0;
 521     dc->w.flags = 0;
 522
 523     TRACE(dc, "(driver=%s, device=%s, output=%s): returning %04x\n",
 524                debugstr_a(driver), debugstr_a(device), debugstr_a(output), dc->hSelf );
 525
 526     if (dc->funcs->pCreateDC &&
 527         !dc->funcs->pCreateDC( dc, driver, device, output, initData ))
 528     {
 529         WARN(dc, "creation aborted by device\n" );
 530         GDI_HEAP_FREE( dc->hSelf );
 531         return 0;
 532     }
 533
 534     DC_InitDC( dc );
 535     GDI_HEAP_UNLOCK( dc->hSelf );
 536     return dc->hSelf;
 537 }
 538
 539
 540 /***********************************************************************
 541  *           CreateDC32A    (GDI32.)
 542  */
 543 HDC32 WINAPI CreateDC32A( LPCSTR driver, LPCSTR device, LPCSTR output,
 544                           const DEVMODE32A *initData )
 545 {
 546     return CreateDC16( driver, device, output, (const DEVMODE16 *)initData );
 547 }
 548
 549
 550 /***********************************************************************
 551  *           CreateDC32W    (GDI32.)
 552  */
 553 HDC32 WINAPI CreateDC32W( LPCWSTR driver, LPCWSTR device, LPCWSTR output,
 554                           const DEVMODE32W *initData )
 555 {
 556     LPSTR driverA = HEAP_strdupWtoA( GetProcessHeap(), 0, driver );
 557     LPSTR deviceA = HEAP_strdupWtoA( GetProcessHeap(), 0, device );
 558     LPSTR outputA = HEAP_strdupWtoA( GetProcessHeap(), 0, output );
 559     HDC32 res = CreateDC16( driverA, deviceA, outputA,
 560                             (const DEVMODE16 *)initData /*FIXME*/ );
 561     HeapFree( GetProcessHeap(), 0, driverA );
 562     HeapFree( GetProcessHeap(), 0, deviceA );
 563     HeapFree( GetProcessHeap(), 0, outputA );
 564     return res;
 565 }
 566
 567
 568 /***********************************************************************
 569  *           CreateIC16    (GDI.153)
 570  */
 571 HDC16 WINAPI CreateIC16( LPCSTR driver, LPCSTR device, LPCSTR output,
 572                          const DEVMODE16* initData )
 573 {
 574       /* Nothing special yet for ICs */
 575     return CreateDC16( driver, device, output, initData );
 576 }
 577
 578
 579 /***********************************************************************
 580  *           CreateIC32A    (GDI32.49)
 581  */
 582 HDC32 WINAPI CreateIC32A( LPCSTR driver, LPCSTR device, LPCSTR output,
 583                           const DEVMODE32A* initData )
 584 {
 585       /* Nothing special yet for ICs */
 586     return CreateDC32A( driver, device, output, initData );
 587 }
 588
 589
 590 /***********************************************************************
 591  *           CreateIC32W    (GDI32.50)
 592  */
 593 HDC32 WINAPI CreateIC32W( LPCWSTR driver, LPCWSTR device, LPCWSTR output,
 594                           const DEVMODE32W* initData )
 595 {
 596       /* Nothing special yet for ICs */
 597     return CreateDC32W( driver, device, output, initData );
 598 }
 599
 600
 601 /***********************************************************************
 602  *           CreateCompatibleDC16    (GDI.52)
 603  */
 604 HDC16 WINAPI CreateCompatibleDC16( HDC16 hdc )
 605 {
 606     return (HDC16)CreateCompatibleDC32( hdc );
 607 }
 608
 609
 610 /***********************************************************************
 611  *           CreateCompatibleDC32   (GDI32.31)
 612  */
 613 HDC32 WINAPI CreateCompatibleDC32( HDC32 hdc )
 614 {
 615     DC *dc, *origDC;
 616     HBITMAP32 hbitmap;
 617     const DC_FUNCTIONS *funcs;
 618
 619     if ((origDC = (DC *)GDI_GetObjPtr( hdc, DC_MAGIC ))) funcs = origDC->funcs;
 620     else funcs = DRIVER_FindDriver( "DISPLAY" );
 621     if (!funcs) return 0;
 622
 623     if (!(dc = DC_AllocDC( funcs ))) return 0;
 624
 625     TRACE(dc, "(%04x): returning %04x\n",
 626                hdc, dc->hSelf );
 627
 628       /* Create default bitmap */
 629     if (!(hbitmap = CreateBitmap32( 1, 1, 1, 1, NULL )))
 630     {
 631         GDI_HEAP_FREE( dc->hSelf );
 632         return 0;
 633     }
 634     dc->w.flags        = DC_MEMORY;
 635     dc->w.bitsPerPixel = 1;
 636     dc->w.hBitmap      = hbitmap;
 637     dc->w.hFirstBitmap = hbitmap;
 638
 639     if (dc->funcs->pCreateDC &&
 640         !dc->funcs->pCreateDC( dc, NULL, NULL, NULL, NULL ))
 641     {
 642         WARN(dc, "creation aborted by device\n");
 643         DeleteObject32( hbitmap );
 644         GDI_HEAP_FREE( dc->hSelf );
 645         return 0;
 646     }
 647
 648     DC_InitDC( dc );
 649     GDI_HEAP_UNLOCK( dc->hSelf );
 650     return dc->hSelf;
 651 }
 652
 653
 654 /***********************************************************************
 655  *           DeleteDC16    (GDI.68)
 656  */
 657 BOOL16 WINAPI DeleteDC16( HDC16 hdc )
 658 {
 659     return DeleteDC32( hdc );
 660 }
 661
 662
 663 /***********************************************************************
 664  *           DeleteDC32    (GDI32.67)
 665  */
 666 BOOL32 WINAPI DeleteDC32( HDC32 hdc )
 667 {
 668     DC * dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC );
 669     if (!dc) return FALSE;
 670
 671     TRACE(dc, "%04x\n", hdc );
 672
 673     while (dc->saveLevel)
 674     {
 675         DC * dcs;
 676         HDC16 hdcs = dc->header.hNext;
 677         if (!(dcs = (DC *) GDI_GetObjPtr( hdcs, DC_MAGIC ))) break;
 678         dc->header.hNext = dcs->header.hNext;
 679         dc->saveLevel--;
 680         DeleteDC32( hdcs );
 681     }
 682
 683     if (!(dc->w.flags & DC_SAVED))
 684     {
 685         SelectObject32( hdc, STOCK_BLACK_PEN );
 686         SelectObject32( hdc, STOCK_WHITE_BRUSH );
 687         SelectObject32( hdc, STOCK_SYSTEM_FONT );
 688         if (dc->w.flags & DC_MEMORY) DeleteObject32( dc->w.hFirstBitmap );
 689         if (dc->funcs->pDeleteDC) dc->funcs->pDeleteDC(dc);
 690     }
 691
 692     if (dc->w.hClipRgn) DeleteObject32( dc->w.hClipRgn );
 693     if (dc->w.hVisRgn) DeleteObject32( dc->w.hVisRgn );
 694     if (dc->w.hGCClipRgn) DeleteObject32( dc->w.hGCClipRgn );
 695
 696     PATH_DestroyGdiPath(&dc->w.path);
 697
 698     return GDI_FreeObject( hdc );
 699 }
 700
 701
 702 /***********************************************************************
 703  *           ResetDC16    (GDI.376)
 704  */
 705 HDC16 WINAPI ResetDC16( HDC16 hdc, const DEVMODE16 *devmode )
 706 {
 707     FIXME(dc, "stub\n" );
 708     return hdc;
 709 }
 710
 711
 712 /***********************************************************************
 713  *           ResetDC32A    (GDI32.287)
 714  */
 715 HDC32 WINAPI ResetDC32A( HDC32 hdc, const DEVMODE32A *devmode )
 716 {
 717     FIXME(dc, "stub\n" );
 718     return hdc;
 719 }
 720
 721
 722 /***********************************************************************
 723  *           ResetDC32W    (GDI32.288)
 724  */
 725 HDC32 WINAPI ResetDC32W( HDC32 hdc, const DEVMODE32W *devmode )
 726 {
 727     FIXME(dc, "stub\n" );
 728     return hdc;
 729 }
 730
 731
 732 /***********************************************************************
 733  *           GetDeviceCaps16    (GDI.80)
 734  */
 735 INT16 WINAPI GetDeviceCaps16( HDC16 hdc, INT16 cap )
 736 {
 737     return GetDeviceCaps32( hdc, cap );
 738 }
 739
 740
 741 /***********************************************************************
 742  *           GetDeviceCaps32    (GDI32.171)
 743  */
 744 INT32 WINAPI GetDeviceCaps32( HDC32 hdc, INT32 cap )
 745 {
 746     DC * dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC );
 747     INT32 ret;
 748
 749     if (!dc) return 0;
 750
 751     if ((cap < 0) || (cap > sizeof(DeviceCaps)-sizeof(WORD)))
 752     {
 753       GDI_HEAP_UNLOCK( hdc );
 754       return 0;
 755     }
 756
 757     TRACE(dc, "(%04x,%d): returning %d\n",
 758             hdc, cap, *(WORD *)(((char *)dc->w.devCaps) + cap) );
 759     ret = *(WORD *)(((char *)dc->w.devCaps) + cap);
 760     GDI_HEAP_UNLOCK( hdc );
 761     return ret;
 762 }
 763
 764
 765 /***********************************************************************
 766  *           SetBkColor16    (GDI.1)
 767  */
 768 COLORREF WINAPI SetBkColor16( HDC16 hdc, COLORREF color )
 769 {
 770     return SetBkColor32( hdc, color );
 771 }
 772
 773
 774 /***********************************************************************
 775  *           SetBkColor32    (GDI32.305)
 776  */
 777 COLORREF WINAPI SetBkColor32( HDC32 hdc, COLORREF color )
 778 {
 779     COLORREF oldColor;
 780     DC * dc = DC_GetDCPtr( hdc );
 781
 782     if (!dc) return 0x80000000;
 783     if (dc->funcs->pSetBkColor)
 784         oldColor = dc->funcs->pSetBkColor(dc, color);
 785     else {
 786         oldColor = dc->w.backgroundColor;
 787         dc->w.backgroundColor = color;
 788     }
 789     GDI_HEAP_UNLOCK( hdc );
 790     return oldColor;
 791 }
 792
 793
 794 /***********************************************************************
 795  *           SetTextColor16    (GDI.9)
 796  */
 797 COLORREF WINAPI SetTextColor16( HDC16 hdc, COLORREF color )
 798 {
 799     return SetTextColor32( hdc, color );
 800 }
 801
 802
 803 /***********************************************************************
 804  *           SetTextColor32    (GDI32.338)
 805  */
 806 COLORREF WINAPI SetTextColor32( HDC32 hdc, COLORREF color )
 807 {
 808     COLORREF oldColor;
 809     DC * dc = DC_GetDCPtr( hdc );
 810
 811     if (!dc) return 0x80000000;
 812     if (dc->funcs->pSetTextColor)
 813         oldColor = dc->funcs->pSetTextColor(dc, color);
 814     else {
 815         oldColor = dc->w.textColor;
 816         dc->w.textColor = color;
 817     }
 818     GDI_HEAP_UNLOCK( hdc );
 819     return oldColor;
 820 }
 821
 822
 823 /***********************************************************************
 824  *           SetTextAlign16    (GDI.346)
 825  */
 826 UINT16 WINAPI SetTextAlign16( HDC16 hdc, UINT16 textAlign )
 827 {
 828     return SetTextAlign32( hdc, textAlign );
 829 }
 830
 831
 832 /***********************************************************************
 833  *           SetTextAlign32    (GDI32.336)
 834  */
 835 UINT32 WINAPI SetTextAlign32( HDC32 hdc, UINT32 textAlign )
 836 {
 837     UINT32 prevAlign;
 838     DC * dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC );
 839     if (!dc)
 840     {
 841         if (!(dc = (DC *)GDI_GetObjPtr( hdc, METAFILE_DC_MAGIC ))) return 0;
 842         MF_MetaParam1( dc, META_SETTEXTALIGN, textAlign );
 843         GDI_HEAP_UNLOCK( hdc );
 844         return 1;
 845     }
 846     prevAlign = dc->w.textAlign;
 847     dc->w.textAlign = textAlign;
 848     GDI_HEAP_UNLOCK( hdc );
 849     return prevAlign;
 850 }
 851
 852
 853 /***********************************************************************
 854  *           GetDCOrgEx  (GDI32.168)
 855  */
 856 BOOL32 WINAPI GetDCOrgEx( HDC32 hDC, LPPOINT32 lpp )
 857 {
 858     DC * dc;
 859     X11DRV_PDEVICE *physDev;
 860
 861     if (!lpp) return FALSE;
 862     if (!(dc = (DC *) GDI_GetObjPtr( hDC, DC_MAGIC ))) return FALSE;
 863     physDev = (X11DRV_PDEVICE *)dc->physDev;
 864
 865     if (!(dc->w.flags & DC_MEMORY))
 866     {
 867        Window root;
 868        int w, h, border, depth;
 869        /* FIXME: this is not correct for managed windows */
 870        TSXGetGeometry( display, physDev->drawable, &root,
 871                     &lpp->x, &lpp->y, &w, &h, &border, &depth );
 872     }
 873     else lpp->x = lpp->y = 0;
 874     lpp->x += dc->w.DCOrgX; lpp->y += dc->w.DCOrgY;
 875     GDI_HEAP_UNLOCK( hDC );
 876     return TRUE;
 877 }
 878
 879
 880 /***********************************************************************
 881  *           GetDCOrg    (GDI.79)
 882  */
 883 DWORD WINAPI GetDCOrg( HDC16 hdc )
 884 {
 885     POINT32     pt;
 886     if( GetDCOrgEx( hdc, &pt) )
 887         return MAKELONG( (WORD)pt.x, (WORD)pt.y );
 888     return 0;
 889 }
 890
 891
 892 /***********************************************************************
 893  *           SetDCOrg    (GDI.117)
 894  */
 895 DWORD WINAPI SetDCOrg( HDC16 hdc, INT16 x, INT16 y )
 896 {
 897     DWORD prevOrg;
 898     DC * dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC );
 899     if (!dc) return 0;
 900     prevOrg = dc->w.DCOrgX | (dc->w.DCOrgY << 16);
 901     dc->w.DCOrgX = x;
 902     dc->w.DCOrgY = y;
 903     GDI_HEAP_UNLOCK( hdc );
 904     return prevOrg;
 905 }
 906
 907
 908 /***********************************************************************
 909  *           GetGraphicsMode    (GDI32.188)
 910  */
 911 INT32 WINAPI GetGraphicsMode( HDC32 hdc )
 912 {
 913     DC * dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC );
 914     if (!dc) return 0;
 915     return dc->w.GraphicsMode;
 916 }
 917
 918
 919 /***********************************************************************
 920  *           SetGraphicsMode    (GDI32.317)
 921  */
 922 INT32 WINAPI SetGraphicsMode( HDC32 hdc, INT32 mode )
 923 {
 924     INT32 ret;
 925     DC * dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC );
 926
 927     /* One would think that setting the graphics mode to GM_COMPATIBLE
 928      * would also reset the world transformation matrix to the unity
 929      * matrix. However, in Windows, this is not the case. This doesn't
 930      * make a lot of sense to me, but that's the way it is.
 931      */
 932
 933     if (!dc) return 0;
 934     if ((mode <= 0) || (mode > GM_LAST)) return 0;
 935     ret = dc->w.GraphicsMode;
 936     dc->w.GraphicsMode = mode;
 937     return ret;
 938 }
 939
 940
 941 /***********************************************************************
 942  *           GetArcDirection16    (GDI.524)
 943  */
 944 INT16 WINAPI GetArcDirection16( HDC16 hdc )
 945 {
 946     return GetArcDirection32( (HDC32)hdc );
 947 }
 948
 949
 950 /***********************************************************************
 951  *           GetArcDirection32    (GDI32.141)
 952  */
 953 INT32 WINAPI GetArcDirection32( HDC32 hdc )
 954 {
 955     DC * dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC );
 956
 957     if (!dc)
 958         return 0;
 959
 960     return dc->w.ArcDirection;
 961 }
 962
 963
 964 /***********************************************************************
 965  *           SetArcDirection16    (GDI.525)
 966  */
 967 INT16 WINAPI SetArcDirection16( HDC16 hdc, INT16 nDirection )
 968 {
 969     return SetArcDirection32( (HDC32)hdc, (INT32)nDirection );
 970 }
 971
 972
 973 /***********************************************************************
 974  *           SetArcDirection32    (GDI32.302)
 975  */
 976 INT32 WINAPI SetArcDirection32( HDC32 hdc, INT32 nDirection )
 977 {
 978     DC * dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC );
 979     INT32 nOldDirection;
 980
 981     if (!dc)
 982         return 0;
 983
 984     if (nDirection!=AD_COUNTERCLOCKWISE && nDirection!=AD_CLOCKWISE)
 985     {
 986         SetLastError(ERROR_INVALID_PARAMETER);
 987         return 0;
 988     }
 989
 990     nOldDirection = dc->w.ArcDirection;
 991     dc->w.ArcDirection = nDirection;
 992
 993     return nOldDirection;
 994 }
 995
 996
 997 /***********************************************************************
 998  *           GetWorldTransform    (GDI32.244)
 999  */
1000 BOOL32 WINAPI GetWorldTransform( HDC32 hdc, LPXFORM xform )
1001 {
1002     DC * dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC );
1003
1004     if (!dc)
1005         return FALSE;
1006     if (!xform)
1007         return FALSE;
1008
1009     *xform = dc->w.xformWorld2Wnd;
1010
1011     return TRUE;
1012 }
1013
1014
1015 /***********************************************************************
1016  *           SetWorldTransform    (GDI32.346)
1017  */
1018 BOOL32 WINAPI SetWorldTransform( HDC32 hdc, const XFORM *xform )
1019 {
1020     DC * dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC );
1021
1022     if (!dc)
1023     {
1024         SetLastError( ERROR_INVALID_HANDLE );
1025         return FALSE;
1026     }
1027
1028     if (!xform)
1029         return FALSE;
1030
1031     /* Check that graphics mode is GM_ADVANCED */
1032     if (dc->w.GraphicsMode!=GM_ADVANCED)
1033        return FALSE;
1034
1035     dc->w.xformWorld2Wnd = *xform;
1036
1037     DC_UpdateXforms( dc );
1038
1039     return TRUE;
1040 }
1041
1042
1043 /****************************************************************************
1044  * ModifyWorldTransform [GDI32.253]
1045  * Modifies the world transformation for a device context.
1046  *
1047  * PARAMS
1048  *    hdc   [I] Handle to device context
1049  *    xform [I] XFORM structure that will be used to modify the world
1050  *              transformation
1051  *    iMode [I] Specifies in what way to modify the world transformation
1052  *              Possible values:
1053  *              MWT_IDENTITY
1054  *                 Resets the world transformation to the identity matrix.
1055  *                 The parameter xform is ignored.
1056  *              MWT_LEFTMULTIPLY
1057  *                 Multiplies xform into the world transformation matrix from
1058  *                 the left.
1059  *              MWT_RIGHTMULTIPLY
1060  *                 Multiplies xform into the world transformation matrix from
1061  *                 the right.
1062  *
1063  * RETURNS STD
1064  */
1065 BOOL32 WINAPI ModifyWorldTransform( HDC32 hdc, const XFORM *xform,
1066     DWORD iMode )
1067 {
1068     DC * dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC );
1069
1070     /* Check for illegal parameters */
1071     if (!dc)
1072     {
1073         SetLastError( ERROR_INVALID_HANDLE );
1074         return FALSE;
1075     }
1076     if (!xform)
1077         return FALSE;
1078
1079     /* Check that graphics mode is GM_ADVANCED */
1080     if (dc->w.GraphicsMode!=GM_ADVANCED)
1081        return FALSE;
1082
1083     switch (iMode)
1084     {
1085         case MWT_IDENTITY:
1086             dc->w.xformWorld2Wnd.eM11 = 1.0f;
1087             dc->w.xformWorld2Wnd.eM12 = 0.0f;
1088             dc->w.xformWorld2Wnd.eM21 = 0.0f;
1089             dc->w.xformWorld2Wnd.eM22 = 1.0f;
1090             dc->w.xformWorld2Wnd.eDx  = 0.0f;
1091             dc->w.xformWorld2Wnd.eDy  = 0.0f;
1092             break;
1093         case MWT_LEFTMULTIPLY:
1094             CombineTransform( &dc->w.xformWorld2Wnd, xform,
1095                 &dc->w.xformWorld2Wnd );
1096             break;
1097         case MWT_RIGHTMULTIPLY:
1098             CombineTransform( &dc->w.xformWorld2Wnd, &dc->w.xformWorld2Wnd,
1099                 xform );
1100             break;
1101         default:
1102             return FALSE;
1103     }
1104
1105     DC_UpdateXforms( dc );
1106
1107     return TRUE;
1108 }
1109
1110
1111 /****************************************************************************
1112  * CombineTransform [GDI32.20]
1113  * Combines two transformation matrices.
1114  *
1115  * PARAMS
1116  *    xformResult [O] Stores the result of combining the two matrices
1117  *    xform1      [I] Specifies the first matrix to apply
1118  *    xform2      [I] Specifies the second matrix to apply
1119  *
1120  * REMARKS
1121  *    The same matrix can be passed in for more than one of the parameters.
1122  *
1123  * RETURNS STD
1124  */
1125 BOOL32 WINAPI CombineTransform( LPXFORM xformResult, const XFORM *xform1,
1126     const XFORM *xform2 )
1127 {
1128     XFORM xformTemp;
1129
1130     /* Check for illegal parameters */
1131     if (!xformResult || !xform1 || !xform2)
1132         return FALSE;
1133
1134     /* Create the result in a temporary XFORM, since xformResult may be
1135      * equal to xform1 or xform2 */
1136     xformTemp.eM11 = xform1->eM11 * xform2->eM11 +
1137                      xform1->eM12 * xform2->eM21;
1138     xformTemp.eM12 = xform1->eM11 * xform2->eM12 +
1139                      xform1->eM12 * xform2->eM22;
1140     xformTemp.eM21 = xform1->eM21 * xform2->eM11 +
1141                      xform1->eM22 * xform2->eM21;
1142     xformTemp.eM22 = xform1->eM21 * xform2->eM12 +
1143                      xform1->eM22 * xform2->eM22;
1144     xformTemp.eDx  = xform1->eDx  * xform2->eM11 +
1145                      xform1->eDy  * xform2->eM21 +
1146                      xform2->eDx;
1147     xformTemp.eDy  = xform1->eDx  * xform2->eM12 +
1148                      xform1->eDy  * xform2->eM22 +
1149                      xform2->eDy;
1150
1151     /* Copy the result to xformResult */
1152     *xformResult = xformTemp;
1153
1154     return TRUE;
1155 }
1156
1157
1158 /***********************************************************************
1159  *           SetDCHook   (GDI.190)
1160  */
1161 BOOL16 WINAPI SetDCHook( HDC16 hdc, FARPROC16 hookProc, DWORD dwHookData )
1162 {
1163     DC *dc = (DC *)GDI_GetObjPtr( hdc, DC_MAGIC );
1164
1165     TRACE(dc, "hookProc %08x, default is %08x\n",
1166                 (UINT32)hookProc, (UINT32)DCHook );
1167
1168     if (!dc) return FALSE;
1169     dc->hookProc = hookProc;
1170     dc->dwHookData = dwHookData;
1171     GDI_HEAP_UNLOCK( hdc );
1172     return TRUE;
1173 }
1174
1175
1176 /***********************************************************************
1177  *           GetDCHook   (GDI.191)
1178  */
1179 DWORD WINAPI GetDCHook( HDC16 hdc, FARPROC16 *phookProc )
1180 {
1181     DC *dc = (DC *)GDI_GetObjPtr( hdc, DC_MAGIC );
1182     if (!dc) return 0;
1183     *phookProc = dc->hookProc;
1184     GDI_HEAP_UNLOCK( hdc );
1185     return dc->dwHookData;
1186 }
1187
1188
1189 /***********************************************************************
1190  *           SetHookFlags       (GDI.192)
1191  */
1192 WORD WINAPI SetHookFlags(HDC16 hDC, WORD flags)
1193 {
1194     DC* dc = (DC*)GDI_GetObjPtr( hDC, DC_MAGIC );
1195
1196     if( dc )
1197     {
1198         WORD wRet = dc->w.flags & DC_DIRTY;
1199
1200         /* "Undocumented Windows" info is slightly confusing.
1201          */
1202
1203         TRACE(dc,"hDC %04x, flags %04x\n",hDC,flags);
1204
1205         if( flags & DCHF_INVALIDATEVISRGN )
1206             dc->w.flags |= DC_DIRTY;
1207         else if( flags & DCHF_VALIDATEVISRGN || !flags )
1208             dc->w.flags &= ~DC_DIRTY;
1209         GDI_HEAP_UNLOCK( hDC );
1210         return wRet;
1211     }
1212     return 0;
1213 }
1214
1215 /***********************************************************************
1216  *           SetICMMode    (GDI32.318)
1217  */
1218 INT32 WINAPI SetICMMode(HDC32 hdc, INT32 iEnableICM)
1219 {
1220 /*FIXME  Asuming that ICM is always off, and cannot be turned on */
1221     if (iEnableICM == ICM_OFF) return ICM_OFF;
1222     if (iEnableICM == ICM_ON) return 0;
1223     if (iEnableICM == ICM_QUERY) return ICM_OFF;
1224     return 0;
1225 }
1226
1227
1228 /***********************************************************************
1229  *           GetColorSpace    (GDI32.165)
1230  */
1231 HCOLORSPACE32 WINAPI GetColorSpace(HDC32 hdc)
1232 {
1233 /*FIXME    Need to to whatever GetColorSpace actually does */
1234     return 0;
1235 }
1236
1237 /***********************************************************************
1238  *           GetBoundsRect16    (GDI.194)
1239  */
1240 UINT16 WINAPI GetBoundsRect16(HDC16 hdc, LPRECT16 rect, UINT16 flags)
1241 {
1242     return DCB_RESET | DCB_DISABLE; /* bounding rectangle always empty and disabled*/
1243 }
1244
1245 /***********************************************************************
1246  *           GetBoundsRect32    (GDI32.147)
1247  */
1248 UINT32 WINAPI GetBoundsRect32(HDC32 hdc, LPRECT32 rect, UINT32 flags)
1249 {
1250     FIXME(dc, "(): stub\n");
1251     return DCB_RESET;   /* bounding rectangle always empty */
1252 }
1253
1254 /***********************************************************************
1255  *           SetBoundsRect16    (GDI.193)
1256  */
1257 UINT16 WINAPI SetBoundsRect16(HDC16 hdc, const RECT16* rect, UINT16 flags)
1258 {
1259     if ( (flags & DCB_ACCUMULATE) || (flags & DCB_ENABLE) )
1260         FIXME( dc, "(%04x, %p, %04x): stub\n", hdc, rect, flags );
1261
1262     return DCB_RESET | DCB_DISABLE; /* bounding rectangle always empty and disabled*/
1263 }
1264
1265 /***********************************************************************
1266  *           SetBoundsRect32    (GDI32.307)
1267  */
1268 UINT32 WINAPI SetBoundsRect32(HDC32 hdc, const RECT32* rect, UINT32 flags)
1269 {
1270     FIXME(dc, "(): stub\n");
1271     return DCB_DISABLE;   /* bounding rectangle always empty */
1272 }
1273
1274 /***********************************************************************
1275  *           Death    (GDI.121)
1276  *
1277  * Disables GDI, switches back to text mode.
1278  * We don't have to do anything here,
1279  * just let console support handle everything
1280  */
1281 void WINAPI Death(HDC16 hDC)
1282 {
1283     MSG("Death(%04x) called. Application enters text mode...\n", hDC);
1284 }
1285
1286 /***********************************************************************
1287  *           Resurrection    (GDI.122)
1288  *
1289  * Restores GDI functionality
1290  */
1291 void WINAPI Resurrection(HDC16 hDC,
1292                            WORD w1, WORD w2, WORD w3, WORD w4, WORD w5, WORD w6)
1293 {
1294     MSG("Resurrection(%04x, %04x, %04x, %04x, %04x, %04x, %04x) called. Application left text mode.\n", hDC, w1, w2, w3, w4, w5, w6);
1295 }