Added some defines for Crypt{Get/Set}KeyParam.
[wine.git] / dlls / gdi / dc.c
blob43e58455dfd1dc8ebe941e8c8d4fe0b957d2596d
1 /*
2 * GDI Device Context functions
4 * Copyright 1993 Alexandre Julliard
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.
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.
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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 #include "config.h"
23 #include <stdarg.h>
24 #include <stdlib.h>
25 #include <string.h>
26 #include "windef.h"
27 #include "winbase.h"
28 #include "wingdi.h"
29 #include "winreg.h"
30 #include "winternl.h"
31 #include "winerror.h"
32 #include "wownt32.h"
33 #include "wine/winuser16.h"
34 #include "gdi.h"
35 #include "gdi_private.h"
36 #include "wine/unicode.h"
37 #include "wine/debug.h"
39 WINE_DEFAULT_DEBUG_CHANNEL(dc);
41 static BOOL DC_DeleteObject( HGDIOBJ handle, void *obj );
43 static const struct gdi_obj_funcs dc_funcs =
45 NULL, /* pSelectObject */
46 NULL, /* pGetObject16 */
47 NULL, /* pGetObjectA */
48 NULL, /* pGetObjectW */
49 NULL, /* pUnrealizeObject */
50 DC_DeleteObject /* pDeleteObject */
53 /***********************************************************************
54 * DC_AllocDC
56 DC *DC_AllocDC( const DC_FUNCTIONS *funcs, WORD magic )
58 HDC hdc;
59 DC *dc;
61 if (!(dc = GDI_AllocObject( sizeof(*dc), magic, (HGDIOBJ*)&hdc, &dc_funcs ))) return NULL;
63 dc->hSelf = hdc;
64 dc->funcs = funcs;
65 dc->physDev = NULL;
66 dc->saveLevel = 0;
67 dc->dwHookData = 0;
68 dc->hookProc = NULL;
69 dc->hookThunk = NULL;
70 dc->wndOrgX = 0;
71 dc->wndOrgY = 0;
72 dc->wndExtX = 1;
73 dc->wndExtY = 1;
74 dc->vportOrgX = 0;
75 dc->vportOrgY = 0;
76 dc->vportExtX = 1;
77 dc->vportExtY = 1;
78 dc->flags = 0;
79 dc->hClipRgn = 0;
80 dc->hVisRgn = 0;
81 dc->hPen = GetStockObject( BLACK_PEN );
82 dc->hBrush = GetStockObject( WHITE_BRUSH );
83 dc->hFont = GetStockObject( SYSTEM_FONT );
84 dc->hBitmap = 0;
85 dc->hDevice = 0;
86 dc->hPalette = GetStockObject( DEFAULT_PALETTE );
87 dc->gdiFont = 0;
88 dc->ROPmode = R2_COPYPEN;
89 dc->polyFillMode = ALTERNATE;
90 dc->stretchBltMode = BLACKONWHITE;
91 dc->relAbsMode = ABSOLUTE;
92 dc->backgroundMode = OPAQUE;
93 dc->backgroundColor = RGB( 255, 255, 255 );
94 dc->dcBrushColor = RGB( 255, 255, 255 );
95 dc->dcPenColor = RGB( 0, 0, 0 );
96 dc->textColor = RGB( 0, 0, 0 );
97 dc->brushOrgX = 0;
98 dc->brushOrgY = 0;
99 dc->textAlign = TA_LEFT | TA_TOP | TA_NOUPDATECP;
100 dc->charExtra = 0;
101 dc->breakExtra = 0;
102 dc->breakRem = 0;
103 dc->MapMode = MM_TEXT;
104 dc->GraphicsMode = GM_COMPATIBLE;
105 dc->pAbortProc = NULL;
106 dc->CursPosX = 0;
107 dc->CursPosY = 0;
108 dc->ArcDirection = AD_COUNTERCLOCKWISE;
109 dc->xformWorld2Wnd.eM11 = 1.0f;
110 dc->xformWorld2Wnd.eM12 = 0.0f;
111 dc->xformWorld2Wnd.eM21 = 0.0f;
112 dc->xformWorld2Wnd.eM22 = 1.0f;
113 dc->xformWorld2Wnd.eDx = 0.0f;
114 dc->xformWorld2Wnd.eDy = 0.0f;
115 dc->xformWorld2Vport = dc->xformWorld2Wnd;
116 dc->xformVport2World = dc->xformWorld2Wnd;
117 dc->vport2WorldValid = TRUE;
118 dc->BoundsRect.left = 0;
119 dc->BoundsRect.top = 0;
120 dc->BoundsRect.right = 0;
121 dc->BoundsRect.bottom = 0;
122 PATH_InitGdiPath(&dc->path);
123 return dc;
128 /***********************************************************************
129 * DC_GetDCPtr
131 DC *DC_GetDCPtr( HDC hdc )
133 GDIOBJHDR *ptr = GDI_GetObjPtr( hdc, MAGIC_DONTCARE );
134 if (!ptr) return NULL;
135 if ((GDIMAGIC(ptr->wMagic) == DC_MAGIC) ||
136 (GDIMAGIC(ptr->wMagic) == MEMORY_DC_MAGIC) ||
137 (GDIMAGIC(ptr->wMagic) == METAFILE_DC_MAGIC) ||
138 (GDIMAGIC(ptr->wMagic) == ENHMETAFILE_DC_MAGIC))
139 return (DC *)ptr;
140 GDI_ReleaseObj( hdc );
141 SetLastError( ERROR_INVALID_HANDLE );
142 return NULL;
145 /***********************************************************************
146 * DC_GetDCUpdate
148 * Retrieve a DC ptr while making sure the visRgn is updated.
149 * This function may call up to USER so the GDI lock should _not_
150 * be held when calling it.
152 DC *DC_GetDCUpdate( HDC hdc )
154 DC *dc = DC_GetDCPtr( hdc );
155 if (!dc) return NULL;
156 while (dc->flags & DC_DIRTY)
158 DCHOOKPROC proc = dc->hookThunk;
159 dc->flags &= ~DC_DIRTY;
160 if (proc)
162 DWORD data = dc->dwHookData;
163 GDI_ReleaseObj( hdc );
164 proc( HDC_16(hdc), DCHC_INVALIDVISRGN, data, 0 );
165 if (!(dc = DC_GetDCPtr( hdc ))) break;
166 /* otherwise restart the loop in case it became dirty again in the meantime */
169 return dc;
173 /***********************************************************************
174 * DC_DeleteObject
176 static BOOL DC_DeleteObject( HGDIOBJ handle, void *obj )
178 GDI_ReleaseObj( handle );
179 return DeleteDC( handle );
183 /***********************************************************************
184 * DC_InitDC
186 * Setup device-specific DC values for a newly created DC.
188 void DC_InitDC( DC* dc )
190 if (dc->funcs->pRealizeDefaultPalette) dc->funcs->pRealizeDefaultPalette( dc->physDev );
191 SetTextColor( dc->hSelf, dc->textColor );
192 SetBkColor( dc->hSelf, dc->backgroundColor );
193 SelectObject( dc->hSelf, dc->hPen );
194 SelectObject( dc->hSelf, dc->hBrush );
195 SelectObject( dc->hSelf, dc->hFont );
196 CLIPPING_UpdateGCRegion( dc );
200 /***********************************************************************
201 * DC_InvertXform
203 * Computes the inverse of the transformation xformSrc and stores it to
204 * xformDest. Returns TRUE if successful or FALSE if the xformSrc matrix
205 * is singular.
207 static BOOL DC_InvertXform( const XFORM *xformSrc, XFORM *xformDest )
209 FLOAT determinant;
211 determinant = xformSrc->eM11*xformSrc->eM22 -
212 xformSrc->eM12*xformSrc->eM21;
213 if (determinant > -1e-12 && determinant < 1e-12)
214 return FALSE;
216 xformDest->eM11 = xformSrc->eM22 / determinant;
217 xformDest->eM12 = -xformSrc->eM12 / determinant;
218 xformDest->eM21 = -xformSrc->eM21 / determinant;
219 xformDest->eM22 = xformSrc->eM11 / determinant;
220 xformDest->eDx = -xformSrc->eDx * xformDest->eM11 -
221 xformSrc->eDy * xformDest->eM21;
222 xformDest->eDy = -xformSrc->eDx * xformDest->eM12 -
223 xformSrc->eDy * xformDest->eM22;
225 return TRUE;
229 /***********************************************************************
230 * DC_UpdateXforms
232 * Updates the xformWorld2Vport, xformVport2World and vport2WorldValid
233 * fields of the specified DC by creating a transformation that
234 * represents the current mapping mode and combining it with the DC's
235 * world transform. This function should be called whenever the
236 * parameters associated with the mapping mode (window and viewport
237 * extents and origins) or the world transform change.
239 void DC_UpdateXforms( DC *dc )
241 XFORM xformWnd2Vport, oldworld2vport;
242 FLOAT scaleX, scaleY;
244 /* Construct a transformation to do the window-to-viewport conversion */
245 scaleX = (FLOAT)dc->vportExtX / (FLOAT)dc->wndExtX;
246 scaleY = (FLOAT)dc->vportExtY / (FLOAT)dc->wndExtY;
247 xformWnd2Vport.eM11 = scaleX;
248 xformWnd2Vport.eM12 = 0.0;
249 xformWnd2Vport.eM21 = 0.0;
250 xformWnd2Vport.eM22 = scaleY;
251 xformWnd2Vport.eDx = (FLOAT)dc->vportOrgX -
252 scaleX * (FLOAT)dc->wndOrgX;
253 xformWnd2Vport.eDy = (FLOAT)dc->vportOrgY -
254 scaleY * (FLOAT)dc->wndOrgY;
256 oldworld2vport = dc->xformWorld2Vport;
257 /* Combine with the world transformation */
258 CombineTransform( &dc->xformWorld2Vport, &dc->xformWorld2Wnd,
259 &xformWnd2Vport );
261 /* Create inverse of world-to-viewport transformation */
262 dc->vport2WorldValid = DC_InvertXform( &dc->xformWorld2Vport,
263 &dc->xformVport2World );
265 /* Reselect the font back into the dc so that the font size
266 gets updated. */
267 if(memcmp(&oldworld2vport, &dc->xformWorld2Vport, sizeof(oldworld2vport)))
268 SelectObject(dc->hSelf, GetCurrentObject(dc->hSelf, OBJ_FONT));
272 /***********************************************************************
273 * GetDCState (Not a Windows API)
275 HDC WINAPI GetDCState( HDC hdc )
277 DC * newdc, * dc;
278 HGDIOBJ handle;
280 if (!(dc = DC_GetDCPtr( hdc ))) return 0;
281 if (!(newdc = GDI_AllocObject( sizeof(DC), GDIMAGIC(dc->header.wMagic), &handle, &dc_funcs )))
283 GDI_ReleaseObj( hdc );
284 return 0;
286 TRACE("(%p): returning %p\n", hdc, handle );
288 newdc->flags = dc->flags | DC_SAVED;
289 newdc->hPen = dc->hPen;
290 newdc->hBrush = dc->hBrush;
291 newdc->hFont = dc->hFont;
292 newdc->hBitmap = dc->hBitmap;
293 newdc->hDevice = dc->hDevice;
294 newdc->hPalette = dc->hPalette;
295 newdc->ROPmode = dc->ROPmode;
296 newdc->polyFillMode = dc->polyFillMode;
297 newdc->stretchBltMode = dc->stretchBltMode;
298 newdc->relAbsMode = dc->relAbsMode;
299 newdc->backgroundMode = dc->backgroundMode;
300 newdc->backgroundColor = dc->backgroundColor;
301 newdc->textColor = dc->textColor;
302 newdc->dcBrushColor = dc->dcBrushColor;
303 newdc->dcPenColor = dc->dcPenColor;
304 newdc->brushOrgX = dc->brushOrgX;
305 newdc->brushOrgY = dc->brushOrgY;
306 newdc->textAlign = dc->textAlign;
307 newdc->charExtra = dc->charExtra;
308 newdc->breakExtra = dc->breakExtra;
309 newdc->breakRem = dc->breakRem;
310 newdc->MapMode = dc->MapMode;
311 newdc->GraphicsMode = dc->GraphicsMode;
312 newdc->CursPosX = dc->CursPosX;
313 newdc->CursPosY = dc->CursPosY;
314 newdc->ArcDirection = dc->ArcDirection;
315 newdc->xformWorld2Wnd = dc->xformWorld2Wnd;
316 newdc->xformWorld2Vport = dc->xformWorld2Vport;
317 newdc->xformVport2World = dc->xformVport2World;
318 newdc->vport2WorldValid = dc->vport2WorldValid;
319 newdc->wndOrgX = dc->wndOrgX;
320 newdc->wndOrgY = dc->wndOrgY;
321 newdc->wndExtX = dc->wndExtX;
322 newdc->wndExtY = dc->wndExtY;
323 newdc->vportOrgX = dc->vportOrgX;
324 newdc->vportOrgY = dc->vportOrgY;
325 newdc->vportExtX = dc->vportExtX;
326 newdc->vportExtY = dc->vportExtY;
327 newdc->BoundsRect = dc->BoundsRect;
329 newdc->hSelf = (HDC)handle;
330 newdc->saveLevel = 0;
332 PATH_InitGdiPath( &newdc->path );
334 newdc->pAbortProc = NULL;
335 newdc->hookThunk = NULL;
336 newdc->hookProc = 0;
338 /* Get/SetDCState() don't change hVisRgn field ("Undoc. Windows" p.559). */
340 newdc->hVisRgn = 0;
341 if (dc->hClipRgn)
343 newdc->hClipRgn = CreateRectRgn( 0, 0, 0, 0 );
344 CombineRgn( newdc->hClipRgn, dc->hClipRgn, 0, RGN_COPY );
346 else
347 newdc->hClipRgn = 0;
349 if(dc->gdiFont) {
350 newdc->gdiFont = dc->gdiFont;
351 } else
352 newdc->gdiFont = 0;
354 GDI_ReleaseObj( handle );
355 GDI_ReleaseObj( hdc );
356 return handle;
360 /***********************************************************************
361 * SetDCState (Not a Windows API)
363 void WINAPI SetDCState( HDC hdc, HDC hdcs )
365 DC *dc, *dcs;
367 if (!(dc = DC_GetDCUpdate( hdc ))) return;
368 if (!(dcs = DC_GetDCPtr( hdcs )))
370 GDI_ReleaseObj( hdc );
371 return;
373 if (!dcs->flags & DC_SAVED)
375 GDI_ReleaseObj( hdc );
376 GDI_ReleaseObj( hdcs );
377 return;
379 TRACE("%p %p\n", hdc, hdcs );
381 dc->flags = dcs->flags & ~(DC_SAVED | DC_DIRTY);
382 dc->hDevice = dcs->hDevice;
383 dc->ROPmode = dcs->ROPmode;
384 dc->polyFillMode = dcs->polyFillMode;
385 dc->stretchBltMode = dcs->stretchBltMode;
386 dc->relAbsMode = dcs->relAbsMode;
387 dc->backgroundMode = dcs->backgroundMode;
388 dc->backgroundColor = dcs->backgroundColor;
389 dc->textColor = dcs->textColor;
390 dc->dcBrushColor = dcs->dcBrushColor;
391 dc->dcPenColor = dcs->dcPenColor;
392 dc->brushOrgX = dcs->brushOrgX;
393 dc->brushOrgY = dcs->brushOrgY;
394 dc->textAlign = dcs->textAlign;
395 dc->charExtra = dcs->charExtra;
396 dc->breakExtra = dcs->breakExtra;
397 dc->breakRem = dcs->breakRem;
398 dc->MapMode = dcs->MapMode;
399 dc->GraphicsMode = dcs->GraphicsMode;
400 dc->CursPosX = dcs->CursPosX;
401 dc->CursPosY = dcs->CursPosY;
402 dc->ArcDirection = dcs->ArcDirection;
403 dc->xformWorld2Wnd = dcs->xformWorld2Wnd;
404 dc->xformWorld2Vport = dcs->xformWorld2Vport;
405 dc->xformVport2World = dcs->xformVport2World;
406 dc->vport2WorldValid = dcs->vport2WorldValid;
407 dc->BoundsRect = dcs->BoundsRect;
409 dc->wndOrgX = dcs->wndOrgX;
410 dc->wndOrgY = dcs->wndOrgY;
411 dc->wndExtX = dcs->wndExtX;
412 dc->wndExtY = dcs->wndExtY;
413 dc->vportOrgX = dcs->vportOrgX;
414 dc->vportOrgY = dcs->vportOrgY;
415 dc->vportExtX = dcs->vportExtX;
416 dc->vportExtY = dcs->vportExtY;
418 if (dcs->hClipRgn)
420 if (!dc->hClipRgn) dc->hClipRgn = CreateRectRgn( 0, 0, 0, 0 );
421 CombineRgn( dc->hClipRgn, dcs->hClipRgn, 0, RGN_COPY );
423 else
425 if (dc->hClipRgn) DeleteObject( dc->hClipRgn );
426 dc->hClipRgn = 0;
428 CLIPPING_UpdateGCRegion( dc );
430 SelectObject( hdc, dcs->hBitmap );
431 SelectObject( hdc, dcs->hBrush );
432 SelectObject( hdc, dcs->hFont );
433 SelectObject( hdc, dcs->hPen );
434 SetBkColor( hdc, dcs->backgroundColor);
435 SetTextColor( hdc, dcs->textColor);
436 GDISelectPalette( hdc, dcs->hPalette, FALSE );
437 GDI_ReleaseObj( hdcs );
438 GDI_ReleaseObj( hdc );
442 /***********************************************************************
443 * GetDCState (GDI.179)
445 HDC16 WINAPI GetDCState16( HDC16 hdc )
447 return HDC_16( GetDCState( HDC_32(hdc) ));
451 /***********************************************************************
452 * SetDCState (GDI.180)
454 void WINAPI SetDCState16( HDC16 hdc, HDC16 hdcs )
456 SetDCState( HDC_32(hdc), HDC_32(hdcs) );
460 /***********************************************************************
461 * SaveDC (GDI32.@)
463 INT WINAPI SaveDC( HDC hdc )
465 HDC hdcs;
466 DC * dc, * dcs;
467 INT ret;
469 dc = DC_GetDCPtr( hdc );
470 if (!dc) return 0;
472 if(dc->funcs->pSaveDC)
474 ret = dc->funcs->pSaveDC( dc->physDev );
475 GDI_ReleaseObj( hdc );
476 return ret;
479 if (!(hdcs = GetDCState( hdc )))
481 GDI_ReleaseObj( hdc );
482 return 0;
484 dcs = DC_GetDCPtr( hdcs );
486 /* Copy path. The reason why path saving / restoring is in SaveDC/
487 * RestoreDC and not in GetDCState/SetDCState is that the ...DCState
488 * functions are only in Win16 (which doesn't have paths) and that
489 * SetDCState doesn't allow us to signal an error (which can happen
490 * when copying paths).
492 if (!PATH_AssignGdiPath( &dcs->path, &dc->path ))
494 GDI_ReleaseObj( hdc );
495 GDI_ReleaseObj( hdcs );
496 DeleteDC( hdcs );
497 return 0;
500 dcs->header.hNext = dc->header.hNext;
501 dc->header.hNext = HDC_16(hdcs);
502 TRACE("(%p): returning %d\n", hdc, dc->saveLevel+1 );
503 ret = ++dc->saveLevel;
504 GDI_ReleaseObj( hdcs );
505 GDI_ReleaseObj( hdc );
506 return ret;
510 /***********************************************************************
511 * RestoreDC (GDI32.@)
513 BOOL WINAPI RestoreDC( HDC hdc, INT level )
515 DC * dc, * dcs;
516 BOOL success;
518 TRACE("%p %d\n", hdc, level );
519 dc = DC_GetDCUpdate( hdc );
520 if(!dc) return FALSE;
521 if(dc->funcs->pRestoreDC)
523 success = dc->funcs->pRestoreDC( dc->physDev, level );
524 GDI_ReleaseObj( hdc );
525 return success;
528 if (level == -1) level = dc->saveLevel;
529 if ((level < 1)
530 /* This pair of checks disagrees with MSDN "Platform SDK:
531 Windows GDI" July 2000 which says all negative values
532 for level will be interpreted as an instance relative
533 to the current state. Restricting it to just -1 does
534 not satisfy this */
535 || (level > dc->saveLevel))
537 GDI_ReleaseObj( hdc );
538 return FALSE;
541 success=TRUE;
542 while (dc->saveLevel >= level)
544 HDC hdcs = HDC_32(dc->header.hNext);
545 if (!(dcs = DC_GetDCPtr( hdcs )))
547 GDI_ReleaseObj( hdc );
548 return FALSE;
550 dc->header.hNext = dcs->header.hNext;
551 if (--dc->saveLevel < level)
553 SetDCState( hdc, hdcs );
554 if (!PATH_AssignGdiPath( &dc->path, &dcs->path ))
555 /* FIXME: This might not be quite right, since we're
556 * returning FALSE but still destroying the saved DC state */
557 success=FALSE;
559 GDI_ReleaseObj( hdcs );
560 GDI_ReleaseObj( hdc );
561 DeleteDC( hdcs );
562 if (!(dc = DC_GetDCPtr( hdc ))) return FALSE;
564 GDI_ReleaseObj( hdc );
565 return success;
569 /***********************************************************************
570 * CreateDCW (GDI32.@)
572 HDC WINAPI CreateDCW( LPCWSTR driver, LPCWSTR device, LPCWSTR output,
573 const DEVMODEW *initData )
575 HDC hdc;
576 DC * dc;
577 const DC_FUNCTIONS *funcs;
578 WCHAR buf[300];
580 GDI_CheckNotLock();
582 if (!device || !DRIVER_GetDriverName( device, buf, 300 ))
584 if (!driver) return 0;
585 strcpyW(buf, driver);
588 if (!(funcs = DRIVER_load_driver( buf )))
590 ERR( "no driver found for %s\n", debugstr_w(buf) );
591 return 0;
593 if (!(dc = DC_AllocDC( funcs, DC_MAGIC )))
595 DRIVER_release_driver( funcs );
596 return 0;
598 hdc = dc->hSelf;
600 dc->hBitmap = GetStockObject( DEFAULT_BITMAP );
602 TRACE("(driver=%s, device=%s, output=%s): returning %p\n",
603 debugstr_w(driver), debugstr_w(device), debugstr_w(output), dc->hSelf );
605 if (dc->funcs->pCreateDC &&
606 !dc->funcs->pCreateDC( hdc, &dc->physDev, buf, device, output, initData ))
608 WARN("creation aborted by device\n" );
609 GDI_FreeObject( dc->hSelf, dc );
610 DRIVER_release_driver( funcs );
611 return 0;
614 dc->hVisRgn = CreateRectRgn( 0, 0, GetDeviceCaps( hdc, HORZRES ),
615 GetDeviceCaps( hdc, VERTRES ) );
617 DC_InitDC( dc );
618 GDI_ReleaseObj( hdc );
619 return hdc;
623 /***********************************************************************
624 * CreateDCA (GDI32.@)
626 HDC WINAPI CreateDCA( LPCSTR driver, LPCSTR device, LPCSTR output,
627 const DEVMODEA *initData )
629 UNICODE_STRING driverW, deviceW, outputW;
630 DEVMODEW *initDataW;
631 HDC ret;
633 if (driver) RtlCreateUnicodeStringFromAsciiz(&driverW, driver);
634 else driverW.Buffer = NULL;
636 if (device) RtlCreateUnicodeStringFromAsciiz(&deviceW, device);
637 else deviceW.Buffer = NULL;
639 if (output) RtlCreateUnicodeStringFromAsciiz(&outputW, output);
640 else outputW.Buffer = NULL;
642 if (initData) initDataW = GdiConvertToDevmodeW(initData);
643 else initDataW = NULL;
645 ret = CreateDCW( driverW.Buffer, deviceW.Buffer, outputW.Buffer, initDataW );
647 RtlFreeUnicodeString(&driverW);
648 RtlFreeUnicodeString(&deviceW);
649 RtlFreeUnicodeString(&outputW);
650 if (initDataW) HeapFree(GetProcessHeap(), 0, initDataW);
651 return ret;
655 /***********************************************************************
656 * CreateICA (GDI32.@)
658 HDC WINAPI CreateICA( LPCSTR driver, LPCSTR device, LPCSTR output,
659 const DEVMODEA* initData )
661 /* Nothing special yet for ICs */
662 return CreateDCA( driver, device, output, initData );
666 /***********************************************************************
667 * CreateICW (GDI32.@)
669 HDC WINAPI CreateICW( LPCWSTR driver, LPCWSTR device, LPCWSTR output,
670 const DEVMODEW* initData )
672 /* Nothing special yet for ICs */
673 return CreateDCW( driver, device, output, initData );
677 /***********************************************************************
678 * CreateCompatibleDC (GDI32.@)
680 HDC WINAPI CreateCompatibleDC( HDC hdc )
682 DC *dc, *origDC;
683 const DC_FUNCTIONS *funcs;
684 PHYSDEV physDev;
686 GDI_CheckNotLock();
688 if ((origDC = GDI_GetObjPtr( hdc, DC_MAGIC )))
690 funcs = origDC->funcs;
691 physDev = origDC->physDev;
692 GDI_ReleaseObj( hdc ); /* can't hold the lock while loading the driver */
693 funcs = DRIVER_get_driver( funcs );
695 else
697 static const WCHAR displayW[] = { 'd','i','s','p','l','a','y',0 };
698 funcs = DRIVER_load_driver( displayW );
699 physDev = NULL;
702 if (!funcs) return 0;
704 if (!(dc = DC_AllocDC( funcs, MEMORY_DC_MAGIC )))
706 DRIVER_release_driver( funcs );
707 return 0;
710 TRACE("(%p): returning %p\n", hdc, dc->hSelf );
712 dc->hBitmap = GetStockObject( DEFAULT_BITMAP );
714 /* Copy the driver-specific physical device info into
715 * the new DC. The driver may use this read-only info
716 * while creating the compatible DC below. */
717 dc->physDev = physDev;
719 if (dc->funcs->pCreateDC &&
720 !dc->funcs->pCreateDC( dc->hSelf, &dc->physDev, NULL, NULL, NULL, NULL ))
722 WARN("creation aborted by device\n");
723 GDI_FreeObject( dc->hSelf, dc );
724 DRIVER_release_driver( funcs );
725 return 0;
728 dc->hVisRgn = CreateRectRgn( 0, 0, 1, 1 ); /* default bitmap is 1x1 */
730 DC_InitDC( dc );
731 GDI_ReleaseObj( dc->hSelf );
732 return dc->hSelf;
736 /***********************************************************************
737 * DeleteDC (GDI32.@)
739 BOOL WINAPI DeleteDC( HDC hdc )
741 const DC_FUNCTIONS *funcs = NULL;
742 DC * dc;
744 TRACE("%p\n", hdc );
746 GDI_CheckNotLock();
748 if (!(dc = DC_GetDCPtr( hdc ))) return FALSE;
750 /* Call hook procedure to check whether is it OK to delete this DC */
751 if (dc->hookThunk)
753 DCHOOKPROC proc = dc->hookThunk;
754 DWORD data = dc->dwHookData;
755 GDI_ReleaseObj( hdc );
756 if (!proc( HDC_16(hdc), DCHC_DELETEDC, data, 0 )) return FALSE;
757 if (!(dc = DC_GetDCPtr( hdc ))) return TRUE; /* deleted by the hook */
760 while (dc->saveLevel)
762 DC * dcs;
763 HDC hdcs = HDC_32(dc->header.hNext);
764 if (!(dcs = DC_GetDCPtr( hdcs ))) break;
765 dc->header.hNext = dcs->header.hNext;
766 dc->saveLevel--;
767 if (dcs->hClipRgn) DeleteObject( dcs->hClipRgn );
768 if (dcs->hVisRgn) DeleteObject( dcs->hVisRgn );
769 PATH_DestroyGdiPath(&dcs->path);
770 GDI_FreeObject( hdcs, dcs );
773 if (!(dc->flags & DC_SAVED))
775 SelectObject( hdc, GetStockObject(BLACK_PEN) );
776 SelectObject( hdc, GetStockObject(WHITE_BRUSH) );
777 SelectObject( hdc, GetStockObject(SYSTEM_FONT) );
778 SelectObject( hdc, GetStockObject(DEFAULT_BITMAP) );
779 funcs = dc->funcs;
780 if (dc->funcs->pDeleteDC) dc->funcs->pDeleteDC(dc->physDev);
781 dc->physDev = NULL;
784 if (dc->hClipRgn) DeleteObject( dc->hClipRgn );
785 if (dc->hVisRgn) DeleteObject( dc->hVisRgn );
786 PATH_DestroyGdiPath(&dc->path);
788 GDI_FreeObject( hdc, dc );
789 if (funcs) DRIVER_release_driver( funcs ); /* do that after releasing the GDI lock */
790 return TRUE;
794 /***********************************************************************
795 * ResetDCW (GDI32.@)
797 HDC WINAPI ResetDCW( HDC hdc, const DEVMODEW *devmode )
799 DC *dc;
800 HDC ret = hdc;
802 if ((dc = DC_GetDCPtr( hdc )))
804 if (dc->funcs->pResetDC) ret = dc->funcs->pResetDC( dc->physDev, devmode );
805 GDI_ReleaseObj( hdc );
807 return ret;
811 /***********************************************************************
812 * ResetDCA (GDI32.@)
814 HDC WINAPI ResetDCA( HDC hdc, const DEVMODEA *devmode )
816 DEVMODEW *devmodeW;
817 HDC ret;
819 if (devmode) devmodeW = GdiConvertToDevmodeW(devmode);
820 else devmodeW = NULL;
822 ret = ResetDCW(hdc, devmodeW);
824 if (devmodeW) HeapFree(GetProcessHeap(), 0, devmodeW);
825 return ret;
829 /***********************************************************************
830 * GetDeviceCaps (GDI32.@)
832 INT WINAPI GetDeviceCaps( HDC hdc, INT cap )
834 DC *dc;
835 INT ret = 0;
837 if ((dc = DC_GetDCPtr( hdc )))
839 if (dc->funcs->pGetDeviceCaps) ret = dc->funcs->pGetDeviceCaps( dc->physDev, cap );
840 GDI_ReleaseObj( hdc );
842 return ret;
846 /***********************************************************************
847 * GetBkColor (GDI32.@)
849 COLORREF WINAPI GetBkColor( HDC hdc )
851 COLORREF ret = 0;
852 DC * dc = DC_GetDCPtr( hdc );
853 if (dc)
855 ret = dc->backgroundColor;
856 GDI_ReleaseObj( hdc );
858 return ret;
862 /***********************************************************************
863 * SetBkColor (GDI32.@)
865 COLORREF WINAPI SetBkColor( HDC hdc, COLORREF color )
867 COLORREF oldColor;
868 DC * dc = DC_GetDCPtr( hdc );
870 TRACE("hdc=%p color=0x%08lx\n", hdc, color);
872 if (!dc) return CLR_INVALID;
873 oldColor = dc->backgroundColor;
874 if (dc->funcs->pSetBkColor)
876 color = dc->funcs->pSetBkColor(dc->physDev, color);
877 if (color == CLR_INVALID) /* don't change it */
879 color = oldColor;
880 oldColor = CLR_INVALID;
883 dc->backgroundColor = color;
884 GDI_ReleaseObj( hdc );
885 return oldColor;
889 /***********************************************************************
890 * GetTextColor (GDI32.@)
892 COLORREF WINAPI GetTextColor( HDC hdc )
894 COLORREF ret = 0;
895 DC * dc = DC_GetDCPtr( hdc );
896 if (dc)
898 ret = dc->textColor;
899 GDI_ReleaseObj( hdc );
901 return ret;
905 /***********************************************************************
906 * SetTextColor (GDI32.@)
908 COLORREF WINAPI SetTextColor( HDC hdc, COLORREF color )
910 COLORREF oldColor;
911 DC * dc = DC_GetDCPtr( hdc );
913 TRACE(" hdc=%p color=0x%08lx\n", hdc, color);
915 if (!dc) return CLR_INVALID;
916 oldColor = dc->textColor;
917 if (dc->funcs->pSetTextColor)
919 color = dc->funcs->pSetTextColor(dc->physDev, color);
920 if (color == CLR_INVALID) /* don't change it */
922 color = oldColor;
923 oldColor = CLR_INVALID;
926 dc->textColor = color;
927 GDI_ReleaseObj( hdc );
928 return oldColor;
932 /***********************************************************************
933 * GetTextAlign (GDI32.@)
935 UINT WINAPI GetTextAlign( HDC hdc )
937 UINT ret = 0;
938 DC * dc = DC_GetDCPtr( hdc );
939 if (dc)
941 ret = dc->textAlign;
942 GDI_ReleaseObj( hdc );
944 return ret;
948 /***********************************************************************
949 * SetTextAlign (GDI32.@)
951 UINT WINAPI SetTextAlign( HDC hdc, UINT align )
953 UINT prevAlign;
954 DC *dc = DC_GetDCPtr( hdc );
956 TRACE("hdc=%p align=%d\n", hdc, align);
958 if (!dc) return 0x0;
959 if (dc->funcs->pSetTextAlign)
960 prevAlign = dc->funcs->pSetTextAlign(dc->physDev, align);
961 else {
962 prevAlign = dc->textAlign;
963 dc->textAlign = align;
965 GDI_ReleaseObj( hdc );
966 return prevAlign;
969 /***********************************************************************
970 * GetDCOrgEx (GDI32.@)
972 BOOL WINAPI GetDCOrgEx( HDC hDC, LPPOINT lpp )
974 DC * dc;
976 if (!lpp) return FALSE;
977 if (!(dc = DC_GetDCPtr( hDC ))) return FALSE;
979 lpp->x = lpp->y = 0;
980 if (dc->funcs->pGetDCOrgEx) dc->funcs->pGetDCOrgEx( dc->physDev, lpp );
981 GDI_ReleaseObj( hDC );
982 return TRUE;
986 /***********************************************************************
987 * SetDCOrg (GDI.117)
989 DWORD WINAPI SetDCOrg16( HDC16 hdc16, INT16 x, INT16 y )
991 DWORD prevOrg = 0;
992 HDC hdc = HDC_32( hdc16 );
993 DC *dc = DC_GetDCPtr( hdc );
994 if (!dc) return 0;
995 if (dc->funcs->pSetDCOrg) prevOrg = dc->funcs->pSetDCOrg( dc->physDev, x, y );
996 GDI_ReleaseObj( hdc );
997 return prevOrg;
1001 /***********************************************************************
1002 * GetGraphicsMode (GDI32.@)
1004 INT WINAPI GetGraphicsMode( HDC hdc )
1006 INT ret = 0;
1007 DC * dc = DC_GetDCPtr( hdc );
1008 if (dc)
1010 ret = dc->GraphicsMode;
1011 GDI_ReleaseObj( hdc );
1013 return ret;
1017 /***********************************************************************
1018 * SetGraphicsMode (GDI32.@)
1020 INT WINAPI SetGraphicsMode( HDC hdc, INT mode )
1022 INT ret = 0;
1023 DC *dc = DC_GetDCPtr( hdc );
1025 /* One would think that setting the graphics mode to GM_COMPATIBLE
1026 * would also reset the world transformation matrix to the unity
1027 * matrix. However, in Windows, this is not the case. This doesn't
1028 * make a lot of sense to me, but that's the way it is.
1030 if (!dc) return 0;
1031 if ((mode > 0) && (mode <= GM_LAST))
1033 ret = dc->GraphicsMode;
1034 dc->GraphicsMode = mode;
1036 GDI_ReleaseObj( hdc );
1037 return ret;
1041 /***********************************************************************
1042 * GetArcDirection (GDI32.@)
1044 INT WINAPI GetArcDirection( HDC hdc )
1046 INT ret = 0;
1047 DC * dc = DC_GetDCPtr( hdc );
1048 if (dc)
1050 ret = dc->ArcDirection;
1051 GDI_ReleaseObj( hdc );
1053 return ret;
1057 /***********************************************************************
1058 * SetArcDirection (GDI32.@)
1060 INT WINAPI SetArcDirection( HDC hdc, INT nDirection )
1062 DC * dc;
1063 INT nOldDirection = 0;
1065 if (nDirection!=AD_COUNTERCLOCKWISE && nDirection!=AD_CLOCKWISE)
1067 SetLastError(ERROR_INVALID_PARAMETER);
1068 return 0;
1071 if ((dc = DC_GetDCPtr( hdc )))
1073 if (dc->funcs->pSetArcDirection)
1075 dc->funcs->pSetArcDirection(dc->physDev, nDirection);
1077 nOldDirection = dc->ArcDirection;
1078 dc->ArcDirection = nDirection;
1079 GDI_ReleaseObj( hdc );
1081 return nOldDirection;
1085 /***********************************************************************
1086 * GetWorldTransform (GDI32.@)
1088 BOOL WINAPI GetWorldTransform( HDC hdc, LPXFORM xform )
1090 DC * dc;
1091 if (!xform) return FALSE;
1092 if (!(dc = DC_GetDCPtr( hdc ))) return FALSE;
1093 *xform = dc->xformWorld2Wnd;
1094 GDI_ReleaseObj( hdc );
1095 return TRUE;
1099 /***********************************************************************
1100 * GetTransform (GDI32.@)
1102 BOOL WINAPI GetTransform( HDC hdc, DWORD unknown, LPXFORM xform )
1104 if (unknown == 0x0203) return GetWorldTransform( hdc, xform );
1105 FIXME("stub: don't know what to do for code %lx\n", unknown );
1106 return FALSE;
1110 /***********************************************************************
1111 * SetWorldTransform (GDI32.@)
1113 BOOL WINAPI SetWorldTransform( HDC hdc, const XFORM *xform )
1115 BOOL ret = FALSE;
1116 DC *dc = DC_GetDCPtr( hdc );
1118 if (!dc) return FALSE;
1119 if (!xform) goto done;
1121 /* Check that graphics mode is GM_ADVANCED */
1122 if (dc->GraphicsMode!=GM_ADVANCED) goto done;
1124 if (dc->funcs->pSetWorldTransform)
1126 ret = dc->funcs->pSetWorldTransform(dc->physDev, xform);
1127 if (!ret) goto done;
1130 dc->xformWorld2Wnd = *xform;
1131 DC_UpdateXforms( dc );
1132 ret = TRUE;
1133 done:
1134 GDI_ReleaseObj( hdc );
1135 return ret;
1139 /****************************************************************************
1140 * ModifyWorldTransform [GDI32.@]
1141 * Modifies the world transformation for a device context.
1143 * PARAMS
1144 * hdc [I] Handle to device context
1145 * xform [I] XFORM structure that will be used to modify the world
1146 * transformation
1147 * iMode [I] Specifies in what way to modify the world transformation
1148 * Possible values:
1149 * MWT_IDENTITY
1150 * Resets the world transformation to the identity matrix.
1151 * The parameter xform is ignored.
1152 * MWT_LEFTMULTIPLY
1153 * Multiplies xform into the world transformation matrix from
1154 * the left.
1155 * MWT_RIGHTMULTIPLY
1156 * Multiplies xform into the world transformation matrix from
1157 * the right.
1159 * RETURNS
1160 * Success: TRUE.
1161 * Failure: FALSE. Use GetLastError() to determine the cause.
1163 BOOL WINAPI ModifyWorldTransform( HDC hdc, const XFORM *xform,
1164 DWORD iMode )
1166 BOOL ret = FALSE;
1167 DC *dc = DC_GetDCPtr( hdc );
1169 /* Check for illegal parameters */
1170 if (!dc) return FALSE;
1171 if (!xform) goto done;
1173 /* Check that graphics mode is GM_ADVANCED */
1174 if (dc->GraphicsMode!=GM_ADVANCED) goto done;
1176 if (dc->funcs->pModifyWorldTransform)
1178 ret = dc->funcs->pModifyWorldTransform(dc->physDev, xform, iMode);
1179 if (!ret) goto done;
1182 switch (iMode)
1184 case MWT_IDENTITY:
1185 dc->xformWorld2Wnd.eM11 = 1.0f;
1186 dc->xformWorld2Wnd.eM12 = 0.0f;
1187 dc->xformWorld2Wnd.eM21 = 0.0f;
1188 dc->xformWorld2Wnd.eM22 = 1.0f;
1189 dc->xformWorld2Wnd.eDx = 0.0f;
1190 dc->xformWorld2Wnd.eDy = 0.0f;
1191 break;
1192 case MWT_LEFTMULTIPLY:
1193 CombineTransform( &dc->xformWorld2Wnd, xform,
1194 &dc->xformWorld2Wnd );
1195 break;
1196 case MWT_RIGHTMULTIPLY:
1197 CombineTransform( &dc->xformWorld2Wnd, &dc->xformWorld2Wnd,
1198 xform );
1199 break;
1200 default:
1201 goto done;
1204 DC_UpdateXforms( dc );
1205 ret = TRUE;
1206 done:
1207 GDI_ReleaseObj( hdc );
1208 return ret;
1212 /****************************************************************************
1213 * CombineTransform [GDI32.@]
1214 * Combines two transformation matrices.
1216 * PARAMS
1217 * xformResult [O] Stores the result of combining the two matrices
1218 * xform1 [I] Specifies the first matrix to apply
1219 * xform2 [I] Specifies the second matrix to apply
1221 * REMARKS
1222 * The same matrix can be passed in for more than one of the parameters.
1224 * RETURNS
1225 * Success: TRUE.
1226 * Failure: FALSE. Use GetLastError() to determine the cause.
1228 BOOL WINAPI CombineTransform( LPXFORM xformResult, const XFORM *xform1,
1229 const XFORM *xform2 )
1231 XFORM xformTemp;
1233 /* Check for illegal parameters */
1234 if (!xformResult || !xform1 || !xform2)
1235 return FALSE;
1237 /* Create the result in a temporary XFORM, since xformResult may be
1238 * equal to xform1 or xform2 */
1239 xformTemp.eM11 = xform1->eM11 * xform2->eM11 +
1240 xform1->eM12 * xform2->eM21;
1241 xformTemp.eM12 = xform1->eM11 * xform2->eM12 +
1242 xform1->eM12 * xform2->eM22;
1243 xformTemp.eM21 = xform1->eM21 * xform2->eM11 +
1244 xform1->eM22 * xform2->eM21;
1245 xformTemp.eM22 = xform1->eM21 * xform2->eM12 +
1246 xform1->eM22 * xform2->eM22;
1247 xformTemp.eDx = xform1->eDx * xform2->eM11 +
1248 xform1->eDy * xform2->eM21 +
1249 xform2->eDx;
1250 xformTemp.eDy = xform1->eDx * xform2->eM12 +
1251 xform1->eDy * xform2->eM22 +
1252 xform2->eDy;
1254 /* Copy the result to xformResult */
1255 *xformResult = xformTemp;
1257 return TRUE;
1261 /***********************************************************************
1262 * SetDCHook (GDI32.@)
1264 * Note: this doesn't exist in Win32, we add it here because user32 needs it.
1266 BOOL WINAPI SetDCHook( HDC hdc, DCHOOKPROC hookProc, DWORD dwHookData )
1268 DC *dc = GDI_GetObjPtr( hdc, DC_MAGIC );
1270 if (!dc) return FALSE;
1272 if (!(dc->flags & DC_SAVED))
1274 dc->dwHookData = dwHookData;
1275 dc->hookThunk = hookProc;
1277 GDI_ReleaseObj( hdc );
1278 return TRUE;
1282 /* relay function to call the 16-bit DC hook proc */
1283 static BOOL16 WINAPI call_dc_hook16( HDC16 hdc16, WORD code, DWORD data, LPARAM lParam )
1285 WORD args[6];
1286 DWORD ret;
1287 FARPROC16 proc = NULL;
1288 HDC hdc = HDC_32( hdc16 );
1289 DC *dc = DC_GetDCPtr( hdc );
1291 if (!dc) return FALSE;
1292 proc = dc->hookProc;
1293 GDI_ReleaseObj( hdc );
1294 if (!proc) return FALSE;
1295 args[5] = hdc16;
1296 args[4] = code;
1297 args[3] = HIWORD(data);
1298 args[2] = LOWORD(data);
1299 args[1] = HIWORD(lParam);
1300 args[0] = LOWORD(lParam);
1301 WOWCallback16Ex( (DWORD)proc, WCB16_PASCAL, sizeof(args), args, &ret );
1302 return LOWORD(ret);
1305 /***********************************************************************
1306 * SetDCHook (GDI.190)
1308 BOOL16 WINAPI SetDCHook16( HDC16 hdc16, FARPROC16 hookProc, DWORD dwHookData )
1310 HDC hdc = HDC_32( hdc16 );
1311 DC *dc = DC_GetDCPtr( hdc );
1312 if (!dc) return FALSE;
1314 dc->hookProc = hookProc;
1315 GDI_ReleaseObj( hdc );
1316 return SetDCHook( hdc, call_dc_hook16, dwHookData );
1320 /***********************************************************************
1321 * GetDCHook (GDI.191)
1323 DWORD WINAPI GetDCHook16( HDC16 hdc16, FARPROC16 *phookProc )
1325 HDC hdc = HDC_32( hdc16 );
1326 DC *dc = DC_GetDCPtr( hdc );
1327 DWORD ret;
1329 if (!dc) return 0;
1330 *phookProc = dc->hookProc;
1331 ret = dc->dwHookData;
1332 GDI_ReleaseObj( hdc );
1333 return ret;
1337 /***********************************************************************
1338 * SetHookFlags (GDI.192)
1340 WORD WINAPI SetHookFlags16(HDC16 hdc16, WORD flags)
1342 HDC hdc = HDC_32( hdc16 );
1343 DC *dc = DC_GetDCPtr( hdc );
1345 if( dc )
1347 WORD wRet = dc->flags & DC_DIRTY;
1349 /* "Undocumented Windows" info is slightly confusing.
1352 TRACE("hDC %p, flags %04x\n",hdc,flags);
1354 if( flags & DCHF_INVALIDATEVISRGN )
1355 dc->flags |= DC_DIRTY;
1356 else if( flags & DCHF_VALIDATEVISRGN || !flags )
1357 dc->flags &= ~DC_DIRTY;
1358 GDI_ReleaseObj( hdc );
1359 return wRet;
1361 return 0;
1364 /***********************************************************************
1365 * SetICMMode (GDI32.@)
1367 INT WINAPI SetICMMode(HDC hdc, INT iEnableICM)
1369 /*FIXME Asuming that ICM is always off, and cannot be turned on */
1370 if (iEnableICM == ICM_OFF) return ICM_OFF;
1371 if (iEnableICM == ICM_ON) return 0;
1372 if (iEnableICM == ICM_QUERY) return ICM_OFF;
1373 return 0;
1376 /***********************************************************************
1377 * GetDeviceGammaRamp (GDI32.@)
1379 BOOL WINAPI GetDeviceGammaRamp(HDC hDC, LPVOID ptr)
1381 BOOL ret = FALSE;
1382 DC *dc = DC_GetDCPtr( hDC );
1384 if( dc )
1386 if (dc->funcs->pGetDeviceGammaRamp)
1387 ret = dc->funcs->pGetDeviceGammaRamp(dc->physDev, ptr);
1388 GDI_ReleaseObj( hDC );
1390 return ret;
1393 /***********************************************************************
1394 * SetDeviceGammaRamp (GDI32.@)
1396 BOOL WINAPI SetDeviceGammaRamp(HDC hDC, LPVOID ptr)
1398 BOOL ret = FALSE;
1399 DC *dc = DC_GetDCPtr( hDC );
1401 if( dc )
1403 if (dc->funcs->pSetDeviceGammaRamp)
1404 ret = dc->funcs->pSetDeviceGammaRamp(dc->physDev, ptr);
1405 GDI_ReleaseObj( hDC );
1407 return ret;
1410 /***********************************************************************
1411 * GetColorSpace (GDI32.@)
1413 HCOLORSPACE WINAPI GetColorSpace(HDC hdc)
1415 /*FIXME Need to to whatever GetColorSpace actually does */
1416 return 0;
1419 /***********************************************************************
1420 * CreateColorSpaceA (GDI32.@)
1422 HCOLORSPACE WINAPI CreateColorSpaceA( LPLOGCOLORSPACEA lpLogColorSpace )
1424 FIXME( "stub\n" );
1425 return 0;
1428 /***********************************************************************
1429 * CreateColorSpaceW (GDI32.@)
1431 HCOLORSPACE WINAPI CreateColorSpaceW( LPLOGCOLORSPACEW lpLogColorSpace )
1433 FIXME( "stub\n" );
1434 return 0;
1437 /***********************************************************************
1438 * DeleteColorSpace (GDI32.@)
1440 BOOL WINAPI DeleteColorSpace( HCOLORSPACE hColorSpace )
1442 FIXME( "stub\n" );
1444 return TRUE;
1447 /***********************************************************************
1448 * SetColorSpace (GDI32.@)
1450 HCOLORSPACE WINAPI SetColorSpace( HDC hDC, HCOLORSPACE hColorSpace )
1452 FIXME( "stub\n" );
1454 return hColorSpace;
1457 /***********************************************************************
1458 * GetBoundsRect (GDI32.@)
1460 UINT WINAPI GetBoundsRect(HDC hdc, LPRECT rect, UINT flags)
1462 UINT ret;
1463 DC *dc = DC_GetDCPtr( hdc );
1465 if ( !dc ) return 0;
1467 if (rect) *rect = dc->BoundsRect;
1469 ret = ((dc->flags & DC_BOUNDS_SET) ? DCB_SET : DCB_RESET);
1471 if (flags & DCB_RESET)
1473 dc->BoundsRect.left = 0;
1474 dc->BoundsRect.top = 0;
1475 dc->BoundsRect.right = 0;
1476 dc->BoundsRect.bottom = 0;
1477 dc->flags &= ~DC_BOUNDS_SET;
1479 GDI_ReleaseObj( hdc );
1480 return ret;
1484 /***********************************************************************
1485 * SetBoundsRect (GDI32.@)
1487 UINT WINAPI SetBoundsRect(HDC hdc, const RECT* rect, UINT flags)
1489 UINT ret;
1490 DC *dc;
1492 if ((flags & DCB_ENABLE) && (flags & DCB_DISABLE)) return 0;
1493 if (!(dc = DC_GetDCPtr( hdc ))) return 0;
1495 ret = ((dc->flags & DC_BOUNDS_ENABLE) ? DCB_ENABLE : DCB_DISABLE) |
1496 ((dc->flags & DC_BOUNDS_SET) ? DCB_SET : DCB_RESET);
1498 if (flags & DCB_RESET)
1500 dc->BoundsRect.left = 0;
1501 dc->BoundsRect.top = 0;
1502 dc->BoundsRect.right = 0;
1503 dc->BoundsRect.bottom = 0;
1504 dc->flags &= ~DC_BOUNDS_SET;
1507 if ((flags & DCB_ACCUMULATE) && rect && rect->left < rect->right && rect->top < rect->bottom)
1509 if (dc->flags & DC_BOUNDS_SET)
1511 dc->BoundsRect.left = min( dc->BoundsRect.left, rect->left );
1512 dc->BoundsRect.top = min( dc->BoundsRect.top, rect->top );
1513 dc->BoundsRect.right = max( dc->BoundsRect.right, rect->right );
1514 dc->BoundsRect.bottom = max( dc->BoundsRect.bottom, rect->bottom );
1516 else
1518 dc->BoundsRect = *rect;
1519 dc->flags |= DC_BOUNDS_SET;
1523 if (flags & DCB_ENABLE) dc->flags |= DC_BOUNDS_ENABLE;
1524 if (flags & DCB_DISABLE) dc->flags &= ~DC_BOUNDS_ENABLE;
1526 GDI_ReleaseObj( hdc );
1527 return ret;
1531 /***********************************************************************
1532 * GetRelAbs (GDI32.@)
1534 INT WINAPI GetRelAbs( HDC hdc, DWORD dwIgnore )
1536 INT ret = 0;
1537 DC *dc = DC_GetDCPtr( hdc );
1538 if (dc) ret = dc->relAbsMode;
1539 GDI_ReleaseObj( hdc );
1540 return ret;
1546 /***********************************************************************
1547 * GetBkMode (GDI32.@)
1549 INT WINAPI GetBkMode( HDC hdc )
1551 INT ret = 0;
1552 DC * dc = DC_GetDCPtr( hdc );
1553 if (dc)
1555 ret = dc->backgroundMode;
1556 GDI_ReleaseObj( hdc );
1558 return ret;
1562 /***********************************************************************
1563 * SetBkMode (GDI32.@)
1565 INT WINAPI SetBkMode( HDC hdc, INT mode )
1567 INT ret;
1568 DC *dc;
1569 if ((mode <= 0) || (mode > BKMODE_LAST))
1571 SetLastError(ERROR_INVALID_PARAMETER);
1572 return 0;
1574 if (!(dc = DC_GetDCPtr( hdc ))) return 0;
1575 if (dc->funcs->pSetBkMode)
1576 ret = dc->funcs->pSetBkMode( dc->physDev, mode );
1577 else
1579 ret = dc->backgroundMode;
1580 dc->backgroundMode = mode;
1582 GDI_ReleaseObj( hdc );
1583 return ret;
1587 /***********************************************************************
1588 * GetROP2 (GDI32.@)
1590 INT WINAPI GetROP2( HDC hdc )
1592 INT ret = 0;
1593 DC * dc = DC_GetDCPtr( hdc );
1594 if (dc)
1596 ret = dc->ROPmode;
1597 GDI_ReleaseObj( hdc );
1599 return ret;
1603 /***********************************************************************
1604 * SetROP2 (GDI32.@)
1606 INT WINAPI SetROP2( HDC hdc, INT mode )
1608 INT ret;
1609 DC *dc;
1610 if ((mode < R2_BLACK) || (mode > R2_WHITE))
1612 SetLastError(ERROR_INVALID_PARAMETER);
1613 return 0;
1615 if (!(dc = DC_GetDCPtr( hdc ))) return 0;
1616 if (dc->funcs->pSetROP2)
1617 ret = dc->funcs->pSetROP2( dc->physDev, mode );
1618 else
1620 ret = dc->ROPmode;
1621 dc->ROPmode = mode;
1623 GDI_ReleaseObj( hdc );
1624 return ret;
1628 /***********************************************************************
1629 * SetRelAbs (GDI32.@)
1631 INT WINAPI SetRelAbs( HDC hdc, INT mode )
1633 INT ret;
1634 DC *dc;
1635 if ((mode != ABSOLUTE) && (mode != RELATIVE))
1637 SetLastError(ERROR_INVALID_PARAMETER);
1638 return 0;
1640 if (!(dc = DC_GetDCPtr( hdc ))) return 0;
1641 if (dc->funcs->pSetRelAbs)
1642 ret = dc->funcs->pSetRelAbs( dc->physDev, mode );
1643 else
1645 ret = dc->relAbsMode;
1646 dc->relAbsMode = mode;
1648 GDI_ReleaseObj( hdc );
1649 return ret;
1653 /***********************************************************************
1654 * GetPolyFillMode (GDI32.@)
1656 INT WINAPI GetPolyFillMode( HDC hdc )
1658 INT ret = 0;
1659 DC * dc = DC_GetDCPtr( hdc );
1660 if (dc)
1662 ret = dc->polyFillMode;
1663 GDI_ReleaseObj( hdc );
1665 return ret;
1669 /***********************************************************************
1670 * SetPolyFillMode (GDI32.@)
1672 INT WINAPI SetPolyFillMode( HDC hdc, INT mode )
1674 INT ret;
1675 DC *dc;
1676 if ((mode <= 0) || (mode > POLYFILL_LAST))
1678 SetLastError(ERROR_INVALID_PARAMETER);
1679 return 0;
1681 if (!(dc = DC_GetDCPtr( hdc ))) return 0;
1682 if (dc->funcs->pSetPolyFillMode)
1683 ret = dc->funcs->pSetPolyFillMode( dc->physDev, mode );
1684 else
1686 ret = dc->polyFillMode;
1687 dc->polyFillMode = mode;
1689 GDI_ReleaseObj( hdc );
1690 return ret;
1694 /***********************************************************************
1695 * GetStretchBltMode (GDI32.@)
1697 INT WINAPI GetStretchBltMode( HDC hdc )
1699 INT ret = 0;
1700 DC * dc = DC_GetDCPtr( hdc );
1701 if (dc)
1703 ret = dc->stretchBltMode;
1704 GDI_ReleaseObj( hdc );
1706 return ret;
1710 /***********************************************************************
1711 * SetStretchBltMode (GDI32.@)
1713 INT WINAPI SetStretchBltMode( HDC hdc, INT mode )
1715 INT ret;
1716 DC *dc;
1717 if ((mode <= 0) || (mode > MAXSTRETCHBLTMODE))
1719 SetLastError(ERROR_INVALID_PARAMETER);
1720 return 0;
1722 if (!(dc = DC_GetDCPtr( hdc ))) return 0;
1723 if (dc->funcs->pSetStretchBltMode)
1724 ret = dc->funcs->pSetStretchBltMode( dc->physDev, mode );
1725 else
1727 ret = dc->stretchBltMode;
1728 dc->stretchBltMode = mode;
1730 GDI_ReleaseObj( hdc );
1731 return ret;
1735 /***********************************************************************
1736 * GetMapMode (GDI32.@)
1738 INT WINAPI GetMapMode( HDC hdc )
1740 INT ret = 0;
1741 DC * dc = DC_GetDCPtr( hdc );
1742 if (dc)
1744 ret = dc->MapMode;
1745 GDI_ReleaseObj( hdc );
1747 return ret;
1751 /***********************************************************************
1752 * GetBrushOrgEx (GDI32.@)
1754 BOOL WINAPI GetBrushOrgEx( HDC hdc, LPPOINT pt )
1756 DC * dc = DC_GetDCPtr( hdc );
1757 if (!dc) return FALSE;
1758 pt->x = dc->brushOrgX;
1759 pt->y = dc->brushOrgY;
1760 GDI_ReleaseObj( hdc );
1761 return TRUE;
1765 /***********************************************************************
1766 * GetCurrentPositionEx (GDI32.@)
1768 BOOL WINAPI GetCurrentPositionEx( HDC hdc, LPPOINT pt )
1770 DC * dc = DC_GetDCPtr( hdc );
1771 if (!dc) return FALSE;
1772 pt->x = dc->CursPosX;
1773 pt->y = dc->CursPosY;
1774 GDI_ReleaseObj( hdc );
1775 return TRUE;
1779 /***********************************************************************
1780 * GetViewportExtEx (GDI32.@)
1782 BOOL WINAPI GetViewportExtEx( HDC hdc, LPSIZE size )
1784 DC * dc = DC_GetDCPtr( hdc );
1785 if (!dc) return FALSE;
1786 size->cx = dc->vportExtX;
1787 size->cy = dc->vportExtY;
1788 GDI_ReleaseObj( hdc );
1789 return TRUE;
1793 /***********************************************************************
1794 * GetViewportOrgEx (GDI32.@)
1796 BOOL WINAPI GetViewportOrgEx( HDC hdc, LPPOINT pt )
1798 DC * dc = DC_GetDCPtr( hdc );
1799 if (!dc) return FALSE;
1800 pt->x = dc->vportOrgX;
1801 pt->y = dc->vportOrgY;
1802 GDI_ReleaseObj( hdc );
1803 return TRUE;
1807 /***********************************************************************
1808 * GetWindowExtEx (GDI32.@)
1810 BOOL WINAPI GetWindowExtEx( HDC hdc, LPSIZE size )
1812 DC * dc = DC_GetDCPtr( hdc );
1813 if (!dc) return FALSE;
1814 size->cx = dc->wndExtX;
1815 size->cy = dc->wndExtY;
1816 GDI_ReleaseObj( hdc );
1817 return TRUE;
1821 /***********************************************************************
1822 * GetWindowOrgEx (GDI32.@)
1824 BOOL WINAPI GetWindowOrgEx( HDC hdc, LPPOINT pt )
1826 DC * dc = DC_GetDCPtr( hdc );
1827 if (!dc) return FALSE;
1828 pt->x = dc->wndOrgX;
1829 pt->y = dc->wndOrgY;
1830 GDI_ReleaseObj( hdc );
1831 return TRUE;
1835 /***********************************************************************
1836 * InquireVisRgn (GDI.131)
1838 HRGN16 WINAPI InquireVisRgn16( HDC16 hdc )
1840 HRGN16 ret = 0;
1841 DC * dc = DC_GetDCPtr( HDC_32(hdc) );
1842 if (dc)
1844 ret = HRGN_16(dc->hVisRgn);
1845 GDI_ReleaseObj( HDC_32(hdc) );
1847 return ret;
1851 /***********************************************************************
1852 * GetClipRgn (GDI.173)
1854 HRGN16 WINAPI GetClipRgn16( HDC16 hdc )
1856 HRGN16 ret = 0;
1857 DC * dc = DC_GetDCPtr( HDC_32(hdc) );
1858 if (dc)
1860 ret = HRGN_16(dc->hClipRgn);
1861 GDI_ReleaseObj( HDC_32(hdc) );
1863 return ret;
1867 /***********************************************************************
1868 * GetLayout (GDI32.@)
1870 * Gets left->right or right->left text layout flags of a dc.
1871 * win98 just returns 0 and sets ERROR_CALL_NOT_IMPLEMENTED so we do the same
1874 DWORD WINAPI GetLayout(HDC hdc)
1876 FIXME("(%p): stub\n", hdc);
1877 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
1878 return 0;
1881 /***********************************************************************
1882 * SetLayout (GDI32.@)
1884 * Sets left->right or right->left text layout flags of a dc.
1885 * win98 just returns 0 and sets ERROR_CALL_NOT_IMPLEMENTED so we do the same
1888 DWORD WINAPI SetLayout(HDC hdc, DWORD layout)
1890 FIXME("(%p,%08lx): stub\n", hdc, layout);
1891 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
1892 return 0;
1895 /***********************************************************************
1896 * GetDCBrushColor (GDI32.@)
1898 * Retrieves the current brush color for the specified device
1899 * context (DC).
1902 COLORREF WINAPI GetDCBrushColor(HDC hdc)
1904 DC *dc;
1905 COLORREF dcBrushColor = CLR_INVALID;
1907 TRACE("hdc(%p)\n", hdc);
1909 dc = DC_GetDCPtr( hdc );
1910 if (dc)
1912 dcBrushColor = dc->dcBrushColor;
1913 GDI_ReleaseObj( hdc );
1916 return dcBrushColor;
1919 /***********************************************************************
1920 * SetDCBrushColor (GDI32.@)
1922 * Sets the current device context (DC) brush color to the specified
1923 * color value. If the device cannot represent the specified color
1924 * value, the color is set to the nearest physical color.
1927 COLORREF WINAPI SetDCBrushColor(HDC hdc, COLORREF crColor)
1929 DC *dc;
1930 COLORREF oldClr = CLR_INVALID;
1932 TRACE("hdc(%p) crColor(%08lx)\n", hdc, crColor);
1934 dc = DC_GetDCPtr( hdc );
1935 if (dc)
1937 if (dc->funcs->pSetDCBrushColor)
1938 crColor = dc->funcs->pSetDCBrushColor( dc->physDev, crColor );
1939 else if (dc->hBrush == GetStockObject( DC_BRUSH ))
1941 /* If DC_BRUSH is selected, update driver pen color */
1942 HBRUSH hBrush = CreateSolidBrush( crColor );
1943 dc->funcs->pSelectBrush( dc->physDev, hBrush );
1944 DeleteObject( hBrush );
1947 if (crColor != CLR_INVALID)
1949 oldClr = dc->dcBrushColor;
1950 dc->dcBrushColor = crColor;
1953 GDI_ReleaseObj( hdc );
1956 return oldClr;
1959 /***********************************************************************
1960 * GetDCPenColor (GDI32.@)
1962 * Retrieves the current pen color for the specified device
1963 * context (DC).
1966 COLORREF WINAPI GetDCPenColor(HDC hdc)
1968 DC *dc;
1969 COLORREF dcPenColor = CLR_INVALID;
1971 TRACE("hdc(%p)\n", hdc);
1973 dc = DC_GetDCPtr( hdc );
1974 if (dc)
1976 dcPenColor = dc->dcPenColor;
1977 GDI_ReleaseObj( hdc );
1980 return dcPenColor;
1983 /***********************************************************************
1984 * SetDCPenColor (GDI32.@)
1986 * Sets the current device context (DC) pen color to the specified
1987 * color value. If the device cannot represent the specified color
1988 * value, the color is set to the nearest physical color.
1991 COLORREF WINAPI SetDCPenColor(HDC hdc, COLORREF crColor)
1993 DC *dc;
1994 COLORREF oldClr = CLR_INVALID;
1996 TRACE("hdc(%p) crColor(%08lx)\n", hdc, crColor);
1998 dc = DC_GetDCPtr( hdc );
1999 if (dc)
2001 if (dc->funcs->pSetDCPenColor)
2002 crColor = dc->funcs->pSetDCPenColor( dc->physDev, crColor );
2003 else if (dc->hPen == GetStockObject( DC_PEN ))
2005 /* If DC_PEN is selected, update the driver pen color */
2006 LOGPEN logpen = { PS_SOLID, { 0, 0 }, crColor };
2007 HPEN hPen = CreatePenIndirect( &logpen );
2008 dc->funcs->pSelectPen( dc->physDev, hPen );
2009 DeleteObject( hPen );
2012 if (crColor != CLR_INVALID)
2014 oldClr = dc->dcPenColor;
2015 dc->dcPenColor = crColor;
2018 GDI_ReleaseObj( hdc );
2021 return oldClr;
2024 /***********************************************************************
2025 * SetVirtualResolution (GDI32.@)
2027 * Undocumented on msdn. Called when PowerPoint XP saves a file.
2029 DWORD WINAPI SetVirtualResolution(HDC hdc, DWORD dw2, DWORD dw3, DWORD dw4, DWORD dw5)
2031 FIXME("(%p %08lx %08lx %08lx %08lx): stub!\n", hdc, dw2, dw3, dw4, dw5);
2032 return FALSE;