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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
33 #include "gdi_private.h"
34 #include "wine/unicode.h"
35 #include "wine/debug.h"
37 WINE_DEFAULT_DEBUG_CHANNEL(dc
);
39 static const WCHAR displayW
[] = { 'd','i','s','p','l','a','y',0 };
41 static BOOL
DC_DeleteObject( HGDIOBJ handle
);
43 static const struct gdi_obj_funcs dc_funcs
=
45 NULL
, /* pSelectObject */
46 NULL
, /* pGetObjectA */
47 NULL
, /* pGetObjectW */
48 NULL
, /* pUnrealizeObject */
49 DC_DeleteObject
/* pDeleteObject */
53 static inline DC
*get_dc_obj( HDC hdc
)
55 DC
*dc
= GDI_GetObjPtr( hdc
, 0 );
58 if ((dc
->header
.type
!= OBJ_DC
) &&
59 (dc
->header
.type
!= OBJ_MEMDC
) &&
60 (dc
->header
.type
!= OBJ_METADC
) &&
61 (dc
->header
.type
!= OBJ_ENHMETADC
))
63 GDI_ReleaseObj( hdc
);
64 SetLastError( ERROR_INVALID_HANDLE
);
71 /***********************************************************************
74 DC
*alloc_dc_ptr( WORD magic
)
78 if (!(dc
= HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY
, sizeof(*dc
) ))) return NULL
;
80 dc
->nulldrv
.funcs
= &null_driver
;
81 dc
->physDev
= &dc
->nulldrv
;
82 dc
->thread
= GetCurrentThreadId();
88 dc
->miterLimit
= 10.0f
; /* 10.0 is the default, from MSDN */
89 dc
->hPen
= GDI_inc_ref_count( GetStockObject( BLACK_PEN
));
90 dc
->hBrush
= GDI_inc_ref_count( GetStockObject( WHITE_BRUSH
));
91 dc
->hFont
= GDI_inc_ref_count( GetStockObject( SYSTEM_FONT
));
92 dc
->hPalette
= GetStockObject( DEFAULT_PALETTE
);
93 dc
->font_code_page
= CP_ACP
;
94 dc
->ROPmode
= R2_COPYPEN
;
95 dc
->polyFillMode
= ALTERNATE
;
96 dc
->stretchBltMode
= BLACKONWHITE
;
97 dc
->relAbsMode
= ABSOLUTE
;
98 dc
->backgroundMode
= OPAQUE
;
99 dc
->backgroundColor
= RGB( 255, 255, 255 );
100 dc
->dcBrushColor
= RGB( 255, 255, 255 );
101 dc
->dcPenColor
= RGB( 0, 0, 0 );
102 dc
->textColor
= RGB( 0, 0, 0 );
103 dc
->textAlign
= TA_LEFT
| TA_TOP
| TA_NOUPDATECP
;
104 dc
->MapMode
= MM_TEXT
;
105 dc
->GraphicsMode
= GM_COMPATIBLE
;
106 dc
->ArcDirection
= AD_COUNTERCLOCKWISE
;
107 dc
->xformWorld2Wnd
.eM11
= 1.0f
;
108 dc
->xformWorld2Wnd
.eM12
= 0.0f
;
109 dc
->xformWorld2Wnd
.eM21
= 0.0f
;
110 dc
->xformWorld2Wnd
.eM22
= 1.0f
;
111 dc
->xformWorld2Wnd
.eDx
= 0.0f
;
112 dc
->xformWorld2Wnd
.eDy
= 0.0f
;
113 dc
->xformWorld2Vport
= dc
->xformWorld2Wnd
;
114 dc
->xformVport2World
= dc
->xformWorld2Wnd
;
115 dc
->vport2WorldValid
= TRUE
;
117 reset_bounds( &dc
->bounds
);
119 if (!(dc
->hSelf
= alloc_gdi_handle( &dc
->header
, magic
, &dc_funcs
)))
121 HeapFree( GetProcessHeap(), 0, dc
);
124 dc
->nulldrv
.hdc
= dc
->hSelf
;
126 if (font_driver
&& !font_driver
->pCreateDC( &dc
->physDev
, NULL
, NULL
, NULL
, NULL
))
136 /***********************************************************************
139 static void free_dc_state( DC
*dc
)
141 if (dc
->hClipRgn
) DeleteObject( dc
->hClipRgn
);
142 if (dc
->hMetaRgn
) DeleteObject( dc
->hMetaRgn
);
143 if (dc
->hVisRgn
) DeleteObject( dc
->hVisRgn
);
144 if (dc
->region
) DeleteObject( dc
->region
);
145 if (dc
->path
) free_gdi_path( dc
->path
);
146 HeapFree( GetProcessHeap(), 0, dc
);
150 /***********************************************************************
153 void free_dc_ptr( DC
*dc
)
155 assert( dc
->refcount
== 1 );
157 while (dc
->physDev
!= &dc
->nulldrv
)
159 PHYSDEV physdev
= dc
->physDev
;
160 dc
->physDev
= physdev
->next
;
161 physdev
->funcs
->pDeleteDC( physdev
);
162 if (physdev
== dc
->dibdrv
) dc
->dibdrv
= NULL
;
164 if (dc
->dibdrv
) dc
->dibdrv
->funcs
->pDeleteDC( dc
->dibdrv
);
165 free_gdi_handle( dc
->hSelf
);
170 /***********************************************************************
173 * Retrieve a DC pointer but release the GDI lock.
175 DC
*get_dc_ptr( HDC hdc
)
177 DC
*dc
= get_dc_obj( hdc
);
178 if (!dc
) return NULL
;
180 if (!InterlockedCompareExchange( &dc
->refcount
, 1, 0 ))
182 dc
->thread
= GetCurrentThreadId();
184 else if (dc
->thread
!= GetCurrentThreadId())
186 WARN( "dc %p belongs to thread %04x\n", hdc
, dc
->thread
);
187 GDI_ReleaseObj( hdc
);
190 else InterlockedIncrement( &dc
->refcount
);
192 GDI_ReleaseObj( hdc
);
197 /***********************************************************************
200 void release_dc_ptr( DC
*dc
)
205 ref
= InterlockedDecrement( &dc
->refcount
);
207 if (ref
) dc
->thread
= GetCurrentThreadId(); /* we still own it */
211 /***********************************************************************
214 * Make sure the DC vis region is up to date.
215 * This function may call up to USER so the GDI lock should _not_
216 * be held when calling it.
218 void update_dc( DC
*dc
)
220 if (InterlockedExchange( &dc
->dirty
, 0 ) && dc
->hookProc
)
221 dc
->hookProc( dc
->hSelf
, DCHC_INVALIDVISRGN
, dc
->dwHookData
, 0 );
225 /***********************************************************************
228 static BOOL
DC_DeleteObject( HGDIOBJ handle
)
230 return DeleteDC( handle
);
234 /***********************************************************************
237 * Setup device-specific DC values for a newly created DC.
239 void DC_InitDC( DC
* dc
)
241 PHYSDEV physdev
= GET_DC_PHYSDEV( dc
, pRealizeDefaultPalette
);
242 physdev
->funcs
->pRealizeDefaultPalette( physdev
);
243 SetTextColor( dc
->hSelf
, dc
->textColor
);
244 SetBkColor( dc
->hSelf
, dc
->backgroundColor
);
245 SelectObject( dc
->hSelf
, dc
->hPen
);
246 SelectObject( dc
->hSelf
, dc
->hBrush
);
247 SelectObject( dc
->hSelf
, dc
->hFont
);
248 update_dc_clipping( dc
);
249 SetVirtualResolution( dc
->hSelf
, 0, 0, 0, 0 );
250 physdev
= GET_DC_PHYSDEV( dc
, pSetBoundsRect
);
251 physdev
->funcs
->pSetBoundsRect( physdev
, &dc
->bounds
, dc
->bounds_enabled
? DCB_ENABLE
: DCB_DISABLE
);
255 /***********************************************************************
258 * Computes the inverse of the transformation xformSrc and stores it to
259 * xformDest. Returns TRUE if successful or FALSE if the xformSrc matrix
262 static BOOL
DC_InvertXform( const XFORM
*xformSrc
, XFORM
*xformDest
)
266 determinant
= xformSrc
->eM11
*xformSrc
->eM22
-
267 xformSrc
->eM12
*xformSrc
->eM21
;
268 if (determinant
> -1e-12 && determinant
< 1e-12)
271 xformDest
->eM11
= xformSrc
->eM22
/ determinant
;
272 xformDest
->eM12
= -xformSrc
->eM12
/ determinant
;
273 xformDest
->eM21
= -xformSrc
->eM21
/ determinant
;
274 xformDest
->eM22
= xformSrc
->eM11
/ determinant
;
275 xformDest
->eDx
= -xformSrc
->eDx
* xformDest
->eM11
-
276 xformSrc
->eDy
* xformDest
->eM21
;
277 xformDest
->eDy
= -xformSrc
->eDx
* xformDest
->eM12
-
278 xformSrc
->eDy
* xformDest
->eM22
;
283 /* Construct a transformation to do the window-to-viewport conversion */
284 static void construct_window_to_viewport(DC
*dc
, XFORM
*xform
)
286 double scaleX
, scaleY
;
287 scaleX
= (double)dc
->vportExtX
/ (double)dc
->wndExtX
;
288 scaleY
= (double)dc
->vportExtY
/ (double)dc
->wndExtY
;
290 if (dc
->layout
& LAYOUT_RTL
) scaleX
= -scaleX
;
291 xform
->eM11
= scaleX
;
294 xform
->eM22
= scaleY
;
295 xform
->eDx
= (double)dc
->vportOrgX
- scaleX
* (double)dc
->wndOrgX
;
296 xform
->eDy
= (double)dc
->vportOrgY
- scaleY
* (double)dc
->wndOrgY
;
297 if (dc
->layout
& LAYOUT_RTL
) xform
->eDx
= dc
->vis_rect
.right
- dc
->vis_rect
.left
- 1 - xform
->eDx
;
300 /***********************************************************************
303 * Updates the xformWorld2Vport, xformVport2World and vport2WorldValid
304 * fields of the specified DC by creating a transformation that
305 * represents the current mapping mode and combining it with the DC's
306 * world transform. This function should be called whenever the
307 * parameters associated with the mapping mode (window and viewport
308 * extents and origins) or the world transform change.
310 void DC_UpdateXforms( DC
*dc
)
312 XFORM xformWnd2Vport
, oldworld2vport
;
314 construct_window_to_viewport(dc
, &xformWnd2Vport
);
316 oldworld2vport
= dc
->xformWorld2Vport
;
317 /* Combine with the world transformation */
318 CombineTransform( &dc
->xformWorld2Vport
, &dc
->xformWorld2Wnd
,
321 /* Create inverse of world-to-viewport transformation */
322 dc
->vport2WorldValid
= DC_InvertXform( &dc
->xformWorld2Vport
,
323 &dc
->xformVport2World
);
325 /* Reselect the font and pen back into the dc so that the size
327 if (memcmp(&oldworld2vport
, &dc
->xformWorld2Vport
, sizeof(oldworld2vport
)) &&
328 !GdiIsMetaFileDC(dc
->hSelf
))
330 SelectObject(dc
->hSelf
, GetCurrentObject(dc
->hSelf
, OBJ_FONT
));
331 SelectObject(dc
->hSelf
, GetCurrentObject(dc
->hSelf
, OBJ_PEN
));
336 /***********************************************************************
339 INT
nulldrv_SaveDC( PHYSDEV dev
)
341 DC
*newdc
, *dc
= get_nulldrv_dc( dev
);
343 if (!(newdc
= HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY
, sizeof(*newdc
)))) return 0;
344 newdc
->layout
= dc
->layout
;
345 newdc
->hPen
= dc
->hPen
;
346 newdc
->hBrush
= dc
->hBrush
;
347 newdc
->hFont
= dc
->hFont
;
348 newdc
->hBitmap
= dc
->hBitmap
;
349 newdc
->hDevice
= dc
->hDevice
;
350 newdc
->hPalette
= dc
->hPalette
;
351 newdc
->ROPmode
= dc
->ROPmode
;
352 newdc
->polyFillMode
= dc
->polyFillMode
;
353 newdc
->stretchBltMode
= dc
->stretchBltMode
;
354 newdc
->relAbsMode
= dc
->relAbsMode
;
355 newdc
->backgroundMode
= dc
->backgroundMode
;
356 newdc
->backgroundColor
= dc
->backgroundColor
;
357 newdc
->textColor
= dc
->textColor
;
358 newdc
->dcBrushColor
= dc
->dcBrushColor
;
359 newdc
->dcPenColor
= dc
->dcPenColor
;
360 newdc
->brushOrgX
= dc
->brushOrgX
;
361 newdc
->brushOrgY
= dc
->brushOrgY
;
362 newdc
->mapperFlags
= dc
->mapperFlags
;
363 newdc
->textAlign
= dc
->textAlign
;
364 newdc
->charExtra
= dc
->charExtra
;
365 newdc
->breakExtra
= dc
->breakExtra
;
366 newdc
->breakRem
= dc
->breakRem
;
367 newdc
->MapMode
= dc
->MapMode
;
368 newdc
->GraphicsMode
= dc
->GraphicsMode
;
369 newdc
->CursPosX
= dc
->CursPosX
;
370 newdc
->CursPosY
= dc
->CursPosY
;
371 newdc
->ArcDirection
= dc
->ArcDirection
;
372 newdc
->xformWorld2Wnd
= dc
->xformWorld2Wnd
;
373 newdc
->xformWorld2Vport
= dc
->xformWorld2Vport
;
374 newdc
->xformVport2World
= dc
->xformVport2World
;
375 newdc
->vport2WorldValid
= dc
->vport2WorldValid
;
376 newdc
->wndOrgX
= dc
->wndOrgX
;
377 newdc
->wndOrgY
= dc
->wndOrgY
;
378 newdc
->wndExtX
= dc
->wndExtX
;
379 newdc
->wndExtY
= dc
->wndExtY
;
380 newdc
->vportOrgX
= dc
->vportOrgX
;
381 newdc
->vportOrgY
= dc
->vportOrgY
;
382 newdc
->vportExtX
= dc
->vportExtX
;
383 newdc
->vportExtY
= dc
->vportExtY
;
384 newdc
->virtual_res
= dc
->virtual_res
;
385 newdc
->virtual_size
= dc
->virtual_size
;
386 newdc
->gdiFont
= dc
->gdiFont
;
388 /* Get/SetDCState() don't change hVisRgn field ("Undoc. Windows" p.559). */
392 newdc
->hClipRgn
= CreateRectRgn( 0, 0, 0, 0 );
393 CombineRgn( newdc
->hClipRgn
, dc
->hClipRgn
, 0, RGN_COPY
);
397 newdc
->hMetaRgn
= CreateRectRgn( 0, 0, 0, 0 );
398 CombineRgn( newdc
->hMetaRgn
, dc
->hMetaRgn
, 0, RGN_COPY
);
401 if (!PATH_SavePath( newdc
, dc
))
403 release_dc_ptr( dc
);
404 free_dc_state( newdc
);
408 newdc
->saved_dc
= dc
->saved_dc
;
409 dc
->saved_dc
= newdc
;
410 return ++dc
->saveLevel
;
414 /***********************************************************************
417 BOOL
nulldrv_RestoreDC( PHYSDEV dev
, INT level
)
419 DC
*dcs
, *first_dcs
, *dc
= get_nulldrv_dc( dev
);
422 /* find the state level to restore */
424 if (abs(level
) > dc
->saveLevel
|| level
== 0) return FALSE
;
425 if (level
< 0) level
= dc
->saveLevel
+ level
+ 1;
426 first_dcs
= dc
->saved_dc
;
427 for (dcs
= first_dcs
, save_level
= dc
->saveLevel
; save_level
> level
; save_level
--)
430 /* restore the state */
432 if (!PATH_RestorePath( dc
, dcs
)) return FALSE
;
434 dc
->layout
= dcs
->layout
;
435 dc
->hDevice
= dcs
->hDevice
;
436 dc
->ROPmode
= dcs
->ROPmode
;
437 dc
->polyFillMode
= dcs
->polyFillMode
;
438 dc
->stretchBltMode
= dcs
->stretchBltMode
;
439 dc
->relAbsMode
= dcs
->relAbsMode
;
440 dc
->backgroundMode
= dcs
->backgroundMode
;
441 dc
->backgroundColor
= dcs
->backgroundColor
;
442 dc
->textColor
= dcs
->textColor
;
443 dc
->dcBrushColor
= dcs
->dcBrushColor
;
444 dc
->dcPenColor
= dcs
->dcPenColor
;
445 dc
->brushOrgX
= dcs
->brushOrgX
;
446 dc
->brushOrgY
= dcs
->brushOrgY
;
447 dc
->mapperFlags
= dcs
->mapperFlags
;
448 dc
->textAlign
= dcs
->textAlign
;
449 dc
->charExtra
= dcs
->charExtra
;
450 dc
->breakExtra
= dcs
->breakExtra
;
451 dc
->breakRem
= dcs
->breakRem
;
452 dc
->MapMode
= dcs
->MapMode
;
453 dc
->GraphicsMode
= dcs
->GraphicsMode
;
454 dc
->CursPosX
= dcs
->CursPosX
;
455 dc
->CursPosY
= dcs
->CursPosY
;
456 dc
->ArcDirection
= dcs
->ArcDirection
;
457 dc
->xformWorld2Wnd
= dcs
->xformWorld2Wnd
;
458 dc
->xformWorld2Vport
= dcs
->xformWorld2Vport
;
459 dc
->xformVport2World
= dcs
->xformVport2World
;
460 dc
->vport2WorldValid
= dcs
->vport2WorldValid
;
461 dc
->wndOrgX
= dcs
->wndOrgX
;
462 dc
->wndOrgY
= dcs
->wndOrgY
;
463 dc
->wndExtX
= dcs
->wndExtX
;
464 dc
->wndExtY
= dcs
->wndExtY
;
465 dc
->vportOrgX
= dcs
->vportOrgX
;
466 dc
->vportOrgY
= dcs
->vportOrgY
;
467 dc
->vportExtX
= dcs
->vportExtX
;
468 dc
->vportExtY
= dcs
->vportExtY
;
469 dc
->virtual_res
= dcs
->virtual_res
;
470 dc
->virtual_size
= dcs
->virtual_size
;
474 if (!dc
->hClipRgn
) dc
->hClipRgn
= CreateRectRgn( 0, 0, 0, 0 );
475 CombineRgn( dc
->hClipRgn
, dcs
->hClipRgn
, 0, RGN_COPY
);
479 if (dc
->hClipRgn
) DeleteObject( dc
->hClipRgn
);
484 if (!dc
->hMetaRgn
) dc
->hMetaRgn
= CreateRectRgn( 0, 0, 0, 0 );
485 CombineRgn( dc
->hMetaRgn
, dcs
->hMetaRgn
, 0, RGN_COPY
);
489 if (dc
->hMetaRgn
) DeleteObject( dc
->hMetaRgn
);
492 DC_UpdateXforms( dc
);
493 update_dc_clipping( dc
);
495 SelectObject( dev
->hdc
, dcs
->hBitmap
);
496 SelectObject( dev
->hdc
, dcs
->hBrush
);
497 SelectObject( dev
->hdc
, dcs
->hFont
);
498 SelectObject( dev
->hdc
, dcs
->hPen
);
499 SetBkColor( dev
->hdc
, dcs
->backgroundColor
);
500 SetTextColor( dev
->hdc
, dcs
->textColor
);
501 GDISelectPalette( dev
->hdc
, dcs
->hPalette
, FALSE
);
503 dc
->saved_dc
= dcs
->saved_dc
;
505 dc
->saveLevel
= save_level
- 1;
507 /* now destroy all the saved DCs */
511 DC
*next
= first_dcs
->saved_dc
;
512 free_dc_state( first_dcs
);
519 /***********************************************************************
522 INT WINAPI
SaveDC( HDC hdc
)
527 if ((dc
= get_dc_ptr( hdc
)))
529 PHYSDEV physdev
= GET_DC_PHYSDEV( dc
, pSaveDC
);
530 ret
= physdev
->funcs
->pSaveDC( physdev
);
531 release_dc_ptr( dc
);
537 /***********************************************************************
538 * RestoreDC (GDI32.@)
540 BOOL WINAPI
RestoreDC( HDC hdc
, INT level
)
543 BOOL success
= FALSE
;
545 TRACE("%p %d\n", hdc
, level
);
546 if ((dc
= get_dc_ptr( hdc
)))
548 PHYSDEV physdev
= GET_DC_PHYSDEV( dc
, pRestoreDC
);
550 success
= physdev
->funcs
->pRestoreDC( physdev
, level
);
551 release_dc_ptr( dc
);
557 /***********************************************************************
558 * CreateDCW (GDI32.@)
560 HDC WINAPI
CreateDCW( LPCWSTR driver
, LPCWSTR device
, LPCWSTR output
,
561 const DEVMODEW
*initData
)
565 const struct gdi_dc_funcs
*funcs
;
570 if (!device
|| !DRIVER_GetDriverName( device
, buf
, 300 ))
574 ERR( "no device found for %s\n", debugstr_w(device
) );
577 strcpyW(buf
, driver
);
580 if (!(funcs
= DRIVER_load_driver( buf
)))
582 ERR( "no driver found for %s\n", debugstr_w(buf
) );
585 if (!(dc
= alloc_dc_ptr( OBJ_DC
))) return 0;
588 dc
->hBitmap
= GDI_inc_ref_count( GetStockObject( DEFAULT_BITMAP
));
590 TRACE("(driver=%s, device=%s, output=%s): returning %p\n",
591 debugstr_w(driver
), debugstr_w(device
), debugstr_w(output
), dc
->hSelf
);
593 if (funcs
->pCreateDC
)
595 if (!funcs
->pCreateDC( &dc
->physDev
, buf
, device
, output
, initData
))
597 WARN("creation aborted by device\n" );
603 dc
->vis_rect
.left
= 0;
604 dc
->vis_rect
.top
= 0;
605 dc
->vis_rect
.right
= GetDeviceCaps( hdc
, DESKTOPHORZRES
);
606 dc
->vis_rect
.bottom
= GetDeviceCaps( hdc
, DESKTOPVERTRES
);
609 release_dc_ptr( dc
);
614 /***********************************************************************
615 * CreateDCA (GDI32.@)
617 HDC WINAPI
CreateDCA( LPCSTR driver
, LPCSTR device
, LPCSTR output
,
618 const DEVMODEA
*initData
)
620 UNICODE_STRING driverW
, deviceW
, outputW
;
624 if (driver
) RtlCreateUnicodeStringFromAsciiz(&driverW
, driver
);
625 else driverW
.Buffer
= NULL
;
627 if (device
) RtlCreateUnicodeStringFromAsciiz(&deviceW
, device
);
628 else deviceW
.Buffer
= NULL
;
630 if (output
) RtlCreateUnicodeStringFromAsciiz(&outputW
, output
);
631 else outputW
.Buffer
= NULL
;
636 /* don't convert initData for DISPLAY driver, it's not used */
637 if (!driverW
.Buffer
|| strcmpiW( driverW
.Buffer
, displayW
))
638 initDataW
= GdiConvertToDevmodeW(initData
);
641 ret
= CreateDCW( driverW
.Buffer
, deviceW
.Buffer
, outputW
.Buffer
, initDataW
);
643 RtlFreeUnicodeString(&driverW
);
644 RtlFreeUnicodeString(&deviceW
);
645 RtlFreeUnicodeString(&outputW
);
646 HeapFree(GetProcessHeap(), 0, initDataW
);
651 /***********************************************************************
652 * CreateICA (GDI32.@)
654 HDC WINAPI
CreateICA( LPCSTR driver
, LPCSTR device
, LPCSTR output
,
655 const DEVMODEA
* initData
)
657 /* Nothing special yet for ICs */
658 return CreateDCA( driver
, device
, output
, initData
);
662 /***********************************************************************
663 * CreateICW (GDI32.@)
665 HDC WINAPI
CreateICW( LPCWSTR driver
, LPCWSTR device
, LPCWSTR output
,
666 const DEVMODEW
* initData
)
668 /* Nothing special yet for ICs */
669 return CreateDCW( driver
, device
, output
, initData
);
673 /***********************************************************************
674 * CreateCompatibleDC (GDI32.@)
676 HDC WINAPI
CreateCompatibleDC( HDC hdc
)
680 const struct gdi_dc_funcs
*funcs
= &null_driver
;
681 PHYSDEV physDev
= NULL
;
687 if (!(origDC
= get_dc_ptr( hdc
))) return 0;
688 physDev
= GET_DC_PHYSDEV( origDC
, pCreateCompatibleDC
);
689 funcs
= physDev
->funcs
;
690 release_dc_ptr( origDC
);
693 if (!(dc
= alloc_dc_ptr( OBJ_MEMDC
))) return 0;
695 TRACE("(%p): returning %p\n", hdc
, dc
->hSelf
);
697 dc
->hBitmap
= GDI_inc_ref_count( GetStockObject( DEFAULT_BITMAP
));
698 dc
->vis_rect
.left
= 0;
699 dc
->vis_rect
.top
= 0;
700 dc
->vis_rect
.right
= 1;
701 dc
->vis_rect
.bottom
= 1;
702 dc
->device_rect
= dc
->vis_rect
;
706 if (!funcs
->pCreateCompatibleDC( physDev
, &dc
->physDev
))
708 WARN("creation aborted by device\n");
713 release_dc_ptr( dc
);
718 /***********************************************************************
721 BOOL WINAPI
DeleteDC( HDC hdc
)
729 if (!(dc
= get_dc_ptr( hdc
))) return FALSE
;
730 if (dc
->refcount
!= 1)
732 FIXME( "not deleting busy DC %p refcount %u\n", dc
->hSelf
, dc
->refcount
);
733 release_dc_ptr( dc
);
737 /* Call hook procedure to check whether is it OK to delete this DC */
738 if (dc
->hookProc
&& !dc
->hookProc( hdc
, DCHC_DELETEDC
, dc
->dwHookData
, 0 ))
740 release_dc_ptr( dc
);
744 while (dc
->saveLevel
)
746 DC
*dcs
= dc
->saved_dc
;
747 dc
->saved_dc
= dcs
->saved_dc
;
749 free_dc_state( dcs
);
753 SelectObject( hdc
, GetStockObject(BLACK_PEN
) );
754 SelectObject( hdc
, GetStockObject(WHITE_BRUSH
) );
755 SelectObject( hdc
, GetStockObject(SYSTEM_FONT
) );
756 SelectObject( hdc
, GetStockObject(DEFAULT_BITMAP
) );
763 /***********************************************************************
766 HDC WINAPI
ResetDCW( HDC hdc
, const DEVMODEW
*devmode
)
771 if ((dc
= get_dc_ptr( hdc
)))
773 PHYSDEV physdev
= GET_DC_PHYSDEV( dc
, pResetDC
);
774 ret
= physdev
->funcs
->pResetDC( physdev
, devmode
);
775 if (ret
) /* reset the visible region */
778 dc
->vis_rect
.left
= 0;
779 dc
->vis_rect
.top
= 0;
780 dc
->vis_rect
.right
= GetDeviceCaps( hdc
, DESKTOPHORZRES
);
781 dc
->vis_rect
.bottom
= GetDeviceCaps( hdc
, DESKTOPVERTRES
);
782 if (dc
->hVisRgn
) DeleteObject( dc
->hVisRgn
);
784 update_dc_clipping( dc
);
786 release_dc_ptr( dc
);
792 /***********************************************************************
795 HDC WINAPI
ResetDCA( HDC hdc
, const DEVMODEA
*devmode
)
800 if (devmode
) devmodeW
= GdiConvertToDevmodeW(devmode
);
801 else devmodeW
= NULL
;
803 ret
= ResetDCW(hdc
, devmodeW
);
805 HeapFree(GetProcessHeap(), 0, devmodeW
);
810 /***********************************************************************
811 * GetDeviceCaps (GDI32.@)
813 INT WINAPI
GetDeviceCaps( HDC hdc
, INT cap
)
818 if ((dc
= get_dc_ptr( hdc
)))
820 PHYSDEV physdev
= GET_DC_PHYSDEV( dc
, pGetDeviceCaps
);
821 ret
= physdev
->funcs
->pGetDeviceCaps( physdev
, cap
);
822 release_dc_ptr( dc
);
828 /***********************************************************************
829 * GetBkColor (GDI32.@)
831 COLORREF WINAPI
GetBkColor( HDC hdc
)
834 DC
* dc
= get_dc_ptr( hdc
);
837 ret
= dc
->backgroundColor
;
838 release_dc_ptr( dc
);
844 /***********************************************************************
845 * SetBkColor (GDI32.@)
847 COLORREF WINAPI
SetBkColor( HDC hdc
, COLORREF color
)
849 COLORREF ret
= CLR_INVALID
;
850 DC
* dc
= get_dc_ptr( hdc
);
852 TRACE("hdc=%p color=0x%08x\n", hdc
, color
);
856 PHYSDEV physdev
= GET_DC_PHYSDEV( dc
, pSetBkColor
);
857 ret
= dc
->backgroundColor
;
858 dc
->backgroundColor
= physdev
->funcs
->pSetBkColor( physdev
, color
);
859 release_dc_ptr( dc
);
865 /***********************************************************************
866 * GetTextColor (GDI32.@)
868 COLORREF WINAPI
GetTextColor( HDC hdc
)
871 DC
* dc
= get_dc_ptr( hdc
);
875 release_dc_ptr( dc
);
881 /***********************************************************************
882 * SetTextColor (GDI32.@)
884 COLORREF WINAPI
SetTextColor( HDC hdc
, COLORREF color
)
886 COLORREF ret
= CLR_INVALID
;
887 DC
* dc
= get_dc_ptr( hdc
);
889 TRACE(" hdc=%p color=0x%08x\n", hdc
, color
);
893 PHYSDEV physdev
= GET_DC_PHYSDEV( dc
, pSetTextColor
);
895 dc
->textColor
= physdev
->funcs
->pSetTextColor( physdev
, color
);
896 release_dc_ptr( dc
);
902 /***********************************************************************
903 * GetTextAlign (GDI32.@)
905 UINT WINAPI
GetTextAlign( HDC hdc
)
908 DC
* dc
= get_dc_ptr( hdc
);
912 release_dc_ptr( dc
);
918 /***********************************************************************
919 * SetTextAlign (GDI32.@)
921 UINT WINAPI
SetTextAlign( HDC hdc
, UINT align
)
923 UINT ret
= GDI_ERROR
;
924 DC
*dc
= get_dc_ptr( hdc
);
926 TRACE("hdc=%p align=%d\n", hdc
, align
);
930 PHYSDEV physdev
= GET_DC_PHYSDEV( dc
, pSetTextAlign
);
931 align
= physdev
->funcs
->pSetTextAlign( physdev
, align
);
932 if (align
!= GDI_ERROR
)
935 dc
->textAlign
= align
;
937 release_dc_ptr( dc
);
942 /***********************************************************************
943 * GetDCOrgEx (GDI32.@)
945 BOOL WINAPI
GetDCOrgEx( HDC hDC
, LPPOINT lpp
)
949 if (!lpp
) return FALSE
;
950 if (!(dc
= get_dc_ptr( hDC
))) return FALSE
;
951 lpp
->x
= dc
->vis_rect
.left
;
952 lpp
->y
= dc
->vis_rect
.top
;
953 release_dc_ptr( dc
);
958 /***********************************************************************
959 * GetGraphicsMode (GDI32.@)
961 INT WINAPI
GetGraphicsMode( HDC hdc
)
964 DC
* dc
= get_dc_ptr( hdc
);
967 ret
= dc
->GraphicsMode
;
968 release_dc_ptr( dc
);
974 /***********************************************************************
975 * SetGraphicsMode (GDI32.@)
977 INT WINAPI
SetGraphicsMode( HDC hdc
, INT mode
)
980 DC
*dc
= get_dc_ptr( hdc
);
982 /* One would think that setting the graphics mode to GM_COMPATIBLE
983 * would also reset the world transformation matrix to the unity
984 * matrix. However, in Windows, this is not the case. This doesn't
985 * make a lot of sense to me, but that's the way it is.
988 if ((mode
> 0) && (mode
<= GM_LAST
))
990 ret
= dc
->GraphicsMode
;
991 dc
->GraphicsMode
= mode
;
993 release_dc_ptr( dc
);
998 /***********************************************************************
999 * GetArcDirection (GDI32.@)
1001 INT WINAPI
GetArcDirection( HDC hdc
)
1004 DC
* dc
= get_dc_ptr( hdc
);
1007 ret
= dc
->ArcDirection
;
1008 release_dc_ptr( dc
);
1014 /***********************************************************************
1015 * SetArcDirection (GDI32.@)
1017 INT WINAPI
SetArcDirection( HDC hdc
, INT dir
)
1022 if (dir
!= AD_COUNTERCLOCKWISE
&& dir
!= AD_CLOCKWISE
)
1024 SetLastError(ERROR_INVALID_PARAMETER
);
1028 if ((dc
= get_dc_ptr( hdc
)))
1030 PHYSDEV physdev
= GET_DC_PHYSDEV( dc
, pSetArcDirection
);
1031 dir
= physdev
->funcs
->pSetArcDirection( physdev
, dir
);
1034 ret
= dc
->ArcDirection
;
1035 dc
->ArcDirection
= dir
;
1037 release_dc_ptr( dc
);
1043 /***********************************************************************
1044 * GetWorldTransform (GDI32.@)
1046 BOOL WINAPI
GetWorldTransform( HDC hdc
, LPXFORM xform
)
1049 if (!xform
) return FALSE
;
1050 if (!(dc
= get_dc_ptr( hdc
))) return FALSE
;
1051 *xform
= dc
->xformWorld2Wnd
;
1052 release_dc_ptr( dc
);
1057 /***********************************************************************
1058 * GetTransform (GDI32.@)
1062 * Returns one of the co-ordinate space transforms
1065 * hdc [I] Device context.
1066 * which [I] Which xform to return:
1067 * 0x203 World -> Page transform (that set by SetWorldTransform).
1068 * 0x304 Page -> Device transform (the mapping mode transform).
1069 * 0x204 World -> Device transform (the combination of the above two).
1070 * 0x402 Device -> World transform (the inversion of the above).
1071 * xform [O] The xform.
1074 BOOL WINAPI
GetTransform( HDC hdc
, DWORD which
, XFORM
*xform
)
1077 DC
*dc
= get_dc_ptr( hdc
);
1078 if (!dc
) return FALSE
;
1083 *xform
= dc
->xformWorld2Wnd
;
1087 construct_window_to_viewport(dc
, xform
);
1091 *xform
= dc
->xformWorld2Vport
;
1095 *xform
= dc
->xformVport2World
;
1099 FIXME("Unknown code %x\n", which
);
1103 release_dc_ptr( dc
);
1108 /****************************************************************************
1109 * CombineTransform [GDI32.@]
1110 * Combines two transformation matrices.
1113 * xformResult [O] Stores the result of combining the two matrices
1114 * xform1 [I] Specifies the first matrix to apply
1115 * xform2 [I] Specifies the second matrix to apply
1118 * The same matrix can be passed in for more than one of the parameters.
1122 * Failure: FALSE. Use GetLastError() to determine the cause.
1124 BOOL WINAPI
CombineTransform( LPXFORM xformResult
, const XFORM
*xform1
,
1125 const XFORM
*xform2
)
1129 /* Check for illegal parameters */
1130 if (!xformResult
|| !xform1
|| !xform2
)
1133 /* Create the result in a temporary XFORM, since xformResult may be
1134 * equal to xform1 or xform2 */
1135 xformTemp
.eM11
= xform1
->eM11
* xform2
->eM11
+
1136 xform1
->eM12
* xform2
->eM21
;
1137 xformTemp
.eM12
= xform1
->eM11
* xform2
->eM12
+
1138 xform1
->eM12
* xform2
->eM22
;
1139 xformTemp
.eM21
= xform1
->eM21
* xform2
->eM11
+
1140 xform1
->eM22
* xform2
->eM21
;
1141 xformTemp
.eM22
= xform1
->eM21
* xform2
->eM12
+
1142 xform1
->eM22
* xform2
->eM22
;
1143 xformTemp
.eDx
= xform1
->eDx
* xform2
->eM11
+
1144 xform1
->eDy
* xform2
->eM21
+
1146 xformTemp
.eDy
= xform1
->eDx
* xform2
->eM12
+
1147 xform1
->eDy
* xform2
->eM22
+
1150 /* Copy the result to xformResult */
1151 *xformResult
= xformTemp
;
1157 /***********************************************************************
1158 * SetDCHook (GDI32.@)
1160 * Note: this doesn't exist in Win32, we add it here because user32 needs it.
1162 BOOL WINAPI
SetDCHook( HDC hdc
, DCHOOKPROC hookProc
, DWORD_PTR dwHookData
)
1164 DC
*dc
= get_dc_ptr( hdc
);
1166 if (!dc
) return FALSE
;
1168 dc
->dwHookData
= dwHookData
;
1169 dc
->hookProc
= hookProc
;
1170 release_dc_ptr( dc
);
1175 /***********************************************************************
1176 * GetDCHook (GDI32.@)
1178 * Note: this doesn't exist in Win32, we add it here because user32 needs it.
1180 DWORD_PTR WINAPI
GetDCHook( HDC hdc
, DCHOOKPROC
*proc
)
1182 DC
*dc
= get_dc_ptr( hdc
);
1186 if (proc
) *proc
= dc
->hookProc
;
1187 ret
= dc
->dwHookData
;
1188 release_dc_ptr( dc
);
1193 /***********************************************************************
1194 * SetHookFlags (GDI32.@)
1196 * Note: this doesn't exist in Win32, we add it here because user32 needs it.
1198 WORD WINAPI
SetHookFlags( HDC hdc
, WORD flags
)
1200 DC
*dc
= get_dc_obj( hdc
); /* not get_dc_ptr, this needs to work from any thread */
1205 /* "Undocumented Windows" info is slightly confusing. */
1207 TRACE("hDC %p, flags %04x\n",hdc
,flags
);
1209 if (flags
& DCHF_INVALIDATEVISRGN
)
1210 ret
= InterlockedExchange( &dc
->dirty
, 1 );
1211 else if (flags
& DCHF_VALIDATEVISRGN
|| !flags
)
1212 ret
= InterlockedExchange( &dc
->dirty
, 0 );
1214 GDI_ReleaseObj( hdc
);
1218 /***********************************************************************
1219 * SetICMMode (GDI32.@)
1221 INT WINAPI
SetICMMode(HDC hdc
, INT iEnableICM
)
1223 /*FIXME: Assume that ICM is always off, and cannot be turned on */
1224 if (iEnableICM
== ICM_OFF
) return ICM_OFF
;
1225 if (iEnableICM
== ICM_ON
) return 0;
1226 if (iEnableICM
== ICM_QUERY
) return ICM_OFF
;
1230 /***********************************************************************
1231 * GetDeviceGammaRamp (GDI32.@)
1233 BOOL WINAPI
GetDeviceGammaRamp(HDC hDC
, LPVOID ptr
)
1236 DC
*dc
= get_dc_ptr( hDC
);
1238 TRACE("%p, %p\n", hDC
, ptr
);
1241 PHYSDEV physdev
= GET_DC_PHYSDEV( dc
, pGetDeviceGammaRamp
);
1242 ret
= physdev
->funcs
->pGetDeviceGammaRamp( physdev
, ptr
);
1243 release_dc_ptr( dc
);
1248 /***********************************************************************
1249 * SetDeviceGammaRamp (GDI32.@)
1251 BOOL WINAPI
SetDeviceGammaRamp(HDC hDC
, LPVOID ptr
)
1254 DC
*dc
= get_dc_ptr( hDC
);
1256 TRACE("%p, %p\n", hDC
, ptr
);
1259 PHYSDEV physdev
= GET_DC_PHYSDEV( dc
, pSetDeviceGammaRamp
);
1260 ret
= physdev
->funcs
->pSetDeviceGammaRamp( physdev
, ptr
);
1261 release_dc_ptr( dc
);
1266 /***********************************************************************
1267 * GetColorSpace (GDI32.@)
1269 HCOLORSPACE WINAPI
GetColorSpace(HDC hdc
)
1271 /*FIXME Need to do whatever GetColorSpace actually does */
1275 /***********************************************************************
1276 * CreateColorSpaceA (GDI32.@)
1278 HCOLORSPACE WINAPI
CreateColorSpaceA( LPLOGCOLORSPACEA lpLogColorSpace
)
1284 /***********************************************************************
1285 * CreateColorSpaceW (GDI32.@)
1287 HCOLORSPACE WINAPI
CreateColorSpaceW( LPLOGCOLORSPACEW lpLogColorSpace
)
1293 /***********************************************************************
1294 * DeleteColorSpace (GDI32.@)
1296 BOOL WINAPI
DeleteColorSpace( HCOLORSPACE hColorSpace
)
1303 /***********************************************************************
1304 * SetColorSpace (GDI32.@)
1306 HCOLORSPACE WINAPI
SetColorSpace( HDC hDC
, HCOLORSPACE hColorSpace
)
1313 /***********************************************************************
1314 * GetBoundsRect (GDI32.@)
1316 UINT WINAPI
GetBoundsRect(HDC hdc
, LPRECT rect
, UINT flags
)
1321 DC
*dc
= get_dc_ptr( hdc
);
1323 if ( !dc
) return 0;
1325 physdev
= GET_DC_PHYSDEV( dc
, pGetBoundsRect
);
1326 ret
= physdev
->funcs
->pGetBoundsRect( physdev
, &device_rect
, DCB_RESET
);
1329 release_dc_ptr( dc
);
1332 if (dc
->bounds_enabled
&& ret
== DCB_SET
) add_bounds_rect( &dc
->bounds
, &device_rect
);
1336 if (is_rect_empty( &dc
->bounds
))
1338 rect
->left
= rect
->top
= rect
->right
= rect
->bottom
= 0;
1344 rect
->left
= max( rect
->left
, 0 );
1345 rect
->top
= max( rect
->top
, 0 );
1346 rect
->right
= min( rect
->right
, dc
->vis_rect
.right
- dc
->vis_rect
.left
);
1347 rect
->bottom
= min( rect
->bottom
, dc
->vis_rect
.bottom
- dc
->vis_rect
.top
);
1350 DPtoLP( hdc
, (POINT
*)rect
, 2 );
1354 if (flags
& DCB_RESET
) reset_bounds( &dc
->bounds
);
1355 release_dc_ptr( dc
);
1360 /***********************************************************************
1361 * SetBoundsRect (GDI32.@)
1363 UINT WINAPI
SetBoundsRect(HDC hdc
, const RECT
* rect
, UINT flags
)
1369 if ((flags
& DCB_ENABLE
) && (flags
& DCB_DISABLE
)) return 0;
1370 if (!(dc
= get_dc_ptr( hdc
))) return 0;
1372 physdev
= GET_DC_PHYSDEV( dc
, pSetBoundsRect
);
1373 ret
= physdev
->funcs
->pSetBoundsRect( physdev
, &dc
->bounds
, flags
);
1376 release_dc_ptr( dc
);
1380 ret
= (dc
->bounds_enabled
? DCB_ENABLE
: DCB_DISABLE
) |
1381 (is_rect_empty( &dc
->bounds
) ? ret
& DCB_SET
: DCB_SET
);
1383 if (flags
& DCB_RESET
) reset_bounds( &dc
->bounds
);
1385 if ((flags
& DCB_ACCUMULATE
) && rect
)
1389 LPtoDP( hdc
, (POINT
*)&rc
, 2 );
1390 add_bounds_rect( &dc
->bounds
, &rc
);
1393 if (flags
& DCB_ENABLE
) dc
->bounds_enabled
= TRUE
;
1394 if (flags
& DCB_DISABLE
) dc
->bounds_enabled
= FALSE
;
1396 release_dc_ptr( dc
);
1401 /***********************************************************************
1402 * GetRelAbs (GDI32.@)
1404 INT WINAPI
GetRelAbs( HDC hdc
, DWORD dwIgnore
)
1407 DC
*dc
= get_dc_ptr( hdc
);
1410 ret
= dc
->relAbsMode
;
1411 release_dc_ptr( dc
);
1419 /***********************************************************************
1420 * GetBkMode (GDI32.@)
1422 INT WINAPI
GetBkMode( HDC hdc
)
1425 DC
* dc
= get_dc_ptr( hdc
);
1428 ret
= dc
->backgroundMode
;
1429 release_dc_ptr( dc
);
1435 /***********************************************************************
1436 * SetBkMode (GDI32.@)
1438 INT WINAPI
SetBkMode( HDC hdc
, INT mode
)
1443 if ((mode
<= 0) || (mode
> BKMODE_LAST
))
1445 SetLastError(ERROR_INVALID_PARAMETER
);
1448 if ((dc
= get_dc_ptr( hdc
)))
1450 PHYSDEV physdev
= GET_DC_PHYSDEV( dc
, pSetBkMode
);
1451 mode
= physdev
->funcs
->pSetBkMode( physdev
, mode
);
1454 ret
= dc
->backgroundMode
;
1455 dc
->backgroundMode
= mode
;
1457 release_dc_ptr( dc
);
1463 /***********************************************************************
1466 INT WINAPI
GetROP2( HDC hdc
)
1469 DC
* dc
= get_dc_ptr( hdc
);
1473 release_dc_ptr( dc
);
1479 /***********************************************************************
1482 INT WINAPI
SetROP2( HDC hdc
, INT mode
)
1487 if ((mode
< R2_BLACK
) || (mode
> R2_WHITE
))
1489 SetLastError(ERROR_INVALID_PARAMETER
);
1492 if ((dc
= get_dc_ptr( hdc
)))
1494 PHYSDEV physdev
= GET_DC_PHYSDEV( dc
, pSetROP2
);
1495 mode
= physdev
->funcs
->pSetROP2( physdev
, mode
);
1501 release_dc_ptr( dc
);
1507 /***********************************************************************
1508 * SetRelAbs (GDI32.@)
1510 INT WINAPI
SetRelAbs( HDC hdc
, INT mode
)
1515 if ((mode
!= ABSOLUTE
) && (mode
!= RELATIVE
))
1517 SetLastError(ERROR_INVALID_PARAMETER
);
1520 if ((dc
= get_dc_ptr( hdc
)))
1522 PHYSDEV physdev
= GET_DC_PHYSDEV( dc
, pSetRelAbs
);
1523 mode
= physdev
->funcs
->pSetRelAbs( physdev
, mode
);
1526 ret
= dc
->relAbsMode
;
1527 dc
->relAbsMode
= mode
;
1529 release_dc_ptr( dc
);
1535 /***********************************************************************
1536 * GetPolyFillMode (GDI32.@)
1538 INT WINAPI
GetPolyFillMode( HDC hdc
)
1541 DC
* dc
= get_dc_ptr( hdc
);
1544 ret
= dc
->polyFillMode
;
1545 release_dc_ptr( dc
);
1551 /***********************************************************************
1552 * SetPolyFillMode (GDI32.@)
1554 INT WINAPI
SetPolyFillMode( HDC hdc
, INT mode
)
1559 if ((mode
<= 0) || (mode
> POLYFILL_LAST
))
1561 SetLastError(ERROR_INVALID_PARAMETER
);
1564 if ((dc
= get_dc_ptr( hdc
)))
1566 PHYSDEV physdev
= GET_DC_PHYSDEV( dc
, pSetPolyFillMode
);
1567 mode
= physdev
->funcs
->pSetPolyFillMode( physdev
, mode
);
1570 ret
= dc
->polyFillMode
;
1571 dc
->polyFillMode
= mode
;
1573 release_dc_ptr( dc
);
1579 /***********************************************************************
1580 * GetStretchBltMode (GDI32.@)
1582 INT WINAPI
GetStretchBltMode( HDC hdc
)
1585 DC
* dc
= get_dc_ptr( hdc
);
1588 ret
= dc
->stretchBltMode
;
1589 release_dc_ptr( dc
);
1595 /***********************************************************************
1596 * SetStretchBltMode (GDI32.@)
1598 INT WINAPI
SetStretchBltMode( HDC hdc
, INT mode
)
1603 if ((mode
<= 0) || (mode
> MAXSTRETCHBLTMODE
))
1605 SetLastError(ERROR_INVALID_PARAMETER
);
1608 if ((dc
= get_dc_ptr( hdc
)))
1610 PHYSDEV physdev
= GET_DC_PHYSDEV( dc
, pSetStretchBltMode
);
1611 mode
= physdev
->funcs
->pSetStretchBltMode( physdev
, mode
);
1614 ret
= dc
->stretchBltMode
;
1615 dc
->stretchBltMode
= mode
;
1617 release_dc_ptr( dc
);
1623 /***********************************************************************
1624 * GetMapMode (GDI32.@)
1626 INT WINAPI
GetMapMode( HDC hdc
)
1629 DC
* dc
= get_dc_ptr( hdc
);
1633 release_dc_ptr( dc
);
1639 /***********************************************************************
1640 * GetBrushOrgEx (GDI32.@)
1642 BOOL WINAPI
GetBrushOrgEx( HDC hdc
, LPPOINT pt
)
1644 DC
* dc
= get_dc_ptr( hdc
);
1645 if (!dc
) return FALSE
;
1646 pt
->x
= dc
->brushOrgX
;
1647 pt
->y
= dc
->brushOrgY
;
1648 release_dc_ptr( dc
);
1653 /***********************************************************************
1654 * GetCurrentPositionEx (GDI32.@)
1656 BOOL WINAPI
GetCurrentPositionEx( HDC hdc
, LPPOINT pt
)
1658 DC
* dc
= get_dc_ptr( hdc
);
1659 if (!dc
) return FALSE
;
1660 pt
->x
= dc
->CursPosX
;
1661 pt
->y
= dc
->CursPosY
;
1662 release_dc_ptr( dc
);
1667 /***********************************************************************
1668 * GetViewportExtEx (GDI32.@)
1670 BOOL WINAPI
GetViewportExtEx( HDC hdc
, LPSIZE size
)
1672 DC
* dc
= get_dc_ptr( hdc
);
1673 if (!dc
) return FALSE
;
1674 size
->cx
= dc
->vportExtX
;
1675 size
->cy
= dc
->vportExtY
;
1676 release_dc_ptr( dc
);
1681 /***********************************************************************
1682 * GetViewportOrgEx (GDI32.@)
1684 BOOL WINAPI
GetViewportOrgEx( HDC hdc
, LPPOINT pt
)
1686 DC
* dc
= get_dc_ptr( hdc
);
1687 if (!dc
) return FALSE
;
1688 pt
->x
= dc
->vportOrgX
;
1689 pt
->y
= dc
->vportOrgY
;
1690 release_dc_ptr( dc
);
1695 /***********************************************************************
1696 * GetWindowExtEx (GDI32.@)
1698 BOOL WINAPI
GetWindowExtEx( HDC hdc
, LPSIZE size
)
1700 DC
* dc
= get_dc_ptr( hdc
);
1701 if (!dc
) return FALSE
;
1702 size
->cx
= dc
->wndExtX
;
1703 size
->cy
= dc
->wndExtY
;
1704 release_dc_ptr( dc
);
1709 /***********************************************************************
1710 * GetWindowOrgEx (GDI32.@)
1712 BOOL WINAPI
GetWindowOrgEx( HDC hdc
, LPPOINT pt
)
1714 DC
* dc
= get_dc_ptr( hdc
);
1715 if (!dc
) return FALSE
;
1716 pt
->x
= dc
->wndOrgX
;
1717 pt
->y
= dc
->wndOrgY
;
1718 release_dc_ptr( dc
);
1723 /***********************************************************************
1724 * GetLayout (GDI32.@)
1726 * Gets left->right or right->left text layout flags of a dc.
1729 DWORD WINAPI
GetLayout(HDC hdc
)
1731 DWORD layout
= GDI_ERROR
;
1733 DC
* dc
= get_dc_ptr( hdc
);
1736 layout
= dc
->layout
;
1737 release_dc_ptr( dc
);
1740 TRACE("hdc : %p, layout : %08x\n", hdc
, layout
);
1745 /***********************************************************************
1746 * SetLayout (GDI32.@)
1748 * Sets left->right or right->left text layout flags of a dc.
1751 DWORD WINAPI
SetLayout(HDC hdc
, DWORD layout
)
1753 DWORD oldlayout
= GDI_ERROR
;
1755 DC
* dc
= get_dc_ptr( hdc
);
1758 PHYSDEV physdev
= GET_DC_PHYSDEV( dc
, pSetLayout
);
1759 layout
= physdev
->funcs
->pSetLayout( physdev
, layout
);
1760 if (layout
!= GDI_ERROR
)
1762 oldlayout
= dc
->layout
;
1763 dc
->layout
= layout
;
1764 if (layout
!= oldlayout
)
1766 if (layout
& LAYOUT_RTL
) dc
->MapMode
= MM_ANISOTROPIC
;
1767 DC_UpdateXforms( dc
);
1770 release_dc_ptr( dc
);
1773 TRACE("hdc : %p, old layout : %08x, new layout : %08x\n", hdc
, oldlayout
, layout
);
1778 /***********************************************************************
1779 * GetDCBrushColor (GDI32.@)
1781 COLORREF WINAPI
GetDCBrushColor(HDC hdc
)
1784 COLORREF dcBrushColor
= CLR_INVALID
;
1786 TRACE("hdc(%p)\n", hdc
);
1788 dc
= get_dc_ptr( hdc
);
1791 dcBrushColor
= dc
->dcBrushColor
;
1792 release_dc_ptr( dc
);
1795 return dcBrushColor
;
1798 /***********************************************************************
1799 * SetDCBrushColor (GDI32.@)
1801 COLORREF WINAPI
SetDCBrushColor(HDC hdc
, COLORREF crColor
)
1804 COLORREF oldClr
= CLR_INVALID
;
1806 TRACE("hdc(%p) crColor(%08x)\n", hdc
, crColor
);
1808 dc
= get_dc_ptr( hdc
);
1811 PHYSDEV physdev
= GET_DC_PHYSDEV( dc
, pSetDCBrushColor
);
1812 crColor
= physdev
->funcs
->pSetDCBrushColor( physdev
, crColor
);
1813 if (crColor
!= CLR_INVALID
)
1815 oldClr
= dc
->dcBrushColor
;
1816 dc
->dcBrushColor
= crColor
;
1818 release_dc_ptr( dc
);
1824 /***********************************************************************
1825 * GetDCPenColor (GDI32.@)
1827 COLORREF WINAPI
GetDCPenColor(HDC hdc
)
1830 COLORREF dcPenColor
= CLR_INVALID
;
1832 TRACE("hdc(%p)\n", hdc
);
1834 dc
= get_dc_ptr( hdc
);
1837 dcPenColor
= dc
->dcPenColor
;
1838 release_dc_ptr( dc
);
1844 /***********************************************************************
1845 * SetDCPenColor (GDI32.@)
1847 COLORREF WINAPI
SetDCPenColor(HDC hdc
, COLORREF crColor
)
1850 COLORREF oldClr
= CLR_INVALID
;
1852 TRACE("hdc(%p) crColor(%08x)\n", hdc
, crColor
);
1854 dc
= get_dc_ptr( hdc
);
1857 PHYSDEV physdev
= GET_DC_PHYSDEV( dc
, pSetDCPenColor
);
1858 crColor
= physdev
->funcs
->pSetDCPenColor( physdev
, crColor
);
1859 if (crColor
!= CLR_INVALID
)
1861 oldClr
= dc
->dcPenColor
;
1862 dc
->dcPenColor
= crColor
;
1864 release_dc_ptr( dc
);
1870 /***********************************************************************
1871 * CancelDC (GDI32.@)
1873 BOOL WINAPI
CancelDC(HDC hdc
)
1879 /*******************************************************************
1880 * GetMiterLimit [GDI32.@]
1884 BOOL WINAPI
GetMiterLimit(HDC hdc
, PFLOAT peLimit
)
1889 TRACE("(%p,%p)\n", hdc
, peLimit
);
1891 dc
= get_dc_ptr( hdc
);
1895 *peLimit
= dc
->miterLimit
;
1897 release_dc_ptr( dc
);
1903 /*******************************************************************
1904 * SetMiterLimit [GDI32.@]
1908 BOOL WINAPI
SetMiterLimit(HDC hdc
, FLOAT eNewLimit
, PFLOAT peOldLimit
)
1913 TRACE("(%p,%f,%p)\n", hdc
, eNewLimit
, peOldLimit
);
1915 dc
= get_dc_ptr( hdc
);
1919 *peOldLimit
= dc
->miterLimit
;
1920 dc
->miterLimit
= eNewLimit
;
1921 release_dc_ptr( dc
);
1927 /*******************************************************************
1928 * GdiIsMetaPrintDC [GDI32.@]
1930 BOOL WINAPI
GdiIsMetaPrintDC(HDC hdc
)
1936 /*******************************************************************
1937 * GdiIsMetaFileDC [GDI32.@]
1939 BOOL WINAPI
GdiIsMetaFileDC(HDC hdc
)
1943 switch( GetObjectType( hdc
) )
1952 /*******************************************************************
1953 * GdiIsPlayMetafileDC [GDI32.@]
1955 BOOL WINAPI
GdiIsPlayMetafileDC(HDC hdc
)