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
36 #include "gdi_private.h"
37 #include "wine/debug.h"
39 WINE_DEFAULT_DEBUG_CHANNEL(gdi);
41 #define FIRST_GDI_HANDLE 16
42 #define MAX_GDI_HANDLES 16384
47 struct hdc_list *next;
50 struct gdi_handle_entry
52 void *obj; /* pointer to the object-specific data */
53 const struct gdi_obj_funcs *funcs; /* type-specific functions */
54 struct hdc_list *hdcs; /* list of HDCs interested in this object */
55 WORD generation; /* generation count for reusing handle values */
56 WORD type; /* object type (one of the OBJ_* constants) */
57 WORD selcount; /* number of times the object is selected in a DC */
58 WORD system : 1; /* system object flag */
59 WORD deleted : 1; /* whether DeleteObject has been called on this object */
62 static struct gdi_handle_entry gdi_handles[MAX_GDI_HANDLES];
63 static struct gdi_handle_entry *next_free;
64 static struct gdi_handle_entry *next_unused = gdi_handles;
65 static LONG debug_count;
66 HMODULE gdi32_module = 0;
68 static inline HGDIOBJ entry_to_handle( struct gdi_handle_entry *entry )
70 unsigned int idx = entry - gdi_handles + FIRST_GDI_HANDLE;
71 return LongToHandle( idx | (entry->generation << 16) );
74 static inline struct gdi_handle_entry *handle_entry( HGDIOBJ handle )
76 unsigned int idx = LOWORD(handle) - FIRST_GDI_HANDLE;
78 if (idx < MAX_GDI_HANDLES && gdi_handles[idx].type)
80 if (!HIWORD( handle ) || HIWORD( handle ) == gdi_handles[idx].generation)
81 return &gdi_handles[idx];
83 if (handle) WARN( "invalid handle %p\n", handle );
87 /***********************************************************************
91 static const LOGBRUSH WhiteBrush = { BS_SOLID, RGB(255,255,255), 0 };
92 static const LOGBRUSH BlackBrush = { BS_SOLID, RGB(0,0,0), 0 };
93 static const LOGBRUSH NullBrush = { BS_NULL, 0, 0 };
95 static const LOGBRUSH LtGrayBrush = { BS_SOLID, RGB(192,192,192), 0 };
96 static const LOGBRUSH GrayBrush = { BS_SOLID, RGB(128,128,128), 0 };
97 static const LOGBRUSH DkGrayBrush = { BS_SOLID, RGB(64,64,64), 0 };
99 static const LOGPEN WhitePen = { PS_SOLID, { 0, 0 }, RGB(255,255,255) };
100 static const LOGPEN BlackPen = { PS_SOLID, { 0, 0 }, RGB(0,0,0) };
101 static const LOGPEN NullPen = { PS_NULL, { 0, 0 }, 0 };
103 static const LOGBRUSH DCBrush = { BS_SOLID, RGB(255,255,255), 0 };
104 static const LOGPEN DCPen = { PS_SOLID, { 0, 0 }, RGB(0,0,0) };
106 /* reserve one extra entry for the stock default bitmap */
107 /* this is what Windows does too */
108 #define NB_STOCK_OBJECTS (STOCK_LAST+2)
110 static HGDIOBJ stock_objects[NB_STOCK_OBJECTS];
112 static CRITICAL_SECTION gdi_section;
113 static CRITICAL_SECTION_DEBUG critsect_debug =
116 { &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList },
117 0, 0, { (DWORD_PTR)(__FILE__ ": gdi_section") }
119 static CRITICAL_SECTION gdi_section = { &critsect_debug, -1, 0, 0, 0, 0 };
122 /****************************************************************************
124 * language-independent stock fonts
128 static const LOGFONTW OEMFixedFont =
129 { 12, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, OEM_CHARSET,
130 0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN, {'\0'} };
132 static const LOGFONTW AnsiFixedFont =
133 { 12, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
134 0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
135 {'C','o','u','r','i','e','r','\0'} };
137 static const LOGFONTW AnsiVarFont =
138 { 12, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
139 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
140 {'M','S',' ','S','a','n','s',' ','S','e','r','i','f','\0'} };
142 /******************************************************************************
144 * language-dependent stock fonts
146 * 'ANSI' charset and 'DEFAULT' charset is not same.
147 * The chars in CP_ACP should be drawn with 'DEFAULT' charset.
148 * 'ANSI' charset seems to be identical with ISO-8859-1.
149 * 'DEFAULT' charset is a language-dependent charset.
151 * 'System' font seems to be an alias for language-dependent font.
155 * language-dependent stock fonts for all known charsets
156 * please see TranslateCharsetInfo (dlls/gdi/font.c) and
157 * CharsetBindingInfo (dlls/x11drv/xfont.c),
158 * and modify entries for your language if needed.
160 struct DefaultFontInfo
164 LOGFONTW DeviceDefaultFont;
165 LOGFONTW SystemFixedFont;
166 LOGFONTW DefaultGuiFont;
169 static const struct DefaultFontInfo default_fonts[] =
173 16, 7, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, ANSI_CHARSET,
174 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
175 {'S','y','s','t','e','m','\0'}
177 { /* Device Default */
178 16, 0, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, ANSI_CHARSET,
179 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
180 {'S','y','s','t','e','m','\0'}
183 16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
184 0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
185 {'C','o','u','r','i','e','r','\0'}
187 { /* DefaultGuiFont */
188 -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
189 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
190 {'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
193 { EASTEUROPE_CHARSET,
195 16, 7, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, EASTEUROPE_CHARSET,
196 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
197 {'S','y','s','t','e','m','\0'}
199 { /* Device Default */
200 16, 0, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, EASTEUROPE_CHARSET,
201 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
202 {'S','y','s','t','e','m','\0'}
205 16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, EASTEUROPE_CHARSET,
206 0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
207 {'C','o','u','r','i','e','r','\0'}
209 { /* DefaultGuiFont */
210 -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, EASTEUROPE_CHARSET,
211 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
212 {'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
217 16, 7, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, RUSSIAN_CHARSET,
218 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
219 {'S','y','s','t','e','m','\0'}
221 { /* Device Default */
222 16, 0, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, RUSSIAN_CHARSET,
223 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
224 {'S','y','s','t','e','m','\0'}
227 16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, RUSSIAN_CHARSET,
228 0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
229 {'C','o','u','r','i','e','r','\0'}
231 { /* DefaultGuiFont */
232 -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, RUSSIAN_CHARSET,
233 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
234 {'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
239 16, 7, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, GREEK_CHARSET,
240 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
241 {'S','y','s','t','e','m','\0'}
243 { /* Device Default */
244 16, 0, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, GREEK_CHARSET,
245 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
246 {'S','y','s','t','e','m','\0'}
249 16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GREEK_CHARSET,
250 0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
251 {'C','o','u','r','i','e','r','\0'}
253 { /* DefaultGuiFont */
254 -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GREEK_CHARSET,
255 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
256 {'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
261 16, 7, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, TURKISH_CHARSET,
262 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
263 {'S','y','s','t','e','m','\0'}
265 { /* Device Default */
266 16, 0, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, TURKISH_CHARSET,
267 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
268 {'S','y','s','t','e','m','\0'}
271 16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, TURKISH_CHARSET,
272 0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
273 {'C','o','u','r','i','e','r','\0'}
275 { /* DefaultGuiFont */
276 -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, TURKISH_CHARSET,
277 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
278 {'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
283 16, 7, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, HEBREW_CHARSET,
284 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
285 {'S','y','s','t','e','m','\0'}
287 { /* Device Default */
288 16, 0, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, HEBREW_CHARSET,
289 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
290 {'S','y','s','t','e','m','\0'}
293 16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HEBREW_CHARSET,
294 0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
295 {'C','o','u','r','i','e','r','\0'}
297 { /* DefaultGuiFont */
298 -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HEBREW_CHARSET,
299 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
300 {'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
305 16, 7, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, ARABIC_CHARSET,
306 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
307 {'S','y','s','t','e','m','\0'}
309 { /* Device Default */
310 16, 0, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, ARABIC_CHARSET,
311 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
312 {'S','y','s','t','e','m','\0'}
315 16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ARABIC_CHARSET,
316 0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
317 {'C','o','u','r','i','e','r','\0'}
319 { /* DefaultGuiFont */
320 -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ARABIC_CHARSET,
321 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
322 {'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
327 16, 7, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, BALTIC_CHARSET,
328 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
329 {'S','y','s','t','e','m','\0'}
331 { /* Device Default */
332 16, 0, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, BALTIC_CHARSET,
333 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
334 {'S','y','s','t','e','m','\0'}
337 16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, BALTIC_CHARSET,
338 0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
339 {'C','o','u','r','i','e','r','\0'}
341 { /* DefaultGuiFont */
342 -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, BALTIC_CHARSET,
343 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
344 {'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
349 16, 7, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, THAI_CHARSET,
350 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
351 {'S','y','s','t','e','m','\0'}
353 { /* Device Default */
354 16, 0, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, THAI_CHARSET,
355 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
356 {'S','y','s','t','e','m','\0'}
359 16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, THAI_CHARSET,
360 0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
361 {'C','o','u','r','i','e','r','\0'}
363 { /* DefaultGuiFont */
364 -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, THAI_CHARSET,
365 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
366 {'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
371 18, 8, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, SHIFTJIS_CHARSET,
372 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
373 {'S','y','s','t','e','m','\0'}
375 { /* Device Default */
376 18, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, SHIFTJIS_CHARSET,
377 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
378 {'S','y','s','t','e','m','\0'}
381 16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, SHIFTJIS_CHARSET,
382 0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
383 {'C','o','u','r','i','e','r','\0'}
385 { /* DefaultGuiFont */
386 -12, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, SHIFTJIS_CHARSET,
387 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
388 {'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
393 16, 7, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, GB2312_CHARSET,
394 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
395 {'S','y','s','t','e','m','\0'}
397 { /* Device Default */
398 16, 0, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, GB2312_CHARSET,
399 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
400 {'S','y','s','t','e','m','\0'}
403 16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GB2312_CHARSET,
404 0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
405 {'C','o','u','r','i','e','r','\0'}
407 { /* DefaultGuiFont */
408 -12, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GB2312_CHARSET,
409 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
410 {'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
415 16, 8, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HANGEUL_CHARSET,
416 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
417 {'S','y','s','t','e','m','\0'}
419 { /* Device Default */
420 16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HANGEUL_CHARSET,
421 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
422 {'S','y','s','t','e','m','\0'}
425 16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HANGEUL_CHARSET,
426 0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
427 {'C','o','u','r','i','e','r','\0'}
429 { /* DefaultGuiFont */
430 -12, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HANGEUL_CHARSET,
431 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
432 {'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
435 { CHINESEBIG5_CHARSET,
437 16, 7, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, CHINESEBIG5_CHARSET,
438 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
439 {'S','y','s','t','e','m','\0'}
441 { /* Device Default */
442 16, 0, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, CHINESEBIG5_CHARSET,
443 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
444 {'S','y','s','t','e','m','\0'}
447 16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, CHINESEBIG5_CHARSET,
448 0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
449 {'C','o','u','r','i','e','r','\0'}
451 { /* DefaultGuiFont */
452 -12, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, CHINESEBIG5_CHARSET,
453 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
454 {'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
459 16, 7, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, JOHAB_CHARSET,
460 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
461 {'S','y','s','t','e','m','\0'}
463 { /* Device Default */
464 16, 0, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, JOHAB_CHARSET,
465 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
466 {'S','y','s','t','e','m','\0'}
469 16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, JOHAB_CHARSET,
470 0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
471 {'C','o','u','r','i','e','r','\0'}
473 { /* DefaultGuiFont */
474 -12, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, JOHAB_CHARSET,
475 0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
476 {'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
482 /*************************************************************************
483 * __wine_make_gdi_object_system (GDI32.@)
485 * USER has to tell GDI that its system brushes and pens are non-deletable.
486 * For a description of the GDI object magics and their flags,
487 * see "Undocumented Windows" (wrong about the OBJECT_NOSYSTEM flag, though).
489 void CDECL __wine_make_gdi_object_system( HGDIOBJ handle, BOOL set)
491 struct gdi_handle_entry *entry;
493 EnterCriticalSection( &gdi_section );
494 if ((entry = handle_entry( handle ))) entry->system = !!set;
495 LeaveCriticalSection( &gdi_section );
498 /******************************************************************************
501 static const struct DefaultFontInfo* get_default_fonts(UINT charset)
505 for(n=0;n<(sizeof(default_fonts)/sizeof(default_fonts[0]));n++)
507 if ( default_fonts[n].charset == charset )
508 return &default_fonts[n];
511 FIXME( "unhandled charset 0x%08x - use ANSI_CHARSET for default stock objects\n", charset );
512 return &default_fonts[0];
516 /******************************************************************************
517 * get_default_charset (internal)
519 * get the language-dependent charset that can handle CP_ACP correctly.
521 static UINT get_default_charset( void )
527 csi.ciCharset = ANSI_CHARSET;
528 if ( !TranslateCharsetInfo( ULongToPtr(uACP), &csi, TCI_SRCCODEPAGE ) )
530 FIXME( "unhandled codepage %u - use ANSI_CHARSET for default stock objects\n", uACP );
534 return csi.ciCharset;
538 /***********************************************************************
541 * Retrieve the reference count of a GDI object.
542 * Note: the object must be locked otherwise the count is meaningless.
544 UINT GDI_get_ref_count( HGDIOBJ handle )
546 struct gdi_handle_entry *entry;
549 EnterCriticalSection( &gdi_section );
550 if ((entry = handle_entry( handle ))) ret = entry->selcount;
551 LeaveCriticalSection( &gdi_section );
556 /***********************************************************************
559 * Increment the reference count of a GDI object.
561 HGDIOBJ GDI_inc_ref_count( HGDIOBJ handle )
563 struct gdi_handle_entry *entry;
565 EnterCriticalSection( &gdi_section );
566 if ((entry = handle_entry( handle ))) entry->selcount++;
568 LeaveCriticalSection( &gdi_section );
573 /***********************************************************************
576 * Decrement the reference count of a GDI object.
578 BOOL GDI_dec_ref_count( HGDIOBJ handle )
580 struct gdi_handle_entry *entry;
582 EnterCriticalSection( &gdi_section );
583 if ((entry = handle_entry( handle )))
585 assert( entry->selcount );
586 if (!--entry->selcount && entry->deleted)
588 /* handle delayed DeleteObject*/
590 LeaveCriticalSection( &gdi_section );
591 TRACE( "executing delayed DeleteObject for %p\n", handle );
592 DeleteObject( handle );
596 LeaveCriticalSection( &gdi_section );
597 return entry != NULL;
601 /***********************************************************************
604 * GDI initialization.
606 BOOL WINAPI DllMain( HINSTANCE inst, DWORD reason, LPVOID reserved )
608 const struct DefaultFontInfo* deffonts;
611 if (reason != DLL_PROCESS_ATTACH) return TRUE;
614 DisableThreadLibraryCalls( inst );
617 /* create stock objects */
618 stock_objects[WHITE_BRUSH] = CreateBrushIndirect( &WhiteBrush );
619 stock_objects[LTGRAY_BRUSH] = CreateBrushIndirect( &LtGrayBrush );
620 stock_objects[GRAY_BRUSH] = CreateBrushIndirect( &GrayBrush );
621 stock_objects[DKGRAY_BRUSH] = CreateBrushIndirect( &DkGrayBrush );
622 stock_objects[BLACK_BRUSH] = CreateBrushIndirect( &BlackBrush );
623 stock_objects[NULL_BRUSH] = CreateBrushIndirect( &NullBrush );
625 stock_objects[WHITE_PEN] = CreatePenIndirect( &WhitePen );
626 stock_objects[BLACK_PEN] = CreatePenIndirect( &BlackPen );
627 stock_objects[NULL_PEN] = CreatePenIndirect( &NullPen );
629 stock_objects[DEFAULT_PALETTE] = PALETTE_Init();
630 stock_objects[DEFAULT_BITMAP] = CreateBitmap( 1, 1, 1, 1, NULL );
632 /* language-independent stock fonts */
633 stock_objects[OEM_FIXED_FONT] = CreateFontIndirectW( &OEMFixedFont );
634 stock_objects[ANSI_FIXED_FONT] = CreateFontIndirectW( &AnsiFixedFont );
635 stock_objects[ANSI_VAR_FONT] = CreateFontIndirectW( &AnsiVarFont );
637 /* language-dependent stock fonts */
638 deffonts = get_default_fonts(get_default_charset());
639 stock_objects[SYSTEM_FONT] = CreateFontIndirectW( &deffonts->SystemFont );
640 stock_objects[DEVICE_DEFAULT_FONT] = CreateFontIndirectW( &deffonts->DeviceDefaultFont );
641 stock_objects[SYSTEM_FIXED_FONT] = CreateFontIndirectW( &deffonts->SystemFixedFont );
642 stock_objects[DEFAULT_GUI_FONT] = CreateFontIndirectW( &deffonts->DefaultGuiFont );
644 stock_objects[DC_BRUSH] = CreateBrushIndirect( &DCBrush );
645 stock_objects[DC_PEN] = CreatePenIndirect( &DCPen );
647 /* clear the NOSYSTEM bit on all stock objects*/
648 for (i = 0; i < NB_STOCK_OBJECTS; i++)
650 if (!stock_objects[i])
652 if (i == 9) continue; /* there's no stock object 9 */
653 ERR( "could not create stock object %d\n", i );
656 __wine_make_gdi_object_system( stock_objects[i], TRUE );
662 static const char *gdi_obj_type( unsigned type )
666 case OBJ_PEN: return "OBJ_PEN";
667 case OBJ_BRUSH: return "OBJ_BRUSH";
668 case OBJ_DC: return "OBJ_DC";
669 case OBJ_METADC: return "OBJ_METADC";
670 case OBJ_PAL: return "OBJ_PAL";
671 case OBJ_FONT: return "OBJ_FONT";
672 case OBJ_BITMAP: return "OBJ_BITMAP";
673 case OBJ_REGION: return "OBJ_REGION";
674 case OBJ_METAFILE: return "OBJ_METAFILE";
675 case OBJ_MEMDC: return "OBJ_MEMDC";
676 case OBJ_EXTPEN: return "OBJ_EXTPEN";
677 case OBJ_ENHMETADC: return "OBJ_ENHMETADC";
678 case OBJ_ENHMETAFILE: return "OBJ_ENHMETAFILE";
679 case OBJ_COLORSPACE: return "OBJ_COLORSPACE";
680 default: return "UNKNOWN";
684 static void dump_gdi_objects( void )
686 struct gdi_handle_entry *entry;
688 TRACE( "%u objects:\n", MAX_GDI_HANDLES );
690 EnterCriticalSection( &gdi_section );
691 for (entry = gdi_handles; entry < next_unused; entry++)
694 TRACE( "handle %p FREE\n", entry_to_handle( entry ));
696 TRACE( "handle %p obj %p type %s selcount %u deleted %u\n",
697 entry_to_handle( entry ), entry->obj, gdi_obj_type( entry->type ),
698 entry->selcount, entry->deleted );
700 LeaveCriticalSection( &gdi_section );
703 /***********************************************************************
706 * Allocate a GDI handle for an object, which must have been allocated on the process heap.
708 HGDIOBJ alloc_gdi_handle( void *obj, WORD type, const struct gdi_obj_funcs *funcs )
710 struct gdi_handle_entry *entry;
713 assert( type ); /* type 0 is reserved to mark free entries */
715 EnterCriticalSection( &gdi_section );
719 next_free = entry->obj;
720 else if (next_unused < gdi_handles + MAX_GDI_HANDLES)
721 entry = next_unused++;
724 LeaveCriticalSection( &gdi_section );
725 ERR( "out of GDI object handles, expect a crash\n" );
726 if (TRACE_ON(gdi)) dump_gdi_objects();
730 entry->funcs = funcs;
736 if (++entry->generation == 0xffff) entry->generation = 1;
737 ret = entry_to_handle( entry );
738 LeaveCriticalSection( &gdi_section );
739 TRACE( "allocated %s %p %u/%u\n", gdi_obj_type(type), ret,
740 InterlockedIncrement( &debug_count ), MAX_GDI_HANDLES );
745 /***********************************************************************
748 * Free a GDI handle and return a pointer to the object.
750 void *free_gdi_handle( HGDIOBJ handle )
753 struct gdi_handle_entry *entry;
755 EnterCriticalSection( &gdi_section );
756 if ((entry = handle_entry( handle )))
758 TRACE( "freed %s %p %u/%u\n", gdi_obj_type( entry->type ), handle,
759 InterlockedDecrement( &debug_count ) + 1, MAX_GDI_HANDLES );
762 entry->obj = next_free;
765 LeaveCriticalSection( &gdi_section );
770 /***********************************************************************
771 * get_full_gdi_handle
773 * Return the full GDI handle from a possibly truncated value.
775 HGDIOBJ get_full_gdi_handle( HGDIOBJ handle )
777 struct gdi_handle_entry *entry;
779 if (!HIWORD( handle ))
781 EnterCriticalSection( &gdi_section );
782 if ((entry = handle_entry( handle ))) handle = entry_to_handle( entry );
783 LeaveCriticalSection( &gdi_section );
788 /***********************************************************************
791 * Return a pointer to the GDI object associated to the handle.
792 * Return NULL if the object has the wrong magic number.
793 * The object must be released with GDI_ReleaseObj.
795 void *GDI_GetObjPtr( HGDIOBJ handle, WORD type )
798 struct gdi_handle_entry *entry;
800 EnterCriticalSection( &gdi_section );
802 if ((entry = handle_entry( handle )))
804 if (!type || entry->type == type) ptr = entry->obj;
807 if (!ptr) LeaveCriticalSection( &gdi_section );
812 /***********************************************************************
816 void GDI_ReleaseObj( HGDIOBJ handle )
818 LeaveCriticalSection( &gdi_section );
822 /***********************************************************************
825 void GDI_CheckNotLock(void)
827 if (gdi_section.OwningThread == ULongToHandle(GetCurrentThreadId()) && gdi_section.RecursionCount)
829 ERR( "BUG: holding GDI lock\n" );
835 /***********************************************************************
836 * DeleteObject (GDI32.@)
838 * Delete a Gdi object.
841 * obj [I] Gdi object to delete
844 * Success: TRUE. If obj was not returned from GetStockObject(), any resources
845 * it consumed are released.
846 * Failure: FALSE, if obj is not a valid Gdi object, or is currently selected
849 BOOL WINAPI DeleteObject( HGDIOBJ obj )
851 struct gdi_handle_entry *entry;
852 struct hdc_list *hdcs_head;
853 const struct gdi_obj_funcs *funcs = NULL;
855 EnterCriticalSection( &gdi_section );
856 if (!(entry = handle_entry( obj )))
858 LeaveCriticalSection( &gdi_section );
864 TRACE("Preserving system object %p\n", obj);
865 LeaveCriticalSection( &gdi_section );
869 obj = entry_to_handle( entry ); /* make it a full handle */
871 hdcs_head = entry->hdcs;
876 TRACE("delayed for %p because object in use, count %u\n", obj, entry->selcount );
877 entry->deleted = 1; /* mark for delete */
879 else funcs = entry->funcs;
881 LeaveCriticalSection( &gdi_section );
885 struct hdc_list *next = hdcs_head->next;
886 DC *dc = get_dc_ptr(hdcs_head->hdc);
888 TRACE("hdc %p has interest in %p\n", hdcs_head->hdc, obj);
891 PHYSDEV physdev = GET_DC_PHYSDEV( dc, pDeleteObject );
892 physdev->funcs->pDeleteObject( physdev, obj );
893 release_dc_ptr( dc );
895 HeapFree(GetProcessHeap(), 0, hdcs_head);
901 if (funcs && funcs->pDeleteObject) return funcs->pDeleteObject( obj );
905 /***********************************************************************
906 * GDI_hdc_using_object
908 * Call this if the dc requires DeleteObject notification
910 void GDI_hdc_using_object(HGDIOBJ obj, HDC hdc)
912 struct gdi_handle_entry *entry;
913 struct hdc_list *phdc;
915 TRACE("obj %p hdc %p\n", obj, hdc);
917 EnterCriticalSection( &gdi_section );
918 if ((entry = handle_entry( obj )) && !entry->system)
920 for (phdc = entry->hdcs; phdc; phdc = phdc->next)
921 if (phdc->hdc == hdc) break;
925 phdc = HeapAlloc(GetProcessHeap(), 0, sizeof(*phdc));
927 phdc->next = entry->hdcs;
931 LeaveCriticalSection( &gdi_section );
934 /***********************************************************************
935 * GDI_hdc_not_using_object
938 void GDI_hdc_not_using_object(HGDIOBJ obj, HDC hdc)
940 struct gdi_handle_entry *entry;
941 struct hdc_list **pphdc;
943 TRACE("obj %p hdc %p\n", obj, hdc);
945 EnterCriticalSection( &gdi_section );
946 if ((entry = handle_entry( obj )) && !entry->system)
948 for (pphdc = &entry->hdcs; *pphdc; pphdc = &(*pphdc)->next)
949 if ((*pphdc)->hdc == hdc)
951 struct hdc_list *phdc = *pphdc;
953 HeapFree(GetProcessHeap(), 0, phdc);
957 LeaveCriticalSection( &gdi_section );
960 /***********************************************************************
961 * GetStockObject (GDI32.@)
963 HGDIOBJ WINAPI GetStockObject( INT obj )
966 if ((obj < 0) || (obj >= NB_STOCK_OBJECTS)) return 0;
967 ret = stock_objects[obj];
968 TRACE("returning %p\n", ret );
973 /***********************************************************************
974 * GetObjectA (GDI32.@)
976 INT WINAPI GetObjectA( HGDIOBJ handle, INT count, LPVOID buffer )
978 struct gdi_handle_entry *entry;
979 const struct gdi_obj_funcs *funcs = NULL;
982 TRACE("%p %d %p\n", handle, count, buffer );
984 EnterCriticalSection( &gdi_section );
985 if ((entry = handle_entry( handle )))
987 funcs = entry->funcs;
988 handle = entry_to_handle( entry ); /* make it a full handle */
990 LeaveCriticalSection( &gdi_section );
994 if (!funcs->pGetObjectA)
995 SetLastError( ERROR_INVALID_HANDLE );
996 else if (buffer && ((ULONG_PTR)buffer >> 16) == 0) /* catch apps getting argument order wrong */
997 SetLastError( ERROR_NOACCESS );
999 result = funcs->pGetObjectA( handle, count, buffer );
1004 /***********************************************************************
1005 * GetObjectW (GDI32.@)
1007 INT WINAPI GetObjectW( HGDIOBJ handle, INT count, LPVOID buffer )
1009 struct gdi_handle_entry *entry;
1010 const struct gdi_obj_funcs *funcs = NULL;
1013 TRACE("%p %d %p\n", handle, count, buffer );
1015 EnterCriticalSection( &gdi_section );
1016 if ((entry = handle_entry( handle )))
1018 funcs = entry->funcs;
1019 handle = entry_to_handle( entry ); /* make it a full handle */
1021 LeaveCriticalSection( &gdi_section );
1025 if (!funcs->pGetObjectW)
1026 SetLastError( ERROR_INVALID_HANDLE );
1027 else if (buffer && ((ULONG_PTR)buffer >> 16) == 0) /* catch apps getting argument order wrong */
1028 SetLastError( ERROR_NOACCESS );
1030 result = funcs->pGetObjectW( handle, count, buffer );
1035 /***********************************************************************
1036 * GetObjectType (GDI32.@)
1038 DWORD WINAPI GetObjectType( HGDIOBJ handle )
1040 struct gdi_handle_entry *entry;
1043 EnterCriticalSection( &gdi_section );
1044 if ((entry = handle_entry( handle ))) result = entry->type;
1045 LeaveCriticalSection( &gdi_section );
1047 TRACE("%p -> %u\n", handle, result );
1048 if (!result) SetLastError( ERROR_INVALID_HANDLE );
1052 /***********************************************************************
1053 * GetCurrentObject (GDI32.@)
1055 * Get the currently selected object of a given type in a device context.
1058 * hdc [I] Device context to get the current object from
1059 * type [I] Type of current object to get (OBJ_* defines from "wingdi.h")
1062 * Success: The current object of the given type selected in hdc.
1063 * Failure: A NULL handle.
1066 * - only the following object types are supported:
1073 HGDIOBJ WINAPI GetCurrentObject(HDC hdc,UINT type)
1076 DC * dc = get_dc_ptr( hdc );
1081 case OBJ_EXTPEN: /* fall through */
1082 case OBJ_PEN: ret = dc->hPen; break;
1083 case OBJ_BRUSH: ret = dc->hBrush; break;
1084 case OBJ_PAL: ret = dc->hPalette; break;
1085 case OBJ_FONT: ret = dc->hFont; break;
1086 case OBJ_BITMAP: ret = dc->hBitmap; break;
1088 /* tests show that OBJ_REGION is explicitly ignored */
1089 case OBJ_REGION: break;
1091 /* the SDK only mentions those above */
1092 FIXME("(%p,%d): unknown type.\n",hdc,type);
1095 release_dc_ptr( dc );
1100 /***********************************************************************
1101 * SelectObject (GDI32.@)
1103 * Select a Gdi object into a device context.
1106 * hdc [I] Device context to associate the object with
1107 * hObj [I] Gdi object to associate with hdc
1110 * Success: A non-NULL handle representing the previously selected object of
1111 * the same type as hObj.
1112 * Failure: A NULL object. If hdc is invalid, GetLastError() returns ERROR_INVALID_HANDLE.
1113 * if hObj is not a valid object handle, no last error is set. In either
1114 * case, hdc is unaffected by the call.
1116 HGDIOBJ WINAPI SelectObject( HDC hdc, HGDIOBJ hObj )
1118 struct gdi_handle_entry *entry;
1119 const struct gdi_obj_funcs *funcs = NULL;
1121 TRACE( "(%p,%p)\n", hdc, hObj );
1123 EnterCriticalSection( &gdi_section );
1124 if ((entry = handle_entry( hObj )))
1126 funcs = entry->funcs;
1127 hObj = entry_to_handle( entry ); /* make it a full handle */
1129 LeaveCriticalSection( &gdi_section );
1131 if (funcs && funcs->pSelectObject) return funcs->pSelectObject( hObj, hdc );
1136 /***********************************************************************
1137 * UnrealizeObject (GDI32.@)
1139 BOOL WINAPI UnrealizeObject( HGDIOBJ obj )
1141 const struct gdi_obj_funcs *funcs = NULL;
1142 struct gdi_handle_entry *entry;
1144 EnterCriticalSection( &gdi_section );
1145 if ((entry = handle_entry( obj )))
1147 funcs = entry->funcs;
1148 obj = entry_to_handle( entry ); /* make it a full handle */
1150 LeaveCriticalSection( &gdi_section );
1152 if (funcs && funcs->pUnrealizeObject) return funcs->pUnrealizeObject( obj );
1153 return funcs != NULL;
1157 /* Solid colors to enumerate */
1158 static const COLORREF solid_colors[] =
1159 { RGB(0x00,0x00,0x00), RGB(0xff,0xff,0xff),
1160 RGB(0xff,0x00,0x00), RGB(0x00,0xff,0x00),
1161 RGB(0x00,0x00,0xff), RGB(0xff,0xff,0x00),
1162 RGB(0xff,0x00,0xff), RGB(0x00,0xff,0xff),
1163 RGB(0x80,0x00,0x00), RGB(0x00,0x80,0x00),
1164 RGB(0x80,0x80,0x00), RGB(0x00,0x00,0x80),
1165 RGB(0x80,0x00,0x80), RGB(0x00,0x80,0x80),
1166 RGB(0x80,0x80,0x80), RGB(0xc0,0xc0,0xc0)
1170 /***********************************************************************
1171 * EnumObjects (GDI32.@)
1173 INT WINAPI EnumObjects( HDC hdc, INT nObjType,
1174 GOBJENUMPROC lpEnumFunc, LPARAM lParam )
1181 TRACE("%p %d %p %08lx\n", hdc, nObjType, lpEnumFunc, lParam );
1185 /* Enumerate solid pens */
1186 for (i = 0; i < sizeof(solid_colors)/sizeof(solid_colors[0]); i++)
1188 pen.lopnStyle = PS_SOLID;
1189 pen.lopnWidth.x = 1;
1190 pen.lopnWidth.y = 0;
1191 pen.lopnColor = solid_colors[i];
1192 retval = lpEnumFunc( &pen, lParam );
1193 TRACE("solid pen %08x, ret=%d\n",
1194 solid_colors[i], retval);
1200 /* Enumerate solid brushes */
1201 for (i = 0; i < sizeof(solid_colors)/sizeof(solid_colors[0]); i++)
1203 brush.lbStyle = BS_SOLID;
1204 brush.lbColor = solid_colors[i];
1206 retval = lpEnumFunc( &brush, lParam );
1207 TRACE("solid brush %08x, ret=%d\n",
1208 solid_colors[i], retval);
1212 /* Now enumerate hatched brushes */
1213 if (retval) for (i = HS_HORIZONTAL; i <= HS_DIAGCROSS; i++)
1215 brush.lbStyle = BS_HATCHED;
1216 brush.lbColor = RGB(0,0,0);
1218 retval = lpEnumFunc( &brush, lParam );
1219 TRACE("hatched brush %d, ret=%d\n",
1226 /* FIXME: implement Win32 types */
1227 WARN("(%d): Invalid type\n", nObjType );
1234 /***********************************************************************
1235 * SetObjectOwner (GDI32.@)
1237 void WINAPI SetObjectOwner( HGDIOBJ handle, HANDLE owner )
1242 /***********************************************************************
1243 * GdiInitializeLanguagePack (GDI32.@)
1245 DWORD WINAPI GdiInitializeLanguagePack( DWORD arg )
1251 /***********************************************************************
1252 * GdiFlush (GDI32.@)
1254 BOOL WINAPI GdiFlush(void)
1256 return TRUE; /* FIXME */
1260 /***********************************************************************
1261 * GdiGetBatchLimit (GDI32.@)
1263 DWORD WINAPI GdiGetBatchLimit(void)
1265 return 1; /* FIXME */
1269 /***********************************************************************
1270 * GdiSetBatchLimit (GDI32.@)
1272 DWORD WINAPI GdiSetBatchLimit( DWORD limit )
1274 return 1; /* FIXME */
1278 /*******************************************************************
1279 * GetColorAdjustment [GDI32.@]
1283 BOOL WINAPI GetColorAdjustment(HDC hdc, LPCOLORADJUSTMENT lpca)
1289 /*******************************************************************
1290 * GdiComment [GDI32.@]
1294 BOOL WINAPI GdiComment(HDC hdc, UINT cbSize, const BYTE *lpData)
1296 DC *dc = get_dc_ptr(hdc);
1301 PHYSDEV physdev = GET_DC_PHYSDEV( dc, pGdiComment );
1302 ret = physdev->funcs->pGdiComment( physdev, cbSize, lpData );
1303 release_dc_ptr( dc );
1308 /*******************************************************************
1309 * SetColorAdjustment [GDI32.@]
1313 BOOL WINAPI SetColorAdjustment(HDC hdc, const COLORADJUSTMENT* lpca)