dlls/gdi/gdiobj.c

   1 /*
   2  * GDI functions
   3  *
   4  * Copyright 1993 Alexandre Julliard
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 #include "config.h"
  22
  23 #include <assert.h>
  24 #include <stdlib.h>
  25 #include <stdarg.h>
  26 #include <stdio.h>
  27
  28 #include "windef.h"
  29 #include "winbase.h"
  30 #include "wingdi.h"
  31 #include "winreg.h"
  32 #include "winerror.h"
  33
  34 #include "local.h"
  35 #include "gdi.h"
  36 #include "gdi_private.h"
  37 #include "wine/debug.h"
  38
  39 WINE_DEFAULT_DEBUG_CHANNEL(gdi);
  40
  41 #define HGDIOBJ_32(h16)   ((HGDIOBJ)(ULONG_PTR)(h16))
  42
  43 #define GDI_HEAP_SIZE 0xffe0
  44
  45 /***********************************************************************
  46  *          GDI stock objects
  47  */
  48
  49 static const LOGBRUSH WhiteBrush = { BS_SOLID, RGB(255,255,255), 0 };
  50 static const LOGBRUSH BlackBrush = { BS_SOLID, RGB(0,0,0), 0 };
  51 static const LOGBRUSH NullBrush  = { BS_NULL, 0, 0 };
  52
  53 /* FIXME: these should perhaps be BS_HATCHED, at least for 1 bitperpixel */
  54 static const LOGBRUSH LtGrayBrush = { BS_SOLID, RGB(192,192,192), 0 };
  55 static const LOGBRUSH GrayBrush   = { BS_SOLID, RGB(128,128,128), 0 };
  56
  57 /* This is BS_HATCHED, for 1 bitperpixel. This makes the spray work in pbrush */
  58 /* See HatchBrushes in x11drv for the HS_DIAGCROSS+1 hack */
  59 static const LOGBRUSH DkGrayBrush = { BS_HATCHED, RGB(0,0,0), (HS_DIAGCROSS+1) };
  60
  61 static const LOGPEN WhitePen = { PS_SOLID, { 0, 0 }, RGB(255,255,255) };
  62 static const LOGPEN BlackPen = { PS_SOLID, { 0, 0 }, RGB(0,0,0) };
  63 static const LOGPEN NullPen  = { PS_NULL,  { 0, 0 }, 0 };
  64
  65 static const LOGBRUSH DCBrush = { BS_SOLID, RGB(255,255,255), 0 };
  66 static const LOGPEN DCPen     = { PS_SOLID, { 0, 0 }, RGB(0,0,0) };
  67
  68 /* reserve one extra entry for the stock default bitmap */
  69 /* this is what Windows does too */
  70 #define NB_STOCK_OBJECTS (STOCK_LAST+2)
  71
  72 static HGDIOBJ stock_objects[NB_STOCK_OBJECTS];
  73
  74 static SYSLEVEL GDI_level;
  75 static CRITICAL_SECTION_DEBUG critsect_debug =
  76 {
  77     0, 0, &GDI_level.crst,
  78     { &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList },
  79       0, 0, { 0, (DWORD)(__FILE__ ": GDI_level") }
  80 };
  81 static SYSLEVEL GDI_level = { { &critsect_debug, -1, 0, 0, 0, 0 }, 3 };
  82
  83 static WORD GDI_HeapSel;
  84
  85 inline static BOOL get_bool(char *buffer)
  86 {
  87     return (buffer[0] == 'y' || buffer[0] == 'Y' ||
  88             buffer[0] == 't' || buffer[0] == 'T' ||
  89             buffer[0] == '1');
  90 }
  91
  92
  93 /****************************************************************************
  94  *
  95  *      language-independent stock fonts
  96  *
  97  */
  98
  99 static const LOGFONTW OEMFixedFont =
 100 { 12, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, OEM_CHARSET,
 101   0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN, {'\0'} };
 102
 103 static const LOGFONTW AnsiFixedFont =
 104 { 12, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
 105   0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN, {'\0'} };
 106
 107 static const LOGFONTW AnsiVarFont =
 108 { 12, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
 109   0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 110   {'M','S',' ','S','a','n','s',' ','S','e','r','i','f','\0'} };
 111
 112 /******************************************************************************
 113  *
 114  *      language-dependent stock fonts
 115  *
 116  *      'ANSI' charset and 'DEFAULT' charset is not same.
 117  *      The chars in CP_ACP should be drawn with 'DEFAULT' charset.
 118  *      'ANSI' charset seems to be identical with ISO-8859-1.
 119  *      'DEFAULT' charset is a language-dependent charset.
 120  *
 121  *      'System' font seems to be an alias for language-dependent font.
 122  */
 123
 124 /*
 125  * language-dependenet stock fonts for all known charsets
 126  * please see TranslateCharsetInfo (objects/font.c) and
 127  * CharsetBindingInfo (graphics/x11drv/xfont.c),
 128  * and modify entries for your language if needed.
 129  */
 130 struct DefaultFontInfo
 131 {
 132         UINT            charset;
 133         LOGFONTW        SystemFont;
 134         LOGFONTW        DeviceDefaultFont;
 135         LOGFONTW        SystemFixedFont;
 136         LOGFONTW        DefaultGuiFont;
 137 };
 138
 139 static const struct DefaultFontInfo default_fonts[] =
 140 {
 141     {   ANSI_CHARSET,
 142         { /* System */
 143           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
 144            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 145            {'S','y','s','t','e','m','\0'}
 146         },
 147         { /* Device Default */
 148           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
 149            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 150            {'\0'}
 151         },
 152         { /* System Fixed */
 153           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
 154            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 155            {'\0'}
 156         },
 157         { /* DefaultGuiFont */
 158          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
 159            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 160            {'M','S',' ','S','a','n','s',' ','S','e','r','i','f','\0'}
 161         },
 162     },
 163     {   EASTEUROPE_CHARSET,
 164         { /* System */
 165           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, EASTEUROPE_CHARSET,
 166            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 167            {'S','y','s','t','e','m','\0'}
 168         },
 169         { /* Device Default */
 170           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, EASTEUROPE_CHARSET,
 171            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 172            {'\0'}
 173         },
 174         { /* System Fixed */
 175           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, EASTEUROPE_CHARSET,
 176            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 177            {'\0'}
 178         },
 179         { /* DefaultGuiFont */
 180          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, EASTEUROPE_CHARSET,
 181            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 182            {'M','S',' ','S','a','n','s',' ','S','e','r','i','f','\0'}
 183         },
 184     },
 185     {   RUSSIAN_CHARSET,
 186         { /* System */
 187           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, RUSSIAN_CHARSET,
 188            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 189            {'S','y','s','t','e','m','\0'}
 190         },
 191         { /* Device Default */
 192           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, RUSSIAN_CHARSET,
 193            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 194            {'\0'}
 195         },
 196         { /* System Fixed */
 197           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, RUSSIAN_CHARSET,
 198            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 199            {'\0'}
 200         },
 201         { /* DefaultGuiFont */
 202          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, RUSSIAN_CHARSET,
 203            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 204            {'M','S',' ','S','a','n','s',' ','S','e','r','i','f','\0'}
 205         },
 206     },
 207     {   GREEK_CHARSET,
 208         { /* System */
 209           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GREEK_CHARSET,
 210            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 211            {'S','y','s','t','e','m','\0'}
 212         },
 213         { /* Device Default */
 214           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GREEK_CHARSET,
 215            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 216            {'\0'}
 217         },
 218         { /* System Fixed */
 219           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GREEK_CHARSET,
 220            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 221            {'\0'}
 222         },
 223         { /* DefaultGuiFont */
 224          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GREEK_CHARSET,
 225            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 226            {'M','S',' ','S','a','n','s',' ','S','e','r','i','f','\0'}
 227         },
 228     },
 229     {   TURKISH_CHARSET,
 230         { /* System */
 231           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, TURKISH_CHARSET,
 232            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 233            {'S','y','s','t','e','m','\0'}
 234         },
 235         { /* Device Default */
 236           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, TURKISH_CHARSET,
 237            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 238            {'\0'}
 239         },
 240         { /* System Fixed */
 241           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, TURKISH_CHARSET,
 242            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 243            {'\0'}
 244         },
 245         { /* DefaultGuiFont */
 246          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, TURKISH_CHARSET,
 247            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 248            {'M','S',' ','S','a','n','s',' ','S','e','r','i','f','\0'}
 249         },
 250     },
 251     {   HEBREW_CHARSET,
 252         { /* System */
 253           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HEBREW_CHARSET,
 254            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 255            {'S','y','s','t','e','m','\0'}
 256         },
 257         { /* Device Default */
 258           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HEBREW_CHARSET,
 259            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 260            {'\0'}
 261         },
 262         { /* System Fixed */
 263           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HEBREW_CHARSET,
 264            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 265            {'\0'}
 266         },
 267         { /* DefaultGuiFont */
 268          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HEBREW_CHARSET,
 269            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 270            {'M','S',' ','S','a','n','s',' ','S','e','r','i','f','\0'}
 271         },
 272     },
 273     {   ARABIC_CHARSET,
 274         { /* System */
 275           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ARABIC_CHARSET,
 276            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 277            {'S','y','s','t','e','m','\0'}
 278         },
 279         { /* Device Default */
 280           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ARABIC_CHARSET,
 281            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 282            {'\0'}
 283         },
 284         { /* System Fixed */
 285           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ARABIC_CHARSET,
 286            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 287            {'\0'}
 288         },
 289         { /* DefaultGuiFont */
 290          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ARABIC_CHARSET,
 291            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 292            {'M','S',' ','S','a','n','s',' ','S','e','r','i','f','\0'}
 293         },
 294     },
 295     {   BALTIC_CHARSET,
 296         { /* System */
 297           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, BALTIC_CHARSET,
 298            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 299            {'S','y','s','t','e','m','\0'}
 300         },
 301         { /* Device Default */
 302           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, BALTIC_CHARSET,
 303            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 304            {'\0'}
 305         },
 306         { /* System Fixed */
 307           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, BALTIC_CHARSET,
 308            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 309            {'\0'}
 310         },
 311         { /* DefaultGuiFont */
 312          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, BALTIC_CHARSET,
 313            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 314            {'M','S',' ','S','a','n','s',' ','S','e','r','i','f','\0'}
 315         },
 316     },
 317     {   THAI_CHARSET,
 318         { /* System */
 319           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, THAI_CHARSET,
 320            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 321            {'S','y','s','t','e','m','\0'}
 322         },
 323         { /* Device Default */
 324           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, THAI_CHARSET,
 325            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 326            {'\0'}
 327         },
 328         { /* System Fixed */
 329           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, THAI_CHARSET,
 330            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 331            {'\0'}
 332         },
 333         { /* DefaultGuiFont */
 334          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, THAI_CHARSET,
 335            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 336            {'M','S',' ','S','a','n','s',' ','S','e','r','i','f','\0'}
 337         },
 338     },
 339     {   SHIFTJIS_CHARSET,
 340         { /* System */
 341           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, SHIFTJIS_CHARSET,
 342            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 343            {'S','y','s','t','e','m','\0'}
 344         },
 345         { /* Device Default */
 346           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, SHIFTJIS_CHARSET,
 347            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 348            {'\0'}
 349         },
 350         { /* System Fixed */
 351           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, SHIFTJIS_CHARSET,
 352            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 353            {'\0'}
 354         },
 355         { /* DefaultGuiFont */
 356          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, SHIFTJIS_CHARSET,
 357            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 358            {'M','S',' ','U','I',' ','G','o','t','h','i','c','\0'}
 359         },
 360     },
 361     {   GB2312_CHARSET,
 362         { /* System */
 363           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GB2312_CHARSET,
 364            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 365            {'S','y','s','t','e','m','\0'}
 366         },
 367         { /* Device Default */
 368           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GB2312_CHARSET,
 369            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 370            {'\0'}
 371         },
 372         { /* System Fixed */
 373           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GB2312_CHARSET,
 374            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 375            {'\0'}
 376         },
 377         { /* DefaultGuiFont */
 378          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GB2312_CHARSET,
 379            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 380            {'M','S',' ','S','o','n','g','\0'}   /* FIXME: Is this correct? */
 381         },
 382     },
 383     {   HANGEUL_CHARSET,
 384         { /* System */
 385           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HANGEUL_CHARSET,
 386            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 387            {'S','y','s','t','e','m','\0'}
 388         },
 389         { /* Device Default */
 390           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HANGEUL_CHARSET,
 391            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 392            {'\0'}
 393         },
 394         { /* System Fixed */
 395           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HANGEUL_CHARSET,
 396            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 397            {'\0'}
 398         },
 399         { /* DefaultGuiFont */
 400          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HANGEUL_CHARSET,
 401            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 402            {'G','u','l','i','m'},
 403         },
 404     },
 405     {   CHINESEBIG5_CHARSET,
 406         { /* System */
 407           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, CHINESEBIG5_CHARSET,
 408            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 409            {'S','y','s','t','e','m','\0'}
 410         },
 411         { /* Device Default */
 412           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, CHINESEBIG5_CHARSET,
 413            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 414            {'\0'}
 415         },
 416         { /* System Fixed */
 417           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, CHINESEBIG5_CHARSET,
 418            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 419            {'\0'}
 420         },
 421         { /* DefaultGuiFont */
 422          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, CHINESEBIG5_CHARSET,
 423            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 424            {'\0'}       /* FIXME - what is the native font??? */
 425         },
 426     },
 427     {   JOHAB_CHARSET,
 428         { /* System */
 429           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, JOHAB_CHARSET,
 430            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 431            {'S','y','s','t','e','m','\0'}
 432         },
 433         { /* Device Default */
 434           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, JOHAB_CHARSET,
 435            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 436            {'\0'}
 437         },
 438         { /* System Fixed */
 439           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, JOHAB_CHARSET,
 440            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 441            {'\0'}
 442         },
 443         { /* DefaultGuiFont */
 444          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, JOHAB_CHARSET,
 445            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 446            {'M','S',' ','M','i','n','g','l','i','u','\0'} /* FIXME: Is this correct? */
 447         },
 448     },
 449 };
 450
 451
 452 /******************************************************************************
 453  *      get_default_fonts
 454  */
 455 static const struct DefaultFontInfo* get_default_fonts(UINT charset)
 456 {
 457         int     n;
 458
 459         for(n=0;n<(sizeof(default_fonts)/sizeof(default_fonts[0]));n++)
 460         {
 461                 if ( default_fonts[n].charset == charset )
 462                         return &default_fonts[n];
 463         }
 464
 465         FIXME( "unhandled charset 0x%08x - use ANSI_CHARSET for default stock objects\n", charset );
 466         return &default_fonts[0];
 467 }
 468
 469
 470 /******************************************************************************
 471  *      get_default_charset    (internal)
 472  *
 473  * get the language-dependent charset that can handle CP_ACP correctly.
 474  */
 475 static UINT get_default_charset( void )
 476 {
 477     CHARSETINFO     csi;
 478     UINT    uACP;
 479
 480     uACP = GetACP();
 481     csi.ciCharset = ANSI_CHARSET;
 482     if ( ! TranslateCharsetInfo( (LPDWORD)uACP, &csi, TCI_SRCCODEPAGE ) )
 483     {
 484         FIXME( "unhandled codepage %u - use ANSI_CHARSET for default stock objects\n", uACP );
 485         return ANSI_CHARSET;
 486     }
 487
 488     return csi.ciCharset;
 489 }
 490
 491
 492 /******************************************************************************
 493  *           create_stock_font
 494  */
 495 static HFONT create_stock_font( char const *fontName, const LOGFONTW *font, HKEY hkey )
 496 {
 497     LOGFONTW lf;
 498     char  key[256];
 499     char buffer[MAX_PATH];
 500     DWORD type, count;
 501
 502     if (!hkey) return CreateFontIndirectW( font );
 503
 504     lf = *font;
 505     sprintf(key, "%s.Height", fontName);
 506     count = sizeof(buffer);
 507     if(!RegQueryValueExA(hkey, key, 0, &type, buffer, &count))
 508         lf.lfHeight = atoi(buffer);
 509
 510     sprintf(key, "%s.Bold", fontName);
 511     count = sizeof(buffer);
 512     if(!RegQueryValueExA(hkey, key, 0, &type, buffer, &count))
 513         lf.lfWeight = get_bool(buffer) ? FW_BOLD : FW_NORMAL;
 514
 515     sprintf(key, "%s.Italic", fontName);
 516     count = sizeof(buffer);
 517     if(!RegQueryValueExA(hkey, key, 0, &type, buffer, &count))
 518         lf.lfItalic = get_bool(buffer);
 519
 520     sprintf(key, "%s.Underline", fontName);
 521     count = sizeof(buffer);
 522     if(!RegQueryValueExA(hkey, key, 0, &type, buffer, &count))
 523         lf.lfUnderline = get_bool(buffer);
 524
 525     sprintf(key, "%s.StrikeOut", fontName);
 526     count = sizeof(buffer);
 527     if(!RegQueryValueExA(hkey, key, 0, &type, buffer, &count))
 528         lf.lfStrikeOut = get_bool(buffer);
 529     return CreateFontIndirectW( &lf );
 530 }
 531
 532
 533 #define TRACE_SEC(handle,text) \
 534    TRACE("(%p): " text " %ld\n", (handle), GDI_level.crst.RecursionCount)
 535
 536
 537 /***********************************************************************
 538  *           inc_ref_count
 539  *
 540  * Increment the reference count of a GDI object.
 541  */
 542 inline static void inc_ref_count( HGDIOBJ handle )
 543 {
 544     GDIOBJHDR *header;
 545
 546     if ((header = GDI_GetObjPtr( handle, MAGIC_DONTCARE )))
 547     {
 548         header->dwCount++;
 549         GDI_ReleaseObj( handle );
 550     }
 551 }
 552
 553
 554 /***********************************************************************
 555  *           dec_ref_count
 556  *
 557  * Decrement the reference count of a GDI object.
 558  */
 559 inline static void dec_ref_count( HGDIOBJ handle )
 560 {
 561     GDIOBJHDR *header;
 562
 563     if ((header = GDI_GetObjPtr( handle, MAGIC_DONTCARE )))
 564     {
 565         if (header->dwCount) header->dwCount--;
 566         if (header->dwCount != 0x80000000) GDI_ReleaseObj( handle );
 567         else
 568         {
 569             /* handle delayed DeleteObject*/
 570             header->dwCount = 0;
 571             GDI_ReleaseObj( handle );
 572             TRACE( "executing delayed DeleteObject for %p\n", handle );
 573             DeleteObject( handle );
 574         }
 575     }
 576 }
 577
 578
 579 /***********************************************************************
 580  *           GDI_Init
 581  *
 582  * GDI initialization.
 583  */
 584 BOOL GDI_Init(void)
 585 {
 586     HINSTANCE16 instance;
 587     HKEY hkey;
 588     GDIOBJHDR *ptr;
 589     const struct DefaultFontInfo* deffonts;
 590     int i;
 591
 592     if (RegOpenKeyA(HKEY_LOCAL_MACHINE, "Software\\Wine\\Wine\\Config\\Tweak.Fonts", &hkey))
 593         hkey = 0;
 594
 595     /* create GDI heap */
 596     if ((instance = LoadLibrary16( "GDI.EXE" )) >= 32) GDI_HeapSel = instance | 7;
 597
 598     /* create stock objects */
 599     stock_objects[WHITE_BRUSH]  = CreateBrushIndirect( &WhiteBrush );
 600     stock_objects[LTGRAY_BRUSH] = CreateBrushIndirect( &LtGrayBrush );
 601     stock_objects[GRAY_BRUSH]   = CreateBrushIndirect( &GrayBrush );
 602     stock_objects[DKGRAY_BRUSH] = CreateBrushIndirect( &DkGrayBrush );
 603     stock_objects[BLACK_BRUSH]  = CreateBrushIndirect( &BlackBrush );
 604     stock_objects[NULL_BRUSH]   = CreateBrushIndirect( &NullBrush );
 605
 606     stock_objects[WHITE_PEN]    = CreatePenIndirect( &WhitePen );
 607     stock_objects[BLACK_PEN]    = CreatePenIndirect( &BlackPen );
 608     stock_objects[NULL_PEN]     = CreatePenIndirect( &NullPen );
 609
 610     stock_objects[DEFAULT_PALETTE] = PALETTE_Init();
 611     stock_objects[DEFAULT_BITMAP]  = CreateBitmap( 1, 1, 1, 1, NULL );
 612
 613     /* language-independent stock fonts */
 614     stock_objects[OEM_FIXED_FONT]      = create_stock_font( "OEMFixed", &OEMFixedFont, hkey );
 615     stock_objects[ANSI_FIXED_FONT]     = create_stock_font( "AnsiFixed", &AnsiFixedFont, hkey );
 616     stock_objects[ANSI_VAR_FONT]       = create_stock_font( "AnsiVar", &AnsiVarFont, hkey );
 617
 618     /* language-dependent stock fonts */
 619     deffonts = get_default_fonts(get_default_charset());
 620     stock_objects[SYSTEM_FONT]         = create_stock_font( "System", &deffonts->SystemFont, hkey );
 621     stock_objects[DEVICE_DEFAULT_FONT] = create_stock_font( "DeviceDefault", &deffonts->DeviceDefaultFont, hkey );
 622     stock_objects[SYSTEM_FIXED_FONT]   = create_stock_font( "SystemFixed", &deffonts->SystemFixedFont, hkey );
 623     stock_objects[DEFAULT_GUI_FONT]    = create_stock_font( "DefaultGui", &deffonts->DefaultGuiFont, hkey );
 624
 625     stock_objects[DC_BRUSH]     = CreateBrushIndirect( &DCBrush );
 626     stock_objects[DC_PEN]       = CreatePenIndirect( &DCPen );
 627
 628     /* clear the NOSYSTEM bit on all stock objects*/
 629     for (i = 0; i < NB_STOCK_OBJECTS; i++)
 630     {
 631         if (!stock_objects[i])
 632         {
 633             if (i == 9) continue;  /* there's no stock object 9 */
 634             ERR( "could not create stock object %d\n", i );
 635             return FALSE;
 636         }
 637         ptr = GDI_GetObjPtr( stock_objects[i], MAGIC_DONTCARE );
 638         ptr->wMagic &= ~OBJECT_NOSYSTEM;
 639         GDI_ReleaseObj( stock_objects[i] );
 640     }
 641
 642     if (hkey) RegCloseKey( hkey );
 643
 644     WineEngInit();
 645
 646     return TRUE;
 647 }
 648
 649 #define FIRST_LARGE_HANDLE 16
 650 #define MAX_LARGE_HANDLES ((GDI_HEAP_SIZE >> 2) - FIRST_LARGE_HANDLE)
 651 static GDIOBJHDR *large_handles[MAX_LARGE_HANDLES];
 652 static int next_large_handle;
 653
 654 /***********************************************************************
 655  *           alloc_large_heap
 656  *
 657  * Allocate a GDI handle from the large heap. Helper for GDI_AllocObject
 658  */
 659 inline static GDIOBJHDR *alloc_large_heap( WORD size, HGDIOBJ *handle )
 660 {
 661     int i;
 662     GDIOBJHDR *obj;
 663
 664     for (i = next_large_handle + 1; i < MAX_LARGE_HANDLES; i++)
 665         if (!large_handles[i]) goto found;
 666     for (i = 0; i <= next_large_handle; i++)
 667         if (!large_handles[i]) goto found;
 668     *handle = 0;
 669     return NULL;
 670
 671  found:
 672     if ((obj = HeapAlloc( GetProcessHeap(), 0, size )))
 673     {
 674         large_handles[i] = obj;
 675         *handle = (HGDIOBJ)(ULONG_PTR)((i + FIRST_LARGE_HANDLE) << 2);
 676         next_large_handle = i;
 677     }
 678     return obj;
 679 }
 680
 681
 682 /***********************************************************************
 683  *           GDI_AllocObject
 684  */
 685 void *GDI_AllocObject( WORD size, WORD magic, HGDIOBJ *handle, const struct gdi_obj_funcs *funcs )
 686 {
 687     GDIOBJHDR *obj;
 688     HLOCAL16 hlocal;
 689
 690     _EnterSysLevel( &GDI_level );
 691     switch(magic)
 692     {
 693     default:
 694         if (GDI_HeapSel)
 695         {
 696             if (!(hlocal = LOCAL_Alloc( GDI_HeapSel, LMEM_MOVEABLE, size ))) goto error;
 697             assert( hlocal & 2 );
 698             obj = (GDIOBJHDR *)LOCAL_Lock( GDI_HeapSel, hlocal );
 699             *handle = (HGDIOBJ)(ULONG_PTR)hlocal;
 700             break;
 701         }
 702         /* fall through */
 703     case DC_MAGIC:
 704     case DISABLED_DC_MAGIC:
 705     case META_DC_MAGIC:
 706     case METAFILE_MAGIC:
 707     case METAFILE_DC_MAGIC:
 708     case ENHMETAFILE_MAGIC:
 709     case ENHMETAFILE_DC_MAGIC:
 710     case MEMORY_DC_MAGIC:
 711     case BITMAP_MAGIC:
 712     case PALETTE_MAGIC:
 713         if (!(obj = alloc_large_heap( size, handle ))) goto error;
 714         break;
 715     }
 716
 717     obj->hNext   = 0;
 718     obj->wMagic  = magic|OBJECT_NOSYSTEM;
 719     obj->dwCount = 0;
 720     obj->funcs   = funcs;
 721     obj->hdcs    = NULL;
 722
 723     TRACE_SEC( *handle, "enter" );
 724     return obj;
 725
 726 error:
 727     _LeaveSysLevel( &GDI_level );
 728     *handle = 0;
 729     return NULL;
 730 }
 731
 732
 733 /***********************************************************************
 734  *           GDI_ReallocObject
 735  *
 736  * The object ptr must have been obtained with GDI_GetObjPtr.
 737  * The new pointer must be released with GDI_ReleaseObj.
 738  */
 739 void *GDI_ReallocObject( WORD size, HGDIOBJ handle, void *object )
 740 {
 741     HGDIOBJ new_handle;
 742
 743     if ((UINT_PTR)handle & 2)  /* GDI heap handle */
 744     {
 745         HLOCAL16 h = LOWORD(handle);
 746         LOCAL_Unlock( GDI_HeapSel, h );
 747         if ((new_handle = (HGDIOBJ)(ULONG_PTR)LOCAL_ReAlloc( GDI_HeapSel, h, size, LMEM_MOVEABLE )))
 748         {
 749             assert( new_handle == handle );  /* moveable handle cannot change */
 750             return LOCAL_Lock( GDI_HeapSel, h );
 751         }
 752     }
 753     else
 754     {
 755         int i = ((ULONG_PTR)handle >> 2) - FIRST_LARGE_HANDLE;
 756         if (i >= 0 && i < MAX_LARGE_HANDLES && large_handles[i])
 757         {
 758             void *new_ptr = HeapReAlloc( GetProcessHeap(), 0, large_handles[i], size );
 759             if (new_ptr)
 760             {
 761                 large_handles[i] = new_ptr;
 762                 return new_ptr;
 763             }
 764         }
 765         else ERR( "Invalid handle %p\n", handle );
 766     }
 767     TRACE_SEC( handle, "leave" );
 768     _LeaveSysLevel( &GDI_level );
 769     return NULL;
 770 }
 771
 772
 773 /***********************************************************************
 774  *           GDI_FreeObject
 775  */
 776 BOOL GDI_FreeObject( HGDIOBJ handle, void *ptr )
 777 {
 778     GDIOBJHDR *object = ptr;
 779
 780     object->wMagic = 0;  /* Mark it as invalid */
 781     object->funcs  = NULL;
 782     if ((UINT_PTR)handle & 2)  /* GDI heap handle */
 783     {
 784         HLOCAL16 h = LOWORD(handle);
 785         LOCAL_Unlock( GDI_HeapSel, h );
 786         LOCAL_Free( GDI_HeapSel, h );
 787     }
 788     else  /* large heap handle */
 789     {
 790         int i = ((ULONG_PTR)handle >> 2) - FIRST_LARGE_HANDLE;
 791         if (i >= 0 && i < MAX_LARGE_HANDLES && large_handles[i])
 792         {
 793             HeapFree( GetProcessHeap(), 0, large_handles[i] );
 794             large_handles[i] = NULL;
 795         }
 796         else ERR( "Invalid handle %p\n", handle );
 797     }
 798     TRACE_SEC( handle, "leave" );
 799     _LeaveSysLevel( &GDI_level );
 800     return TRUE;
 801 }
 802
 803
 804 /***********************************************************************
 805  *           GDI_GetObjPtr
 806  *
 807  * Return a pointer to the GDI object associated to the handle.
 808  * Return NULL if the object has the wrong magic number.
 809  * The object must be released with GDI_ReleaseObj.
 810  */
 811 void *GDI_GetObjPtr( HGDIOBJ handle, WORD magic )
 812 {
 813     GDIOBJHDR *ptr = NULL;
 814
 815     _EnterSysLevel( &GDI_level );
 816
 817     if ((UINT_PTR)handle & 2)  /* GDI heap handle */
 818     {
 819         HLOCAL16 h = LOWORD(handle);
 820         ptr = (GDIOBJHDR *)LOCAL_Lock( GDI_HeapSel, h );
 821         if (ptr)
 822         {
 823             if (((magic != MAGIC_DONTCARE) && (GDIMAGIC(ptr->wMagic) != magic)) ||
 824                 (GDIMAGIC(ptr->wMagic) < FIRST_MAGIC) ||
 825                 (GDIMAGIC(ptr->wMagic) > LAST_MAGIC))
 826             {
 827                 LOCAL_Unlock( GDI_HeapSel, h );
 828                 ptr = NULL;
 829             }
 830         }
 831     }
 832     else  /* large heap handle */
 833     {
 834         int i = ((UINT_PTR)handle >> 2) - FIRST_LARGE_HANDLE;
 835         if (i >= 0 && i < MAX_LARGE_HANDLES)
 836         {
 837             ptr = large_handles[i];
 838             if (ptr && (magic != MAGIC_DONTCARE) && (GDIMAGIC(ptr->wMagic) != magic)) ptr = NULL;
 839         }
 840     }
 841
 842     if (!ptr)
 843     {
 844         _LeaveSysLevel( &GDI_level );
 845         SetLastError( ERROR_INVALID_HANDLE );
 846         WARN( "Invalid handle %p\n", handle );
 847     }
 848     else TRACE_SEC( handle, "enter" );
 849
 850     return ptr;
 851 }
 852
 853
 854 /***********************************************************************
 855  *           GDI_ReleaseObj
 856  *
 857  */
 858 void GDI_ReleaseObj( HGDIOBJ handle )
 859 {
 860     if ((UINT_PTR)handle & 2) LOCAL_Unlock( GDI_HeapSel, LOWORD(handle) );
 861     TRACE_SEC( handle, "leave" );
 862     _LeaveSysLevel( &GDI_level );
 863 }
 864
 865
 866 /***********************************************************************
 867  *           GDI_CheckNotLock
 868  */
 869 void GDI_CheckNotLock(void)
 870 {
 871     _CheckNotSysLevel( &GDI_level );
 872 }
 873
 874
 875 /***********************************************************************
 876  *           DeleteObject    (GDI32.@)
 877  */
 878 BOOL WINAPI DeleteObject( HGDIOBJ obj )
 879 {
 880       /* Check if object is valid */
 881
 882     GDIOBJHDR * header;
 883     if (HIWORD(obj)) return FALSE;
 884
 885     if (!(header = GDI_GetObjPtr( obj, MAGIC_DONTCARE ))) return FALSE;
 886
 887     if (!(header->wMagic & OBJECT_NOSYSTEM)
 888     &&   (header->wMagic >= FIRST_MAGIC) && (header->wMagic <= LAST_MAGIC))
 889     {
 890         TRACE("Preserving system object %p\n", obj);
 891         GDI_ReleaseObj( obj );
 892         return TRUE;
 893     }
 894
 895     while (header->hdcs)
 896     {
 897         DC *dc = DC_GetDCPtr(header->hdcs->hdc);
 898         struct hdc_list *tmp;
 899
 900         TRACE("hdc %p has interest in %p\n", header->hdcs->hdc, obj);
 901         if(dc)
 902         {
 903             if(dc->funcs->pDeleteObject)
 904                 dc->funcs->pDeleteObject( dc->physDev, obj );
 905             GDI_ReleaseObj( header->hdcs->hdc );
 906         }
 907         tmp = header->hdcs;
 908         header->hdcs = header->hdcs->next;
 909         HeapFree(GetProcessHeap(), 0, tmp);
 910     }
 911
 912     if (header->dwCount)
 913     {
 914         TRACE("delayed for %p because object in use, count %ld\n", obj, header->dwCount );
 915         header->dwCount |= 0x80000000; /* mark for delete */
 916         GDI_ReleaseObj( obj );
 917         return TRUE;
 918     }
 919
 920     TRACE("%p\n", obj );
 921
 922       /* Delete object */
 923
 924     if (header->funcs && header->funcs->pDeleteObject)
 925         return header->funcs->pDeleteObject( obj, header );
 926
 927     GDI_ReleaseObj( obj );
 928     return FALSE;
 929 }
 930
 931 /***********************************************************************
 932  *           GDI_hdc_using_object
 933  *
 934  * Call this if the dc requires DeleteObject notification
 935  */
 936 BOOL GDI_hdc_using_object(HGDIOBJ obj, HDC hdc)
 937 {
 938     GDIOBJHDR * header;
 939     struct hdc_list **pphdc;
 940
 941     TRACE("obj %p hdc %p\n", obj, hdc);
 942
 943     if (!(header = GDI_GetObjPtr( obj, MAGIC_DONTCARE ))) return FALSE;
 944
 945     if (!(header->wMagic & OBJECT_NOSYSTEM) &&
 946          (header->wMagic >= FIRST_MAGIC) && (header->wMagic <= LAST_MAGIC))
 947     {
 948         GDI_ReleaseObj(obj);
 949         return FALSE;
 950     }
 951
 952     for(pphdc = &header->hdcs; *pphdc; pphdc = &(*pphdc)->next)
 953         if((*pphdc)->hdc == hdc)
 954             break;
 955
 956     if(!*pphdc) {
 957         *pphdc = HeapAlloc(GetProcessHeap(), 0, sizeof(**pphdc));
 958         (*pphdc)->hdc = hdc;
 959         (*pphdc)->next = NULL;
 960     }
 961
 962     GDI_ReleaseObj(obj);
 963     return TRUE;
 964 }
 965
 966 /***********************************************************************
 967  *           GDI_hdc_not_using_object
 968  *
 969  */
 970 BOOL GDI_hdc_not_using_object(HGDIOBJ obj, HDC hdc)
 971 {
 972     GDIOBJHDR * header;
 973     struct hdc_list *phdc, **prev;
 974
 975     TRACE("obj %p hdc %p\n", obj, hdc);
 976
 977     if (!(header = GDI_GetObjPtr( obj, MAGIC_DONTCARE ))) return FALSE;
 978
 979     if (!(header->wMagic & OBJECT_NOSYSTEM) &&
 980          (header->wMagic >= FIRST_MAGIC) && (header->wMagic <= LAST_MAGIC))
 981     {
 982         GDI_ReleaseObj(obj);
 983         return FALSE;
 984     }
 985
 986     phdc = header->hdcs;
 987     prev = &header->hdcs;
 988
 989     while(phdc) {
 990         if(phdc->hdc == hdc) {
 991             *prev = phdc->next;
 992             HeapFree(GetProcessHeap(), 0, phdc);
 993             phdc = *prev;
 994         } else {
 995             prev = &phdc->next;
 996             phdc = phdc->next;
 997         }
 998     }
 999
1000     GDI_ReleaseObj(obj);
1001     return TRUE;
1002 }
1003
1004 /***********************************************************************
1005  *           GetStockObject    (GDI32.@)
1006  */
1007 HGDIOBJ WINAPI GetStockObject( INT obj )
1008 {
1009     HGDIOBJ ret;
1010     if ((obj < 0) || (obj >= NB_STOCK_OBJECTS)) return 0;
1011     ret = stock_objects[obj];
1012     TRACE("returning %p\n", ret );
1013     return ret;
1014 }
1015
1016
1017 /***********************************************************************
1018  *           GetObject    (GDI.82)
1019  */
1020 INT16 WINAPI GetObject16( HGDIOBJ16 handle16, INT16 count, LPVOID buffer )
1021 {
1022     GDIOBJHDR * ptr;
1023     HGDIOBJ handle = HGDIOBJ_32( handle16 );
1024     INT16 result = 0;
1025
1026     TRACE("%p %d %p\n", handle, count, buffer );
1027     if (!count) return 0;
1028
1029     if (!(ptr = GDI_GetObjPtr( handle, MAGIC_DONTCARE ))) return 0;
1030
1031     if (ptr->funcs && ptr->funcs->pGetObject16)
1032         result = ptr->funcs->pGetObject16( handle, ptr, count, buffer );
1033     else
1034         SetLastError( ERROR_INVALID_HANDLE );
1035
1036     GDI_ReleaseObj( handle );
1037     return result;
1038 }
1039
1040
1041 /***********************************************************************
1042  *           GetObjectA    (GDI32.@)
1043  */
1044 INT WINAPI GetObjectA( HGDIOBJ handle, INT count, LPVOID buffer )
1045 {
1046     GDIOBJHDR * ptr;
1047     INT result = 0;
1048     TRACE("%p %d %p\n", handle, count, buffer );
1049
1050     if (!(ptr = GDI_GetObjPtr( handle, MAGIC_DONTCARE ))) return 0;
1051
1052     if (ptr->funcs && ptr->funcs->pGetObjectA)
1053         result = ptr->funcs->pGetObjectA( handle, ptr, count, buffer );
1054     else
1055         SetLastError( ERROR_INVALID_HANDLE );
1056
1057     GDI_ReleaseObj( handle );
1058     return result;
1059 }
1060
1061 /***********************************************************************
1062  *           GetObjectW    (GDI32.@)
1063  */
1064 INT WINAPI GetObjectW( HGDIOBJ handle, INT count, LPVOID buffer )
1065 {
1066     GDIOBJHDR * ptr;
1067     INT result = 0;
1068     TRACE("%p %d %p\n", handle, count, buffer );
1069
1070     if (!(ptr = GDI_GetObjPtr( handle, MAGIC_DONTCARE ))) return 0;
1071
1072     if (ptr->funcs && ptr->funcs->pGetObjectW)
1073         result = ptr->funcs->pGetObjectW( handle, ptr, count, buffer );
1074     else
1075         SetLastError( ERROR_INVALID_HANDLE );
1076
1077     GDI_ReleaseObj( handle );
1078     return result;
1079 }
1080
1081 /***********************************************************************
1082  *           GetObjectType    (GDI32.@)
1083  */
1084 DWORD WINAPI GetObjectType( HGDIOBJ handle )
1085 {
1086     GDIOBJHDR * ptr;
1087     INT result = 0;
1088     TRACE("%p\n", handle );
1089
1090     if (!(ptr = GDI_GetObjPtr( handle, MAGIC_DONTCARE ))) return 0;
1091
1092     switch(GDIMAGIC(ptr->wMagic))
1093     {
1094       case PEN_MAGIC:
1095           result = OBJ_PEN;
1096           break;
1097       case BRUSH_MAGIC:
1098           result = OBJ_BRUSH;
1099           break;
1100       case BITMAP_MAGIC:
1101           result = OBJ_BITMAP;
1102           break;
1103       case FONT_MAGIC:
1104           result = OBJ_FONT;
1105           break;
1106       case PALETTE_MAGIC:
1107           result = OBJ_PAL;
1108           break;
1109       case REGION_MAGIC:
1110           result = OBJ_REGION;
1111           break;
1112       case DC_MAGIC:
1113           result = OBJ_DC;
1114           break;
1115       case META_DC_MAGIC:
1116           result = OBJ_METADC;
1117           break;
1118       case METAFILE_MAGIC:
1119           result = OBJ_METAFILE;
1120           break;
1121       case METAFILE_DC_MAGIC:
1122           result = OBJ_METADC;
1123           break;
1124       case ENHMETAFILE_MAGIC:
1125           result = OBJ_ENHMETAFILE;
1126           break;
1127       case ENHMETAFILE_DC_MAGIC:
1128           result = OBJ_ENHMETADC;
1129           break;
1130       case MEMORY_DC_MAGIC:
1131           result = OBJ_MEMDC;
1132           break;
1133       default:
1134           FIXME("Magic %04x not implemented\n", GDIMAGIC(ptr->wMagic) );
1135           break;
1136     }
1137     GDI_ReleaseObj( handle );
1138     return result;
1139 }
1140
1141 /***********************************************************************
1142  *           GetCurrentObject           (GDI32.@)
1143  */
1144 HGDIOBJ WINAPI GetCurrentObject(HDC hdc,UINT type)
1145 {
1146     HGDIOBJ ret = 0;
1147     DC * dc = DC_GetDCPtr( hdc );
1148
1149     if (dc)
1150     {
1151     switch (type) {
1152         case OBJ_PEN:    ret = dc->hPen; break;
1153         case OBJ_BRUSH:  ret = dc->hBrush; break;
1154         case OBJ_PAL:    ret = dc->hPalette; break;
1155         case OBJ_FONT:   ret = dc->hFont; break;
1156         case OBJ_BITMAP: ret = dc->hBitmap; break;
1157     default:
1158         /* the SDK only mentions those above */
1159         FIXME("(%p,%d): unknown type.\n",hdc,type);
1160             break;
1161         }
1162         GDI_ReleaseObj( hdc );
1163     }
1164     return ret;
1165 }
1166
1167
1168 /***********************************************************************
1169  *           SelectObject    (GDI32.@)
1170  */
1171 HGDIOBJ WINAPI SelectObject( HDC hdc, HGDIOBJ handle )
1172 {
1173     HGDIOBJ ret = 0;
1174     GDIOBJHDR *header = GDI_GetObjPtr( handle, MAGIC_DONTCARE );
1175     if (!header) return 0;
1176
1177     TRACE("hdc=%p %p\n", hdc, handle );
1178
1179     if (header->funcs && header->funcs->pSelectObject)
1180     {
1181         ret = header->funcs->pSelectObject( handle, header, hdc );
1182         if (ret && ret != handle && (INT)ret > COMPLEXREGION)
1183         {
1184             inc_ref_count( handle );
1185             dec_ref_count( ret );
1186         }
1187     }
1188     GDI_ReleaseObj( handle );
1189     return ret;
1190 }
1191
1192
1193 /***********************************************************************
1194  *           UnrealizeObject    (GDI32.@)
1195  */
1196 BOOL WINAPI UnrealizeObject( HGDIOBJ obj )
1197 {
1198     BOOL result = TRUE;
1199   /* Check if object is valid */
1200
1201     GDIOBJHDR * header = GDI_GetObjPtr( obj, MAGIC_DONTCARE );
1202     if (!header) return FALSE;
1203
1204     TRACE("%p\n", obj );
1205
1206       /* Unrealize object */
1207
1208     if (header->funcs && header->funcs->pUnrealizeObject)
1209         result = header->funcs->pUnrealizeObject( obj, header );
1210
1211     GDI_ReleaseObj( obj );
1212     return result;
1213 }
1214
1215
1216 /* Solid colors to enumerate */
1217 static const COLORREF solid_colors[] =
1218 { RGB(0x00,0x00,0x00), RGB(0xff,0xff,0xff),
1219 RGB(0xff,0x00,0x00), RGB(0x00,0xff,0x00),
1220 RGB(0x00,0x00,0xff), RGB(0xff,0xff,0x00),
1221 RGB(0xff,0x00,0xff), RGB(0x00,0xff,0xff),
1222 RGB(0x80,0x00,0x00), RGB(0x00,0x80,0x00),
1223 RGB(0x80,0x80,0x00), RGB(0x00,0x00,0x80),
1224 RGB(0x80,0x00,0x80), RGB(0x00,0x80,0x80),
1225 RGB(0x80,0x80,0x80), RGB(0xc0,0xc0,0xc0)
1226 };
1227
1228
1229 /***********************************************************************
1230  *           EnumObjects    (GDI32.@)
1231  */
1232 INT WINAPI EnumObjects( HDC hdc, INT nObjType,
1233                             GOBJENUMPROC lpEnumFunc, LPARAM lParam )
1234 {
1235     INT i, retval = 0;
1236     LOGPEN pen;
1237     LOGBRUSH brush;
1238
1239     TRACE("%p %d %p %08lx\n", hdc, nObjType, lpEnumFunc, lParam );
1240     switch(nObjType)
1241     {
1242     case OBJ_PEN:
1243         /* Enumerate solid pens */
1244         for (i = 0; i < sizeof(solid_colors)/sizeof(solid_colors[0]); i++)
1245         {
1246             pen.lopnStyle   = PS_SOLID;
1247             pen.lopnWidth.x = 1;
1248             pen.lopnWidth.y = 0;
1249             pen.lopnColor   = solid_colors[i];
1250             retval = lpEnumFunc( &pen, lParam );
1251             TRACE("solid pen %08lx, ret=%d\n",
1252                          solid_colors[i], retval);
1253             if (!retval) break;
1254         }
1255         break;
1256
1257     case OBJ_BRUSH:
1258         /* Enumerate solid brushes */
1259         for (i = 0; i < sizeof(solid_colors)/sizeof(solid_colors[0]); i++)
1260         {
1261             brush.lbStyle = BS_SOLID;
1262             brush.lbColor = solid_colors[i];
1263             brush.lbHatch = 0;
1264             retval = lpEnumFunc( &brush, lParam );
1265             TRACE("solid brush %08lx, ret=%d\n",
1266                          solid_colors[i], retval);
1267             if (!retval) break;
1268         }
1269
1270         /* Now enumerate hatched brushes */
1271         if (retval) for (i = HS_HORIZONTAL; i <= HS_DIAGCROSS; i++)
1272         {
1273             brush.lbStyle = BS_HATCHED;
1274             brush.lbColor = RGB(0,0,0);
1275             brush.lbHatch = i;
1276             retval = lpEnumFunc( &brush, lParam );
1277             TRACE("hatched brush %d, ret=%d\n",
1278                          i, retval);
1279             if (!retval) break;
1280         }
1281         break;
1282
1283     default:
1284         /* FIXME: implement Win32 types */
1285         WARN("(%d): Invalid type\n", nObjType );
1286         break;
1287     }
1288     return retval;
1289 }
1290
1291
1292 /***********************************************************************
1293  *           IsGDIObject    (GDI.462)
1294  *
1295  * returns type of object if valid (W95 system programming secrets p. 264-5)
1296  */
1297 BOOL16 WINAPI IsGDIObject16( HGDIOBJ16 handle16 )
1298 {
1299     UINT16 magic = 0;
1300     HGDIOBJ handle = HGDIOBJ_32( handle16 );
1301
1302     GDIOBJHDR *object = GDI_GetObjPtr( handle, MAGIC_DONTCARE );
1303     if (object)
1304     {
1305         magic = GDIMAGIC(object->wMagic) - PEN_MAGIC + 1;
1306         GDI_ReleaseObj( handle );
1307     }
1308     return magic;
1309 }
1310
1311
1312 /***********************************************************************
1313  *           SetObjectOwner    (GDI32.@)
1314  */
1315 void WINAPI SetObjectOwner( HGDIOBJ handle, HANDLE owner )
1316 {
1317     /* Nothing to do */
1318 }
1319
1320
1321 /***********************************************************************
1322  *           MakeObjectPrivate    (GDI.463)
1323  *
1324  * What does that mean ?
1325  * Some little docu can be found in "Undocumented Windows",
1326  * but this is basically useless.
1327  * At least we know that this flags the GDI object's wMagic
1328  * with 0x2000 (OBJECT_PRIVATE), so we just do it.
1329  * But Wine doesn't react on that yet.
1330  */
1331 void WINAPI MakeObjectPrivate16( HGDIOBJ16 handle16, BOOL16 private )
1332 {
1333     HGDIOBJ handle = HGDIOBJ_32( handle16 );
1334     GDIOBJHDR *ptr = GDI_GetObjPtr( handle, MAGIC_DONTCARE );
1335     if (!ptr)
1336     {
1337         ERR("invalid GDI object %p !\n", handle);
1338         return;
1339     }
1340     ptr->wMagic |= OBJECT_PRIVATE;
1341     GDI_ReleaseObj( handle );
1342 }
1343
1344
1345 /***********************************************************************
1346  *           GdiFlush    (GDI32.@)
1347  */
1348 BOOL WINAPI GdiFlush(void)
1349 {
1350     return TRUE;  /* FIXME */
1351 }
1352
1353
1354 /***********************************************************************
1355  *           GdiGetBatchLimit    (GDI32.@)
1356  */
1357 DWORD WINAPI GdiGetBatchLimit(void)
1358 {
1359     return 1;  /* FIXME */
1360 }
1361
1362
1363 /***********************************************************************
1364  *           GdiSetBatchLimit    (GDI32.@)
1365  */
1366 DWORD WINAPI GdiSetBatchLimit( DWORD limit )
1367 {
1368     return 1; /* FIXME */
1369 }
1370
1371
1372 /***********************************************************************
1373  *           GdiSeeGdiDo   (GDI.452)
1374  */
1375 DWORD WINAPI GdiSeeGdiDo16( WORD wReqType, WORD wParam1, WORD wParam2,
1376                           WORD wParam3 )
1377 {
1378     switch (wReqType)
1379     {
1380     case 0x0001:  /* LocalAlloc */
1381         return LOCAL_Alloc( GDI_HeapSel, wParam1, wParam3 );
1382     case 0x0002:  /* LocalFree */
1383         return LOCAL_Free( GDI_HeapSel, wParam1 );
1384     case 0x0003:  /* LocalCompact */
1385         return LOCAL_Compact( GDI_HeapSel, wParam3, 0 );
1386     case 0x0103:  /* LocalHeap */
1387         return GDI_HeapSel;
1388     default:
1389         WARN("(wReqType=%04x): Unknown\n", wReqType);
1390         return ~0UL;
1391     }
1392 }
1393
1394 /***********************************************************************
1395  *           GdiSignalProc32     (GDI.610)
1396  */
1397 WORD WINAPI GdiSignalProc( UINT uCode, DWORD dwThreadOrProcessID,
1398                            DWORD dwFlags, HMODULE16 hModule )
1399 {
1400     return 0;
1401 }
1402
1403 /***********************************************************************
1404  *           GdiInit2     (GDI.403)
1405  *
1406  * See "Undocumented Windows"
1407  */
1408 HANDLE16 WINAPI GdiInit216(
1409     HANDLE16 h1, /* [in] GDI object */
1410     HANDLE16 h2  /* [in] global data */
1411 )
1412 {
1413     FIXME("(%04x, %04x), stub.\n", h1, h2);
1414     if (h2 == 0xffff)
1415         return 0xffff; /* undefined return value */
1416     return h1; /* FIXME: should be the memory handle of h1 */
1417 }
1418
1419 /***********************************************************************
1420  *           FinalGdiInit     (GDI.405)
1421  */
1422 void WINAPI FinalGdiInit16( HBRUSH16 hPattern /* [in] fill pattern of desktop */ )
1423 {
1424 }
1425
1426 /***********************************************************************
1427  *           GdiFreeResources   (GDI.609)
1428  */
1429 WORD WINAPI GdiFreeResources16( DWORD reserve )
1430 {
1431    return (WORD)( (int)LOCAL_CountFree( GDI_HeapSel ) * 100 /
1432                   (int)LOCAL_HeapSize( GDI_HeapSel ) );
1433 }
1434
1435
1436 /*******************************************************************
1437  *      GetColorAdjustment [GDI32.@]
1438  *
1439  *
1440  */
1441 BOOL WINAPI GetColorAdjustment(HDC hdc, LPCOLORADJUSTMENT lpca)
1442 {
1443         FIXME("GetColorAdjustment, stub\n");
1444         return 0;
1445 }
1446
1447 /*******************************************************************
1448  *      GetMiterLimit [GDI32.@]
1449  *
1450  *
1451  */
1452 BOOL WINAPI GetMiterLimit(HDC hdc, PFLOAT peLimit)
1453 {
1454         FIXME("GetMiterLimit, stub\n");
1455         return 0;
1456 }
1457
1458 /*******************************************************************
1459  *      SetMiterLimit [GDI32.@]
1460  *
1461  *
1462  */
1463 BOOL WINAPI SetMiterLimit(HDC hdc, FLOAT eNewLimit, PFLOAT peOldLimit)
1464 {
1465     FIXME("(%p,%f,%p) stub\n", hdc, eNewLimit, peOldLimit);
1466     if (peOldLimit)
1467         *peOldLimit = 10.0; /* Default miter is 10, see msdn */
1468     return TRUE;
1469 }
1470
1471 /*******************************************************************
1472  *      GdiComment [GDI32.@]
1473  *
1474  *
1475  */
1476 BOOL WINAPI GdiComment(HDC hdc, UINT cbSize, const BYTE *lpData)
1477 {
1478     DC *dc = DC_GetDCPtr(hdc);
1479     BOOL ret = FALSE;
1480     if(dc)
1481     {
1482         if (dc->funcs->pGdiComment)
1483             ret = dc->funcs->pGdiComment( dc->physDev, cbSize, lpData );
1484     }
1485     GDI_ReleaseObj( hdc );
1486     return ret;
1487 }
1488
1489 /*******************************************************************
1490  *      SetColorAdjustment [GDI32.@]
1491  *
1492  *
1493  */
1494 BOOL WINAPI SetColorAdjustment(HDC hdc, const COLORADJUSTMENT* lpca)
1495 {
1496         FIXME("SetColorAdjustment, stub\n");
1497         return 0;
1498 }