objects/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 <stdio.h>
  26
  27 #include "windef.h"
  28 #include "wingdi.h"
  29 #include "winreg.h"
  30 #include "winerror.h"
  31 #include "wine/winbase16.h"
  32
  33 #include "bitmap.h"
  34 #include "font.h"
  35 #include "local.h"
  36 #include "palette.h"
  37 #include "wine/debug.h"
  38 #include "gdi.h"
  39
  40 WINE_DEFAULT_DEBUG_CHANNEL(gdi);
  41
  42 /* ### start build ### */
  43 extern WORD CALLBACK GDI_CallTo16_word_ll(GOBJENUMPROC16,LONG,LONG);
  44 /* ### stop build ### */
  45
  46 /***********************************************************************
  47  *          GDI stock objects
  48  */
  49
  50 static const LOGBRUSH WhiteBrush = { BS_SOLID, RGB(255,255,255), 0 };
  51 static const LOGBRUSH BlackBrush = { BS_SOLID, RGB(0,0,0), 0 };
  52 static const LOGBRUSH NullBrush  = { BS_NULL, 0, 0 };
  53
  54 /* FIXME: these should perhaps be BS_HATCHED, at least for 1 bitperpixel */
  55 static const LOGBRUSH LtGrayBrush = { BS_SOLID, RGB(192,192,192), 0 };
  56 static const LOGBRUSH GrayBrush   = { BS_SOLID, RGB(128,128,128), 0 };
  57
  58 /* This is BS_HATCHED, for 1 bitperpixel. This makes the spray work in pbrush */
  59 /* See HatchBrushes in x11drv for the HS_DIAGCROSS+1 hack */
  60 static const LOGBRUSH DkGrayBrush = { BS_HATCHED, RGB(0,0,0), (HS_DIAGCROSS+1) };
  61
  62 static const LOGPEN WhitePen = { PS_SOLID, { 0, 0 }, RGB(255,255,255) };
  63 static const LOGPEN BlackPen = { PS_SOLID, { 0, 0 }, RGB(0,0,0) };
  64 static const LOGPEN NullPen  = { PS_NULL,  { 0, 0 }, 0 };
  65
  66
  67 /* reserve one extra entry for the stock default bitmap */
  68 /* this is what Windows does too */
  69 #define NB_STOCK_OBJECTS (STOCK_LAST+2)
  70
  71 static HGDIOBJ stock_objects[NB_STOCK_OBJECTS];
  72
  73 static SYSLEVEL GDI_level = { CRITICAL_SECTION_INIT("GDI_level"), 3 };
  74 static WORD GDI_HeapSel;
  75
  76 inline static BOOL get_bool(char *buffer)
  77 {
  78     return (buffer[0] == 'y' || buffer[0] == 'Y' ||
  79             buffer[0] == 't' || buffer[0] == 'T' ||
  80             buffer[0] == '1');
  81 }
  82
  83
  84 /****************************************************************************
  85  *
  86  *      language-independent stock fonts
  87  *
  88  */
  89
  90 static const LOGFONTW OEMFixedFont =
  91 { 12, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, OEM_CHARSET,
  92   0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN, {'\0'} };
  93
  94 static const LOGFONTW AnsiFixedFont =
  95 { 12, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
  96   0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN, {'\0'} };
  97
  98 static const LOGFONTW AnsiVarFont =
  99 { 12, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
 100   0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 101   {'M','S',' ','S','a','n','s',' ','S','e','r','i','f','\0'} };
 102
 103 /******************************************************************************
 104  *
 105  *      language-dependent stock fonts
 106  *
 107  *      'ANSI' charset and 'DEFAULT' charset is not same.
 108  *      The chars in CP_ACP should be drawn with 'DEFAULT' charset.
 109  *      'ANSI' charset seems to be identical with ISO-8859-1.
 110  *      'DEFAULT' charset is a language-dependent charset.
 111  *
 112  *      'System' font seems to be an alias for language-dependent font.
 113  */
 114
 115 /*
 116  * language-dependenet stock fonts for all known charsets
 117  * please see TranslateCharsetInfo (objects/font.c) and
 118  * CharsetBindingInfo (graphics/x11drv/xfont.c),
 119  * and modify entries for your language if needed.
 120  */
 121 struct DefaultFontInfo
 122 {
 123         UINT            charset;
 124         LOGFONTW        SystemFont;
 125         LOGFONTW        DeviceDefaultFont;
 126         LOGFONTW        SystemFixedFont;
 127         LOGFONTW        DefaultGuiFont;
 128 };
 129
 130 static const struct DefaultFontInfo default_fonts[] =
 131 {
 132     {   ANSI_CHARSET,
 133         { /* System */
 134           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
 135            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 136            {'S','y','s','t','e','m','\0'}
 137         },
 138         { /* Device Default */
 139           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
 140            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 141            {'\0'}
 142         },
 143         { /* System Fixed */
 144           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
 145            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 146            {'\0'}
 147         },
 148         { /* DefaultGuiFont */
 149          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
 150            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 151            {'M','S',' ','S','a','n','s',' ','S','e','r','i','f','\0'}
 152         },
 153     },
 154     {   EASTEUROPE_CHARSET,
 155         { /* System */
 156           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, EASTEUROPE_CHARSET,
 157            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 158            {'S','y','s','t','e','m','\0'}
 159         },
 160         { /* Device Default */
 161           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, EASTEUROPE_CHARSET,
 162            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 163            {'\0'}
 164         },
 165         { /* System Fixed */
 166           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, EASTEUROPE_CHARSET,
 167            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 168            {'\0'}
 169         },
 170         { /* DefaultGuiFont */
 171          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, EASTEUROPE_CHARSET,
 172            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 173            {'M','S',' ','S','a','n','s',' ','S','e','r','i','f','\0'}
 174         },
 175     },
 176     {   RUSSIAN_CHARSET,
 177         { /* System */
 178           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, RUSSIAN_CHARSET,
 179            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 180            {'S','y','s','t','e','m','\0'}
 181         },
 182         { /* Device Default */
 183           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, RUSSIAN_CHARSET,
 184            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 185            {'\0'}
 186         },
 187         { /* System Fixed */
 188           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, RUSSIAN_CHARSET,
 189            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 190            {'\0'}
 191         },
 192         { /* DefaultGuiFont */
 193          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, RUSSIAN_CHARSET,
 194            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 195            {'M','S',' ','S','a','n','s',' ','S','e','r','i','f','\0'}
 196         },
 197     },
 198     {   GREEK_CHARSET,
 199         { /* System */
 200           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GREEK_CHARSET,
 201            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 202            {'S','y','s','t','e','m','\0'}
 203         },
 204         { /* Device Default */
 205           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GREEK_CHARSET,
 206            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 207            {'\0'}
 208         },
 209         { /* System Fixed */
 210           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GREEK_CHARSET,
 211            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 212            {'\0'}
 213         },
 214         { /* DefaultGuiFont */
 215          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GREEK_CHARSET,
 216            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 217            {'M','S',' ','S','a','n','s',' ','S','e','r','i','f','\0'}
 218         },
 219     },
 220     {   TURKISH_CHARSET,
 221         { /* System */
 222           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, TURKISH_CHARSET,
 223            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 224            {'S','y','s','t','e','m','\0'}
 225         },
 226         { /* Device Default */
 227           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, TURKISH_CHARSET,
 228            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 229            {'\0'}
 230         },
 231         { /* System Fixed */
 232           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, TURKISH_CHARSET,
 233            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 234            {'\0'}
 235         },
 236         { /* DefaultGuiFont */
 237          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, TURKISH_CHARSET,
 238            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 239            {'M','S',' ','S','a','n','s',' ','S','e','r','i','f','\0'}
 240         },
 241     },
 242     {   HEBREW_CHARSET,
 243         { /* System */
 244           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HEBREW_CHARSET,
 245            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 246            {'S','y','s','t','e','m','\0'}
 247         },
 248         { /* Device Default */
 249           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HEBREW_CHARSET,
 250            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 251            {'\0'}
 252         },
 253         { /* System Fixed */
 254           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HEBREW_CHARSET,
 255            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 256            {'\0'}
 257         },
 258         { /* DefaultGuiFont */
 259          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HEBREW_CHARSET,
 260            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 261            {'M','S',' ','S','a','n','s',' ','S','e','r','i','f','\0'}
 262         },
 263     },
 264     {   ARABIC_CHARSET,
 265         { /* System */
 266           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ARABIC_CHARSET,
 267            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 268            {'S','y','s','t','e','m','\0'}
 269         },
 270         { /* Device Default */
 271           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ARABIC_CHARSET,
 272            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 273            {'\0'}
 274         },
 275         { /* System Fixed */
 276           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ARABIC_CHARSET,
 277            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 278            {'\0'}
 279         },
 280         { /* DefaultGuiFont */
 281          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ARABIC_CHARSET,
 282            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 283            {'M','S',' ','S','a','n','s',' ','S','e','r','i','f','\0'}
 284         },
 285     },
 286     {   BALTIC_CHARSET,
 287         { /* System */
 288           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, BALTIC_CHARSET,
 289            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 290            {'S','y','s','t','e','m','\0'}
 291         },
 292         { /* Device Default */
 293           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, BALTIC_CHARSET,
 294            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 295            {'\0'}
 296         },
 297         { /* System Fixed */
 298           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, BALTIC_CHARSET,
 299            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 300            {'\0'}
 301         },
 302         { /* DefaultGuiFont */
 303          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, BALTIC_CHARSET,
 304            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 305            {'M','S',' ','S','a','n','s',' ','S','e','r','i','f','\0'}
 306         },
 307     },
 308     {   THAI_CHARSET,
 309         { /* System */
 310           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, THAI_CHARSET,
 311            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 312            {'S','y','s','t','e','m','\0'}
 313         },
 314         { /* Device Default */
 315           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, THAI_CHARSET,
 316            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 317            {'\0'}
 318         },
 319         { /* System Fixed */
 320           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, THAI_CHARSET,
 321            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 322            {'\0'}
 323         },
 324         { /* DefaultGuiFont */
 325          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, THAI_CHARSET,
 326            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 327            {'M','S',' ','S','a','n','s',' ','S','e','r','i','f','\0'}
 328         },
 329     },
 330     {   SHIFTJIS_CHARSET,
 331         { /* System */
 332           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, SHIFTJIS_CHARSET,
 333            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 334            {'S','y','s','t','e','m','\0'}
 335         },
 336         { /* Device Default */
 337           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, SHIFTJIS_CHARSET,
 338            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 339            {'\0'}
 340         },
 341         { /* System Fixed */
 342           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, SHIFTJIS_CHARSET,
 343            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 344            {'\0'}
 345         },
 346         { /* DefaultGuiFont */
 347          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, SHIFTJIS_CHARSET,
 348            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 349            {'M','S',' ','P',' ','g','o','t','h','i','c','\0'} /* FIXME: Is this correct? */
 350         },
 351     },
 352     {   GB2312_CHARSET,
 353         { /* System */
 354           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GB2312_CHARSET,
 355            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 356            {'S','y','s','t','e','m','\0'}
 357         },
 358         { /* Device Default */
 359           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GB2312_CHARSET,
 360            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 361            {'\0'}
 362         },
 363         { /* System Fixed */
 364           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GB2312_CHARSET,
 365            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 366            {'\0'}
 367         },
 368         { /* DefaultGuiFont */
 369          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GB2312_CHARSET,
 370            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 371            {'M','S',' ','S','o','n','g','\0'}   /* FIXME: Is this correct? */
 372         },
 373     },
 374     {   HANGEUL_CHARSET,
 375         { /* System */
 376           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HANGEUL_CHARSET,
 377            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 378            {'S','y','s','t','e','m','\0'}
 379         },
 380         { /* Device Default */
 381           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HANGEUL_CHARSET,
 382            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 383            {'\0'}
 384         },
 385         { /* System Fixed */
 386           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HANGEUL_CHARSET,
 387            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 388            {'\0'}
 389         },
 390         { /* DefaultGuiFont */
 391          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HANGEUL_CHARSET,
 392            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 393            {'G','u','l','i','m'},
 394         },
 395     },
 396     {   CHINESEBIG5_CHARSET,
 397         { /* System */
 398           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, CHINESEBIG5_CHARSET,
 399            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 400            {'S','y','s','t','e','m','\0'}
 401         },
 402         { /* Device Default */
 403           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, CHINESEBIG5_CHARSET,
 404            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 405            {'\0'}
 406         },
 407         { /* System Fixed */
 408           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, CHINESEBIG5_CHARSET,
 409            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 410            {'\0'}
 411         },
 412         { /* DefaultGuiFont */
 413          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, CHINESEBIG5_CHARSET,
 414            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 415            {'\0'}       /* FIXME - what is the native font??? */
 416         },
 417     },
 418     {   JOHAB_CHARSET,
 419         { /* System */
 420           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, JOHAB_CHARSET,
 421            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 422            {'S','y','s','t','e','m','\0'}
 423         },
 424         { /* Device Default */
 425           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, JOHAB_CHARSET,
 426            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 427            {'\0'}
 428         },
 429         { /* System Fixed */
 430           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, JOHAB_CHARSET,
 431            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 432            {'\0'}
 433         },
 434         { /* DefaultGuiFont */
 435          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, JOHAB_CHARSET,
 436            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 437            {'M','S',' ','M','i','n','g','l','i','u','\0'} /* FIXME: Is this correct? */
 438         },
 439     },
 440 };
 441
 442
 443 /******************************************************************************
 444  *      get_default_fonts
 445  */
 446 static const struct DefaultFontInfo* get_default_fonts(UINT charset)
 447 {
 448         int     n;
 449
 450         for(n=0;n<(sizeof(default_fonts)/sizeof(default_fonts[0]));n++)
 451         {
 452                 if ( default_fonts[n].charset == charset )
 453                         return &default_fonts[n];
 454         }
 455
 456         FIXME( "unhandled charset 0x%08x - use ANSI_CHARSET for default stock objects\n", charset );
 457         return &default_fonts[0];
 458 }
 459
 460
 461 /******************************************************************************
 462  *      get_default_charset    (internal)
 463  *
 464  * get the language-dependent charset that can handle CP_ACP correctly.
 465  */
 466 static UINT get_default_charset( void )
 467 {
 468     CHARSETINFO     csi;
 469     UINT    uACP;
 470
 471     uACP = GetACP();
 472     csi.ciCharset = ANSI_CHARSET;
 473     if ( ! TranslateCharsetInfo( (LPDWORD)uACP, &csi, TCI_SRCCODEPAGE ) )
 474     {
 475         FIXME( "unhandled codepage %u - use ANSI_CHARSET for default stock objects\n", uACP );
 476         return ANSI_CHARSET;
 477     }
 478
 479     return csi.ciCharset;
 480 }
 481
 482
 483 /******************************************************************************
 484  *           create_stock_font
 485  */
 486 static HFONT create_stock_font( char const *fontName, const LOGFONTW *font, HKEY hkey )
 487 {
 488     LOGFONTW lf;
 489     char  key[256];
 490     char buffer[MAX_PATH];
 491     DWORD type, count;
 492
 493     if (!hkey) return CreateFontIndirectW( font );
 494
 495     lf = *font;
 496     sprintf(key, "%s.Height", fontName);
 497     count = sizeof(buffer);
 498     if(!RegQueryValueExA(hkey, key, 0, &type, buffer, &count))
 499         lf.lfHeight = atoi(buffer);
 500
 501     sprintf(key, "%s.Bold", fontName);
 502     count = sizeof(buffer);
 503     if(!RegQueryValueExA(hkey, key, 0, &type, buffer, &count))
 504         lf.lfWeight = get_bool(buffer) ? FW_BOLD : FW_NORMAL;
 505
 506     sprintf(key, "%s.Italic", fontName);
 507     count = sizeof(buffer);
 508     if(!RegQueryValueExA(hkey, key, 0, &type, buffer, &count))
 509         lf.lfItalic = get_bool(buffer);
 510
 511     sprintf(key, "%s.Underline", fontName);
 512     count = sizeof(buffer);
 513     if(!RegQueryValueExA(hkey, key, 0, &type, buffer, &count))
 514         lf.lfUnderline = get_bool(buffer);
 515
 516     sprintf(key, "%s.StrikeOut", fontName);
 517     count = sizeof(buffer);
 518     if(!RegQueryValueExA(hkey, key, 0, &type, buffer, &count))
 519         lf.lfStrikeOut = get_bool(buffer);
 520     return CreateFontIndirectW( &lf );
 521 }
 522
 523
 524 #define TRACE_SEC(handle,text) \
 525    TRACE("(%04x): " text " %ld\n", (handle), GDI_level.crst.RecursionCount)
 526
 527
 528 /***********************************************************************
 529  *           inc_ref_count
 530  *
 531  * Increment the reference count of a GDI object.
 532  */
 533 inline static void inc_ref_count( HGDIOBJ handle )
 534 {
 535     GDIOBJHDR *header;
 536
 537     if ((header = GDI_GetObjPtr( handle, MAGIC_DONTCARE )))
 538     {
 539         header->dwCount++;
 540         GDI_ReleaseObj( handle );
 541     }
 542 }
 543
 544
 545 /***********************************************************************
 546  *           dec_ref_count
 547  *
 548  * Decrement the reference count of a GDI object.
 549  */
 550 inline static void dec_ref_count( HGDIOBJ handle )
 551 {
 552     GDIOBJHDR *header;
 553
 554     if ((header = GDI_GetObjPtr( handle, MAGIC_DONTCARE )))
 555     {
 556         if (header->dwCount) header->dwCount--;
 557         if (header->dwCount != 0x80000000) GDI_ReleaseObj( handle );
 558         else
 559         {
 560             /* handle delayed DeleteObject*/
 561             header->dwCount = 0;
 562             GDI_ReleaseObj( handle );
 563             TRACE( "executing delayed DeleteObject for %04x\n", handle );
 564             DeleteObject( handle );
 565         }
 566     }
 567 }
 568
 569
 570 /***********************************************************************
 571  *           GDI_Init
 572  *
 573  * GDI initialization.
 574  */
 575 BOOL GDI_Init(void)
 576 {
 577     HINSTANCE16 instance;
 578     HKEY hkey;
 579     GDIOBJHDR *ptr;
 580     const struct DefaultFontInfo* deffonts;
 581     int i;
 582
 583     if (RegOpenKeyA(HKEY_LOCAL_MACHINE, "Software\\Wine\\Wine\\Config\\Tweak.Fonts", &hkey))
 584         hkey = 0;
 585
 586     /* create GDI heap */
 587     if ((instance = LoadLibrary16( "GDI.EXE" )) < 32) return FALSE;
 588     GDI_HeapSel = instance | 7;
 589
 590     /* create stock objects */
 591     stock_objects[WHITE_BRUSH]  = CreateBrushIndirect( &WhiteBrush );
 592     stock_objects[LTGRAY_BRUSH] = CreateBrushIndirect( &LtGrayBrush );
 593     stock_objects[GRAY_BRUSH]   = CreateBrushIndirect( &GrayBrush );
 594     stock_objects[DKGRAY_BRUSH] = CreateBrushIndirect( &DkGrayBrush );
 595     stock_objects[BLACK_BRUSH]  = CreateBrushIndirect( &BlackBrush );
 596     stock_objects[NULL_BRUSH]   = CreateBrushIndirect( &NullBrush );
 597
 598     stock_objects[WHITE_PEN]    = CreatePenIndirect( &WhitePen );
 599     stock_objects[BLACK_PEN]    = CreatePenIndirect( &BlackPen );
 600     stock_objects[NULL_PEN]     = CreatePenIndirect( &NullPen );
 601
 602     stock_objects[DEFAULT_PALETTE] = PALETTE_Init();
 603     stock_objects[DEFAULT_BITMAP]  = CreateBitmap( 1, 1, 1, 1, NULL );
 604
 605     /* language-independent stock fonts */
 606     stock_objects[OEM_FIXED_FONT]      = create_stock_font( "OEMFixed", &OEMFixedFont, hkey );
 607     stock_objects[ANSI_FIXED_FONT]     = create_stock_font( "AnsiFixed", &AnsiFixedFont, hkey );
 608     stock_objects[ANSI_VAR_FONT]       = create_stock_font( "AnsiVar", &AnsiVarFont, hkey );
 609
 610     /* language-dependent stock fonts */
 611     deffonts = get_default_fonts(get_default_charset());
 612     stock_objects[SYSTEM_FONT]         = create_stock_font( "System", &deffonts->SystemFont, hkey );
 613     stock_objects[DEVICE_DEFAULT_FONT] = create_stock_font( "DeviceDefault", &deffonts->DeviceDefaultFont, hkey );
 614     stock_objects[SYSTEM_FIXED_FONT]   = create_stock_font( "SystemFixed", &deffonts->SystemFixedFont, hkey );
 615     stock_objects[DEFAULT_GUI_FONT]    = create_stock_font( "DefaultGui", &deffonts->DefaultGuiFont, hkey );
 616
 617
 618     /* clear the NOSYSTEM bit on all stock objects*/
 619     for (i = 0; i < NB_STOCK_OBJECTS; i++)
 620     {
 621         if (!stock_objects[i])
 622         {
 623             if (i == 9) continue;  /* there's no stock object 9 */
 624             ERR( "could not create stock object %d\n", i );
 625             return FALSE;
 626         }
 627         ptr = GDI_GetObjPtr( stock_objects[i], MAGIC_DONTCARE );
 628         ptr->wMagic &= ~OBJECT_NOSYSTEM;
 629         GDI_ReleaseObj( stock_objects[i] );
 630     }
 631
 632     if (hkey) RegCloseKey( hkey );
 633
 634     WineEngInit();
 635
 636     return TRUE;
 637 }
 638
 639 #define FIRST_LARGE_HANDLE 16
 640 #define MAX_LARGE_HANDLES ((GDI_HEAP_SIZE >> 2) - FIRST_LARGE_HANDLE)
 641 static GDIOBJHDR *large_handles[MAX_LARGE_HANDLES];
 642 static int next_large_handle;
 643
 644 /***********************************************************************
 645  *           alloc_large_heap
 646  *
 647  * Allocate a GDI handle from the large heap. Helper for GDI_AllocObject
 648  */
 649 inline static GDIOBJHDR *alloc_large_heap( WORD size, HGDIOBJ *handle )
 650 {
 651     int i;
 652     GDIOBJHDR *obj;
 653
 654     for (i = next_large_handle + 1; i < MAX_LARGE_HANDLES; i++)
 655         if (!large_handles[i]) goto found;
 656     for (i = 0; i <= next_large_handle; i++)
 657         if (!large_handles[i]) goto found;
 658     *handle = 0;
 659     return NULL;
 660
 661  found:
 662     if ((obj = HeapAlloc( GetProcessHeap(), 0, size )))
 663     {
 664         large_handles[i] = obj;
 665         *handle = (i + FIRST_LARGE_HANDLE) << 2;
 666         next_large_handle = i;
 667     }
 668     return obj;
 669 }
 670
 671
 672 /***********************************************************************
 673  *           GDI_AllocObject
 674  */
 675 void *GDI_AllocObject( WORD size, WORD magic, HGDIOBJ *handle, const struct gdi_obj_funcs *funcs )
 676 {
 677     GDIOBJHDR *obj;
 678
 679     _EnterSysLevel( &GDI_level );
 680     switch(magic)
 681     {
 682         /* allocate DCs on the larger heap */
 683     case DC_MAGIC:
 684     case DISABLED_DC_MAGIC:
 685     case META_DC_MAGIC:
 686     case METAFILE_MAGIC:
 687     case METAFILE_DC_MAGIC:
 688     case ENHMETAFILE_MAGIC:
 689     case ENHMETAFILE_DC_MAGIC:
 690     case BITMAP_MAGIC:
 691         if (!(obj = alloc_large_heap( size, handle ))) goto error;
 692         break;
 693     default:
 694         if (!(*handle = LOCAL_Alloc( GDI_HeapSel, LMEM_MOVEABLE, size ))) goto error;
 695         assert( *handle & 2 );
 696         obj = (GDIOBJHDR *)LOCAL_Lock( GDI_HeapSel, *handle );
 697         break;
 698     }
 699
 700     obj->hNext   = 0;
 701     obj->wMagic  = magic|OBJECT_NOSYSTEM;
 702     obj->dwCount = 0;
 703     obj->funcs   = funcs;
 704
 705     TRACE_SEC( *handle, "enter" );
 706     return obj;
 707
 708 error:
 709     _LeaveSysLevel( &GDI_level );
 710     *handle = 0;
 711     return NULL;
 712 }
 713
 714
 715 /***********************************************************************
 716  *           GDI_ReallocObject
 717  *
 718  * The object ptr must have been obtained with GDI_GetObjPtr.
 719  * The new pointer must be released with GDI_ReleaseObj.
 720  */
 721 void *GDI_ReallocObject( WORD size, HGDIOBJ handle, void *object )
 722 {
 723     HGDIOBJ new_handle;
 724
 725     assert( handle & 2 );  /* no realloc for large handles */
 726     LOCAL_Unlock( GDI_HeapSel, handle );
 727     if (!(new_handle = LOCAL_ReAlloc( GDI_HeapSel, handle, size, LMEM_MOVEABLE )))
 728     {
 729         TRACE_SEC( handle, "leave" );
 730         _LeaveSysLevel( &GDI_level );
 731         return NULL;
 732     }
 733     assert( new_handle == handle );  /* moveable handle cannot change */
 734     return LOCAL_Lock( GDI_HeapSel, handle );
 735 }
 736
 737
 738 /***********************************************************************
 739  *           GDI_FreeObject
 740  */
 741 BOOL GDI_FreeObject( HGDIOBJ handle, void *ptr )
 742 {
 743     GDIOBJHDR *object = ptr;
 744
 745     object->wMagic = 0;  /* Mark it as invalid */
 746     object->funcs  = NULL;
 747     if (handle & 2)  /* GDI heap handle */
 748     {
 749         LOCAL_Unlock( GDI_HeapSel, handle );
 750         LOCAL_Free( GDI_HeapSel, handle );
 751     }
 752     else  /* large heap handle */
 753     {
 754         int i = (handle >> 2) - FIRST_LARGE_HANDLE;
 755         if (i >= 0 && i < MAX_LARGE_HANDLES && large_handles[i])
 756         {
 757             HeapFree( GetProcessHeap(), 0, large_handles[i] );
 758             large_handles[i] = NULL;
 759         }
 760         else ERR( "Invalid handle %x\n", handle );
 761     }
 762     TRACE_SEC( handle, "leave" );
 763     _LeaveSysLevel( &GDI_level );
 764     return TRUE;
 765 }
 766
 767
 768 /***********************************************************************
 769  *           GDI_GetObjPtr
 770  *
 771  * Return a pointer to the GDI object associated to the handle.
 772  * Return NULL if the object has the wrong magic number.
 773  * The object must be released with GDI_ReleaseObj.
 774  */
 775 void *GDI_GetObjPtr( HGDIOBJ handle, WORD magic )
 776 {
 777     GDIOBJHDR *ptr = NULL;
 778
 779     _EnterSysLevel( &GDI_level );
 780
 781     if (handle & 2)  /* GDI heap handle */
 782     {
 783         ptr = (GDIOBJHDR *)LOCAL_Lock( GDI_HeapSel, handle );
 784         if (ptr)
 785         {
 786             if (((magic != MAGIC_DONTCARE) && (GDIMAGIC(ptr->wMagic) != magic)) ||
 787                 (GDIMAGIC(ptr->wMagic) < FIRST_MAGIC) ||
 788                 (GDIMAGIC(ptr->wMagic) > LAST_MAGIC))
 789             {
 790                 LOCAL_Unlock( GDI_HeapSel, handle );
 791                 ptr = NULL;
 792             }
 793         }
 794     }
 795     else  /* large heap handle */
 796     {
 797         int i = (handle >> 2) - FIRST_LARGE_HANDLE;
 798         if (i >= 0 && i < MAX_LARGE_HANDLES)
 799         {
 800             ptr = large_handles[i];
 801             if (ptr && (magic != MAGIC_DONTCARE) && (GDIMAGIC(ptr->wMagic) != magic)) ptr = NULL;
 802         }
 803     }
 804
 805     if (!ptr)
 806     {
 807         _LeaveSysLevel( &GDI_level );
 808         SetLastError( ERROR_INVALID_HANDLE );
 809         WARN( "Invalid handle %x\n", handle );
 810     }
 811     else TRACE_SEC( handle, "enter" );
 812
 813     return ptr;
 814 }
 815
 816
 817 /***********************************************************************
 818  *           GDI_ReleaseObj
 819  *
 820  */
 821 void GDI_ReleaseObj( HGDIOBJ handle )
 822 {
 823     if (handle & 2) LOCAL_Unlock( GDI_HeapSel, handle );
 824     TRACE_SEC( handle, "leave" );
 825     _LeaveSysLevel( &GDI_level );
 826 }
 827
 828
 829 /***********************************************************************
 830  *           GDI_CheckNotLock
 831  */
 832 void GDI_CheckNotLock(void)
 833 {
 834     _CheckNotSysLevel( &GDI_level );
 835 }
 836
 837
 838 /***********************************************************************
 839  *           DeleteObject    (GDI.69)
 840  *           SysDeleteObject (GDI.605)
 841  */
 842 BOOL16 WINAPI DeleteObject16( HGDIOBJ16 obj )
 843 {
 844     return DeleteObject( obj );
 845 }
 846
 847
 848 /***********************************************************************
 849  *           DeleteObject    (GDI32.@)
 850  */
 851 BOOL WINAPI DeleteObject( HGDIOBJ obj )
 852 {
 853       /* Check if object is valid */
 854
 855     GDIOBJHDR * header;
 856     if (HIWORD(obj)) return FALSE;
 857
 858     if (!(header = GDI_GetObjPtr( obj, MAGIC_DONTCARE ))) return FALSE;
 859
 860     if (!(header->wMagic & OBJECT_NOSYSTEM)
 861     &&   (header->wMagic >= FIRST_MAGIC) && (header->wMagic <= LAST_MAGIC))
 862     {
 863         TRACE("Preserving system object %04x\n", obj);
 864         GDI_ReleaseObj( obj );
 865         return TRUE;
 866     }
 867
 868     if (header->dwCount)
 869     {
 870         TRACE("delayed for %04x because object in use, count %ld\n", obj, header->dwCount );
 871         header->dwCount |= 0x80000000; /* mark for delete */
 872         GDI_ReleaseObj( obj );
 873         return TRUE;
 874     }
 875
 876     TRACE("%04x\n", obj );
 877
 878       /* Delete object */
 879
 880     if (header->funcs &&
 881         header->funcs->pDeleteObject &&
 882         header->funcs->pDeleteObject( obj, header ))
 883         return TRUE;
 884
 885     GDI_ReleaseObj( obj );
 886     return FALSE;
 887 }
 888
 889 /***********************************************************************
 890  *           GetStockObject    (GDI.87)
 891  */
 892 HGDIOBJ16 WINAPI GetStockObject16( INT16 obj )
 893 {
 894     return (HGDIOBJ16)GetStockObject( obj );
 895 }
 896
 897
 898 /***********************************************************************
 899  *           GetStockObject    (GDI32.@)
 900  */
 901 HGDIOBJ WINAPI GetStockObject( INT obj )
 902 {
 903     HGDIOBJ ret;
 904     if ((obj < 0) || (obj >= NB_STOCK_OBJECTS)) return 0;
 905     ret = stock_objects[obj];
 906     TRACE("returning %4x\n", ret );
 907     return ret;
 908 }
 909
 910
 911 /***********************************************************************
 912  *           GetObject    (GDI.82)
 913  */
 914 INT16 WINAPI GetObject16( HANDLE16 handle, INT16 count, LPVOID buffer )
 915 {
 916     GDIOBJHDR * ptr;
 917     INT16 result = 0;
 918     TRACE("%04x %d %p\n", handle, count, buffer );
 919     if (!count) return 0;
 920
 921     if (!(ptr = GDI_GetObjPtr( handle, MAGIC_DONTCARE ))) return 0;
 922
 923     if (ptr->funcs && ptr->funcs->pGetObject16)
 924         result = ptr->funcs->pGetObject16( handle, ptr, count, buffer );
 925     else
 926         SetLastError( ERROR_INVALID_HANDLE );
 927
 928     GDI_ReleaseObj( handle );
 929     return result;
 930 }
 931
 932
 933 /***********************************************************************
 934  *           GetObjectA    (GDI32.@)
 935  */
 936 INT WINAPI GetObjectA( HANDLE handle, INT count, LPVOID buffer )
 937 {
 938     GDIOBJHDR * ptr;
 939     INT result = 0;
 940     TRACE("%08x %d %p\n", handle, count, buffer );
 941     if (!count) return 0;
 942
 943     if (!(ptr = GDI_GetObjPtr( handle, MAGIC_DONTCARE ))) return 0;
 944
 945     if (ptr->funcs && ptr->funcs->pGetObjectA)
 946         result = ptr->funcs->pGetObjectA( handle, ptr, count, buffer );
 947     else
 948         SetLastError( ERROR_INVALID_HANDLE );
 949
 950     GDI_ReleaseObj( handle );
 951     return result;
 952 }
 953
 954 /***********************************************************************
 955  *           GetObjectW    (GDI32.@)
 956  */
 957 INT WINAPI GetObjectW( HANDLE handle, INT count, LPVOID buffer )
 958 {
 959     GDIOBJHDR * ptr;
 960     INT result = 0;
 961     TRACE("%08x %d %p\n", handle, count, buffer );
 962     if (!count) return 0;
 963
 964     if (!(ptr = GDI_GetObjPtr( handle, MAGIC_DONTCARE ))) return 0;
 965
 966     if (ptr->funcs && ptr->funcs->pGetObjectW)
 967         result = ptr->funcs->pGetObjectW( handle, ptr, count, buffer );
 968     else
 969         SetLastError( ERROR_INVALID_HANDLE );
 970
 971     GDI_ReleaseObj( handle );
 972     return result;
 973 }
 974
 975 /***********************************************************************
 976  *           GetObjectType    (GDI32.@)
 977  */
 978 DWORD WINAPI GetObjectType( HANDLE handle )
 979 {
 980     GDIOBJHDR * ptr;
 981     INT result = 0;
 982     TRACE("%08x\n", handle );
 983
 984     if (!(ptr = GDI_GetObjPtr( handle, MAGIC_DONTCARE ))) return 0;
 985
 986     switch(GDIMAGIC(ptr->wMagic))
 987     {
 988       case PEN_MAGIC:
 989           result = OBJ_PEN;
 990           break;
 991       case BRUSH_MAGIC:
 992           result = OBJ_BRUSH;
 993           break;
 994       case BITMAP_MAGIC:
 995           result = OBJ_BITMAP;
 996           break;
 997       case FONT_MAGIC:
 998           result = OBJ_FONT;
 999           break;
1000       case PALETTE_MAGIC:
1001           result = OBJ_PAL;
1002           break;
1003       case REGION_MAGIC:
1004           result = OBJ_REGION;
1005           break;
1006       case DC_MAGIC:
1007           result = OBJ_DC;
1008           break;
1009       case META_DC_MAGIC:
1010           result = OBJ_METADC;
1011           break;
1012       case METAFILE_MAGIC:
1013           result = OBJ_METAFILE;
1014           break;
1015       case METAFILE_DC_MAGIC:
1016           result = OBJ_METADC;
1017           break;
1018       case ENHMETAFILE_MAGIC:
1019           result = OBJ_ENHMETAFILE;
1020           break;
1021       case ENHMETAFILE_DC_MAGIC:
1022           result = OBJ_ENHMETADC;
1023           break;
1024       default:
1025           FIXME("Magic %04x not implemented\n", GDIMAGIC(ptr->wMagic) );
1026           break;
1027     }
1028     GDI_ReleaseObj( handle );
1029     return result;
1030 }
1031
1032 /***********************************************************************
1033  *           GetCurrentObject           (GDI32.@)
1034  */
1035 HANDLE WINAPI GetCurrentObject(HDC hdc,UINT type)
1036 {
1037     HANDLE ret = 0;
1038     DC * dc = DC_GetDCPtr( hdc );
1039
1040     if (dc)
1041     {
1042     switch (type) {
1043         case OBJ_PEN:    ret = dc->hPen; break;
1044         case OBJ_BRUSH:  ret = dc->hBrush; break;
1045         case OBJ_PAL:    ret = dc->hPalette; break;
1046         case OBJ_FONT:   ret = dc->hFont; break;
1047         case OBJ_BITMAP: ret = dc->hBitmap; break;
1048     default:
1049         /* the SDK only mentions those above */
1050         FIXME("(%08x,%d): unknown type.\n",hdc,type);
1051             break;
1052         }
1053         GDI_ReleaseObj( hdc );
1054     }
1055     return ret;
1056 }
1057
1058
1059 /***********************************************************************
1060  *           SelectObject    (GDI.45)
1061  */
1062 HGDIOBJ16 WINAPI SelectObject16( HDC16 hdc, HGDIOBJ16 handle )
1063 {
1064     return (HGDIOBJ16)SelectObject( hdc, handle );
1065 }
1066
1067
1068 /***********************************************************************
1069  *           SelectObject    (GDI32.@)
1070  */
1071 HGDIOBJ WINAPI SelectObject( HDC hdc, HGDIOBJ handle )
1072 {
1073     HGDIOBJ ret = 0;
1074     GDIOBJHDR *header = GDI_GetObjPtr( handle, MAGIC_DONTCARE );
1075     if (!header) return 0;
1076
1077     TRACE("hdc=%04x %04x\n", hdc, handle );
1078
1079     if (header->funcs && header->funcs->pSelectObject)
1080     {
1081         ret = header->funcs->pSelectObject( handle, header, hdc );
1082         if (ret && ret != handle && (INT)ret > COMPLEXREGION)
1083         {
1084             inc_ref_count( handle );
1085             dec_ref_count( ret );
1086         }
1087     }
1088     GDI_ReleaseObj( handle );
1089     return ret;
1090 }
1091
1092
1093 /***********************************************************************
1094  *           UnrealizeObject    (GDI.150)
1095  */
1096 BOOL16 WINAPI UnrealizeObject16( HGDIOBJ16 obj )
1097 {
1098     return UnrealizeObject( obj );
1099 }
1100
1101
1102 /***********************************************************************
1103  *           UnrealizeObject    (GDI32.@)
1104  */
1105 BOOL WINAPI UnrealizeObject( HGDIOBJ obj )
1106 {
1107     BOOL result = TRUE;
1108   /* Check if object is valid */
1109
1110     GDIOBJHDR * header = GDI_GetObjPtr( obj, MAGIC_DONTCARE );
1111     if (!header) return FALSE;
1112
1113     TRACE("%04x\n", obj );
1114
1115       /* Unrealize object */
1116
1117     if (header->funcs && header->funcs->pUnrealizeObject)
1118         result = header->funcs->pUnrealizeObject( obj, header );
1119
1120     GDI_ReleaseObj( obj );
1121     return result;
1122 }
1123
1124
1125 /* Solid colors to enumerate */
1126 static const COLORREF solid_colors[] =
1127 { RGB(0x00,0x00,0x00), RGB(0xff,0xff,0xff),
1128 RGB(0xff,0x00,0x00), RGB(0x00,0xff,0x00),
1129 RGB(0x00,0x00,0xff), RGB(0xff,0xff,0x00),
1130 RGB(0xff,0x00,0xff), RGB(0x00,0xff,0xff),
1131 RGB(0x80,0x00,0x00), RGB(0x00,0x80,0x00),
1132 RGB(0x80,0x80,0x00), RGB(0x00,0x00,0x80),
1133 RGB(0x80,0x00,0x80), RGB(0x00,0x80,0x80),
1134 RGB(0x80,0x80,0x80), RGB(0xc0,0xc0,0xc0)
1135 };
1136
1137 /***********************************************************************
1138  *           EnumObjects    (GDI.71)
1139  */
1140 INT16 WINAPI EnumObjects16( HDC16 hdc, INT16 nObjType,
1141                             GOBJENUMPROC16 lpEnumFunc, LPARAM lParam )
1142 {
1143     INT16 i, retval = 0;
1144     LOGPEN16 pen;
1145     LOGBRUSH16 brush;
1146     SEGPTR segptr;
1147
1148     TRACE("%04x %d %08lx %08lx\n",
1149                  hdc, nObjType, (DWORD)lpEnumFunc, lParam );
1150     switch(nObjType)
1151     {
1152     case OBJ_PEN:
1153         /* Enumerate solid pens */
1154         segptr = MapLS( &pen );
1155         for (i = 0; i < sizeof(solid_colors)/sizeof(solid_colors[0]); i++)
1156         {
1157             pen.lopnStyle   = PS_SOLID;
1158             pen.lopnWidth.x = 1;
1159             pen.lopnWidth.y = 0;
1160             pen.lopnColor   = solid_colors[i];
1161             retval = GDI_CallTo16_word_ll( lpEnumFunc, segptr, lParam );
1162             TRACE("solid pen %08lx, ret=%d\n", solid_colors[i], retval);
1163             if (!retval) break;
1164         }
1165         UnMapLS( segptr );
1166         break;
1167
1168     case OBJ_BRUSH:
1169         /* Enumerate solid brushes */
1170         segptr = MapLS( &brush );
1171         for (i = 0; i < sizeof(solid_colors)/sizeof(solid_colors[0]); i++)
1172         {
1173             brush.lbStyle = BS_SOLID;
1174             brush.lbColor = solid_colors[i];
1175             brush.lbHatch = 0;
1176             retval = GDI_CallTo16_word_ll( lpEnumFunc, segptr, lParam );
1177             TRACE("solid brush %08lx, ret=%d\n", solid_colors[i], retval);
1178             if (!retval) break;
1179         }
1180
1181         /* Now enumerate hatched brushes */
1182         if (retval) for (i = HS_HORIZONTAL; i <= HS_DIAGCROSS; i++)
1183         {
1184             brush.lbStyle = BS_HATCHED;
1185             brush.lbColor = RGB(0,0,0);
1186             brush.lbHatch = i;
1187             retval = GDI_CallTo16_word_ll( lpEnumFunc, segptr, lParam );
1188             TRACE("hatched brush %d, ret=%d\n", i, retval);
1189             if (!retval) break;
1190         }
1191         UnMapLS( segptr );
1192         break;
1193
1194     default:
1195         WARN("(%d): Invalid type\n", nObjType );
1196         break;
1197     }
1198     return retval;
1199 }
1200
1201
1202 /***********************************************************************
1203  *           EnumObjects    (GDI32.@)
1204  */
1205 INT WINAPI EnumObjects( HDC hdc, INT nObjType,
1206                             GOBJENUMPROC lpEnumFunc, LPARAM lParam )
1207 {
1208     INT i, retval = 0;
1209     LOGPEN pen;
1210     LOGBRUSH brush;
1211
1212     TRACE("%04x %d %08lx %08lx\n",
1213                  hdc, nObjType, (DWORD)lpEnumFunc, lParam );
1214     switch(nObjType)
1215     {
1216     case OBJ_PEN:
1217         /* Enumerate solid pens */
1218         for (i = 0; i < sizeof(solid_colors)/sizeof(solid_colors[0]); i++)
1219         {
1220             pen.lopnStyle   = PS_SOLID;
1221             pen.lopnWidth.x = 1;
1222             pen.lopnWidth.y = 0;
1223             pen.lopnColor   = solid_colors[i];
1224             retval = lpEnumFunc( &pen, lParam );
1225             TRACE("solid pen %08lx, ret=%d\n",
1226                          solid_colors[i], retval);
1227             if (!retval) break;
1228         }
1229         break;
1230
1231     case OBJ_BRUSH:
1232         /* Enumerate solid brushes */
1233         for (i = 0; i < sizeof(solid_colors)/sizeof(solid_colors[0]); i++)
1234         {
1235             brush.lbStyle = BS_SOLID;
1236             brush.lbColor = solid_colors[i];
1237             brush.lbHatch = 0;
1238             retval = lpEnumFunc( &brush, lParam );
1239             TRACE("solid brush %08lx, ret=%d\n",
1240                          solid_colors[i], retval);
1241             if (!retval) break;
1242         }
1243
1244         /* Now enumerate hatched brushes */
1245         if (retval) for (i = HS_HORIZONTAL; i <= HS_DIAGCROSS; i++)
1246         {
1247             brush.lbStyle = BS_HATCHED;
1248             brush.lbColor = RGB(0,0,0);
1249             brush.lbHatch = i;
1250             retval = lpEnumFunc( &brush, lParam );
1251             TRACE("hatched brush %d, ret=%d\n",
1252                          i, retval);
1253             if (!retval) break;
1254         }
1255         break;
1256
1257     default:
1258         /* FIXME: implement Win32 types */
1259         WARN("(%d): Invalid type\n", nObjType );
1260         break;
1261     }
1262     return retval;
1263 }
1264
1265
1266 /***********************************************************************
1267  *           IsGDIObject    (GDI.462)
1268  *
1269  * returns type of object if valid (W95 system programming secrets p. 264-5)
1270  */
1271 BOOL16 WINAPI IsGDIObject16( HGDIOBJ16 handle )
1272 {
1273     UINT16 magic = 0;
1274
1275     GDIOBJHDR *object = GDI_GetObjPtr( handle, MAGIC_DONTCARE );
1276     if (object)
1277     {
1278         magic = GDIMAGIC(object->wMagic) - PEN_MAGIC + 1;
1279         GDI_ReleaseObj( handle );
1280     }
1281     return magic;
1282 }
1283
1284
1285 /***********************************************************************
1286  *           SetObjectOwner    (GDI.461)
1287  */
1288 void WINAPI SetObjectOwner16( HGDIOBJ16 handle, HANDLE16 owner )
1289 {
1290     /* Nothing to do */
1291 }
1292
1293
1294 /***********************************************************************
1295  *           SetObjectOwner    (GDI32.@)
1296  */
1297 void WINAPI SetObjectOwner( HGDIOBJ handle, HANDLE owner )
1298 {
1299     /* Nothing to do */
1300 }
1301
1302
1303 /***********************************************************************
1304  *           MakeObjectPrivate    (GDI.463)
1305  *
1306  * What does that mean ?
1307  * Some little docu can be found in "Undocumented Windows",
1308  * but this is basically useless.
1309  * At least we know that this flags the GDI object's wMagic
1310  * with 0x2000 (OBJECT_PRIVATE), so we just do it.
1311  * But Wine doesn't react on that yet.
1312  */
1313 void WINAPI MakeObjectPrivate16( HGDIOBJ16 handle, BOOL16 private )
1314 {
1315     GDIOBJHDR *ptr = GDI_GetObjPtr( handle, MAGIC_DONTCARE );
1316     if (!ptr)
1317     {
1318         ERR("invalid GDI object %04x !\n", handle);
1319         return;
1320     }
1321     ptr->wMagic |= OBJECT_PRIVATE;
1322     GDI_ReleaseObj( handle );
1323 }
1324
1325
1326 /***********************************************************************
1327  *           GdiFlush    (GDI32.@)
1328  */
1329 BOOL WINAPI GdiFlush(void)
1330 {
1331     return TRUE;  /* FIXME */
1332 }
1333
1334
1335 /***********************************************************************
1336  *           GdiGetBatchLimit    (GDI32.@)
1337  */
1338 DWORD WINAPI GdiGetBatchLimit(void)
1339 {
1340     return 1;  /* FIXME */
1341 }
1342
1343
1344 /***********************************************************************
1345  *           GdiSetBatchLimit    (GDI32.@)
1346  */
1347 DWORD WINAPI GdiSetBatchLimit( DWORD limit )
1348 {
1349     return 1; /* FIXME */
1350 }
1351
1352
1353 /***********************************************************************
1354  *           GdiSeeGdiDo   (GDI.452)
1355  */
1356 DWORD WINAPI GdiSeeGdiDo16( WORD wReqType, WORD wParam1, WORD wParam2,
1357                           WORD wParam3 )
1358 {
1359     switch (wReqType)
1360     {
1361     case 0x0001:  /* LocalAlloc */
1362         return LOCAL_Alloc( GDI_HeapSel, wParam1, wParam3 );
1363     case 0x0002:  /* LocalFree */
1364         return LOCAL_Free( GDI_HeapSel, wParam1 );
1365     case 0x0003:  /* LocalCompact */
1366         return LOCAL_Compact( GDI_HeapSel, wParam3, 0 );
1367     case 0x0103:  /* LocalHeap */
1368         return GDI_HeapSel;
1369     default:
1370         WARN("(wReqType=%04x): Unknown\n", wReqType);
1371         return (DWORD)-1;
1372     }
1373 }
1374
1375 /***********************************************************************
1376  *           GdiSignalProc32     (GDI.610)
1377  */
1378 WORD WINAPI GdiSignalProc( UINT uCode, DWORD dwThreadOrProcessID,
1379                            DWORD dwFlags, HMODULE16 hModule )
1380 {
1381     return 0;
1382 }
1383
1384 /***********************************************************************
1385  *           GdiInit2     (GDI.403)
1386  *
1387  * See "Undocumented Windows"
1388  */
1389 HANDLE16 WINAPI GdiInit216(
1390     HANDLE16 h1, /* [in] GDI object */
1391     HANDLE16 h2  /* [in] global data */
1392 )
1393 {
1394     FIXME("(%04x, %04x), stub.\n", h1, h2);
1395     if (h2 == 0xffff)
1396         return 0xffff; /* undefined return value */
1397     return h1; /* FIXME: should be the memory handle of h1 */
1398 }
1399
1400 /***********************************************************************
1401  *           FinalGdiInit     (GDI.405)
1402  */
1403 void WINAPI FinalGdiInit16( HBRUSH16 hPattern /* [in] fill pattern of desktop */ )
1404 {
1405 }
1406
1407 /***********************************************************************
1408  *           GdiFreeResources   (GDI.609)
1409  */
1410 WORD WINAPI GdiFreeResources16( DWORD reserve )
1411 {
1412    return (WORD)( (int)LOCAL_CountFree( GDI_HeapSel ) * 100 /
1413                   (int)LOCAL_HeapSize( GDI_HeapSel ) );
1414 }
1415
1416 /***********************************************************************
1417  *           MulDiv   (GDI.128)
1418  */
1419 INT16 WINAPI MulDiv16(
1420              INT16 nMultiplicand,
1421              INT16 nMultiplier,
1422              INT16 nDivisor)
1423 {
1424     INT ret;
1425     if (!nDivisor) return -32768;
1426     /* We want to deal with a positive divisor to simplify the logic. */
1427     if (nDivisor < 0)
1428     {
1429       nMultiplicand = - nMultiplicand;
1430       nDivisor = -nDivisor;
1431     }
1432     /* If the result is positive, we "add" to round. else,
1433      * we subtract to round. */
1434     if ( ( (nMultiplicand <  0) && (nMultiplier <  0) ) ||
1435          ( (nMultiplicand >= 0) && (nMultiplier >= 0) ) )
1436         ret = (((int)nMultiplicand * nMultiplier) + (nDivisor/2)) / nDivisor;
1437     else
1438         ret = (((int)nMultiplicand * nMultiplier) - (nDivisor/2)) / nDivisor;
1439     if ((ret > 32767) || (ret < -32767)) return -32768;
1440     return (INT16) ret;
1441 }
1442
1443
1444 /*******************************************************************
1445  *      GetColorAdjustment [GDI32.@]
1446  *
1447  *
1448  */
1449 BOOL WINAPI GetColorAdjustment(HDC hdc, LPCOLORADJUSTMENT lpca)
1450 {
1451         FIXME("GetColorAdjustment, stub\n");
1452         return 0;
1453 }
1454
1455 /*******************************************************************
1456  *      GetMiterLimit [GDI32.@]
1457  *
1458  *
1459  */
1460 BOOL WINAPI GetMiterLimit(HDC hdc, PFLOAT peLimit)
1461 {
1462         FIXME("GetMiterLimit, stub\n");
1463         return 0;
1464 }
1465
1466 /*******************************************************************
1467  *      SetMiterLimit [GDI32.@]
1468  *
1469  *
1470  */
1471 BOOL WINAPI SetMiterLimit(HDC hdc, FLOAT eNewLimit, PFLOAT peOldLimit)
1472 {
1473         FIXME("SetMiterLimit, stub\n");
1474         return 0;
1475 }
1476
1477 /*******************************************************************
1478  *      GdiComment [GDI32.@]
1479  *
1480  *
1481  */
1482 BOOL WINAPI GdiComment(HDC hdc, UINT cbSize, const BYTE *lpData)
1483 {
1484         FIXME("GdiComment, stub\n");
1485         return 0;
1486 }
1487 /*******************************************************************
1488  *      SetColorAdjustment [GDI32.@]
1489  *
1490  *
1491  */
1492 BOOL WINAPI SetColorAdjustment(HDC hdc, const COLORADJUSTMENT* lpca)
1493 {
1494         FIXME("SetColorAdjustment, stub\n");
1495         return 0;
1496 }