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            {'\0'}       /* FIXME - what is the native font??? */
 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            {'\0'}       /* FIXME - what is the native font??? */
 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            {'\0'}       /* FIXME - what is the native font??? */
 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            {'\0'}       /* FIXME - what is the native font??? */
 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            {'\0'}       /* FIXME - what is the native font??? */
 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            {'\0'}       /* FIXME - what is the native font??? */
 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            {'\0'}       /* FIXME - what is the native font??? */
 306         },
 307     },
 308
 309     {   THAI_CHARSET,
 310         { /* System */
 311           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, THAI_CHARSET,
 312            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 313            {'S','y','s','t','e','m','\0'}
 314         },
 315         { /* Device Default */
 316           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, THAI_CHARSET,
 317            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 318            {'\0'}
 319         },
 320         { /* System Fixed */
 321           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, THAI_CHARSET,
 322            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 323            {'\0'}
 324         },
 325         { /* DefaultGuiFont */
 326          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, THAI_CHARSET,
 327            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 328            {'\0'}       /* FIXME - what is the native font??? */
 329         },
 330     },
 331     {   SHIFTJIS_CHARSET,
 332         { /* System */
 333           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, SHIFTJIS_CHARSET,
 334            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 335            {'S','y','s','t','e','m','\0'}
 336         },
 337         { /* Device Default */
 338           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, SHIFTJIS_CHARSET,
 339            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 340            {'\0'}
 341         },
 342         { /* System Fixed */
 343           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, SHIFTJIS_CHARSET,
 344            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 345            {'\0'}
 346         },
 347         { /* DefaultGuiFont */
 348          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, SHIFTJIS_CHARSET,
 349            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 350            {'\0'}       /* FIXME - mbtowc of native ("MS P gothic") */
 351         },
 352     },
 353     {   GB2312_CHARSET,
 354         { /* System */
 355           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GB2312_CHARSET,
 356            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 357            {'S','y','s','t','e','m','\0'}
 358         },
 359         { /* Device Default */
 360           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GB2312_CHARSET,
 361            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 362            {'\0'}
 363         },
 364         { /* System Fixed */
 365           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GB2312_CHARSET,
 366            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 367            {'\0'}
 368         },
 369         { /* DefaultGuiFont */
 370          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GB2312_CHARSET,
 371            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 372            {'M','S',' ','S','o','n','g','\0'}   /* FIXME: Is this correct? */
 373         },
 374     },
 375     {   HANGEUL_CHARSET,
 376         { /* System */
 377           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HANGEUL_CHARSET,
 378            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 379            {'S','y','s','t','e','m','\0'}
 380         },
 381         { /* Device Default */
 382           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HANGEUL_CHARSET,
 383            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 384            {'\0'}
 385         },
 386         { /* System Fixed */
 387           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HANGEUL_CHARSET,
 388            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 389            {'\0'}
 390         },
 391         { /* DefaultGuiFont */
 392          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HANGEUL_CHARSET,
 393            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 394            {'G','u','l','i','m'},
 395         },
 396     },
 397     {   CHINESEBIG5_CHARSET,
 398         { /* System */
 399           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, CHINESEBIG5_CHARSET,
 400            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 401            {'S','y','s','t','e','m','\0'}
 402         },
 403         { /* Device Default */
 404           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, CHINESEBIG5_CHARSET,
 405            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 406            {'\0'}
 407         },
 408         { /* System Fixed */
 409           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, CHINESEBIG5_CHARSET,
 410            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 411            {'\0'}
 412         },
 413         { /* DefaultGuiFont */
 414          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, CHINESEBIG5_CHARSET,
 415            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 416            {'\0'}       /* FIXME - what is the native font??? */
 417         },
 418     },
 419     {   JOHAB_CHARSET,
 420         { /* System */
 421           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, JOHAB_CHARSET,
 422            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 423            {'S','y','s','t','e','m','\0'}
 424         },
 425         { /* Device Default */
 426           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, JOHAB_CHARSET,
 427            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 428            {'\0'}
 429         },
 430         { /* System Fixed */
 431           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, JOHAB_CHARSET,
 432            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 433            {'\0'}
 434         },
 435         { /* DefaultGuiFont */
 436          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, JOHAB_CHARSET,
 437            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 438            {'\0'}       /* FIXME - what is the native font??? mbtowc of native ("MS Mingliu")??? */
 439         },
 440     },
 441 };
 442
 443
 444 /******************************************************************************
 445  *      get_default_fonts
 446  */
 447 static const struct DefaultFontInfo* get_default_fonts(UINT charset)
 448 {
 449         int     n;
 450
 451         for(n=0;n<(sizeof(default_fonts)/sizeof(default_fonts[0]));n++)
 452         {
 453                 if ( default_fonts[n].charset == charset )
 454                         return &default_fonts[n];
 455         }
 456
 457         FIXME( "unhandled charset 0x%08x - use ANSI_CHARSET for default stock objects\n", charset );
 458         return &default_fonts[0];
 459 }
 460
 461
 462 /******************************************************************************
 463  *      get_default_charset    (internal)
 464  *
 465  * get the language-dependent charset that can handle CP_ACP correctly.
 466  */
 467 static UINT get_default_charset( void )
 468 {
 469     CHARSETINFO     csi;
 470     UINT    uACP;
 471
 472     uACP = GetACP();
 473     csi.ciCharset = ANSI_CHARSET;
 474     if ( ! TranslateCharsetInfo( (LPDWORD)uACP, &csi, TCI_SRCCODEPAGE ) )
 475     {
 476         FIXME( "unhandled codepage %u - use ANSI_CHARSET for default stock objects\n", uACP );
 477         return ANSI_CHARSET;
 478     }
 479
 480     return csi.ciCharset;
 481 }
 482
 483
 484 /******************************************************************************
 485  *           create_stock_font
 486  */
 487 static HFONT create_stock_font( char const *fontName, const LOGFONTW *font, HKEY hkey )
 488 {
 489     LOGFONTW lf;
 490     char  key[256];
 491     char buffer[MAX_PATH];
 492     DWORD type, count;
 493
 494     if (!hkey) return CreateFontIndirectW( font );
 495
 496     lf = *font;
 497     sprintf(key, "%s.Height", fontName);
 498     count = sizeof(buffer);
 499     if(!RegQueryValueExA(hkey, key, 0, &type, buffer, &count))
 500         lf.lfHeight = atoi(buffer);
 501
 502     sprintf(key, "%s.Bold", fontName);
 503     count = sizeof(buffer);
 504     if(!RegQueryValueExA(hkey, key, 0, &type, buffer, &count))
 505         lf.lfWeight = get_bool(buffer) ? FW_BOLD : FW_NORMAL;
 506
 507     sprintf(key, "%s.Italic", fontName);
 508     count = sizeof(buffer);
 509     if(!RegQueryValueExA(hkey, key, 0, &type, buffer, &count))
 510         lf.lfItalic = get_bool(buffer);
 511
 512     sprintf(key, "%s.Underline", fontName);
 513     count = sizeof(buffer);
 514     if(!RegQueryValueExA(hkey, key, 0, &type, buffer, &count))
 515         lf.lfUnderline = get_bool(buffer);
 516
 517     sprintf(key, "%s.StrikeOut", fontName);
 518     count = sizeof(buffer);
 519     if(!RegQueryValueExA(hkey, key, 0, &type, buffer, &count))
 520         lf.lfStrikeOut = get_bool(buffer);
 521     return CreateFontIndirectW( &lf );
 522 }
 523
 524
 525 #define TRACE_SEC(handle,text) \
 526    TRACE("(%04x): " text " %ld\n", (handle), GDI_level.crst.RecursionCount)
 527
 528
 529 /***********************************************************************
 530  *           inc_ref_count
 531  *
 532  * Increment the reference count of a GDI object.
 533  */
 534 inline static void inc_ref_count( HGDIOBJ handle )
 535 {
 536     GDIOBJHDR *header;
 537
 538     if ((header = GDI_GetObjPtr( handle, MAGIC_DONTCARE )))
 539     {
 540         header->dwCount++;
 541         GDI_ReleaseObj( handle );
 542     }
 543 }
 544
 545
 546 /***********************************************************************
 547  *           dec_ref_count
 548  *
 549  * Decrement the reference count of a GDI object.
 550  */
 551 inline static void dec_ref_count( HGDIOBJ handle )
 552 {
 553     GDIOBJHDR *header;
 554
 555     if ((header = GDI_GetObjPtr( handle, MAGIC_DONTCARE )))
 556     {
 557         if (header->dwCount) header->dwCount--;
 558         if (header->dwCount != 0x80000000) GDI_ReleaseObj( handle );
 559         else
 560         {
 561             /* handle delayed DeleteObject*/
 562             header->dwCount = 0;
 563             GDI_ReleaseObj( handle );
 564             TRACE( "executing delayed DeleteObject for %04x\n", handle );
 565             DeleteObject( handle );
 566         }
 567     }
 568 }
 569
 570
 571 /***********************************************************************
 572  *           GDI_Init
 573  *
 574  * GDI initialization.
 575  */
 576 BOOL GDI_Init(void)
 577 {
 578     HINSTANCE16 instance;
 579     HKEY hkey;
 580     GDIOBJHDR *ptr;
 581     const struct DefaultFontInfo* deffonts;
 582     int i;
 583
 584     if (RegOpenKeyA(HKEY_LOCAL_MACHINE, "Software\\Wine\\Wine\\Config\\Tweak.Fonts", &hkey))
 585         hkey = 0;
 586
 587     /* create GDI heap */
 588     if ((instance = LoadLibrary16( "GDI.EXE" )) < 32) return FALSE;
 589     GDI_HeapSel = instance | 7;
 590
 591     /* create stock objects */
 592     stock_objects[WHITE_BRUSH]  = CreateBrushIndirect( &WhiteBrush );
 593     stock_objects[LTGRAY_BRUSH] = CreateBrushIndirect( &LtGrayBrush );
 594     stock_objects[GRAY_BRUSH]   = CreateBrushIndirect( &GrayBrush );
 595     stock_objects[DKGRAY_BRUSH] = CreateBrushIndirect( &DkGrayBrush );
 596     stock_objects[BLACK_BRUSH]  = CreateBrushIndirect( &BlackBrush );
 597     stock_objects[NULL_BRUSH]   = CreateBrushIndirect( &NullBrush );
 598
 599     stock_objects[WHITE_PEN]    = CreatePenIndirect( &WhitePen );
 600     stock_objects[BLACK_PEN]    = CreatePenIndirect( &BlackPen );
 601     stock_objects[NULL_PEN]     = CreatePenIndirect( &NullPen );
 602
 603     stock_objects[DEFAULT_PALETTE] = PALETTE_Init();
 604     stock_objects[DEFAULT_BITMAP]  = CreateBitmap( 1, 1, 1, 1, NULL );
 605
 606     /* language-independent stock fonts */
 607     stock_objects[OEM_FIXED_FONT]      = create_stock_font( "OEMFixed", &OEMFixedFont, hkey );
 608     stock_objects[ANSI_FIXED_FONT]     = create_stock_font( "AnsiFixed", &AnsiFixedFont, hkey );
 609     stock_objects[ANSI_VAR_FONT]       = create_stock_font( "AnsiVar", &AnsiVarFont, hkey );
 610
 611     /* language-dependent stock fonts */
 612     deffonts = get_default_fonts(get_default_charset());
 613     stock_objects[SYSTEM_FONT]         = create_stock_font( "System", &deffonts->SystemFont, hkey );
 614     stock_objects[DEVICE_DEFAULT_FONT] = create_stock_font( "DeviceDefault", &deffonts->DeviceDefaultFont, hkey );
 615     stock_objects[SYSTEM_FIXED_FONT]   = create_stock_font( "SystemFixed", &deffonts->SystemFixedFont, hkey );
 616     stock_objects[DEFAULT_GUI_FONT]    = create_stock_font( "DefaultGui", &deffonts->DefaultGuiFont, hkey );
 617
 618
 619     /* clear the NOSYSTEM bit on all stock objects*/
 620     for (i = 0; i < NB_STOCK_OBJECTS; i++)
 621     {
 622         if (!stock_objects[i])
 623         {
 624             if (i == 9) continue;  /* there's no stock object 9 */
 625             ERR( "could not create stock object %d\n", i );
 626             return FALSE;
 627         }
 628         ptr = GDI_GetObjPtr( stock_objects[i], MAGIC_DONTCARE );
 629         ptr->wMagic &= ~OBJECT_NOSYSTEM;
 630         GDI_ReleaseObj( stock_objects[i] );
 631     }
 632
 633     if (hkey) RegCloseKey( hkey );
 634
 635     WineEngInit();
 636
 637     return TRUE;
 638 }
 639
 640 #define FIRST_LARGE_HANDLE 16
 641 #define MAX_LARGE_HANDLES ((GDI_HEAP_SIZE >> 2) - FIRST_LARGE_HANDLE)
 642 static GDIOBJHDR *large_handles[MAX_LARGE_HANDLES];
 643 static int next_large_handle;
 644
 645 /***********************************************************************
 646  *           alloc_large_heap
 647  *
 648  * Allocate a GDI handle from the large heap. Helper for GDI_AllocObject
 649  */
 650 inline static GDIOBJHDR *alloc_large_heap( WORD size, HGDIOBJ *handle )
 651 {
 652     int i;
 653     GDIOBJHDR *obj;
 654
 655     for (i = next_large_handle + 1; i < MAX_LARGE_HANDLES; i++)
 656         if (!large_handles[i]) goto found;
 657     for (i = 0; i <= next_large_handle; i++)
 658         if (!large_handles[i]) goto found;
 659     *handle = 0;
 660     return NULL;
 661
 662  found:
 663     if ((obj = HeapAlloc( GetProcessHeap(), 0, size )))
 664     {
 665         large_handles[i] = obj;
 666         *handle = (i + FIRST_LARGE_HANDLE) << 2;
 667         next_large_handle = i;
 668     }
 669     return obj;
 670 }
 671
 672
 673 /***********************************************************************
 674  *           GDI_AllocObject
 675  */
 676 void *GDI_AllocObject( WORD size, WORD magic, HGDIOBJ *handle, const struct gdi_obj_funcs *funcs )
 677 {
 678     GDIOBJHDR *obj;
 679
 680     _EnterSysLevel( &GDI_level );
 681     switch(magic)
 682     {
 683         /* allocate DCs on the larger heap */
 684     case DC_MAGIC:
 685     case DISABLED_DC_MAGIC:
 686     case META_DC_MAGIC:
 687     case METAFILE_MAGIC:
 688     case METAFILE_DC_MAGIC:
 689     case ENHMETAFILE_MAGIC:
 690     case ENHMETAFILE_DC_MAGIC:
 691     case BITMAP_MAGIC:
 692         if (!(obj = alloc_large_heap( size, handle ))) goto error;
 693         break;
 694     default:
 695         if (!(*handle = LOCAL_Alloc( GDI_HeapSel, LMEM_MOVEABLE, size ))) goto error;
 696         assert( *handle & 2 );
 697         obj = (GDIOBJHDR *)LOCAL_Lock( GDI_HeapSel, *handle );
 698         break;
 699     }
 700
 701     obj->hNext   = 0;
 702     obj->wMagic  = magic|OBJECT_NOSYSTEM;
 703     obj->dwCount = 0;
 704     obj->funcs   = funcs;
 705
 706     TRACE_SEC( *handle, "enter" );
 707     return obj;
 708
 709 error:
 710     _LeaveSysLevel( &GDI_level );
 711     *handle = 0;
 712     return NULL;
 713 }
 714
 715
 716 /***********************************************************************
 717  *           GDI_ReallocObject
 718  *
 719  * The object ptr must have been obtained with GDI_GetObjPtr.
 720  * The new pointer must be released with GDI_ReleaseObj.
 721  */
 722 void *GDI_ReallocObject( WORD size, HGDIOBJ handle, void *object )
 723 {
 724     HGDIOBJ new_handle;
 725
 726     assert( handle & 2 );  /* no realloc for large handles */
 727     LOCAL_Unlock( GDI_HeapSel, handle );
 728     if (!(new_handle = LOCAL_ReAlloc( GDI_HeapSel, handle, size, LMEM_MOVEABLE )))
 729     {
 730         TRACE_SEC( handle, "leave" );
 731         _LeaveSysLevel( &GDI_level );
 732         return NULL;
 733     }
 734     assert( new_handle == handle );  /* moveable handle cannot change */
 735     return LOCAL_Lock( GDI_HeapSel, handle );
 736 }
 737
 738
 739 /***********************************************************************
 740  *           GDI_FreeObject
 741  */
 742 BOOL GDI_FreeObject( HGDIOBJ handle, void *ptr )
 743 {
 744     GDIOBJHDR *object = ptr;
 745
 746     object->wMagic = 0;  /* Mark it as invalid */
 747     object->funcs  = NULL;
 748     if (handle & 2)  /* GDI heap handle */
 749     {
 750         LOCAL_Unlock( GDI_HeapSel, handle );
 751         LOCAL_Free( GDI_HeapSel, handle );
 752     }
 753     else  /* large heap handle */
 754     {
 755         int i = (handle >> 2) - FIRST_LARGE_HANDLE;
 756         if (i >= 0 && i < MAX_LARGE_HANDLES && large_handles[i])
 757         {
 758             HeapFree( GetProcessHeap(), 0, large_handles[i] );
 759             large_handles[i] = NULL;
 760         }
 761         else ERR( "Invalid handle %x\n", handle );
 762     }
 763     TRACE_SEC( handle, "leave" );
 764     _LeaveSysLevel( &GDI_level );
 765     return TRUE;
 766 }
 767
 768
 769 /***********************************************************************
 770  *           GDI_GetObjPtr
 771  *
 772  * Return a pointer to the GDI object associated to the handle.
 773  * Return NULL if the object has the wrong magic number.
 774  * The object must be released with GDI_ReleaseObj.
 775  */
 776 void *GDI_GetObjPtr( HGDIOBJ handle, WORD magic )
 777 {
 778     GDIOBJHDR *ptr = NULL;
 779
 780     _EnterSysLevel( &GDI_level );
 781
 782     if (handle & 2)  /* GDI heap handle */
 783     {
 784         ptr = (GDIOBJHDR *)LOCAL_Lock( GDI_HeapSel, handle );
 785         if (ptr)
 786         {
 787             if (((magic != MAGIC_DONTCARE) && (GDIMAGIC(ptr->wMagic) != magic)) ||
 788                 (GDIMAGIC(ptr->wMagic) < FIRST_MAGIC) ||
 789                 (GDIMAGIC(ptr->wMagic) > LAST_MAGIC))
 790             {
 791                 LOCAL_Unlock( GDI_HeapSel, handle );
 792                 ptr = NULL;
 793             }
 794         }
 795     }
 796     else  /* large heap handle */
 797     {
 798         int i = (handle >> 2) - FIRST_LARGE_HANDLE;
 799         if (i >= 0 && i < MAX_LARGE_HANDLES)
 800         {
 801             ptr = large_handles[i];
 802             if (ptr && (magic != MAGIC_DONTCARE) && (GDIMAGIC(ptr->wMagic) != magic)) ptr = NULL;
 803         }
 804     }
 805
 806     if (!ptr)
 807     {
 808         _LeaveSysLevel( &GDI_level );
 809         SetLastError( ERROR_INVALID_HANDLE );
 810         WARN( "Invalid handle %x\n", handle );
 811     }
 812     else TRACE_SEC( handle, "enter" );
 813
 814     return ptr;
 815 }
 816
 817
 818 /***********************************************************************
 819  *           GDI_ReleaseObj
 820  *
 821  */
 822 void GDI_ReleaseObj( HGDIOBJ handle )
 823 {
 824     if (handle & 2) LOCAL_Unlock( GDI_HeapSel, handle );
 825     TRACE_SEC( handle, "leave" );
 826     _LeaveSysLevel( &GDI_level );
 827 }
 828
 829
 830 /***********************************************************************
 831  *           GDI_CheckNotLock
 832  */
 833 void GDI_CheckNotLock(void)
 834 {
 835     _CheckNotSysLevel( &GDI_level );
 836 }
 837
 838
 839 /***********************************************************************
 840  *           DeleteObject    (GDI.69)
 841  *           SysDeleteObject (GDI.605)
 842  */
 843 BOOL16 WINAPI DeleteObject16( HGDIOBJ16 obj )
 844 {
 845     return DeleteObject( obj );
 846 }
 847
 848
 849 /***********************************************************************
 850  *           DeleteObject    (GDI32.@)
 851  */
 852 BOOL WINAPI DeleteObject( HGDIOBJ obj )
 853 {
 854       /* Check if object is valid */
 855
 856     GDIOBJHDR * header;
 857     if (HIWORD(obj)) return FALSE;
 858
 859     if (!(header = GDI_GetObjPtr( obj, MAGIC_DONTCARE ))) return FALSE;
 860
 861     if (!(header->wMagic & OBJECT_NOSYSTEM)
 862     &&   (header->wMagic >= FIRST_MAGIC) && (header->wMagic <= LAST_MAGIC))
 863     {
 864         TRACE("Preserving system object %04x\n", obj);
 865         GDI_ReleaseObj( obj );
 866         return TRUE;
 867     }
 868
 869     if (header->dwCount)
 870     {
 871         TRACE("delayed for %04x because object in use, count %ld\n", obj, header->dwCount );
 872         header->dwCount |= 0x80000000; /* mark for delete */
 873         GDI_ReleaseObj( obj );
 874         return TRUE;
 875     }
 876
 877     TRACE("%04x\n", obj );
 878
 879       /* Delete object */
 880
 881     if (header->funcs &&
 882         header->funcs->pDeleteObject &&
 883         header->funcs->pDeleteObject( obj, header ))
 884         return TRUE;
 885
 886     GDI_ReleaseObj( obj );
 887     return FALSE;
 888 }
 889
 890 /***********************************************************************
 891  *           GetStockObject    (GDI.87)
 892  */
 893 HGDIOBJ16 WINAPI GetStockObject16( INT16 obj )
 894 {
 895     return (HGDIOBJ16)GetStockObject( obj );
 896 }
 897
 898
 899 /***********************************************************************
 900  *           GetStockObject    (GDI32.@)
 901  */
 902 HGDIOBJ WINAPI GetStockObject( INT obj )
 903 {
 904     HGDIOBJ ret;
 905     if ((obj < 0) || (obj >= NB_STOCK_OBJECTS)) return 0;
 906     ret = stock_objects[obj];
 907     TRACE("returning %4x\n", ret );
 908     return ret;
 909 }
 910
 911
 912 /***********************************************************************
 913  *           GetObject    (GDI.82)
 914  */
 915 INT16 WINAPI GetObject16( HANDLE16 handle, INT16 count, LPVOID buffer )
 916 {
 917     GDIOBJHDR * ptr;
 918     INT16 result = 0;
 919     TRACE("%04x %d %p\n", handle, count, buffer );
 920     if (!count) return 0;
 921
 922     if (!(ptr = GDI_GetObjPtr( handle, MAGIC_DONTCARE ))) return 0;
 923
 924     if (ptr->funcs && ptr->funcs->pGetObject16)
 925         result = ptr->funcs->pGetObject16( handle, ptr, count, buffer );
 926     else
 927         SetLastError( ERROR_INVALID_HANDLE );
 928
 929     GDI_ReleaseObj( handle );
 930     return result;
 931 }
 932
 933
 934 /***********************************************************************
 935  *           GetObjectA    (GDI32.@)
 936  */
 937 INT WINAPI GetObjectA( HANDLE handle, INT count, LPVOID buffer )
 938 {
 939     GDIOBJHDR * ptr;
 940     INT result = 0;
 941     TRACE("%08x %d %p\n", handle, count, buffer );
 942     if (!count) return 0;
 943
 944     if (!(ptr = GDI_GetObjPtr( handle, MAGIC_DONTCARE ))) return 0;
 945
 946     if (ptr->funcs && ptr->funcs->pGetObjectA)
 947         result = ptr->funcs->pGetObjectA( handle, ptr, count, buffer );
 948     else
 949         SetLastError( ERROR_INVALID_HANDLE );
 950
 951     GDI_ReleaseObj( handle );
 952     return result;
 953 }
 954
 955 /***********************************************************************
 956  *           GetObjectW    (GDI32.@)
 957  */
 958 INT WINAPI GetObjectW( HANDLE handle, INT count, LPVOID buffer )
 959 {
 960     GDIOBJHDR * ptr;
 961     INT result = 0;
 962     TRACE("%08x %d %p\n", handle, count, buffer );
 963     if (!count) return 0;
 964
 965     if (!(ptr = GDI_GetObjPtr( handle, MAGIC_DONTCARE ))) return 0;
 966
 967     if (ptr->funcs && ptr->funcs->pGetObjectW)
 968         result = ptr->funcs->pGetObjectW( handle, ptr, count, buffer );
 969     else
 970         SetLastError( ERROR_INVALID_HANDLE );
 971
 972     GDI_ReleaseObj( handle );
 973     return result;
 974 }
 975
 976 /***********************************************************************
 977  *           GetObjectType    (GDI32.@)
 978  */
 979 DWORD WINAPI GetObjectType( HANDLE handle )
 980 {
 981     GDIOBJHDR * ptr;
 982     INT result = 0;
 983     TRACE("%08x\n", handle );
 984
 985     if (!(ptr = GDI_GetObjPtr( handle, MAGIC_DONTCARE ))) return 0;
 986
 987     switch(GDIMAGIC(ptr->wMagic))
 988     {
 989       case PEN_MAGIC:
 990           result = OBJ_PEN;
 991           break;
 992       case BRUSH_MAGIC:
 993           result = OBJ_BRUSH;
 994           break;
 995       case BITMAP_MAGIC:
 996           result = OBJ_BITMAP;
 997           break;
 998       case FONT_MAGIC:
 999           result = OBJ_FONT;
1000           break;
1001       case PALETTE_MAGIC:
1002           result = OBJ_PAL;
1003           break;
1004       case REGION_MAGIC:
1005           result = OBJ_REGION;
1006           break;
1007       case DC_MAGIC:
1008           result = OBJ_DC;
1009           break;
1010       case META_DC_MAGIC:
1011           result = OBJ_METADC;
1012           break;
1013       case METAFILE_MAGIC:
1014           result = OBJ_METAFILE;
1015           break;
1016       case METAFILE_DC_MAGIC:
1017           result = OBJ_METADC;
1018           break;
1019       case ENHMETAFILE_MAGIC:
1020           result = OBJ_ENHMETAFILE;
1021           break;
1022       case ENHMETAFILE_DC_MAGIC:
1023           result = OBJ_ENHMETADC;
1024           break;
1025       default:
1026           FIXME("Magic %04x not implemented\n", GDIMAGIC(ptr->wMagic) );
1027           break;
1028     }
1029     GDI_ReleaseObj( handle );
1030     return result;
1031 }
1032
1033 /***********************************************************************
1034  *           GetCurrentObject           (GDI32.@)
1035  */
1036 HANDLE WINAPI GetCurrentObject(HDC hdc,UINT type)
1037 {
1038     HANDLE ret = 0;
1039     DC * dc = DC_GetDCPtr( hdc );
1040
1041     if (dc)
1042     {
1043     switch (type) {
1044         case OBJ_PEN:    ret = dc->hPen; break;
1045         case OBJ_BRUSH:  ret = dc->hBrush; break;
1046         case OBJ_PAL:    ret = dc->hPalette; break;
1047         case OBJ_FONT:   ret = dc->hFont; break;
1048         case OBJ_BITMAP: ret = dc->hBitmap; break;
1049     default:
1050         /* the SDK only mentions those above */
1051         FIXME("(%08x,%d): unknown type.\n",hdc,type);
1052             break;
1053         }
1054         GDI_ReleaseObj( hdc );
1055     }
1056     return ret;
1057 }
1058
1059
1060 /***********************************************************************
1061  *           SelectObject    (GDI.45)
1062  */
1063 HGDIOBJ16 WINAPI SelectObject16( HDC16 hdc, HGDIOBJ16 handle )
1064 {
1065     return (HGDIOBJ16)SelectObject( hdc, handle );
1066 }
1067
1068
1069 /***********************************************************************
1070  *           SelectObject    (GDI32.@)
1071  */
1072 HGDIOBJ WINAPI SelectObject( HDC hdc, HGDIOBJ handle )
1073 {
1074     HGDIOBJ ret = 0;
1075     GDIOBJHDR *header = GDI_GetObjPtr( handle, MAGIC_DONTCARE );
1076     if (!header) return 0;
1077
1078     TRACE("hdc=%04x %04x\n", hdc, handle );
1079
1080     if (header->funcs && header->funcs->pSelectObject)
1081     {
1082         ret = header->funcs->pSelectObject( handle, header, hdc );
1083         if (ret && ret != handle && (INT)ret > COMPLEXREGION)
1084         {
1085             inc_ref_count( handle );
1086             dec_ref_count( ret );
1087         }
1088     }
1089     GDI_ReleaseObj( handle );
1090     return ret;
1091 }
1092
1093
1094 /***********************************************************************
1095  *           UnrealizeObject    (GDI.150)
1096  */
1097 BOOL16 WINAPI UnrealizeObject16( HGDIOBJ16 obj )
1098 {
1099     return UnrealizeObject( obj );
1100 }
1101
1102
1103 /***********************************************************************
1104  *           UnrealizeObject    (GDI32.@)
1105  */
1106 BOOL WINAPI UnrealizeObject( HGDIOBJ obj )
1107 {
1108     BOOL result = TRUE;
1109   /* Check if object is valid */
1110
1111     GDIOBJHDR * header = GDI_GetObjPtr( obj, MAGIC_DONTCARE );
1112     if (!header) return FALSE;
1113
1114     TRACE("%04x\n", obj );
1115
1116       /* Unrealize object */
1117
1118     if (header->funcs && header->funcs->pUnrealizeObject)
1119         result = header->funcs->pUnrealizeObject( obj, header );
1120
1121     GDI_ReleaseObj( obj );
1122     return result;
1123 }
1124
1125
1126 /* Solid colors to enumerate */
1127 static const COLORREF solid_colors[] =
1128 { RGB(0x00,0x00,0x00), RGB(0xff,0xff,0xff),
1129 RGB(0xff,0x00,0x00), RGB(0x00,0xff,0x00),
1130 RGB(0x00,0x00,0xff), RGB(0xff,0xff,0x00),
1131 RGB(0xff,0x00,0xff), RGB(0x00,0xff,0xff),
1132 RGB(0x80,0x00,0x00), RGB(0x00,0x80,0x00),
1133 RGB(0x80,0x80,0x00), RGB(0x00,0x00,0x80),
1134 RGB(0x80,0x00,0x80), RGB(0x00,0x80,0x80),
1135 RGB(0x80,0x80,0x80), RGB(0xc0,0xc0,0xc0)
1136 };
1137
1138 /***********************************************************************
1139  *           EnumObjects    (GDI.71)
1140  */
1141 INT16 WINAPI EnumObjects16( HDC16 hdc, INT16 nObjType,
1142                             GOBJENUMPROC16 lpEnumFunc, LPARAM lParam )
1143 {
1144     INT16 i, retval = 0;
1145     LOGPEN16 pen;
1146     LOGBRUSH16 brush;
1147     SEGPTR segptr;
1148
1149     TRACE("%04x %d %08lx %08lx\n",
1150                  hdc, nObjType, (DWORD)lpEnumFunc, lParam );
1151     switch(nObjType)
1152     {
1153     case OBJ_PEN:
1154         /* Enumerate solid pens */
1155         segptr = MapLS( &pen );
1156         for (i = 0; i < sizeof(solid_colors)/sizeof(solid_colors[0]); i++)
1157         {
1158             pen.lopnStyle   = PS_SOLID;
1159             pen.lopnWidth.x = 1;
1160             pen.lopnWidth.y = 0;
1161             pen.lopnColor   = solid_colors[i];
1162             retval = GDI_CallTo16_word_ll( lpEnumFunc, segptr, lParam );
1163             TRACE("solid pen %08lx, ret=%d\n", solid_colors[i], retval);
1164             if (!retval) break;
1165         }
1166         UnMapLS( segptr );
1167         break;
1168
1169     case OBJ_BRUSH:
1170         /* Enumerate solid brushes */
1171         segptr = MapLS( &brush );
1172         for (i = 0; i < sizeof(solid_colors)/sizeof(solid_colors[0]); i++)
1173         {
1174             brush.lbStyle = BS_SOLID;
1175             brush.lbColor = solid_colors[i];
1176             brush.lbHatch = 0;
1177             retval = GDI_CallTo16_word_ll( lpEnumFunc, segptr, lParam );
1178             TRACE("solid brush %08lx, ret=%d\n", solid_colors[i], retval);
1179             if (!retval) break;
1180         }
1181
1182         /* Now enumerate hatched brushes */
1183         if (retval) for (i = HS_HORIZONTAL; i <= HS_DIAGCROSS; i++)
1184         {
1185             brush.lbStyle = BS_HATCHED;
1186             brush.lbColor = RGB(0,0,0);
1187             brush.lbHatch = i;
1188             retval = GDI_CallTo16_word_ll( lpEnumFunc, segptr, lParam );
1189             TRACE("hatched brush %d, ret=%d\n", i, retval);
1190             if (!retval) break;
1191         }
1192         UnMapLS( segptr );
1193         break;
1194
1195     default:
1196         WARN("(%d): Invalid type\n", nObjType );
1197         break;
1198     }
1199     return retval;
1200 }
1201
1202
1203 /***********************************************************************
1204  *           EnumObjects    (GDI32.@)
1205  */
1206 INT WINAPI EnumObjects( HDC hdc, INT nObjType,
1207                             GOBJENUMPROC lpEnumFunc, LPARAM lParam )
1208 {
1209     INT i, retval = 0;
1210     LOGPEN pen;
1211     LOGBRUSH brush;
1212
1213     TRACE("%04x %d %08lx %08lx\n",
1214                  hdc, nObjType, (DWORD)lpEnumFunc, lParam );
1215     switch(nObjType)
1216     {
1217     case OBJ_PEN:
1218         /* Enumerate solid pens */
1219         for (i = 0; i < sizeof(solid_colors)/sizeof(solid_colors[0]); i++)
1220         {
1221             pen.lopnStyle   = PS_SOLID;
1222             pen.lopnWidth.x = 1;
1223             pen.lopnWidth.y = 0;
1224             pen.lopnColor   = solid_colors[i];
1225             retval = lpEnumFunc( &pen, lParam );
1226             TRACE("solid pen %08lx, ret=%d\n",
1227                          solid_colors[i], retval);
1228             if (!retval) break;
1229         }
1230         break;
1231
1232     case OBJ_BRUSH:
1233         /* Enumerate solid brushes */
1234         for (i = 0; i < sizeof(solid_colors)/sizeof(solid_colors[0]); i++)
1235         {
1236             brush.lbStyle = BS_SOLID;
1237             brush.lbColor = solid_colors[i];
1238             brush.lbHatch = 0;
1239             retval = lpEnumFunc( &brush, lParam );
1240             TRACE("solid brush %08lx, ret=%d\n",
1241                          solid_colors[i], retval);
1242             if (!retval) break;
1243         }
1244
1245         /* Now enumerate hatched brushes */
1246         if (retval) for (i = HS_HORIZONTAL; i <= HS_DIAGCROSS; i++)
1247         {
1248             brush.lbStyle = BS_HATCHED;
1249             brush.lbColor = RGB(0,0,0);
1250             brush.lbHatch = i;
1251             retval = lpEnumFunc( &brush, lParam );
1252             TRACE("hatched brush %d, ret=%d\n",
1253                          i, retval);
1254             if (!retval) break;
1255         }
1256         break;
1257
1258     default:
1259         /* FIXME: implement Win32 types */
1260         WARN("(%d): Invalid type\n", nObjType );
1261         break;
1262     }
1263     return retval;
1264 }
1265
1266
1267 /***********************************************************************
1268  *           IsGDIObject    (GDI.462)
1269  *
1270  * returns type of object if valid (W95 system programming secrets p. 264-5)
1271  */
1272 BOOL16 WINAPI IsGDIObject16( HGDIOBJ16 handle )
1273 {
1274     UINT16 magic = 0;
1275
1276     GDIOBJHDR *object = GDI_GetObjPtr( handle, MAGIC_DONTCARE );
1277     if (object)
1278     {
1279         magic = GDIMAGIC(object->wMagic) - PEN_MAGIC + 1;
1280         GDI_ReleaseObj( handle );
1281     }
1282     return magic;
1283 }
1284
1285
1286 /***********************************************************************
1287  *           SetObjectOwner    (GDI.461)
1288  */
1289 void WINAPI SetObjectOwner16( HGDIOBJ16 handle, HANDLE16 owner )
1290 {
1291     /* Nothing to do */
1292 }
1293
1294
1295 /***********************************************************************
1296  *           SetObjectOwner    (GDI32.@)
1297  */
1298 void WINAPI SetObjectOwner( HGDIOBJ handle, HANDLE owner )
1299 {
1300     /* Nothing to do */
1301 }
1302
1303
1304 /***********************************************************************
1305  *           MakeObjectPrivate    (GDI.463)
1306  *
1307  * What does that mean ?
1308  * Some little docu can be found in "Undocumented Windows",
1309  * but this is basically useless.
1310  * At least we know that this flags the GDI object's wMagic
1311  * with 0x2000 (OBJECT_PRIVATE), so we just do it.
1312  * But Wine doesn't react on that yet.
1313  */
1314 void WINAPI MakeObjectPrivate16( HGDIOBJ16 handle, BOOL16 private )
1315 {
1316     GDIOBJHDR *ptr = GDI_GetObjPtr( handle, MAGIC_DONTCARE );
1317     if (!ptr)
1318     {
1319         ERR("invalid GDI object %04x !\n", handle);
1320         return;
1321     }
1322     ptr->wMagic |= OBJECT_PRIVATE;
1323     GDI_ReleaseObj( handle );
1324 }
1325
1326
1327 /***********************************************************************
1328  *           GdiFlush    (GDI32.@)
1329  */
1330 BOOL WINAPI GdiFlush(void)
1331 {
1332     return TRUE;  /* FIXME */
1333 }
1334
1335
1336 /***********************************************************************
1337  *           GdiGetBatchLimit    (GDI32.@)
1338  */
1339 DWORD WINAPI GdiGetBatchLimit(void)
1340 {
1341     return 1;  /* FIXME */
1342 }
1343
1344
1345 /***********************************************************************
1346  *           GdiSetBatchLimit    (GDI32.@)
1347  */
1348 DWORD WINAPI GdiSetBatchLimit( DWORD limit )
1349 {
1350     return 1; /* FIXME */
1351 }
1352
1353
1354 /***********************************************************************
1355  *           GdiSeeGdiDo   (GDI.452)
1356  */
1357 DWORD WINAPI GdiSeeGdiDo16( WORD wReqType, WORD wParam1, WORD wParam2,
1358                           WORD wParam3 )
1359 {
1360     switch (wReqType)
1361     {
1362     case 0x0001:  /* LocalAlloc */
1363         return LOCAL_Alloc( GDI_HeapSel, wParam1, wParam3 );
1364     case 0x0002:  /* LocalFree */
1365         return LOCAL_Free( GDI_HeapSel, wParam1 );
1366     case 0x0003:  /* LocalCompact */
1367         return LOCAL_Compact( GDI_HeapSel, wParam3, 0 );
1368     case 0x0103:  /* LocalHeap */
1369         return GDI_HeapSel;
1370     default:
1371         WARN("(wReqType=%04x): Unknown\n", wReqType);
1372         return (DWORD)-1;
1373     }
1374 }
1375
1376 /***********************************************************************
1377  *           GdiSignalProc32     (GDI.610)
1378  */
1379 WORD WINAPI GdiSignalProc( UINT uCode, DWORD dwThreadOrProcessID,
1380                            DWORD dwFlags, HMODULE16 hModule )
1381 {
1382     return 0;
1383 }
1384
1385 /***********************************************************************
1386  *           GdiInit2     (GDI.403)
1387  *
1388  * See "Undocumented Windows"
1389  */
1390 HANDLE16 WINAPI GdiInit216(
1391     HANDLE16 h1, /* [in] GDI object */
1392     HANDLE16 h2  /* [in] global data */
1393 )
1394 {
1395     FIXME("(%04x, %04x), stub.\n", h1, h2);
1396     if (h2 == 0xffff)
1397         return 0xffff; /* undefined return value */
1398     return h1; /* FIXME: should be the memory handle of h1 */
1399 }
1400
1401 /***********************************************************************
1402  *           FinalGdiInit     (GDI.405)
1403  */
1404 void WINAPI FinalGdiInit16( HBRUSH16 hPattern /* [in] fill pattern of desktop */ )
1405 {
1406 }
1407
1408 /***********************************************************************
1409  *           GdiFreeResources   (GDI.609)
1410  */
1411 WORD WINAPI GdiFreeResources16( DWORD reserve )
1412 {
1413    return (WORD)( (int)LOCAL_CountFree( GDI_HeapSel ) * 100 /
1414                   (int)LOCAL_HeapSize( GDI_HeapSel ) );
1415 }
1416
1417 /***********************************************************************
1418  *           MulDiv   (GDI.128)
1419  */
1420 INT16 WINAPI MulDiv16(
1421              INT16 nMultiplicand,
1422              INT16 nMultiplier,
1423              INT16 nDivisor)
1424 {
1425     INT ret;
1426     if (!nDivisor) return -32768;
1427     /* We want to deal with a positive divisor to simplify the logic. */
1428     if (nDivisor < 0)
1429     {
1430       nMultiplicand = - nMultiplicand;
1431       nDivisor = -nDivisor;
1432     }
1433     /* If the result is positive, we "add" to round. else,
1434      * we subtract to round. */
1435     if ( ( (nMultiplicand <  0) && (nMultiplier <  0) ) ||
1436          ( (nMultiplicand >= 0) && (nMultiplier >= 0) ) )
1437         ret = (((int)nMultiplicand * nMultiplier) + (nDivisor/2)) / nDivisor;
1438     else
1439         ret = (((int)nMultiplicand * nMultiplier) - (nDivisor/2)) / nDivisor;
1440     if ((ret > 32767) || (ret < -32767)) return -32768;
1441     return (INT16) ret;
1442 }
1443
1444
1445 /*******************************************************************
1446  *      GetColorAdjustment [GDI32.@]
1447  *
1448  *
1449  */
1450 BOOL WINAPI GetColorAdjustment(HDC hdc, LPCOLORADJUSTMENT lpca)
1451 {
1452         FIXME("GetColorAdjustment, stub\n");
1453         return 0;
1454 }
1455
1456 /*******************************************************************
1457  *      GetMiterLimit [GDI32.@]
1458  *
1459  *
1460  */
1461 BOOL WINAPI GetMiterLimit(HDC hdc, PFLOAT peLimit)
1462 {
1463         FIXME("GetMiterLimit, stub\n");
1464         return 0;
1465 }
1466
1467 /*******************************************************************
1468  *      SetMiterLimit [GDI32.@]
1469  *
1470  *
1471  */
1472 BOOL WINAPI SetMiterLimit(HDC hdc, FLOAT eNewLimit, PFLOAT peOldLimit)
1473 {
1474         FIXME("SetMiterLimit, stub\n");
1475         return 0;
1476 }
1477
1478 /*******************************************************************
1479  *      GdiComment [GDI32.@]
1480  *
1481  *
1482  */
1483 BOOL WINAPI GdiComment(HDC hdc, UINT cbSize, const BYTE *lpData)
1484 {
1485         FIXME("GdiComment, stub\n");
1486         return 0;
1487 }
1488 /*******************************************************************
1489  *      SetColorAdjustment [GDI32.@]
1490  *
1491  *
1492  */
1493 BOOL WINAPI SetColorAdjustment(HDC hdc, const COLORADJUSTMENT* lpca)
1494 {
1495         FIXME("SetColorAdjustment, stub\n");
1496         return 0;
1497 }
1498