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 "brush.h"
  35 #include "font.h"
  36 #include "local.h"
  37 #include "palette.h"
  38 #include "pen.h"
  39 #include "region.h"
  40 #include "wine/debug.h"
  41 #include "gdi.h"
  42
  43 WINE_DEFAULT_DEBUG_CHANNEL(gdi);
  44
  45 /* ### start build ### */
  46 extern WORD CALLBACK GDI_CallTo16_word_ll(GOBJENUMPROC16,LONG,LONG);
  47 /* ### stop build ### */
  48
  49 /***********************************************************************
  50  *          GDI stock objects
  51  */
  52
  53 static const LOGBRUSH WhiteBrush = { BS_SOLID, RGB(255,255,255), 0 };
  54 static const LOGBRUSH BlackBrush = { BS_SOLID, RGB(0,0,0), 0 };
  55 static const LOGBRUSH NullBrush  = { BS_NULL, 0, 0 };
  56
  57 /* FIXME: these should perhaps be BS_HATCHED, at least for 1 bitperpixel */
  58 static const LOGBRUSH LtGrayBrush = { BS_SOLID, RGB(192,192,192), 0 };
  59 static const LOGBRUSH GrayBrush   = { BS_SOLID, RGB(128,128,128), 0 };
  60
  61 /* This is BS_HATCHED, for 1 bitperpixel. This makes the spray work in pbrush */
  62 /* NB_HATCH_STYLES is an index into HatchBrushes */
  63 static const LOGBRUSH DkGrayBrush = { BS_HATCHED, RGB(0,0,0), NB_HATCH_STYLES };
  64
  65 static const LOGPEN WhitePen = { PS_SOLID, { 0, 0 }, RGB(255,255,255) };
  66 static const LOGPEN BlackPen = { PS_SOLID, { 0, 0 }, RGB(0,0,0) };
  67 static const LOGPEN NullPen  = { PS_NULL,  { 0, 0 }, 0 };
  68
  69
  70 /* reserve one extra entry for the stock default bitmap */
  71 /* this is what Windows does too */
  72 #define NB_STOCK_OBJECTS (STOCK_LAST+2)
  73
  74 static HGDIOBJ stock_objects[NB_STOCK_OBJECTS];
  75
  76 static SYSLEVEL GDI_level = { CRITICAL_SECTION_INIT("GDI_level"), 3 };
  77 static WORD GDI_HeapSel;
  78
  79 inline static BOOL get_bool(char *buffer)
  80 {
  81     return (buffer[0] == 'y' || buffer[0] == 'Y' ||
  82             buffer[0] == 't' || buffer[0] == 'T' ||
  83             buffer[0] == '1');
  84 }
  85
  86
  87 /****************************************************************************
  88  *
  89  *      language-independent stock fonts
  90  *
  91  */
  92
  93 static const LOGFONTW OEMFixedFont =
  94 { 12, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, OEM_CHARSET,
  95   0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN, {'\0'} };
  96
  97 static const LOGFONTW AnsiFixedFont =
  98 { 12, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
  99   0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN, {'\0'} };
 100
 101 static const LOGFONTW AnsiVarFont =
 102 { 12, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
 103   0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 104   {'M','S',' ','S','a','n','s',' ','S','e','r','i','f','\0'} };
 105
 106 /******************************************************************************
 107  *
 108  *      language-dependent stock fonts
 109  *
 110  *      'ANSI' charset and 'DEFAULT' charset is not same.
 111  *      The chars in CP_ACP should be drawn with 'DEFAULT' charset.
 112  *      'ANSI' charset seems to be identical with ISO-8859-1.
 113  *      'DEFAULT' charset is a language-dependent charset.
 114  *
 115  *      'System' font seems to be an alias for language-dependent font.
 116  */
 117
 118 /*
 119  * language-dependenet stock fonts for all known charsets
 120  * please see TranslateCharsetInfo (objects/font.c) and
 121  * CharsetBindingInfo (graphics/x11drv/xfont.c),
 122  * and modify entries for your language if needed.
 123  */
 124 struct DefaultFontInfo
 125 {
 126         UINT            charset;
 127         LOGFONTW        SystemFont;
 128         LOGFONTW        DeviceDefaultFont;
 129         LOGFONTW        SystemFixedFont;
 130         LOGFONTW        DefaultGuiFont;
 131 };
 132
 133 static const struct DefaultFontInfo default_fonts[] =
 134 {
 135     {   ANSI_CHARSET,
 136         { /* System */
 137           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
 138            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 139            {'S','y','s','t','e','m','\0'}
 140         },
 141         { /* Device Default */
 142           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
 143            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 144            {'\0'}
 145         },
 146         { /* System Fixed */
 147           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
 148            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 149            {'\0'}
 150         },
 151         { /* DefaultGuiFont */
 152          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
 153            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 154            {'M','S',' ','S','a','n','s',' ','S','e','r','i','f','\0'}
 155         },
 156     },
 157     {   EASTEUROPE_CHARSET,
 158         { /* System */
 159           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, EASTEUROPE_CHARSET,
 160            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 161            {'S','y','s','t','e','m','\0'}
 162         },
 163         { /* Device Default */
 164           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, EASTEUROPE_CHARSET,
 165            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 166            {'\0'}
 167         },
 168         { /* System Fixed */
 169           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, EASTEUROPE_CHARSET,
 170            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 171            {'\0'}
 172         },
 173         { /* DefaultGuiFont */
 174          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, EASTEUROPE_CHARSET,
 175            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 176            {'\0'}       /* FIXME - what is the native font??? */
 177         },
 178     },
 179     {   RUSSIAN_CHARSET,
 180         { /* System */
 181           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, RUSSIAN_CHARSET,
 182            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 183            {'S','y','s','t','e','m','\0'}
 184         },
 185         { /* Device Default */
 186           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, RUSSIAN_CHARSET,
 187            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 188            {'\0'}
 189         },
 190         { /* System Fixed */
 191           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, RUSSIAN_CHARSET,
 192            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 193            {'\0'}
 194         },
 195         { /* DefaultGuiFont */
 196          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, RUSSIAN_CHARSET,
 197            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 198            {'\0'}       /* FIXME - what is the native font??? */
 199         },
 200     },
 201     {   GREEK_CHARSET,
 202         { /* System */
 203           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GREEK_CHARSET,
 204            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 205            {'S','y','s','t','e','m','\0'}
 206         },
 207         { /* Device Default */
 208           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GREEK_CHARSET,
 209            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 210            {'\0'}
 211         },
 212         { /* System Fixed */
 213           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GREEK_CHARSET,
 214            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 215            {'\0'}
 216         },
 217         { /* DefaultGuiFont */
 218          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GREEK_CHARSET,
 219            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 220            {'\0'}       /* FIXME - what is the native font??? */
 221         },
 222     },
 223     {   TURKISH_CHARSET,
 224         { /* System */
 225           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, TURKISH_CHARSET,
 226            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 227            {'S','y','s','t','e','m','\0'}
 228         },
 229         { /* Device Default */
 230           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, TURKISH_CHARSET,
 231            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 232            {'\0'}
 233         },
 234         { /* System Fixed */
 235           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, TURKISH_CHARSET,
 236            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 237            {'\0'}
 238         },
 239         { /* DefaultGuiFont */
 240          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, TURKISH_CHARSET,
 241            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 242            {'\0'}       /* FIXME - what is the native font??? */
 243         },
 244     },
 245     {   HEBREW_CHARSET,
 246         { /* System */
 247           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HEBREW_CHARSET,
 248            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 249            {'S','y','s','t','e','m','\0'}
 250         },
 251         { /* Device Default */
 252           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HEBREW_CHARSET,
 253            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 254            {'\0'}
 255         },
 256         { /* System Fixed */
 257           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HEBREW_CHARSET,
 258            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 259            {'\0'}
 260         },
 261         { /* DefaultGuiFont */
 262          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HEBREW_CHARSET,
 263            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 264            {'\0'}       /* FIXME - what is the native font??? */
 265         },
 266     },
 267     {   ARABIC_CHARSET,
 268         { /* System */
 269           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ARABIC_CHARSET,
 270            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 271            {'S','y','s','t','e','m','\0'}
 272         },
 273         { /* Device Default */
 274           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ARABIC_CHARSET,
 275            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 276            {'\0'}
 277         },
 278         { /* System Fixed */
 279           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ARABIC_CHARSET,
 280            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 281            {'\0'}
 282         },
 283         { /* DefaultGuiFont */
 284          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ARABIC_CHARSET,
 285            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 286            {'\0'}       /* FIXME - what is the native font??? */
 287         },
 288     },
 289     {   BALTIC_CHARSET,
 290         { /* System */
 291           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, BALTIC_CHARSET,
 292            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 293            {'S','y','s','t','e','m','\0'}
 294         },
 295         { /* Device Default */
 296           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, BALTIC_CHARSET,
 297            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 298            {'\0'}
 299         },
 300         { /* System Fixed */
 301           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, BALTIC_CHARSET,
 302            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 303            {'\0'}
 304         },
 305         { /* DefaultGuiFont */
 306          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, BALTIC_CHARSET,
 307            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 308            {'\0'}       /* FIXME - what is the native font??? */
 309         },
 310     },
 311
 312     {   THAI_CHARSET,
 313         { /* System */
 314           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, THAI_CHARSET,
 315            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 316            {'S','y','s','t','e','m','\0'}
 317         },
 318         { /* Device Default */
 319           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, THAI_CHARSET,
 320            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 321            {'\0'}
 322         },
 323         { /* System Fixed */
 324           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, THAI_CHARSET,
 325            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 326            {'\0'}
 327         },
 328         { /* DefaultGuiFont */
 329          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, THAI_CHARSET,
 330            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 331            {'\0'}       /* FIXME - what is the native font??? */
 332         },
 333     },
 334     {   SHIFTJIS_CHARSET,
 335         { /* System */
 336           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, SHIFTJIS_CHARSET,
 337            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 338            {'S','y','s','t','e','m','\0'}
 339         },
 340         { /* Device Default */
 341           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, SHIFTJIS_CHARSET,
 342            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 343            {'\0'}
 344         },
 345         { /* System Fixed */
 346           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, SHIFTJIS_CHARSET,
 347            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 348            {'\0'}
 349         },
 350         { /* DefaultGuiFont */
 351          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, SHIFTJIS_CHARSET,
 352            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 353            {'\0'}       /* FIXME - mbtowc of native ("MS P gothic") */
 354         },
 355     },
 356     {   GB2312_CHARSET,
 357         { /* System */
 358           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GB2312_CHARSET,
 359            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 360            {'S','y','s','t','e','m','\0'}
 361         },
 362         { /* Device Default */
 363           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GB2312_CHARSET,
 364            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 365            {'\0'}
 366         },
 367         { /* System Fixed */
 368           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GB2312_CHARSET,
 369            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 370            {'\0'}
 371         },
 372         { /* DefaultGuiFont */
 373          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GB2312_CHARSET,
 374            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 375            {'M','S',' ','S','o','n','g','\0'}   /* FIXME: Is this correct? */
 376         },
 377     },
 378     {   HANGEUL_CHARSET,
 379         { /* System */
 380           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HANGEUL_CHARSET,
 381            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 382            {'S','y','s','t','e','m','\0'}
 383         },
 384         { /* Device Default */
 385           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HANGEUL_CHARSET,
 386            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 387            {'\0'}
 388         },
 389         { /* System Fixed */
 390           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HANGEUL_CHARSET,
 391            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 392            {'\0'}
 393         },
 394         { /* DefaultGuiFont */
 395          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HANGEUL_CHARSET,
 396            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 397            {'G','u','l','i','m','C','h','e'}, /* FIXME: Is this correct? */
 398         },
 399     },
 400     {   CHINESEBIG5_CHARSET,
 401         { /* System */
 402           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, CHINESEBIG5_CHARSET,
 403            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 404            {'S','y','s','t','e','m','\0'}
 405         },
 406         { /* Device Default */
 407           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, CHINESEBIG5_CHARSET,
 408            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 409            {'\0'}
 410         },
 411         { /* System Fixed */
 412           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, CHINESEBIG5_CHARSET,
 413            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 414            {'\0'}
 415         },
 416         { /* DefaultGuiFont */
 417          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, CHINESEBIG5_CHARSET,
 418            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 419            {'\0'}       /* FIXME - what is the native font??? */
 420         },
 421     },
 422     {   JOHAB_CHARSET,
 423         { /* System */
 424           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, JOHAB_CHARSET,
 425            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 426            {'S','y','s','t','e','m','\0'}
 427         },
 428         { /* Device Default */
 429           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, JOHAB_CHARSET,
 430            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 431            {'\0'}
 432         },
 433         { /* System Fixed */
 434           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, JOHAB_CHARSET,
 435            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 436            {'\0'}
 437         },
 438         { /* DefaultGuiFont */
 439          -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, JOHAB_CHARSET,
 440            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 441            {'\0'}       /* FIXME - what is the native font??? mbtowc of native ("MS Mingliu")??? */
 442         },
 443     },
 444 };
 445
 446
 447 /******************************************************************************
 448  *      get_default_fonts
 449  */
 450 static const struct DefaultFontInfo* get_default_fonts(UINT charset)
 451 {
 452         int     n;
 453
 454         for(n=0;n<(sizeof(default_fonts)/sizeof(default_fonts[0]));n++)
 455         {
 456                 if ( default_fonts[n].charset == charset )
 457                         return &default_fonts[n];
 458         }
 459
 460         FIXME( "unhandled charset 0x%08x - use ANSI_CHARSET for default stock objects\n", charset );
 461         return &default_fonts[0];
 462 }
 463
 464
 465 /******************************************************************************
 466  *      get_default_charset    (internal)
 467  *
 468  * get the language-dependent charset that can handle CP_ACP correctly.
 469  */
 470 static UINT get_default_charset( void )
 471 {
 472     CHARSETINFO     csi;
 473     UINT    uACP;
 474
 475     uACP = GetACP();
 476     csi.ciCharset = ANSI_CHARSET;
 477     if ( ! TranslateCharsetInfo( (LPDWORD)uACP, &csi, TCI_SRCCODEPAGE ) )
 478     {
 479         FIXME( "unhandled codepage %u - use ANSI_CHARSET for default stock objects\n", uACP );
 480         return ANSI_CHARSET;
 481     }
 482
 483     return csi.ciCharset;
 484 }
 485
 486
 487 /******************************************************************************
 488  *           create_stock_font
 489  */
 490 static HFONT create_stock_font( char const *fontName, const LOGFONTW *font, HKEY hkey )
 491 {
 492     LOGFONTW lf;
 493     char  key[256];
 494     char buffer[MAX_PATH];
 495     DWORD type, count;
 496
 497     if (!hkey) return CreateFontIndirectW( font );
 498
 499     lf = *font;
 500     sprintf(key, "%s.Height", fontName);
 501     count = sizeof(buffer);
 502     if(!RegQueryValueExA(hkey, key, 0, &type, buffer, &count))
 503         lf.lfHeight = atoi(buffer);
 504
 505     sprintf(key, "%s.Bold", fontName);
 506     count = sizeof(buffer);
 507     if(!RegQueryValueExA(hkey, key, 0, &type, buffer, &count))
 508         lf.lfWeight = get_bool(buffer) ? FW_BOLD : FW_NORMAL;
 509
 510     sprintf(key, "%s.Italic", fontName);
 511     count = sizeof(buffer);
 512     if(!RegQueryValueExA(hkey, key, 0, &type, buffer, &count))
 513         lf.lfItalic = get_bool(buffer);
 514
 515     sprintf(key, "%s.Underline", fontName);
 516     count = sizeof(buffer);
 517     if(!RegQueryValueExA(hkey, key, 0, &type, buffer, &count))
 518         lf.lfUnderline = get_bool(buffer);
 519
 520     sprintf(key, "%s.StrikeOut", fontName);
 521     count = sizeof(buffer);
 522     if(!RegQueryValueExA(hkey, key, 0, &type, buffer, &count))
 523         lf.lfStrikeOut = get_bool(buffer);
 524     return CreateFontIndirectW( &lf );
 525 }
 526
 527
 528 #define TRACE_SEC(handle,text) \
 529    TRACE("(%04x): " text " %ld\n", (handle), GDI_level.crst.RecursionCount)
 530
 531
 532 /***********************************************************************
 533  *           inc_ref_count
 534  *
 535  * Increment the reference count of a GDI object.
 536  */
 537 inline static void inc_ref_count( HGDIOBJ handle )
 538 {
 539     GDIOBJHDR *header;
 540
 541     if ((header = GDI_GetObjPtr( handle, MAGIC_DONTCARE )))
 542     {
 543         header->dwCount++;
 544         GDI_ReleaseObj( handle );
 545     }
 546 }
 547
 548
 549 /***********************************************************************
 550  *           dec_ref_count
 551  *
 552  * Decrement the reference count of a GDI object.
 553  */
 554 inline static void dec_ref_count( HGDIOBJ handle )
 555 {
 556     GDIOBJHDR *header;
 557
 558     if ((header = GDI_GetObjPtr( handle, MAGIC_DONTCARE )))
 559     {
 560         if (header->dwCount) header->dwCount--;
 561         if (header->dwCount != 0x80000000) GDI_ReleaseObj( handle );
 562         else
 563         {
 564             /* handle delayed DeleteObject*/
 565             header->dwCount = 0;
 566             GDI_ReleaseObj( handle );
 567             TRACE( "executing delayed DeleteObject for %04x\n", handle );
 568             DeleteObject( handle );
 569         }
 570     }
 571 }
 572
 573
 574 /***********************************************************************
 575  *           GDI_Init
 576  *
 577  * GDI initialization.
 578  */
 579 BOOL GDI_Init(void)
 580 {
 581     HINSTANCE16 instance;
 582     HKEY hkey;
 583     GDIOBJHDR *ptr;
 584     const struct DefaultFontInfo* deffonts;
 585     int i;
 586
 587     if (RegOpenKeyA(HKEY_LOCAL_MACHINE, "Software\\Wine\\Wine\\Config\\Tweak.Fonts", &hkey))
 588         hkey = 0;
 589
 590     /* create GDI heap */
 591     if ((instance = LoadLibrary16( "GDI.EXE" )) < 32) return FALSE;
 592     GDI_HeapSel = instance | 7;
 593
 594     /* create stock objects */
 595     stock_objects[WHITE_BRUSH]  = CreateBrushIndirect( &WhiteBrush );
 596     stock_objects[LTGRAY_BRUSH] = CreateBrushIndirect( &LtGrayBrush );
 597     stock_objects[GRAY_BRUSH]   = CreateBrushIndirect( &GrayBrush );
 598     stock_objects[DKGRAY_BRUSH] = CreateBrushIndirect( &DkGrayBrush );
 599     stock_objects[BLACK_BRUSH]  = CreateBrushIndirect( &BlackBrush );
 600     stock_objects[NULL_BRUSH]   = CreateBrushIndirect( &NullBrush );
 601
 602     stock_objects[WHITE_PEN]    = CreatePenIndirect( &WhitePen );
 603     stock_objects[BLACK_PEN]    = CreatePenIndirect( &BlackPen );
 604     stock_objects[NULL_PEN]     = CreatePenIndirect( &NullPen );
 605
 606     stock_objects[DEFAULT_PALETTE] = PALETTE_Init();
 607     stock_objects[DEFAULT_BITMAP]  = CreateBitmap( 1, 1, 1, 1, NULL );
 608
 609     /* language-independent stock fonts */
 610     stock_objects[OEM_FIXED_FONT]      = create_stock_font( "OEMFixed", &OEMFixedFont, hkey );
 611     stock_objects[ANSI_FIXED_FONT]     = create_stock_font( "AnsiFixed", &AnsiFixedFont, hkey );
 612     stock_objects[ANSI_VAR_FONT]       = create_stock_font( "AnsiVar", &AnsiVarFont, hkey );
 613
 614     /* language-dependent stock fonts */
 615     deffonts = get_default_fonts(get_default_charset());
 616     stock_objects[SYSTEM_FONT]         = create_stock_font( "System", &deffonts->SystemFont, hkey );
 617     stock_objects[DEVICE_DEFAULT_FONT] = create_stock_font( "DeviceDefault", &deffonts->DeviceDefaultFont, hkey );
 618     stock_objects[SYSTEM_FIXED_FONT]   = create_stock_font( "SystemFixed", &deffonts->SystemFixedFont, hkey );
 619     stock_objects[DEFAULT_GUI_FONT]    = create_stock_font( "DefaultGui", &deffonts->DefaultGuiFont, hkey );
 620
 621
 622     /* clear the NOSYSTEM bit on all stock objects*/
 623     for (i = 0; i < NB_STOCK_OBJECTS; i++)
 624     {
 625         if (!stock_objects[i])
 626         {
 627             if (i == 9) continue;  /* there's no stock object 9 */
 628             ERR( "could not create stock object %d\n", i );
 629             return FALSE;
 630         }
 631         ptr = GDI_GetObjPtr( stock_objects[i], MAGIC_DONTCARE );
 632         ptr->wMagic &= ~OBJECT_NOSYSTEM;
 633         GDI_ReleaseObj( stock_objects[i] );
 634     }
 635
 636     if (hkey) RegCloseKey( hkey );
 637
 638     WineEngInit();
 639
 640     return TRUE;
 641 }
 642
 643 #define FIRST_LARGE_HANDLE 16
 644 #define MAX_LARGE_HANDLES ((GDI_HEAP_SIZE >> 2) - FIRST_LARGE_HANDLE)
 645 static GDIOBJHDR *large_handles[MAX_LARGE_HANDLES];
 646 static int next_large_handle;
 647
 648 /***********************************************************************
 649  *           alloc_large_heap
 650  *
 651  * Allocate a GDI handle from the large heap. Helper for GDI_AllocObject
 652  */
 653 inline static GDIOBJHDR *alloc_large_heap( WORD size, HGDIOBJ *handle )
 654 {
 655     int i;
 656     GDIOBJHDR *obj;
 657
 658     for (i = next_large_handle + 1; i < MAX_LARGE_HANDLES; i++)
 659         if (!large_handles[i]) goto found;
 660     for (i = 0; i <= next_large_handle; i++)
 661         if (!large_handles[i]) goto found;
 662     *handle = 0;
 663     return NULL;
 664
 665  found:
 666     if ((obj = HeapAlloc( GetProcessHeap(), 0, size )))
 667     {
 668         large_handles[i] = obj;
 669         *handle = (i + FIRST_LARGE_HANDLE) << 2;
 670         next_large_handle = i;
 671     }
 672     return obj;
 673 }
 674
 675
 676 /***********************************************************************
 677  *           GDI_AllocObject
 678  */
 679 void *GDI_AllocObject( WORD size, WORD magic, HGDIOBJ *handle )
 680 {
 681     GDIOBJHDR *obj;
 682
 683     _EnterSysLevel( &GDI_level );
 684     switch(magic)
 685     {
 686         /* allocate DCs on the larger heap */
 687     case DC_MAGIC:
 688     case DISABLED_DC_MAGIC:
 689     case META_DC_MAGIC:
 690     case METAFILE_MAGIC:
 691     case METAFILE_DC_MAGIC:
 692     case ENHMETAFILE_MAGIC:
 693     case ENHMETAFILE_DC_MAGIC:
 694     case BITMAP_MAGIC:
 695         if (!(obj = alloc_large_heap( size, handle ))) goto error;
 696         break;
 697     default:
 698         if (!(*handle = LOCAL_Alloc( GDI_HeapSel, LMEM_MOVEABLE, size ))) goto error;
 699         assert( *handle & 2 );
 700         obj = (GDIOBJHDR *)LOCAL_Lock( GDI_HeapSel, *handle );
 701         break;
 702     }
 703
 704     obj->hNext   = 0;
 705     obj->wMagic  = magic|OBJECT_NOSYSTEM;
 706     obj->dwCount = 0;
 707
 708     TRACE_SEC( *handle, "enter" );
 709     return obj;
 710
 711 error:
 712     _LeaveSysLevel( &GDI_level );
 713     *handle = 0;
 714     return NULL;
 715 }
 716
 717
 718 /***********************************************************************
 719  *           GDI_ReallocObject
 720  *
 721  * The object ptr must have been obtained with GDI_GetObjPtr.
 722  * The new pointer must be released with GDI_ReleaseObj.
 723  */
 724 void *GDI_ReallocObject( WORD size, HGDIOBJ handle, void *object )
 725 {
 726     HGDIOBJ new_handle;
 727
 728     assert( handle & 2 );  /* no realloc for large handles */
 729     LOCAL_Unlock( GDI_HeapSel, handle );
 730     if (!(new_handle = LOCAL_ReAlloc( GDI_HeapSel, handle, size, LMEM_MOVEABLE )))
 731     {
 732         TRACE_SEC( handle, "leave" );
 733         _LeaveSysLevel( &GDI_level );
 734         return NULL;
 735     }
 736     assert( new_handle == handle );  /* moveable handle cannot change */
 737     return LOCAL_Lock( GDI_HeapSel, handle );
 738 }
 739
 740
 741 /***********************************************************************
 742  *           GDI_FreeObject
 743  */
 744 BOOL GDI_FreeObject( HGDIOBJ handle, void *ptr )
 745 {
 746     GDIOBJHDR *object = ptr;
 747
 748     object->wMagic = 0;  /* Mark it as invalid */
 749     if (handle & 2)  /* GDI heap handle */
 750     {
 751         LOCAL_Unlock( GDI_HeapSel, handle );
 752         LOCAL_Free( GDI_HeapSel, handle );
 753     }
 754     else  /* large heap handle */
 755     {
 756         int i = (handle >> 2) - FIRST_LARGE_HANDLE;
 757         if (i >= 0 && i < MAX_LARGE_HANDLES && large_handles[i])
 758         {
 759             HeapFree( GetProcessHeap(), 0, large_handles[i] );
 760             large_handles[i] = NULL;
 761         }
 762         else ERR( "Invalid handle %x\n", handle );
 763     }
 764     TRACE_SEC( handle, "leave" );
 765     _LeaveSysLevel( &GDI_level );
 766     return TRUE;
 767 }
 768
 769
 770 /***********************************************************************
 771  *           GDI_GetObjPtr
 772  *
 773  * Return a pointer to the GDI object associated to the handle.
 774  * Return NULL if the object has the wrong magic number.
 775  * The object must be released with GDI_ReleaseObj.
 776  */
 777 void *GDI_GetObjPtr( HGDIOBJ handle, WORD magic )
 778 {
 779     GDIOBJHDR *ptr = NULL;
 780
 781     _EnterSysLevel( &GDI_level );
 782
 783     if (handle & 2)  /* GDI heap handle */
 784     {
 785         ptr = (GDIOBJHDR *)LOCAL_Lock( GDI_HeapSel, handle );
 786         if (ptr)
 787         {
 788             if (((magic != MAGIC_DONTCARE) && (GDIMAGIC(ptr->wMagic) != magic)) ||
 789                 (GDIMAGIC(ptr->wMagic) < FIRST_MAGIC) ||
 790                 (GDIMAGIC(ptr->wMagic) > LAST_MAGIC))
 791             {
 792                 LOCAL_Unlock( GDI_HeapSel, handle );
 793                 ptr = NULL;
 794             }
 795         }
 796     }
 797     else  /* large heap handle */
 798     {
 799         int i = (handle >> 2) - FIRST_LARGE_HANDLE;
 800         if (i >= 0 && i < MAX_LARGE_HANDLES)
 801         {
 802             ptr = large_handles[i];
 803             if (ptr && (magic != MAGIC_DONTCARE) && (GDIMAGIC(ptr->wMagic) != magic)) ptr = NULL;
 804         }
 805     }
 806
 807     if (!ptr)
 808     {
 809         _LeaveSysLevel( &GDI_level );
 810         SetLastError( ERROR_INVALID_HANDLE );
 811         WARN( "Invalid handle %x\n", handle );
 812     }
 813     else TRACE_SEC( handle, "enter" );
 814
 815     return ptr;
 816 }
 817
 818
 819 /***********************************************************************
 820  *           GDI_ReleaseObj
 821  *
 822  */
 823 void GDI_ReleaseObj( HGDIOBJ handle )
 824 {
 825     if (handle & 2) LOCAL_Unlock( GDI_HeapSel, handle );
 826     TRACE_SEC( handle, "leave" );
 827     _LeaveSysLevel( &GDI_level );
 828 }
 829
 830
 831 /***********************************************************************
 832  *           GDI_CheckNotLock
 833  */
 834 void GDI_CheckNotLock(void)
 835 {
 836     _CheckNotSysLevel( &GDI_level );
 837 }
 838
 839
 840 /***********************************************************************
 841  *           FONT_DeleteObject
 842  *
 843  */
 844 static BOOL FONT_DeleteObject(HGDIOBJ hfont, FONTOBJ *fontobj)
 845 {
 846     WineEngDestroyFontInstance( hfont );
 847     return GDI_FreeObject( hfont, fontobj );
 848 }
 849
 850
 851 /***********************************************************************
 852  *           DeleteObject    (GDI.69)
 853  *           SysDeleteObject (GDI.605)
 854  */
 855 BOOL16 WINAPI DeleteObject16( HGDIOBJ16 obj )
 856 {
 857     return DeleteObject( obj );
 858 }
 859
 860
 861 /***********************************************************************
 862  *           DeleteObject    (GDI32.@)
 863  */
 864 BOOL WINAPI DeleteObject( HGDIOBJ obj )
 865 {
 866       /* Check if object is valid */
 867
 868     GDIOBJHDR * header;
 869     if (HIWORD(obj)) return FALSE;
 870
 871     if (!(header = GDI_GetObjPtr( obj, MAGIC_DONTCARE ))) return FALSE;
 872
 873     if (!(header->wMagic & OBJECT_NOSYSTEM)
 874     &&   (header->wMagic >= FIRST_MAGIC) && (header->wMagic <= LAST_MAGIC))
 875     {
 876         TRACE("Preserving system object %04x\n", obj);
 877         GDI_ReleaseObj( obj );
 878         return TRUE;
 879     }
 880
 881     if (header->dwCount)
 882     {
 883         TRACE("delayed for %04x because object in use, count %ld\n", obj, header->dwCount );
 884         header->dwCount |= 0x80000000; /* mark for delete */
 885         GDI_ReleaseObj( obj );
 886         return TRUE;
 887     }
 888
 889     TRACE("%04x\n", obj );
 890
 891       /* Delete object */
 892
 893     switch(GDIMAGIC(header->wMagic))
 894     {
 895       case PEN_MAGIC:     return GDI_FreeObject( obj, header );
 896       case BRUSH_MAGIC:   return BRUSH_DeleteObject( obj, (BRUSHOBJ*)header );
 897       case FONT_MAGIC:    return FONT_DeleteObject( obj, (FONTOBJ*)header );
 898       case PALETTE_MAGIC: return PALETTE_DeleteObject(obj,(PALETTEOBJ*)header);
 899       case BITMAP_MAGIC:  return BITMAP_DeleteObject( obj, (BITMAPOBJ*)header);
 900       case REGION_MAGIC:  return REGION_DeleteObject( obj, (RGNOBJ*)header );
 901       case DC_MAGIC:
 902           GDI_ReleaseObj( obj );
 903           return DeleteDC(obj);
 904       case 0 :
 905         WARN("Already deleted\n");
 906         break;
 907       default:
 908         WARN("Unknown magic number (%04x)\n",GDIMAGIC(header->wMagic));
 909     }
 910     GDI_ReleaseObj( obj );
 911     return FALSE;
 912 }
 913
 914 /***********************************************************************
 915  *           GetStockObject    (GDI.87)
 916  */
 917 HGDIOBJ16 WINAPI GetStockObject16( INT16 obj )
 918 {
 919     return (HGDIOBJ16)GetStockObject( obj );
 920 }
 921
 922
 923 /***********************************************************************
 924  *           GetStockObject    (GDI32.@)
 925  */
 926 HGDIOBJ WINAPI GetStockObject( INT obj )
 927 {
 928     HGDIOBJ ret;
 929     if ((obj < 0) || (obj >= NB_STOCK_OBJECTS)) return 0;
 930     ret = stock_objects[obj];
 931     TRACE("returning %4x\n", ret );
 932     return ret;
 933 }
 934
 935
 936 /***********************************************************************
 937  *           GetObject    (GDI.82)
 938  */
 939 INT16 WINAPI GetObject16( HANDLE16 handle, INT16 count, LPVOID buffer )
 940 {
 941     GDIOBJHDR * ptr;
 942     INT16 result = 0;
 943     TRACE("%04x %d %p\n", handle, count, buffer );
 944     if (!count) return 0;
 945
 946     if (!(ptr = GDI_GetObjPtr( handle, MAGIC_DONTCARE ))) return 0;
 947
 948     switch(GDIMAGIC(ptr->wMagic))
 949       {
 950       case PEN_MAGIC:
 951         result = PEN_GetObject16( (PENOBJ *)ptr, count, buffer );
 952         break;
 953       case BRUSH_MAGIC:
 954         result = BRUSH_GetObject16( (BRUSHOBJ *)ptr, count, buffer );
 955         break;
 956       case BITMAP_MAGIC:
 957         result = BITMAP_GetObject16( (BITMAPOBJ *)ptr, count, buffer );
 958         break;
 959       case FONT_MAGIC:
 960         result = FONT_GetObject16( (FONTOBJ *)ptr, count, buffer );
 961         break;
 962       case PALETTE_MAGIC:
 963         result = PALETTE_GetObject( (PALETTEOBJ *)ptr, count, buffer );
 964         break;
 965       }
 966     GDI_ReleaseObj( handle );
 967     return result;
 968 }
 969
 970
 971 /***********************************************************************
 972  *           GetObjectA    (GDI32.@)
 973  */
 974 INT WINAPI GetObjectA( HANDLE handle, INT count, LPVOID buffer )
 975 {
 976     GDIOBJHDR * ptr;
 977     INT result = 0;
 978     TRACE("%08x %d %p\n", handle, count, buffer );
 979     if (!count) return 0;
 980
 981     if (!(ptr = GDI_GetObjPtr( handle, MAGIC_DONTCARE ))) return 0;
 982
 983     switch(GDIMAGIC(ptr->wMagic))
 984     {
 985       case PEN_MAGIC:
 986           result = PEN_GetObject( (PENOBJ *)ptr, count, buffer );
 987           break;
 988       case BRUSH_MAGIC:
 989           result = BRUSH_GetObject( (BRUSHOBJ *)ptr, count, buffer );
 990           break;
 991       case BITMAP_MAGIC:
 992           result = BITMAP_GetObject( (BITMAPOBJ *)ptr, count, buffer );
 993           break;
 994       case FONT_MAGIC:
 995           result = FONT_GetObjectA( (FONTOBJ *)ptr, count, buffer );
 996           break;
 997       case PALETTE_MAGIC:
 998           result = PALETTE_GetObject( (PALETTEOBJ *)ptr, count, buffer );
 999           break;
1000
1001       case REGION_MAGIC:
1002       case DC_MAGIC:
1003       case DISABLED_DC_MAGIC:
1004       case META_DC_MAGIC:
1005       case METAFILE_MAGIC:
1006       case METAFILE_DC_MAGIC:
1007       case ENHMETAFILE_MAGIC:
1008       case ENHMETAFILE_DC_MAGIC:
1009           FIXME("Magic %04x not implemented\n", GDIMAGIC(ptr->wMagic) );
1010           break;
1011
1012       default:
1013           ERR("Invalid GDI Magic %04x\n", GDIMAGIC(ptr->wMagic));
1014           break;
1015     }
1016     GDI_ReleaseObj( handle );
1017     return result;
1018 }
1019
1020 /***********************************************************************
1021  *           GetObjectW    (GDI32.@)
1022  */
1023 INT WINAPI GetObjectW( HANDLE handle, INT count, LPVOID buffer )
1024 {
1025     GDIOBJHDR * ptr;
1026     INT result = 0;
1027     TRACE("%08x %d %p\n", handle, count, buffer );
1028     if (!count) return 0;
1029
1030     if (!(ptr = GDI_GetObjPtr( handle, MAGIC_DONTCARE ))) return 0;
1031
1032     switch(GDIMAGIC(ptr->wMagic))
1033     {
1034       case PEN_MAGIC:
1035           result = PEN_GetObject( (PENOBJ *)ptr, count, buffer );
1036           break;
1037       case BRUSH_MAGIC:
1038           result = BRUSH_GetObject( (BRUSHOBJ *)ptr, count, buffer );
1039           break;
1040       case BITMAP_MAGIC:
1041           result = BITMAP_GetObject( (BITMAPOBJ *)ptr, count, buffer );
1042           break;
1043       case FONT_MAGIC:
1044           result = FONT_GetObjectW( (FONTOBJ *)ptr, count, buffer );
1045           break;
1046       case PALETTE_MAGIC:
1047           result = PALETTE_GetObject( (PALETTEOBJ *)ptr, count, buffer );
1048           break;
1049       default:
1050           FIXME("Magic %04x not implemented\n", GDIMAGIC(ptr->wMagic) );
1051           break;
1052     }
1053     GDI_ReleaseObj( handle );
1054     return result;
1055 }
1056
1057 /***********************************************************************
1058  *           GetObjectType    (GDI32.@)
1059  */
1060 DWORD WINAPI GetObjectType( HANDLE handle )
1061 {
1062     GDIOBJHDR * ptr;
1063     INT result = 0;
1064     TRACE("%08x\n", handle );
1065
1066     if (!(ptr = GDI_GetObjPtr( handle, MAGIC_DONTCARE ))) return 0;
1067
1068     switch(GDIMAGIC(ptr->wMagic))
1069     {
1070       case PEN_MAGIC:
1071           result = OBJ_PEN;
1072           break;
1073       case BRUSH_MAGIC:
1074           result = OBJ_BRUSH;
1075           break;
1076       case BITMAP_MAGIC:
1077           result = OBJ_BITMAP;
1078           break;
1079       case FONT_MAGIC:
1080           result = OBJ_FONT;
1081           break;
1082       case PALETTE_MAGIC:
1083           result = OBJ_PAL;
1084           break;
1085       case REGION_MAGIC:
1086           result = OBJ_REGION;
1087           break;
1088       case DC_MAGIC:
1089           result = OBJ_DC;
1090           break;
1091       case META_DC_MAGIC:
1092           result = OBJ_METADC;
1093           break;
1094       case METAFILE_MAGIC:
1095           result = OBJ_METAFILE;
1096           break;
1097       case METAFILE_DC_MAGIC:
1098           result = OBJ_METADC;
1099           break;
1100       case ENHMETAFILE_MAGIC:
1101           result = OBJ_ENHMETAFILE;
1102           break;
1103       case ENHMETAFILE_DC_MAGIC:
1104           result = OBJ_ENHMETADC;
1105           break;
1106       default:
1107           FIXME("Magic %04x not implemented\n", GDIMAGIC(ptr->wMagic) );
1108           break;
1109     }
1110     GDI_ReleaseObj( handle );
1111     return result;
1112 }
1113
1114 /***********************************************************************
1115  *           GetCurrentObject           (GDI32.@)
1116  */
1117 HANDLE WINAPI GetCurrentObject(HDC hdc,UINT type)
1118 {
1119     HANDLE ret = 0;
1120     DC * dc = DC_GetDCPtr( hdc );
1121
1122     if (dc)
1123     {
1124     switch (type) {
1125         case OBJ_PEN:    ret = dc->hPen; break;
1126         case OBJ_BRUSH:  ret = dc->hBrush; break;
1127         case OBJ_PAL:    ret = dc->hPalette; break;
1128         case OBJ_FONT:   ret = dc->hFont; break;
1129         case OBJ_BITMAP: ret = dc->hBitmap; break;
1130     default:
1131         /* the SDK only mentions those above */
1132         FIXME("(%08x,%d): unknown type.\n",hdc,type);
1133             break;
1134         }
1135         GDI_ReleaseObj( hdc );
1136     }
1137     return ret;
1138 }
1139 /***********************************************************************
1140  *           FONT_SelectObject
1141  *
1142  * If the driver supports vector fonts we create a gdi font first and
1143  * then call the driver to give it a chance to supply its own device
1144  * font.  If the driver wants to do this it returns TRUE and we can
1145  * delete the gdi font, if the driver wants to use the gdi font it
1146  * should return FALSE, to signal an error return GDI_ERROR.  For
1147  * drivers that don't support vector fonts they must supply their own
1148  * font.
1149  */
1150 static HGDIOBJ FONT_SelectObject(DC *dc, HGDIOBJ hFont)
1151 {
1152     HGDIOBJ ret = FALSE;
1153
1154     if(dc->hFont != hFont || dc->gdiFont == NULL) {
1155         if(GetDeviceCaps(dc->hSelf, TEXTCAPS) & TC_VA_ABLE)
1156             dc->gdiFont = WineEngCreateFontInstance(dc, hFont);
1157     }
1158
1159     if(dc->funcs->pSelectFont)
1160         ret = dc->funcs->pSelectFont(dc->physDev, hFont);
1161
1162     if(ret && dc->gdiFont) {
1163         dc->gdiFont = 0;
1164     }
1165
1166     if(ret == GDI_ERROR)
1167         ret = FALSE; /* SelectObject returns FALSE on error */
1168     else {
1169         ret = dc->hFont;
1170         dc->hFont = hFont;
1171     }
1172
1173     return ret;
1174 }
1175
1176
1177 /***********************************************************************
1178  *           select_bitmap
1179  */
1180 static HGDIOBJ select_bitmap( DC *dc, HBITMAP handle )
1181 {
1182     BITMAPOBJ *bitmap;
1183     HGDIOBJ ret = handle;
1184
1185     if (!(dc->flags & DC_MEMORY)) return 0;
1186     if (handle == dc->hBitmap) return handle;  /* nothing to do */
1187     if (!(bitmap = GDI_GetObjPtr( handle, BITMAP_MAGIC ))) return 0;
1188
1189     if (bitmap->header.dwCount && (handle != GetStockObject(DEFAULT_BITMAP)))
1190     {
1191         WARN( "Bitmap already selected in another DC\n" );
1192         GDI_ReleaseObj( handle );
1193         return 0;
1194     }
1195
1196     if (dc->funcs->pSelectBitmap) ret = dc->funcs->pSelectBitmap( dc->physDev, handle );
1197
1198     if (ret)
1199     {
1200         dc->hBitmap            = ret;
1201         dc->totalExtent.left   = 0;
1202         dc->totalExtent.top    = 0;
1203         dc->totalExtent.right  = bitmap->bitmap.bmWidth;
1204         dc->totalExtent.bottom = bitmap->bitmap.bmHeight;
1205         dc->flags &= ~DC_DIRTY;
1206         SetRectRgn( dc->hVisRgn, 0, 0, bitmap->bitmap.bmWidth, bitmap->bitmap.bmHeight);
1207         CLIPPING_UpdateGCRegion( dc );
1208
1209         if (dc->bitsPerPixel != bitmap->bitmap.bmBitsPixel)
1210         {
1211             /* depth changed, reinitialize the DC */
1212             dc->bitsPerPixel = bitmap->bitmap.bmBitsPixel;
1213             DC_InitDC( dc );
1214         }
1215     }
1216     GDI_ReleaseObj( handle );
1217     return ret;
1218 }
1219
1220
1221 /***********************************************************************
1222  *           SelectObject    (GDI.45)
1223  */
1224 HGDIOBJ16 WINAPI SelectObject16( HDC16 hdc, HGDIOBJ16 handle )
1225 {
1226     return (HGDIOBJ16)SelectObject( hdc, handle );
1227 }
1228
1229
1230 /***********************************************************************
1231  *           SelectObject    (GDI32.@)
1232  */
1233 HGDIOBJ WINAPI SelectObject( HDC hdc, HGDIOBJ handle )
1234 {
1235     HGDIOBJ ret = 0;
1236     DC * dc = DC_GetDCPtr( hdc );
1237     if (!dc) return 0;
1238     TRACE("hdc=%04x %04x\n", hdc, handle );
1239
1240     /* Fonts get a rather different treatment so we'll handle them
1241        separately */
1242     switch(GetObjectType( handle ))
1243     {
1244     case OBJ_BITMAP:
1245         ret = dc->hBitmap;
1246         handle = select_bitmap( dc, handle );
1247         if (!handle) ret = 0;
1248         break;
1249     case OBJ_BRUSH:
1250         ret = dc->hBrush;
1251         if (dc->funcs->pSelectBrush) handle = dc->funcs->pSelectBrush( dc->physDev, handle );
1252         if (handle) dc->hBrush = handle;
1253         else ret = 0;
1254         break;
1255     case OBJ_PEN:
1256         ret = dc->hPen;
1257         if (dc->funcs->pSelectPen) handle = dc->funcs->pSelectPen( dc->physDev, handle );
1258         if (handle) dc->hPen = handle;
1259         else ret = 0;
1260         break;
1261     case OBJ_FONT:
1262         ret = FONT_SelectObject(dc, handle);
1263         break;
1264     case OBJ_REGION:
1265         GDI_ReleaseObj( hdc );
1266         return (HGDIOBJ)SelectClipRgn( hdc, handle );
1267     }
1268     GDI_ReleaseObj( hdc );
1269
1270     if (ret && ret != handle)
1271     {
1272         inc_ref_count( handle );
1273         dec_ref_count( ret );
1274     }
1275     return ret;
1276 }
1277
1278
1279 /***********************************************************************
1280  *           UnrealizeObject    (GDI.150)
1281  */
1282 BOOL16 WINAPI UnrealizeObject16( HGDIOBJ16 obj )
1283 {
1284     return UnrealizeObject( obj );
1285 }
1286
1287
1288 /***********************************************************************
1289  *           UnrealizeObject    (GDI32.@)
1290  */
1291 BOOL WINAPI UnrealizeObject( HGDIOBJ obj )
1292 {
1293     BOOL result = TRUE;
1294   /* Check if object is valid */
1295
1296     GDIOBJHDR * header = GDI_GetObjPtr( obj, MAGIC_DONTCARE );
1297     if (!header) return FALSE;
1298
1299     TRACE("%04x\n", obj );
1300
1301       /* Unrealize object */
1302
1303     switch(GDIMAGIC(header->wMagic))
1304     {
1305     case PALETTE_MAGIC:
1306         result = PALETTE_UnrealizeObject( obj, (PALETTEOBJ *)header );
1307         break;
1308
1309     case BRUSH_MAGIC:
1310         /* Windows resets the brush origin. We don't need to. */
1311         break;
1312     }
1313     GDI_ReleaseObj( obj );
1314     return result;
1315 }
1316
1317
1318 /* Solid colors to enumerate */
1319 static const COLORREF solid_colors[] =
1320 { RGB(0x00,0x00,0x00), RGB(0xff,0xff,0xff),
1321 RGB(0xff,0x00,0x00), RGB(0x00,0xff,0x00),
1322 RGB(0x00,0x00,0xff), RGB(0xff,0xff,0x00),
1323 RGB(0xff,0x00,0xff), RGB(0x00,0xff,0xff),
1324 RGB(0x80,0x00,0x00), RGB(0x00,0x80,0x00),
1325 RGB(0x80,0x80,0x00), RGB(0x00,0x00,0x80),
1326 RGB(0x80,0x00,0x80), RGB(0x00,0x80,0x80),
1327 RGB(0x80,0x80,0x80), RGB(0xc0,0xc0,0xc0)
1328 };
1329
1330 /***********************************************************************
1331  *           EnumObjects    (GDI.71)
1332  */
1333 INT16 WINAPI EnumObjects16( HDC16 hdc, INT16 nObjType,
1334                             GOBJENUMPROC16 lpEnumFunc, LPARAM lParam )
1335 {
1336     INT16 i, retval = 0;
1337     LOGPEN16 pen;
1338     LOGBRUSH16 brush;
1339     SEGPTR segptr;
1340
1341     TRACE("%04x %d %08lx %08lx\n",
1342                  hdc, nObjType, (DWORD)lpEnumFunc, lParam );
1343     switch(nObjType)
1344     {
1345     case OBJ_PEN:
1346         /* Enumerate solid pens */
1347         segptr = MapLS( &pen );
1348         for (i = 0; i < sizeof(solid_colors)/sizeof(solid_colors[0]); i++)
1349         {
1350             pen.lopnStyle   = PS_SOLID;
1351             pen.lopnWidth.x = 1;
1352             pen.lopnWidth.y = 0;
1353             pen.lopnColor   = solid_colors[i];
1354             retval = GDI_CallTo16_word_ll( lpEnumFunc, segptr, lParam );
1355             TRACE("solid pen %08lx, ret=%d\n", solid_colors[i], retval);
1356             if (!retval) break;
1357         }
1358         UnMapLS( segptr );
1359         break;
1360
1361     case OBJ_BRUSH:
1362         /* Enumerate solid brushes */
1363         segptr = MapLS( &brush );
1364         for (i = 0; i < sizeof(solid_colors)/sizeof(solid_colors[0]); i++)
1365         {
1366             brush.lbStyle = BS_SOLID;
1367             brush.lbColor = solid_colors[i];
1368             brush.lbHatch = 0;
1369             retval = GDI_CallTo16_word_ll( lpEnumFunc, segptr, lParam );
1370             TRACE("solid brush %08lx, ret=%d\n", solid_colors[i], retval);
1371             if (!retval) break;
1372         }
1373
1374         /* Now enumerate hatched brushes */
1375         if (retval) for (i = HS_HORIZONTAL; i <= HS_DIAGCROSS; i++)
1376         {
1377             brush.lbStyle = BS_HATCHED;
1378             brush.lbColor = RGB(0,0,0);
1379             brush.lbHatch = i;
1380             retval = GDI_CallTo16_word_ll( lpEnumFunc, segptr, lParam );
1381             TRACE("hatched brush %d, ret=%d\n", i, retval);
1382             if (!retval) break;
1383         }
1384         UnMapLS( segptr );
1385         break;
1386
1387     default:
1388         WARN("(%d): Invalid type\n", nObjType );
1389         break;
1390     }
1391     return retval;
1392 }
1393
1394
1395 /***********************************************************************
1396  *           EnumObjects    (GDI32.@)
1397  */
1398 INT WINAPI EnumObjects( HDC hdc, INT nObjType,
1399                             GOBJENUMPROC lpEnumFunc, LPARAM lParam )
1400 {
1401     INT i, retval = 0;
1402     LOGPEN pen;
1403     LOGBRUSH brush;
1404
1405     TRACE("%04x %d %08lx %08lx\n",
1406                  hdc, nObjType, (DWORD)lpEnumFunc, lParam );
1407     switch(nObjType)
1408     {
1409     case OBJ_PEN:
1410         /* Enumerate solid pens */
1411         for (i = 0; i < sizeof(solid_colors)/sizeof(solid_colors[0]); i++)
1412         {
1413             pen.lopnStyle   = PS_SOLID;
1414             pen.lopnWidth.x = 1;
1415             pen.lopnWidth.y = 0;
1416             pen.lopnColor   = solid_colors[i];
1417             retval = lpEnumFunc( &pen, lParam );
1418             TRACE("solid pen %08lx, ret=%d\n",
1419                          solid_colors[i], retval);
1420             if (!retval) break;
1421         }
1422         break;
1423
1424     case OBJ_BRUSH:
1425         /* Enumerate solid brushes */
1426         for (i = 0; i < sizeof(solid_colors)/sizeof(solid_colors[0]); i++)
1427         {
1428             brush.lbStyle = BS_SOLID;
1429             brush.lbColor = solid_colors[i];
1430             brush.lbHatch = 0;
1431             retval = lpEnumFunc( &brush, lParam );
1432             TRACE("solid brush %08lx, ret=%d\n",
1433                          solid_colors[i], retval);
1434             if (!retval) break;
1435         }
1436
1437         /* Now enumerate hatched brushes */
1438         if (retval) for (i = HS_HORIZONTAL; i <= HS_DIAGCROSS; i++)
1439         {
1440             brush.lbStyle = BS_HATCHED;
1441             brush.lbColor = RGB(0,0,0);
1442             brush.lbHatch = i;
1443             retval = lpEnumFunc( &brush, lParam );
1444             TRACE("hatched brush %d, ret=%d\n",
1445                          i, retval);
1446             if (!retval) break;
1447         }
1448         break;
1449
1450     default:
1451         /* FIXME: implement Win32 types */
1452         WARN("(%d): Invalid type\n", nObjType );
1453         break;
1454     }
1455     return retval;
1456 }
1457
1458
1459 /***********************************************************************
1460  *           IsGDIObject    (GDI.462)
1461  *
1462  * returns type of object if valid (W95 system programming secrets p. 264-5)
1463  */
1464 BOOL16 WINAPI IsGDIObject16( HGDIOBJ16 handle )
1465 {
1466     UINT16 magic = 0;
1467
1468     GDIOBJHDR *object = GDI_GetObjPtr( handle, MAGIC_DONTCARE );
1469     if (object)
1470     {
1471         magic = GDIMAGIC(object->wMagic) - PEN_MAGIC + 1;
1472         GDI_ReleaseObj( handle );
1473     }
1474     return magic;
1475 }
1476
1477
1478 /***********************************************************************
1479  *           SetObjectOwner    (GDI.461)
1480  */
1481 void WINAPI SetObjectOwner16( HGDIOBJ16 handle, HANDLE16 owner )
1482 {
1483     /* Nothing to do */
1484 }
1485
1486
1487 /***********************************************************************
1488  *           SetObjectOwner    (GDI32.@)
1489  */
1490 void WINAPI SetObjectOwner( HGDIOBJ handle, HANDLE owner )
1491 {
1492     /* Nothing to do */
1493 }
1494
1495
1496 /***********************************************************************
1497  *           MakeObjectPrivate    (GDI.463)
1498  *
1499  * What does that mean ?
1500  * Some little docu can be found in "Undocumented Windows",
1501  * but this is basically useless.
1502  * At least we know that this flags the GDI object's wMagic
1503  * with 0x2000 (OBJECT_PRIVATE), so we just do it.
1504  * But Wine doesn't react on that yet.
1505  */
1506 void WINAPI MakeObjectPrivate16( HGDIOBJ16 handle, BOOL16 private )
1507 {
1508     GDIOBJHDR *ptr = GDI_GetObjPtr( handle, MAGIC_DONTCARE );
1509     if (!ptr)
1510     {
1511         ERR("invalid GDI object %04x !\n", handle);
1512         return;
1513     }
1514     ptr->wMagic |= OBJECT_PRIVATE;
1515     GDI_ReleaseObj( handle );
1516 }
1517
1518
1519 /***********************************************************************
1520  *           GdiFlush    (GDI32.@)
1521  */
1522 BOOL WINAPI GdiFlush(void)
1523 {
1524     return TRUE;  /* FIXME */
1525 }
1526
1527
1528 /***********************************************************************
1529  *           GdiGetBatchLimit    (GDI32.@)
1530  */
1531 DWORD WINAPI GdiGetBatchLimit(void)
1532 {
1533     return 1;  /* FIXME */
1534 }
1535
1536
1537 /***********************************************************************
1538  *           GdiSetBatchLimit    (GDI32.@)
1539  */
1540 DWORD WINAPI GdiSetBatchLimit( DWORD limit )
1541 {
1542     return 1; /* FIXME */
1543 }
1544
1545
1546 /***********************************************************************
1547  *           GdiSeeGdiDo   (GDI.452)
1548  */
1549 DWORD WINAPI GdiSeeGdiDo16( WORD wReqType, WORD wParam1, WORD wParam2,
1550                           WORD wParam3 )
1551 {
1552     switch (wReqType)
1553     {
1554     case 0x0001:  /* LocalAlloc */
1555         return LOCAL_Alloc( GDI_HeapSel, wParam1, wParam3 );
1556     case 0x0002:  /* LocalFree */
1557         return LOCAL_Free( GDI_HeapSel, wParam1 );
1558     case 0x0003:  /* LocalCompact */
1559         return LOCAL_Compact( GDI_HeapSel, wParam3, 0 );
1560     case 0x0103:  /* LocalHeap */
1561         return GDI_HeapSel;
1562     default:
1563         WARN("(wReqType=%04x): Unknown\n", wReqType);
1564         return (DWORD)-1;
1565     }
1566 }
1567
1568 /***********************************************************************
1569  *           GdiSignalProc32     (GDI.610)
1570  */
1571 WORD WINAPI GdiSignalProc( UINT uCode, DWORD dwThreadOrProcessID,
1572                            DWORD dwFlags, HMODULE16 hModule )
1573 {
1574     return 0;
1575 }
1576
1577 /***********************************************************************
1578  *           GdiInit2     (GDI.403)
1579  *
1580  * See "Undocumented Windows"
1581  */
1582 HANDLE16 WINAPI GdiInit216(
1583     HANDLE16 h1, /* [in] GDI object */
1584     HANDLE16 h2  /* [in] global data */
1585 )
1586 {
1587     FIXME("(%04x, %04x), stub.\n", h1, h2);
1588     if (h2 == 0xffff)
1589         return 0xffff; /* undefined return value */
1590     return h1; /* FIXME: should be the memory handle of h1 */
1591 }
1592
1593 /***********************************************************************
1594  *           FinalGdiInit     (GDI.405)
1595  */
1596 void WINAPI FinalGdiInit16( HBRUSH16 hPattern /* [in] fill pattern of desktop */ )
1597 {
1598 }
1599
1600 /***********************************************************************
1601  *           GdiFreeResources   (GDI.609)
1602  */
1603 WORD WINAPI GdiFreeResources16( DWORD reserve )
1604 {
1605    return (WORD)( (int)LOCAL_CountFree( GDI_HeapSel ) * 100 /
1606                   (int)LOCAL_HeapSize( GDI_HeapSel ) );
1607 }
1608
1609 /***********************************************************************
1610  *           MulDiv   (GDI.128)
1611  */
1612 INT16 WINAPI MulDiv16(
1613              INT16 nMultiplicand,
1614              INT16 nMultiplier,
1615              INT16 nDivisor)
1616 {
1617     INT ret;
1618     if (!nDivisor) return -32768;
1619     /* We want to deal with a positive divisor to simplify the logic. */
1620     if (nDivisor < 0)
1621     {
1622       nMultiplicand = - nMultiplicand;
1623       nDivisor = -nDivisor;
1624     }
1625     /* If the result is positive, we "add" to round. else,
1626      * we subtract to round. */
1627     if ( ( (nMultiplicand <  0) && (nMultiplier <  0) ) ||
1628          ( (nMultiplicand >= 0) && (nMultiplier >= 0) ) )
1629         ret = (((int)nMultiplicand * nMultiplier) + (nDivisor/2)) / nDivisor;
1630     else
1631         ret = (((int)nMultiplicand * nMultiplier) - (nDivisor/2)) / nDivisor;
1632     if ((ret > 32767) || (ret < -32767)) return -32768;
1633     return (INT16) ret;
1634 }
1635
1636
1637 /*******************************************************************
1638  *      GetColorAdjustment [GDI32.@]
1639  *
1640  *
1641  */
1642 BOOL WINAPI GetColorAdjustment(HDC hdc, LPCOLORADJUSTMENT lpca)
1643 {
1644         FIXME("GetColorAdjustment, stub\n");
1645         return 0;
1646 }
1647
1648 /*******************************************************************
1649  *      GetMiterLimit [GDI32.@]
1650  *
1651  *
1652  */
1653 BOOL WINAPI GetMiterLimit(HDC hdc, PFLOAT peLimit)
1654 {
1655         FIXME("GetMiterLimit, stub\n");
1656         return 0;
1657 }
1658
1659 /*******************************************************************
1660  *      SetMiterLimit [GDI32.@]
1661  *
1662  *
1663  */
1664 BOOL WINAPI SetMiterLimit(HDC hdc, FLOAT eNewLimit, PFLOAT peOldLimit)
1665 {
1666         FIXME("SetMiterLimit, stub\n");
1667         return 0;
1668 }
1669
1670 /*******************************************************************
1671  *      GdiComment [GDI32.@]
1672  *
1673  *
1674  */
1675 BOOL WINAPI GdiComment(HDC hdc, UINT cbSize, const BYTE *lpData)
1676 {
1677         FIXME("GdiComment, stub\n");
1678         return 0;
1679 }
1680 /*******************************************************************
1681  *      SetColorAdjustment [GDI32.@]
1682  *
1683  *
1684  */
1685 BOOL WINAPI SetColorAdjustment(HDC hdc, const COLORADJUSTMENT* lpca)
1686 {
1687         FIXME("SetColorAdjustment, stub\n");
1688         return 0;
1689 }
1690