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Sweden-Number/dlls/gdi32/gdiobj.c

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/*
* GDI functions
*
* Copyright 1993 Alexandre Julliard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include <assert.h>
#include <stdlib.h>
#include <stdarg.h>
#include <stdio.h>
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winreg.h"
#include "winnls.h"
#include "winerror.h"
#include "winternl.h"
#include "gdi_private.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(gdi);
#define HGDIOBJ_32(h16) ((HGDIOBJ)(ULONG_PTR)(h16))
#define GDI_HEAP_SIZE 0xffe0
HMODULE gdi32_module = 0;
/***********************************************************************
* GDI stock objects
*/
static const LOGBRUSH WhiteBrush = { BS_SOLID, RGB(255,255,255), 0 };
static const LOGBRUSH BlackBrush = { BS_SOLID, RGB(0,0,0), 0 };
static const LOGBRUSH NullBrush = { BS_NULL, 0, 0 };
static const LOGBRUSH LtGrayBrush = { BS_SOLID, RGB(192,192,192), 0 };
static const LOGBRUSH GrayBrush = { BS_SOLID, RGB(128,128,128), 0 };
static const LOGBRUSH DkGrayBrush = { BS_SOLID, RGB(64,64,64), 0 };
static const LOGPEN WhitePen = { PS_SOLID, { 0, 0 }, RGB(255,255,255) };
static const LOGPEN BlackPen = { PS_SOLID, { 0, 0 }, RGB(0,0,0) };
static const LOGPEN NullPen = { PS_NULL, { 0, 0 }, 0 };
static const LOGBRUSH DCBrush = { BS_SOLID, RGB(255,255,255), 0 };
static const LOGPEN DCPen = { PS_SOLID, { 0, 0 }, RGB(0,0,0) };
/* reserve one extra entry for the stock default bitmap */
/* this is what Windows does too */
#define NB_STOCK_OBJECTS (STOCK_LAST+2)
static HGDIOBJ stock_objects[NB_STOCK_OBJECTS];
static CRITICAL_SECTION gdi_section;
static CRITICAL_SECTION_DEBUG critsect_debug =
{
0, 0, &gdi_section,
{ &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList },
0, 0, { (DWORD_PTR)(__FILE__ ": gdi_section") }
};
static CRITICAL_SECTION gdi_section = { &critsect_debug, -1, 0, 0, 0, 0 };
/****************************************************************************
*
* language-independent stock fonts
*
*/
static const LOGFONTW OEMFixedFont =
{ 12, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, OEM_CHARSET,
0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN, {'\0'} };
static const LOGFONTW AnsiFixedFont =
{ 12, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
{'C','o','u','r','i','e','r','\0'} };
static const LOGFONTW AnsiVarFont =
{ 12, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'M','S',' ','S','a','n','s',' ','S','e','r','i','f','\0'} };
/******************************************************************************
*
* language-dependent stock fonts
*
* 'ANSI' charset and 'DEFAULT' charset is not same.
* The chars in CP_ACP should be drawn with 'DEFAULT' charset.
* 'ANSI' charset seems to be identical with ISO-8859-1.
* 'DEFAULT' charset is a language-dependent charset.
*
* 'System' font seems to be an alias for language-dependent font.
*/
/*
* language-dependent stock fonts for all known charsets
* please see TranslateCharsetInfo (dlls/gdi/font.c) and
* CharsetBindingInfo (dlls/x11drv/xfont.c),
* and modify entries for your language if needed.
*/
struct DefaultFontInfo
{
UINT charset;
LOGFONTW SystemFont;
LOGFONTW DeviceDefaultFont;
LOGFONTW SystemFixedFont;
LOGFONTW DefaultGuiFont; /* Note for this font the lfHeight member should be the point size */
};
static const struct DefaultFontInfo default_fonts[] =
{
{ ANSI_CHARSET,
{ /* System */
16, 7, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'S','y','s','t','e','m','\0'}
},
{ /* Device Default */
16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'\0'}
},
{ /* System Fixed */
16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
{'\0'}
},
{ /* DefaultGuiFont */
8, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
},
},
{ EASTEUROPE_CHARSET,
{ /* System */
16, 7, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, EASTEUROPE_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'S','y','s','t','e','m','\0'}
},
{ /* Device Default */
16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, EASTEUROPE_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'\0'}
},
{ /* System Fixed */
16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, EASTEUROPE_CHARSET,
0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
{'\0'}
},
{ /* DefaultGuiFont */
8, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, EASTEUROPE_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
},
},
{ RUSSIAN_CHARSET,
{ /* System */
16, 7, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, RUSSIAN_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'S','y','s','t','e','m','\0'}
},
{ /* Device Default */
16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, RUSSIAN_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'\0'}
},
{ /* System Fixed */
16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, RUSSIAN_CHARSET,
0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
{'\0'}
},
{ /* DefaultGuiFont */
8, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, RUSSIAN_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
},
},
{ GREEK_CHARSET,
{ /* System */
16, 7, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GREEK_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'S','y','s','t','e','m','\0'}
},
{ /* Device Default */
16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GREEK_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'\0'}
},
{ /* System Fixed */
16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GREEK_CHARSET,
0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
{'\0'}
},
{ /* DefaultGuiFont */
8, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GREEK_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
},
},
{ TURKISH_CHARSET,
{ /* System */
16, 7, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, TURKISH_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'S','y','s','t','e','m','\0'}
},
{ /* Device Default */
16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, TURKISH_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'\0'}
},
{ /* System Fixed */
16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, TURKISH_CHARSET,
0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
{'\0'}
},
{ /* DefaultGuiFont */
8, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, TURKISH_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
},
},
{ HEBREW_CHARSET,
{ /* System */
16, 7, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HEBREW_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'S','y','s','t','e','m','\0'}
},
{ /* Device Default */
16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HEBREW_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'\0'}
},
{ /* System Fixed */
16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HEBREW_CHARSET,
0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
{'\0'}
},
{ /* DefaultGuiFont */
8, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HEBREW_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
},
},
{ ARABIC_CHARSET,
{ /* System */
16, 7, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ARABIC_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'S','y','s','t','e','m','\0'}
},
{ /* Device Default */
16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ARABIC_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'\0'}
},
{ /* System Fixed */
16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ARABIC_CHARSET,
0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
{'\0'}
},
{ /* DefaultGuiFont */
8, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ARABIC_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
},
},
{ BALTIC_CHARSET,
{ /* System */
16, 7, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, BALTIC_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'S','y','s','t','e','m','\0'}
},
{ /* Device Default */
16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, BALTIC_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'\0'}
},
{ /* System Fixed */
16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, BALTIC_CHARSET,
0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
{'\0'}
},
{ /* DefaultGuiFont */
8, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, BALTIC_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
},
},
{ THAI_CHARSET,
{ /* System */
16, 7, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, THAI_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'S','y','s','t','e','m','\0'}
},
{ /* Device Default */
16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, THAI_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'\0'}
},
{ /* System Fixed */
16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, THAI_CHARSET,
0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
{'\0'}
},
{ /* DefaultGuiFont */
8, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, THAI_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
},
},
{ SHIFTJIS_CHARSET,
{ /* System */
16, 7, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, SHIFTJIS_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'S','y','s','t','e','m','\0'}
},
{ /* Device Default */
16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, SHIFTJIS_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'\0'}
},
{ /* System Fixed */
16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, SHIFTJIS_CHARSET,
0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
{'\0'}
},
{ /* DefaultGuiFont */
9, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, SHIFTJIS_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
},
},
{ GB2312_CHARSET,
{ /* System */
16, 7, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GB2312_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'S','y','s','t','e','m','\0'}
},
{ /* Device Default */
16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GB2312_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'\0'}
},
{ /* System Fixed */
16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GB2312_CHARSET,
0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
{'\0'}
},
{ /* DefaultGuiFont */
9, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GB2312_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
},
},
{ HANGEUL_CHARSET,
{ /* System */
16, 7, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HANGEUL_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'S','y','s','t','e','m','\0'}
},
{ /* Device Default */
16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HANGEUL_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'\0'}
},
{ /* System Fixed */
16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HANGEUL_CHARSET,
0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
{'\0'}
},
{ /* DefaultGuiFont */
9, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HANGEUL_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
},
},
{ CHINESEBIG5_CHARSET,
{ /* System */
16, 7, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, CHINESEBIG5_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'S','y','s','t','e','m','\0'}
},
{ /* Device Default */
16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, CHINESEBIG5_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'\0'}
},
{ /* System Fixed */
16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, CHINESEBIG5_CHARSET,
0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
{'\0'}
},
{ /* DefaultGuiFont */
9, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, CHINESEBIG5_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
},
},
{ JOHAB_CHARSET,
{ /* System */
16, 7, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, JOHAB_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'S','y','s','t','e','m','\0'}
},
{ /* Device Default */
16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, JOHAB_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'\0'}
},
{ /* System Fixed */
16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, JOHAB_CHARSET,
0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
{'\0'}
},
{ /* DefaultGuiFont */
8, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, JOHAB_CHARSET,
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
{'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
},
},
};
/*************************************************************************
* __wine_make_gdi_object_system (GDI32.@)
*
* USER has to tell GDI that its system brushes and pens are non-deletable.
* For a description of the GDI object magics and their flags,
* see "Undocumented Windows" (wrong about the OBJECT_NOSYSTEM flag, though).
*/
void CDECL __wine_make_gdi_object_system( HGDIOBJ handle, BOOL set)
{
GDIOBJHDR *ptr = GDI_GetObjPtr( handle, 0 );
ptr->system = !!set;
GDI_ReleaseObj( handle );
}
/******************************************************************************
* get_default_fonts
*/
static const struct DefaultFontInfo* get_default_fonts(UINT charset)
{
unsigned int n;
for(n=0;n<(sizeof(default_fonts)/sizeof(default_fonts[0]));n++)
{
if ( default_fonts[n].charset == charset )
return &default_fonts[n];
}
FIXME( "unhandled charset 0x%08x - use ANSI_CHARSET for default stock objects\n", charset );
return &default_fonts[0];
}
/******************************************************************************
* get_default_charset (internal)
*
* get the language-dependent charset that can handle CP_ACP correctly.
*/
static UINT get_default_charset( void )
{
CHARSETINFO csi;
UINT uACP;
uACP = GetACP();
csi.ciCharset = ANSI_CHARSET;
if ( !TranslateCharsetInfo( ULongToPtr(uACP), &csi, TCI_SRCCODEPAGE ) )
{
FIXME( "unhandled codepage %u - use ANSI_CHARSET for default stock objects\n", uACP );
return ANSI_CHARSET;
}
return csi.ciCharset;
}
static const WCHAR dpi_key_name[] = {'S','o','f','t','w','a','r','e','\\','F','o','n','t','s','\0'};
static const WCHAR dpi_value_name[] = {'L','o','g','P','i','x','e','l','s','\0'};
/******************************************************************************
* get_dpi (internal)
*
* get the dpi from the registry
*/
static DWORD get_dpi( void )
{
DWORD dpi = 96;
HKEY hkey;
if (RegOpenKeyW(HKEY_CURRENT_CONFIG, dpi_key_name, &hkey) == ERROR_SUCCESS)
{
DWORD type, size, new_dpi;
size = sizeof(new_dpi);
if(RegQueryValueExW(hkey, dpi_value_name, NULL, &type, (void *)&new_dpi, &size) == ERROR_SUCCESS)
{
if(type == REG_DWORD && new_dpi != 0)
dpi = new_dpi;
}
RegCloseKey(hkey);
}
return dpi;
}
/***********************************************************************
* GDI_inc_ref_count
*
* Increment the reference count of a GDI object.
*/
HGDIOBJ GDI_inc_ref_count( HGDIOBJ handle )
{
GDIOBJHDR *header;
if ((header = GDI_GetObjPtr( handle, 0 )))
{
header->selcount++;
GDI_ReleaseObj( handle );
}
else handle = 0;
return handle;
}
/***********************************************************************
* GDI_dec_ref_count
*
* Decrement the reference count of a GDI object.
*/
BOOL GDI_dec_ref_count( HGDIOBJ handle )
{
GDIOBJHDR *header;
if ((header = GDI_GetObjPtr( handle, 0 )))
{
assert( header->selcount );
if (!--header->selcount && header->deleted)
{
/* handle delayed DeleteObject*/
header->deleted = 0;
GDI_ReleaseObj( handle );
TRACE( "executing delayed DeleteObject for %p\n", handle );
DeleteObject( handle );
}
else GDI_ReleaseObj( handle );
}
return header != NULL;
}
/***********************************************************************
* DllMain
*
* GDI initialization.
*/
BOOL WINAPI DllMain( HINSTANCE inst, DWORD reason, LPVOID reserved )
{
LOGFONTW default_gui_font;
const struct DefaultFontInfo* deffonts;
int i;
if (reason != DLL_PROCESS_ATTACH) return TRUE;
gdi32_module = inst;
DisableThreadLibraryCalls( inst );
WineEngInit();
/* create stock objects */
stock_objects[WHITE_BRUSH] = CreateBrushIndirect( &WhiteBrush );
stock_objects[LTGRAY_BRUSH] = CreateBrushIndirect( &LtGrayBrush );
stock_objects[GRAY_BRUSH] = CreateBrushIndirect( &GrayBrush );
stock_objects[DKGRAY_BRUSH] = CreateBrushIndirect( &DkGrayBrush );
stock_objects[BLACK_BRUSH] = CreateBrushIndirect( &BlackBrush );
stock_objects[NULL_BRUSH] = CreateBrushIndirect( &NullBrush );
stock_objects[WHITE_PEN] = CreatePenIndirect( &WhitePen );
stock_objects[BLACK_PEN] = CreatePenIndirect( &BlackPen );
stock_objects[NULL_PEN] = CreatePenIndirect( &NullPen );
stock_objects[DEFAULT_PALETTE] = PALETTE_Init();
stock_objects[DEFAULT_BITMAP] = CreateBitmap( 1, 1, 1, 1, NULL );
/* language-independent stock fonts */
stock_objects[OEM_FIXED_FONT] = CreateFontIndirectW( &OEMFixedFont );
stock_objects[ANSI_FIXED_FONT] = CreateFontIndirectW( &AnsiFixedFont );
stock_objects[ANSI_VAR_FONT] = CreateFontIndirectW( &AnsiVarFont );
/* language-dependent stock fonts */
deffonts = get_default_fonts(get_default_charset());
stock_objects[SYSTEM_FONT] = CreateFontIndirectW( &deffonts->SystemFont );
stock_objects[DEVICE_DEFAULT_FONT] = CreateFontIndirectW( &deffonts->DeviceDefaultFont );
stock_objects[SYSTEM_FIXED_FONT] = CreateFontIndirectW( &deffonts->SystemFixedFont );
/* For the default gui font, we use the lfHeight member in deffonts as a place-holder
for the point size so we must convert this into a true height */
default_gui_font = deffonts->DefaultGuiFont;
default_gui_font.lfHeight = -MulDiv(default_gui_font.lfHeight, get_dpi(), 72);
stock_objects[DEFAULT_GUI_FONT] = CreateFontIndirectW( &default_gui_font );
stock_objects[DC_BRUSH] = CreateBrushIndirect( &DCBrush );
stock_objects[DC_PEN] = CreatePenIndirect( &DCPen );
/* clear the NOSYSTEM bit on all stock objects*/
for (i = 0; i < NB_STOCK_OBJECTS; i++)
{
if (!stock_objects[i])
{
if (i == 9) continue; /* there's no stock object 9 */
ERR( "could not create stock object %d\n", i );
return FALSE;
}
__wine_make_gdi_object_system( stock_objects[i], TRUE );
}
return TRUE;
}
#define FIRST_LARGE_HANDLE 16
#define MAX_LARGE_HANDLES ((GDI_HEAP_SIZE >> 2) - FIRST_LARGE_HANDLE)
static GDIOBJHDR *large_handles[MAX_LARGE_HANDLES];
static int next_large_handle;
static LONG debug_count;
static const char *gdi_obj_type( unsigned type )
{
switch ( type )
{
case OBJ_PEN: return "OBJ_PEN";
case OBJ_BRUSH: return "OBJ_BRUSH";
case OBJ_DC: return "OBJ_DC";
case OBJ_METADC: return "OBJ_METADC";
case OBJ_PAL: return "OBJ_PAL";
case OBJ_FONT: return "OBJ_FONT";
case OBJ_BITMAP: return "OBJ_BITMAP";
case OBJ_REGION: return "OBJ_REGION";
case OBJ_METAFILE: return "OBJ_METAFILE";
case OBJ_MEMDC: return "OBJ_MEMDC";
case OBJ_EXTPEN: return "OBJ_EXTPEN";
case OBJ_ENHMETADC: return "OBJ_ENHMETADC";
case OBJ_ENHMETAFILE: return "OBJ_ENHMETAFILE";
case OBJ_COLORSPACE: return "OBJ_COLORSPACE";
default: return "UNKNOWN";
}
}
static void dump_gdi_objects( void )
{
int i;
TRACE( "%u objects:\n", MAX_LARGE_HANDLES );
EnterCriticalSection( &gdi_section );
for (i = 0; i < MAX_LARGE_HANDLES; i++)
{
if (!large_handles[i])
{
TRACE( "index %d handle %p FREE\n", i, (HGDIOBJ)(ULONG_PTR)((i + FIRST_LARGE_HANDLE) << 2) );
continue;
}
TRACE( "handle %p obj %p type %s selcount %u deleted %u\n",
(HGDIOBJ)(ULONG_PTR)((i + FIRST_LARGE_HANDLE) << 2),
large_handles[i], gdi_obj_type( large_handles[i]->type ),
large_handles[i]->selcount, large_handles[i]->deleted );
}
LeaveCriticalSection( &gdi_section );
}
/***********************************************************************
* alloc_gdi_handle
*
* Allocate a GDI handle for an object, which must have been allocated on the process heap.
*/
HGDIOBJ alloc_gdi_handle( GDIOBJHDR *obj, WORD type, const struct gdi_obj_funcs *funcs )
{
int i;
/* initialize the object header */
obj->type = type;
obj->system = 0;
obj->deleted = 0;
obj->selcount = 0;
obj->funcs = funcs;
obj->hdcs = NULL;
EnterCriticalSection( &gdi_section );
for (i = next_large_handle + 1; i < MAX_LARGE_HANDLES; i++)
if (!large_handles[i]) goto found;
for (i = 0; i <= next_large_handle; i++)
if (!large_handles[i]) goto found;
LeaveCriticalSection( &gdi_section );
ERR( "out of GDI object handles, expect a crash\n" );
if (TRACE_ON(gdi)) dump_gdi_objects();
return 0;
found:
large_handles[i] = obj;
next_large_handle = i;
LeaveCriticalSection( &gdi_section );
TRACE( "allocated %s %p %u/%u\n",
gdi_obj_type(type), (HGDIOBJ)(ULONG_PTR)((i + FIRST_LARGE_HANDLE) << 2),
InterlockedIncrement( &debug_count ), MAX_LARGE_HANDLES );
return (HGDIOBJ)(ULONG_PTR)((i + FIRST_LARGE_HANDLE) << 2);
}
/***********************************************************************
* free_gdi_handle
*
* Free a GDI handle and return a pointer to the object.
*/
void *free_gdi_handle( HGDIOBJ handle )
{
GDIOBJHDR *object = NULL;
int i;
i = ((ULONG_PTR)handle >> 2) - FIRST_LARGE_HANDLE;
if (i >= 0 && i < MAX_LARGE_HANDLES)
{
EnterCriticalSection( &gdi_section );
object = large_handles[i];
large_handles[i] = NULL;
LeaveCriticalSection( &gdi_section );
}
if (object)
{
TRACE( "freed %s %p %u/%u\n", gdi_obj_type( object->type ), handle,
InterlockedDecrement( &debug_count ) + 1, MAX_LARGE_HANDLES );
object->type = 0; /* mark it as invalid */
object->funcs = NULL;
}
return object;
}
/***********************************************************************
* GDI_GetObjPtr
*
* Return a pointer to the GDI object associated to the handle.
* Return NULL if the object has the wrong magic number.
* The object must be released with GDI_ReleaseObj.
*/
void *GDI_GetObjPtr( HGDIOBJ handle, WORD type )
{
GDIOBJHDR *ptr = NULL;
int i;
EnterCriticalSection( &gdi_section );
i = ((UINT_PTR)handle >> 2) - FIRST_LARGE_HANDLE;
if (i >= 0 && i < MAX_LARGE_HANDLES)
{
ptr = large_handles[i];
if (ptr && type && ptr->type != type) ptr = NULL;
}
if (!ptr)
{
LeaveCriticalSection( &gdi_section );
WARN( "Invalid handle %p\n", handle );
}
return ptr;
}
/***********************************************************************
* GDI_ReleaseObj
*
*/
void GDI_ReleaseObj( HGDIOBJ handle )
{
LeaveCriticalSection( &gdi_section );
}
/***********************************************************************
* GDI_CheckNotLock
*/
void GDI_CheckNotLock(void)
{
if (gdi_section.OwningThread == ULongToHandle(GetCurrentThreadId()) && gdi_section.RecursionCount)
{
ERR( "BUG: holding GDI lock\n" );
DebugBreak();
}
}
/***********************************************************************
* DeleteObject (GDI32.@)
*
* Delete a Gdi object.
*
* PARAMS
* obj [I] Gdi object to delete
*
* RETURNS
* Success: TRUE. If obj was not returned from GetStockObject(), any resources
* it consumed are released.
* Failure: FALSE, if obj is not a valid Gdi object, or is currently selected
* into a DC.
*/
BOOL WINAPI DeleteObject( HGDIOBJ obj )
{
/* Check if object is valid */
struct hdc_list *hdcs_head;
const struct gdi_obj_funcs *funcs;
GDIOBJHDR * header;
if (HIWORD(obj)) return FALSE;
if (!(header = GDI_GetObjPtr( obj, 0 ))) return FALSE;
if (header->system)
{
TRACE("Preserving system object %p\n", obj);
GDI_ReleaseObj( obj );
return TRUE;
}
while ((hdcs_head = header->hdcs) != NULL)
{
DC *dc = get_dc_ptr(hdcs_head->hdc);
header->hdcs = hdcs_head->next;
TRACE("hdc %p has interest in %p\n", hdcs_head->hdc, obj);
if(dc)
{
PHYSDEV physdev = GET_DC_PHYSDEV( dc, pDeleteObject );
GDI_ReleaseObj( obj ); /* release the GDI lock */
physdev->funcs->pDeleteObject( physdev, obj );
header = GDI_GetObjPtr( obj, 0 ); /* and grab it again */
release_dc_ptr( dc );
}
HeapFree(GetProcessHeap(), 0, hdcs_head);
if (!header) return FALSE;
}
if (header->selcount)
{
TRACE("delayed for %p because object in use, count %u\n", obj, header->selcount );
header->deleted = 1; /* mark for delete */
GDI_ReleaseObj( obj );
return TRUE;
}
TRACE("%p\n", obj );
/* Delete object */
funcs = header->funcs;
GDI_ReleaseObj( obj );
if (funcs && funcs->pDeleteObject)
return funcs->pDeleteObject( obj );
else
return FALSE;
}
/***********************************************************************
* GDI_hdc_using_object
*
* Call this if the dc requires DeleteObject notification
*/
BOOL GDI_hdc_using_object(HGDIOBJ obj, HDC hdc)
{
GDIOBJHDR * header;
struct hdc_list **pphdc;
TRACE("obj %p hdc %p\n", obj, hdc);
if (!(header = GDI_GetObjPtr( obj, 0 ))) return FALSE;
if (header->system)
{
GDI_ReleaseObj(obj);
return FALSE;
}
for(pphdc = &header->hdcs; *pphdc; pphdc = &(*pphdc)->next)
if((*pphdc)->hdc == hdc)
break;
if(!*pphdc) {
*pphdc = HeapAlloc(GetProcessHeap(), 0, sizeof(**pphdc));
(*pphdc)->hdc = hdc;
(*pphdc)->next = NULL;
}
GDI_ReleaseObj(obj);
return TRUE;
}
/***********************************************************************
* GDI_hdc_not_using_object
*
*/
BOOL GDI_hdc_not_using_object(HGDIOBJ obj, HDC hdc)
{
GDIOBJHDR * header;
struct hdc_list *phdc, **prev;
TRACE("obj %p hdc %p\n", obj, hdc);
if (!(header = GDI_GetObjPtr( obj, 0 ))) return FALSE;
if (header->system)
{
GDI_ReleaseObj(obj);
return FALSE;
}
phdc = header->hdcs;
prev = &header->hdcs;
while(phdc) {
if(phdc->hdc == hdc) {
*prev = phdc->next;
HeapFree(GetProcessHeap(), 0, phdc);
phdc = *prev;
} else {
prev = &phdc->next;
phdc = phdc->next;
}
}
GDI_ReleaseObj(obj);
return TRUE;
}
/***********************************************************************
* GetStockObject (GDI32.@)
*/
HGDIOBJ WINAPI GetStockObject( INT obj )
{
HGDIOBJ ret;
if ((obj < 0) || (obj >= NB_STOCK_OBJECTS)) return 0;
ret = stock_objects[obj];
TRACE("returning %p\n", ret );
return ret;
}
/***********************************************************************
* GetObjectA (GDI32.@)
*/
INT WINAPI GetObjectA( HGDIOBJ handle, INT count, LPVOID buffer )
{
const struct gdi_obj_funcs *funcs;
GDIOBJHDR * ptr;
INT result = 0;
TRACE("%p %d %p\n", handle, count, buffer );
if (!(ptr = GDI_GetObjPtr( handle, 0 ))) return 0;
funcs = ptr->funcs;
GDI_ReleaseObj( handle );
if (funcs && funcs->pGetObjectA)
{
if (buffer && ((ULONG_PTR)buffer >> 16) == 0) /* catch apps getting argument order wrong */
SetLastError( ERROR_NOACCESS );
else
result = funcs->pGetObjectA( handle, count, buffer );
}
else
SetLastError( ERROR_INVALID_HANDLE );
return result;
}
/***********************************************************************
* GetObjectW (GDI32.@)
*/
INT WINAPI GetObjectW( HGDIOBJ handle, INT count, LPVOID buffer )
{
const struct gdi_obj_funcs *funcs;
GDIOBJHDR * ptr;
INT result = 0;
TRACE("%p %d %p\n", handle, count, buffer );
if (!(ptr = GDI_GetObjPtr( handle, 0 ))) return 0;
funcs = ptr->funcs;
GDI_ReleaseObj( handle );
if (funcs && funcs->pGetObjectW)
{
if (buffer && ((ULONG_PTR)buffer >> 16) == 0) /* catch apps getting argument order wrong */
SetLastError( ERROR_NOACCESS );
else
result = funcs->pGetObjectW( handle, count, buffer );
}
else
SetLastError( ERROR_INVALID_HANDLE );
return result;
}
/***********************************************************************
* GetObjectType (GDI32.@)
*/
DWORD WINAPI GetObjectType( HGDIOBJ handle )
{
GDIOBJHDR * ptr;
DWORD result;
if (!(ptr = GDI_GetObjPtr( handle, 0 )))
{
SetLastError( ERROR_INVALID_HANDLE );
return 0;
}
result = ptr->type;
GDI_ReleaseObj( handle );
TRACE("%p -> %u\n", handle, result );
return result;
}
/***********************************************************************
* GetCurrentObject (GDI32.@)
*
* Get the currently selected object of a given type in a device context.
*
* PARAMS
* hdc [I] Device context to get the current object from
* type [I] Type of current object to get (OBJ_* defines from "wingdi.h")
*
* RETURNS
* Success: The current object of the given type selected in hdc.
* Failure: A NULL handle.
*
* NOTES
* - only the following object types are supported:
*| OBJ_PEN
*| OBJ_BRUSH
*| OBJ_PAL
*| OBJ_FONT
*| OBJ_BITMAP
*/
HGDIOBJ WINAPI GetCurrentObject(HDC hdc,UINT type)
{
HGDIOBJ ret = 0;
DC * dc = get_dc_ptr( hdc );
if (!dc) return 0;
switch (type) {
case OBJ_EXTPEN: /* fall through */
case OBJ_PEN: ret = dc->hPen; break;
case OBJ_BRUSH: ret = dc->hBrush; break;
case OBJ_PAL: ret = dc->hPalette; break;
case OBJ_FONT: ret = dc->hFont; break;
case OBJ_BITMAP: ret = dc->hBitmap; break;
/* tests show that OBJ_REGION is explicitly ignored */
case OBJ_REGION: break;
default:
/* the SDK only mentions those above */
FIXME("(%p,%d): unknown type.\n",hdc,type);
break;
}
release_dc_ptr( dc );
return ret;
}
/***********************************************************************
* SelectObject (GDI32.@)
*
* Select a Gdi object into a device context.
*
* PARAMS
* hdc [I] Device context to associate the object with
* hObj [I] Gdi object to associate with hdc
*
* RETURNS
* Success: A non-NULL handle representing the previously selected object of
* the same type as hObj.
* Failure: A NULL object. If hdc is invalid, GetLastError() returns ERROR_INVALID_HANDLE.
* if hObj is not a valid object handle, no last error is set. In either
* case, hdc is unaffected by the call.
*/
HGDIOBJ WINAPI SelectObject( HDC hdc, HGDIOBJ hObj )
{
HGDIOBJ ret = 0;
GDIOBJHDR *header;
TRACE( "(%p,%p)\n", hdc, hObj );
header = GDI_GetObjPtr( hObj, 0 );
if (header)
{
const struct gdi_obj_funcs *funcs = header->funcs;
GDI_ReleaseObj( hObj );
if (funcs && funcs->pSelectObject) ret = funcs->pSelectObject( hObj, hdc );
}
return ret;
}
/***********************************************************************
* UnrealizeObject (GDI32.@)
*/
BOOL WINAPI UnrealizeObject( HGDIOBJ obj )
{
BOOL result = FALSE;
GDIOBJHDR * header = GDI_GetObjPtr( obj, 0 );
if (header)
{
const struct gdi_obj_funcs *funcs = header->funcs;
GDI_ReleaseObj( obj );
if (funcs && funcs->pUnrealizeObject)
result = header->funcs->pUnrealizeObject( obj );
else
result = TRUE;
}
return result;
}
/* Solid colors to enumerate */
static const COLORREF solid_colors[] =
{ RGB(0x00,0x00,0x00), RGB(0xff,0xff,0xff),
RGB(0xff,0x00,0x00), RGB(0x00,0xff,0x00),
RGB(0x00,0x00,0xff), RGB(0xff,0xff,0x00),
RGB(0xff,0x00,0xff), RGB(0x00,0xff,0xff),
RGB(0x80,0x00,0x00), RGB(0x00,0x80,0x00),
RGB(0x80,0x80,0x00), RGB(0x00,0x00,0x80),
RGB(0x80,0x00,0x80), RGB(0x00,0x80,0x80),
RGB(0x80,0x80,0x80), RGB(0xc0,0xc0,0xc0)
};
/***********************************************************************
* EnumObjects (GDI32.@)
*/
INT WINAPI EnumObjects( HDC hdc, INT nObjType,
GOBJENUMPROC lpEnumFunc, LPARAM lParam )
{
UINT i;
INT retval = 0;
LOGPEN pen;
LOGBRUSH brush;
TRACE("%p %d %p %08lx\n", hdc, nObjType, lpEnumFunc, lParam );
switch(nObjType)
{
case OBJ_PEN:
/* Enumerate solid pens */
for (i = 0; i < sizeof(solid_colors)/sizeof(solid_colors[0]); i++)
{
pen.lopnStyle = PS_SOLID;
pen.lopnWidth.x = 1;
pen.lopnWidth.y = 0;
pen.lopnColor = solid_colors[i];
retval = lpEnumFunc( &pen, lParam );
TRACE("solid pen %08x, ret=%d\n",
solid_colors[i], retval);
if (!retval) break;
}
break;
case OBJ_BRUSH:
/* Enumerate solid brushes */
for (i = 0; i < sizeof(solid_colors)/sizeof(solid_colors[0]); i++)
{
brush.lbStyle = BS_SOLID;
brush.lbColor = solid_colors[i];
brush.lbHatch = 0;
retval = lpEnumFunc( &brush, lParam );
TRACE("solid brush %08x, ret=%d\n",
solid_colors[i], retval);
if (!retval) break;
}
/* Now enumerate hatched brushes */
if (retval) for (i = HS_HORIZONTAL; i <= HS_DIAGCROSS; i++)
{
brush.lbStyle = BS_HATCHED;
brush.lbColor = RGB(0,0,0);
brush.lbHatch = i;
retval = lpEnumFunc( &brush, lParam );
TRACE("hatched brush %d, ret=%d\n",
i, retval);
if (!retval) break;
}
break;
default:
/* FIXME: implement Win32 types */
WARN("(%d): Invalid type\n", nObjType );
break;
}
return retval;
}
/***********************************************************************
* SetObjectOwner (GDI32.@)
*/
void WINAPI SetObjectOwner( HGDIOBJ handle, HANDLE owner )
{
/* Nothing to do */
}
/***********************************************************************
* GdiInitializeLanguagePack (GDI32.@)
*/
DWORD WINAPI GdiInitializeLanguagePack( DWORD arg )
{
FIXME("stub\n");
return 0;
}
/***********************************************************************
* GdiFlush (GDI32.@)
*/
BOOL WINAPI GdiFlush(void)
{
return TRUE; /* FIXME */
}
/***********************************************************************
* GdiGetBatchLimit (GDI32.@)
*/
DWORD WINAPI GdiGetBatchLimit(void)
{
return 1; /* FIXME */
}
/***********************************************************************
* GdiSetBatchLimit (GDI32.@)
*/
DWORD WINAPI GdiSetBatchLimit( DWORD limit )
{
return 1; /* FIXME */
}
/*******************************************************************
* GetColorAdjustment [GDI32.@]
*
*
*/
BOOL WINAPI GetColorAdjustment(HDC hdc, LPCOLORADJUSTMENT lpca)
{
FIXME("stub\n");
return 0;
}
/*******************************************************************
* GdiComment [GDI32.@]
*
*
*/
BOOL WINAPI GdiComment(HDC hdc, UINT cbSize, const BYTE *lpData)
{
DC *dc = get_dc_ptr(hdc);
BOOL ret = FALSE;
if(dc)
{
PHYSDEV physdev = GET_DC_PHYSDEV( dc, pGdiComment );
ret = physdev->funcs->pGdiComment( physdev, cbSize, lpData );
release_dc_ptr( dc );
}
return ret;
}
/*******************************************************************
* SetColorAdjustment [GDI32.@]
*
*
*/
BOOL WINAPI SetColorAdjustment(HDC hdc, const COLORADJUSTMENT* lpca)
{
FIXME("stub\n");
return 0;
}
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