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![Huw Davies](/assets/img/avatar_default.png)
Signed-off-by: Huw Davies <huw@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>
1399 lines
44 KiB
C
1399 lines
44 KiB
C
/*
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* GDI functions
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*
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* Copyright 1993 Alexandre Julliard
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "config.h"
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#include <assert.h>
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#include <stdlib.h>
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#include <stdarg.h>
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#include <stdio.h>
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#include "windef.h"
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#include "winbase.h"
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#include "wingdi.h"
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#include "winreg.h"
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#include "winnls.h"
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#include "winerror.h"
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#include "winternl.h"
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#include "gdi_private.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(gdi);
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#define FIRST_GDI_HANDLE 32
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#define MAX_GDI_HANDLES 16384
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struct hdc_list
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{
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HDC hdc;
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struct hdc_list *next;
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};
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struct gdi_handle_entry
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{
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void *obj; /* pointer to the object-specific data */
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const struct gdi_obj_funcs *funcs; /* type-specific functions */
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struct hdc_list *hdcs; /* list of HDCs interested in this object */
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WORD generation; /* generation count for reusing handle values */
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WORD type; /* object type (one of the OBJ_* constants) */
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WORD selcount; /* number of times the object is selected in a DC */
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WORD system : 1; /* system object flag */
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WORD deleted : 1; /* whether DeleteObject has been called on this object */
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};
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static struct gdi_handle_entry gdi_handles[MAX_GDI_HANDLES];
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static struct gdi_handle_entry *next_free;
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static struct gdi_handle_entry *next_unused = gdi_handles;
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static LONG debug_count;
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HMODULE gdi32_module = 0;
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static inline HGDIOBJ entry_to_handle( struct gdi_handle_entry *entry )
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{
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unsigned int idx = entry - gdi_handles + FIRST_GDI_HANDLE;
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return LongToHandle( idx | (entry->generation << 16) );
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}
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static inline struct gdi_handle_entry *handle_entry( HGDIOBJ handle )
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{
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unsigned int idx = LOWORD(handle) - FIRST_GDI_HANDLE;
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if (idx < MAX_GDI_HANDLES && gdi_handles[idx].type)
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{
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if (!HIWORD( handle ) || HIWORD( handle ) == gdi_handles[idx].generation)
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return &gdi_handles[idx];
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}
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if (handle) WARN( "invalid handle %p\n", handle );
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return NULL;
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}
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/***********************************************************************
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* GDI stock objects
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*/
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static const LOGBRUSH WhiteBrush = { BS_SOLID, RGB(255,255,255), 0 };
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static const LOGBRUSH BlackBrush = { BS_SOLID, RGB(0,0,0), 0 };
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static const LOGBRUSH NullBrush = { BS_NULL, 0, 0 };
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static const LOGBRUSH LtGrayBrush = { BS_SOLID, RGB(192,192,192), 0 };
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static const LOGBRUSH GrayBrush = { BS_SOLID, RGB(128,128,128), 0 };
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static const LOGBRUSH DkGrayBrush = { BS_SOLID, RGB(64,64,64), 0 };
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static const LOGPEN WhitePen = { PS_SOLID, { 0, 0 }, RGB(255,255,255) };
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static const LOGPEN BlackPen = { PS_SOLID, { 0, 0 }, RGB(0,0,0) };
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static const LOGPEN NullPen = { PS_NULL, { 0, 0 }, 0 };
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static const LOGBRUSH DCBrush = { BS_SOLID, RGB(255,255,255), 0 };
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static const LOGPEN DCPen = { PS_SOLID, { 0, 0 }, RGB(0,0,0) };
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/* reserve one extra entry for the stock default bitmap */
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/* this is what Windows does too */
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#define NB_STOCK_OBJECTS (STOCK_LAST+2)
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static HGDIOBJ stock_objects[NB_STOCK_OBJECTS];
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static CRITICAL_SECTION gdi_section;
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static CRITICAL_SECTION_DEBUG critsect_debug =
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{
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0, 0, &gdi_section,
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{ &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList },
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0, 0, { (DWORD_PTR)(__FILE__ ": gdi_section") }
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};
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static CRITICAL_SECTION gdi_section = { &critsect_debug, -1, 0, 0, 0, 0 };
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/****************************************************************************
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*
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* language-independent stock fonts
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*
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*/
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static const LOGFONTW OEMFixedFont =
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{ 12, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, OEM_CHARSET,
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0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN, {'\0'} };
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static const LOGFONTW AnsiFixedFont =
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{ 12, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
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0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
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{'C','o','u','r','i','e','r','\0'} };
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static const LOGFONTW AnsiVarFont =
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{ 12, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
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0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
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{'M','S',' ','S','a','n','s',' ','S','e','r','i','f','\0'} };
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/******************************************************************************
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*
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* language-dependent stock fonts
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*
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* 'ANSI' charset and 'DEFAULT' charset is not same.
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* The chars in CP_ACP should be drawn with 'DEFAULT' charset.
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* 'ANSI' charset seems to be identical with ISO-8859-1.
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* 'DEFAULT' charset is a language-dependent charset.
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*
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* 'System' font seems to be an alias for language-dependent font.
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*/
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/*
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* language-dependent stock fonts for all known charsets
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* please see TranslateCharsetInfo (dlls/gdi/font.c) and
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* CharsetBindingInfo (dlls/x11drv/xfont.c),
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* and modify entries for your language if needed.
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*/
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struct DefaultFontInfo
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{
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UINT charset;
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LOGFONTW SystemFont;
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LOGFONTW DeviceDefaultFont;
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LOGFONTW SystemFixedFont;
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LOGFONTW DefaultGuiFont;
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};
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static const struct DefaultFontInfo default_fonts[] =
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{
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{ ANSI_CHARSET,
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{ /* System */
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16, 7, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, ANSI_CHARSET,
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0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
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{'S','y','s','t','e','m','\0'}
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},
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{ /* Device Default */
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16, 0, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, ANSI_CHARSET,
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0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
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{'S','y','s','t','e','m','\0'}
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},
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{ /* System Fixed */
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16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
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0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
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{'C','o','u','r','i','e','r','\0'}
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},
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{ /* DefaultGuiFont */
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-11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
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0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
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{'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
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},
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},
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{ EASTEUROPE_CHARSET,
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{ /* System */
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16, 7, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, EASTEUROPE_CHARSET,
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0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
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{'S','y','s','t','e','m','\0'}
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},
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{ /* Device Default */
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16, 0, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, EASTEUROPE_CHARSET,
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0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
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{'S','y','s','t','e','m','\0'}
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},
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{ /* System Fixed */
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16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, EASTEUROPE_CHARSET,
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0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
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{'C','o','u','r','i','e','r','\0'}
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},
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{ /* DefaultGuiFont */
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-11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, EASTEUROPE_CHARSET,
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0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
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{'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
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},
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},
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{ RUSSIAN_CHARSET,
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{ /* System */
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16, 7, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, RUSSIAN_CHARSET,
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0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
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{'S','y','s','t','e','m','\0'}
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},
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{ /* Device Default */
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16, 0, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, RUSSIAN_CHARSET,
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0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
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{'S','y','s','t','e','m','\0'}
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},
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{ /* System Fixed */
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16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, RUSSIAN_CHARSET,
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0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
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{'C','o','u','r','i','e','r','\0'}
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},
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{ /* DefaultGuiFont */
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-11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, RUSSIAN_CHARSET,
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0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
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{'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
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},
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},
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{ GREEK_CHARSET,
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{ /* System */
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16, 7, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, GREEK_CHARSET,
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0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
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{'S','y','s','t','e','m','\0'}
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},
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{ /* Device Default */
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16, 0, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, GREEK_CHARSET,
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0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
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{'S','y','s','t','e','m','\0'}
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},
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{ /* System Fixed */
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16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GREEK_CHARSET,
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0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
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{'C','o','u','r','i','e','r','\0'}
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},
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{ /* DefaultGuiFont */
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-11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GREEK_CHARSET,
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0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
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{'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
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},
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},
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{ TURKISH_CHARSET,
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{ /* System */
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16, 7, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, TURKISH_CHARSET,
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0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
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{'S','y','s','t','e','m','\0'}
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},
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{ /* Device Default */
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16, 0, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, TURKISH_CHARSET,
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0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
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{'S','y','s','t','e','m','\0'}
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},
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{ /* System Fixed */
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16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, TURKISH_CHARSET,
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0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
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{'C','o','u','r','i','e','r','\0'}
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},
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{ /* DefaultGuiFont */
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-11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, TURKISH_CHARSET,
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0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
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{'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
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},
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},
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{ HEBREW_CHARSET,
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{ /* System */
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16, 7, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, HEBREW_CHARSET,
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0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
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{'S','y','s','t','e','m','\0'}
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},
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{ /* Device Default */
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16, 0, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, HEBREW_CHARSET,
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0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
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{'S','y','s','t','e','m','\0'}
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},
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{ /* System Fixed */
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16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HEBREW_CHARSET,
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0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
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{'C','o','u','r','i','e','r','\0'}
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},
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{ /* DefaultGuiFont */
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-11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HEBREW_CHARSET,
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0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
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{'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
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},
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},
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{ ARABIC_CHARSET,
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{ /* System */
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16, 7, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, ARABIC_CHARSET,
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0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
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{'S','y','s','t','e','m','\0'}
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},
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{ /* Device Default */
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16, 0, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, ARABIC_CHARSET,
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0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
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{'S','y','s','t','e','m','\0'}
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},
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{ /* System Fixed */
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16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ARABIC_CHARSET,
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0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
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{'C','o','u','r','i','e','r','\0'}
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},
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{ /* DefaultGuiFont */
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-11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ARABIC_CHARSET,
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0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
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{'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
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},
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},
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{ BALTIC_CHARSET,
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{ /* System */
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16, 7, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, BALTIC_CHARSET,
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0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
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{'S','y','s','t','e','m','\0'}
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},
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{ /* Device Default */
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16, 0, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, BALTIC_CHARSET,
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0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
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{'S','y','s','t','e','m','\0'}
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},
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{ /* System Fixed */
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16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, BALTIC_CHARSET,
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0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
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{'C','o','u','r','i','e','r','\0'}
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},
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{ /* DefaultGuiFont */
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-11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, BALTIC_CHARSET,
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0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
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{'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
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},
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|
},
|
|
{ THAI_CHARSET,
|
|
{ /* System */
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|
16, 7, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, THAI_CHARSET,
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0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
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{'S','y','s','t','e','m','\0'}
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},
|
|
{ /* Device Default */
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|
16, 0, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, THAI_CHARSET,
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0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
|
|
{'S','y','s','t','e','m','\0'}
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|
},
|
|
{ /* System Fixed */
|
|
16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, THAI_CHARSET,
|
|
0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
|
|
{'C','o','u','r','i','e','r','\0'}
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|
},
|
|
{ /* DefaultGuiFont */
|
|
-11, 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'}
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},
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|
},
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|
{ SHIFTJIS_CHARSET,
|
|
{ /* System */
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|
18, 8, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, SHIFTJIS_CHARSET,
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0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
|
|
{'S','y','s','t','e','m','\0'}
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|
},
|
|
{ /* Device Default */
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|
18, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, SHIFTJIS_CHARSET,
|
|
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
|
|
{'S','y','s','t','e','m','\0'}
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|
},
|
|
{ /* System Fixed */
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|
16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, SHIFTJIS_CHARSET,
|
|
0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
|
|
{'C','o','u','r','i','e','r','\0'}
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|
},
|
|
{ /* DefaultGuiFont */
|
|
-12, 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'}
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},
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},
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|
{ GB2312_CHARSET,
|
|
{ /* System */
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|
16, 7, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, GB2312_CHARSET,
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0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
|
|
{'S','y','s','t','e','m','\0'}
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},
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{ /* Device Default */
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16, 0, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, GB2312_CHARSET,
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0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
|
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{'S','y','s','t','e','m','\0'}
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|
},
|
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{ /* System Fixed */
|
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16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GB2312_CHARSET,
|
|
0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
|
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{'C','o','u','r','i','e','r','\0'}
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|
},
|
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{ /* DefaultGuiFont */
|
|
-12, 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, 8, 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,
|
|
{'S','y','s','t','e','m','\0'}
|
|
},
|
|
{ /* System Fixed */
|
|
16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HANGEUL_CHARSET,
|
|
0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
|
|
{'C','o','u','r','i','e','r','\0'}
|
|
},
|
|
{ /* DefaultGuiFont */
|
|
-12, 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_BOLD, 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_BOLD, FALSE, FALSE, FALSE, CHINESEBIG5_CHARSET,
|
|
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
|
|
{'S','y','s','t','e','m','\0'}
|
|
},
|
|
{ /* System Fixed */
|
|
16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, CHINESEBIG5_CHARSET,
|
|
0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
|
|
{'C','o','u','r','i','e','r','\0'}
|
|
},
|
|
{ /* DefaultGuiFont */
|
|
-12, 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_BOLD, 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_BOLD, FALSE, FALSE, FALSE, JOHAB_CHARSET,
|
|
0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
|
|
{'S','y','s','t','e','m','\0'}
|
|
},
|
|
{ /* System Fixed */
|
|
16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, JOHAB_CHARSET,
|
|
0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
|
|
{'C','o','u','r','i','e','r','\0'}
|
|
},
|
|
{ /* DefaultGuiFont */
|
|
-12, 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)
|
|
{
|
|
struct gdi_handle_entry *entry;
|
|
|
|
EnterCriticalSection( &gdi_section );
|
|
if ((entry = handle_entry( handle ))) entry->system = !!set;
|
|
LeaveCriticalSection( &gdi_section );
|
|
}
|
|
|
|
/******************************************************************************
|
|
* 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;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GDI_get_ref_count
|
|
*
|
|
* Retrieve the reference count of a GDI object.
|
|
* Note: the object must be locked otherwise the count is meaningless.
|
|
*/
|
|
UINT GDI_get_ref_count( HGDIOBJ handle )
|
|
{
|
|
struct gdi_handle_entry *entry;
|
|
UINT ret = 0;
|
|
|
|
EnterCriticalSection( &gdi_section );
|
|
if ((entry = handle_entry( handle ))) ret = entry->selcount;
|
|
LeaveCriticalSection( &gdi_section );
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GDI_inc_ref_count
|
|
*
|
|
* Increment the reference count of a GDI object.
|
|
*/
|
|
HGDIOBJ GDI_inc_ref_count( HGDIOBJ handle )
|
|
{
|
|
struct gdi_handle_entry *entry;
|
|
|
|
EnterCriticalSection( &gdi_section );
|
|
if ((entry = handle_entry( handle ))) entry->selcount++;
|
|
else handle = 0;
|
|
LeaveCriticalSection( &gdi_section );
|
|
return handle;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GDI_dec_ref_count
|
|
*
|
|
* Decrement the reference count of a GDI object.
|
|
*/
|
|
BOOL GDI_dec_ref_count( HGDIOBJ handle )
|
|
{
|
|
struct gdi_handle_entry *entry;
|
|
|
|
EnterCriticalSection( &gdi_section );
|
|
if ((entry = handle_entry( handle )))
|
|
{
|
|
assert( entry->selcount );
|
|
if (!--entry->selcount && entry->deleted)
|
|
{
|
|
/* handle delayed DeleteObject*/
|
|
entry->deleted = 0;
|
|
LeaveCriticalSection( &gdi_section );
|
|
TRACE( "executing delayed DeleteObject for %p\n", handle );
|
|
DeleteObject( handle );
|
|
return TRUE;
|
|
}
|
|
}
|
|
LeaveCriticalSection( &gdi_section );
|
|
return entry != NULL;
|
|
}
|
|
|
|
static const WCHAR dpi_key_name[] = {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','D','e','s','k','t','o','p','\0'};
|
|
static const WCHAR def_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_reg_dword
|
|
*
|
|
* Read a DWORD value from the registry
|
|
*/
|
|
static BOOL get_reg_dword(HKEY base, const WCHAR *key_name, const WCHAR *value_name, DWORD *value)
|
|
{
|
|
HKEY key;
|
|
DWORD type, data, size = sizeof(data);
|
|
BOOL ret = FALSE;
|
|
|
|
if (RegOpenKeyW(base, key_name, &key) == ERROR_SUCCESS)
|
|
{
|
|
if (RegQueryValueExW(key, value_name, NULL, &type, (void *)&data, &size) == ERROR_SUCCESS &&
|
|
type == REG_DWORD)
|
|
{
|
|
*value = data;
|
|
ret = TRUE;
|
|
}
|
|
RegCloseKey(key);
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* get_dpi
|
|
*
|
|
* get the dpi from the registry
|
|
*/
|
|
DWORD get_dpi(void)
|
|
{
|
|
DWORD dpi;
|
|
|
|
if (get_reg_dword(HKEY_CURRENT_USER, dpi_key_name, dpi_value_name, &dpi))
|
|
return dpi;
|
|
if (get_reg_dword(HKEY_CURRENT_CONFIG, def_dpi_key_name, dpi_value_name, &dpi))
|
|
return dpi;
|
|
return 0;
|
|
}
|
|
|
|
static HFONT create_scaled_font( const LOGFONTW *deffont )
|
|
{
|
|
LOGFONTW lf;
|
|
LONG height;
|
|
static DWORD dpi;
|
|
|
|
if (!dpi)
|
|
{
|
|
dpi = get_dpi();
|
|
if (!dpi) dpi = 96;
|
|
}
|
|
|
|
lf = *deffont;
|
|
height = abs(lf.lfHeight) * dpi / 96;
|
|
lf.lfHeight = deffont->lfHeight < 0 ? -height : height;
|
|
|
|
return CreateFontIndirectW( &lf );
|
|
}
|
|
|
|
/***********************************************************************
|
|
* DllMain
|
|
*
|
|
* GDI initialization.
|
|
*/
|
|
BOOL WINAPI DllMain( HINSTANCE inst, DWORD reason, LPVOID reserved )
|
|
{
|
|
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] = create_scaled_font( &deffonts->SystemFont );
|
|
stock_objects[DEVICE_DEFAULT_FONT] = create_scaled_font( &deffonts->DeviceDefaultFont );
|
|
stock_objects[SYSTEM_FIXED_FONT] = CreateFontIndirectW( &deffonts->SystemFixedFont );
|
|
stock_objects[DEFAULT_GUI_FONT] = create_scaled_font( &deffonts->DefaultGuiFont );
|
|
|
|
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;
|
|
}
|
|
|
|
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 )
|
|
{
|
|
struct gdi_handle_entry *entry;
|
|
|
|
TRACE( "%u objects:\n", MAX_GDI_HANDLES );
|
|
|
|
EnterCriticalSection( &gdi_section );
|
|
for (entry = gdi_handles; entry < next_unused; entry++)
|
|
{
|
|
if (!entry->type)
|
|
TRACE( "handle %p FREE\n", entry_to_handle( entry ));
|
|
else
|
|
TRACE( "handle %p obj %p type %s selcount %u deleted %u\n",
|
|
entry_to_handle( entry ), entry->obj, gdi_obj_type( entry->type ),
|
|
entry->selcount, entry->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( void *obj, WORD type, const struct gdi_obj_funcs *funcs )
|
|
{
|
|
struct gdi_handle_entry *entry;
|
|
HGDIOBJ ret;
|
|
|
|
assert( type ); /* type 0 is reserved to mark free entries */
|
|
|
|
EnterCriticalSection( &gdi_section );
|
|
|
|
entry = next_free;
|
|
if (entry)
|
|
next_free = entry->obj;
|
|
else if (next_unused < gdi_handles + MAX_GDI_HANDLES)
|
|
entry = next_unused++;
|
|
else
|
|
{
|
|
LeaveCriticalSection( &gdi_section );
|
|
ERR( "out of GDI object handles, expect a crash\n" );
|
|
if (TRACE_ON(gdi)) dump_gdi_objects();
|
|
return 0;
|
|
}
|
|
entry->obj = obj;
|
|
entry->funcs = funcs;
|
|
entry->hdcs = NULL;
|
|
entry->type = type;
|
|
entry->selcount = 0;
|
|
entry->system = 0;
|
|
entry->deleted = 0;
|
|
if (++entry->generation == 0xffff) entry->generation = 1;
|
|
ret = entry_to_handle( entry );
|
|
LeaveCriticalSection( &gdi_section );
|
|
TRACE( "allocated %s %p %u/%u\n", gdi_obj_type(type), ret,
|
|
InterlockedIncrement( &debug_count ), MAX_GDI_HANDLES );
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* free_gdi_handle
|
|
*
|
|
* Free a GDI handle and return a pointer to the object.
|
|
*/
|
|
void *free_gdi_handle( HGDIOBJ handle )
|
|
{
|
|
void *object = NULL;
|
|
struct gdi_handle_entry *entry;
|
|
|
|
EnterCriticalSection( &gdi_section );
|
|
if ((entry = handle_entry( handle )))
|
|
{
|
|
TRACE( "freed %s %p %u/%u\n", gdi_obj_type( entry->type ), handle,
|
|
InterlockedDecrement( &debug_count ) + 1, MAX_GDI_HANDLES );
|
|
object = entry->obj;
|
|
entry->type = 0;
|
|
entry->obj = next_free;
|
|
next_free = entry;
|
|
}
|
|
LeaveCriticalSection( &gdi_section );
|
|
return object;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* get_full_gdi_handle
|
|
*
|
|
* Return the full GDI handle from a possibly truncated value.
|
|
*/
|
|
HGDIOBJ get_full_gdi_handle( HGDIOBJ handle )
|
|
{
|
|
struct gdi_handle_entry *entry;
|
|
|
|
if (!HIWORD( handle ))
|
|
{
|
|
EnterCriticalSection( &gdi_section );
|
|
if ((entry = handle_entry( handle ))) handle = entry_to_handle( entry );
|
|
LeaveCriticalSection( &gdi_section );
|
|
}
|
|
return handle;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* get_any_obj_ptr
|
|
*
|
|
* Return a pointer to, and the type of, the GDI object
|
|
* associated with the handle.
|
|
* The object must be released with GDI_ReleaseObj.
|
|
*/
|
|
void *get_any_obj_ptr( HGDIOBJ handle, WORD *type )
|
|
{
|
|
void *ptr = NULL;
|
|
struct gdi_handle_entry *entry;
|
|
|
|
EnterCriticalSection( &gdi_section );
|
|
|
|
if ((entry = handle_entry( handle )))
|
|
{
|
|
ptr = entry->obj;
|
|
*type = entry->type;
|
|
}
|
|
|
|
if (!ptr) LeaveCriticalSection( &gdi_section );
|
|
return ptr;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* GDI_GetObjPtr
|
|
*
|
|
* Return a pointer to the GDI object associated with the handle.
|
|
* Return NULL if the object has the wrong type.
|
|
* The object must be released with GDI_ReleaseObj.
|
|
*/
|
|
void *GDI_GetObjPtr( HGDIOBJ handle, WORD type )
|
|
{
|
|
WORD ret_type;
|
|
void *ptr = get_any_obj_ptr( handle, &ret_type );
|
|
if (ptr && ret_type != type)
|
|
{
|
|
GDI_ReleaseObj( handle );
|
|
ptr = NULL;
|
|
}
|
|
return ptr;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* GDI_ReleaseObj
|
|
*
|
|
*/
|
|
void GDI_ReleaseObj( HGDIOBJ handle )
|
|
{
|
|
LeaveCriticalSection( &gdi_section );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GDI_CheckNotLock
|
|
*/
|
|
void GDI_CheckNotLock(void)
|
|
{
|
|
if (RtlIsCriticalSectionLockedByThread(&gdi_section))
|
|
{
|
|
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 )
|
|
{
|
|
struct gdi_handle_entry *entry;
|
|
struct hdc_list *hdcs_head;
|
|
const struct gdi_obj_funcs *funcs = NULL;
|
|
|
|
EnterCriticalSection( &gdi_section );
|
|
if (!(entry = handle_entry( obj )))
|
|
{
|
|
LeaveCriticalSection( &gdi_section );
|
|
return FALSE;
|
|
}
|
|
|
|
if (entry->system)
|
|
{
|
|
TRACE("Preserving system object %p\n", obj);
|
|
LeaveCriticalSection( &gdi_section );
|
|
return TRUE;
|
|
}
|
|
|
|
obj = entry_to_handle( entry ); /* make it a full handle */
|
|
|
|
hdcs_head = entry->hdcs;
|
|
entry->hdcs = NULL;
|
|
|
|
if (entry->selcount)
|
|
{
|
|
TRACE("delayed for %p because object in use, count %u\n", obj, entry->selcount );
|
|
entry->deleted = 1; /* mark for delete */
|
|
}
|
|
else funcs = entry->funcs;
|
|
|
|
LeaveCriticalSection( &gdi_section );
|
|
|
|
while (hdcs_head)
|
|
{
|
|
struct hdc_list *next = hdcs_head->next;
|
|
DC *dc = get_dc_ptr(hdcs_head->hdc);
|
|
|
|
TRACE("hdc %p has interest in %p\n", hdcs_head->hdc, obj);
|
|
if(dc)
|
|
{
|
|
PHYSDEV physdev = GET_DC_PHYSDEV( dc, pDeleteObject );
|
|
physdev->funcs->pDeleteObject( physdev, obj );
|
|
release_dc_ptr( dc );
|
|
}
|
|
HeapFree(GetProcessHeap(), 0, hdcs_head);
|
|
hdcs_head = next;
|
|
}
|
|
|
|
TRACE("%p\n", obj );
|
|
|
|
if (funcs && funcs->pDeleteObject) return funcs->pDeleteObject( obj );
|
|
return TRUE;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* GDI_hdc_using_object
|
|
*
|
|
* Call this if the dc requires DeleteObject notification
|
|
*/
|
|
void GDI_hdc_using_object(HGDIOBJ obj, HDC hdc)
|
|
{
|
|
struct gdi_handle_entry *entry;
|
|
struct hdc_list *phdc;
|
|
|
|
TRACE("obj %p hdc %p\n", obj, hdc);
|
|
|
|
EnterCriticalSection( &gdi_section );
|
|
if ((entry = handle_entry( obj )) && !entry->system)
|
|
{
|
|
for (phdc = entry->hdcs; phdc; phdc = phdc->next)
|
|
if (phdc->hdc == hdc) break;
|
|
|
|
if (!phdc)
|
|
{
|
|
phdc = HeapAlloc(GetProcessHeap(), 0, sizeof(*phdc));
|
|
phdc->hdc = hdc;
|
|
phdc->next = entry->hdcs;
|
|
entry->hdcs = phdc;
|
|
}
|
|
}
|
|
LeaveCriticalSection( &gdi_section );
|
|
}
|
|
|
|
/***********************************************************************
|
|
* GDI_hdc_not_using_object
|
|
*
|
|
*/
|
|
void GDI_hdc_not_using_object(HGDIOBJ obj, HDC hdc)
|
|
{
|
|
struct gdi_handle_entry *entry;
|
|
struct hdc_list **pphdc;
|
|
|
|
TRACE("obj %p hdc %p\n", obj, hdc);
|
|
|
|
EnterCriticalSection( &gdi_section );
|
|
if ((entry = handle_entry( obj )) && !entry->system)
|
|
{
|
|
for (pphdc = &entry->hdcs; *pphdc; pphdc = &(*pphdc)->next)
|
|
if ((*pphdc)->hdc == hdc)
|
|
{
|
|
struct hdc_list *phdc = *pphdc;
|
|
*pphdc = phdc->next;
|
|
HeapFree(GetProcessHeap(), 0, phdc);
|
|
break;
|
|
}
|
|
}
|
|
LeaveCriticalSection( &gdi_section );
|
|
}
|
|
|
|
/***********************************************************************
|
|
* 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 )
|
|
{
|
|
struct gdi_handle_entry *entry;
|
|
const struct gdi_obj_funcs *funcs = NULL;
|
|
INT result = 0;
|
|
|
|
TRACE("%p %d %p\n", handle, count, buffer );
|
|
|
|
EnterCriticalSection( &gdi_section );
|
|
if ((entry = handle_entry( handle )))
|
|
{
|
|
funcs = entry->funcs;
|
|
handle = entry_to_handle( entry ); /* make it a full handle */
|
|
}
|
|
LeaveCriticalSection( &gdi_section );
|
|
|
|
if (funcs)
|
|
{
|
|
if (!funcs->pGetObjectA)
|
|
SetLastError( ERROR_INVALID_HANDLE );
|
|
else if (buffer && ((ULONG_PTR)buffer >> 16) == 0) /* catch apps getting argument order wrong */
|
|
SetLastError( ERROR_NOACCESS );
|
|
else
|
|
result = funcs->pGetObjectA( handle, count, buffer );
|
|
}
|
|
return result;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* GetObjectW (GDI32.@)
|
|
*/
|
|
INT WINAPI GetObjectW( HGDIOBJ handle, INT count, LPVOID buffer )
|
|
{
|
|
struct gdi_handle_entry *entry;
|
|
const struct gdi_obj_funcs *funcs = NULL;
|
|
INT result = 0;
|
|
|
|
TRACE("%p %d %p\n", handle, count, buffer );
|
|
|
|
EnterCriticalSection( &gdi_section );
|
|
if ((entry = handle_entry( handle )))
|
|
{
|
|
funcs = entry->funcs;
|
|
handle = entry_to_handle( entry ); /* make it a full handle */
|
|
}
|
|
LeaveCriticalSection( &gdi_section );
|
|
|
|
if (funcs)
|
|
{
|
|
if (!funcs->pGetObjectW)
|
|
SetLastError( ERROR_INVALID_HANDLE );
|
|
else if (buffer && ((ULONG_PTR)buffer >> 16) == 0) /* catch apps getting argument order wrong */
|
|
SetLastError( ERROR_NOACCESS );
|
|
else
|
|
result = funcs->pGetObjectW( handle, count, buffer );
|
|
}
|
|
return result;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* GetObjectType (GDI32.@)
|
|
*/
|
|
DWORD WINAPI GetObjectType( HGDIOBJ handle )
|
|
{
|
|
struct gdi_handle_entry *entry;
|
|
DWORD result = 0;
|
|
|
|
EnterCriticalSection( &gdi_section );
|
|
if ((entry = handle_entry( handle ))) result = entry->type;
|
|
LeaveCriticalSection( &gdi_section );
|
|
|
|
TRACE("%p -> %u\n", handle, result );
|
|
if (!result) SetLastError( ERROR_INVALID_HANDLE );
|
|
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 )
|
|
{
|
|
struct gdi_handle_entry *entry;
|
|
const struct gdi_obj_funcs *funcs = NULL;
|
|
|
|
TRACE( "(%p,%p)\n", hdc, hObj );
|
|
|
|
EnterCriticalSection( &gdi_section );
|
|
if ((entry = handle_entry( hObj )))
|
|
{
|
|
funcs = entry->funcs;
|
|
hObj = entry_to_handle( entry ); /* make it a full handle */
|
|
}
|
|
LeaveCriticalSection( &gdi_section );
|
|
|
|
if (funcs && funcs->pSelectObject) return funcs->pSelectObject( hObj, hdc );
|
|
return 0;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* UnrealizeObject (GDI32.@)
|
|
*/
|
|
BOOL WINAPI UnrealizeObject( HGDIOBJ obj )
|
|
{
|
|
const struct gdi_obj_funcs *funcs = NULL;
|
|
struct gdi_handle_entry *entry;
|
|
|
|
EnterCriticalSection( &gdi_section );
|
|
if ((entry = handle_entry( obj )))
|
|
{
|
|
funcs = entry->funcs;
|
|
obj = entry_to_handle( entry ); /* make it a full handle */
|
|
}
|
|
LeaveCriticalSection( &gdi_section );
|
|
|
|
if (funcs && funcs->pUnrealizeObject) return funcs->pUnrealizeObject( obj );
|
|
return funcs != NULL;
|
|
}
|
|
|
|
|
|
/* 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 FALSE;
|
|
}
|
|
|
|
/*******************************************************************
|
|
* 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 FALSE;
|
|
}
|