ref: 206297435e4fb021cf24faf7fe80fc8ca6d1abef
dir: /src/sfnt/sfdriver.c/
/***************************************************************************/
/* */
/* sfdriver.c */
/* */
/* High-level SFNT driver interface (body). */
/* */
/* Copyright 1996-2000 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
/* modified, and distributed under the terms of the FreeType project */
/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
/* this file you indicate that you have read the license and */
/* understand and accept it fully. */
/* */
/***************************************************************************/
#include <freetype/internal/sfnt.h>
#include <freetype/internal/ftobjs.h>
#include <sfdriver.h>
#include <ttload.h>
#include <ttsbit.h>
#include <ttpost.h>
#include <ttcmap.h>
#include <sfobjs.h>
static
void* get_sfnt_table( TT_Face face,
FT_Sfnt_Tag tag )
{
void* table;
switch ( tag )
{
case ft_sfnt_head:
table = &face->header;
break;
case ft_sfnt_hhea:
table = &face->horizontal;
break;
case ft_sfnt_vhea:
table = face->vertical_info ? &face->vertical : 0;
break;
case ft_sfnt_os2:
table = face->os2.version == 0xFFFF ? 0 : &face->os2;
break;
case ft_sfnt_post:
table = &face->postscript;
break;
case ft_sfnt_maxp:
table = &face->max_profile;
break;
case ft_sfnt_pclt:
table = face->pclt.Version ? &face->pclt : 0;
break;
default:
table = 0;
}
return table;
}
static
FT_Module_Interface SFNT_Get_Interface( FT_Module module,
const char* interface )
{
UNUSED( module );
if ( strcmp( interface, "get_sfnt" ) == 0 )
return (FT_Module_Interface)get_sfnt_table;
return 0;
}
static const SFNT_Interface sfnt_interface =
{
TT_Goto_Table,
SFNT_Init_Face,
SFNT_Load_Face,
SFNT_Done_Face,
SFNT_Get_Interface,
TT_Load_Any,
TT_Load_SFNT_Header,
TT_Load_Directory,
TT_Load_Header,
TT_Load_Metrics_Header,
TT_Load_CMap,
TT_Load_MaxProfile,
TT_Load_OS2,
TT_Load_PostScript,
TT_Load_Names,
TT_Free_Names,
TT_Load_Hdmx,
TT_Free_Hdmx,
TT_Load_Kern,
TT_Load_Gasp,
TT_Load_PCLT,
#ifdef TT_CONFIG_OPTION_EMBEDDED_BITMAPS
/* see `ttsbit.h' */
TT_Load_SBit_Strikes,
TT_Load_SBit_Image,
TT_Free_SBit_Strikes,
#else /* TT_CONFIG_OPTION_EMBEDDED_BITMAPS */
0,
0,
0,
#endif /* TT_CONFIG_OPTION_EMBEDDED_BITMAPS */
#ifdef TT_CONFIG_OPTION_POSTSCRIPT_NAMES
/* see `ttpost.h' */
TT_Get_PS_Name,
TT_Free_Post_Names,
#else /* TT_CONFIG_OPTION_POSTSCRIPT_NAMES */
0,
0,
#endif /* TT_CONFIG_OPTION_POSTSCRIPT_NAMES */
/* see `ttcmap.h' */
TT_CharMap_Load,
TT_CharMap_Free,
};
const FT_Module_Class sfnt_module_class =
{
0, /* not a font driver or renderer */
sizeof( FT_ModuleRec ),
"sfnt", /* driver name */
0x10000, /* driver version 1.0 */
0x20000, /* driver requires FreeType 2.0 or higher */
(const void*)&sfnt_interface, /* module specific interface */
(FT_Module_Constructor) 0,
(FT_Module_Destructor) 0,
(FT_Module_Requester) SFNT_Get_Interface
};
/* END */