/***************************************************************************/
/* */
/* sfdriver.c */
/* */
/* High-level SFNT driver interface (body). */
/* */
/* Copyright 1996-2018 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 "ft2build.h"
#include FT_INTERNAL_DEBUG_H
#include FT_INTERNAL_SFNT_H
#include FT_INTERNAL_OBJECTS_H
#include FT_TRUETYPE_IDS_H
#include "sfdriver.h"
#include "ttload.h"
#include "sfobjs.h"
#include "sferrors.h"
#ifdef TT_CONFIG_OPTION_EMBEDDED_BITMAPS
#include "ttsbit.h"
#endif
#ifdef TT_CONFIG_OPTION_POSTSCRIPT_NAMES
#include "ttpost.h"
#endif
#include "ttcmap.h"
#include "ttmtx.h"
#include FT_SERVICE_GLYPH_DICT_H
#include FT_SERVICE_TT_CMAP_H
#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
#include FT_MULTIPLE_MASTERS_H
#include FT_SERVICE_MULTIPLE_MASTERS_H
#endif
/*************************************************************************/
/* */
/* The macro FT_COMPONENT is used in trace mode. It is an implicit */
/* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
/* messages during execution. */
/* */
#undef FT_COMPONENT
#define FT_COMPONENT trace_sfdriver
#ifdef TT_CONFIG_OPTION_POSTSCRIPT_NAMES
/*
* GLYPH DICT SERVICE
*
*/
static FT_Error
sfnt_get_glyph_name( FT_Face face,
FT_UInt glyph_index,
FT_Pointer buffer,
FT_UInt buffer_max )
{
FT_String* gname;
FT_Error error;
error = tt_face_get_ps_name( (TT_Face)face, glyph_index, &gname );
if ( !error )
FT_STRCPYN( buffer, gname, buffer_max );
return error;
}
FT_DEFINE_SERVICE_GLYPHDICTREC(
sfnt_service_glyph_dict,
(FT_GlyphDict_GetNameFunc) sfnt_get_glyph_name /* get_name */
)
#endif /* TT_CONFIG_OPTION_POSTSCRIPT_NAMES */
/*
* TT CMAP INFO
*/
FT_DEFINE_SERVICE_TTCMAPSREC(
tt_service_get_cmap_info,
(TT_CMap_Info_GetFunc)tt_get_cmap_info /* get_cmap_info */
)
/*
* SERVICE LIST
*/
#if defined TT_CONFIG_OPTION_POSTSCRIPT_NAMES
FT_DEFINE_SERVICEDESCREC2(
sfnt_services,
FT_SERVICE_ID_GLYPH_DICT, &sfnt_service_glyph_dict,
FT_SERVICE_ID_TT_CMAP, &tt_service_get_cmap_info )
#else
FT_DEFINE_SERVICEDESCREC2(
sfnt_services,
FT_SERVICE_ID_SFNT_TABLE, &sfnt_service_sfnt_table,
FT_SERVICE_ID_TT_CMAP, &tt_service_get_cmap_info )
#endif
FT_CALLBACK_DEF( FT_Module_Interface )
sfnt_get_interface( FT_Module module,
const char* module_interface )
{
FT_UNUSED( module );
return ft_service_list_lookup( sfnt_services, module_interface );
}
#ifdef TT_CONFIG_OPTION_EMBEDDED_BITMAPS
#define PUT_EMBEDDED_BITMAPS( a ) a
#else
#define PUT_EMBEDDED_BITMAPS( a ) NULL
#endif
#ifdef TT_CONFIG_OPTION_POSTSCRIPT_NAMES
#define PUT_PS_NAMES( a ) a
#else
#define PUT_PS_NAMES( a ) NULL
#endif
FT_DEFINE_SFNT_INTERFACE(
sfnt_interface,
tt_face_goto_table, /* TT_Loader_GotoTableFunc goto_table */
sfnt_init_face, /* TT_Init_Face_Func init_face */
sfnt_load_face, /* TT_Load_Face_Func load_face */
sfnt_done_face, /* TT_Done_Face_Func done_face */
sfnt_get_interface, /* FT_Module_Requester get_interface */
tt_face_load_any, /* TT_Load_Any_Func load_any */
tt_face_load_head, /* TT_Load_Table_Func load_head */
tt_face_load_hhea, /* TT_Load_Metrics_Func load_hhea */
tt_face_load_cmap, /* TT_Load_Table_Func load_cmap */
tt_face_load_maxp, /* TT_Load_Table_Func load_maxp */
tt_face_load_os2, /* TT_Load_Table_Func load_os2 */
tt_face_load_post, /* TT_Load_Table_Func load_post */
tt_face_load_name, /* TT_Load_Table_Func load_name */
tt_face_free_name, /* TT_Free_Table_Func free_name */
NULL, /* TT_Load_Table_Func load_kern */
NULL, /* TT_Load_Table_Func load_gasp */
NULL, /* TT_Load_Table_Func load_init */
/* see `ttload.h' */
PUT_EMBEDDED_BITMAPS( tt_face_load_bhed ),
/* TT_Load_Table_Func load_bhed */
PUT_EMBEDDED_BITMAPS( tt_face_load_sbit_image ),
/* TT_Load_SBit_Image_Func load_sbit_image */
/* see `ttpost.h' */
PUT_PS_NAMES( tt_face_get_ps_name ),
/* TT_Get_PS_Name_Func get_psname */
PUT_PS_NAMES( tt_face_free_ps_names ),
/* TT_Free_Table_Func free_psnames */
/* since version 2.1.8 */
NULL, /* TT_Face_GetKerningFunc get_kerning */
/* since version 2.2 */
tt_face_load_font_dir, /* TT_Load_Table_Func load_font_dir */
tt_face_load_hmtx, /* TT_Load_Metrics_Func load_hmtx */
/* see `ttsbit.h' and `sfnt.h' */
PUT_EMBEDDED_BITMAPS( tt_face_load_sbit ),
/* TT_Load_Table_Func load_eblc */
PUT_EMBEDDED_BITMAPS( tt_face_free_sbit ),
/* TT_Free_Table_Func free_eblc */
PUT_EMBEDDED_BITMAPS( tt_face_set_sbit_strike ),
/* TT_Set_SBit_Strike_Func set_sbit_strike */
PUT_EMBEDDED_BITMAPS( tt_face_load_strike_metrics ),
/* TT_Load_Strike_Metrics_Func load_strike_metrics */
tt_face_get_metrics, /* TT_Get_Metrics_Func get_metrics */
tt_face_get_name /* TT_Get_Name_Func get_name */
)
FT_DEFINE_MODULE(
sfnt_module_class,
0, /* not a font driver or renderer */
sizeof ( FT_ModuleRec ),
"sfnt", /* driver name */
0x10000L, /* driver version 1.0 */
0x20000L, /* driver requires FreeType 2.0 or higher */
(const void*)&sfnt_interface, /* module specific interface */
(FT_Module_Constructor)NULL, /* module_init */
(FT_Module_Destructor) NULL, /* module_done */
(FT_Module_Requester) sfnt_get_interface /* get_interface */
)
/* END */