161 lines
3.9 KiB
C
161 lines
3.9 KiB
C
/***************************************************************************/
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/* */
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/* sfdriver.c */
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/* */
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/* High-level SFNT driver interface (body). */
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/* */
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/* Copyright 1996-2000 by */
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/* David Turner, Robert Wilhelm, and Werner Lemberg. */
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/* */
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/* This file is part of the FreeType project, and may only be used, */
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/* modified, and distributed under the terms of the FreeType project */
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/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
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/* this file you indicate that you have read the license and */
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/* understand and accept it fully. */
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/* */
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/***************************************************************************/
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#include <freetype/internal/sfnt.h>
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#include <freetype/internal/ftobjs.h>
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#include <sfdriver.h>
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#include <ttload.h>
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#include <ttsbit.h>
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#include <ttpost.h>
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#include <ttcmap.h>
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#include <sfobjs.h>
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static
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void* get_sfnt_table( TT_Face face,
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FT_Sfnt_Tag tag )
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{
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void* table;
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switch ( tag )
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{
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case ft_sfnt_head:
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table = &face->header;
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break;
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case ft_sfnt_hhea:
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table = &face->horizontal;
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break;
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case ft_sfnt_vhea:
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table = face->vertical_info ? &face->vertical : 0;
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break;
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case ft_sfnt_os2:
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table = face->os2.version == 0xFFFF ? 0 : &face->os2;
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break;
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case ft_sfnt_post:
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table = &face->postscript;
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break;
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case ft_sfnt_maxp:
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table = &face->max_profile;
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break;
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case ft_sfnt_pclt:
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table = face->pclt.Version ? &face->pclt : 0;
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break;
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default:
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table = 0;
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}
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return table;
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}
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static
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FT_Module_Interface SFNT_Get_Interface( FT_Module module,
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const char* interface )
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{
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UNUSED( module );
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if ( strcmp( interface, "get_sfnt" ) == 0 )
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return (FT_Module_Interface)get_sfnt_table;
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return 0;
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}
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static const SFNT_Interface sfnt_interface =
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{
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TT_Goto_Table,
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SFNT_Init_Face,
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SFNT_Load_Face,
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SFNT_Done_Face,
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SFNT_Get_Interface,
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TT_Load_Any,
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TT_Load_SFNT_Header,
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TT_Load_Directory,
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TT_Load_Header,
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TT_Load_Metrics_Header,
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TT_Load_CMap,
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TT_Load_MaxProfile,
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TT_Load_OS2,
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TT_Load_PostScript,
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TT_Load_Names,
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TT_Free_Names,
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TT_Load_Hdmx,
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TT_Free_Hdmx,
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TT_Load_Kern,
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TT_Load_Gasp,
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TT_Load_PCLT,
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#ifdef TT_CONFIG_OPTION_EMBEDDED_BITMAPS
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/* see `ttsbit.h' */
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TT_Load_SBit_Strikes,
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TT_Load_SBit_Image,
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TT_Free_SBit_Strikes,
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#else /* TT_CONFIG_OPTION_EMBEDDED_BITMAPS */
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0,
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0,
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0,
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#endif /* TT_CONFIG_OPTION_EMBEDDED_BITMAPS */
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#ifdef TT_CONFIG_OPTION_POSTSCRIPT_NAMES
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/* see `ttpost.h' */
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TT_Get_PS_Name,
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TT_Free_Post_Names,
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#else /* TT_CONFIG_OPTION_POSTSCRIPT_NAMES */
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0,
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0,
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#endif /* TT_CONFIG_OPTION_POSTSCRIPT_NAMES */
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/* see `ttcmap.h' */
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TT_CharMap_Load,
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TT_CharMap_Free,
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};
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const FT_Module_Class sfnt_module_class =
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{
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0, /* not a font driver or renderer */
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sizeof( FT_ModuleRec ),
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"sfnt", /* driver name */
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0x10000L, /* driver version 1.0 */
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0x20000L, /* driver requires FreeType 2.0 or higher */
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(const void*)&sfnt_interface, /* module specific interface */
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(FT_Module_Constructor)0,
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(FT_Module_Destructor) 0,
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(FT_Module_Requester) SFNT_Get_Interface
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};
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/* END */
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