+++ /dev/null
-/***************************************************************************/
-/* */
-/* sfdriver.c */
-/* */
-/* High-level SFNT driver interface (body). */
-/* */
-/* Copyright 1996-2001 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_SFNT_H
-#include FT_INTERNAL_OBJECTS_H
-
-#include "sfdriver.h"
-#include "ttload.h"
-#include "ttcmap.h"
-#include "sfobjs.h"
-
-#ifdef TT_CONFIG_OPTION_EMBEDDED_BITMAPS
-#include "ttsbit.h"
-#endif
-
-#ifdef TT_CONFIG_OPTION_POSTSCRIPT_NAMES
-#include "ttpost.h"
-#endif
-
-#include <string.h> /* for strcmp() */
-
-
- 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;
- }
-
-
-#ifdef TT_CONFIG_OPTION_POSTSCRIPT_NAMES
-
-
- static FT_Error
- get_sfnt_glyph_name( TT_Face face,
- FT_UInt glyph_index,
- FT_Pointer buffer,
- FT_UInt buffer_max )
- {
- FT_String* gname;
- FT_Error error;
-
-
- error = TT_Get_PS_Name( face, glyph_index, &gname );
- if ( !error && buffer_max > 0 )
- {
- FT_UInt len = (FT_UInt)( strlen( gname ) );
-
-
- if ( len >= buffer_max )
- len = buffer_max - 1;
-
- MEM_Copy( buffer, gname, len );
- ((FT_Byte*)buffer)[len] = 0;
- }
-
- return error;
- }
-
-
- static const char*
- get_sfnt_postscript_name( TT_Face face )
- {
- FT_Int n;
-
- /* shouldn't happen, but just in case to avoid memory leaks */
- if ( face->root.internal->postscript_name )
- return face->root.internal->postscript_name;
-
- /* scan the name table to see if we have a Postscript name here, either */
- /* in Macintosh or Windows platform encodings.. */
- for ( n = 0; n < face->num_names; n++ )
- {
- TT_NameRec* name = face->name_table.names + n;
-
- if ( name->nameID == 6 )
- {
- if ( ( name->platformID == 3 &&
- name->encodingID == 1 &&
- name->languageID == 0x409 ) ||
-
- ( name->platformID == 1 &&
- name->encodingID == 0 &&
- name->languageID == 0 ) )
- {
- FT_UInt len = name->stringLength;
- FT_Error error;
- FT_Memory memory = face->root.memory;
- FT_String* result;
-
- if ( !ALLOC( result, len+1 ) )
- {
- memcpy( result, name->string, len );
- result[len] = '\0';
-
- face->root.internal->postscript_name = result;
- }
- return result;
- }
- }
- }
-
- return NULL;
- }
-
-
-#endif /* TT_CONFIG_OPTION_POSTSCRIPT_NAMES */
-
-
- FT_CALLBACK_DEF( FT_Module_Interface )
- SFNT_Get_Interface( FT_Module module,
- const char* interface )
- {
- FT_UNUSED( module );
-
- if ( strcmp( interface, "get_sfnt" ) == 0 )
- return (FT_Module_Interface)get_sfnt_table;
-
-#ifdef TT_CONFIG_OPTION_POSTSCRIPT_NAMES
- if ( strcmp( interface, "glyph_name" ) == 0 )
- return (FT_Module_Interface)get_sfnt_glyph_name;
-#endif
-
- if ( strcmp( interface, "postscript_name" ) == 0 )
- return (FT_Module_Interface)get_sfnt_postscript_name;
-
- 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 `ttload.h' */
- TT_Load_Bitmap_Header,
-
- /* see `ttsbit.h' */
- TT_Set_SBit_Strike,
- TT_Load_SBit_Strikes,
- TT_Load_SBit_Image,
- TT_Free_SBit_Strikes,
-
-#else /* TT_CONFIG_OPTION_EMBEDDED_BITMAPS */
-
- 0,
- 0,
- 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,
- };
-
-
- FT_CALLBACK_TABLE_DEF
- const FT_Module_Class 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)0,
- (FT_Module_Destructor) 0,
- (FT_Module_Requester) SFNT_Get_Interface
- };
-
-
-/* END */
projects / rrdtool.git / blobdiff