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| author | Charles Forsyth <charles.forsyth@gmail.com> | 2024-04-22 07:10:23 +0100 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2024-04-22 07:10:23 +0100 |
| commit | aea6a5537d424a269675969ba3653d291121984e (patch) | |
| tree | 6d8f7ede33f403786bdfa91973676c1bf833f0f7 /libfreetype/sfdriver.c | |
| parent | 73b5cba380d148e77d696880027a416cda50f756 (diff) | |
| parent | 3df3f6f7d81cd03b0f10ef557e0c96ab0f6cd702 (diff) | |
Merge pull request #12 from dboddie/update-freetype
Update FreeType to the latest code
Diffstat (limited to 'libfreetype/sfdriver.c')
| -rw-r--r-- | libfreetype/sfdriver.c | 332 |
1 files changed, 0 insertions, 332 deletions
diff --git a/libfreetype/sfdriver.c b/libfreetype/sfdriver.c deleted file mode 100644 index f2fa7b46..00000000 --- a/libfreetype/sfdriver.c +++ /dev/null @@ -1,332 +0,0 @@ -/***************************************************************************/ -/* */ -/* sfdriver.c */ -/* */ -/* High-level SFNT driver interface (body). */ -/* */ -/* Copyright 1996-2001, 2002 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 - - - 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 == 0xFFFFU ? 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_face_get_ps_name( face, glyph_index, &gname ); - if ( !error && buffer_max > 0 ) - { - FT_UInt len = (FT_UInt)( ft_strlen( gname ) ); - - - if ( len >= buffer_max ) - len = buffer_max - 1; - - FT_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, found_win, found_apple; - const char* result = NULL; - - - /* 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 whether we have a Postscript name here, */ - /* either in Macintosh or Windows platform encodings */ - found_win = -1; - found_apple = -1; - - for ( n = 0; n < face->num_names; n++ ) - { - TT_NameEntryRec* name = face->name_table.names + n; - - - if ( name->nameID == 6 && name->stringLength > 0 ) - { - if ( name->platformID == 3 && - name->encodingID == 1 && - name->languageID == 0x409 ) - found_win = n; - - if ( name->platformID == 1 && - name->encodingID == 0 && - name->languageID == 0 ) - found_apple = n; - } - } - - if ( found_win != -1 ) - { - FT_Memory memory = face->root.memory; - TT_NameEntryRec* name = face->name_table.names + found_win; - FT_UInt len = name->stringLength / 2; - FT_Error error; - - - if ( !FT_ALLOC( result, name->stringLength + 1 ) ) - { - FT_Stream stream = face->name_table.stream; - FT_String* r = (FT_String*)result; - FT_Byte* p = (FT_Byte*)name->string; - - - if ( FT_STREAM_SEEK( name->stringOffset ) || - FT_FRAME_ENTER( name->stringLength ) ) - { - FT_FREE( result ); - name->stringLength = 0; - name->stringOffset = 0; - FT_FREE( name->string ); - - goto Exit; - } - - p = (FT_Byte*)stream->cursor; - - for ( ; len > 0; len--, p += 2 ) - { - if ( p[0] == 0 && p[1] >= 32 && p[1] < 128 ) - *r++ = p[1]; - } - *r = '\0'; - - FT_FRAME_EXIT(); - } - goto Exit; - } - - if ( found_apple != -1 ) - { - FT_Memory memory = face->root.memory; - TT_NameEntryRec* name = face->name_table.names + found_apple; - FT_UInt len = name->stringLength; - FT_Error error; - - - if ( !FT_ALLOC( result, len + 1 ) ) - { - FT_Stream stream = face->name_table.stream; - - - if ( FT_STREAM_SEEK( name->stringOffset ) || - FT_STREAM_READ( result, len ) ) - { - name->stringOffset = 0; - name->stringLength = 0; - FT_FREE( name->string ); - FT_FREE( result ); - goto Exit; - } - ((char*)result)[len] = '\0'; - } - } - - Exit: - face->root.internal->postscript_name = result; - return result; - } - - -#endif /* TT_CONFIG_OPTION_POSTSCRIPT_NAMES */ - - - FT_CALLBACK_DEF( FT_Module_Interface ) - sfnt_get_interface( FT_Module module, - const char* module_interface ) - { - FT_UNUSED( module ); - - if ( ft_strcmp( module_interface, "get_sfnt" ) == 0 ) - return (FT_Module_Interface)get_sfnt_table; - -#ifdef TT_CONFIG_OPTION_POSTSCRIPT_NAMES - if ( ft_strcmp( module_interface, "glyph_name" ) == 0 ) - return (FT_Module_Interface)get_sfnt_glyph_name; -#endif - - if ( ft_strcmp( module_interface, "postscript_name" ) == 0 ) - return (FT_Module_Interface)get_sfnt_postscript_name; - - return 0; - } - - - static - const SFNT_Interface sfnt_interface = - { - tt_face_goto_table, - - sfnt_init_face, - sfnt_load_face, - sfnt_done_face, - sfnt_get_interface, - - tt_face_load_any, - tt_face_load_sfnt_header, - tt_face_load_directory, - - tt_face_load_header, - tt_face_load_metrics_header, - tt_face_load_cmap, - tt_face_load_max_profile, - tt_face_load_os2, - tt_face_load_postscript, - - tt_face_load_names, - tt_face_free_names, - - tt_face_load_hdmx, - tt_face_free_hdmx, - - tt_face_load_kern, - tt_face_load_gasp, - tt_face_load_pclt, - -#ifdef TT_CONFIG_OPTION_EMBEDDED_BITMAPS - - /* see `ttload.h' */ - tt_face_load_bitmap_header, - - /* see `ttsbit.h' */ - tt_face_set_sbit_strike, - tt_face_load_sbit_strikes, - tt_face_load_sbit_image, - tt_face_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_face_get_ps_name, - tt_face_free_ps_names, - -#else /* TT_CONFIG_OPTION_POSTSCRIPT_NAMES */ - - 0, - 0, - -#endif /* TT_CONFIG_OPTION_POSTSCRIPT_NAMES */ - - /* see `ttcmap.h' */ - tt_face_load_charmap, - tt_face_free_charmap, - }; - - - 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 */ |
