sfobjs.c revision 9c745321260bb728ab1cd1c8fd5f075854b2ad49
1049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project/***************************************************************************/ 2049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project/* */ 3049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project/* sfobjs.c */ 4049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project/* */ 5049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project/* SFNT object management (base). */ 6049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project/* */ 79c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod/* Copyright 1996-2008, 2010-2014 by */ 8049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project/* David Turner, Robert Wilhelm, and Werner Lemberg. */ 9049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project/* */ 10049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project/* This file is part of the FreeType project, and may only be used, */ 11049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project/* modified, and distributed under the terms of the FreeType project */ 12049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project/* license, LICENSE.TXT. By continuing to use, modify, or distribute */ 13049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project/* this file you indicate that you have read the license and */ 14049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project/* understand and accept it fully. */ 15049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project/* */ 16049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project/***************************************************************************/ 17049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 18049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 19049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#include <ft2build.h> 20049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#include "sfobjs.h" 21049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#include "ttload.h" 22049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#include "ttcmap.h" 23049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#include "ttkern.h" 24049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#include FT_INTERNAL_SFNT_H 25049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#include FT_INTERNAL_DEBUG_H 26049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#include FT_TRUETYPE_IDS_H 27049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#include FT_TRUETYPE_TAGS_H 28049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#include FT_SERVICE_POSTSCRIPT_CMAPS_H 29295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#include FT_SFNT_NAMES_H 30ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease#include FT_GZIP_H 31049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#include "sferrors.h" 32049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 33049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#ifdef TT_CONFIG_OPTION_BDF 34049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#include "ttbdf.h" 35049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#endif 36049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 37049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 38049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*************************************************************************/ 39049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 40049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* The macro FT_COMPONENT is used in trace mode. It is an implicit */ 41049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */ 42049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* messages during execution. */ 43049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 44049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#undef FT_COMPONENT 45049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#define FT_COMPONENT trace_sfobjs 46049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 47049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 48049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 49049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* convert a UTF-16 name entry to ASCII */ 50049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static FT_String* 51049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project tt_name_entry_ascii_from_utf16( TT_NameEntry entry, 52049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Memory memory ) 53049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 54aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_String* string = NULL; 55049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UInt len, code, n; 56aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_Byte* read = (FT_Byte*)entry->string; 57049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Error error; 58049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 59049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 60049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project len = (FT_UInt)entry->stringLength / 2; 61049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 62049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_NEW_ARRAY( string, len + 1 ) ) 63049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return NULL; 64049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 65049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project for ( n = 0; n < len; n++ ) 66049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 67049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project code = FT_NEXT_USHORT( read ); 68727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 69727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease if ( code == 0 ) 70727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease break; 71727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 72049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( code < 32 || code > 127 ) 73049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project code = '?'; 74049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 75049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project string[n] = (char)code; 76049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 77049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 78727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease string[n] = 0; 79049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 80049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return string; 81049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 82049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 83049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 84049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* convert an Apple Roman or symbol name entry to ASCII */ 85049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static FT_String* 86049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project tt_name_entry_ascii_from_other( TT_NameEntry entry, 87049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Memory memory ) 88049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 89aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_String* string = NULL; 90049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UInt len, code, n; 91aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_Byte* read = (FT_Byte*)entry->string; 92049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Error error; 93049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 94049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 95049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project len = (FT_UInt)entry->stringLength; 96049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 97049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_NEW_ARRAY( string, len + 1 ) ) 98049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return NULL; 99049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 100049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project for ( n = 0; n < len; n++ ) 101049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 102049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project code = *read++; 103727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 104727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease if ( code == 0 ) 105727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease break; 106727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 107049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( code < 32 || code > 127 ) 108049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project code = '?'; 109049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 110049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project string[n] = (char)code; 111049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 112049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 113727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease string[n] = 0; 114049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 115049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return string; 116049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 117049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 118049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 119049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project typedef FT_String* (*TT_NameEntry_ConvertFunc)( TT_NameEntry entry, 120049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Memory memory ); 121049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 122049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 123049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*************************************************************************/ 124049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 125049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* <Function> */ 126049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* tt_face_get_name */ 127049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 128049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* <Description> */ 129049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Returns a given ENGLISH name record in ASCII. */ 130049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 131049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* <Input> */ 132049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* face :: A handle to the source face object. */ 133049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 134049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* nameid :: The name id of the name record to return. */ 135049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 1360a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project /* <InOut> */ 1370a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project /* name :: The address of a string pointer. NULL if no name is */ 1380a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project /* present. */ 1390a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project /* */ 140049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* <Return> */ 1410a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project /* FreeType error code. 0 means success. */ 142049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 1430a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project static FT_Error 1440a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project tt_face_get_name( TT_Face face, 1450a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project FT_UShort nameid, 1460a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project FT_String** name ) 147049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 148049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Memory memory = face->root.memory; 149727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_Error error = FT_Err_Ok; 150049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_String* result = NULL; 151049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UShort n; 152049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project TT_NameEntryRec* rec; 153049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Int found_apple = -1; 154049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Int found_apple_roman = -1; 155049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Int found_apple_english = -1; 156049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Int found_win = -1; 157049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Int found_unicode = -1; 158049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 159049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Bool is_english = 0; 160049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 161049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project TT_NameEntry_ConvertFunc convert; 162049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 163049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1640a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project FT_ASSERT( name ); 1650a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project 166049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project rec = face->name_table.names; 167049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project for ( n = 0; n < face->num_names; n++, rec++ ) 168049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 169049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* According to the OpenType 1.3 specification, only Microsoft or */ 170049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Apple platform IDs might be used in the `name' table. The */ 171049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* `Unicode' platform is reserved for the `cmap' table, and the */ 172aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich /* `ISO' one is deprecated. */ 173049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 174049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* However, the Apple TrueType specification doesn't say the same */ 175049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* thing and goes to suggest that all Unicode `name' table entries */ 176049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* should be coded in UTF-16 (in big-endian format I suppose). */ 177049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 178049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( rec->nameID == nameid && rec->stringLength > 0 ) 179049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 180049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project switch ( rec->platformID ) 181049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 182049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project case TT_PLATFORM_APPLE_UNICODE: 183049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project case TT_PLATFORM_ISO: 184049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* there is `languageID' to check there. We should use this */ 185049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* field only as a last solution when nothing else is */ 186049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* available. */ 187049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 188049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project found_unicode = n; 189049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project break; 190049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 191049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project case TT_PLATFORM_MACINTOSH: 192049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* This is a bit special because some fonts will use either */ 193049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* an English language id, or a Roman encoding id, to indicate */ 194049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* the English version of its font name. */ 195049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 196049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( rec->languageID == TT_MAC_LANGID_ENGLISH ) 197049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project found_apple_english = n; 198049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else if ( rec->encodingID == TT_MAC_ID_ROMAN ) 199049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project found_apple_roman = n; 200049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project break; 201049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 202049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project case TT_PLATFORM_MICROSOFT: 203049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* we only take a non-English name when there is nothing */ 204049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* else available in the font */ 205049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 206049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( found_win == -1 || ( rec->languageID & 0x3FF ) == 0x009 ) 207049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 208049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project switch ( rec->encodingID ) 209049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 210049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project case TT_MS_ID_SYMBOL_CS: 211049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project case TT_MS_ID_UNICODE_CS: 212049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project case TT_MS_ID_UCS_4: 213049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project is_english = FT_BOOL( ( rec->languageID & 0x3FF ) == 0x009 ); 214049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project found_win = n; 215049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project break; 216049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 217049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project default: 218049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ; 219049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 220049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 221049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project break; 222049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 223049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project default: 224049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ; 225049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 226049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 227049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 228049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 229049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project found_apple = found_apple_roman; 230049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( found_apple_english >= 0 ) 231049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project found_apple = found_apple_english; 232049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 233049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* some fonts contain invalid Unicode or Macintosh formatted entries; */ 234049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* we will thus favor names encoded in Windows formats if available */ 235049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* (provided it is an English name) */ 236049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 237049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project convert = NULL; 238049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( found_win >= 0 && !( found_apple >= 0 && !is_english ) ) 239049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 240049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project rec = face->name_table.names + found_win; 241049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project switch ( rec->encodingID ) 242049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 243049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* all Unicode strings are encoded using UTF-16BE */ 244049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project case TT_MS_ID_UNICODE_CS: 245049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project case TT_MS_ID_SYMBOL_CS: 246049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project convert = tt_name_entry_ascii_from_utf16; 247049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project break; 248049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 249049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project case TT_MS_ID_UCS_4: 250049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Apparently, if this value is found in a name table entry, it is */ 251049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documented as `full Unicode repertoire'. Experience with the */ 252049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* MsGothic font shipped with Windows Vista shows that this really */ 253049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* means UTF-16 encoded names (UCS-4 values are only used within */ 254049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* charmaps). */ 255049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project convert = tt_name_entry_ascii_from_utf16; 256049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project break; 257049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 258049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project default: 259049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ; 260049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 261049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 262049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else if ( found_apple >= 0 ) 263049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 264049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project rec = face->name_table.names + found_apple; 265049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project convert = tt_name_entry_ascii_from_other; 266049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 267049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else if ( found_unicode >= 0 ) 268049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 269049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project rec = face->name_table.names + found_unicode; 270049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project convert = tt_name_entry_ascii_from_utf16; 271049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 272049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 273049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( rec && convert ) 274049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 275049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( rec->string == NULL ) 276049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 277049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Stream stream = face->name_table.stream; 278049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 279049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 280049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_QNEW_ARRAY ( rec->string, rec->stringLength ) || 281049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_STREAM_SEEK( rec->stringOffset ) || 282049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_STREAM_READ( rec->string, rec->stringLength ) ) 283049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 284049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( rec->string ); 285049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project rec->stringLength = 0; 286049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project result = NULL; 287049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 288049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 289049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 290049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 291049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project result = convert( rec, memory ); 292049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 293049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 294049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Exit: 2950a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project *name = result; 2960a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project return error; 297049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 298049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 299049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 300049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static FT_Encoding 301049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project sfnt_find_encoding( int platform_id, 302049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project int encoding_id ) 303049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 304049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project typedef struct TEncoding_ 305049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 306049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project int platform_id; 307049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project int encoding_id; 308049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Encoding encoding; 309049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 310049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } TEncoding; 311049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 312049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static 313049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project const TEncoding tt_encodings[] = 314049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 315049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { TT_PLATFORM_ISO, -1, FT_ENCODING_UNICODE }, 316049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 317049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { TT_PLATFORM_APPLE_UNICODE, -1, FT_ENCODING_UNICODE }, 318049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 319049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { TT_PLATFORM_MACINTOSH, TT_MAC_ID_ROMAN, FT_ENCODING_APPLE_ROMAN }, 320049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 321049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { TT_PLATFORM_MICROSOFT, TT_MS_ID_SYMBOL_CS, FT_ENCODING_MS_SYMBOL }, 322049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { TT_PLATFORM_MICROSOFT, TT_MS_ID_UCS_4, FT_ENCODING_UNICODE }, 323049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { TT_PLATFORM_MICROSOFT, TT_MS_ID_UNICODE_CS, FT_ENCODING_UNICODE }, 324049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { TT_PLATFORM_MICROSOFT, TT_MS_ID_SJIS, FT_ENCODING_SJIS }, 325049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { TT_PLATFORM_MICROSOFT, TT_MS_ID_GB2312, FT_ENCODING_GB2312 }, 326049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { TT_PLATFORM_MICROSOFT, TT_MS_ID_BIG_5, FT_ENCODING_BIG5 }, 327049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { TT_PLATFORM_MICROSOFT, TT_MS_ID_WANSUNG, FT_ENCODING_WANSUNG }, 328049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { TT_PLATFORM_MICROSOFT, TT_MS_ID_JOHAB, FT_ENCODING_JOHAB } 329049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project }; 330049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 331049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project const TEncoding *cur, *limit; 332049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 333049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 334049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project cur = tt_encodings; 335049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project limit = cur + sizeof ( tt_encodings ) / sizeof ( tt_encodings[0] ); 336049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 337049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project for ( ; cur < limit; cur++ ) 338049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 339049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( cur->platform_id == platform_id ) 340049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 341049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( cur->encoding_id == encoding_id || 342049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project cur->encoding_id == -1 ) 343049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return cur->encoding; 344049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 345049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 346049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 347049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return FT_ENCODING_NONE; 348049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 349049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 350049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3519c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod#define WRITE_USHORT( p, v ) \ 3529c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod do \ 3539c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod { \ 3549c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod *(p)++ = (FT_Byte)( (v) >> 8 ); \ 3559c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod *(p)++ = (FT_Byte)( (v) >> 0 ); \ 3569c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod \ 357ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease } while ( 0 ) 358ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 3599c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod#define WRITE_ULONG( p, v ) \ 3609c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod do \ 3619c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod { \ 3629c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod *(p)++ = (FT_Byte)( (v) >> 24 ); \ 3639c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod *(p)++ = (FT_Byte)( (v) >> 16 ); \ 3649c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod *(p)++ = (FT_Byte)( (v) >> 8 ); \ 3659c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod *(p)++ = (FT_Byte)( (v) >> 0 ); \ 3669c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod \ 367ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease } while ( 0 ) 368ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 369ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 370ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease static void 371ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease sfnt_stream_close( FT_Stream stream ) 372ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease { 373ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_Memory memory = stream->memory; 374ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 375ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 376ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_FREE( stream->base ); 377ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 378ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease stream->size = 0; 379ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease stream->base = 0; 380ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease stream->close = 0; 381ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease } 382ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 383ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 384ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_CALLBACK_DEF( int ) 385ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease compare_offsets( const void* a, 386ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease const void* b ) 387ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease { 388ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease WOFF_Table table1 = *(WOFF_Table*)a; 389ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease WOFF_Table table2 = *(WOFF_Table*)b; 390ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 391ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_ULong offset1 = table1->Offset; 392ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_ULong offset2 = table2->Offset; 393ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 394ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 395ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease if ( offset1 > offset2 ) 396ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease return 1; 397ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease else if ( offset1 < offset2 ) 398ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease return -1; 399ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease else 400ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease return 0; 401ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease } 402ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 403ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 404ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease /* Replace `face->root.stream' with a stream containing the extracted */ 405ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease /* SFNT of a WOFF font. */ 406ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 407ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease static FT_Error 408ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease woff_open_font( FT_Stream stream, 409ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease TT_Face face ) 410ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease { 411ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_Memory memory = stream->memory; 412ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_Error error = FT_Err_Ok; 413ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 414ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease WOFF_HeaderRec woff; 415ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease WOFF_Table tables = NULL; 416ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease WOFF_Table* indices = NULL; 417ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 418ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_ULong woff_offset; 419ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 420ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_Byte* sfnt = NULL; 421ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_Stream sfnt_stream = NULL; 422ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 423ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_Byte* sfnt_header; 424ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_ULong sfnt_offset; 425ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 426ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_Int nn; 427ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_ULong old_tag = 0; 428ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 429ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease static const FT_Frame_Field woff_header_fields[] = 430ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease { 431ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease#undef FT_STRUCTURE 432ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease#define FT_STRUCTURE WOFF_HeaderRec 433ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 434ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_FRAME_START( 44 ), 435ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_FRAME_ULONG ( signature ), 436ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_FRAME_ULONG ( flavor ), 437ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_FRAME_ULONG ( length ), 438ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_FRAME_USHORT( num_tables ), 439ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_FRAME_USHORT( reserved ), 440ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_FRAME_ULONG ( totalSfntSize ), 441ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_FRAME_USHORT( majorVersion ), 442ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_FRAME_USHORT( minorVersion ), 443ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_FRAME_ULONG ( metaOffset ), 444ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_FRAME_ULONG ( metaLength ), 445ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_FRAME_ULONG ( metaOrigLength ), 446ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_FRAME_ULONG ( privOffset ), 447ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_FRAME_ULONG ( privLength ), 448ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_FRAME_END 449ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease }; 450ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 451ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 452ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_ASSERT( stream == face->root.stream ); 453ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_ASSERT( FT_STREAM_POS() == 0 ); 454ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 455ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease if ( FT_STREAM_READ_FIELDS( woff_header_fields, &woff ) ) 456ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease return error; 457ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 458ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease /* Make sure we don't recurse back here or hit TTC code. */ 459ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease if ( woff.flavor == TTAG_wOFF || woff.flavor == TTAG_ttcf ) 460ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease return FT_THROW( Invalid_Table ); 461ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 462ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease /* Miscellaneous checks. */ 463ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease if ( woff.length != stream->size || 464ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease woff.num_tables == 0 || 465ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 44 + woff.num_tables * 20UL >= woff.length || 466ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 12 + woff.num_tables * 16UL >= woff.totalSfntSize || 467ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease ( woff.totalSfntSize & 3 ) != 0 || 468ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease ( woff.metaOffset == 0 && ( woff.metaLength != 0 || 469ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease woff.metaOrigLength != 0 ) ) || 470ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease ( woff.metaLength != 0 && woff.metaOrigLength == 0 ) || 471ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease ( woff.privOffset == 0 && woff.privLength != 0 ) ) 472ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease return FT_THROW( Invalid_Table ); 473ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 474ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease if ( FT_ALLOC( sfnt, woff.totalSfntSize ) || 475ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_NEW( sfnt_stream ) ) 476ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease goto Exit; 477ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 478ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease sfnt_header = sfnt; 479ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 480ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease /* Write sfnt header. */ 481ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease { 482ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_UInt searchRange, entrySelector, rangeShift, x; 483ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 484ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 485ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease x = woff.num_tables; 486ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease entrySelector = 0; 487ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease while ( x ) 488ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease { 489ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease x >>= 1; 490ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease entrySelector += 1; 491ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease } 492ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease entrySelector--; 493ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 494ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease searchRange = ( 1 << entrySelector ) * 16; 495ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease rangeShift = woff.num_tables * 16 - searchRange; 496ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 497ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease WRITE_ULONG ( sfnt_header, woff.flavor ); 498ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease WRITE_USHORT( sfnt_header, woff.num_tables ); 499ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease WRITE_USHORT( sfnt_header, searchRange ); 500ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease WRITE_USHORT( sfnt_header, entrySelector ); 501ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease WRITE_USHORT( sfnt_header, rangeShift ); 502ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease } 503ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 504ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease /* While the entries in the sfnt header must be sorted by the */ 505ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease /* tag value, the tables themselves are not. We thus have to */ 506ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease /* sort them by offset and check that they don't overlap. */ 507ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 508ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease if ( FT_NEW_ARRAY( tables, woff.num_tables ) || 509ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_NEW_ARRAY( indices, woff.num_tables ) ) 510ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease goto Exit; 511ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 512ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_TRACE2(( "\n" 513ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease " tag offset compLen origLen checksum\n" 514ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease " -------------------------------------------\n" )); 515ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 516ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease if ( FT_FRAME_ENTER( 20L * woff.num_tables ) ) 517ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease goto Exit; 518ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 519ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease for ( nn = 0; nn < woff.num_tables; nn++ ) 520ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease { 521ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease WOFF_Table table = tables + nn; 522ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 523ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease table->Tag = FT_GET_TAG4(); 524ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease table->Offset = FT_GET_ULONG(); 525ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease table->CompLength = FT_GET_ULONG(); 526ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease table->OrigLength = FT_GET_ULONG(); 527ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease table->CheckSum = FT_GET_ULONG(); 528ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 529ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_TRACE2(( " %c%c%c%c %08lx %08lx %08lx %08lx\n", 530ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease (FT_Char)( table->Tag >> 24 ), 531ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease (FT_Char)( table->Tag >> 16 ), 532ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease (FT_Char)( table->Tag >> 8 ), 533ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease (FT_Char)( table->Tag ), 534ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease table->Offset, 535ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease table->CompLength, 536ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease table->OrigLength, 537ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease table->CheckSum )); 538ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 539ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease if ( table->Tag <= old_tag ) 540ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease { 541ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_FRAME_EXIT(); 542ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease error = FT_THROW( Invalid_Table ); 543ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease goto Exit; 544ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease } 545ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 546ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease old_tag = table->Tag; 547ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease indices[nn] = table; 548ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease } 549ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 550ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_FRAME_EXIT(); 551ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 552ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease /* Sort by offset. */ 553ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 554ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease ft_qsort( indices, 555ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease woff.num_tables, 556ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease sizeof ( WOFF_Table ), 557ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease compare_offsets ); 558ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 559ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease /* Check offsets and lengths. */ 560ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 561ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease woff_offset = 44 + woff.num_tables * 20L; 562ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease sfnt_offset = 12 + woff.num_tables * 16L; 563ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 564ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease for ( nn = 0; nn < woff.num_tables; nn++ ) 565ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease { 566ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease WOFF_Table table = indices[nn]; 567ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 568ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 569ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease if ( table->Offset != woff_offset || 570ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease table->Offset + table->CompLength > woff.length || 571ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease sfnt_offset + table->OrigLength > woff.totalSfntSize || 572ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease table->CompLength > table->OrigLength ) 573ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease { 574ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease error = FT_THROW( Invalid_Table ); 575ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease goto Exit; 576ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease } 577ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 578ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease table->OrigOffset = sfnt_offset; 579ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 580ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease /* The offsets must be multiples of 4. */ 581ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease woff_offset += ( table->CompLength + 3 ) & ~3; 582ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease sfnt_offset += ( table->OrigLength + 3 ) & ~3; 583ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease } 584ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 585ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease /* 586ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease * Final checks! 587ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease * 588ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease * We don't decode and check the metadata block. 589ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease * We don't check table checksums either. 590ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease * But other than those, I think we implement all 591ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease * `MUST' checks from the spec. 592ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease */ 593ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 594ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease if ( woff.metaOffset ) 595ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease { 596ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease if ( woff.metaOffset != woff_offset || 597ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease woff.metaOffset + woff.metaLength > woff.length ) 598ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease { 599ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease error = FT_THROW( Invalid_Table ); 600ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease goto Exit; 601ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease } 602ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 603ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease /* We have padding only ... */ 604ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease woff_offset += woff.metaLength; 605ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease } 606ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 607ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease if ( woff.privOffset ) 608ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease { 609ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease /* ... if it isn't the last block. */ 610ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease woff_offset = ( woff_offset + 3 ) & ~3; 611ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 612ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease if ( woff.privOffset != woff_offset || 613ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease woff.privOffset + woff.privLength > woff.length ) 614ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease { 615ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease error = FT_THROW( Invalid_Table ); 616ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease goto Exit; 617ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease } 618ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 619ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease /* No padding for the last block. */ 620ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease woff_offset += woff.privLength; 621ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease } 622ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 623ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease if ( sfnt_offset != woff.totalSfntSize || 624ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease woff_offset != woff.length ) 625ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease { 626ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease error = FT_THROW( Invalid_Table ); 627ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease goto Exit; 628ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease } 629ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 630ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease /* Write the tables. */ 631ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 632ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease for ( nn = 0; nn < woff.num_tables; nn++ ) 633ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease { 634ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease WOFF_Table table = tables + nn; 635ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 636ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 637ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease /* Write SFNT table entry. */ 638ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease WRITE_ULONG( sfnt_header, table->Tag ); 639ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease WRITE_ULONG( sfnt_header, table->CheckSum ); 640ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease WRITE_ULONG( sfnt_header, table->OrigOffset ); 641ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease WRITE_ULONG( sfnt_header, table->OrigLength ); 642ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 643ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease /* Write table data. */ 644ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease if ( FT_STREAM_SEEK( table->Offset ) || 645ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_FRAME_ENTER( table->CompLength ) ) 646ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease goto Exit; 647ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 648ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease if ( table->CompLength == table->OrigLength ) 649ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease { 650ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease /* Uncompressed data; just copy. */ 651ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease ft_memcpy( sfnt + table->OrigOffset, 652ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease stream->cursor, 653ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease table->OrigLength ); 654ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease } 655ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease else 656ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease { 6579c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod#ifdef FT_CONFIG_OPTION_USE_ZLIB 6589c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod 659ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease /* Uncompress with zlib. */ 660ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_ULong output_len = table->OrigLength; 661ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 662ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 663ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease error = FT_Gzip_Uncompress( memory, 664ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease sfnt + table->OrigOffset, &output_len, 665ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease stream->cursor, table->CompLength ); 666ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease if ( error ) 667ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease goto Exit; 668ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease if ( output_len != table->OrigLength ) 669ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease { 670ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease error = FT_THROW( Invalid_Table ); 671ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease goto Exit; 672ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease } 6739c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod 6749c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod#else /* !FT_CONFIG_OPTION_USE_ZLIB */ 6759c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod 6769c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod error = FT_THROW( Unimplemented_Feature ); 6779c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod goto Exit; 6789c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod 6799c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod#endif /* !FT_CONFIG_OPTION_USE_ZLIB */ 680ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease } 681ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 682ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_FRAME_EXIT(); 683ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 684ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease /* We don't check whether the padding bytes in the WOFF file are */ 685ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease /* actually '\0'. For the output, however, we do set them properly. */ 686ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease sfnt_offset = table->OrigOffset + table->OrigLength; 687ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease while ( sfnt_offset & 3 ) 688ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease { 689ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease sfnt[sfnt_offset] = '\0'; 690ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease sfnt_offset++; 691ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease } 692ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease } 693ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 694ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease /* Ok! Finally ready. Swap out stream and return. */ 695ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_Stream_OpenMemory( sfnt_stream, sfnt, woff.totalSfntSize ); 696ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease sfnt_stream->memory = stream->memory; 697ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease sfnt_stream->close = sfnt_stream_close; 698ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 699ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_Stream_Free( 700ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease face->root.stream, 701ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease ( face->root.face_flags & FT_FACE_FLAG_EXTERNAL_STREAM ) != 0 ); 702ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 703ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease face->root.stream = sfnt_stream; 704ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 705ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease face->root.face_flags &= ~FT_FACE_FLAG_EXTERNAL_STREAM; 706ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 707ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease Exit: 708ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_FREE( tables ); 709ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_FREE( indices ); 710ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 711ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease if ( error ) 712ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease { 713ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_FREE( sfnt ); 714ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_Stream_Close( sfnt_stream ); 715ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_FREE( sfnt_stream ); 716ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease } 717ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 718ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease return error; 719ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease } 720ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 721ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 722ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease#undef WRITE_USHORT 723ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease#undef WRITE_ULONG 724ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 725ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 726049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Fill in face->ttc_header. If the font is not a TTC, it is */ 727049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* synthesized into a TTC with one offset table. */ 728049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static FT_Error 729049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project sfnt_open_font( FT_Stream stream, 730049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project TT_Face face ) 731049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 732049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Memory memory = stream->memory; 733049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Error error; 734049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ULong tag, offset; 735049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 736049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static const FT_Frame_Field ttc_header_fields[] = 737049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 738049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#undef FT_STRUCTURE 739049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#define FT_STRUCTURE TTC_HeaderRec 740049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 741049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FRAME_START( 8 ), 742049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FRAME_LONG( version ), 743aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner FT_FRAME_LONG( count ), /* this is ULong in the specs */ 744049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FRAME_END 745049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project }; 746049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 747049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 748049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->ttc_header.tag = 0; 749049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->ttc_header.version = 0; 750049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->ttc_header.count = 0; 751049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 752ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease retry: 753049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project offset = FT_STREAM_POS(); 754049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 755049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_READ_ULONG( tag ) ) 756049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 757049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 758ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease if ( tag == TTAG_wOFF ) 759ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease { 760ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_TRACE2(( "sfnt_open_font: file is a WOFF; synthesizing SFNT\n" )); 761ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 762ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease if ( FT_STREAM_SEEK( offset ) ) 763ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease return error; 764ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 765ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease error = woff_open_font( stream, face ); 766ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease if ( error ) 767ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease return error; 768ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 769ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease /* Swap out stream and retry! */ 770ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease stream = face->root.stream; 771ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease goto retry; 772ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease } 773ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 7740a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project if ( tag != 0x00010000UL && 7750a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project tag != TTAG_ttcf && 7760a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project tag != TTAG_OTTO && 7770a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project tag != TTAG_true && 7780a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project tag != TTAG_typ1 && 7790a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project tag != 0x00020000UL ) 78041371e1e39c8528eb0c4bc40683c736e6683e60cEric Vannier { 78141371e1e39c8528eb0c4bc40683c736e6683e60cEric Vannier FT_TRACE2(( " not a font using the SFNT container format\n" )); 782727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Unknown_File_Format ); 78341371e1e39c8528eb0c4bc40683c736e6683e60cEric Vannier } 784049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 785049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->ttc_header.tag = TTAG_ttcf; 786049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 787049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( tag == TTAG_ttcf ) 788049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 789049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Int n; 790049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 791049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 792049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_TRACE3(( "sfnt_open_font: file is a collection\n" )); 793049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 794049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_STREAM_READ_FIELDS( ttc_header_fields, &face->ttc_header ) ) 795049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 796049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 797aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner if ( face->ttc_header.count == 0 ) 798727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Table ); 799aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner 800aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner /* a rough size estimate: let's conservatively assume that there */ 801aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner /* is just a single table info in each subfont header (12 + 16*1 = */ 802aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner /* 28 bytes), thus we have (at least) `12 + 4*count' bytes for the */ 803aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner /* size of the TTC header plus `28*count' bytes for all subfont */ 804aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner /* headers */ 805aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner if ( (FT_ULong)face->ttc_header.count > stream->size / ( 28 + 4 ) ) 806727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Array_Too_Large ); 807aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner 808049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* now read the offsets of each font in the file */ 809049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_NEW_ARRAY( face->ttc_header.offsets, face->ttc_header.count ) ) 810049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 811049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 812049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_FRAME_ENTER( face->ttc_header.count * 4L ) ) 813049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 814049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 815049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project for ( n = 0; n < face->ttc_header.count; n++ ) 816049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->ttc_header.offsets[n] = FT_GET_ULONG(); 817049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 818049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FRAME_EXIT(); 819049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 820049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 821049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 822049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_TRACE3(( "sfnt_open_font: synthesize TTC\n" )); 823049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 824049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->ttc_header.version = 1 << 16; 825049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->ttc_header.count = 1; 826049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 8270a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project if ( FT_NEW( face->ttc_header.offsets ) ) 828049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 829049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 830049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->ttc_header.offsets[0] = offset; 831049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 832049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 833049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 834049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 835049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 836049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 837049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_LOCAL_DEF( FT_Error ) 838049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project sfnt_init_face( FT_Stream stream, 839049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project TT_Face face, 840049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Int face_index, 841049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Int num_params, 842049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Parameter* params ) 843049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 844049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Error error; 845049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Library library = face->root.driver->root.library; 846049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project SFNT_Service sfnt; 847049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 848049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 849049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* for now, parameters are unused */ 850049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UNUSED( num_params ); 851049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UNUSED( params ); 852049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 853049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 854049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project sfnt = (SFNT_Service)face->sfnt; 855049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !sfnt ) 856049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 857049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project sfnt = (SFNT_Service)FT_Get_Module_Interface( library, "sfnt" ); 858049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !sfnt ) 85941371e1e39c8528eb0c4bc40683c736e6683e60cEric Vannier { 86041371e1e39c8528eb0c4bc40683c736e6683e60cEric Vannier FT_ERROR(( "sfnt_init_face: cannot access `sfnt' module\n" )); 861727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Missing_Module ); 86241371e1e39c8528eb0c4bc40683c736e6683e60cEric Vannier } 863049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 864049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->sfnt = sfnt; 865049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->goto_table = sfnt->goto_table; 866049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 867049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 868049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FACE_FIND_GLOBAL_SERVICE( face, face->psnames, POSTSCRIPT_CMAPS ); 869049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 87041371e1e39c8528eb0c4bc40683c736e6683e60cEric Vannier FT_TRACE2(( "SFNT driver\n" )); 87141371e1e39c8528eb0c4bc40683c736e6683e60cEric Vannier 872049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = sfnt_open_font( stream, face ); 873049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( error ) 874049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 875049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 876ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease /* Stream may have changed in sfnt_open_font. */ 877ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease stream = face->root.stream; 878ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 879049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_TRACE2(( "sfnt_init_face: %08p, %ld\n", face, face_index )); 880049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 881049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( face_index < 0 ) 882049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face_index = 0; 883049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 884049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( face_index >= face->ttc_header.count ) 885727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Argument ); 886049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 887049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_STREAM_SEEK( face->ttc_header.offsets[face_index] ) ) 888049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 889049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 890049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* check that we have a valid TrueType file */ 891049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = sfnt->load_font_dir( face, stream ); 892049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( error ) 893049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 894049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 8950a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project face->root.num_faces = face->ttc_header.count; 8960a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project face->root.face_index = face_index; 897049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 898049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 899049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 900049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 901049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 902727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease#define LOAD_( x ) \ 903ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease do \ 904ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease { \ 905727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_TRACE2(( "`" #x "' " )); \ 906727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_TRACE3(( "-->\n" )); \ 907727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease \ 908727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease error = sfnt->load_ ## x( face, stream ); \ 909727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease \ 910727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_TRACE2(( "%s\n", ( !error ) \ 911727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease ? "loaded" \ 912727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease : FT_ERR_EQ( error, Table_Missing ) \ 913727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease ? "missing" \ 914727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease : "failed to load" )); \ 915727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_TRACE3(( "\n" )); \ 916049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } while ( 0 ) 917049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 918727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease#define LOADM_( x, vertical ) \ 919ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease do \ 920ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease { \ 921727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_TRACE2(( "`%s" #x "' ", \ 922727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease vertical ? "vertical " : "" )); \ 923727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_TRACE3(( "-->\n" )); \ 924727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease \ 925727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease error = sfnt->load_ ## x( face, stream, vertical ); \ 926727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease \ 927727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_TRACE2(( "%s\n", ( !error ) \ 928727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease ? "loaded" \ 929727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease : FT_ERR_EQ( error, Table_Missing ) \ 930727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease ? "missing" \ 931727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease : "failed to load" )); \ 932727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_TRACE3(( "\n" )); \ 933049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } while ( 0 ) 934049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 935727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease#define GET_NAME( id, field ) \ 936ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease do \ 937ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease { \ 938727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease error = tt_face_get_name( face, TT_NAME_ID_ ## id, field ); \ 939727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease if ( error ) \ 940727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease goto Exit; \ 9410a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project } while ( 0 ) 9420a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project 943049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 944049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_LOCAL_DEF( FT_Error ) 945049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project sfnt_load_face( FT_Stream stream, 946049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project TT_Face face, 947049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Int face_index, 948049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Int num_params, 949049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Parameter* params ) 950049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 9510a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project FT_Error error; 9520a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project#ifdef TT_CONFIG_OPTION_POSTSCRIPT_NAMES 9530a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project FT_Error psnames_error; 9540a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project#endif 955049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Bool has_outline; 956049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Bool is_apple_sbit; 957ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_Bool is_apple_sbix; 958727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_Bool ignore_preferred_family = FALSE; 959295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_Bool ignore_preferred_subfamily = FALSE; 960049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 961049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project SFNT_Service sfnt = (SFNT_Service)face->sfnt; 962049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 963049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UNUSED( face_index ); 964049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 965727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 966295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner /* Check parameters */ 967aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner 968295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner { 969295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_Int i; 970295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 971295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 972295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner for ( i = 0; i < num_params; i++ ) 973295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner { 974295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner if ( params[i].tag == FT_PARAM_TAG_IGNORE_PREFERRED_FAMILY ) 975295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner ignore_preferred_family = TRUE; 976295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner else if ( params[i].tag == FT_PARAM_TAG_IGNORE_PREFERRED_SUBFAMILY ) 977295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner ignore_preferred_subfamily = TRUE; 978295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner } 979295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner } 980049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 981049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Load tables */ 982049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 983049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* We now support two SFNT-based bitmapped font formats. They */ 984049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* are recognized easily as they do not include a `glyf' */ 985049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* table. */ 986049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 987049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* The first format comes from Apple, and uses a table named */ 988049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* `bhed' instead of `head' to store the font header (using */ 989049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* the same format). It also doesn't include horizontal and */ 990049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* vertical metrics tables (i.e. `hhea' and `vhea' tables are */ 991049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* missing). */ 992049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 993049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* The other format comes from Microsoft, and is used with */ 994049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* WinCE/PocketPC. It looks like a standard TTF, except that */ 995049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* it doesn't contain outlines. */ 996049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 997049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 998049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_TRACE2(( "sfnt_load_face: %08p\n\n", face )); 999049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1000049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* do we have outlines in there? */ 1001049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#ifdef FT_CONFIG_OPTION_INCREMENTAL 1002aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner has_outline = FT_BOOL( face->root.internal->incremental_interface != 0 || 1003aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner tt_face_lookup_table( face, TTAG_glyf ) != 0 || 1004aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner tt_face_lookup_table( face, TTAG_CFF ) != 0 ); 1005049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#else 1006aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner has_outline = FT_BOOL( tt_face_lookup_table( face, TTAG_glyf ) != 0 || 1007aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner tt_face_lookup_table( face, TTAG_CFF ) != 0 ); 1008049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#endif 1009049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1010049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project is_apple_sbit = 0; 1011ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease is_apple_sbix = !face->goto_table( face, TTAG_sbix, stream, 0 ); 1012ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 1013ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease /* Apple 'sbix' color bitmaps are rendered scaled and then the 'glyf' 1014ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease * outline rendered on top. We don't support that yet, so just ignore 1015ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease * the 'glyf' outline and advertise it as a bitmap-only font. */ 1016ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease if ( is_apple_sbix ) 1017ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease has_outline = FALSE; 1018ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 1019049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1020049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* if this font doesn't contain outlines, we try to load */ 1021049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* a `bhed' table */ 1022049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !has_outline && sfnt->load_bhed ) 1023049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1024049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project LOAD_( bhed ); 1025049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project is_apple_sbit = FT_BOOL( !error ); 1026049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1027049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1028049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* load the font header (`head' table) if this isn't an Apple */ 1029049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* sbit font file */ 1030ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease if ( !is_apple_sbit || is_apple_sbix ) 1031049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1032049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project LOAD_( head ); 1033049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( error ) 1034049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 1035049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1036049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1037049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( face->header.Units_Per_EM == 0 ) 1038049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1039727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease error = FT_THROW( Invalid_Table ); 1040049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1041049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 1042049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1043049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1044049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* the following tables are often not present in embedded TrueType */ 1045049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* fonts within PDF documents, so don't check for them. */ 1046049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project LOAD_( maxp ); 1047049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project LOAD_( cmap ); 1048049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1049049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* the following tables are optional in PCL fonts -- */ 1050049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* don't check for errors */ 1051049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project LOAD_( name ); 1052049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project LOAD_( post ); 10530a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project 10540a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project#ifdef TT_CONFIG_OPTION_POSTSCRIPT_NAMES 1055049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project psnames_error = error; 10560a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project#endif 1057049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1058049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* do not load the metrics headers and tables if this is an Apple */ 1059049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* sbit font file */ 1060049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !is_apple_sbit ) 1061049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1062049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* load the `hhea' and `hmtx' tables */ 1063049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project LOADM_( hhea, 0 ); 1064049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !error ) 1065049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1066049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project LOADM_( hmtx, 0 ); 1067727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease if ( FT_ERR_EQ( error, Table_Missing ) ) 1068049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1069727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease error = FT_THROW( Hmtx_Table_Missing ); 1070049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1071049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#ifdef FT_CONFIG_OPTION_INCREMENTAL 1072049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* If this is an incrementally loaded font and there are */ 1073049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* overriding metrics, tolerate a missing `hmtx' table. */ 1074049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( face->root.internal->incremental_interface && 1075049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->root.internal->incremental_interface->funcs-> 1076049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project get_glyph_metrics ) 1077049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1078049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->horizontal.number_Of_HMetrics = 0; 1079727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease error = FT_Err_Ok; 1080049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1081049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#endif 1082049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1083049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1084727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease else if ( FT_ERR_EQ( error, Table_Missing ) ) 1085049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1086049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* No `hhea' table necessary for SFNT Mac fonts. */ 1087049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( face->format_tag == TTAG_true ) 1088049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1089049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_TRACE2(( "This is an SFNT Mac font.\n" )); 1090aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner 1091049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project has_outline = 0; 1092727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease error = FT_Err_Ok; 1093049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1094049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 1095049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1096727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease error = FT_THROW( Horiz_Header_Missing ); 1097049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1098049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#ifdef FT_CONFIG_OPTION_INCREMENTAL 1099049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* If this is an incrementally loaded font and there are */ 1100049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* overriding metrics, tolerate a missing `hhea' table. */ 1101049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( face->root.internal->incremental_interface && 1102049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->root.internal->incremental_interface->funcs-> 1103049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project get_glyph_metrics ) 1104049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1105049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->horizontal.number_Of_HMetrics = 0; 1106727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease error = FT_Err_Ok; 1107049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1108049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#endif 1109049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1110049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1111049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1112049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1113049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( error ) 1114049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 1115049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1116049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* try to load the `vhea' and `vmtx' tables */ 1117049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project LOADM_( hhea, 1 ); 1118049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !error ) 1119049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1120049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project LOADM_( hmtx, 1 ); 1121049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !error ) 1122049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->vertical_info = 1; 1123049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1124049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1125727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease if ( error && FT_ERR_NEQ( error, Table_Missing ) ) 1126049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 1127049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1128049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project LOAD_( os2 ); 1129049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( error ) 1130049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 11317f08cbd7d6dcf19b8d8e4328e33032aee342e3b4David 'Digit' Turner /* we treat the table as missing if there are any errors */ 1132049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->os2.version = 0xFFFFU; 1133049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1134049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1135049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1136049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* the optional tables */ 1137049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 11380a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project /* embedded bitmap support */ 1139049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( sfnt->load_eblc ) 1140049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1141049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project LOAD_( eblc ); 1142049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( error ) 1143049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 11440a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project /* a font which contains neither bitmaps nor outlines is */ 11450a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project /* still valid (although rather useless in most cases); */ 11460a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project /* however, you can find such stripped fonts in PDFs */ 1147727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease if ( FT_ERR_EQ( error, Table_Missing ) ) 1148727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease error = FT_Err_Ok; 1149049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 1150049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 1151049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1152049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1153049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1154049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project LOAD_( pclt ); 1155049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( error ) 1156049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1157727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease if ( FT_ERR_NEQ( error, Table_Missing ) ) 1158049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 1159049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1160049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->pclt.Version = 0; 1161049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1162049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1163049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* consider the kerning and gasp tables as optional */ 1164049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project LOAD_( gasp ); 1165049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project LOAD_( kern ); 1166049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1167049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->root.num_glyphs = face->max_profile.numGlyphs; 1168049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1169049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Bit 8 of the `fsSelection' field in the `OS/2' table denotes */ 1170049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* a WWS-only font face. `WWS' stands for `weight', width', and */ 1171049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* `slope', a term used by Microsoft's Windows Presentation */ 11720a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project /* Foundation (WPF). This flag has been introduced in version */ 11730a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project /* 1.5 of the OpenType specification (May 2008). */ 1174049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1175295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner face->root.family_name = NULL; 1176295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner face->root.style_name = NULL; 1177049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( face->os2.version != 0xFFFFU && face->os2.fsSelection & 256 ) 1178049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1179295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner if ( !ignore_preferred_family ) 1180295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner GET_NAME( PREFERRED_FAMILY, &face->root.family_name ); 1181049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !face->root.family_name ) 11820a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project GET_NAME( FONT_FAMILY, &face->root.family_name ); 1183049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1184295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner if ( !ignore_preferred_subfamily ) 1185295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner GET_NAME( PREFERRED_SUBFAMILY, &face->root.style_name ); 1186049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !face->root.style_name ) 11870a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project GET_NAME( FONT_SUBFAMILY, &face->root.style_name ); 1188049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1189049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 1190049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 11910a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project GET_NAME( WWS_FAMILY, &face->root.family_name ); 1192295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner if ( !face->root.family_name && !ignore_preferred_family ) 11930a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project GET_NAME( PREFERRED_FAMILY, &face->root.family_name ); 1194049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !face->root.family_name ) 11950a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project GET_NAME( FONT_FAMILY, &face->root.family_name ); 1196049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 11970a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project GET_NAME( WWS_SUBFAMILY, &face->root.style_name ); 1198295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner if ( !face->root.style_name && !ignore_preferred_subfamily ) 11990a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project GET_NAME( PREFERRED_SUBFAMILY, &face->root.style_name ); 1200049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !face->root.style_name ) 12010a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project GET_NAME( FONT_SUBFAMILY, &face->root.style_name ); 1202049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1203049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1204049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* now set up root fields */ 1205049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1206295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_Face root = &face->root; 1207295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_Long flags = root->face_flags; 1208049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1209049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1210049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*********************************************************************/ 1211049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 1212049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Compute face flags. */ 1213049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 1214ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease if ( face->sbit_table_type == TT_SBIT_TABLE_TYPE_CBLC || 1215ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease face->sbit_table_type == TT_SBIT_TABLE_TYPE_SBIX ) 1216ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease flags |= FT_FACE_FLAG_COLOR; /* color glyphs */ 1217ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 1218049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( has_outline == TRUE ) 1219049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project flags |= FT_FACE_FLAG_SCALABLE; /* scalable outlines */ 1220049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1221049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* The sfnt driver only supports bitmap fonts natively, thus we */ 1222049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* don't set FT_FACE_FLAG_HINTER. */ 1223049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project flags |= FT_FACE_FLAG_SFNT | /* SFNT file format */ 1224049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FACE_FLAG_HORIZONTAL; /* horizontal data */ 1225049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1226049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#ifdef TT_CONFIG_OPTION_POSTSCRIPT_NAMES 1227727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease if ( !psnames_error && 1228049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->postscript.FormatType != 0x00030000L ) 1229049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project flags |= FT_FACE_FLAG_GLYPH_NAMES; 1230049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#endif 1231049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1232049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* fixed width font? */ 1233049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( face->postscript.isFixedPitch ) 1234049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project flags |= FT_FACE_FLAG_FIXED_WIDTH; 1235049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1236049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* vertical information? */ 1237049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( face->vertical_info ) 1238049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project flags |= FT_FACE_FLAG_VERTICAL; 1239049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1240049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* kerning available ? */ 1241049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( TT_FACE_HAS_KERNING( face ) ) 1242049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project flags |= FT_FACE_FLAG_KERNING; 1243049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1244049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT 1245049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Don't bother to load the tables unless somebody asks for them. */ 1246049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* No need to do work which will (probably) not be used. */ 1247049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( tt_face_lookup_table( face, TTAG_glyf ) != 0 && 1248049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project tt_face_lookup_table( face, TTAG_fvar ) != 0 && 1249049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project tt_face_lookup_table( face, TTAG_gvar ) != 0 ) 1250049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project flags |= FT_FACE_FLAG_MULTIPLE_MASTERS; 1251049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#endif 1252049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1253049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project root->face_flags = flags; 1254049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1255049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*********************************************************************/ 1256049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 1257049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Compute style flags. */ 1258049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 1259049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1260049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project flags = 0; 1261049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( has_outline == TRUE && face->os2.version != 0xFFFFU ) 1262049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 12630a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project /* We have an OS/2 table; use the `fsSelection' field. Bit 9 */ 12640a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project /* indicates an oblique font face. This flag has been */ 12650a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project /* introduced in version 1.5 of the OpenType specification. */ 1266049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1267049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( face->os2.fsSelection & 512 ) /* bit 9 */ 1268049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project flags |= FT_STYLE_FLAG_ITALIC; 1269049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else if ( face->os2.fsSelection & 1 ) /* bit 0 */ 1270049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project flags |= FT_STYLE_FLAG_ITALIC; 1271049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1272049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( face->os2.fsSelection & 32 ) /* bit 5 */ 1273049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project flags |= FT_STYLE_FLAG_BOLD; 1274049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1275049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 1276049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1277049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* this is an old Mac font, use the header field */ 12780a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project 1279049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( face->header.Mac_Style & 1 ) 1280049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project flags |= FT_STYLE_FLAG_BOLD; 1281049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1282049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( face->header.Mac_Style & 2 ) 1283049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project flags |= FT_STYLE_FLAG_ITALIC; 1284049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1285049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1286049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project root->style_flags = flags; 1287049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1288049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*********************************************************************/ 1289049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 1290049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Polish the charmaps. */ 1291049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 1292049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Try to set the charmap encoding according to the platform & */ 1293049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* encoding ID of each charmap. */ 1294049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 1295049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1296049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project tt_face_build_cmaps( face ); /* ignore errors */ 1297049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1298049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1299049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* set the encoding fields */ 1300049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1301049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Int m; 1302049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1303049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1304049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project for ( m = 0; m < root->num_charmaps; m++ ) 1305049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1306049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_CharMap charmap = root->charmaps[m]; 1307049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1308049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1309049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project charmap->encoding = sfnt_find_encoding( charmap->platform_id, 1310049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project charmap->encoding_id ); 1311049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1312049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#if 0 1313049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( root->charmap == NULL && 1314049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project charmap->encoding == FT_ENCODING_UNICODE ) 1315049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1316049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* set 'root->charmap' to the first Unicode encoding we find */ 1317049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project root->charmap = charmap; 1318049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1319049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#endif 1320049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1321049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1322049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 13230a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project#ifdef TT_CONFIG_OPTION_EMBEDDED_BITMAPS 13240a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project 13250a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project /* 13260a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project * Now allocate the root array of FT_Bitmap_Size records and 13270a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project * populate them. Unfortunately, it isn't possible to indicate bit 13280a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project * depths in the FT_Bitmap_Size record. This is a design error. 13290a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project */ 13300a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project { 13310a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project FT_UInt i, count; 13320a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project 13330a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project 13340a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project count = face->sbit_num_strikes; 13350a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project 13360a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project if ( count > 0 ) 13370a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project { 13380a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project FT_Memory memory = face->root.stream->memory; 13390a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project FT_UShort em_size = face->header.Units_Per_EM; 13400a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project FT_Short avgwidth = face->os2.xAvgCharWidth; 13410a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project FT_Size_Metrics metrics; 13420a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project 13430a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project 13440a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project if ( em_size == 0 || face->os2.version == 0xFFFFU ) 13450a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project { 1346ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease avgwidth = 1; 13470a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project em_size = 1; 13480a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project } 13490a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project 13500a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project if ( FT_NEW_ARRAY( root->available_sizes, count ) ) 13510a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project goto Exit; 13520a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project 13530a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project for ( i = 0; i < count; i++ ) 13540a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project { 13550a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project FT_Bitmap_Size* bsize = root->available_sizes + i; 13560a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project 13570a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project 13580a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project error = sfnt->load_strike_metrics( face, i, &metrics ); 13590a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project if ( error ) 13600a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project goto Exit; 13610a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project 13620a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project bsize->height = (FT_Short)( metrics.height >> 6 ); 13630a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project bsize->width = (FT_Short)( 13640a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project ( avgwidth * metrics.x_ppem + em_size / 2 ) / em_size ); 13650a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project 13660a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project bsize->x_ppem = metrics.x_ppem << 6; 13670a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project bsize->y_ppem = metrics.y_ppem << 6; 13680a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project 13690a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project /* assume 72dpi */ 13700a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project bsize->size = metrics.y_ppem << 6; 13710a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project } 13720a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project 13730a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project root->face_flags |= FT_FACE_FLAG_FIXED_SIZES; 13740a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project root->num_fixed_sizes = (FT_Int)count; 13750a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project } 13760a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project } 13770a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project 13780a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project#endif /* TT_CONFIG_OPTION_EMBEDDED_BITMAPS */ 13790a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project 13800a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project /* a font with no bitmaps and no outlines is scalable; */ 13810a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project /* it has only empty glyphs then */ 13820a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project if ( !FT_HAS_FIXED_SIZES( root ) && !FT_IS_SCALABLE( root ) ) 13830a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project root->face_flags |= FT_FACE_FLAG_SCALABLE; 13840a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project 1385049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1386049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*********************************************************************/ 1387049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 1388049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Set up metrics. */ 1389049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 13900a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project if ( FT_IS_SCALABLE( root ) ) 1391049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1392049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* XXX What about if outline header is missing */ 1393049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* (e.g. sfnt wrapped bitmap)? */ 1394049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project root->bbox.xMin = face->header.xMin; 1395049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project root->bbox.yMin = face->header.yMin; 1396049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project root->bbox.xMax = face->header.xMax; 1397049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project root->bbox.yMax = face->header.yMax; 1398049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project root->units_per_EM = face->header.Units_Per_EM; 1399049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1400049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1401049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* XXX: Computing the ascender/descender/height is very different */ 1402049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* from what the specification tells you. Apparently, we */ 1403049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* must be careful because */ 1404049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 1405049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* - not all fonts have an OS/2 table; in this case, we take */ 1406049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* the values in the horizontal header. However, these */ 1407049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* values very often are not reliable. */ 1408049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 1409049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* - otherwise, the correct typographic values are in the */ 1410049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* sTypoAscender, sTypoDescender & sTypoLineGap fields. */ 1411049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 1412049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* However, certain fonts have these fields set to 0. */ 1413049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Rather, they have usWinAscent & usWinDescent correctly */ 1414049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* set (but with different values). */ 1415049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 1416049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* As an example, Arial Narrow is implemented through four */ 1417049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* files ARIALN.TTF, ARIALNI.TTF, ARIALNB.TTF & ARIALNBI.TTF */ 1418049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 1419049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Strangely, all fonts have the same values in their */ 1420049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* sTypoXXX fields, except ARIALNB which sets them to 0. */ 1421049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 1422049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* On the other hand, they all have different */ 1423049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* usWinAscent/Descent values -- as a conclusion, the OS/2 */ 1424049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* table cannot be used to compute the text height reliably! */ 1425049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 1426049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1427aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner /* The ascender and descender are taken from the `hhea' table. */ 1428aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner /* If zero, they are taken from the `OS/2' table. */ 1429049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1430049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project root->ascender = face->horizontal.Ascender; 1431049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project root->descender = face->horizontal.Descender; 1432049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1433aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner root->height = (FT_Short)( root->ascender - root->descender + 1434aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner face->horizontal.Line_Gap ); 1435049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1436aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner if ( !( root->ascender || root->descender ) ) 1437049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1438aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner if ( face->os2.version != 0xFFFFU ) 1439aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner { 1440aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner if ( face->os2.sTypoAscender || face->os2.sTypoDescender ) 1441aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner { 1442aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner root->ascender = face->os2.sTypoAscender; 1443aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner root->descender = face->os2.sTypoDescender; 1444049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1445aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner root->height = (FT_Short)( root->ascender - root->descender + 1446aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner face->os2.sTypoLineGap ); 1447aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner } 1448aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner else 1449aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner { 1450aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner root->ascender = (FT_Short)face->os2.usWinAscent; 1451aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner root->descender = -(FT_Short)face->os2.usWinDescent; 1452049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1453aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner root->height = (FT_UShort)( root->ascender - root->descender ); 1454aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner } 1455aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner } 1456049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1457049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 14580a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project root->max_advance_width = face->horizontal.advance_Width_Max; 14590a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project root->max_advance_height = (FT_Short)( face->vertical_info 14600a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project ? face->vertical.advance_Height_Max 14610a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project : root->height ); 1462049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 14630a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project /* See http://www.microsoft.com/OpenType/OTSpec/post.htm -- */ 14640a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project /* Adjust underline position from top edge to centre of */ 14650a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project /* stroke to convert TrueType meaning to FreeType meaning. */ 14660a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project root->underline_position = face->postscript.underlinePosition - 14670a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project face->postscript.underlineThickness / 2; 1468049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project root->underline_thickness = face->postscript.underlineThickness; 1469049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1470049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1471049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1472049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1473049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Exit: 1474049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_TRACE2(( "sfnt_load_face: done\n" )); 1475049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1476049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 1477049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1478049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1479049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1480049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#undef LOAD_ 1481049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#undef LOADM_ 14820a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project#undef GET_NAME 1483049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1484049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1485049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_LOCAL_DEF( void ) 1486049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project sfnt_done_face( TT_Face face ) 1487049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 14880a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project FT_Memory memory; 14890a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project SFNT_Service sfnt; 14900a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project 14910a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project 14920a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project if ( !face ) 14930a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project return; 1494049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 14950a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project memory = face->root.memory; 14960a9d06e2b5cf75c3d6ba958026bfdf4745f576d6The Android Open Source Project sfnt = (SFNT_Service)face->sfnt; 1497049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1498049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( sfnt ) 1499049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1500049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* destroy the postscript names table if it is loaded */ 1501049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( sfnt->free_psnames ) 1502049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project sfnt->free_psnames( face ); 1503049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1504049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* destroy the embedded bitmaps table if it is loaded */ 1505049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( sfnt->free_eblc ) 1506049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project sfnt->free_eblc( face ); 1507049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1508049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1509049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#ifdef TT_CONFIG_OPTION_BDF 1510049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* freeing the embedded BDF properties */ 1511049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project tt_face_free_bdf_props( face ); 1512049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#endif 1513049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1514049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* freeing the kerning table */ 1515049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project tt_face_done_kern( face ); 1516049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1517049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* freeing the collection table */ 1518049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( face->ttc_header.offsets ); 1519049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->ttc_header.count = 0; 1520049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1521049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* freeing table directory */ 1522049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( face->dir_tables ); 1523049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->num_tables = 0; 1524049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1525049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1526049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Stream stream = FT_FACE_STREAM( face ); 1527049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1528049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1529049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* simply release the 'cmap' table frame */ 1530049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FRAME_RELEASE( face->cmap_table ); 1531049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->cmap_size = 0; 1532049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1533049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1534049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* freeing the horizontal metrics */ 1535049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1536049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Stream stream = FT_FACE_STREAM( face ); 1537049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1538049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1539049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FRAME_RELEASE( face->horz_metrics ); 1540049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FRAME_RELEASE( face->vert_metrics ); 1541049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->horz_metrics_size = 0; 1542049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->vert_metrics_size = 0; 1543049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1544049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1545049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* freeing the vertical ones, if any */ 1546049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( face->vertical_info ) 1547049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1548049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( face->vertical.long_metrics ); 1549049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( face->vertical.short_metrics ); 1550049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->vertical_info = 0; 1551049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1552049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1553049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* freeing the gasp table */ 1554049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( face->gasp.gaspRanges ); 1555049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->gasp.numRanges = 0; 1556049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1557049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* freeing the name table */ 1558049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( sfnt ) 1559049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project sfnt->free_name( face ); 1560049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1561049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* freeing family and style name */ 1562049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( face->root.family_name ); 1563049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( face->root.style_name ); 1564049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1565049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* freeing sbit size table */ 1566049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( face->root.available_sizes ); 1567049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->root.num_fixed_sizes = 0; 1568049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1569049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( face->postscript_name ); 1570049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1571049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->sfnt = 0; 1572049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1573049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1574049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1575049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project/* END */ 1576