1049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project/***************************************************************************/ 2049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project/* */ 3049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project/* ftobjs.c */ 4049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project/* */ 5049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project/* The FreeType private base classes (body). */ 6049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project/* */ 79c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod/* Copyright 1996-2014 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 FT_LIST_H 21049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#include FT_OUTLINE_H 22049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#include FT_INTERNAL_VALIDATE_H 23049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#include FT_INTERNAL_OBJECTS_H 24049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#include FT_INTERNAL_DEBUG_H 25049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#include FT_INTERNAL_RFORK_H 26049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#include FT_INTERNAL_STREAM_H 27049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#include FT_INTERNAL_SFNT_H /* for SFNT_Load_Table_Func */ 28049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#include FT_TRUETYPE_TABLES_H 2977f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner#include FT_TRUETYPE_TAGS_H 30049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#include FT_TRUETYPE_IDS_H 31049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 32727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease#include FT_SERVICE_PROPERTIES_H 33049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#include FT_SERVICE_SFNT_H 34049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#include FT_SERVICE_POSTSCRIPT_NAME_H 35049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#include FT_SERVICE_GLYPH_DICT_H 36049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#include FT_SERVICE_TT_CMAP_H 37049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#include FT_SERVICE_KERNING_H 38049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#include FT_SERVICE_TRUETYPE_ENGINE_H 39049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 40295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#ifdef FT_CONFIG_OPTION_MAC_FONTS 4177f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner#include "ftbase.h" 42295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#endif 43049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 44727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 45727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease#ifdef FT_DEBUG_LEVEL_TRACE 46727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 47727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease#include FT_BITMAP_H 48727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 49727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease#if defined( _MSC_VER ) /* Visual C++ (and Intel C++) */ 50727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease /* We disable the warning `conversion from XXX to YYY, */ 51727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease /* possible loss of data' in order to compile cleanly with */ 52727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease /* the maximum level of warnings: `md5.c' is non-FreeType */ 53727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease /* code, and it gets used during development builds only. */ 54727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease#pragma warning( push ) 55727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease#pragma warning( disable : 4244 ) 56727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease#endif /* _MSC_VER */ 57727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 58727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease /* it's easiest to include `md5.c' directly */ 59727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease#include "md5.c" 60727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 61727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease#if defined( _MSC_VER ) 62727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease#pragma warning( pop ) 63727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease#endif 64727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 65727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease#endif /* FT_DEBUG_LEVEL_TRACE */ 66727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 67727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 68049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#define GRID_FIT_METRICS 69049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 7077f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner 71049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_BASE_DEF( FT_Pointer ) 72049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ft_service_list_lookup( FT_ServiceDesc service_descriptors, 73049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project const char* service_id ) 74049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 75049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Pointer result = NULL; 76049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ServiceDesc desc = service_descriptors; 77049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 78049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 79049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( desc && service_id ) 80049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 81049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project for ( ; desc->serv_id != NULL; desc++ ) 82049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 83049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( ft_strcmp( desc->serv_id, service_id ) == 0 ) 84049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 85049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project result = (FT_Pointer)desc->serv_data; 86049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project break; 87049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 88049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 89049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 90049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 91049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return result; 92049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 93049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 94049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 95049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_BASE_DEF( void ) 96049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ft_validator_init( FT_Validator valid, 97049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project const FT_Byte* base, 98049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project const FT_Byte* limit, 99049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ValidationLevel level ) 100049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 101049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project valid->base = base; 102049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project valid->limit = limit; 103049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project valid->level = level; 104049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project valid->error = FT_Err_Ok; 105049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 106049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 107049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 108049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_BASE_DEF( FT_Int ) 109049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ft_validator_run( FT_Validator valid ) 110049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 111049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* This function doesn't work! None should call it. */ 112049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UNUSED( valid ); 113049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 114049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return -1; 115049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 116049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 117049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 118049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_BASE_DEF( void ) 119049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ft_validator_error( FT_Validator valid, 120049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Error error ) 121049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 122049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* since the cast below also disables the compiler's */ 123049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* type check, we introduce a dummy variable, which */ 124049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* will be optimized away */ 125049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project volatile ft_jmp_buf* jump_buffer = &valid->jump_buffer; 126049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 127049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 128049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project valid->error = error; 129049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 130049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* throw away volatileness; use `jump_buffer' or the */ 131049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* compiler may warn about an unused local variable */ 132049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ft_longjmp( *(ft_jmp_buf*) jump_buffer, 1 ); 133049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 134049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 135049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 136049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*************************************************************************/ 137049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*************************************************************************/ 138049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*************************************************************************/ 139049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /**** ****/ 140049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /**** ****/ 141049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /**** S T R E A M ****/ 142049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /**** ****/ 143049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /**** ****/ 144049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*************************************************************************/ 145049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*************************************************************************/ 146049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*************************************************************************/ 147049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 148049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 149049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* create a new input stream from an FT_Open_Args structure */ 150049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 151049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_BASE_DEF( FT_Error ) 152049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Stream_New( FT_Library library, 153049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project const FT_Open_Args* args, 154049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Stream *astream ) 155049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 156049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Error error; 157049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Memory memory; 158aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner FT_Stream stream = NULL; 159049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 160049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 16177f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner *astream = 0; 16277f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner 163049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !library ) 164727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Library_Handle ); 165049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 166049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !args ) 167727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Argument ); 168049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 169aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich memory = library->memory; 170049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 171049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_NEW( stream ) ) 172049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 173049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 174049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project stream->memory = memory; 175049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 176049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( args->flags & FT_OPEN_MEMORY ) 177049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 178049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* create a memory-based stream */ 179049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Stream_OpenMemory( stream, 180049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project (const FT_Byte*)args->memory_base, 181049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project args->memory_size ); 182049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 183aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner 184aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner#ifndef FT_CONFIG_OPTION_DISABLE_STREAM_SUPPORT 185aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner 186049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else if ( args->flags & FT_OPEN_PATHNAME ) 187049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 188049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* create a normal system stream */ 189049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = FT_Stream_Open( stream, args->pathname ); 190049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project stream->pathname.pointer = args->pathname; 191049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 192049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else if ( ( args->flags & FT_OPEN_STREAM ) && args->stream ) 193049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 194049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* use an existing, user-provided stream */ 195049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 196049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* in this case, we do not need to allocate a new stream object */ 197049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* since the caller is responsible for closing it himself */ 198049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( stream ); 199049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project stream = args->stream; 200049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 201aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner 202aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner#endif 203aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner 204049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 205727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease error = FT_THROW( Invalid_Argument ); 206049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 207049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( error ) 208049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( stream ); 209049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 210049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project stream->memory = memory; /* just to be certain */ 211049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 212049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *astream = stream; 213049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 214049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Exit: 215049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 216049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 217049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 218049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 219049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_BASE_DEF( void ) 220049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Stream_Free( FT_Stream stream, 221049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Int external ) 222049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 223049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( stream ) 224049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 225049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Memory memory = stream->memory; 226049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 227049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 228049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Stream_Close( stream ); 229049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 230049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !external ) 231049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( stream ); 232049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 233049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 234049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 235049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 23677f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner /*************************************************************************/ 23777f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner /* */ 23877f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner /* The macro FT_COMPONENT is used in trace mode. It is an implicit */ 23977f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */ 24077f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner /* messages during execution. */ 24177f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner /* */ 242049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#undef FT_COMPONENT 243049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#define FT_COMPONENT trace_objs 244049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 245049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 246049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*************************************************************************/ 247049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*************************************************************************/ 248049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*************************************************************************/ 249049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /**** ****/ 250049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /**** ****/ 251049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /**** FACE, SIZE & GLYPH SLOT OBJECTS ****/ 252049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /**** ****/ 253049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /**** ****/ 254049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*************************************************************************/ 255049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*************************************************************************/ 256049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*************************************************************************/ 257049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 258049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 259049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static FT_Error 260049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ft_glyphslot_init( FT_GlyphSlot slot ) 261049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 262aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_Driver driver = slot->face->driver; 263aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_Driver_Class clazz = driver->clazz; 264aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_Memory memory = driver->root.memory; 265aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_Error error = FT_Err_Ok; 266aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_Slot_Internal internal = NULL; 267049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 268049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 269049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project slot->library = driver->root.library; 270049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 271049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_NEW( internal ) ) 272049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 273049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 274049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project slot->internal = internal; 275049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 276049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_DRIVER_USES_OUTLINES( driver ) ) 277049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = FT_GlyphLoader_New( memory, &internal->loader ); 278049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 279049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !error && clazz->init_slot ) 280049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = clazz->init_slot( slot ); 281049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 282049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Exit: 283049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 284049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 285049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 286049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 287049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_BASE_DEF( void ) 288049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ft_glyphslot_free_bitmap( FT_GlyphSlot slot ) 289049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 29077f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner if ( slot->internal && ( slot->internal->flags & FT_GLYPH_OWN_BITMAP ) ) 291049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 292049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Memory memory = FT_FACE_MEMORY( slot->face ); 293049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 294049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 295049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( slot->bitmap.buffer ); 296049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project slot->internal->flags &= ~FT_GLYPH_OWN_BITMAP; 297049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 298049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 299049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 300049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* assume that the bitmap buffer was stolen or not */ 301049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* allocated from the heap */ 302049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project slot->bitmap.buffer = NULL; 303049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 304049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 305049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 306049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 307049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_BASE_DEF( void ) 308049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ft_glyphslot_set_bitmap( FT_GlyphSlot slot, 309049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Byte* buffer ) 310049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 311049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ft_glyphslot_free_bitmap( slot ); 312049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 313049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project slot->bitmap.buffer = buffer; 314049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 315049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ASSERT( (slot->internal->flags & FT_GLYPH_OWN_BITMAP) == 0 ); 316049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 317049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 318049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 319049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_BASE_DEF( FT_Error ) 320049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ft_glyphslot_alloc_bitmap( FT_GlyphSlot slot, 321049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ULong size ) 322049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 323049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Memory memory = FT_FACE_MEMORY( slot->face ); 324049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Error error; 325049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 326049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 327049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( slot->internal->flags & FT_GLYPH_OWN_BITMAP ) 328049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( slot->bitmap.buffer ); 329049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 330049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project slot->internal->flags |= FT_GLYPH_OWN_BITMAP; 331049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 332049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project (void)FT_ALLOC( slot->bitmap.buffer, size ); 333049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 334049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 335049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 336049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 337049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static void 338049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ft_glyphslot_clear( FT_GlyphSlot slot ) 339049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 340049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* free bitmap if needed */ 341049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ft_glyphslot_free_bitmap( slot ); 342049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 343049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* clear all public fields in the glyph slot */ 344049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ZERO( &slot->metrics ); 345049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ZERO( &slot->outline ); 346049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 347049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project slot->bitmap.width = 0; 348049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project slot->bitmap.rows = 0; 349049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project slot->bitmap.pitch = 0; 350049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project slot->bitmap.pixel_mode = 0; 351049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* `slot->bitmap.buffer' has been handled by ft_glyphslot_free_bitmap */ 352049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 353049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project slot->bitmap_left = 0; 354049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project slot->bitmap_top = 0; 355049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project slot->num_subglyphs = 0; 356049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project slot->subglyphs = 0; 357049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project slot->control_data = 0; 358049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project slot->control_len = 0; 359049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project slot->other = 0; 360049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project slot->format = FT_GLYPH_FORMAT_NONE; 361049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 362049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project slot->linearHoriAdvance = 0; 363049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project slot->linearVertAdvance = 0; 364049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project slot->lsb_delta = 0; 365049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project slot->rsb_delta = 0; 366049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 367049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 368049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 369049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static void 370049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ft_glyphslot_done( FT_GlyphSlot slot ) 371049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 372049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Driver driver = slot->face->driver; 373049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Driver_Class clazz = driver->clazz; 374049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Memory memory = driver->root.memory; 375049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 376049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 377049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( clazz->done_slot ) 378049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project clazz->done_slot( slot ); 379049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 380049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* free bitmap buffer if needed */ 381049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ft_glyphslot_free_bitmap( slot ); 382049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 383295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner /* slot->internal might be NULL in out-of-memory situations */ 384295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner if ( slot->internal ) 385295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner { 386aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich /* free glyph loader */ 387aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich if ( FT_DRIVER_USES_OUTLINES( driver ) ) 388aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich { 389aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_GlyphLoader_Done( slot->internal->loader ); 390aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich slot->internal->loader = 0; 391aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich } 392049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 393aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_FREE( slot->internal ); 394295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner } 395049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 396049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 397049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 398049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in ftobjs.h */ 399049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 400049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_BASE_DEF( FT_Error ) 401049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_New_GlyphSlot( FT_Face face, 402049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_GlyphSlot *aslot ) 403049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 404049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Error error; 405049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Driver driver; 406049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Driver_Class clazz; 407049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Memory memory; 408aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner FT_GlyphSlot slot = NULL; 409049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 410049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 411049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !face || !face->driver ) 412727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Argument ); 413049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 414049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project driver = face->driver; 415049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project clazz = driver->clazz; 416049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project memory = driver->root.memory; 417049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 418049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_TRACE4(( "FT_New_GlyphSlot: Creating new slot object\n" )); 419049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !FT_ALLOC( slot, clazz->slot_object_size ) ) 420049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 421049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project slot->face = face; 422049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 423049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = ft_glyphslot_init( slot ); 424049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( error ) 425049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 426049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ft_glyphslot_done( slot ); 427049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( slot ); 428049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 429049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 430049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 431049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project slot->next = face->glyph; 432049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->glyph = slot; 433049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 434049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( aslot ) 435049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *aslot = slot; 436049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 437049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else if ( aslot ) 438049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *aslot = 0; 439049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 440049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 441049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Exit: 442049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_TRACE4(( "FT_New_GlyphSlot: Return %d\n", error )); 443049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 444049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 445049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 446049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 447049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in ftobjs.h */ 448049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 449049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_BASE_DEF( void ) 450049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Done_GlyphSlot( FT_GlyphSlot slot ) 451049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 452049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( slot ) 453049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 454049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Driver driver = slot->face->driver; 455049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Memory memory = driver->root.memory; 456049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_GlyphSlot prev; 457049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_GlyphSlot cur; 458049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 459049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 460049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Remove slot from its parent face's list */ 461049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project prev = NULL; 462049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project cur = slot->face->glyph; 463049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 464049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project while ( cur ) 465049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 466049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( cur == slot ) 467049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 468049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !prev ) 469049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project slot->face->glyph = cur->next; 470049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 471049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project prev->next = cur->next; 472049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 47341371e1e39c8528eb0c4bc40683c736e6683e60cEric Vannier /* finalize client-specific data */ 47441371e1e39c8528eb0c4bc40683c736e6683e60cEric Vannier if ( slot->generic.finalizer ) 47541371e1e39c8528eb0c4bc40683c736e6683e60cEric Vannier slot->generic.finalizer( slot ); 47641371e1e39c8528eb0c4bc40683c736e6683e60cEric Vannier 477049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ft_glyphslot_done( slot ); 478049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( slot ); 479049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project break; 480049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 481049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project prev = cur; 482049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project cur = cur->next; 483049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 484049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 485049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 486049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 487049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 488049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in freetype.h */ 489049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 490049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( void ) 491049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Set_Transform( FT_Face face, 492049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Matrix* matrix, 493049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Vector* delta ) 494049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 495049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Face_Internal internal; 496049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 497049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 498049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !face ) 499049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return; 500049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 501049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project internal = face->internal; 502049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 503049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project internal->transform_flags = 0; 504049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 505049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !matrix ) 506049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 507049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project internal->transform_matrix.xx = 0x10000L; 508049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project internal->transform_matrix.xy = 0; 509049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project internal->transform_matrix.yx = 0; 510049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project internal->transform_matrix.yy = 0x10000L; 511049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project matrix = &internal->transform_matrix; 512049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 513049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 514049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project internal->transform_matrix = *matrix; 515049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 516049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* set transform_flags bit flag 0 if `matrix' isn't the identity */ 517049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( ( matrix->xy | matrix->yx ) || 518049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project matrix->xx != 0x10000L || 519049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project matrix->yy != 0x10000L ) 520049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project internal->transform_flags |= 1; 521049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 522049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !delta ) 523049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 524049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project internal->transform_delta.x = 0; 525049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project internal->transform_delta.y = 0; 526049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project delta = &internal->transform_delta; 527049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 528049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 529049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project internal->transform_delta = *delta; 530049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 531049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* set transform_flags bit flag 1 if `delta' isn't the null vector */ 532049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( delta->x | delta->y ) 533049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project internal->transform_flags |= 2; 534049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 535049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 536049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 537049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static FT_Renderer 538049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ft_lookup_glyph_renderer( FT_GlyphSlot slot ); 539049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 540049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 541049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#ifdef GRID_FIT_METRICS 542049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static void 543049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ft_glyphslot_grid_fit_metrics( FT_GlyphSlot slot, 544049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Bool vertical ) 545049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 546049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Glyph_Metrics* metrics = &slot->metrics; 547049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Pos right, bottom; 548049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 549049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 550049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( vertical ) 551049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 552049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->horiBearingX = FT_PIX_FLOOR( metrics->horiBearingX ); 553049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->horiBearingY = FT_PIX_CEIL ( metrics->horiBearingY ); 554049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 555049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project right = FT_PIX_CEIL( metrics->vertBearingX + metrics->width ); 556049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project bottom = FT_PIX_CEIL( metrics->vertBearingY + metrics->height ); 557049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 558049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->vertBearingX = FT_PIX_FLOOR( metrics->vertBearingX ); 559049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->vertBearingY = FT_PIX_FLOOR( metrics->vertBearingY ); 560049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 561049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->width = right - metrics->vertBearingX; 562049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->height = bottom - metrics->vertBearingY; 563049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 564049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 565049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 566049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->vertBearingX = FT_PIX_FLOOR( metrics->vertBearingX ); 567049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->vertBearingY = FT_PIX_FLOOR( metrics->vertBearingY ); 568049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 569049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project right = FT_PIX_CEIL ( metrics->horiBearingX + metrics->width ); 570049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project bottom = FT_PIX_FLOOR( metrics->horiBearingY - metrics->height ); 571049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 572049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->horiBearingX = FT_PIX_FLOOR( metrics->horiBearingX ); 573049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->horiBearingY = FT_PIX_CEIL ( metrics->horiBearingY ); 574049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 575049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->width = right - metrics->horiBearingX; 576049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->height = metrics->horiBearingY - bottom; 577049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 578049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 579049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->horiAdvance = FT_PIX_ROUND( metrics->horiAdvance ); 580049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->vertAdvance = FT_PIX_ROUND( metrics->vertAdvance ); 581049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 582049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#endif /* GRID_FIT_METRICS */ 583049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 584049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 585049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in freetype.h */ 586049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 587049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_Error ) 588049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Load_Glyph( FT_Face face, 589049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UInt glyph_index, 590049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Int32 load_flags ) 591049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 592049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Error error; 593049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Driver driver; 594049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_GlyphSlot slot; 595049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Library library; 59677f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner FT_Bool autohint = FALSE; 597049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Module hinter; 598aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner TT_Face ttface = (TT_Face)face; 599049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 600049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 601049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !face || !face->size || !face->glyph ) 602727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Face_Handle ); 603049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 604049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* The validity test for `glyph_index' is performed by the */ 605049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* font drivers. */ 606049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 607049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project slot = face->glyph; 608049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ft_glyphslot_clear( slot ); 609049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 610049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project driver = face->driver; 611049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project library = driver->root.library; 612049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project hinter = library->auto_hinter; 613049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 614049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* resolve load flags dependencies */ 615049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 616049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( load_flags & FT_LOAD_NO_RECURSE ) 617049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project load_flags |= FT_LOAD_NO_SCALE | 618049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_LOAD_IGNORE_TRANSFORM; 619049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 620049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( load_flags & FT_LOAD_NO_SCALE ) 621049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 622049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project load_flags |= FT_LOAD_NO_HINTING | 623049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_LOAD_NO_BITMAP; 624049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 625049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project load_flags &= ~FT_LOAD_RENDER; 626049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 627049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 628049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* 629049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project * Determine whether we need to auto-hint or not. 630049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project * The general rules are: 631049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project * 632295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner * - Do only auto-hinting if we have a hinter module, a scalable font 633295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner * format dealing with outlines, and no transforms except simple 634295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner * slants and/or rotations by integer multiples of 90 degrees. 635049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project * 636295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner * - Then, auto-hint if FT_LOAD_FORCE_AUTOHINT is set or if we don't 637295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner * have a native font hinter. 638049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project * 639aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner * - Otherwise, auto-hint for LIGHT hinting mode or if there isn't 640aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner * any hinting bytecode in the TrueType/OpenType font. 641049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project * 642295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner * - Exception: The font is `tricky' and requires the native hinter to 643295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner * load properly. 644049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project */ 645049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 646aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich if ( hinter && 647aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich !( load_flags & FT_LOAD_NO_HINTING ) && 648aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich !( load_flags & FT_LOAD_NO_AUTOHINT ) && 649aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_DRIVER_IS_SCALABLE( driver ) && 650aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_DRIVER_USES_OUTLINES( driver ) && 651aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich !FT_IS_TRICKY( face ) && 652bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly ( ( load_flags & FT_LOAD_IGNORE_TRANSFORM ) || 653bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly ( face->internal->transform_matrix.yx == 0 && 654295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner face->internal->transform_matrix.xx != 0 ) || 655295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner ( face->internal->transform_matrix.xx == 0 && 656295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner face->internal->transform_matrix.yx != 0 ) ) ) 65777f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner { 65877f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner if ( ( load_flags & FT_LOAD_FORCE_AUTOHINT ) || 65977f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner !FT_DRIVER_HAS_HINTER( driver ) ) 66077f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner autohint = TRUE; 661049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 662049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 663049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Render_Mode mode = FT_LOAD_TARGET_MODE( load_flags ); 664049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 665049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 666aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner /* the check for `num_locations' assures that we actually */ 667aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner /* test for instructions in a TTF and not in a CFF-based OTF */ 668ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease /* */ 669ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease /* since `maxSizeOfInstructions' might be unreliable, we */ 670ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease /* check the size of the `fpgm' and `prep' tables, too -- */ 671ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease /* the assumption is that there don't exist real TTFs where */ 672ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease /* both `fpgm' and `prep' tables are missing */ 673aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner if ( mode == FT_RENDER_MODE_LIGHT || 674aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner face->internal->ignore_unpatented_hinter || 675aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner ( FT_IS_SFNT( face ) && 676aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner ttface->num_locations && 677ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease ttface->max_profile.maxSizeOfInstructions == 0 && 678ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease ttface->font_program_size == 0 && 679ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease ttface->cvt_program_size == 0 ) ) 68077f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner autohint = TRUE; 681049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 682049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 683049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 684049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( autohint ) 685049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 686727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_AutoHinter_Interface hinting; 687049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 688049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 689049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* try to load embedded bitmaps first if available */ 690049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 691049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* XXX: This is really a temporary hack that should disappear */ 692049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* promptly with FreeType 2.1! */ 693049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 694049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_HAS_FIXED_SIZES( face ) && 695049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ( load_flags & FT_LOAD_NO_BITMAP ) == 0 ) 696049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 697049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = driver->clazz->load_glyph( slot, face->size, 698049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project glyph_index, 699049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project load_flags | FT_LOAD_SBITS_ONLY ); 700049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 701049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !error && slot->format == FT_GLYPH_FORMAT_BITMAP ) 702049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Load_Ok; 703049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 704049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 705049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 706049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Face_Internal internal = face->internal; 707049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Int transform_flags = internal->transform_flags; 708049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 709049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 710049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* since the auto-hinter calls FT_Load_Glyph by itself, */ 711049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* make sure that glyphs aren't transformed */ 712049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project internal->transform_flags = 0; 713049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 714049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* load auto-hinted outline */ 715727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease hinting = (FT_AutoHinter_Interface)hinter->clazz->module_interface; 716049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 717049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = hinting->load_glyph( (FT_AutoHinter)hinter, 718049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project slot, face->size, 719049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project glyph_index, load_flags ); 720049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 721049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project internal->transform_flags = transform_flags; 722049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 723049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 724049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 725049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 726049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = driver->clazz->load_glyph( slot, 727049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->size, 728049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project glyph_index, 729049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project load_flags ); 730049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( error ) 731049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 732049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 733049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( slot->format == FT_GLYPH_FORMAT_OUTLINE ) 734049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 735049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* check that the loaded outline is correct */ 736049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = FT_Outline_Check( &slot->outline ); 737049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( error ) 738049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 739049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 740049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#ifdef GRID_FIT_METRICS 741049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !( load_flags & FT_LOAD_NO_HINTING ) ) 742049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ft_glyphslot_grid_fit_metrics( slot, 743049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_BOOL( load_flags & FT_LOAD_VERTICAL_LAYOUT ) ); 744049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#endif 745049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 746049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 747049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 748049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Load_Ok: 749049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* compute the advance */ 750049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( load_flags & FT_LOAD_VERTICAL_LAYOUT ) 751049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 752049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project slot->advance.x = 0; 753049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project slot->advance.y = slot->metrics.vertAdvance; 754049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 755049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 756049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 757049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project slot->advance.x = slot->metrics.horiAdvance; 758049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project slot->advance.y = 0; 759049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 760049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 761049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* compute the linear advance in 16.16 pixels */ 762aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich if ( ( load_flags & FT_LOAD_LINEAR_DESIGN ) == 0 && 763aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich ( FT_IS_SCALABLE( face ) ) ) 764049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 765049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Size_Metrics* metrics = &face->size->metrics; 766049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 767049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 768049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* it's tricky! */ 769049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project slot->linearHoriAdvance = FT_MulDiv( slot->linearHoriAdvance, 770049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->x_scale, 64 ); 771049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 772049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project slot->linearVertAdvance = FT_MulDiv( slot->linearVertAdvance, 773049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->y_scale, 64 ); 774049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 775049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 776049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( ( load_flags & FT_LOAD_IGNORE_TRANSFORM ) == 0 ) 777049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 778049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Face_Internal internal = face->internal; 779049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 780049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 781049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* now, transform the glyph image if needed */ 782049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( internal->transform_flags ) 783049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 784049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* get renderer */ 785049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Renderer renderer = ft_lookup_glyph_renderer( slot ); 786049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 787049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 788049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( renderer ) 789049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = renderer->clazz->transform_glyph( 790049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project renderer, slot, 791049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project &internal->transform_matrix, 792049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project &internal->transform_delta ); 793295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner else if ( slot->format == FT_GLYPH_FORMAT_OUTLINE ) 794295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner { 795295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner /* apply `standard' transformation if no renderer is available */ 796bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly if ( internal->transform_flags & 1 ) 797295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_Outline_Transform( &slot->outline, 798295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner &internal->transform_matrix ); 799295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 800bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly if ( internal->transform_flags & 2 ) 801295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_Outline_Translate( &slot->outline, 802295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner internal->transform_delta.x, 803295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner internal->transform_delta.y ); 804295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner } 805295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 806049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* transform advance */ 807049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Vector_Transform( &slot->advance, &internal->transform_matrix ); 808049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 809049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 810049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 811295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_TRACE5(( " x advance: %d\n" , slot->advance.x )); 812295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_TRACE5(( " y advance: %d\n" , slot->advance.y )); 813295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 814295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_TRACE5(( " linear x advance: %d\n" , slot->linearHoriAdvance )); 815295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_TRACE5(( " linear y advance: %d\n" , slot->linearVertAdvance )); 816295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 817049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* do we need to render the image now? */ 818049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !error && 819049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project slot->format != FT_GLYPH_FORMAT_BITMAP && 820049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project slot->format != FT_GLYPH_FORMAT_COMPOSITE && 821049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project load_flags & FT_LOAD_RENDER ) 822049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 823049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Render_Mode mode = FT_LOAD_TARGET_MODE( load_flags ); 824049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 825049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 826049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( mode == FT_RENDER_MODE_NORMAL && 827049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project (load_flags & FT_LOAD_MONOCHROME ) ) 828049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project mode = FT_RENDER_MODE_MONO; 829049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 830049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = FT_Render_Glyph( slot, mode ); 831049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 832049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 833049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Exit: 834049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 835049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 836049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 837049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 838049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in freetype.h */ 839049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 840049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_Error ) 841049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Load_Char( FT_Face face, 842049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ULong char_code, 843049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Int32 load_flags ) 844049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 845049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UInt glyph_index; 846049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 847049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 848049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !face ) 849727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Face_Handle ); 850049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 851049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project glyph_index = (FT_UInt)char_code; 852049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( face->charmap ) 853049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project glyph_index = FT_Get_Char_Index( face, char_code ); 854049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 855049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return FT_Load_Glyph( face, glyph_index, load_flags ); 856049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 857049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 858049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 859049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* destructor for sizes list */ 860049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static void 861049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project destroy_size( FT_Memory memory, 862049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Size size, 863049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Driver driver ) 864049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 865049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* finalize client-specific data */ 866049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( size->generic.finalizer ) 867049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project size->generic.finalizer( size ); 868049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 869049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* finalize format-specific stuff */ 870049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( driver->clazz->done_size ) 871049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project driver->clazz->done_size( size ); 872049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 873049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( size->internal ); 874049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( size ); 875049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 876049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 877049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 878049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static void 879049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ft_cmap_done_internal( FT_CMap cmap ); 880049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 881049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 882049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static void 883049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project destroy_charmaps( FT_Face face, 884049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Memory memory ) 885049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 886049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Int n; 887049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 888049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 889049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !face ) 890049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return; 891049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 892049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project for ( n = 0; n < face->num_charmaps; n++ ) 893049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 894049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_CMap cmap = FT_CMAP( face->charmaps[n] ); 895049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 896049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 897049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ft_cmap_done_internal( cmap ); 898049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 899049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->charmaps[n] = NULL; 900049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 901049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 902049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( face->charmaps ); 903049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->num_charmaps = 0; 904049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 905049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 906049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 907049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* destructor for faces list */ 908049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static void 909049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project destroy_face( FT_Memory memory, 910049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Face face, 911049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Driver driver ) 912049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 913049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Driver_Class clazz = driver->clazz; 914049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 915049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 916049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* discard auto-hinting data */ 917049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( face->autohint.finalizer ) 918049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->autohint.finalizer( face->autohint.data ); 919049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 920049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Discard glyph slots for this face. */ 921049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Beware! FT_Done_GlyphSlot() changes the field `face->glyph' */ 922049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project while ( face->glyph ) 923049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Done_GlyphSlot( face->glyph ); 924049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 925049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* discard all sizes for this face */ 926049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_List_Finalize( &face->sizes_list, 927049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project (FT_List_Destructor)destroy_size, 928049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project memory, 929049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project driver ); 930049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->size = 0; 931049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 932049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* now discard client data */ 933049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( face->generic.finalizer ) 934049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->generic.finalizer( face ); 935049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 936049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* discard charmaps */ 937049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project destroy_charmaps( face, memory ); 938049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 939049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* finalize format-specific stuff */ 940049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( clazz->done_face ) 941049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project clazz->done_face( face ); 942049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 943049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* close the stream for this face if needed */ 944049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Stream_Free( 945049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->stream, 946049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ( face->face_flags & FT_FACE_FLAG_EXTERNAL_STREAM ) != 0 ); 947049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 948049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->stream = 0; 949049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 950049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* get rid of it */ 951049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( face->internal ) 952049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 953049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( face->internal ); 954049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 955049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( face ); 956049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 957049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 958049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 959049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static void 960049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Destroy_Driver( FT_Driver driver ) 961049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 962049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_List_Finalize( &driver->faces_list, 963049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project (FT_List_Destructor)destroy_face, 964049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project driver->root.memory, 965049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project driver ); 966049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 967049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* check whether we need to drop the driver's glyph loader */ 968049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_DRIVER_USES_OUTLINES( driver ) ) 969049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_GlyphLoader_Done( driver->glyph_loader ); 970049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 971049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 972049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 973049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*************************************************************************/ 974049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 975049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* <Function> */ 976049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* find_unicode_charmap */ 977049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 978049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* <Description> */ 979049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* This function finds a Unicode charmap, if there is one. */ 980049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* And if there is more than one, it tries to favour the more */ 981049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* extensive one, i.e., one that supports UCS-4 against those which */ 982049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* are limited to the BMP (said UCS-2 encoding.) */ 983049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 984049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* This function is called from open_face() (just below), and also */ 985049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* from FT_Select_Charmap( ..., FT_ENCODING_UNICODE ). */ 986049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 987049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static FT_Error 988049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project find_unicode_charmap( FT_Face face ) 989049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 990049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_CharMap* first; 991049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_CharMap* cur; 992049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 993049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 994049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* caller should have already checked that `face' is valid */ 995049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ASSERT( face ); 996049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 997049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project first = face->charmaps; 998049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 999049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !first ) 1000727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_CharMap_Handle ); 1001049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1002049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* 1003049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project * The original TrueType specification(s) only specified charmap 1004049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project * formats that are capable of mapping 8 or 16 bit character codes to 1005049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project * glyph indices. 1006049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project * 1007049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project * However, recent updates to the Apple and OpenType specifications 1008049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project * introduced new formats that are capable of mapping 32-bit character 1009049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project * codes as well. And these are already used on some fonts, mainly to 1010049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project * map non-BMP Asian ideographs as defined in Unicode. 1011049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project * 1012049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project * For compatibility purposes, these fonts generally come with 1013049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project * *several* Unicode charmaps: 1014049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project * 1015049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project * - One of them in the "old" 16-bit format, that cannot access 1016049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project * all glyphs in the font. 1017049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project * 1018049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project * - Another one in the "new" 32-bit format, that can access all 1019049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project * the glyphs. 1020049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project * 1021049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project * This function has been written to always favor a 32-bit charmap 1022049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project * when found. Otherwise, a 16-bit one is returned when found. 1023049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project */ 1024049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1025049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Since the `interesting' table, with IDs (3,10), is normally the */ 1026049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* last one, we loop backwards. This loses with type1 fonts with */ 1027049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* non-BMP characters (<.0001%), this wins with .ttf with non-BMP */ 1028049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* chars (.01% ?), and this is the same about 99.99% of the time! */ 1029049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1030049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project cur = first + face->num_charmaps; /* points after the last one */ 1031049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1032049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project for ( ; --cur >= first; ) 1033049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1034049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( cur[0]->encoding == FT_ENCODING_UNICODE ) 1035049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1036049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* XXX If some new encodings to represent UCS-4 are added, */ 1037049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* they should be added here. */ 1038049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( ( cur[0]->platform_id == TT_PLATFORM_MICROSOFT && 1039049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project cur[0]->encoding_id == TT_MS_ID_UCS_4 ) || 1040049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ( cur[0]->platform_id == TT_PLATFORM_APPLE_UNICODE && 1041049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project cur[0]->encoding_id == TT_APPLE_ID_UNICODE_32 ) ) 1042049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1043aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich#ifdef FT_MAX_CHARMAP_CACHEABLE 1044aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich if ( cur - first > FT_MAX_CHARMAP_CACHEABLE ) 1045aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich { 1046aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_ERROR(( "find_unicode_charmap: UCS-4 cmap is found " 1047aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich "at too late position (%d)\n", cur - first )); 1048aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich continue; 1049aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich } 1050aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich#endif 1051049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->charmap = cur[0]; 1052049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return FT_Err_Ok; 1053049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1054049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1055049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1056049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1057049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* We do not have any UCS-4 charmap. */ 1058049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Do the loop again and search for UCS-2 charmaps. */ 1059049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project cur = first + face->num_charmaps; 1060049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1061049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project for ( ; --cur >= first; ) 1062049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1063049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( cur[0]->encoding == FT_ENCODING_UNICODE ) 1064049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1065aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich#ifdef FT_MAX_CHARMAP_CACHEABLE 1066aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich if ( cur - first > FT_MAX_CHARMAP_CACHEABLE ) 1067aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich { 1068aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_ERROR(( "find_unicode_charmap: UCS-2 cmap is found " 1069aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich "at too late position (%d)\n", cur - first )); 1070aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich continue; 1071aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich } 1072aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich#endif 1073049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->charmap = cur[0]; 1074049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return FT_Err_Ok; 1075049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1076049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1077049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1078727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_CharMap_Handle ); 1079049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1080049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1081049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1082049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*************************************************************************/ 1083049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 1084049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* <Function> */ 1085049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* find_variant_selector_charmap */ 1086049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 1087049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* <Description> */ 1088049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* This function finds the variant selector charmap, if there is one. */ 1089049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* There can only be one (platform=0, specific=5, format=14). */ 1090049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 1091049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static FT_CharMap 1092049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project find_variant_selector_charmap( FT_Face face ) 1093049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1094049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_CharMap* first; 1095049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_CharMap* end; 1096049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_CharMap* cur; 1097049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1098049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1099049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* caller should have already checked that `face' is valid */ 1100049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ASSERT( face ); 1101049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1102049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project first = face->charmaps; 1103049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1104049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !first ) 1105049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return NULL; 1106049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1107049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project end = first + face->num_charmaps; /* points after the last one */ 1108049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1109049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project for ( cur = first; cur < end; ++cur ) 1110049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1111049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( cur[0]->platform_id == TT_PLATFORM_APPLE_UNICODE && 1112049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project cur[0]->encoding_id == TT_APPLE_ID_VARIANT_SELECTOR && 1113049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Get_CMap_Format( cur[0] ) == 14 ) 11147f08cbd7d6dcf19b8d8e4328e33032aee342e3b4David 'Digit' Turner { 1115aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich#ifdef FT_MAX_CHARMAP_CACHEABLE 1116aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich if ( cur - first > FT_MAX_CHARMAP_CACHEABLE ) 1117aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich { 1118aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_ERROR(( "find_unicode_charmap: UVS cmap is found " 1119aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich "at too late position (%d)\n", cur - first )); 1120aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich continue; 1121aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich } 1122aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich#endif 1123049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return cur[0]; 11247f08cbd7d6dcf19b8d8e4328e33032aee342e3b4David 'Digit' Turner } 1125049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1126049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1127049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return NULL; 1128049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1129049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1130049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1131049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*************************************************************************/ 1132049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 1133049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* <Function> */ 1134049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* open_face */ 1135049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 1136049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* <Description> */ 1137049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* This function does some work for FT_Open_Face(). */ 1138049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 1139049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static FT_Error 1140049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project open_face( FT_Driver driver, 1141ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_Stream *astream, 1142ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_Bool external_stream, 1143049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Long face_index, 1144049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Int num_params, 1145049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Parameter* params, 1146049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Face *aface ) 1147049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1148049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Memory memory; 1149049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Driver_Class clazz; 1150ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_Face face = NULL; 1151049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Face_Internal internal = NULL; 1152049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1153ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_Error error, error2; 1154ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 1155049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1156049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project clazz = driver->clazz; 1157049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project memory = driver->root.memory; 1158049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1159049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* allocate the face object and perform basic initialization */ 1160049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_ALLOC( face, clazz->face_object_size ) ) 1161049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Fail; 1162049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1163ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease face->driver = driver; 1164ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease face->memory = memory; 1165ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease face->stream = *astream; 1166ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 1167ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease /* set the FT_FACE_FLAG_EXTERNAL_STREAM bit for FT_Done_Face */ 1168ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease if ( external_stream ) 1169ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease face->face_flags |= FT_FACE_FLAG_EXTERNAL_STREAM; 1170ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 1171049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_NEW( internal ) ) 1172049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Fail; 1173049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1174049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->internal = internal; 1175049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1176049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#ifdef FT_CONFIG_OPTION_INCREMENTAL 1177049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1178049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project int i; 1179049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1180049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1181049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->internal->incremental_interface = 0; 1182049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project for ( i = 0; i < num_params && !face->internal->incremental_interface; 1183049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project i++ ) 1184049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( params[i].tag == FT_PARAM_TAG_INCREMENTAL ) 1185049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->internal->incremental_interface = 1186049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project (FT_Incremental_Interface)params[i].data; 1187049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1188049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#endif 1189049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1190049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( clazz->init_face ) 1191ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease error = clazz->init_face( *astream, 1192049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face, 1193049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project (FT_Int)face_index, 1194049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project num_params, 1195049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project params ); 1196ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease *astream = face->stream; /* Stream may have been changed. */ 1197049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( error ) 1198049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Fail; 1199049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1200049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* select Unicode charmap by default */ 1201049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error2 = find_unicode_charmap( face ); 1202049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1203049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* if no Unicode charmap can be found, FT_Err_Invalid_CharMap_Handle */ 1204049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* is returned. */ 1205049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1206049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* no error should happen, but we want to play safe */ 1207727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease if ( error2 && FT_ERR_NEQ( error2, Invalid_CharMap_Handle ) ) 1208049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1209049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = error2; 1210049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Fail; 1211049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1212049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1213049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *aface = face; 1214049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1215049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Fail: 1216049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( error ) 1217049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1218049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project destroy_charmaps( face, memory ); 1219049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( clazz->done_face ) 1220049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project clazz->done_face( face ); 1221049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( internal ); 1222049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( face ); 1223049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *aface = 0; 1224049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1225049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1226049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 1227049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1228049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1229049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1230049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* there's a Mac-specific extended implementation of FT_New_Face() */ 1231049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* in src/base/ftmac.c */ 1232049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 123341371e1e39c8528eb0c4bc40683c736e6683e60cEric Vannier#ifndef FT_MACINTOSH 1234049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1235049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in freetype.h */ 1236049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1237049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_Error ) 1238049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_New_Face( FT_Library library, 1239049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project const char* pathname, 1240049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Long face_index, 1241049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Face *aface ) 1242049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1243049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Open_Args args; 1244049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1245049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1246049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* test for valid `library' and `aface' delayed to FT_Open_Face() */ 1247049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !pathname ) 1248727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Argument ); 1249049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1250049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project args.flags = FT_OPEN_PATHNAME; 1251049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project args.pathname = (char*)pathname; 125277f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner args.stream = NULL; 1253049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1254049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return FT_Open_Face( library, &args, face_index, aface ); 1255049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1256049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 125741371e1e39c8528eb0c4bc40683c736e6683e60cEric Vannier#endif 1258049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1259049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1260049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in freetype.h */ 1261049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1262049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_Error ) 1263049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_New_Memory_Face( FT_Library library, 1264049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project const FT_Byte* file_base, 1265049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Long file_size, 1266049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Long face_index, 1267049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Face *aface ) 1268049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1269049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Open_Args args; 1270049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1271049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1272049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* test for valid `library' and `face' delayed to FT_Open_Face() */ 1273049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !file_base ) 1274727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Argument ); 1275049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1276049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project args.flags = FT_OPEN_MEMORY; 1277049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project args.memory_base = file_base; 1278049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project args.memory_size = file_size; 127977f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner args.stream = NULL; 1280049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1281049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return FT_Open_Face( library, &args, face_index, aface ); 1282049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1283049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1284049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 128577f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner#ifdef FT_CONFIG_OPTION_MAC_FONTS 1286049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1287049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* The behavior here is very similar to that in base/ftmac.c, but it */ 1288049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* is designed to work on non-mac systems, so no mac specific calls. */ 1289049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 1290049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* We look at the file and determine if it is a mac dfont file or a mac */ 1291049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* resource file, or a macbinary file containing a mac resource file. */ 1292049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 1293049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Unlike ftmac I'm not going to look at a `FOND'. I don't really see */ 1294049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* the point, especially since there may be multiple `FOND' resources. */ 1295049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Instead I'll just look for `sfnt' and `POST' resources, ordered as */ 1296049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* they occur in the file. */ 1297049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 1298049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Note that multiple `POST' resources do not mean multiple postscript */ 1299049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* fonts; they all get jammed together to make what is essentially a */ 1300049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* pfb file. */ 1301049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 1302049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* We aren't interested in `NFNT' or `FONT' bitmap resources. */ 1303049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 1304049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* As soon as we get an `sfnt' load it into memory and pass it off to */ 1305049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* FT_Open_Face. */ 1306049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 1307049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* If we have a (set of) `POST' resources, massage them into a (memory) */ 1308049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* pfb file and pass that to FT_Open_Face. (As with ftmac.c I'm not */ 1309049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* going to try to save the kerning info. After all that lives in the */ 1310049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* `FOND' which isn't in the file containing the `POST' resources so */ 1311049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* we don't really have access to it. */ 1312049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1313049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 131477f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner /* Finalizer for a memory stream; gets called by FT_Done_Face(). */ 131577f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner /* It frees the memory it uses. */ 131677f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner /* From ftmac.c. */ 1317049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static void 1318049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project memory_stream_close( FT_Stream stream ) 1319049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1320049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Memory memory = stream->memory; 1321049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1322049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1323049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( stream->base ); 1324049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1325049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project stream->size = 0; 1326049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project stream->base = 0; 1327049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project stream->close = 0; 1328049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1329049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1330049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1331049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Create a new memory stream from a buffer and a size. */ 133277f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner /* From ftmac.c. */ 1333049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static FT_Error 1334049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project new_memory_stream( FT_Library library, 1335049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Byte* base, 1336049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ULong size, 1337049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Stream_CloseFunc close, 1338049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Stream *astream ) 1339049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1340049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Error error; 1341049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Memory memory; 1342aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner FT_Stream stream = NULL; 1343049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1344049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1345049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !library ) 1346727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Library_Handle ); 1347049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1348049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !base ) 1349727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Argument ); 1350049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1351049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *astream = 0; 1352049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project memory = library->memory; 1353049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_NEW( stream ) ) 1354049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 1355049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1356049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Stream_OpenMemory( stream, base, size ); 1357049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1358049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project stream->close = close; 1359049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1360049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *astream = stream; 1361049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1362049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Exit: 1363049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 1364049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1365049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1366049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1367049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Create a new FT_Face given a buffer and a driver name. */ 1368049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* from ftmac.c */ 136977f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner FT_LOCAL_DEF( FT_Error ) 1370049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project open_face_from_buffer( FT_Library library, 1371049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Byte* base, 1372049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ULong size, 1373049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Long face_index, 1374049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project const char* driver_name, 1375049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Face *aface ) 1376049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1377049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Open_Args args; 1378049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Error error; 1379049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Stream stream = NULL; 1380049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Memory memory = library->memory; 1381049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1382049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1383049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = new_memory_stream( library, 1384049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project base, 1385049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project size, 1386049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project memory_stream_close, 1387049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project &stream ); 1388049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( error ) 1389049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1390049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( base ); 1391049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 1392049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1393049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1394049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project args.flags = FT_OPEN_STREAM; 1395049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project args.stream = stream; 1396049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( driver_name ) 1397049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1398049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project args.flags = args.flags | FT_OPEN_DRIVER; 1399049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project args.driver = FT_Get_Module( library, driver_name ); 1400049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1401049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 140277f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner#ifdef FT_MACINTOSH 140377f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner /* At this point, face_index has served its purpose; */ 140477f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner /* whoever calls this function has already used it to */ 140577f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner /* locate the correct font data. We should not propagate */ 140677f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner /* this index to FT_Open_Face() (unless it is negative). */ 140777f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner 140877f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner if ( face_index > 0 ) 140977f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner face_index = 0; 141077f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner#endif 141177f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner 1412049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = FT_Open_Face( library, &args, face_index, aface ); 1413049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1414049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( error == FT_Err_Ok ) 1415049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project (*aface)->face_flags &= ~FT_FACE_FLAG_EXTERNAL_STREAM; 1416049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 141777f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner#ifdef FT_MACINTOSH 141877f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner FT_Stream_Free( stream, 0 ); 141977f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner#else 1420049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1421049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Stream_Close( stream ); 1422049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( stream ); 1423049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 142477f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner#endif 1425049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1426049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 1427049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1428049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1429049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 143077f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner /* Look up `TYP1' or `CID ' table from sfnt table directory. */ 143177f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner /* `offset' and `length' must exclude the binary header in tables. */ 143277f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner 143377f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner /* Type 1 and CID-keyed font drivers should recognize sfnt-wrapped */ 143477f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner /* format too. Here, since we can't expect that the TrueType font */ 143577f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner /* driver is loaded unconditially, we must parse the font by */ 143677f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner /* ourselves. We are only interested in the name of the table and */ 143777f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner /* the offset. */ 143877f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner 143977f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner static FT_Error 144077f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner ft_lookup_PS_in_sfnt_stream( FT_Stream stream, 144177f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner FT_Long face_index, 144277f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner FT_ULong* offset, 144377f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner FT_ULong* length, 144477f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner FT_Bool* is_sfnt_cid ) 144577f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner { 144677f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner FT_Error error; 144777f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner FT_UShort numTables; 144877f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner FT_Long pstable_index; 144977f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner FT_ULong tag; 145077f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner int i; 145177f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner 145277f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner 145377f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner *offset = 0; 145477f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner *length = 0; 145577f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner *is_sfnt_cid = FALSE; 145677f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner 145777f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner /* TODO: support for sfnt-wrapped PS/CID in TTC format */ 145877f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner 145977f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner /* version check for 'typ1' (should be ignored?) */ 146077f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner if ( FT_READ_ULONG( tag ) ) 146177f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner return error; 146277f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner if ( tag != TTAG_typ1 ) 1463727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Unknown_File_Format ); 146477f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner 146577f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner if ( FT_READ_USHORT( numTables ) ) 146677f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner return error; 146777f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner if ( FT_STREAM_SKIP( 2 * 3 ) ) /* skip binary search header */ 146877f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner return error; 146977f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner 147077f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner pstable_index = -1; 147177f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner *is_sfnt_cid = FALSE; 147277f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner 147377f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner for ( i = 0; i < numTables; i++ ) 147477f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner { 147577f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner if ( FT_READ_ULONG( tag ) || FT_STREAM_SKIP( 4 ) || 147677f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner FT_READ_ULONG( *offset ) || FT_READ_ULONG( *length ) ) 147777f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner return error; 147877f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner 147977f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner if ( tag == TTAG_CID ) 148077f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner { 148177f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner pstable_index++; 148277f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner *offset += 22; 148377f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner *length -= 22; 148477f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner *is_sfnt_cid = TRUE; 148577f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner if ( face_index < 0 ) 148677f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner return FT_Err_Ok; 148777f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner } 148877f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner else if ( tag == TTAG_TYP1 ) 148977f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner { 149077f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner pstable_index++; 149177f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner *offset += 24; 149277f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner *length -= 24; 149377f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner *is_sfnt_cid = FALSE; 149477f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner if ( face_index < 0 ) 149577f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner return FT_Err_Ok; 149677f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner } 149777f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner if ( face_index >= 0 && pstable_index == face_index ) 149877f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner return FT_Err_Ok; 149977f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner } 1500727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Table_Missing ); 150177f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner } 150277f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner 150377f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner 150477f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner FT_LOCAL_DEF( FT_Error ) 150577f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner open_face_PS_from_sfnt_stream( FT_Library library, 150677f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner FT_Stream stream, 150777f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner FT_Long face_index, 150877f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner FT_Int num_params, 150977f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner FT_Parameter *params, 151077f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner FT_Face *aface ) 151177f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner { 151277f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner FT_Error error; 151377f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner FT_Memory memory = library->memory; 151477f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner FT_ULong offset, length; 151577f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner FT_Long pos; 151677f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner FT_Bool is_sfnt_cid; 1517aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner FT_Byte* sfnt_ps = NULL; 151877f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner 151977f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner FT_UNUSED( num_params ); 152077f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner FT_UNUSED( params ); 152177f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner 152277f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner 152377f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner pos = FT_Stream_Pos( stream ); 152477f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner 152577f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner error = ft_lookup_PS_in_sfnt_stream( stream, 152677f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner face_index, 152777f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner &offset, 152877f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner &length, 152977f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner &is_sfnt_cid ); 153077f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner if ( error ) 153177f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner goto Exit; 153277f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner 153377f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner if ( FT_Stream_Seek( stream, pos + offset ) ) 153477f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner goto Exit; 153577f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner 153677f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner if ( FT_ALLOC( sfnt_ps, (FT_Long)length ) ) 153777f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner goto Exit; 153877f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner 153977f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner error = FT_Stream_Read( stream, (FT_Byte *)sfnt_ps, length ); 154077f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner if ( error ) 154177f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner goto Exit; 154277f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner 154377f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner error = open_face_from_buffer( library, 154477f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner sfnt_ps, 154577f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner length, 1546727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_MIN( face_index, 0 ), 154777f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner is_sfnt_cid ? "cid" : "type1", 154877f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner aface ); 154977f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner Exit: 155077f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner { 155177f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner FT_Error error1; 155277f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner 155377f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner 1554727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease if ( FT_ERR_EQ( error, Unknown_File_Format ) ) 155577f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner { 155677f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner error1 = FT_Stream_Seek( stream, pos ); 155777f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner if ( error1 ) 155877f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner return error1; 155977f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner } 156077f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner 156177f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner return error; 156277f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner } 156377f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner } 156477f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner 156577f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner 156641371e1e39c8528eb0c4bc40683c736e6683e60cEric Vannier#ifndef FT_MACINTOSH 156777f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner 1568049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* The resource header says we've got resource_cnt `POST' (type1) */ 1569049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* resources in this file. They all need to be coalesced into */ 1570049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* one lump which gets passed on to the type1 driver. */ 1571049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Here can be only one PostScript font in a file so face_index */ 1572049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* must be 0 (or -1). */ 1573049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 1574049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static FT_Error 1575049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Mac_Read_POST_Resource( FT_Library library, 1576049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Stream stream, 1577049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Long *offsets, 1578049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Long resource_cnt, 1579049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Long face_index, 1580049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Face *aface ) 1581049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1582727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_Error error = FT_ERR( Cannot_Open_Resource ); 1583049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Memory memory = library->memory; 1584aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner FT_Byte* pfb_data = NULL; 1585049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project int i, type, flags; 1586049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Long len; 1587049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Long pfb_len, pfb_pos, pfb_lenpos; 1588049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Long rlen, temp; 1589049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1590049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1591049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( face_index == -1 ) 1592049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face_index = 0; 1593049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( face_index != 0 ) 1594049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 1595049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1596049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Find the length of all the POST resources, concatenated. Assume */ 1597049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* worst case (each resource in its own section). */ 1598049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project pfb_len = 0; 1599049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project for ( i = 0; i < resource_cnt; ++i ) 1600049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1601049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = FT_Stream_Seek( stream, offsets[i] ); 1602049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( error ) 1603049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 1604049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_READ_LONG( temp ) ) 1605049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 1606049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project pfb_len += temp + 6; 1607049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1608049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1609049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_ALLOC( pfb_data, (FT_Long)pfb_len + 2 ) ) 1610049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 1611049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1612049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project pfb_data[0] = 0x80; 1613049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project pfb_data[1] = 1; /* Ascii section */ 1614049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project pfb_data[2] = 0; /* 4-byte length, fill in later */ 1615049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project pfb_data[3] = 0; 1616049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project pfb_data[4] = 0; 1617049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project pfb_data[5] = 0; 1618049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project pfb_pos = 6; 1619049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project pfb_lenpos = 2; 1620049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1621049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project len = 0; 1622049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project type = 1; 1623049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project for ( i = 0; i < resource_cnt; ++i ) 1624049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1625049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = FT_Stream_Seek( stream, offsets[i] ); 1626049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( error ) 1627049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit2; 1628049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_READ_LONG( rlen ) ) 1629049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 1630049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_READ_USHORT( flags ) ) 1631049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 1632aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_TRACE3(( "POST fragment[%d]: offsets=0x%08x, rlen=0x%08x, flags=0x%04x\n", 1633aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich i, offsets[i], rlen, flags )); 1634aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich 1635aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich /* postpone the check of rlen longer than buffer until FT_Stream_Read() */ 1636aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich if ( ( flags >> 8 ) == 0 ) /* Comment, should not be loaded */ 1637aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich continue; 1638aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich 1639aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich /* the flags are part of the resource, so rlen >= 2. */ 1640aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich /* but some fonts declare rlen = 0 for empty fragment */ 1641aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich if ( rlen > 2 ) 1642aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich rlen -= 2; 1643aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich else 1644aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich rlen = 0; 1645aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich 1646049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( ( flags >> 8 ) == type ) 1647049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project len += rlen; 1648049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 1649049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1650aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich if ( pfb_lenpos + 3 > pfb_len + 2 ) 1651aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich goto Exit2; 1652049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project pfb_data[pfb_lenpos ] = (FT_Byte)( len ); 1653049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project pfb_data[pfb_lenpos + 1] = (FT_Byte)( len >> 8 ); 1654049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project pfb_data[pfb_lenpos + 2] = (FT_Byte)( len >> 16 ); 1655049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project pfb_data[pfb_lenpos + 3] = (FT_Byte)( len >> 24 ); 1656049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1657049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( ( flags >> 8 ) == 5 ) /* End of font mark */ 1658049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project break; 1659049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1660aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich if ( pfb_pos + 6 > pfb_len + 2 ) 1661aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich goto Exit2; 1662049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project pfb_data[pfb_pos++] = 0x80; 1663049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1664049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project type = flags >> 8; 1665049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project len = rlen; 1666049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1667049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project pfb_data[pfb_pos++] = (FT_Byte)type; 1668049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project pfb_lenpos = pfb_pos; 1669049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project pfb_data[pfb_pos++] = 0; /* 4-byte length, fill in later */ 1670049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project pfb_data[pfb_pos++] = 0; 1671049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project pfb_data[pfb_pos++] = 0; 1672049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project pfb_data[pfb_pos++] = 0; 1673049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1674049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1675727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease error = FT_ERR( Cannot_Open_Resource ); 1676aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich if ( pfb_pos > pfb_len || pfb_pos + rlen > pfb_len ) 1677aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich goto Exit2; 1678aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich 1679049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = FT_Stream_Read( stream, (FT_Byte *)pfb_data + pfb_pos, rlen ); 1680aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich if ( error ) 1681aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich goto Exit2; 1682049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project pfb_pos += rlen; 1683049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1684049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1685aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich if ( pfb_pos + 2 > pfb_len + 2 ) 1686aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich goto Exit2; 1687049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project pfb_data[pfb_pos++] = 0x80; 1688049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project pfb_data[pfb_pos++] = 3; 1689049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1690aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich if ( pfb_lenpos + 3 > pfb_len + 2 ) 1691aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich goto Exit2; 1692049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project pfb_data[pfb_lenpos ] = (FT_Byte)( len ); 1693049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project pfb_data[pfb_lenpos + 1] = (FT_Byte)( len >> 8 ); 1694049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project pfb_data[pfb_lenpos + 2] = (FT_Byte)( len >> 16 ); 1695049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project pfb_data[pfb_lenpos + 3] = (FT_Byte)( len >> 24 ); 1696049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1697049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return open_face_from_buffer( library, 1698049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project pfb_data, 1699049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project pfb_pos, 1700049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face_index, 1701049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project "type1", 1702049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project aface ); 1703049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1704049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Exit2: 1705049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( pfb_data ); 1706049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1707049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Exit: 1708049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 1709049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1710049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1711049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1712049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* The resource header says we've got resource_cnt `sfnt' */ 1713049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* (TrueType/OpenType) resources in this file. Look through */ 1714049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* them for the one indicated by face_index, load it into mem, */ 1715049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* pass it on the the truetype driver and return it. */ 1716049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 1717049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static FT_Error 1718049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Mac_Read_sfnt_Resource( FT_Library library, 1719049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Stream stream, 1720049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Long *offsets, 1721049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Long resource_cnt, 1722049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Long face_index, 1723049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Face *aface ) 1724049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1725049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Memory memory = library->memory; 1726aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner FT_Byte* sfnt_data = NULL; 1727049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Error error; 1728049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Long flag_offset; 1729049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Long rlen; 1730049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project int is_cff; 1731049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Long face_index_in_resource = 0; 1732049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1733049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1734049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( face_index == -1 ) 1735049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face_index = 0; 1736049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( face_index >= resource_cnt ) 1737727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Cannot_Open_Resource ); 1738049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1739049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project flag_offset = offsets[face_index]; 1740049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = FT_Stream_Seek( stream, flag_offset ); 1741049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( error ) 1742049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 1743049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1744049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_READ_LONG( rlen ) ) 1745049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 1746049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( rlen == -1 ) 1747727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Cannot_Open_Resource ); 1748049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 174977f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner error = open_face_PS_from_sfnt_stream( library, 175077f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner stream, 175177f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner face_index, 175277f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner 0, NULL, 175377f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner aface ); 175477f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner if ( !error ) 175577f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner goto Exit; 175677f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner 175777f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner /* rewind sfnt stream before open_face_PS_from_sfnt_stream() */ 175877f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner if ( FT_Stream_Seek( stream, flag_offset + 4 ) ) 175977f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner goto Exit; 176077f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner 1761049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_ALLOC( sfnt_data, (FT_Long)rlen ) ) 1762049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 1763049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = FT_Stream_Read( stream, (FT_Byte *)sfnt_data, rlen ); 1764049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( error ) 1765049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 1766049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 176777f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner is_cff = rlen > 4 && !ft_memcmp( sfnt_data, "OTTO", 4 ); 1768049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = open_face_from_buffer( library, 1769049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project sfnt_data, 1770049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project rlen, 1771049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face_index_in_resource, 1772049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project is_cff ? "cff" : "truetype", 1773049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project aface ); 1774049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1775049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Exit: 1776049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 1777049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1778049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1779049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1780049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Check for a valid resource fork header, or a valid dfont */ 1781049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* header. In a resource fork the first 16 bytes are repeated */ 1782049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* at the location specified by bytes 4-7. In a dfont bytes */ 1783049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* 4-7 point to 16 bytes of zeroes instead. */ 1784049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 1785049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static FT_Error 1786049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project IsMacResource( FT_Library library, 1787049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Stream stream, 1788049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Long resource_offset, 1789049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Long face_index, 1790049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Face *aface ) 1791049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1792049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Memory memory = library->memory; 1793049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Error error; 1794049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Long map_offset, rdara_pos; 1795049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Long *data_offsets; 1796049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Long count; 1797049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1798049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1799049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = FT_Raccess_Get_HeaderInfo( library, stream, resource_offset, 1800049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project &map_offset, &rdara_pos ); 1801049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( error ) 1802049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 1803049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 18049c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod /* POST resources must be sorted to concatenate properly */ 1805049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = FT_Raccess_Get_DataOffsets( library, stream, 1806049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project map_offset, rdara_pos, 18079c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod TTAG_POST, TRUE, 1808049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project &data_offsets, &count ); 1809049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !error ) 1810049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1811049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = Mac_Read_POST_Resource( library, stream, data_offsets, count, 1812049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face_index, aface ); 1813049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( data_offsets ); 1814049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* POST exists in an LWFN providing a single face */ 1815049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !error ) 1816049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project (*aface)->num_faces = 1; 1817049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 1818049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1819049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 18209c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod /* sfnt resources should not be sorted to preserve the face order by 18219c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod QuickDraw API */ 1822049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = FT_Raccess_Get_DataOffsets( library, stream, 1823049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project map_offset, rdara_pos, 18249c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod TTAG_sfnt, FALSE, 1825049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project &data_offsets, &count ); 1826049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !error ) 1827049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1828049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Long face_index_internal = face_index % count; 1829049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1830049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1831049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = Mac_Read_sfnt_Resource( library, stream, data_offsets, count, 1832049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face_index_internal, aface ); 1833049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( data_offsets ); 1834049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !error ) 1835049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project (*aface)->num_faces = count; 1836049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1837049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1838049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 1839049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1840049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1841049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1842049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Check for a valid macbinary header, and if we find one */ 1843049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* check that the (flattened) resource fork in it is valid. */ 1844049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 1845049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static FT_Error 1846049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project IsMacBinary( FT_Library library, 1847049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Stream stream, 1848049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Long face_index, 1849049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Face *aface ) 1850049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1851049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project unsigned char header[128]; 1852049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Error error; 1853049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Long dlen, offset; 1854049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1855049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1856049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( NULL == stream ) 1857727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Stream_Operation ); 1858049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1859049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = FT_Stream_Seek( stream, 0 ); 1860049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( error ) 1861049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 1862049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1863049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = FT_Stream_Read( stream, (FT_Byte*)header, 128 ); 1864049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( error ) 1865049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 1866049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1867049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( header[ 0] != 0 || 1868049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project header[74] != 0 || 1869049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project header[82] != 0 || 1870049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project header[ 1] == 0 || 1871049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project header[ 1] > 33 || 1872049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project header[63] != 0 || 1873049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project header[2 + header[1]] != 0 ) 1874727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Unknown_File_Format ); 1875049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1876049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project dlen = ( header[0x53] << 24 ) | 1877049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ( header[0x54] << 16 ) | 1878049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ( header[0x55] << 8 ) | 1879049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project header[0x56]; 1880049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#if 0 1881049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project rlen = ( header[0x57] << 24 ) | 1882049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ( header[0x58] << 16 ) | 1883049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ( header[0x59] << 8 ) | 1884049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project header[0x5a]; 1885049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#endif /* 0 */ 1886049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project offset = 128 + ( ( dlen + 127 ) & ~127 ); 1887049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1888049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return IsMacResource( library, stream, offset, face_index, aface ); 1889049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1890049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Exit: 1891049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 1892049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1893049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1894049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1895049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static FT_Error 1896049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project load_face_in_embedded_rfork( FT_Library library, 1897049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Stream stream, 1898049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Long face_index, 1899049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Face *aface, 1900049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project const FT_Open_Args *args ) 1901049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1902049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1903049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#undef FT_COMPONENT 1904049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#define FT_COMPONENT trace_raccess 1905049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1906049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Memory memory = library->memory; 1907727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_Error error = FT_ERR( Unknown_File_Format ); 1908049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project int i; 1909049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1910049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project char * file_names[FT_RACCESS_N_RULES]; 1911049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Long offsets[FT_RACCESS_N_RULES]; 1912049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Error errors[FT_RACCESS_N_RULES]; 19137f08cbd7d6dcf19b8d8e4328e33032aee342e3b4David 'Digit' Turner FT_Bool is_darwin_vfs, vfs_rfork_has_no_font = FALSE; /* not tested */ 1914049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1915049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Open_Args args2; 191677f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner FT_Stream stream2 = 0; 1917049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1918049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1919049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Raccess_Guess( library, stream, 1920049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project args->pathname, file_names, offsets, errors ); 1921049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1922049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project for ( i = 0; i < FT_RACCESS_N_RULES; i++ ) 1923049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 192441371e1e39c8528eb0c4bc40683c736e6683e60cEric Vannier is_darwin_vfs = ft_raccess_rule_by_darwin_vfs( library, i ); 19257f08cbd7d6dcf19b8d8e4328e33032aee342e3b4David 'Digit' Turner if ( is_darwin_vfs && vfs_rfork_has_no_font ) 19267f08cbd7d6dcf19b8d8e4328e33032aee342e3b4David 'Digit' Turner { 19277f08cbd7d6dcf19b8d8e4328e33032aee342e3b4David 'Digit' Turner FT_TRACE3(( "Skip rule %d: darwin vfs resource fork" 19287f08cbd7d6dcf19b8d8e4328e33032aee342e3b4David 'Digit' Turner " is already checked and" 19297f08cbd7d6dcf19b8d8e4328e33032aee342e3b4David 'Digit' Turner " no font is found\n", i )); 19307f08cbd7d6dcf19b8d8e4328e33032aee342e3b4David 'Digit' Turner continue; 1931aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner } 19327f08cbd7d6dcf19b8d8e4328e33032aee342e3b4David 'Digit' Turner 1933049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( errors[i] ) 1934049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1935049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_TRACE3(( "Error[%d] has occurred in rule %d\n", errors[i], i )); 1936049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project continue; 1937049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1938049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1939049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project args2.flags = FT_OPEN_PATHNAME; 1940049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project args2.pathname = file_names[i] ? file_names[i] : args->pathname; 1941049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1942049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_TRACE3(( "Try rule %d: %s (offset=%d) ...", 1943049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project i, args2.pathname, offsets[i] )); 1944049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1945049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = FT_Stream_New( library, &args2, &stream2 ); 1946727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease if ( is_darwin_vfs && FT_ERR_EQ( error, Cannot_Open_Stream ) ) 19477f08cbd7d6dcf19b8d8e4328e33032aee342e3b4David 'Digit' Turner vfs_rfork_has_no_font = TRUE; 19487f08cbd7d6dcf19b8d8e4328e33032aee342e3b4David 'Digit' Turner 1949049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( error ) 1950049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1951049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_TRACE3(( "failed\n" )); 1952049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project continue; 1953049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1954049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1955049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = IsMacResource( library, stream2, offsets[i], 1956049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face_index, aface ); 1957049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Stream_Free( stream2, 0 ); 1958049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1959049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_TRACE3(( "%s\n", error ? "failed": "successful" )); 1960049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1961049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !error ) 1962049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project break; 19637f08cbd7d6dcf19b8d8e4328e33032aee342e3b4David 'Digit' Turner else if ( is_darwin_vfs ) 19647f08cbd7d6dcf19b8d8e4328e33032aee342e3b4David 'Digit' Turner vfs_rfork_has_no_font = TRUE; 1965049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1966049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1967049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project for (i = 0; i < FT_RACCESS_N_RULES; i++) 1968049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1969049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( file_names[i] ) 1970049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( file_names[i] ); 1971049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1972049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1973049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Caller (load_mac_face) requires FT_Err_Unknown_File_Format. */ 1974049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( error ) 1975727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease error = FT_ERR( Unknown_File_Format ); 1976049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1977049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 1978049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1979049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#undef FT_COMPONENT 1980049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#define FT_COMPONENT trace_objs 1981049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1982049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1983049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1984049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 198577f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner /* Check for some macintosh formats without Carbon framework. */ 1986049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Is this a macbinary file? If so look at the resource fork. */ 1987049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Is this a mac dfont file? */ 1988049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Is this an old style resource fork? (in data) */ 1989049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Else call load_face_in_embedded_rfork to try extra rules */ 1990049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* (defined in `ftrfork.c'). */ 1991049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 1992049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static FT_Error 1993049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project load_mac_face( FT_Library library, 1994049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Stream stream, 1995049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Long face_index, 1996049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Face *aface, 1997049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project const FT_Open_Args *args ) 1998049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1999049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Error error; 2000049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UNUSED( args ); 2001049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2002049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2003049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = IsMacBinary( library, stream, face_index, aface ); 2004727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease if ( FT_ERR_EQ( error, Unknown_File_Format ) ) 2005049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2006049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2007049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#undef FT_COMPONENT 2008049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#define FT_COMPONENT trace_raccess 2009049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2010049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_TRACE3(( "Try as dfont: %s ...", args->pathname )); 2011049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2012049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = IsMacResource( library, stream, 0, face_index, aface ); 2013049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2014049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_TRACE3(( "%s\n", error ? "failed" : "successful" )); 2015049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2016049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#undef FT_COMPONENT 2017049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#define FT_COMPONENT trace_objs 2018049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2019049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2020049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2021727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease if ( ( FT_ERR_EQ( error, Unknown_File_Format ) || 2022727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_ERR_EQ( error, Invalid_Stream_Operation ) ) && 2023727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease ( args->flags & FT_OPEN_PATHNAME ) ) 2024049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = load_face_in_embedded_rfork( library, stream, 2025049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face_index, aface, args ); 2026049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 2027049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 202877f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner#endif 2029049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2030049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#endif /* !FT_MACINTOSH && FT_CONFIG_OPTION_MAC_FONTS */ 2031049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2032049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2033049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in freetype.h */ 2034049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2035049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_Error ) 2036049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Open_Face( FT_Library library, 2037049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project const FT_Open_Args* args, 2038049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Long face_index, 2039049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Face *aface ) 2040049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2041049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Error error; 2042ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_Driver driver = NULL; 2043ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_Memory memory = NULL; 2044aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_Stream stream = NULL; 2045aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_Face face = NULL; 2046aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_ListNode node = NULL; 2047049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Bool external_stream; 2048049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Module* cur; 2049049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Module* limit; 2050049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2051049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2052049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* test for valid `library' delayed to */ 2053049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* FT_Stream_New() */ 2054049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2055049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( ( !aface && face_index >= 0 ) || !args ) 2056727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Argument ); 2057049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2058049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project external_stream = FT_BOOL( ( args->flags & FT_OPEN_STREAM ) && 2059049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project args->stream ); 2060049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2061049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* create input stream */ 2062049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = FT_Stream_New( library, args, &stream ); 2063049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( error ) 2064049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Fail3; 2065049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2066049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project memory = library->memory; 2067049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2068049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* If the font driver is specified in the `args' structure, use */ 2069049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* it. Otherwise, we scan the list of registered drivers. */ 2070049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( ( args->flags & FT_OPEN_DRIVER ) && args->driver ) 2071049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2072049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project driver = FT_DRIVER( args->driver ); 2073049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2074049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* not all modules are drivers, so check... */ 2075049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_MODULE_IS_DRIVER( driver ) ) 2076049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2077049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Int num_params = 0; 2078049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Parameter* params = 0; 2079049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2080049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2081049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( args->flags & FT_OPEN_PARAMS ) 2082049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2083049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project num_params = args->num_params; 2084049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project params = args->params; 2085049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2086049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2087ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease error = open_face( driver, &stream, external_stream, face_index, 2088049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project num_params, params, &face ); 2089049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !error ) 2090049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Success; 2091049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2092049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 2093727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease error = FT_THROW( Invalid_Handle ); 2094049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2095049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Stream_Free( stream, external_stream ); 2096049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Fail; 2097049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2098049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 2099049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2100727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease error = FT_ERR( Missing_Module ); 2101727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 2102049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* check each font driver for an appropriate format */ 2103049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project cur = library->modules; 2104049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project limit = cur + library->num_modules; 2105049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2106049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project for ( ; cur < limit; cur++ ) 2107049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2108049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* not all modules are font drivers, so check... */ 2109049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_MODULE_IS_DRIVER( cur[0] ) ) 2110049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2111049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Int num_params = 0; 2112049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Parameter* params = 0; 2113049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2114049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2115049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project driver = FT_DRIVER( cur[0] ); 2116049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2117049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( args->flags & FT_OPEN_PARAMS ) 2118049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2119049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project num_params = args->num_params; 2120049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project params = args->params; 2121049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2122049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2123ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease error = open_face( driver, &stream, external_stream, face_index, 2124049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project num_params, params, &face ); 2125049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !error ) 2126049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Success; 2127049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 212877f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner#ifdef FT_CONFIG_OPTION_MAC_FONTS 212977f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner if ( ft_strcmp( cur[0]->clazz->module_name, "truetype" ) == 0 && 2130727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_ERR_EQ( error, Table_Missing ) ) 213177f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner { 213277f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner /* TrueType but essential tables are missing */ 213377f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner if ( FT_Stream_Seek( stream, 0 ) ) 213477f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner break; 213577f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner 213677f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner error = open_face_PS_from_sfnt_stream( library, 213777f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner stream, 213877f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner face_index, 213977f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner num_params, 214077f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner params, 214177f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner aface ); 214277f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner if ( !error ) 214377f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner { 214477f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner FT_Stream_Free( stream, external_stream ); 214577f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner return error; 214677f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner } 214777f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner } 214877f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner#endif 214977f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner 2150727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease if ( FT_ERR_NEQ( error, Unknown_File_Format ) ) 2151049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Fail3; 2152049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2153049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2154049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2155727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease Fail3: 2156727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease /* If we are on the mac, and we get an */ 2157727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease /* FT_Err_Invalid_Stream_Operation it may be because we have an */ 2158727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease /* empty data fork, so we need to check the resource fork. */ 2159727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease if ( FT_ERR_NEQ( error, Cannot_Open_Stream ) && 2160727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_ERR_NEQ( error, Unknown_File_Format ) && 2161727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_ERR_NEQ( error, Invalid_Stream_Operation ) ) 2162727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease goto Fail2; 2163049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2164049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#if !defined( FT_MACINTOSH ) && defined( FT_CONFIG_OPTION_MAC_FONTS ) 2165727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease error = load_mac_face( library, stream, face_index, aface, args ); 2166727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease if ( !error ) 2167727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease { 2168727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease /* We don't want to go to Success here. We've already done that. */ 2169727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease /* On the other hand, if we succeeded we still need to close this */ 2170727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease /* stream (we opened a different stream which extracted the */ 2171727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease /* interesting information out of this stream here. That stream */ 2172727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease /* will still be open and the face will point to it). */ 2173727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_Stream_Free( stream, external_stream ); 2174727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return error; 2175727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease } 2176049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2177727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease if ( FT_ERR_NEQ( error, Unknown_File_Format ) ) 2178727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease goto Fail2; 2179049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#endif /* !FT_MACINTOSH && FT_CONFIG_OPTION_MAC_FONTS */ 2180049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2181049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* no driver is able to handle this format */ 2182727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease error = FT_THROW( Unknown_File_Format ); 2183049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2184049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Fail2: 2185049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Stream_Free( stream, external_stream ); 2186049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Fail; 2187049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2188049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2189049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Success: 2190049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_TRACE4(( "FT_Open_Face: New face object, adding to list\n" )); 2191049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2192049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* add the face object to its driver's list */ 2193049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_NEW( node ) ) 2194049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Fail; 2195049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2196049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project node->data = face; 2197049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* don't assume driver is the same as face->driver, so use */ 2198049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* face->driver instead. */ 2199049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_List_Add( &face->driver->faces_list, node ); 2200049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2201049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* now allocate a glyph slot object for the face */ 2202049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_TRACE4(( "FT_Open_Face: Creating glyph slot\n" )); 2203049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2204049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( face_index >= 0 ) 2205049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2206049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = FT_New_GlyphSlot( face, NULL ); 2207049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( error ) 2208049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Fail; 2209049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2210049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* finally, allocate a size object for the face */ 2211049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2212049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Size size; 2213049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2214049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2215049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_TRACE4(( "FT_Open_Face: Creating size object\n" )); 2216049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2217049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = FT_New_Size( face, &size ); 2218049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( error ) 2219049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Fail; 2220049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2221049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->size = size; 2222049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2223049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2224049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2225049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* some checks */ 2226049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2227049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_IS_SCALABLE( face ) ) 2228049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2229049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( face->height < 0 ) 2230049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->height = (FT_Short)-face->height; 2231049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2232049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !FT_HAS_VERTICAL( face ) ) 2233049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->max_advance_height = (FT_Short)face->height; 2234049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2235049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2236049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_HAS_FIXED_SIZES( face ) ) 2237049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2238049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Int i; 2239049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2240049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2241049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project for ( i = 0; i < face->num_fixed_sizes; i++ ) 2242049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2243049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Bitmap_Size* bsize = face->available_sizes + i; 2244049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2245049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2246049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( bsize->height < 0 ) 2247049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project bsize->height = (FT_Short)-bsize->height; 2248049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( bsize->x_ppem < 0 ) 2249049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project bsize->x_ppem = (FT_Short)-bsize->x_ppem; 2250049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( bsize->y_ppem < 0 ) 2251049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project bsize->y_ppem = -bsize->y_ppem; 2252049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2253049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2254049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2255049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* initialize internal face data */ 2256049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2257049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Face_Internal internal = face->internal; 2258049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2259049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2260049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project internal->transform_matrix.xx = 0x10000L; 2261049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project internal->transform_matrix.xy = 0; 2262049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project internal->transform_matrix.yx = 0; 2263049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project internal->transform_matrix.yy = 0x10000L; 2264049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2265049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project internal->transform_delta.x = 0; 2266049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project internal->transform_delta.y = 0; 2267aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich 2268aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich internal->refcount = 1; 2269049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2270049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2271049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( aface ) 2272049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *aface = face; 2273049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 2274049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Done_Face( face ); 2275049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2276049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 2277049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2278049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Fail: 2279ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease if ( node ) 2280ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease FT_Done_Face( face ); /* face must be in the driver's list */ 2281ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease else if ( face ) 2282ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease destroy_face( memory, face, driver ); 2283049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2284049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Exit: 2285049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_TRACE4(( "FT_Open_Face: Return %d\n", error )); 2286049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2287049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 2288049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2289049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2290049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2291049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in freetype.h */ 2292049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2293049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_Error ) 2294049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Attach_File( FT_Face face, 2295049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project const char* filepathname ) 2296049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2297049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Open_Args open; 2298049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2299049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2300049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* test for valid `face' delayed to FT_Attach_Stream() */ 2301049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2302049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !filepathname ) 2303727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Argument ); 2304049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2305049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project open.stream = NULL; 2306049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project open.flags = FT_OPEN_PATHNAME; 2307049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project open.pathname = (char*)filepathname; 2308049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2309049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return FT_Attach_Stream( face, &open ); 2310049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2311049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2312049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2313049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in freetype.h */ 2314049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2315049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_Error ) 2316049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Attach_Stream( FT_Face face, 2317049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Open_Args* parameters ) 2318049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2319049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Stream stream; 2320049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Error error; 2321049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Driver driver; 2322049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2323049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Driver_Class clazz; 2324049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2325049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2326049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* test for valid `parameters' delayed to FT_Stream_New() */ 2327049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2328049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !face ) 2329727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Face_Handle ); 2330049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2331049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project driver = face->driver; 2332049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !driver ) 2333727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Driver_Handle ); 2334049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2335049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = FT_Stream_New( driver->root.library, parameters, &stream ); 2336049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( error ) 2337049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 2338049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2339049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* we implement FT_Attach_Stream in each driver through the */ 2340049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* `attach_file' interface */ 2341049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2342727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease error = FT_ERR( Unimplemented_Feature ); 2343049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project clazz = driver->clazz; 2344049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( clazz->attach_file ) 2345049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = clazz->attach_file( face, stream ); 2346049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2347049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* close the attached stream */ 2348049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Stream_Free( stream, 2349049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project (FT_Bool)( parameters->stream && 2350049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ( parameters->flags & FT_OPEN_STREAM ) ) ); 2351049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2352049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Exit: 2353049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 2354049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2355049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2356049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2357049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in freetype.h */ 2358049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2359049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_Error ) 2360aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_Reference_Face( FT_Face face ) 2361aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich { 2362aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich face->internal->refcount++; 2363aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich 2364aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich return FT_Err_Ok; 2365aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich } 2366aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich 2367aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich 2368aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich /* documentation is in freetype.h */ 2369aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich 2370aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_EXPORT_DEF( FT_Error ) 2371049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Done_Face( FT_Face face ) 2372049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2373049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Error error; 2374049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Driver driver; 2375049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Memory memory; 2376049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ListNode node; 2377049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2378049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2379727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease error = FT_ERR( Invalid_Face_Handle ); 2380049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( face && face->driver ) 2381049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2382aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich face->internal->refcount--; 2383aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich if ( face->internal->refcount > 0 ) 2384aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich error = FT_Err_Ok; 2385aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich else 2386049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2387aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich driver = face->driver; 2388aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich memory = driver->root.memory; 2389049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2390aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich /* find face in driver's list */ 2391aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich node = FT_List_Find( &driver->faces_list, face ); 2392aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich if ( node ) 2393aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich { 2394aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich /* remove face object from the driver's list */ 2395aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_List_Remove( &driver->faces_list, node ); 2396aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_FREE( node ); 2397aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich 2398aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich /* now destroy the object proper */ 2399aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich destroy_face( memory, face, driver ); 2400aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich error = FT_Err_Ok; 2401aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich } 2402049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2403049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2404aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich 2405049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 2406049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2407049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2408049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2409049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in ftobjs.h */ 2410049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2411049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_Error ) 2412049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_New_Size( FT_Face face, 2413049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Size *asize ) 2414049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2415049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Error error; 2416049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Memory memory; 2417049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Driver driver; 2418049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Driver_Class clazz; 2419049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2420049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Size size = 0; 2421049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ListNode node = 0; 2422049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2423049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2424049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !face ) 2425727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Face_Handle ); 2426049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2427049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !asize ) 2428727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Size_Handle ); 2429049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2430049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !face->driver ) 2431727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Driver_Handle ); 2432049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2433049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *asize = 0; 2434049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2435049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project driver = face->driver; 2436049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project clazz = driver->clazz; 2437049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project memory = face->memory; 2438049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2439049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Allocate new size object and perform basic initialisation */ 2440049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_ALLOC( size, clazz->size_object_size ) || FT_NEW( node ) ) 2441049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 2442049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2443049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project size->face = face; 2444049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2445049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* for now, do not use any internal fields in size objects */ 2446049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project size->internal = 0; 2447049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2448049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( clazz->init_size ) 2449049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = clazz->init_size( size ); 2450049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2451049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* in case of success, add to the face's list */ 2452049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !error ) 2453049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2454049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *asize = size; 2455049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project node->data = size; 2456049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_List_Add( &face->sizes_list, node ); 2457049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2458049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2459049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Exit: 2460049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( error ) 2461049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2462049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( node ); 2463049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( size ); 2464049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2465049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2466049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 2467049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2468049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2469049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2470049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in ftobjs.h */ 2471049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2472049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_Error ) 2473049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Done_Size( FT_Size size ) 2474049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2475049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Error error; 2476049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Driver driver; 2477049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Memory memory; 2478049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Face face; 2479049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ListNode node; 2480049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2481049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2482049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !size ) 2483727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Size_Handle ); 2484049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2485049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face = size->face; 2486049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !face ) 2487727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Face_Handle ); 2488049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2489049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project driver = face->driver; 2490049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !driver ) 2491727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Driver_Handle ); 2492049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2493049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project memory = driver->root.memory; 2494049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2495049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = FT_Err_Ok; 2496049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project node = FT_List_Find( &face->sizes_list, size ); 2497049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( node ) 2498049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2499049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_List_Remove( &face->sizes_list, node ); 2500049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( node ); 2501049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2502049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( face->size == size ) 2503049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2504049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->size = 0; 2505049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( face->sizes_list.head ) 2506049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->size = (FT_Size)(face->sizes_list.head->data); 2507049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2508049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2509049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project destroy_size( memory, size, driver ); 2510049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2511049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 2512727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease error = FT_THROW( Invalid_Size_Handle ); 2513049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2514049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 2515049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2516049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2517049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2518049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in ftobjs.h */ 2519049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2520049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_BASE_DEF( FT_Error ) 2521049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Match_Size( FT_Face face, 2522049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Size_Request req, 2523049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Bool ignore_width, 2524049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ULong* size_index ) 2525049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2526049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Int i; 2527049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Long w, h; 2528049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2529049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2530049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !FT_HAS_FIXED_SIZES( face ) ) 2531727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Face_Handle ); 2532049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2533049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* FT_Bitmap_Size doesn't provide enough info... */ 2534049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( req->type != FT_SIZE_REQUEST_TYPE_NOMINAL ) 2535727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Unimplemented_Feature ); 2536049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2537049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project w = FT_REQUEST_WIDTH ( req ); 2538049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project h = FT_REQUEST_HEIGHT( req ); 2539049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2540049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( req->width && !req->height ) 2541049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project h = w; 2542049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else if ( !req->width && req->height ) 2543049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project w = h; 2544049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2545049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project w = FT_PIX_ROUND( w ); 2546049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project h = FT_PIX_ROUND( h ); 2547049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2548049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project for ( i = 0; i < face->num_fixed_sizes; i++ ) 2549049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2550049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Bitmap_Size* bsize = face->available_sizes + i; 2551049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2552049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2553049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( h != FT_PIX_ROUND( bsize->y_ppem ) ) 2554049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project continue; 2555049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2556049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( w == FT_PIX_ROUND( bsize->x_ppem ) || ignore_width ) 2557049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2558727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_TRACE3(( "FT_Match_Size: bitmap strike %d matches\n", i )); 2559727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 2560049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( size_index ) 2561049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *size_index = (FT_ULong)i; 2562049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2563049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return FT_Err_Ok; 2564049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2565049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2566049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2567727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Pixel_Size ); 2568049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2569049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2570049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2571049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in ftobjs.h */ 2572049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2573049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_BASE_DEF( void ) 2574049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ft_synthesize_vertical_metrics( FT_Glyph_Metrics* metrics, 2575049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Pos advance ) 2576049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2577295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_Pos height = metrics->height; 2578295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 2579295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 2580295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner /* compensate for glyph with bbox above/below the baseline */ 2581295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner if ( metrics->horiBearingY < 0 ) 2582295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner { 2583295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner if ( height < metrics->horiBearingY ) 2584295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner height = metrics->horiBearingY; 2585295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner } 2586295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner else if ( metrics->horiBearingY > 0 ) 2587295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner height -= metrics->horiBearingY; 2588295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 2589049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* the factor 1.2 is a heuristical value */ 2590049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !advance ) 2591295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner advance = height * 12 / 10; 2592049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2593295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner metrics->vertBearingX = metrics->horiBearingX - metrics->horiAdvance / 2; 2594295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner metrics->vertBearingY = ( advance - height ) / 2; 2595049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->vertAdvance = advance; 2596049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2597049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2598049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2599049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static void 2600049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ft_recompute_scaled_metrics( FT_Face face, 2601049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Size_Metrics* metrics ) 2602049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2603049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Compute root ascender, descender, test height, and max_advance */ 2604049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2605049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#ifdef GRID_FIT_METRICS 2606049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->ascender = FT_PIX_CEIL( FT_MulFix( face->ascender, 2607049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->y_scale ) ); 2608049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2609049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->descender = FT_PIX_FLOOR( FT_MulFix( face->descender, 2610049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->y_scale ) ); 2611049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2612049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->height = FT_PIX_ROUND( FT_MulFix( face->height, 2613049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->y_scale ) ); 2614049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2615049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->max_advance = FT_PIX_ROUND( FT_MulFix( face->max_advance_width, 2616049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->x_scale ) ); 2617049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#else /* !GRID_FIT_METRICS */ 2618049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->ascender = FT_MulFix( face->ascender, 2619049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->y_scale ); 2620049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2621049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->descender = FT_MulFix( face->descender, 2622049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->y_scale ); 2623049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2624049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->height = FT_MulFix( face->height, 2625049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->y_scale ); 2626049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2627049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->max_advance = FT_MulFix( face->max_advance_width, 2628049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->x_scale ); 2629049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#endif /* !GRID_FIT_METRICS */ 2630049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2631049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2632049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2633049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_BASE_DEF( void ) 2634049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Select_Metrics( FT_Face face, 2635049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ULong strike_index ) 2636049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2637049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Size_Metrics* metrics; 2638049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Bitmap_Size* bsize; 2639049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2640049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2641049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics = &face->size->metrics; 2642049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project bsize = face->available_sizes + strike_index; 2643049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2644049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->x_ppem = (FT_UShort)( ( bsize->x_ppem + 32 ) >> 6 ); 2645049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->y_ppem = (FT_UShort)( ( bsize->y_ppem + 32 ) >> 6 ); 2646049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2647049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_IS_SCALABLE( face ) ) 2648049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2649049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->x_scale = FT_DivFix( bsize->x_ppem, 2650049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->units_per_EM ); 2651049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->y_scale = FT_DivFix( bsize->y_ppem, 2652049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->units_per_EM ); 2653049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2654049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ft_recompute_scaled_metrics( face, metrics ); 2655049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2656049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 2657049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 265877f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner metrics->x_scale = 1L << 16; 265977f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner metrics->y_scale = 1L << 16; 2660049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->ascender = bsize->y_ppem; 2661049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->descender = 0; 2662049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->height = bsize->height << 6; 2663049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->max_advance = bsize->x_ppem; 2664049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2665bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 2666bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE5(( "FT_Select_Metrics:\n" )); 2667bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE5(( " x scale: %d (%f)\n", 2668bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly metrics->x_scale, metrics->x_scale / 65536.0 )); 2669bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE5(( " y scale: %d (%f)\n", 2670bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly metrics->y_scale, metrics->y_scale / 65536.0 )); 2671bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE5(( " ascender: %f\n", metrics->ascender / 64.0 )); 2672bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE5(( " descender: %f\n", metrics->descender / 64.0 )); 2673bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE5(( " height: %f\n", metrics->height / 64.0 )); 2674bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE5(( " max advance: %f\n", metrics->max_advance / 64.0 )); 2675bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE5(( " x ppem: %d\n", metrics->x_ppem )); 2676bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE5(( " y ppem: %d\n", metrics->y_ppem )); 2677049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2678049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2679049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2680049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_BASE_DEF( void ) 2681049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Request_Metrics( FT_Face face, 2682049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Size_Request req ) 2683049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2684049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Size_Metrics* metrics; 2685049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2686049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2687049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics = &face->size->metrics; 2688049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2689049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_IS_SCALABLE( face ) ) 2690049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2691049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Long w = 0, h = 0, scaled_w = 0, scaled_h = 0; 2692049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2693049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2694049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project switch ( req->type ) 2695049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2696049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project case FT_SIZE_REQUEST_TYPE_NOMINAL: 2697049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project w = h = face->units_per_EM; 2698049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project break; 2699049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2700049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project case FT_SIZE_REQUEST_TYPE_REAL_DIM: 2701049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project w = h = face->ascender - face->descender; 2702049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project break; 2703049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2704049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project case FT_SIZE_REQUEST_TYPE_BBOX: 2705049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project w = face->bbox.xMax - face->bbox.xMin; 2706049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project h = face->bbox.yMax - face->bbox.yMin; 2707049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project break; 2708049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2709049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project case FT_SIZE_REQUEST_TYPE_CELL: 2710049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project w = face->max_advance_width; 2711049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project h = face->ascender - face->descender; 2712049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project break; 2713049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2714049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project case FT_SIZE_REQUEST_TYPE_SCALES: 2715049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->x_scale = (FT_Fixed)req->width; 2716049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->y_scale = (FT_Fixed)req->height; 2717049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !metrics->x_scale ) 2718049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->x_scale = metrics->y_scale; 2719049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else if ( !metrics->y_scale ) 2720049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->y_scale = metrics->x_scale; 2721049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Calculate_Ppem; 2722049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2723049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project case FT_SIZE_REQUEST_TYPE_MAX: 2724049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project break; 2725049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2726049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2727049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* to be on the safe side */ 2728049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( w < 0 ) 2729049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project w = -w; 2730049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2731049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( h < 0 ) 2732049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project h = -h; 2733049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2734049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project scaled_w = FT_REQUEST_WIDTH ( req ); 2735049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project scaled_h = FT_REQUEST_HEIGHT( req ); 2736049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2737049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* determine scales */ 2738049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( req->width ) 2739049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2740049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->x_scale = FT_DivFix( scaled_w, w ); 2741049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2742049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( req->height ) 2743049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2744049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->y_scale = FT_DivFix( scaled_h, h ); 2745049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2746049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( req->type == FT_SIZE_REQUEST_TYPE_CELL ) 2747049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2748049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( metrics->y_scale > metrics->x_scale ) 2749049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->y_scale = metrics->x_scale; 2750049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 2751049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->x_scale = metrics->y_scale; 2752049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2753049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2754049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 2755049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2756049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->y_scale = metrics->x_scale; 2757049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project scaled_h = FT_MulDiv( scaled_w, h, w ); 2758049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2759049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2760049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 2761049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2762049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->x_scale = metrics->y_scale = FT_DivFix( scaled_h, h ); 2763049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project scaled_w = FT_MulDiv( scaled_h, w, h ); 2764049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2765049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2766049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Calculate_Ppem: 2767049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* calculate the ppems */ 2768049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( req->type != FT_SIZE_REQUEST_TYPE_NOMINAL ) 2769049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2770049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project scaled_w = FT_MulFix( face->units_per_EM, metrics->x_scale ); 2771049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project scaled_h = FT_MulFix( face->units_per_EM, metrics->y_scale ); 2772049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2773049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2774049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->x_ppem = (FT_UShort)( ( scaled_w + 32 ) >> 6 ); 2775049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project metrics->y_ppem = (FT_UShort)( ( scaled_h + 32 ) >> 6 ); 2776049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2777049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ft_recompute_scaled_metrics( face, metrics ); 2778049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2779049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 2780049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2781049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ZERO( metrics ); 278277f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner metrics->x_scale = 1L << 16; 278377f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner metrics->y_scale = 1L << 16; 2784049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2785bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 2786bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE5(( "FT_Request_Metrics:\n" )); 2787bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE5(( " x scale: %d (%f)\n", 2788bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly metrics->x_scale, metrics->x_scale / 65536.0 )); 2789bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE5(( " y scale: %d (%f)\n", 2790bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly metrics->y_scale, metrics->y_scale / 65536.0 )); 2791bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE5(( " ascender: %f\n", metrics->ascender / 64.0 )); 2792bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE5(( " descender: %f\n", metrics->descender / 64.0 )); 2793bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE5(( " height: %f\n", metrics->height / 64.0 )); 2794bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE5(( " max advance: %f\n", metrics->max_advance / 64.0 )); 2795bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE5(( " x ppem: %d\n", metrics->x_ppem )); 2796bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE5(( " y ppem: %d\n", metrics->y_ppem )); 2797049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2798049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2799049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2800049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in freetype.h */ 2801049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2802049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_Error ) 2803049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Select_Size( FT_Face face, 2804049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Int strike_index ) 2805049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2806049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Driver_Class clazz; 2807049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2808049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2809049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !face || !FT_HAS_FIXED_SIZES( face ) ) 2810727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Face_Handle ); 2811049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2812049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( strike_index < 0 || strike_index >= face->num_fixed_sizes ) 2813727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Argument ); 2814049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2815049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project clazz = face->driver->clazz; 2816049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2817049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( clazz->select_size ) 2818bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly { 2819bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_Error error; 2820bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 2821bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 2822bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly error = clazz->select_size( face->size, (FT_ULong)strike_index ); 2823bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 2824bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly#ifdef FT_DEBUG_LEVEL_TRACE 2825bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly { 2826bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_Size_Metrics* metrics = &face->size->metrics; 2827bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 2828bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 2829bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE5(( "FT_Select_Size (font driver's `select_size'):\n" )); 2830bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE5(( " x scale: %d (%f)\n", 2831bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly metrics->x_scale, metrics->x_scale / 65536.0 )); 2832bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE5(( " y scale: %d (%f)\n", 2833bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly metrics->y_scale, metrics->y_scale / 65536.0 )); 2834bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE5(( " ascender: %f\n", metrics->ascender / 64.0 )); 2835bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE5(( " descender: %f\n", metrics->descender / 64.0 )); 2836bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE5(( " height: %f\n", metrics->height / 64.0 )); 2837bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE5(( " max advance: %f\n", metrics->max_advance / 64.0 )); 2838bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE5(( " x ppem: %d\n", metrics->x_ppem )); 2839bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE5(( " y ppem: %d\n", metrics->y_ppem )); 2840bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly } 2841bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly#endif 2842bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 2843bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly return error; 2844bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly } 2845049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2846049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Select_Metrics( face, (FT_ULong)strike_index ); 2847049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2848049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return FT_Err_Ok; 2849049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2850049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2851049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2852049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in freetype.h */ 2853049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2854049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_Error ) 2855049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Request_Size( FT_Face face, 2856049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Size_Request req ) 2857049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2858049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Driver_Class clazz; 2859049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ULong strike_index; 2860049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2861049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2862049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !face ) 2863727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Face_Handle ); 2864049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2865049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !req || req->width < 0 || req->height < 0 || 2866049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project req->type >= FT_SIZE_REQUEST_TYPE_MAX ) 2867727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Argument ); 2868049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2869049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project clazz = face->driver->clazz; 2870049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2871049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( clazz->request_size ) 2872bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly { 2873bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_Error error; 2874bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 2875bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 2876bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly error = clazz->request_size( face->size, req ); 2877bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 2878bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly#ifdef FT_DEBUG_LEVEL_TRACE 2879bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly { 2880bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_Size_Metrics* metrics = &face->size->metrics; 2881bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 2882bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 2883bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE5(( "FT_Request_Size (font driver's `request_size'):\n" )); 2884bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE5(( " x scale: %d (%f)\n", 2885bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly metrics->x_scale, metrics->x_scale / 65536.0 )); 2886bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE5(( " y scale: %d (%f)\n", 2887bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly metrics->y_scale, metrics->y_scale / 65536.0 )); 2888bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE5(( " ascender: %f\n", metrics->ascender / 64.0 )); 2889bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE5(( " descender: %f\n", metrics->descender / 64.0 )); 2890bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE5(( " height: %f\n", metrics->height / 64.0 )); 2891bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE5(( " max advance: %f\n", metrics->max_advance / 64.0 )); 2892bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE5(( " x ppem: %d\n", metrics->x_ppem )); 2893bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE5(( " y ppem: %d\n", metrics->y_ppem )); 2894bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly } 2895bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly#endif 2896bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 2897bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly return error; 2898bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly } 2899049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2900049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* 2901049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project * The reason that a driver doesn't have `request_size' defined is 2902049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project * either that the scaling here suffices or that the supported formats 2903049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project * are bitmap-only and size matching is not implemented. 2904049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project * 2905049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project * In the latter case, a simple size matching is done. 2906049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project */ 2907049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !FT_IS_SCALABLE( face ) && FT_HAS_FIXED_SIZES( face ) ) 2908049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2909049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Error error; 2910049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2911049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2912049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = FT_Match_Size( face, req, 0, &strike_index ); 2913049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( error ) 2914049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 2915049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2916049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return FT_Select_Size( face, (FT_Int)strike_index ); 2917049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2918049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2919049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Request_Metrics( face, req ); 2920049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2921049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return FT_Err_Ok; 2922049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2923049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2924049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2925049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in freetype.h */ 2926049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2927049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_Error ) 2928049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Set_Char_Size( FT_Face face, 2929049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_F26Dot6 char_width, 2930049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_F26Dot6 char_height, 2931049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UInt horz_resolution, 2932049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UInt vert_resolution ) 2933049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2934049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Size_RequestRec req; 2935049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2936049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2937049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !char_width ) 2938049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project char_width = char_height; 2939049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else if ( !char_height ) 2940049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project char_height = char_width; 2941049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2942049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !horz_resolution ) 2943049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project horz_resolution = vert_resolution; 2944049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else if ( !vert_resolution ) 2945049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project vert_resolution = horz_resolution; 2946049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2947049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( char_width < 1 * 64 ) 2948049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project char_width = 1 * 64; 2949049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( char_height < 1 * 64 ) 2950049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project char_height = 1 * 64; 2951049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2952049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !horz_resolution ) 2953049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project horz_resolution = vert_resolution = 72; 2954049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2955049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project req.type = FT_SIZE_REQUEST_TYPE_NOMINAL; 2956049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project req.width = char_width; 2957049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project req.height = char_height; 2958049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project req.horiResolution = horz_resolution; 2959049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project req.vertResolution = vert_resolution; 2960049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2961049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return FT_Request_Size( face, &req ); 2962049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2963049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2964049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2965049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in freetype.h */ 2966049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2967049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_Error ) 2968049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Set_Pixel_Sizes( FT_Face face, 2969049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UInt pixel_width, 2970049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UInt pixel_height ) 2971049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 2972049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Size_RequestRec req; 2973049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2974049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2975049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( pixel_width == 0 ) 2976049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project pixel_width = pixel_height; 2977049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else if ( pixel_height == 0 ) 2978049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project pixel_height = pixel_width; 2979049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2980049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( pixel_width < 1 ) 2981049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project pixel_width = 1; 2982049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( pixel_height < 1 ) 2983049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project pixel_height = 1; 2984049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2985049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* use `>=' to avoid potential compiler warning on 16bit platforms */ 2986049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( pixel_width >= 0xFFFFU ) 2987049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project pixel_width = 0xFFFFU; 2988049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( pixel_height >= 0xFFFFU ) 2989049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project pixel_height = 0xFFFFU; 2990049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2991049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project req.type = FT_SIZE_REQUEST_TYPE_NOMINAL; 2992049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project req.width = pixel_width << 6; 2993049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project req.height = pixel_height << 6; 2994049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project req.horiResolution = 0; 2995049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project req.vertResolution = 0; 2996049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 2997049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return FT_Request_Size( face, &req ); 2998049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 2999049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3000049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3001049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in freetype.h */ 3002049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3003049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_Error ) 3004049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Get_Kerning( FT_Face face, 3005049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UInt left_glyph, 3006049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UInt right_glyph, 3007049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UInt kern_mode, 3008049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Vector *akerning ) 3009049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3010049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Error error = FT_Err_Ok; 3011049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Driver driver; 3012049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3013049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3014049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !face ) 3015727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Face_Handle ); 3016049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3017049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !akerning ) 3018727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Argument ); 3019049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3020049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project driver = face->driver; 3021049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3022049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project akerning->x = 0; 3023049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project akerning->y = 0; 3024049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3025049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( driver->clazz->get_kerning ) 3026049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3027049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = driver->clazz->get_kerning( face, 3028049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project left_glyph, 3029049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project right_glyph, 3030049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project akerning ); 3031049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !error ) 3032049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3033049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( kern_mode != FT_KERNING_UNSCALED ) 3034049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3035049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project akerning->x = FT_MulFix( akerning->x, face->size->metrics.x_scale ); 3036049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project akerning->y = FT_MulFix( akerning->y, face->size->metrics.y_scale ); 3037049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3038049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( kern_mode != FT_KERNING_UNFITTED ) 3039049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3040049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* we scale down kerning values for small ppem values */ 3041049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* to avoid that rounding makes them too big. */ 3042049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* `25' has been determined heuristically. */ 3043049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( face->size->metrics.x_ppem < 25 ) 3044049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project akerning->x = FT_MulDiv( akerning->x, 3045049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->size->metrics.x_ppem, 25 ); 3046049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( face->size->metrics.y_ppem < 25 ) 3047049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project akerning->y = FT_MulDiv( akerning->y, 3048049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->size->metrics.y_ppem, 25 ); 3049049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3050049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project akerning->x = FT_PIX_ROUND( akerning->x ); 3051049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project akerning->y = FT_PIX_ROUND( akerning->y ); 3052049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3053049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3054049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3055049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3056049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3057049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 3058049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3059049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3060049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3061049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in freetype.h */ 3062049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3063049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_Error ) 3064049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Get_Track_Kerning( FT_Face face, 3065049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Fixed point_size, 3066049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Int degree, 3067049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Fixed* akerning ) 3068049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3069049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Service_Kerning service; 3070049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Error error = FT_Err_Ok; 3071049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3072049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3073049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !face ) 3074727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Face_Handle ); 3075049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3076049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !akerning ) 3077727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Argument ); 3078049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3079049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FACE_FIND_SERVICE( face, service, KERNING ); 3080049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !service ) 3081727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Unimplemented_Feature ); 3082049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3083049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = service->get_track( face, 3084049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project point_size, 3085049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project degree, 3086049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project akerning ); 3087049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3088049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 3089049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3090049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3091049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3092049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in freetype.h */ 3093049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3094049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_Error ) 3095049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Select_Charmap( FT_Face face, 3096049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Encoding encoding ) 3097049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3098049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_CharMap* cur; 3099049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_CharMap* limit; 3100049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3101049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3102049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !face ) 3103727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Face_Handle ); 3104049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3105049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( encoding == FT_ENCODING_NONE ) 3106727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Argument ); 3107049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3108049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* FT_ENCODING_UNICODE is special. We try to find the `best' Unicode */ 3109049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* charmap available, i.e., one with UCS-4 characters, if possible. */ 3110049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 3111049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* This is done by find_unicode_charmap() above, to share code. */ 3112049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( encoding == FT_ENCODING_UNICODE ) 3113049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return find_unicode_charmap( face ); 3114049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3115049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project cur = face->charmaps; 3116049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !cur ) 3117727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_CharMap_Handle ); 3118049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3119049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project limit = cur + face->num_charmaps; 3120049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3121049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project for ( ; cur < limit; cur++ ) 3122049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3123049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( cur[0]->encoding == encoding ) 3124049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3125aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich#ifdef FT_MAX_CHARMAP_CACHEABLE 3126aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich if ( cur - face->charmaps > FT_MAX_CHARMAP_CACHEABLE ) 3127aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich { 3128aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_ERROR(( "FT_Select_Charmap: requested charmap is found (%d), " 3129aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich "but in too late position to cache\n", 3130aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich cur - face->charmaps )); 3131aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich continue; 3132aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich } 3133aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich#endif 3134049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->charmap = cur[0]; 3135049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return 0; 3136049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3137049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3138049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3139727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Argument ); 3140049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3141049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3142049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3143049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in freetype.h */ 3144049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3145049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_Error ) 3146049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Set_Charmap( FT_Face face, 3147049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_CharMap charmap ) 3148049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3149049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_CharMap* cur; 3150049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_CharMap* limit; 3151049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3152049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3153049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !face ) 3154727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Face_Handle ); 3155049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3156049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project cur = face->charmaps; 3157049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !cur ) 3158727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_CharMap_Handle ); 3159049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_Get_CMap_Format( charmap ) == 14 ) 3160727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Argument ); 3161049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3162049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project limit = cur + face->num_charmaps; 3163049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3164049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project for ( ; cur < limit; cur++ ) 3165049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3166049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( cur[0] == charmap ) 3167049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3168aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich#ifdef FT_MAX_CHARMAP_CACHEABLE 3169aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich if ( cur - face->charmaps > FT_MAX_CHARMAP_CACHEABLE ) 3170aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich { 3171aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_ERROR(( "FT_Set_Charmap: requested charmap is found (%d), " 3172aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich "but in too late position to cache\n", 3173aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich cur - face->charmaps )); 3174aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich continue; 3175aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich } 3176aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich#endif 3177049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->charmap = cur[0]; 3178049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return 0; 3179049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3180049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3181727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Argument ); 3182049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3183049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3184049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3185049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in freetype.h */ 3186049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3187049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_Int ) 3188049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Get_Charmap_Index( FT_CharMap charmap ) 3189049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3190049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Int i; 3191049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3192049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3193aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich if ( !charmap || !charmap->face ) 3194aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich return -1; 3195aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich 3196049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project for ( i = 0; i < charmap->face->num_charmaps; i++ ) 3197049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( charmap->face->charmaps[i] == charmap ) 3198049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project break; 3199049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3200049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ASSERT( i < charmap->face->num_charmaps ); 3201049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3202aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich#ifdef FT_MAX_CHARMAP_CACHEABLE 3203aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich if ( i > FT_MAX_CHARMAP_CACHEABLE ) 3204aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich { 3205aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_ERROR(( "FT_Get_Charmap_Index: requested charmap is found (%d), " 3206aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich "but in too late position to cache\n", 3207aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich i )); 3208aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich return -i; 3209aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich } 3210aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich#endif 3211049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return i; 3212049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3213049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3214049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3215049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static void 3216049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ft_cmap_done_internal( FT_CMap cmap ) 3217049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3218049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_CMap_Class clazz = cmap->clazz; 3219049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Face face = cmap->charmap.face; 3220727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_Memory memory = FT_FACE_MEMORY( face ); 3221049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3222049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3223049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( clazz->done ) 3224049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project clazz->done( cmap ); 3225049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3226049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( cmap ); 3227049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3228049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3229049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3230049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_BASE_DEF( void ) 3231049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_CMap_Done( FT_CMap cmap ) 3232049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3233049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( cmap ) 3234049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3235049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Face face = cmap->charmap.face; 3236049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Memory memory = FT_FACE_MEMORY( face ); 3237049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Error error; 3238049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Int i, j; 3239049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3240049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3241049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project for ( i = 0; i < face->num_charmaps; i++ ) 3242049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3243049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( (FT_CMap)face->charmaps[i] == cmap ) 3244049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3245049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_CharMap last_charmap = face->charmaps[face->num_charmaps - 1]; 3246049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3247049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3248049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_RENEW_ARRAY( face->charmaps, 3249049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->num_charmaps, 3250049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->num_charmaps - 1 ) ) 3251049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return; 3252049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3253049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* remove it from our list of charmaps */ 3254049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project for ( j = i + 1; j < face->num_charmaps; j++ ) 3255049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3256049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( j == face->num_charmaps - 1 ) 3257049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->charmaps[j - 1] = last_charmap; 3258049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 3259049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->charmaps[j - 1] = face->charmaps[j]; 3260049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3261049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3262049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->num_charmaps--; 3263049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3264049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( (FT_CMap)face->charmap == cmap ) 3265049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->charmap = NULL; 3266049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3267049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ft_cmap_done_internal( cmap ); 3268049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3269049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project break; 3270049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3271049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3272049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3273049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3274049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3275049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3276049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_BASE_DEF( FT_Error ) 3277049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_CMap_New( FT_CMap_Class clazz, 3278049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Pointer init_data, 3279049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_CharMap charmap, 3280049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_CMap *acmap ) 3281049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3282049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Error error = FT_Err_Ok; 3283049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Face face; 3284049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Memory memory; 3285aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner FT_CMap cmap = NULL; 3286049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3287049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3288049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( clazz == NULL || charmap == NULL || charmap->face == NULL ) 3289727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Argument ); 3290049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3291049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face = charmap->face; 3292049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project memory = FT_FACE_MEMORY( face ); 3293049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3294049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !FT_ALLOC( cmap, clazz->size ) ) 3295049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3296049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project cmap->charmap = *charmap; 3297049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project cmap->clazz = clazz; 3298049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3299049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( clazz->init ) 3300049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3301049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = clazz->init( cmap, init_data ); 3302049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( error ) 3303049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Fail; 3304049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3305049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3306049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* add it to our list of charmaps */ 3307049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_RENEW_ARRAY( face->charmaps, 3308049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->num_charmaps, 3309049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->num_charmaps + 1 ) ) 3310049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Fail; 3311049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3312049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->charmaps[face->num_charmaps++] = (FT_CharMap)cmap; 3313049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3314049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3315049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Exit: 3316049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( acmap ) 3317049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *acmap = cmap; 3318049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3319049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 3320049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3321049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Fail: 3322049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ft_cmap_done_internal( cmap ); 3323049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project cmap = NULL; 3324049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 3325049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3326049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3327049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3328049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in freetype.h */ 3329049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3330049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_UInt ) 3331049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Get_Char_Index( FT_Face face, 3332049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ULong charcode ) 3333049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3334049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UInt result = 0; 3335049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3336049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3337049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( face && face->charmap ) 3338049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3339049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_CMap cmap = FT_CMAP( face->charmap ); 3340049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3341049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3342295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner if ( charcode > 0xFFFFFFFFUL ) 3343295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner { 3344295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_TRACE1(( "FT_Get_Char_Index: too large charcode" )); 3345295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_TRACE1(( " 0x%x is truncated\n", charcode )); 3346295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner } 3347295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner result = cmap->clazz->char_index( cmap, (FT_UInt32)charcode ); 3348049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3349aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich return result; 3350049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3351049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3352049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3353049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in freetype.h */ 3354049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3355049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_ULong ) 3356049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Get_First_Char( FT_Face face, 3357049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UInt *agindex ) 3358049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3359049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ULong result = 0; 3360049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UInt gindex = 0; 3361049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3362049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 33639c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod /* only do something if we have a charmap, and we have glyphs at all */ 3364aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich if ( face && face->charmap && face->num_glyphs ) 3365049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3366049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project gindex = FT_Get_Char_Index( face, 0 ); 3367aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich if ( gindex == 0 || gindex >= (FT_UInt)face->num_glyphs ) 3368049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project result = FT_Get_Next_Char( face, 0, &gindex ); 3369049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3370049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3371aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich if ( agindex ) 3372049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *agindex = gindex; 3373049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3374049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return result; 3375049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3376049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3377049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3378049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in freetype.h */ 3379049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3380049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_ULong ) 3381049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Get_Next_Char( FT_Face face, 3382049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ULong charcode, 3383049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UInt *agindex ) 3384049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3385049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ULong result = 0; 3386049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UInt gindex = 0; 3387049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3388049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3389aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich if ( face && face->charmap && face->num_glyphs ) 3390049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3391049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UInt32 code = (FT_UInt32)charcode; 3392049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_CMap cmap = FT_CMAP( face->charmap ); 3393049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3394049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3395ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease do 3396ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease { 3397aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich gindex = cmap->clazz->char_next( cmap, &code ); 3398ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease 3399aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich } while ( gindex >= (FT_UInt)face->num_glyphs ); 3400aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich 3401049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project result = ( gindex == 0 ) ? 0 : code; 3402049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3403049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3404049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( agindex ) 3405049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *agindex = gindex; 3406049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3407049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return result; 3408049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3409049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3410049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3411049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in freetype.h */ 3412049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3413049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_UInt ) 3414049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Face_GetCharVariantIndex( FT_Face face, 3415049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ULong charcode, 3416049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ULong variantSelector ) 3417049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3418049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UInt result = 0; 3419049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3420049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3421049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( face && face->charmap && 3422049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->charmap->encoding == FT_ENCODING_UNICODE ) 3423049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3424049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_CharMap charmap = find_variant_selector_charmap( face ); 3425049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_CMap ucmap = FT_CMAP( face->charmap ); 3426049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3427049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3428049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( charmap != NULL ) 3429049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3430049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_CMap vcmap = FT_CMAP( charmap ); 3431049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3432049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3433295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner if ( charcode > 0xFFFFFFFFUL ) 3434295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner { 3435295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_TRACE1(( "FT_Get_Char_Index: too large charcode" )); 3436295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_TRACE1(( " 0x%x is truncated\n", charcode )); 3437295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner } 3438295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner if ( variantSelector > 0xFFFFFFFFUL ) 3439295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner { 3440295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_TRACE1(( "FT_Get_Char_Index: too large variantSelector" )); 3441295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_TRACE1(( " 0x%x is truncated\n", variantSelector )); 3442295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner } 3443295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 3444295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner result = vcmap->clazz->char_var_index( vcmap, ucmap, 3445295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner (FT_UInt32)charcode, 3446295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner (FT_UInt32)variantSelector ); 3447049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3448049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3449049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3450049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return result; 3451049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3452049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3453049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3454049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in freetype.h */ 3455049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3456049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_Int ) 3457049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Face_GetCharVariantIsDefault( FT_Face face, 3458049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ULong charcode, 3459049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ULong variantSelector ) 3460049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3461049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Int result = -1; 3462049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3463049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3464049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( face ) 3465049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3466049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_CharMap charmap = find_variant_selector_charmap( face ); 3467049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3468049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3469049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( charmap != NULL ) 3470049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3471049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_CMap vcmap = FT_CMAP( charmap ); 3472049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3473049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3474295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner if ( charcode > 0xFFFFFFFFUL ) 3475295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner { 3476295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_TRACE1(( "FT_Get_Char_Index: too large charcode" )); 3477295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_TRACE1(( " 0x%x is truncated\n", charcode )); 3478295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner } 3479295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner if ( variantSelector > 0xFFFFFFFFUL ) 3480295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner { 3481295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_TRACE1(( "FT_Get_Char_Index: too large variantSelector" )); 3482295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_TRACE1(( " 0x%x is truncated\n", variantSelector )); 3483295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner } 3484295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 3485295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner result = vcmap->clazz->char_var_default( vcmap, 3486295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner (FT_UInt32)charcode, 3487295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner (FT_UInt32)variantSelector ); 3488049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3489049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3490049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3491049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return result; 3492049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3493049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3494049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3495049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in freetype.h */ 3496049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3497049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_UInt32* ) 3498049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Face_GetVariantSelectors( FT_Face face ) 3499049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3500049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UInt32 *result = NULL; 3501049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3502049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3503049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( face ) 3504049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3505049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_CharMap charmap = find_variant_selector_charmap( face ); 3506049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3507049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3508049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( charmap != NULL ) 3509049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3510049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_CMap vcmap = FT_CMAP( charmap ); 3511049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Memory memory = FT_FACE_MEMORY( face ); 3512049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3513049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3514049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project result = vcmap->clazz->variant_list( vcmap, memory ); 3515049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3516049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3517049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3518049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return result; 3519049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3520049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3521049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3522049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in freetype.h */ 3523049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3524049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_UInt32* ) 3525049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Face_GetVariantsOfChar( FT_Face face, 3526049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ULong charcode ) 3527049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3528049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UInt32 *result = NULL; 3529049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3530049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3531049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( face ) 3532049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3533049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_CharMap charmap = find_variant_selector_charmap( face ); 3534049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3535049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3536049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( charmap != NULL ) 3537049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3538049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_CMap vcmap = FT_CMAP( charmap ); 3539049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Memory memory = FT_FACE_MEMORY( face ); 3540049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3541049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3542295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner if ( charcode > 0xFFFFFFFFUL ) 3543295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner { 3544295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_TRACE1(( "FT_Get_Char_Index: too large charcode" )); 3545295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_TRACE1(( " 0x%x is truncated\n", charcode )); 3546295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner } 3547295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 3548295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner result = vcmap->clazz->charvariant_list( vcmap, memory, 3549295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner (FT_UInt32)charcode ); 3550049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3551049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3552049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return result; 3553049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3554049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3555049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3556049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in freetype.h */ 3557049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3558049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_UInt32* ) 3559049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Face_GetCharsOfVariant( FT_Face face, 3560049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ULong variantSelector ) 3561049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3562049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UInt32 *result = NULL; 3563049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3564049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3565049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( face ) 3566049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3567049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_CharMap charmap = find_variant_selector_charmap( face ); 3568049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3569049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3570049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( charmap != NULL ) 3571049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3572049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_CMap vcmap = FT_CMAP( charmap ); 3573049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Memory memory = FT_FACE_MEMORY( face ); 3574049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3575049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3576295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner if ( variantSelector > 0xFFFFFFFFUL ) 3577295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner { 3578295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_TRACE1(( "FT_Get_Char_Index: too large variantSelector" )); 3579295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_TRACE1(( " 0x%x is truncated\n", variantSelector )); 3580295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner } 3581295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 3582049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project result = vcmap->clazz->variantchar_list( vcmap, memory, 3583295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner (FT_UInt32)variantSelector ); 3584049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3585049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3586049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3587049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return result; 3588049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3589049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3590049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3591049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in freetype.h */ 3592049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3593049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_UInt ) 3594049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Get_Name_Index( FT_Face face, 3595049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_String* glyph_name ) 3596049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3597049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UInt result = 0; 3598049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3599049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3600049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( face && FT_HAS_GLYPH_NAMES( face ) ) 3601049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3602049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Service_GlyphDict service; 3603049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3604049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3605049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FACE_LOOKUP_SERVICE( face, 3606049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project service, 3607049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project GLYPH_DICT ); 3608049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3609049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( service && service->name_index ) 3610049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project result = service->name_index( face, glyph_name ); 3611049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3612049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3613049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return result; 3614049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3615049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3616049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3617049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in freetype.h */ 3618049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3619049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_Error ) 3620049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Get_Glyph_Name( FT_Face face, 3621049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UInt glyph_index, 3622049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Pointer buffer, 3623049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UInt buffer_max ) 3624049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3625727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_Error error = FT_ERR( Invalid_Argument ); 3626049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3627049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3628049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* clean up buffer */ 3629049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( buffer && buffer_max > 0 ) 3630049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ((FT_Byte*)buffer)[0] = 0; 3631049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3632049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( face && 3633295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner (FT_Long)glyph_index <= face->num_glyphs && 3634049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_HAS_GLYPH_NAMES( face ) ) 3635049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3636049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Service_GlyphDict service; 3637049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3638049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3639049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FACE_LOOKUP_SERVICE( face, 3640049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project service, 3641049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project GLYPH_DICT ); 3642049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3643049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( service && service->get_name ) 3644049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = service->get_name( face, glyph_index, buffer, buffer_max ); 3645049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3646049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3647049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 3648049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3649049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3650049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3651049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in freetype.h */ 3652049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3653049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( const char* ) 3654049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Get_Postscript_Name( FT_Face face ) 3655049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3656049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project const char* result = NULL; 3657049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3658049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3659049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !face ) 3660049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 3661049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3662049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !result ) 3663049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3664049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Service_PsFontName service; 3665049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3666049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3667049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FACE_LOOKUP_SERVICE( face, 3668049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project service, 3669049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project POSTSCRIPT_FONT_NAME ); 3670049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3671049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( service && service->get_ps_font_name ) 3672049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project result = service->get_ps_font_name( face ); 3673049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3674049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3675049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Exit: 3676049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return result; 3677049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3678049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3679049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3680049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in tttables.h */ 3681049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3682049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( void* ) 3683049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Get_Sfnt_Table( FT_Face face, 3684049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Sfnt_Tag tag ) 3685049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3686049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project void* table = 0; 3687049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Service_SFNT_Table service; 3688049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3689049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3690049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( face && FT_IS_SFNT( face ) ) 3691049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3692049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FACE_FIND_SERVICE( face, service, SFNT_TABLE ); 3693049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( service != NULL ) 3694049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project table = service->get_table( face, tag ); 3695049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3696049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3697049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return table; 3698049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3699049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3700049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3701049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in tttables.h */ 3702049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3703049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_Error ) 3704049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Load_Sfnt_Table( FT_Face face, 3705049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ULong tag, 3706049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Long offset, 3707049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Byte* buffer, 3708049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ULong* length ) 3709049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3710049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Service_SFNT_Table service; 3711049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3712049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3713049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !face || !FT_IS_SFNT( face ) ) 3714727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Face_Handle ); 3715049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3716049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FACE_FIND_SERVICE( face, service, SFNT_TABLE ); 3717049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( service == NULL ) 3718727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Unimplemented_Feature ); 3719049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3720049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return service->load_table( face, tag, offset, buffer, length ); 3721049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3722049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3723049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3724049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in tttables.h */ 3725049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3726049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_Error ) 3727049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Sfnt_Table_Info( FT_Face face, 3728049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UInt table_index, 3729049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ULong *tag, 3730049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ULong *length ) 3731049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3732049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Service_SFNT_Table service; 3733295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_ULong offset; 3734049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3735049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3736049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !face || !FT_IS_SFNT( face ) ) 3737727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Face_Handle ); 3738049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3739049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FACE_FIND_SERVICE( face, service, SFNT_TABLE ); 3740049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( service == NULL ) 3741727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Unimplemented_Feature ); 3742049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3743295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner return service->table_info( face, table_index, tag, &offset, length ); 3744049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3745049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3746049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3747049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in tttables.h */ 3748049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3749049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_ULong ) 3750049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Get_CMap_Language_ID( FT_CharMap charmap ) 3751049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3752049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Service_TTCMaps service; 3753049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Face face; 3754049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project TT_CMapInfo cmap_info; 3755049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3756049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3757049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !charmap || !charmap->face ) 3758049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return 0; 3759049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3760049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face = charmap->face; 3761049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FACE_FIND_SERVICE( face, service, TT_CMAP ); 3762049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( service == NULL ) 3763049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return 0; 3764049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( service->get_cmap_info( charmap, &cmap_info )) 3765049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return 0; 3766049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3767049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return cmap_info.language; 3768049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3769049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3770049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3771049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in tttables.h */ 3772049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3773049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_Long ) 3774049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Get_CMap_Format( FT_CharMap charmap ) 3775049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3776049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Service_TTCMaps service; 3777049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Face face; 3778049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project TT_CMapInfo cmap_info; 3779049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3780049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3781049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !charmap || !charmap->face ) 3782049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return -1; 3783049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3784049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face = charmap->face; 3785049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FACE_FIND_SERVICE( face, service, TT_CMAP ); 3786049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( service == NULL ) 3787049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return -1; 3788049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( service->get_cmap_info( charmap, &cmap_info )) 3789049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return -1; 3790049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3791049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return cmap_info.format; 3792049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3793049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3794049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3795049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in ftsizes.h */ 3796049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3797049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_Error ) 3798049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Activate_Size( FT_Size size ) 3799049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3800049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Face face; 3801049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3802049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3803049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( size == NULL ) 3804727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Argument ); 3805049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3806049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face = size->face; 3807049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( face == NULL || face->driver == NULL ) 3808727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Argument ); 3809049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3810049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* we don't need anything more complex than that; all size objects */ 3811049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* are already listed by the face */ 3812049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project face->size = size; 3813049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3814049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return FT_Err_Ok; 3815049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3816049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3817049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3818049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*************************************************************************/ 3819049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*************************************************************************/ 3820049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*************************************************************************/ 3821049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /**** ****/ 3822049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /**** ****/ 3823049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /**** R E N D E R E R S ****/ 3824049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /**** ****/ 3825049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /**** ****/ 3826049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*************************************************************************/ 3827049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*************************************************************************/ 3828049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*************************************************************************/ 3829049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3830049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* lookup a renderer by glyph format in the library's list */ 3831049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_BASE_DEF( FT_Renderer ) 3832049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Lookup_Renderer( FT_Library library, 3833049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Glyph_Format format, 3834049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ListNode* node ) 3835049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3836049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ListNode cur; 3837049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Renderer result = 0; 3838049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3839049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3840049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !library ) 3841049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 3842049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3843049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project cur = library->renderers.head; 3844049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3845049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( node ) 3846049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3847049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( *node ) 3848049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project cur = (*node)->next; 3849049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *node = 0; 3850049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3851049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3852049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project while ( cur ) 3853049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3854049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Renderer renderer = FT_RENDERER( cur->data ); 3855049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3856049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3857049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( renderer->glyph_format == format ) 3858049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3859049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( node ) 3860049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *node = cur; 3861049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3862049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project result = renderer; 3863049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project break; 3864049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3865049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project cur = cur->next; 3866049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3867049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3868049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Exit: 3869049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return result; 3870049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3871049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3872049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3873049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static FT_Renderer 3874049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ft_lookup_glyph_renderer( FT_GlyphSlot slot ) 3875049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3876049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Face face = slot->face; 3877049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Library library = FT_FACE_LIBRARY( face ); 3878049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Renderer result = library->cur_renderer; 3879049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3880049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3881049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !result || result->glyph_format != slot->format ) 3882049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project result = FT_Lookup_Renderer( library, slot->format, 0 ); 3883049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3884049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return result; 3885049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3886049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3887049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3888049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static void 3889049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ft_set_current_renderer( FT_Library library ) 3890049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3891049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Renderer renderer; 3892049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3893049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3894049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project renderer = FT_Lookup_Renderer( library, FT_GLYPH_FORMAT_OUTLINE, 0 ); 3895049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project library->cur_renderer = renderer; 3896049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3897049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3898049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3899049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static FT_Error 3900049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ft_add_renderer( FT_Module module ) 3901049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3902049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Library library = module->library; 3903049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Memory memory = library->memory; 3904049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Error error; 3905aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_ListNode node = NULL; 3906049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3907049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3908049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_NEW( node ) ) 3909049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 3910049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3911049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3912049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Renderer render = FT_RENDERER( module ); 3913049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Renderer_Class* clazz = (FT_Renderer_Class*)module->clazz; 3914049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3915049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3916049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project render->clazz = clazz; 3917049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project render->glyph_format = clazz->glyph_format; 3918049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3919049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* allocate raster object if needed */ 3920049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( clazz->glyph_format == FT_GLYPH_FORMAT_OUTLINE && 3921aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich clazz->raster_class->raster_new ) 3922049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3923049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = clazz->raster_class->raster_new( memory, &render->raster ); 3924049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( error ) 3925049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Fail; 3926049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3927049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project render->raster_render = clazz->raster_class->raster_render; 3928049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project render->render = clazz->render_glyph; 3929049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3930049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3931049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* add to list */ 3932049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project node->data = module; 3933049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_List_Add( &library->renderers, node ); 3934049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3935049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ft_set_current_renderer( library ); 3936049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3937049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3938049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Fail: 3939049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( error ) 3940049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( node ); 3941049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3942049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Exit: 3943049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 3944049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3945049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3946049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3947049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static void 3948049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ft_remove_renderer( FT_Module module ) 3949049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 39509c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod FT_Library library; 39519c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod FT_Memory memory; 3952049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ListNode node; 3953049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3954049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 39559c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod library = module->library; 39569c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod if ( !library ) 39579c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod return; 39589c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod 39599c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod memory = library->memory; 39609c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod 3961049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project node = FT_List_Find( &library->renderers, module ); 3962049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( node ) 3963049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3964049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Renderer render = FT_RENDERER( module ); 3965049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3966049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3967049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* release raster object, if any */ 3968aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich if ( render->clazz->glyph_format == FT_GLYPH_FORMAT_OUTLINE && 3969aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich render->raster ) 3970049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project render->clazz->raster_class->raster_done( render->raster ); 3971049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3972049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* remove from list */ 3973049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_List_Remove( &library->renderers, node ); 3974049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( node ); 3975049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3976049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ft_set_current_renderer( library ); 3977049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3978049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3979049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3980049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3981049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in ftrender.h */ 3982049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3983049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_Renderer ) 3984049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Get_Renderer( FT_Library library, 3985049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Glyph_Format format ) 3986049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 3987049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* test for valid `library' delayed to FT_Lookup_Renderer() */ 3988049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3989049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return FT_Lookup_Renderer( library, format, 0 ); 3990049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 3991049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3992049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3993049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in ftrender.h */ 3994049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 3995049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_Error ) 3996049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Set_Renderer( FT_Library library, 3997049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Renderer renderer, 3998049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UInt num_params, 3999049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Parameter* parameters ) 4000049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4001049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ListNode node; 4002049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Error error = FT_Err_Ok; 4003049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4004049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4005049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !library ) 4006727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Library_Handle ); 4007049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4008049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !renderer ) 4009727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Argument ); 4010049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4011049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project node = FT_List_Find( &library->renderers, renderer ); 4012049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !node ) 4013049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4014727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease error = FT_THROW( Invalid_Argument ); 4015049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 4016049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4017049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4018049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_List_Up( &library->renderers, node ); 4019049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4020049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( renderer->glyph_format == FT_GLYPH_FORMAT_OUTLINE ) 4021049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project library->cur_renderer = renderer; 4022049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4023049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( num_params > 0 ) 4024049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4025049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Renderer_SetModeFunc set_mode = renderer->clazz->set_mode; 4026049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4027049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4028049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project for ( ; num_params > 0; num_params-- ) 4029049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4030049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = set_mode( renderer, parameters->tag, parameters->data ); 4031049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( error ) 4032049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project break; 4033aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner parameters++; 4034049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4035049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4036049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4037049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Exit: 4038049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 4039049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4040049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4041049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4042049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_BASE_DEF( FT_Error ) 4043049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Render_Glyph_Internal( FT_Library library, 4044049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_GlyphSlot slot, 4045049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Render_Mode render_mode ) 4046049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4047049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Error error = FT_Err_Ok; 4048049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Renderer renderer; 4049049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4050049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4051049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* if it is already a bitmap, no need to do anything */ 4052049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project switch ( slot->format ) 4053049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4054049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project case FT_GLYPH_FORMAT_BITMAP: /* already a bitmap, don't do anything */ 4055049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project break; 4056049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4057049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project default: 4058049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4059049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ListNode node = 0; 4060049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Bool update = 0; 4061049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4062049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4063049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* small shortcut for the very common case */ 4064049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( slot->format == FT_GLYPH_FORMAT_OUTLINE ) 4065049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4066049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project renderer = library->cur_renderer; 4067049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project node = library->renderers.head; 4068049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4069049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 4070049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project renderer = FT_Lookup_Renderer( library, slot->format, &node ); 4071049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4072727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease error = FT_ERR( Unimplemented_Feature ); 4073049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project while ( renderer ) 4074049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4075049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = renderer->render( renderer, slot, render_mode, NULL ); 4076727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease if ( !error || 4077727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_ERR_NEQ( error, Cannot_Render_Glyph ) ) 4078049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project break; 4079049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4080049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* FT_Err_Cannot_Render_Glyph is returned if the render mode */ 4081049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* is unsupported by the current renderer for this glyph image */ 4082049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* format. */ 4083049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4084049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* now, look for another renderer that supports the same */ 4085049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* format. */ 4086049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project renderer = FT_Lookup_Renderer( library, slot->format, &node ); 4087049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project update = 1; 4088049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4089049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4090049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* if we changed the current renderer for the glyph image format */ 4091049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* we need to select it as the next current one */ 4092049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !error && update && renderer ) 4093049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Set_Renderer( library, renderer, 0, 0 ); 4094049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4095049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4096049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4097727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease#ifdef FT_DEBUG_LEVEL_TRACE 4098727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 4099727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease#undef FT_COMPONENT 4100727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease#define FT_COMPONENT trace_bitmap 4101727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 4102727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease /* we convert to a single bitmap format for computing the checksum */ 4103727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease { 4104727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_Bitmap bitmap; 4105727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_Error err; 4106727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 4107727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 4108727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_Bitmap_New( &bitmap ); 4109727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 4110727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease err = FT_Bitmap_Convert( library, &slot->bitmap, &bitmap, 1 ); 4111727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease if ( !err ) 4112727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease { 4113727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease MD5_CTX ctx; 4114727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease unsigned char md5[16]; 4115727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease int i; 4116727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 4117727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 4118727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease MD5_Init( &ctx); 4119727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease MD5_Update( &ctx, bitmap.buffer, bitmap.rows * bitmap.pitch ); 4120727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease MD5_Final( md5, &ctx ); 4121727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 4122727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_TRACE3(( "MD5 checksum for %dx%d bitmap:\n" 4123727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease " ", 4124727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease bitmap.rows, bitmap.pitch )); 4125727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease for ( i = 0; i < 16; i++ ) 4126727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_TRACE3(( "%02X", md5[i] )); 4127727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_TRACE3(( "\n" )); 4128727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease } 4129727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 4130727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_Bitmap_Done( library, &bitmap ); 4131727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease } 4132727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 4133727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease#undef FT_COMPONENT 4134727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease#define FT_COMPONENT trace_objs 4135727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 4136727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease#endif /* FT_DEBUG_LEVEL_TRACE */ 4137727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 4138049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 4139049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4140049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4141049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4142049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in freetype.h */ 4143049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4144049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_Error ) 4145049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Render_Glyph( FT_GlyphSlot slot, 4146049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Render_Mode render_mode ) 4147049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4148049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Library library; 4149049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4150049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4151aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich if ( !slot || !slot->face ) 4152727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Argument ); 4153049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4154049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project library = FT_FACE_LIBRARY( slot->face ); 4155049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4156049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return FT_Render_Glyph_Internal( library, slot, render_mode ); 4157049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4158049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4159049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4160049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*************************************************************************/ 4161049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*************************************************************************/ 4162049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*************************************************************************/ 4163049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /**** ****/ 4164049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /**** ****/ 4165049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /**** M O D U L E S ****/ 4166049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /**** ****/ 4167049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /**** ****/ 4168049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*************************************************************************/ 4169049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*************************************************************************/ 4170049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*************************************************************************/ 4171049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4172049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4173049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*************************************************************************/ 4174049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 4175049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* <Function> */ 4176049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Destroy_Module */ 4177049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 4178049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* <Description> */ 4179049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Destroys a given module object. For drivers, this also destroys */ 4180049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* all child faces. */ 4181049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 4182049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* <InOut> */ 418341371e1e39c8528eb0c4bc40683c736e6683e60cEric Vannier /* module :: A handle to the target driver object. */ 4184049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 4185049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* <Note> */ 418641371e1e39c8528eb0c4bc40683c736e6683e60cEric Vannier /* The driver _must_ be LOCKED! */ 4187049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 4188049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static void 4189049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Destroy_Module( FT_Module module ) 4190049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4191049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Memory memory = module->memory; 4192049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Module_Class* clazz = module->clazz; 4193049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Library library = module->library; 4194049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4195049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4196049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( library && library->auto_hinter == module ) 4197049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project library->auto_hinter = 0; 4198049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4199049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* if the module is a renderer */ 4200049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_MODULE_IS_RENDERER( module ) ) 4201049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ft_remove_renderer( module ); 4202049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4203049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* if the module is a font driver, add some steps */ 4204049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_MODULE_IS_DRIVER( module ) ) 4205049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Destroy_Driver( FT_DRIVER( module ) ); 4206049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4207049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* finalize the module object */ 4208049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( clazz->module_done ) 4209049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project clazz->module_done( module ); 4210049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4211049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* discard it */ 4212049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( module ); 4213049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4214049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4215049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4216049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in ftmodapi.h */ 4217049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4218049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_Error ) 4219049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Add_Module( FT_Library library, 4220049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project const FT_Module_Class* clazz ) 4221049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4222049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Error error; 4223049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Memory memory; 4224049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Module module; 4225049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UInt nn; 4226049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4227049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4228049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#define FREETYPE_VER_FIXED ( ( (FT_Long)FREETYPE_MAJOR << 16 ) | \ 4229049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FREETYPE_MINOR ) 4230049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4231049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !library ) 4232727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Library_Handle ); 4233049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4234049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !clazz ) 4235727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Argument ); 4236049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4237049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* check freetype version */ 4238049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( clazz->module_requires > FREETYPE_VER_FIXED ) 4239727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Version ); 4240049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4241049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* look for a module with the same name in the library's table */ 4242049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project for ( nn = 0; nn < library->num_modules; nn++ ) 4243049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4244049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project module = library->modules[nn]; 4245049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( ft_strcmp( module->clazz->module_name, clazz->module_name ) == 0 ) 4246049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4247049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* this installed module has the same name, compare their versions */ 4248049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( clazz->module_version <= module->clazz->module_version ) 4249727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Lower_Module_Version ); 4250049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4251049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* remove the module from our list, then exit the loop to replace */ 4252049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* it by our new version.. */ 4253049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Remove_Module( library, module ); 4254049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project break; 4255049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4256049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4257049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4258049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project memory = library->memory; 4259049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = FT_Err_Ok; 4260049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4261049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( library->num_modules >= FT_MAX_MODULES ) 4262049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4263727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease error = FT_THROW( Too_Many_Drivers ); 4264049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 4265049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4266049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4267049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* allocate module object */ 4268049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_ALLOC( module, clazz->module_size ) ) 4269049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 4270049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4271049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* base initialization */ 4272049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project module->library = library; 4273049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project module->memory = memory; 4274049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project module->clazz = (FT_Module_Class*)clazz; 4275049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4276049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* check whether the module is a renderer - this must be performed */ 4277049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* before the normal module initialization */ 4278049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_MODULE_IS_RENDERER( module ) ) 4279049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4280049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* add to the renderers list */ 4281049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = ft_add_renderer( module ); 4282049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( error ) 4283049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Fail; 4284049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4285049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4286049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* is the module a auto-hinter? */ 4287049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_MODULE_IS_HINTER( module ) ) 4288049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project library->auto_hinter = module; 4289049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4290049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* if the module is a font driver */ 4291049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_MODULE_IS_DRIVER( module ) ) 4292049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4293049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* allocate glyph loader if needed */ 4294049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Driver driver = FT_DRIVER( module ); 4295049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4296049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4297049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project driver->clazz = (FT_Driver_Class)module->clazz; 4298049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_DRIVER_USES_OUTLINES( driver ) ) 4299049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4300049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = FT_GlyphLoader_New( memory, &driver->glyph_loader ); 4301049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( error ) 4302049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Fail; 4303049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4304049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4305049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4306049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( clazz->module_init ) 4307049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4308049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = clazz->module_init( module ); 4309049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( error ) 4310049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Fail; 4311049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4312049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4313049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* add module to the library's table */ 4314049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project library->modules[library->num_modules++] = module; 4315049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4316049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Exit: 4317049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 4318049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4319049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Fail: 4320049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_MODULE_IS_DRIVER( module ) ) 4321049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4322049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Driver driver = FT_DRIVER( module ); 4323049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4324049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4325049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_DRIVER_USES_OUTLINES( driver ) ) 4326049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_GlyphLoader_Done( driver->glyph_loader ); 4327049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4328049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4329049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_MODULE_IS_RENDERER( module ) ) 4330049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4331049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Renderer renderer = FT_RENDERER( module ); 4332049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4333049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4334ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease if ( renderer->clazz && 4335ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease renderer->clazz->glyph_format == FT_GLYPH_FORMAT_OUTLINE && 4336aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich renderer->raster ) 4337049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project renderer->clazz->raster_class->raster_done( renderer->raster ); 4338049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4339049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4340049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( module ); 4341049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 4342049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4343049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4344049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4345049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in ftmodapi.h */ 4346049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4347049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_Module ) 4348049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Get_Module( FT_Library library, 4349049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project const char* module_name ) 4350049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4351049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Module result = 0; 4352049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Module* cur; 4353049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Module* limit; 4354049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4355049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4356049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !library || !module_name ) 4357049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return result; 4358049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4359049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project cur = library->modules; 4360049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project limit = cur + library->num_modules; 4361049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4362049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project for ( ; cur < limit; cur++ ) 4363049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( ft_strcmp( cur[0]->clazz->module_name, module_name ) == 0 ) 4364049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4365049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project result = cur[0]; 4366049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project break; 4367049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4368049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4369049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return result; 4370049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4371049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4372049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4373049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in ftobjs.h */ 4374049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4375049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_BASE_DEF( const void* ) 4376049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Get_Module_Interface( FT_Library library, 4377049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project const char* mod_name ) 4378049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4379049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Module module; 4380049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4381049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4382049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* test for valid `library' delayed to FT_Get_Module() */ 4383049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4384049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project module = FT_Get_Module( library, mod_name ); 4385049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4386049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return module ? module->clazz->module_interface : 0; 4387049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4388049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4389049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4390049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_BASE_DEF( FT_Pointer ) 4391049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ft_module_get_service( FT_Module module, 4392049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project const char* service_id ) 4393049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4394049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Pointer result = NULL; 4395049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4396727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 4397049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( module ) 4398049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4399049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ASSERT( module->clazz && module->clazz->get_interface ); 4400049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4401727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease /* first, look for the service in the module */ 4402049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( module->clazz->get_interface ) 4403049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project result = module->clazz->get_interface( module, service_id ); 4404049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4405049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( result == NULL ) 4406049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4407727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease /* we didn't find it, look in all other modules then */ 4408049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Library library = module->library; 4409049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Module* cur = library->modules; 4410049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Module* limit = cur + library->num_modules; 4411049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 441241371e1e39c8528eb0c4bc40683c736e6683e60cEric Vannier 4413049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project for ( ; cur < limit; cur++ ) 4414049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4415049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( cur[0] != module ) 4416049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4417049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ASSERT( cur[0]->clazz ); 4418049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4419049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( cur[0]->clazz->get_interface ) 4420049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4421049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project result = cur[0]->clazz->get_interface( cur[0], service_id ); 4422049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( result != NULL ) 4423049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project break; 4424049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4425049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4426049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4427049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4428049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4429049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4430049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return result; 4431049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4432049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4433049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4434049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in ftmodapi.h */ 4435049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4436049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_Error ) 4437049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Remove_Module( FT_Library library, 4438049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Module module ) 4439049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4440049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* try to find the module from the table, then remove it from there */ 4441049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4442049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !library ) 4443727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Library_Handle ); 4444049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4445049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( module ) 4446049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4447049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Module* cur = library->modules; 4448049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Module* limit = cur + library->num_modules; 4449049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4450049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4451049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project for ( ; cur < limit; cur++ ) 4452049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4453049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( cur[0] == module ) 4454049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4455049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* remove it from the table */ 4456049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project library->num_modules--; 4457049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project limit--; 4458049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project while ( cur < limit ) 4459049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4460049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project cur[0] = cur[1]; 4461049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project cur++; 4462049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4463049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project limit[0] = 0; 4464049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4465049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* destroy the module */ 4466049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Destroy_Module( module ); 4467049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4468049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return FT_Err_Ok; 4469049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4470049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4471049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4472727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Driver_Handle ); 4473727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease } 4474727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 4475727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 44769c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod static FT_Error 4477727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease ft_property_do( FT_Library library, 4478727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease const FT_String* module_name, 4479727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease const FT_String* property_name, 4480727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease void* value, 4481727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_Bool set ) 4482727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease { 4483727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_Module* cur; 4484727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_Module* limit; 4485727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_Module_Interface interface; 4486727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 4487727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_Service_Properties service; 4488727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 4489727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease#ifdef FT_DEBUG_LEVEL_ERROR 4490727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease const FT_String* set_name = "FT_Property_Set"; 4491727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease const FT_String* get_name = "FT_Property_Get"; 4492727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease const FT_String* func_name = set ? set_name : get_name; 4493727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease#endif 4494727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 4495727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_Bool missing_func; 4496727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 4497727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 4498727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease if ( !library ) 4499727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Library_Handle ); 4500727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 4501727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease if ( !module_name || !property_name || !value ) 4502727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Argument ); 4503727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 4504727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease cur = library->modules; 4505727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease limit = cur + library->num_modules; 4506727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 4507727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease /* search module */ 4508727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease for ( ; cur < limit; cur++ ) 4509727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease if ( !ft_strcmp( cur[0]->clazz->module_name, module_name ) ) 4510727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease break; 4511727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 4512727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease if ( cur == limit ) 4513727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease { 4514727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_ERROR(( "%s: can't find module `%s'\n", 4515727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease func_name, module_name )); 4516727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Missing_Module ); 4517727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease } 4518727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 4519727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease /* check whether we have a service interface */ 4520727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease if ( !cur[0]->clazz->get_interface ) 4521727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease { 4522727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_ERROR(( "%s: module `%s' doesn't support properties\n", 4523727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease func_name, module_name )); 4524727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Unimplemented_Feature ); 4525727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease } 4526727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 4527727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease /* search property service */ 4528727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease interface = cur[0]->clazz->get_interface( cur[0], 4529727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_SERVICE_ID_PROPERTIES ); 4530727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease if ( !interface ) 4531727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease { 4532727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_ERROR(( "%s: module `%s' doesn't support properties\n", 4533727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease func_name, module_name )); 4534727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Unimplemented_Feature ); 4535727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease } 4536727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 4537727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease service = (FT_Service_Properties)interface; 4538727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 4539727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease if ( set ) 4540ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease missing_func = (FT_Bool)( !service->set_property ); 4541727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease else 4542ec0bab5697bb31ba980810145f62e3799946ec60Victoria Lease missing_func = (FT_Bool)( !service->get_property ); 4543727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 4544727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease if ( missing_func ) 4545727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease { 4546727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_ERROR(( "%s: property service of module `%s' is broken\n", 4547727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease func_name, module_name )); 4548727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Unimplemented_Feature ); 4549727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease } 4550727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 4551727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return set ? service->set_property( cur[0], property_name, value ) 4552727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease : service->get_property( cur[0], property_name, value ); 4553727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease } 4554727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 4555727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 4556727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease /* documentation is in ftmodapi.h */ 4557727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 4558727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_EXPORT_DEF( FT_Error ) 4559727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_Property_Set( FT_Library library, 4560727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease const FT_String* module_name, 4561727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease const FT_String* property_name, 4562727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease const void* value ) 4563727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease { 4564727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return ft_property_do( library, 4565727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease module_name, 4566727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease property_name, 4567727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease (void*)value, 4568727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease TRUE ); 4569727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease } 4570727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 4571727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 4572727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease /* documentation is in ftmodapi.h */ 4573727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 4574727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_EXPORT_DEF( FT_Error ) 4575727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_Property_Get( FT_Library library, 4576727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease const FT_String* module_name, 4577727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease const FT_String* property_name, 4578727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease void* value ) 4579727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease { 4580727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return ft_property_do( library, 4581727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease module_name, 4582727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease property_name, 4583727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease value, 4584727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FALSE ); 4585049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4586049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4587049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4588049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*************************************************************************/ 4589049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*************************************************************************/ 4590049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*************************************************************************/ 4591049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /**** ****/ 4592049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /**** ****/ 4593049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /**** L I B R A R Y ****/ 4594049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /**** ****/ 4595049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /**** ****/ 4596049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*************************************************************************/ 4597049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*************************************************************************/ 4598049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*************************************************************************/ 4599049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4600049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4601049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in ftmodapi.h */ 4602049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4603049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_Error ) 4604aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_Reference_Library( FT_Library library ) 4605aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich { 4606aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich library->refcount++; 4607aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich 4608aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich return FT_Err_Ok; 4609aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich } 4610aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich 4611aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich 4612aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich /* documentation is in ftmodapi.h */ 4613aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich 4614aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_EXPORT_DEF( FT_Error ) 4615049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_New_Library( FT_Memory memory, 4616049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Library *alibrary ) 4617049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4618aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_Library library = NULL; 4619049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Error error; 4620049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4621049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4622049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !memory ) 4623727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Argument ); 4624049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4625049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#ifdef FT_DEBUG_LEVEL_ERROR 4626049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* init debugging support */ 4627049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ft_debug_init(); 4628049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#endif 4629049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4630049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* first of all, allocate the library object */ 4631049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_NEW( library ) ) 4632049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 4633049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4634049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project library->memory = memory; 4635049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4636295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#ifdef FT_CONFIG_OPTION_PIC 4637295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner /* initialize position independent code containers */ 4638295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner error = ft_pic_container_init( library ); 4639295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner if ( error ) 4640295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner goto Fail; 4641295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#endif 4642295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 4643049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* allocate the render pool */ 4644049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project library->raster_pool_size = FT_RENDER_POOL_SIZE; 4645049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#if FT_RENDER_POOL_SIZE > 0 4646049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( FT_ALLOC( library->raster_pool, FT_RENDER_POOL_SIZE ) ) 4647049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Fail; 4648049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#endif 4649049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4650295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner library->version_major = FREETYPE_MAJOR; 4651295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner library->version_minor = FREETYPE_MINOR; 4652295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner library->version_patch = FREETYPE_PATCH; 4653295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 4654aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich library->refcount = 1; 4655aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich 4656049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* That's ok now */ 4657049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *alibrary = library; 4658049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4659049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return FT_Err_Ok; 4660049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4661049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Fail: 4662295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#ifdef FT_CONFIG_OPTION_PIC 4663295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner ft_pic_container_destroy( library ); 4664295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#endif 4665049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( library ); 4666049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 4667049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4668049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4669049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4670049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in freetype.h */ 4671049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4672049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( void ) 4673049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Library_Version( FT_Library library, 4674049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Int *amajor, 4675049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Int *aminor, 4676049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Int *apatch ) 4677049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4678049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Int major = 0; 4679049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Int minor = 0; 4680049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Int patch = 0; 4681049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4682049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4683049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( library ) 4684049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4685049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project major = library->version_major; 4686049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project minor = library->version_minor; 4687049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project patch = library->version_patch; 4688049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4689049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4690049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( amajor ) 4691049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *amajor = major; 4692049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4693049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( aminor ) 4694049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *aminor = minor; 4695049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4696049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( apatch ) 4697049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *apatch = patch; 4698049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4699049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4700049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4701049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in ftmodapi.h */ 4702049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4703049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_Error ) 4704049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Done_Library( FT_Library library ) 4705049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4706049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Memory memory; 4707049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4708049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4709049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !library ) 4710727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_THROW( Invalid_Library_Handle ); 4711049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4712aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich library->refcount--; 4713aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich if ( library->refcount > 0 ) 4714aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich goto Exit; 4715aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich 4716049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project memory = library->memory; 4717049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4718aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich /* 4719aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich * Close all faces in the library. If we don't do this, we can have 4720aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich * some subtle memory leaks. 4721aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich * 4722049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project * Example: 4723049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project * 4724049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project * - the cff font driver uses the pshinter module in cff_size_done 4725049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project * - if the pshinter module is destroyed before the cff font driver, 4726049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project * opened FT_Face objects managed by the driver are not properly 4727049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project * destroyed, resulting in a memory leak 4728aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich * 4729aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich * Some faces are dependent on other faces, like Type42 faces that 4730aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich * depend on TrueType faces synthesized internally. 4731aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich * 4732aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich * The order of drivers should be specified in driver_name[]. 4733049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project */ 4734049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4735aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_UInt m, n; 4736aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich const char* driver_name[] = { "type42", NULL }; 4737049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4738049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4739aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich for ( m = 0; 4740aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich m < sizeof ( driver_name ) / sizeof ( driver_name[0] ); 4741aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich m++ ) 4742049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4743aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich for ( n = 0; n < library->num_modules; n++ ) 4744aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich { 4745aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_Module module = library->modules[n]; 4746aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich const char* module_name = module->clazz->module_name; 4747aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_List faces; 4748049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4749049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4750aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich if ( driver_name[m] && 4751aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich ft_strcmp( module_name, driver_name[m] ) != 0 ) 4752aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich continue; 4753049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4754aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich if ( ( module->clazz->module_flags & FT_MODULE_FONT_DRIVER ) == 0 ) 4755aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich continue; 4756aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich 4757aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_TRACE7(( "FT_Done_Library: close faces for %s\n", module_name )); 4758aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich 4759aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich faces = &FT_DRIVER( module )->faces_list; 4760aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich while ( faces->head ) 4761aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich { 4762aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_Done_Face( FT_FACE( faces->head->data ) ); 4763aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich if ( faces->head ) 4764aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_TRACE0(( "FT_Done_Library: failed to free some faces\n" )); 4765aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich } 476677f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner } 4767049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4768049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4769049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4770049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Close all other modules in the library */ 4771049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#if 1 4772049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* XXX Modules are removed in the reversed order so that */ 4773049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* type42 module is removed before truetype module. This */ 4774049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* avoids double free in some occasions. It is a hack. */ 4775049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project while ( library->num_modules > 0 ) 4776049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Remove_Module( library, 4777049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project library->modules[library->num_modules - 1] ); 4778049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#else 4779049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4780049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UInt n; 4781049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4782049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4783049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project for ( n = 0; n < library->num_modules; n++ ) 4784049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4785049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Module module = library->modules[n]; 4786049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4787049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4788049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( module ) 4789049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4790049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Destroy_Module( module ); 4791049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project library->modules[n] = 0; 4792049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4793049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4794049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4795049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#endif 4796049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4797049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Destroy raster objects */ 4798049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( library->raster_pool ); 4799049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project library->raster_pool_size = 0; 4800049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4801295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#ifdef FT_CONFIG_OPTION_PIC 4802295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner /* Destroy pic container contents */ 4803295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner ft_pic_container_destroy( library ); 4804295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#endif 4805295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 4806049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_FREE( library ); 4807aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich 4808aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich Exit: 4809049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return FT_Err_Ok; 4810049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4811049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4812049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4813049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in ftmodapi.h */ 4814049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4815049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( void ) 4816049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Set_Debug_Hook( FT_Library library, 4817049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UInt hook_index, 4818049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_DebugHook_Func debug_hook ) 4819049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4820049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( library && debug_hook && 4821049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project hook_index < 4822049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ( sizeof ( library->debug_hooks ) / sizeof ( void* ) ) ) 4823049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project library->debug_hooks[hook_index] = debug_hook; 4824049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4825049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4826049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4827049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* documentation is in ftmodapi.h */ 4828049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4829049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_TrueTypeEngineType ) 4830049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Get_TrueType_Engine_Type( FT_Library library ) 4831049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4832049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_TrueTypeEngineType result = FT_TRUETYPE_ENGINE_TYPE_NONE; 4833049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4834049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4835049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( library ) 4836049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4837049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Module module = FT_Get_Module( library, "truetype" ); 4838049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4839049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4840049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( module ) 4841049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4842049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Service_TrueTypeEngine service; 4843049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4844049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4845049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project service = (FT_Service_TrueTypeEngine) 4846049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ft_module_get_service( module, 4847049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_SERVICE_ID_TRUETYPE_ENGINE ); 4848049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( service ) 4849049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project result = service->engine_type; 4850049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4851049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4852049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4853049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return result; 4854049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4855049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4856049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4857aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich /* documentation is in freetype.h */ 4858aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich 4859049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_EXPORT_DEF( FT_Error ) 4860049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Get_SubGlyph_Info( FT_GlyphSlot glyph, 4861049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UInt sub_index, 4862049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Int *p_index, 4863049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UInt *p_flags, 4864049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Int *p_arg1, 4865049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Int *p_arg2, 4866049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Matrix *p_transform ) 4867049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4868727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_Error error = FT_ERR( Invalid_Argument ); 4869049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4870049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4871aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich if ( glyph && 4872aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich glyph->subglyphs && 4873049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project glyph->format == FT_GLYPH_FORMAT_COMPOSITE && 4874049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project sub_index < glyph->num_subglyphs ) 4875049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 4876049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_SubGlyph subg = glyph->subglyphs + sub_index; 4877049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4878049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4879049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *p_index = subg->index; 4880049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *p_flags = subg->flags; 4881049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *p_arg1 = subg->arg1; 4882049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *p_arg2 = subg->arg2; 4883049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *p_transform = subg->transform; 48849c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod 48859c745321260bb728ab1cd1c8fd5f075854b2ad49Behdad Esfahbod error = FT_Err_Ok; 4886049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4887049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4888049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 4889049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 4890049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4891049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 4892049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project/* END */ 4893