diff options
Diffstat (limited to 'src/3rdparty/freetype/src/type42/t42objs.c')
| -rw-r--r-- | src/3rdparty/freetype/src/type42/t42objs.c | 135 |
1 files changed, 89 insertions, 46 deletions
diff --git a/src/3rdparty/freetype/src/type42/t42objs.c b/src/3rdparty/freetype/src/type42/t42objs.c index 9081ffc6d2..915e81fe74 100644 --- a/src/3rdparty/freetype/src/type42/t42objs.c +++ b/src/3rdparty/freetype/src/type42/t42objs.c @@ -4,7 +4,7 @@ /* */ /* Type 42 objects manager (body). */ /* */ -/* Copyright 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 */ +/* Copyright 2002-2009, 2011, 2013 */ /* by Roberto Alameda. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -21,6 +21,7 @@ #include "t42error.h" #include FT_INTERNAL_DEBUG_H #include FT_LIST_H +#include FT_TRUETYPE_IDS_H #undef FT_COMPONENT @@ -46,6 +47,12 @@ if ( FT_ALLOC( face->ttf_data, 12 ) ) goto Exit; + /* while parsing the font we always update `face->ttf_size' so that */ + /* even in case of buggy data (which might lead to premature end of */ + /* scanning without causing an error) the call to `FT_Open_Face' in */ + /* `T42_Face_Init' passes the correct size */ + face->ttf_size = 12; + error = t42_parser_init( parser, face->root.stream, memory, @@ -60,7 +67,9 @@ if ( type1->font_type != 42 ) { - error = T42_Err_Unknown_File_Format; + FT_ERROR(( "T42_Open_Face: cannot handle FontType %d\n", + type1->font_type )); + error = FT_THROW( Unknown_File_Format ); goto Exit; } @@ -71,7 +80,7 @@ if ( !loader.charstrings.init ) { FT_ERROR(( "T42_Open_Face: no charstrings array in face\n" )); - error = T42_Err_Invalid_File_Format; + error = FT_THROW( Invalid_File_Format ); } loader.charstrings.init = 0; @@ -90,7 +99,6 @@ if ( type1->encoding_type == T1_ENCODING_TYPE_ARRAY ) { FT_Int charcode, idx, min_char, max_char; - FT_Byte* char_name; FT_Byte* glyph_name; @@ -106,6 +114,9 @@ charcode = 0; for ( ; charcode < loader.encoding_table.max_elems; charcode++ ) { + FT_Byte* char_name; + + type1->encoding.char_index[charcode] = 0; type1->encoding.char_name [charcode] = (char *)".notdef"; @@ -151,11 +162,12 @@ FT_LOCAL_DEF( FT_Error ) T42_Face_Init( FT_Stream stream, - T42_Face face, + FT_Face t42face, /* T42_Face */ FT_Int face_index, FT_Int num_params, FT_Parameter* params ) { + T42_Face face = (T42_Face)t42face; FT_Error error; FT_Service_PsCMaps psnames; PSAux_Service psaux; @@ -165,7 +177,6 @@ FT_UNUSED( num_params ); FT_UNUSED( params ); - FT_UNUSED( face_index ); FT_UNUSED( stream ); @@ -178,6 +189,14 @@ face->psaux = FT_Get_Module_Interface( FT_FACE_LIBRARY( face ), "psaux" ); psaux = (PSAux_Service)face->psaux; + if ( !psaux ) + { + FT_ERROR(( "T42_Face_Init: cannot access `psaux' module\n" )); + error = FT_THROW( Missing_Module ); + goto Exit; + } + + FT_TRACE2(( "Type 42 driver\n" )); /* open the tokenizer, this will also check the font format */ error = T42_Open_Face( face ); @@ -192,7 +211,7 @@ if ( face_index > 0 ) { FT_ERROR(( "T42_Face_Init: invalid face index\n" )); - error = T42_Err_Invalid_Argument; + error = FT_THROW( Invalid_Argument ); goto Exit; } @@ -205,9 +224,9 @@ root->num_charmaps = 0; root->face_index = 0; - root->face_flags = FT_FACE_FLAG_SCALABLE | - FT_FACE_FLAG_HORIZONTAL | - FT_FACE_FLAG_GLYPH_NAMES; + root->face_flags |= FT_FACE_FLAG_SCALABLE | + FT_FACE_FLAG_HORIZONTAL | + FT_FACE_FLAG_GLYPH_NAMES; if ( info->is_fixed_pitch ) root->face_flags |= FT_FACE_FLAG_FIXED_WIDTH; @@ -273,7 +292,9 @@ FT_Open_Args args; - args.flags = FT_OPEN_MEMORY; + args.flags = FT_OPEN_MEMORY | FT_OPEN_DRIVER; + args.driver = FT_Get_Module( FT_FACE_LIBRARY( face ), + "truetype" ); args.memory_base = face->ttf_data; args.memory_size = face->ttf_size; @@ -320,7 +341,7 @@ root->face_flags |= FT_FACE_FLAG_VERTICAL; { - if ( psnames && psaux ) + if ( psnames ) { FT_CharMapRec charmap; T1_CMap_Classes cmap_classes = psaux->t1_cmap_classes; @@ -330,39 +351,43 @@ charmap.face = root; /* first of all, try to synthesize a Unicode charmap */ - charmap.platform_id = 3; - charmap.encoding_id = 1; + charmap.platform_id = TT_PLATFORM_MICROSOFT; + charmap.encoding_id = TT_MS_ID_UNICODE_CS; charmap.encoding = FT_ENCODING_UNICODE; - FT_CMap_New( cmap_classes->unicode, NULL, &charmap, NULL ); + error = FT_CMap_New( cmap_classes->unicode, NULL, &charmap, NULL ); + if ( error && + FT_ERR_NEQ( error, No_Unicode_Glyph_Name ) ) + goto Exit; + error = FT_Err_Ok; /* now, generate an Adobe Standard encoding when appropriate */ - charmap.platform_id = 7; + charmap.platform_id = TT_PLATFORM_ADOBE; clazz = NULL; switch ( type1->encoding_type ) { case T1_ENCODING_TYPE_STANDARD: charmap.encoding = FT_ENCODING_ADOBE_STANDARD; - charmap.encoding_id = 0; + charmap.encoding_id = TT_ADOBE_ID_STANDARD; clazz = cmap_classes->standard; break; case T1_ENCODING_TYPE_EXPERT: charmap.encoding = FT_ENCODING_ADOBE_EXPERT; - charmap.encoding_id = 1; + charmap.encoding_id = TT_ADOBE_ID_EXPERT; clazz = cmap_classes->expert; break; case T1_ENCODING_TYPE_ARRAY: charmap.encoding = FT_ENCODING_ADOBE_CUSTOM; - charmap.encoding_id = 2; + charmap.encoding_id = TT_ADOBE_ID_CUSTOM; clazz = cmap_classes->custom; break; case T1_ENCODING_TYPE_ISOLATIN1: charmap.encoding = FT_ENCODING_ADOBE_LATIN_1; - charmap.encoding_id = 3; + charmap.encoding_id = TT_ADOBE_ID_LATIN_1; clazz = cmap_classes->unicode; break; @@ -371,7 +396,7 @@ } if ( clazz ) - FT_CMap_New( clazz, NULL, &charmap, NULL ); + error = FT_CMap_New( clazz, NULL, &charmap, NULL ); #if 0 /* Select default charmap */ @@ -386,8 +411,9 @@ FT_LOCAL_DEF( void ) - T42_Face_Done( T42_Face face ) + T42_Face_Done( FT_Face t42face ) { + T42_Face face = (T42_Face)t42face; T1_Font type1; PS_FontInfo info; FT_Memory memory; @@ -455,36 +481,44 @@ /* FreeType error code. 0 means success. */ /* */ FT_LOCAL_DEF( FT_Error ) - T42_Driver_Init( T42_Driver driver ) + T42_Driver_Init( FT_Module module ) /* T42_Driver */ { - FT_Module ttmodule; + T42_Driver driver = (T42_Driver)module; + FT_Module ttmodule; - ttmodule = FT_Get_Module( FT_MODULE(driver)->library, "truetype" ); + ttmodule = FT_Get_Module( module->library, "truetype" ); + if ( !ttmodule ) + { + FT_ERROR(( "T42_Driver_Init: cannot access `truetype' module\n" )); + return FT_THROW( Missing_Module ); + } + driver->ttclazz = (FT_Driver_Class)ttmodule->clazz; - return T42_Err_Ok; + return FT_Err_Ok; } FT_LOCAL_DEF( void ) - T42_Driver_Done( T42_Driver driver ) + T42_Driver_Done( FT_Module module ) { - FT_UNUSED( driver ); + FT_UNUSED( module ); } FT_LOCAL_DEF( FT_Error ) - T42_Size_Init( T42_Size size ) + T42_Size_Init( FT_Size size ) /* T42_Size */ { - FT_Face face = size->root.face; + T42_Size t42size = (T42_Size)size; + FT_Face face = size->face; T42_Face t42face = (T42_Face)face; FT_Size ttsize; - FT_Error error = T42_Err_Ok; + FT_Error error; error = FT_New_Size( t42face->ttf_face, &ttsize ); - size->ttsize = ttsize; + t42size->ttsize = ttsize; FT_Activate_Size( ttsize ); @@ -493,10 +527,11 @@ FT_LOCAL_DEF( FT_Error ) - T42_Size_Request( T42_Size size, + T42_Size_Request( FT_Size t42size, /* T42_Size */ FT_Size_Request req ) { - T42_Face face = (T42_Face)size->root.face; + T42_Size size = (T42_Size)t42size; + T42_Face face = (T42_Face)t42size->face; FT_Error error; @@ -504,17 +539,18 @@ error = FT_Request_Size( face->ttf_face, req ); if ( !error ) - ( (FT_Size)size )->metrics = face->ttf_face->size->metrics; + t42size->metrics = face->ttf_face->size->metrics; return error; } FT_LOCAL_DEF( FT_Error ) - T42_Size_Select( T42_Size size, + T42_Size_Select( FT_Size t42size, /* T42_Size */ FT_ULong strike_index ) { - T42_Face face = (T42_Face)size->root.face; + T42_Size size = (T42_Size)t42size; + T42_Face face = (T42_Face)t42size->face; FT_Error error; @@ -522,7 +558,7 @@ error = FT_Select_Size( face->ttf_face, (FT_Int)strike_index ); if ( !error ) - ( (FT_Size)size )->metrics = face->ttf_face->size->metrics; + t42size->metrics = face->ttf_face->size->metrics; return error; @@ -530,9 +566,10 @@ FT_LOCAL_DEF( void ) - T42_Size_Done( T42_Size size ) + T42_Size_Done( FT_Size t42size ) /* T42_Size */ { - FT_Face face = size->root.face; + T42_Size size = (T42_Size)t42size; + FT_Face face = t42size->face; T42_Face t42face = (T42_Face)face; FT_ListNode node; @@ -547,12 +584,13 @@ FT_LOCAL_DEF( FT_Error ) - T42_GlyphSlot_Init( T42_GlyphSlot slot ) + T42_GlyphSlot_Init( FT_GlyphSlot t42slot ) /* T42_GlyphSlot */ { - FT_Face face = slot->root.face; - T42_Face t42face = (T42_Face)face; - FT_GlyphSlot ttslot; - FT_Error error = T42_Err_Ok; + T42_GlyphSlot slot = (T42_GlyphSlot)t42slot; + FT_Face face = t42slot->face; + T42_Face t42face = (T42_Face)face; + FT_GlyphSlot ttslot; + FT_Error error = FT_Err_Ok; if ( face->glyph == NULL ) @@ -571,8 +609,11 @@ FT_LOCAL_DEF( void ) - T42_GlyphSlot_Done( T42_GlyphSlot slot ) + T42_GlyphSlot_Done( FT_GlyphSlot t42slot ) /* T42_GlyphSlot */ { + T42_GlyphSlot slot = (T42_GlyphSlot)t42slot; + + FT_Done_GlyphSlot( slot->ttslot ); } @@ -614,6 +655,8 @@ FT_Driver_Class ttclazz = ((T42_Driver)glyph->face->driver)->ttclazz; + FT_TRACE1(( "T42_GlyphSlot_Load: glyph index %d\n", glyph_index )); + t42_glyphslot_clear( t42slot->ttslot ); error = ttclazz->load_glyph( t42slot->ttslot, t42size->ttsize, |