diff options
Diffstat (limited to 'src/3rdparty/freetype/src/type1/t1load.c')
-rw-r--r-- | src/3rdparty/freetype/src/type1/t1load.c | 256 |
1 files changed, 133 insertions, 123 deletions
diff --git a/src/3rdparty/freetype/src/type1/t1load.c b/src/3rdparty/freetype/src/type1/t1load.c index 5a1afd8d9f..b292a3cc0e 100644 --- a/src/3rdparty/freetype/src/type1/t1load.c +++ b/src/3rdparty/freetype/src/type1/t1load.c @@ -73,7 +73,8 @@ #ifdef FT_CONFIG_OPTION_INCREMENTAL -#define IS_INCREMENTAL FT_BOOL( face->root.internal->incremental_interface ) +#define IS_INCREMENTAL \ + FT_BOOL( FT_FACE( face )->internal->incremental_interface ) #else #define IS_INCREMENTAL 0 #endif @@ -174,10 +175,11 @@ FT_LOCAL_DEF( FT_Error ) - T1_Get_Multi_Master( T1_Face face, + T1_Get_Multi_Master( FT_Face face, /* T1_Face */ FT_Multi_Master* master ) { - PS_Blend blend = face->blend; + T1_Face t1face = (T1_Face)face; + PS_Blend blend = t1face->blend; FT_UInt n; FT_Error error; @@ -225,11 +227,12 @@ for ( j = 1; j < axismap->num_points; j++ ) { if ( ncv <= axismap->blend_points[j] ) - return INT_TO_FIXED( axismap->design_points[j - 1] ) + - ( axismap->design_points[j] - axismap->design_points[j - 1] ) * - FT_DivFix( ncv - axismap->blend_points[j - 1], - axismap->blend_points[j] - - axismap->blend_points[j - 1] ); + return INT_TO_FIXED( axismap->design_points[j - 1] + + FT_MulDiv( ncv - axismap->blend_points[j - 1], + axismap->design_points[j] - + axismap->design_points[j - 1], + axismap->blend_points[j] - + axismap->blend_points[j - 1] ) ); } return INT_TO_FIXED( axismap->design_points[axismap->num_points - 1] ); @@ -284,16 +287,17 @@ * arguments needed by the GX var distortable fonts. */ FT_LOCAL_DEF( FT_Error ) - T1_Get_MM_Var( T1_Face face, + T1_Get_MM_Var( FT_Face face, /* T1_Face */ FT_MM_Var* *master ) { - FT_Memory memory = face->root.memory; - FT_MM_Var *mmvar = NULL; + T1_Face t1face = (T1_Face)face; + FT_Memory memory = FT_FACE_MEMORY( face ); + FT_MM_Var *mmvar = NULL; FT_Multi_Master mmaster; FT_Error error; FT_UInt i; FT_Fixed axiscoords[T1_MAX_MM_AXIS]; - PS_Blend blend = face->blend; + PS_Blend blend = t1face->blend; FT_UShort* axis_flags; FT_Offset mmvar_size; @@ -319,9 +323,9 @@ sizeof ( FT_UShort ) ); axis_size = mmaster.num_axis * sizeof ( FT_Var_Axis ); - if ( FT_ALLOC( mmvar, mmvar_size + - axis_flags_size + - axis_size ) ) + if ( FT_QALLOC( mmvar, mmvar_size + + axis_flags_size + + axis_size ) ) goto Exit; mmvar->num_axis = mmaster.num_axis; @@ -332,8 +336,7 @@ /* to make `FT_Get_Var_Axis_Flags' work: the function expects that the */ /* values directly follow the data of `FT_MM_Var' */ axis_flags = (FT_UShort*)( (char*)mmvar + mmvar_size ); - for ( i = 0; i < mmaster.num_axis; i++ ) - axis_flags[i] = 0; + FT_ARRAY_ZERO( axis_flags, mmaster.num_axis ); mmvar->axis = (FT_Var_Axis*)( (char*)axis_flags + axis_flags_size ); mmvar->namedstyle = NULL; @@ -438,32 +441,21 @@ FT_LOCAL_DEF( FT_Error ) - T1_Set_MM_Blend( T1_Face face, + T1_Set_MM_Blend( FT_Face face, /* T1_Face */ FT_UInt num_coords, FT_Fixed* coords ) { - FT_Error error; - - - error = t1_set_mm_blend( face, num_coords, coords ); - if ( error ) - return error; - - if ( num_coords ) - face->root.face_flags |= FT_FACE_FLAG_VARIATION; - else - face->root.face_flags &= ~FT_FACE_FLAG_VARIATION; - - return FT_Err_Ok; + return t1_set_mm_blend( (T1_Face)face, num_coords, coords ); } FT_LOCAL_DEF( FT_Error ) - T1_Get_MM_Blend( T1_Face face, + T1_Get_MM_Blend( FT_Face face, /* T1_Face */ FT_UInt num_coords, FT_Fixed* coords ) { - PS_Blend blend = face->blend; + T1_Face t1face = (T1_Face)face; + PS_Blend blend = t1face->blend; FT_Fixed axiscoords[4]; FT_UInt i, nc; @@ -494,11 +486,12 @@ FT_LOCAL_DEF( FT_Error ) - T1_Set_MM_WeightVector( T1_Face face, + T1_Set_MM_WeightVector( FT_Face face, /* T1_Face */ FT_UInt len, FT_Fixed* weightvector ) { - PS_Blend blend = face->blend; + T1_Face t1face = (T1_Face)face; + PS_Blend blend = t1face->blend; FT_UInt i, n; @@ -522,11 +515,6 @@ for ( ; i < blend->num_designs; i++ ) blend->weight_vector[i] = (FT_Fixed)0; - - if ( len ) - face->root.face_flags |= FT_FACE_FLAG_VARIATION; - else - face->root.face_flags &= ~FT_FACE_FLAG_VARIATION; } return FT_Err_Ok; @@ -534,11 +522,12 @@ FT_LOCAL_DEF( FT_Error ) - T1_Get_MM_WeightVector( T1_Face face, + T1_Get_MM_WeightVector( FT_Face face, /* T1_Face */ FT_UInt* len, FT_Fixed* weightvector ) { - PS_Blend blend = face->blend; + T1_Face t1face = (T1_Face)face; + PS_Blend blend = t1face->blend; FT_UInt i; @@ -563,12 +552,13 @@ FT_LOCAL_DEF( FT_Error ) - T1_Set_MM_Design( T1_Face face, + T1_Set_MM_Design( FT_Face face, /* T1_Face */ FT_UInt num_coords, FT_Long* coords ) { + T1_Face t1face = (T1_Face)face; FT_Error error; - PS_Blend blend = face->blend; + PS_Blend blend = t1face->blend; FT_UInt n; FT_Fixed final_blends[T1_MAX_MM_DESIGNS]; @@ -634,15 +624,10 @@ final_blends[n] = the_blend; } - error = t1_set_mm_blend( face, blend->num_axis, final_blends ); + error = t1_set_mm_blend( t1face, blend->num_axis, final_blends ); if ( error ) return error; - if ( num_coords ) - face->root.face_flags |= FT_FACE_FLAG_VARIATION; - else - face->root.face_flags &= ~FT_FACE_FLAG_VARIATION; - return FT_Err_Ok; } @@ -650,7 +635,7 @@ /* MM fonts don't have named instances, so only the design is reset */ FT_LOCAL_DEF( FT_Error ) - T1_Reset_MM_Blend( T1_Face face, + T1_Reset_MM_Blend( FT_Face face, FT_UInt instance_index ) { FT_UNUSED( instance_index ); @@ -665,7 +650,7 @@ * arguments needed by the GX var distortable fonts. */ FT_LOCAL_DEF( FT_Error ) - T1_Set_Var_Design( T1_Face face, + T1_Set_Var_Design( FT_Face face, /* T1_Face */ FT_UInt num_coords, FT_Fixed* coords ) { @@ -684,11 +669,12 @@ FT_LOCAL_DEF( FT_Error ) - T1_Get_Var_Design( T1_Face face, + T1_Get_Var_Design( FT_Face face, /* T1_Face */ FT_UInt num_coords, FT_Fixed* coords ) { - PS_Blend blend = face->blend; + T1_Face t1face = (T1_Face)face; + PS_Blend blend = t1face->blend; FT_Fixed axiscoords[4]; FT_UInt i, nc; @@ -720,10 +706,11 @@ FT_LOCAL_DEF( void ) - T1_Done_Blend( T1_Face face ) + T1_Done_Blend( FT_Face face ) /* T1_Face */ { - FT_Memory memory = face->root.memory; - PS_Blend blend = face->blend; + T1_Face t1face = (T1_Face)face; + FT_Memory memory = FT_FACE_MEMORY( face ); + PS_Blend blend = t1face->blend; if ( blend ) @@ -768,20 +755,22 @@ dmap->num_points = 0; } - FT_FREE( face->blend ); + FT_FREE( t1face->blend ); } } static void - parse_blend_axis_types( T1_Face face, - T1_Loader loader ) + parse_blend_axis_types( FT_Face face, /* T1_Face */ + void* loader_ ) { + T1_Face t1face = (T1_Face)face; + T1_Loader loader = (T1_Loader)loader_; T1_TokenRec axis_tokens[T1_MAX_MM_AXIS]; FT_Int n, num_axis; - FT_Error error = FT_Err_Ok; + FT_Error error = FT_Err_Ok; PS_Blend blend; - FT_Memory memory; + FT_Memory memory = FT_FACE_MEMORY( face ); /* take an array of objects */ @@ -801,14 +790,13 @@ } /* allocate blend if necessary */ - error = t1_allocate_blend( face, 0, (FT_UInt)num_axis ); + error = t1_allocate_blend( t1face, 0, (FT_UInt)num_axis ); if ( error ) goto Exit; FT_TRACE4(( " [" )); - blend = face->blend; - memory = face->root.memory; + blend = t1face->blend; /* each token is an immediate containing the name of the axis */ for ( n = 0; n < num_axis; n++ ) @@ -856,14 +844,16 @@ static void - parse_blend_design_positions( T1_Face face, - T1_Loader loader ) + parse_blend_design_positions( FT_Face face, /* T1_Face */ + void* loader_ ) { + T1_Face t1face = (T1_Face)face; + T1_Loader loader = (T1_Loader)loader_; T1_TokenRec design_tokens[T1_MAX_MM_DESIGNS]; FT_Int num_designs; FT_Int num_axis = 0; /* make compiler happy */ T1_Parser parser = &loader->parser; - FT_Memory memory = face->root.memory; + FT_Memory memory = FT_FACE_MEMORY( face ); FT_Error error = FT_Err_Ok; FT_Fixed* design_pos[T1_MAX_MM_DESIGNS]; @@ -921,7 +911,7 @@ } num_axis = n_axis; - error = t1_allocate_blend( face, + error = t1_allocate_blend( t1face, (FT_UInt)num_designs, (FT_UInt)num_axis ); if ( error ) @@ -962,7 +952,7 @@ loader->parser.root.limit = old_limit; /* a valid BlendDesignPosition has been parsed */ - blend = face->blend; + blend = t1face->blend; if ( blend->design_pos[0] ) FT_FREE( blend->design_pos[0] ); @@ -980,9 +970,11 @@ static void - parse_blend_design_map( T1_Face face, - T1_Loader loader ) + parse_blend_design_map( FT_Face face, /* T1_Face */ + void* loader_ ) { + T1_Face t1face = (T1_Face)face; + T1_Loader loader = (T1_Loader)loader_; FT_Error error = FT_Err_Ok; T1_Parser parser = &loader->parser; PS_Blend blend; @@ -990,7 +982,7 @@ FT_Int n, num_axis; FT_Byte* old_cursor; FT_Byte* old_limit; - FT_Memory memory = face->root.memory; + FT_Memory memory = FT_FACE_MEMORY( face ); T1_ToTokenArray( parser, axis_tokens, @@ -1011,10 +1003,10 @@ old_cursor = parser->root.cursor; old_limit = parser->root.limit; - error = t1_allocate_blend( face, 0, (FT_UInt)num_axis ); + error = t1_allocate_blend( t1face, 0, (FT_UInt)num_axis ); if ( error ) goto Exit; - blend = face->blend; + blend = t1face->blend; FT_TRACE4(( " [" )); @@ -1089,15 +1081,17 @@ static void - parse_weight_vector( T1_Face face, - T1_Loader loader ) + parse_weight_vector( FT_Face face, /* T1_Face */ + void* loader_ ) { + T1_Face t1face = (T1_Face)face; + T1_Loader loader = (T1_Loader)loader_; T1_TokenRec design_tokens[T1_MAX_MM_DESIGNS]; FT_Int num_designs; FT_Error error = FT_Err_Ok; - FT_Memory memory = face->root.memory; + FT_Memory memory = FT_FACE_MEMORY( face ); T1_Parser parser = &loader->parser; - PS_Blend blend = face->blend; + PS_Blend blend = t1face->blend; T1_Token token; FT_Int n; FT_Byte* old_cursor; @@ -1122,10 +1116,10 @@ if ( !blend || !blend->num_designs ) { - error = t1_allocate_blend( face, (FT_UInt)num_designs, 0 ); + error = t1_allocate_blend( t1face, (FT_UInt)num_designs, 0 ); if ( error ) goto Exit; - blend = face->blend; + blend = t1face->blend; } else if ( blend->num_designs != (FT_UInt)num_designs ) { @@ -1173,11 +1167,15 @@ /* e.g., /BuildCharArray [0 0 0 0 0 0 0 0] def */ /* we're only interested in the number of array elements */ static void - parse_buildchar( T1_Face face, - T1_Loader loader ) + parse_buildchar( FT_Face face, /* T1_Face */ + void* loader_ ) { - face->len_buildchar = (FT_UInt)T1_ToFixedArray( &loader->parser, - 0, NULL, 0 ); + T1_Face t1face = (T1_Face)face; + T1_Loader loader = (T1_Loader)loader_; + + + t1face->len_buildchar = (FT_UInt)T1_ToFixedArray( &loader->parser, + 0, NULL, 0 ); #ifdef FT_DEBUG_LEVEL_TRACE { @@ -1185,7 +1183,7 @@ FT_TRACE4(( " [" )); - for ( i = 0; i < face->len_buildchar; i++ ) + for ( i = 0; i < t1face->len_buildchar; i++ ) FT_TRACE4(( " 0" )); FT_TRACE4(( "]\n" )); @@ -1335,9 +1333,10 @@ static void - parse_private( T1_Face face, - T1_Loader loader ) + parse_private( FT_Face face, + void* loader_ ) { + T1_Loader loader = (T1_Loader)loader_; FT_UNUSED( face ); loader->keywords_encountered |= T1_PRIVATE; @@ -1401,13 +1400,14 @@ /* and `/CharStrings' dictionaries. */ static void - t1_parse_font_matrix( T1_Face face, - T1_Loader loader ) + t1_parse_font_matrix( FT_Face face, /* T1_Face */ + void* loader_ ) { + T1_Face t1face = (T1_Face)face; + T1_Loader loader = (T1_Loader)loader_; T1_Parser parser = &loader->parser; - FT_Matrix* matrix = &face->type1.font_matrix; - FT_Vector* offset = &face->type1.font_offset; - FT_Face root = (FT_Face)&face->root; + FT_Matrix* matrix = &t1face->type1.font_matrix; + FT_Vector* offset = &t1face->type1.font_offset; FT_Fixed temp[6]; FT_Fixed temp_scale; FT_Int result; @@ -1443,7 +1443,7 @@ if ( temp_scale != 0x10000L ) { /* set units per EM based on FontMatrix values */ - root->units_per_EM = (FT_UShort)FT_DivFix( 1000, temp_scale ); + face->units_per_EM = (FT_UShort)FT_DivFix( 1000, temp_scale ); temp[0] = FT_DivFix( temp[0], temp_scale ); temp[1] = FT_DivFix( temp[1], temp_scale ); @@ -1471,14 +1471,16 @@ static void - parse_encoding( T1_Face face, - T1_Loader loader ) + parse_encoding( FT_Face face, /* T1_Face */ + void* loader_ ) { + T1_Face t1face = (T1_Face)face; + T1_Loader loader = (T1_Loader)loader_; T1_Parser parser = &loader->parser; FT_Byte* cur; FT_Byte* limit = parser->root.limit; - PSAux_Service psaux = (PSAux_Service)face->psaux; + PSAux_Service psaux = (PSAux_Service)t1face->psaux; T1_Skip_Spaces( parser ); @@ -1494,7 +1496,7 @@ /* and we must load it now */ if ( ft_isdigit( *cur ) || *cur == '[' ) { - T1_Encoding encode = &face->type1.encoding; + T1_Encoding encode = &t1face->type1.encoding; FT_Int count, array_size, n; PS_Table char_table = &loader->encoding_table; FT_Memory memory = parser->root.memory; @@ -1676,7 +1678,7 @@ FT_TRACE4(( "]\n" )); #endif - face->type1.encoding_type = T1_ENCODING_TYPE_ARRAY; + t1face->type1.encoding_type = T1_ENCODING_TYPE_ARRAY; parser->root.cursor = cur; } @@ -1687,21 +1689,21 @@ if ( cur + 17 < limit && ft_strncmp( (const char*)cur, "StandardEncoding", 16 ) == 0 ) { - face->type1.encoding_type = T1_ENCODING_TYPE_STANDARD; + t1face->type1.encoding_type = T1_ENCODING_TYPE_STANDARD; FT_TRACE4(( " StandardEncoding\n" )); } else if ( cur + 15 < limit && ft_strncmp( (const char*)cur, "ExpertEncoding", 14 ) == 0 ) { - face->type1.encoding_type = T1_ENCODING_TYPE_EXPERT; + t1face->type1.encoding_type = T1_ENCODING_TYPE_EXPERT; FT_TRACE4(( " ExpertEncoding\n" )); } else if ( cur + 18 < limit && ft_strncmp( (const char*)cur, "ISOLatin1Encoding", 17 ) == 0 ) { - face->type1.encoding_type = T1_ENCODING_TYPE_ISOLATIN1; + t1face->type1.encoding_type = T1_ENCODING_TYPE_ISOLATIN1; FT_TRACE4(( " ISOLatin1Encoding\n" )); } @@ -1715,9 +1717,11 @@ static void - parse_subrs( T1_Face face, - T1_Loader loader ) + parse_subrs( FT_Face face, /* T1_Face */ + void* loader_ ) { + T1_Face t1face = (T1_Face)face; + T1_Loader loader = (T1_Loader)loader_; T1_Parser parser = &loader->parser; PS_Table table = &loader->subrs; FT_Memory memory = parser->root.memory; @@ -1725,7 +1729,7 @@ FT_Int num_subrs; FT_UInt count; - PSAux_Service psaux = (PSAux_Service)face->psaux; + PSAux_Service psaux = (PSAux_Service)t1face->psaux; T1_Skip_Spaces( parser ); @@ -1857,7 +1861,7 @@ /* */ /* thanks to Tom Kacvinsky for pointing this out */ /* */ - if ( face->type1.private_dict.lenIV >= 0 ) + if ( t1face->type1.private_dict.lenIV >= 0 ) { FT_Byte* temp = NULL; @@ -1865,7 +1869,7 @@ /* some fonts define empty subr records -- this is not totally */ /* compliant to the specification (which says they should at */ /* least contain a `return'), but we support them anyway */ - if ( size < (FT_ULong)face->type1.private_dict.lenIV ) + if ( size < (FT_ULong)t1face->type1.private_dict.lenIV ) { error = FT_THROW( Invalid_File_Format ); goto Fail; @@ -1876,9 +1880,11 @@ goto Fail; FT_MEM_COPY( temp, base, size ); psaux->t1_decrypt( temp, size, 4330 ); - size -= (FT_ULong)face->type1.private_dict.lenIV; - error = T1_Add_Table( table, (FT_Int)idx, - temp + face->type1.private_dict.lenIV, size ); + size -= (FT_ULong)t1face->type1.private_dict.lenIV; + error = T1_Add_Table( table, + (FT_Int)idx, + temp + t1face->type1.private_dict.lenIV, + size ); FT_FREE( temp ); } else @@ -1910,9 +1916,11 @@ static void - parse_charstrings( T1_Face face, - T1_Loader loader ) + parse_charstrings( FT_Face face, /* T1_Face */ + void* loader_ ) { + T1_Face t1face = (T1_Face)face; + T1_Loader loader = (T1_Loader)loader_; T1_Parser parser = &loader->parser; PS_Table code_table = &loader->charstrings; PS_Table name_table = &loader->glyph_names; @@ -1920,7 +1928,7 @@ FT_Memory memory = parser->root.memory; FT_Error error; - PSAux_Service psaux = (PSAux_Service)face->psaux; + PSAux_Service psaux = (PSAux_Service)t1face->psaux; FT_Byte* cur = parser->root.cursor; FT_Byte* limit = parser->root.limit; @@ -2069,13 +2077,13 @@ notdef_found = 1; } - if ( face->type1.private_dict.lenIV >= 0 && + if ( t1face->type1.private_dict.lenIV >= 0 && n < num_glyphs + TABLE_EXTEND ) { FT_Byte* temp = NULL; - if ( size <= (FT_ULong)face->type1.private_dict.lenIV ) + if ( size <= (FT_ULong)t1face->type1.private_dict.lenIV ) { error = FT_THROW( Invalid_File_Format ); goto Fail; @@ -2086,9 +2094,11 @@ goto Fail; FT_MEM_COPY( temp, base, size ); psaux->t1_decrypt( temp, size, 4330 ); - size -= (FT_ULong)face->type1.private_dict.lenIV; - error = T1_Add_Table( code_table, n, - temp + face->type1.private_dict.lenIV, size ); + size -= (FT_ULong)t1face->type1.private_dict.lenIV; + error = T1_Add_Table( code_table, + n, + temp + t1face->type1.private_dict.lenIV, + size ); FT_FREE( temp ); } else @@ -2570,7 +2580,7 @@ { FT_ERROR(( "T1_Open_Face:" " number-of-designs != 2 ^^ number-of-axes\n" )); - T1_Done_Blend( face ); + T1_Done_Blend( FT_FACE( face ) ); } if ( face->blend && @@ -2590,15 +2600,15 @@ /* font as a normal PS font */ if ( face->blend && ( !face->blend->num_designs || !face->blend->num_axis ) ) - T1_Done_Blend( face ); + T1_Done_Blend( FT_FACE( face ) ); /* the font may have no valid WeightVector */ if ( face->blend && !face->blend->weight_vector ) - T1_Done_Blend( face ); + T1_Done_Blend( FT_FACE( face ) ); /* the font may have no valid BlendDesignPositions */ if ( face->blend && !face->blend->design_pos[0] ) - T1_Done_Blend( face ); + T1_Done_Blend( FT_FACE( face ) ); /* the font may have no valid BlendDesignMap */ if ( face->blend ) @@ -2609,7 +2619,7 @@ for ( i = 0; i < face->blend->num_axis; i++ ) if ( !face->blend->design_map[i].num_points ) { - T1_Done_Blend( face ); + T1_Done_Blend( FT_FACE( face ) ); break; } } |