| /***************************************************************************/ |
| /* */ |
| /* cfftypes.h */ |
| /* */ |
| /* Basic OpenType/CFF type definitions and interface (specification */ |
| /* only). */ |
| /* */ |
| /* Copyright 1996-2001 by */ |
| /* David Turner, Robert Wilhelm, and Werner Lemberg. */ |
| /* */ |
| /* This file is part of the FreeType project, and may only be used, */ |
| /* modified, and distributed under the terms of the FreeType project */ |
| /* license, LICENSE.TXT. By continuing to use, modify, or distribute */ |
| /* this file you indicate that you have read the license and */ |
| /* understand and accept it fully. */ |
| /* */ |
| /***************************************************************************/ |
| |
| |
| #ifndef __CFFTYPES_H__ |
| #define __CFFTYPES_H__ |
| |
| |
| #include <ft2build.h> |
| #include FT_FREETYPE_H |
| |
| |
| FT_BEGIN_HEADER |
| |
| |
| /*************************************************************************/ |
| /* */ |
| /* <Struct> */ |
| /* CFF_Index */ |
| /* */ |
| /* <Description> */ |
| /* A structure used to model a CFF Index table. */ |
| /* */ |
| /* <Fields> */ |
| /* stream :: The source input stream. */ |
| /* */ |
| /* count :: The number of elements in the index. */ |
| /* */ |
| /* off_size :: The size in bytes of object offsets in index. */ |
| /* */ |
| /* data_offset :: The position of first data byte in the index's */ |
| /* bytes. */ |
| /* */ |
| /* offsets :: A table of element offsets in the index. */ |
| /* */ |
| /* bytes :: If the index is loaded in memory, its bytes. */ |
| /* */ |
| typedef struct CFF_Index_ |
| { |
| FT_Stream stream; |
| FT_UInt count; |
| FT_Byte off_size; |
| FT_ULong data_offset; |
| |
| FT_ULong* offsets; |
| FT_Byte* bytes; |
| |
| } CFF_Index; |
| |
| |
| typedef struct CFF_Encoding_ |
| { |
| FT_UInt format; |
| FT_ULong offset; |
| |
| FT_UShort* sids; |
| FT_UShort* codes; |
| |
| } CFF_Encoding; |
| |
| |
| typedef struct CFF_Charset_ |
| { |
| |
| FT_UInt format; |
| FT_ULong offset; |
| |
| FT_UShort* sids; |
| |
| } CFF_Charset; |
| |
| |
| typedef struct CFF_Font_Dict_ |
| { |
| FT_UInt version; |
| FT_UInt notice; |
| FT_UInt copyright; |
| FT_UInt full_name; |
| FT_UInt family_name; |
| FT_UInt weight; |
| FT_Bool is_fixed_pitch; |
| FT_Fixed italic_angle; |
| FT_Pos underline_position; |
| FT_Pos underline_thickness; |
| FT_Int paint_type; |
| FT_Int charstring_type; |
| FT_Matrix font_matrix; |
| FT_UShort units_per_em; |
| FT_Vector font_offset; |
| FT_ULong unique_id; |
| FT_BBox font_bbox; |
| FT_Pos stroke_width; |
| FT_ULong charset_offset; |
| FT_ULong encoding_offset; |
| FT_ULong charstrings_offset; |
| FT_ULong private_offset; |
| FT_ULong private_size; |
| FT_Long synthetic_base; |
| FT_UInt embedded_postscript; |
| FT_UInt base_font_name; |
| FT_UInt postscript; |
| |
| /* these should only be used for the top-level font dictionary */ |
| FT_UInt cid_registry; |
| FT_UInt cid_ordering; |
| FT_ULong cid_supplement; |
| |
| FT_Long cid_font_version; |
| FT_Long cid_font_revision; |
| FT_Long cid_font_type; |
| FT_Long cid_count; |
| FT_ULong cid_uid_base; |
| FT_ULong cid_fd_array_offset; |
| FT_ULong cid_fd_select_offset; |
| FT_UInt cid_font_name; |
| |
| } CFF_Font_Dict; |
| |
| |
| typedef struct CFF_Private_ |
| { |
| FT_Byte num_blue_values; |
| FT_Byte num_other_blues; |
| FT_Byte num_family_blues; |
| FT_Byte num_family_other_blues; |
| |
| FT_Pos blue_values[14]; |
| FT_Pos other_blues[10]; |
| FT_Pos family_blues[14]; |
| FT_Pos family_other_blues[10]; |
| |
| FT_Fixed blue_scale; |
| FT_Pos blue_shift; |
| FT_Pos blue_fuzz; |
| FT_Pos standard_width; |
| FT_Pos standard_height; |
| |
| FT_Byte num_snap_widths; |
| FT_Byte num_snap_heights; |
| FT_Pos snap_widths[13]; |
| FT_Pos snap_heights[13]; |
| FT_Bool force_bold; |
| FT_Fixed force_bold_threshold; |
| FT_Int lenIV; |
| FT_Int language_group; |
| FT_Fixed expansion_factor; |
| FT_Long initial_random_seed; |
| FT_ULong local_subrs_offset; |
| FT_Pos default_width; |
| FT_Pos nominal_width; |
| |
| } CFF_Private; |
| |
| |
| typedef struct CFF_FD_Select_ |
| { |
| FT_Byte format; |
| FT_UInt range_count; |
| |
| /* that's the table, taken from the file `as is' */ |
| FT_Byte* data; |
| FT_UInt data_size; |
| |
| /* small cache for format 3 only */ |
| FT_UInt cache_first; |
| FT_UInt cache_count; |
| FT_Byte cache_fd; |
| |
| } CFF_FD_Select; |
| |
| |
| /* A SubFont packs a font dict and a private dict together. They are */ |
| /* needed to support CID-keyed CFF fonts. */ |
| typedef struct CFF_SubFont_ |
| { |
| CFF_Font_Dict font_dict; |
| CFF_Private private_dict; |
| |
| CFF_Index local_subrs_index; |
| FT_UInt num_local_subrs; |
| FT_Byte** local_subrs; |
| |
| } CFF_SubFont; |
| |
| |
| /* maximum number of sub-fonts in a CID-keyed file */ |
| #define CFF_MAX_CID_FONTS 16 |
| |
| |
| typedef struct CFF_Font_ |
| { |
| FT_Stream stream; |
| FT_Memory memory; |
| FT_UInt num_faces; |
| FT_UInt num_glyphs; |
| |
| FT_Byte version_major; |
| FT_Byte version_minor; |
| FT_Byte header_size; |
| FT_Byte absolute_offsize; |
| |
| |
| CFF_Index name_index; |
| CFF_Index top_dict_index; |
| CFF_Index string_index; |
| CFF_Index global_subrs_index; |
| |
| CFF_Encoding encoding; |
| CFF_Charset charset; |
| |
| CFF_Index charstrings_index; |
| CFF_Index font_dict_index; |
| CFF_Index private_index; |
| CFF_Index local_subrs_index; |
| |
| FT_String* font_name; |
| FT_UInt num_global_subrs; |
| FT_Byte** global_subrs; |
| |
| CFF_SubFont top_font; |
| FT_UInt num_subfonts; |
| CFF_SubFont* subfonts[CFF_MAX_CID_FONTS]; |
| |
| CFF_FD_Select fd_select; |
| |
| /* interface to PostScript hinter */ |
| void* pshinter; |
| |
| } CFF_Font; |
| |
| |
| FT_END_HEADER |
| |
| #endif /* __CFFTYPES_H__ */ |
| |
| |
| /* END */ |
