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kc3-lang/freetype/src/pfr/pfrtypes.h
Alexei Podtelezhnikov
- src/pfr/pfrtypes.h
-
/**************************************************************************** * * pfrtypes.h * * FreeType PFR data structures (specification only). * * Copyright (C) 2002-2024 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 PFRTYPES_H_ #define PFRTYPES_H_ #include <freetype/internal/ftobjs.h> FT_BEGIN_HEADER /************************************************************************/ /* the PFR Header structure */ typedef struct PFR_HeaderRec_ { FT_UInt32 signature; FT_UInt version; FT_UInt signature2; FT_UInt header_size; FT_UInt log_dir_size; FT_UInt log_dir_offset; FT_UInt log_font_max_size; FT_UInt32 log_font_section_size; FT_UInt32 log_font_section_offset; FT_UInt32 phy_font_max_size; FT_UInt32 phy_font_section_size; FT_UInt32 phy_font_section_offset; FT_UInt gps_max_size; FT_UInt32 gps_section_size; FT_UInt32 gps_section_offset; FT_UInt max_blue_values; FT_UInt max_x_orus; FT_UInt max_y_orus; FT_UInt phy_font_max_size_high; FT_UInt color_flags; FT_UInt32 bct_max_size; FT_UInt32 bct_set_max_size; FT_UInt32 phy_bct_set_max_size; FT_UInt num_phy_fonts; FT_UInt max_vert_stem_snap; FT_UInt max_horz_stem_snap; FT_UInt max_chars; } PFR_HeaderRec, *PFR_Header; /* used in `color_flags' field of the PFR_Header */ #define PFR_FLAG_BLACK_PIXEL 0x01U #define PFR_FLAG_INVERT_BITMAP 0x02U /************************************************************************/ typedef struct PFR_LogFontRec_ { FT_UInt32 size; FT_UInt32 offset; FT_Int32 matrix[4]; FT_UInt stroke_flags; FT_Int stroke_thickness; FT_Int bold_thickness; FT_Int32 miter_limit; FT_UInt32 phys_size; FT_UInt32 phys_offset; } PFR_LogFontRec, *PFR_LogFont; #define PFR_LINE_JOIN_MITER 0x00U #define PFR_LINE_JOIN_ROUND 0x01U #define PFR_LINE_JOIN_BEVEL 0x02U #define PFR_LINE_JOIN_MASK ( PFR_LINE_JOIN_ROUND | PFR_LINE_JOIN_BEVEL ) #define PFR_LOG_STROKE 0x04U #define PFR_LOG_2BYTE_STROKE 0x08U #define PFR_LOG_BOLD 0x10U #define PFR_LOG_2BYTE_BOLD 0x20U #define PFR_LOG_EXTRA_ITEMS 0x40U /************************************************************************/ #define PFR_BITMAP_2BYTE_CHARCODE 0x01U #define PFR_BITMAP_2BYTE_SIZE 0x02U #define PFR_BITMAP_3BYTE_OFFSET 0x04U /* not part of the specification but used for implementation */ #define PFR_BITMAP_CHARCODES_VALIDATED 0x40U #define PFR_BITMAP_VALID_CHARCODES 0x80U typedef struct PFR_BitmapCharRec_ { FT_UInt char_code; FT_UInt gps_size; FT_UInt32 gps_offset; } PFR_BitmapCharRec, *PFR_BitmapChar; #define PFR_STRIKE_2BYTE_XPPM 0x01U #define PFR_STRIKE_2BYTE_YPPM 0x02U #define PFR_STRIKE_3BYTE_SIZE 0x04U #define PFR_STRIKE_3BYTE_OFFSET 0x08U #define PFR_STRIKE_2BYTE_COUNT 0x10U typedef struct PFR_StrikeRec_ { FT_UInt x_ppm; FT_UInt y_ppm; FT_UInt flags; FT_UInt32 gps_size; FT_UInt32 gps_offset; FT_UInt32 bct_size; FT_UInt32 bct_offset; /* optional */ FT_UInt num_bitmaps; PFR_BitmapChar bitmaps; } PFR_StrikeRec, *PFR_Strike; /************************************************************************/ typedef struct PFR_CharRec_ { FT_UInt char_code; FT_Int advance; FT_UInt gps_size; FT_UInt32 gps_offset; } PFR_CharRec, *PFR_Char; /************************************************************************/ typedef struct PFR_DimensionRec_ { FT_UInt standard; FT_UInt num_stem_snaps; FT_Int* stem_snaps; } PFR_DimensionRec, *PFR_Dimension; /************************************************************************/ typedef struct PFR_KernItemRec_* PFR_KernItem; typedef struct PFR_KernItemRec_ { PFR_KernItem next; FT_Byte pair_count; FT_Byte flags; FT_Short base_adj; FT_UInt pair_size; FT_Offset offset; FT_UInt32 pair1; FT_UInt32 pair2; } PFR_KernItemRec; #define PFR_KERN_INDEX( g1, g2 ) \ ( ( (FT_UInt32)(g1) << 16 ) | (FT_UInt16)(g2) ) #define PFR_KERN_PAIR_INDEX( pair ) \ PFR_KERN_INDEX( (pair)->glyph1, (pair)->glyph2 ) #define PFR_NEXT_KPAIR( p ) ( p += 2, \ ( (FT_UInt32)p[-2] << 16 ) | p[-1] ) /************************************************************************/ typedef struct PFR_PhyFontRec_ { FT_Memory memory; FT_UInt32 offset; FT_UInt font_ref_number; FT_UInt outline_resolution; FT_UInt metrics_resolution; FT_BBox bbox; FT_UInt flags; FT_Int standard_advance; FT_Int ascent; /* optional, bbox.yMax if not present */ FT_Int descent; /* optional, bbox.yMin if not present */ FT_Int leading; /* optional, 0 if not present */ PFR_DimensionRec horizontal; PFR_DimensionRec vertical; FT_String* font_id; FT_String* family_name; FT_String* style_name; FT_UInt num_strikes; FT_UInt max_strikes; PFR_StrikeRec* strikes; FT_UInt num_blue_values; FT_Int *blue_values; FT_UInt blue_fuzz; FT_UInt blue_scale; FT_UInt num_chars; FT_Offset chars_offset; PFR_Char chars; FT_UInt num_kern_pairs; PFR_KernItem kern_items; PFR_KernItem* kern_items_tail; /* not part of the spec, but used during load */ FT_ULong bct_offset; FT_Byte* cursor; } PFR_PhyFontRec, *PFR_PhyFont; #define PFR_PHY_VERTICAL 0x01U #define PFR_PHY_2BYTE_CHARCODE 0x02U #define PFR_PHY_PROPORTIONAL 0x04U #define PFR_PHY_ASCII_CODE 0x08U #define PFR_PHY_2BYTE_GPS_SIZE 0x10U #define PFR_PHY_3BYTE_GPS_OFFSET 0x20U #define PFR_PHY_EXTRA_ITEMS 0x80U #define PFR_KERN_2BYTE_CHAR 0x01U #define PFR_KERN_2BYTE_ADJ 0x02U /************************************************************************/ #define PFR_GLYPH_YCOUNT 0x01U #define PFR_GLYPH_XCOUNT 0x02U #define PFR_GLYPH_1BYTE_XYCOUNT 0x04U #define PFR_GLYPH_SINGLE_EXTRA_ITEMS 0x08U #define PFR_GLYPH_COMPOUND_EXTRA_ITEMS 0x40U #define PFR_GLYPH_IS_COMPOUND 0x80U /* controlled coordinate */ typedef struct PFR_CoordRec_ { FT_UInt org; FT_UInt cur; } PFR_CoordRec, *PFR_Coord; typedef struct PFR_SubGlyphRec_ { FT_Fixed x_scale; FT_Fixed y_scale; FT_Int x_delta; FT_Int y_delta; FT_UInt32 gps_offset; FT_UInt gps_size; } PFR_SubGlyphRec, *PFR_SubGlyph; #define PFR_SUBGLYPH_XSCALE 0x10U #define PFR_SUBGLYPH_YSCALE 0x20U #define PFR_SUBGLYPH_2BYTE_SIZE 0x40U #define PFR_SUBGLYPH_3BYTE_OFFSET 0x80U typedef struct PFR_GlyphRec_ { FT_Byte format; #if 0 FT_UInt num_x_control; FT_UInt num_y_control; #endif FT_UInt max_xy_control; FT_Pos* x_control; FT_Pos* y_control; FT_UInt num_subs; FT_UInt max_subs; PFR_SubGlyphRec* subs; FT_GlyphLoader loader; FT_Bool path_begun; } PFR_GlyphRec, *PFR_Glyph; FT_END_HEADER #endif /* PFRTYPES_H_ */ /* END */