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/***************************************************************************/
/* */
/* pfrtypes.h */
/* */
/* FreeType PFR data structures (specification only). */
/* */
/* Copyright 2002, 2003, 2005, 2007 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 <ft2build.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 */
typedef enum PFR_HeaderFlags_
{
PFR_FLAG_BLACK_PIXEL = 1,
PFR_FLAG_INVERT_BITMAP = 2
} PFR_HeaderFlags;
/************************************************************************/
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;
typedef enum PFR_LogFlags_
{
PFR_LOG_EXTRA_ITEMS = 0x40,
PFR_LOG_2BYTE_BOLD = 0x20,
PFR_LOG_BOLD = 0x10,
PFR_LOG_2BYTE_STROKE = 8,
PFR_LOG_STROKE = 4,
PFR_LINE_JOIN_MASK = 3
} PFR_LogFlags;
typedef enum PFR_LineJoinFlags_
{
PFR_LINE_JOIN_MITER = 0,
PFR_LINE_JOIN_ROUND = 1,
PFR_LINE_JOIN_BEVEL = 2
} PFR_LineJoinFlags;
/************************************************************************/
typedef enum PFR_BitmapFlags_
{
PFR_BITMAP_3BYTE_OFFSET = 4,
PFR_BITMAP_2BYTE_SIZE = 2,
PFR_BITMAP_2BYTE_CHARCODE = 1
} PFR_BitmapFlags;
typedef struct PFR_BitmapCharRec_
{
FT_UInt char_code;
FT_UInt gps_size;
FT_UInt32 gps_offset;
} PFR_BitmapCharRec, *PFR_BitmapChar;
typedef enum PFR_StrikeFlags_
{
PFR_STRIKE_2BYTE_COUNT = 0x10,
PFR_STRIKE_3BYTE_OFFSET = 0x08,
PFR_STRIKE_3BYTE_SIZE = 0x04,
PFR_STRIKE_2BYTE_YPPM = 0x02,
PFR_STRIKE_2BYTE_XPPM = 0x01
} PFR_StrikeFlags;
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_UInt 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_Long bct_offset;
FT_Byte* cursor;
} PFR_PhyFontRec, *PFR_PhyFont;
typedef enum PFR_PhyFlags_
{
PFR_PHY_EXTRA_ITEMS = 0x80,
PFR_PHY_3BYTE_GPS_OFFSET = 0x20,
PFR_PHY_2BYTE_GPS_SIZE = 0x10,
PFR_PHY_ASCII_CODE = 0x08,
PFR_PHY_PROPORTIONAL = 0x04,
PFR_PHY_2BYTE_CHARCODE = 0x02,
PFR_PHY_VERTICAL = 0x01
} PFR_PhyFlags;
typedef enum PFR_KernFlags_
{
PFR_KERN_2BYTE_CHAR = 0x01,
PFR_KERN_2BYTE_ADJ = 0x02
} PFR_KernFlags;
/************************************************************************/
typedef enum PFR_GlyphFlags_
{
PFR_GLYPH_IS_COMPOUND = 0x80,
PFR_GLYPH_EXTRA_ITEMS = 0x08,
PFR_GLYPH_1BYTE_XYCOUNT = 0x04,
PFR_GLYPH_XCOUNT = 0x02,
PFR_GLYPH_YCOUNT = 0x01
} PFR_GlyphFlags;
/* 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;
typedef enum PFR_SubgGlyphFlags_
{
PFR_SUBGLYPH_3BYTE_OFFSET = 0x80,
PFR_SUBGLYPH_2BYTE_SIZE = 0x40,
PFR_SUBGLYPH_YSCALE = 0x20,
PFR_SUBGLYPH_XSCALE = 0x10
} PFR_SubGlyphFlags;
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 */
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