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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. */ |
/* */ |
/***************************************************************************/ |
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#ifndef __PFRTYPES_H__ |
#define __PFRTYPES_H__ |
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#include <ft2build.h> |
#include FT_INTERNAL_OBJECTS_H |
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FT_BEGIN_HEADER |
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/************************************************************************/ |
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/* the PFR Header structure */ |
typedef struct PFR_HeaderRec_ |
{ |
FT_UInt32 signature; |
FT_UInt version; |
FT_UInt signature2; |
FT_UInt header_size; |
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FT_UInt log_dir_size; |
FT_UInt log_dir_offset; |
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FT_UInt log_font_max_size; |
FT_UInt32 log_font_section_size; |
FT_UInt32 log_font_section_offset; |
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FT_UInt32 phy_font_max_size; |
FT_UInt32 phy_font_section_size; |
FT_UInt32 phy_font_section_offset; |
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FT_UInt gps_max_size; |
FT_UInt32 gps_section_size; |
FT_UInt32 gps_section_offset; |
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FT_UInt max_blue_values; |
FT_UInt max_x_orus; |
FT_UInt max_y_orus; |
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FT_UInt phy_font_max_size_high; |
FT_UInt color_flags; |
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FT_UInt32 bct_max_size; |
FT_UInt32 bct_set_max_size; |
FT_UInt32 phy_bct_set_max_size; |
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FT_UInt num_phy_fonts; |
FT_UInt max_vert_stem_snap; |
FT_UInt max_horz_stem_snap; |
FT_UInt max_chars; |
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} PFR_HeaderRec, *PFR_Header; |
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/* used in `color_flags' field of the PFR_Header */ |
typedef enum PFR_HeaderFlags_ |
{ |
PFR_FLAG_BLACK_PIXEL = 1, |
PFR_FLAG_INVERT_BITMAP = 2 |
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} PFR_HeaderFlags; |
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/************************************************************************/ |
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typedef struct PFR_LogFontRec_ |
{ |
FT_UInt32 size; |
FT_UInt32 offset; |
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FT_Int32 matrix[4]; |
FT_UInt stroke_flags; |
FT_Int stroke_thickness; |
FT_Int bold_thickness; |
FT_Int32 miter_limit; |
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FT_UInt32 phys_size; |
FT_UInt32 phys_offset; |
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} PFR_LogFontRec, *PFR_LogFont; |
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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 |
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} PFR_LogFlags; |
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typedef enum PFR_LineJoinFlags_ |
{ |
PFR_LINE_JOIN_MITER = 0, |
PFR_LINE_JOIN_ROUND = 1, |
PFR_LINE_JOIN_BEVEL = 2 |
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} PFR_LineJoinFlags; |
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/************************************************************************/ |
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typedef enum PFR_BitmapFlags_ |
{ |
PFR_BITMAP_3BYTE_OFFSET = 4, |
PFR_BITMAP_2BYTE_SIZE = 2, |
PFR_BITMAP_2BYTE_CHARCODE = 1 |
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} PFR_BitmapFlags; |
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typedef struct PFR_BitmapCharRec_ |
{ |
FT_UInt char_code; |
FT_UInt gps_size; |
FT_UInt32 gps_offset; |
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} PFR_BitmapCharRec, *PFR_BitmapChar; |
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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 |
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} PFR_StrikeFlags; |
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typedef struct PFR_StrikeRec_ |
{ |
FT_UInt x_ppm; |
FT_UInt y_ppm; |
FT_UInt flags; |
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FT_UInt32 gps_size; |
FT_UInt32 gps_offset; |
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FT_UInt32 bct_size; |
FT_UInt32 bct_offset; |
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/* optional */ |
FT_UInt num_bitmaps; |
PFR_BitmapChar bitmaps; |
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} PFR_StrikeRec, *PFR_Strike; |
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/************************************************************************/ |
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typedef struct PFR_CharRec_ |
{ |
FT_UInt char_code; |
FT_Int advance; |
FT_UInt gps_size; |
FT_UInt32 gps_offset; |
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} PFR_CharRec, *PFR_Char; |
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/************************************************************************/ |
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typedef struct PFR_DimensionRec_ |
{ |
FT_UInt standard; |
FT_UInt num_stem_snaps; |
FT_Int* stem_snaps; |
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} PFR_DimensionRec, *PFR_Dimension; |
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/************************************************************************/ |
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typedef struct PFR_KernItemRec_* PFR_KernItem; |
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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; |
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} PFR_KernItemRec; |
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#define PFR_KERN_INDEX( g1, g2 ) \ |
( ( (FT_UInt32)(g1) << 16 ) | (FT_UInt16)(g2) ) |
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#define PFR_KERN_PAIR_INDEX( pair ) \ |
PFR_KERN_INDEX( (pair)->glyph1, (pair)->glyph2 ) |
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#define PFR_NEXT_KPAIR( p ) ( p += 2, \ |
( (FT_UInt32)p[-2] << 16 ) | p[-1] ) |
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/************************************************************************/ |
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typedef struct PFR_PhyFontRec_ |
{ |
FT_Memory memory; |
FT_UInt32 offset; |
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FT_UInt font_ref_number; |
FT_UInt outline_resolution; |
FT_UInt metrics_resolution; |
FT_BBox bbox; |
FT_UInt flags; |
FT_UInt standard_advance; |
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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 */ |
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PFR_DimensionRec horizontal; |
PFR_DimensionRec vertical; |
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FT_String* font_id; |
FT_String* family_name; |
FT_String* style_name; |
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FT_UInt num_strikes; |
FT_UInt max_strikes; |
PFR_StrikeRec* strikes; |
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FT_UInt num_blue_values; |
FT_Int *blue_values; |
FT_UInt blue_fuzz; |
FT_UInt blue_scale; |
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FT_UInt num_chars; |
FT_Offset chars_offset; |
PFR_Char chars; |
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FT_UInt num_kern_pairs; |
PFR_KernItem kern_items; |
PFR_KernItem* kern_items_tail; |
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/* not part of the spec, but used during load */ |
FT_Long bct_offset; |
FT_Byte* cursor; |
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} PFR_PhyFontRec, *PFR_PhyFont; |
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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 |
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} PFR_PhyFlags; |
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typedef enum PFR_KernFlags_ |
{ |
PFR_KERN_2BYTE_CHAR = 0x01, |
PFR_KERN_2BYTE_ADJ = 0x02 |
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} PFR_KernFlags; |
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/************************************************************************/ |
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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 |
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} PFR_GlyphFlags; |
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/* controlled coordinate */ |
typedef struct PFR_CoordRec_ |
{ |
FT_UInt org; |
FT_UInt cur; |
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} PFR_CoordRec, *PFR_Coord; |
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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; |
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} PFR_SubGlyphRec, *PFR_SubGlyph; |
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typedef enum PFR_SubgGlyphFlags_ |
{ |
PFR_SUBGLYPH_3BYTE_OFFSET = 0x80, |
PFR_SUBGLYPH_2BYTE_SIZE = 0x40, |
PFR_SUBGLYPH_YSCALE = 0x20, |
PFR_SUBGLYPH_XSCALE = 0x10 |
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} PFR_SubGlyphFlags; |
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typedef struct PFR_GlyphRec_ |
{ |
FT_Byte format; |
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#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; |
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FT_UInt num_subs; |
FT_UInt max_subs; |
PFR_SubGlyphRec* subs; |
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FT_GlyphLoader loader; |
FT_Bool path_begun; |
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} PFR_GlyphRec, *PFR_Glyph; |
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FT_END_HEADER |
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#endif /* __PFRTYPES_H__ */ |
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/* END */ |