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File: application/libraries/dompdf/lib/ttf2ufm/src/global.h

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File: application/libraries/dompdf/lib/ttf2ufm/src/global.h
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/* * see COPYRIGHT */ /* options */ extern int encode; /* encode the resulting file */ extern int pfbflag; /* produce compressed file */ extern int wantafm; /* want to see .afm instead of .t1a on stdout */ extern int correctvsize; /* try to correct the vertical size of characters */ extern int wantuid; /* user wants UniqueID entry in the font */ extern int allglyphs; /* convert all glyphs, not only 256 of them */ extern int warnlevel; /* the level of permitted warnings */ extern int forcemap; /* do mapping even on non-Unicode fonts */ /* options - maximal limits */ extern int max_stemdepth; /* maximal depth of stem stack in interpreter */ /* options - debugging */ extern int absolute; /* print out in absolute values */ extern int reverse; /* reverse font to Type1 path directions */ /* options - suboptions of Outline Processing */ extern int optimize; /* enables space optimization */ extern int smooth; /* enable smoothing of outlines */ extern int transform; /* enables transformation to 1000x1000 matrix */ extern int hints; /* enables autogeneration of hints */ extern int subhints; /* enables autogeneration of substituted hints */ extern int trybold; /* try to guess whether the font is bold */ extern int correctwidth; /* try to correct the character width */ extern int vectorize; /* vectorize the bitmaps */ extern int use_autotrace; /* use the autotrace library on bitmap */ /* options - suboptions of File Generation */ extern int gen_pfa; /* generate the font file */ extern int gen_afm; /* generate the metrics file */ extern int gen_dvienc; /* generate the dvips encoding file */ /* not quite options to select a particular source encoding */ extern int force_pid; /* specific platform id */ extern int force_eid; /* specific encoding id */ /* other globals */ extern FILE *null_file, *pfa_file, *afm_file, *ufm_file, *dvienc_file; extern int numglyphs; /* warnings */ #define WARNING_1 if(warnlevel >= 1) #define WARNING_2 if(warnlevel >= 2) #define WARNING_3 if(warnlevel >= 3) #define WARNING_4 if(warnlevel >= 4) /* * Bitmap control macros */ #define BITMAP_BYTES(size) (((size)+7)>>3) #define DEF_BITMAP(name, size) unsigned char name[BITMAP_BYTES(size)] #define SET_BITMAP(name, bit) ( name[(bit)>>3] |= (1<<((bit)&7)) ) #define CLR_BITMAP(name, bit) ( name[(bit)>>3] &= ~(1<<((bit)&7)) ) #define IS_BITMAP(name, bit) ( name[(bit)>>3] & (1<<((bit)&7)) ) /* debugging */ /* debug flags */ #define DEBUG_UNICODE 0x00000001 /* unicode to 8-bit code conversion */ #define DEBUG_MAINSTEMS 0x00000002 /* glyph-wide main stem generation */ #define DEBUG_SUBSTEMS 0x00000004 /* substituted stem generation */ #define DEBUG_STEMS (DEBUG_MAINSTEMS|DEBUG_SUBSTEMS) #define DEBUG_REVERSAL 0x00000008 /* reversal of the paths */ #define DEBUG_FIXCVDIR 0x00000010 /* fixcvdir() */ #define DEBUG_STEMOVERLAP 0x00000020 /* stemoverlap() */ #define DEBUG_BLUESTEMS 0x00000040 /* markbluestems() */ #define DEBUG_STRAIGHTEN 0x00000080 /* markbluestems() */ #define DEBUG_EXTMAP 0x00000100 /* parsing of external map */ #define DEBUG_TOINT 0x00000200 /* conversion of path to integer */ #define DEBUG_BUILDG 0x00000400 /* building of glyph path */ #define DEBUG_QUAD 0x00000800 /* splitting curves by quadrants */ #define DEBUG_SQEQ 0x00001000 /* square equation solver */ #define DEBUG_COMPOSITE 0x00002000 /* handling of composite glyphs */ #define DEBUG_FCONCISE 0x00004000 /* normalization of curves */ #define DEBUG_FT 0x00008000 /* FreeType front-end */ #define DEBUG_BITMAP 0x00010000 /* conversion from bitmap */ #define DEBUG_DISABLED 0x80000000 /* special flag: temporary disable debugging */ /* at what we want to look now */ #ifndef DEBUG # define DEBUG (0) #endif /* uncomment the next line if debugging data is wanted for one glyph only */ /* #define DBG_GLYPH "C118" /* */ #if DEBUG==0 # define ISDBG(name) (0) # define ENABLEDBG(condition) (0) # define DISABLEDBG(condition) (0) #else extern int debug; /* collection of the flags */ /* this ISDBG will only work on ANSI C, not K&R */ # define ISDBG(name) ( (debug & DEBUG_DISABLED) ? 0 : (debug & (DEBUG_##name)) ) # define ENABLEDBG(condition) ( (condition) ? (debug&=~DEBUG_DISABLED) : 0 ) # define DISABLEDBG(condition) ( (condition) ? (debug|=DEBUG_DISABLED) : 0 ) #endif #ifdef DBG_GLYPH # define DBG_TO_GLYPH(g) DISABLEDBG( strcmp( (g)->name, DBG_GLYPH ) ) # define DBG_FROM_GLYPH(g) ENABLEDBG(1) #else # define DBG_TO_GLYPH(g) (0) # define DBG_FROM_GLYPH(g) (0) #endif /* prototypes */ int iscale( int val); double fscale( double val); int unicode_rev_lookup( int unival); void bmp_outline( GLYPH *g, int scale, char *bmap, int xsz, int ysz, int xoff, int yoff); int isign( int x); int fsign( double x); char *dupcnstring( unsigned char *s, int len); /* global metrics for a font */ struct font_metrics { /* post */ double italic_angle; short underline_position; short underline_thickness; short is_fixed_pitch; /* hhea */ short ascender; short descender; /* head */ unsigned short units_per_em; short bbox[4]; /* name */ char *name_copyright; char *name_family; char *name_style; char *name_full; char *name_version; char *name_ps; /* other */ int force_bold; }; /* size of the encoding table - glyphs beyond 255 are actually unnumbered */ #define ENCTABSZ 1024 /* switch table structure for front-ends */ #define MAXSUFFIX 10 struct frontsw { char *name; /* name of the front end */ char *descr; /* description of the front end */ char *suffix[MAXSUFFIX]; /* possible file name suffixes */ void (*open)(char *fname, char *arg); /* open font file */ void (*close)(void); /* close font file */ int (*nglyphs)(void); /* get the number of glyphs */ int (*glnames)(GLYPH *glyphs); /* get the names of glyphs */ void (*glmetrics)(GLYPH *glyphs); /* get the metrics of glyphs */ int (*glenc)(GLYPH *glyphs, int *enc, int *unimap); /* get the encoding */ void (*fnmetrics)(struct font_metrics *fm); /* get the font metrics */ void (*glpath)(int glyphno, GLYPH *glyphs); /* get the glyph path */ void (*kerning)(GLYPH *glyph_list); /* extract the kerning data */ };