ref: 01df41be0b8ef0ef307f517ea5d8048cd35a48f9
dir: /sys/lib/ghostscript/gs_fntem.ps/
% Copyright (C) 2000 artofcode LLC. All rights reserved. % % This software is provided AS-IS with no warranty, either express or % implied. % % This software is distributed under license and may not be copied, % modified or distributed except as expressly authorized under the terms % of the license contained in the file LICENSE in this distribution. % % For more information about licensing, please refer to % http://www.ghostscript.com/licensing/. For information on % commercial licensing, go to http://www.artifex.com/licensing/ or % contact Artifex Software, Inc., 101 Lucas Valley Road #110, % San Rafael, CA 94903, U.S.A., +1(415)492-9861. % $Id: gs_fntem.ps,v 1.8 2004/10/25 15:11:37 igor Exp $ % A procset for Postscript font emulation % The procedures must not depend on the presence of the % procset dictionary on the dictionary stack. languagelevel 2 .setlanguagelevel %========================= Process xlatmap ==================== mark %% Replace 1 (xlatmap) (xlatmap) .runlibfile .dicttomark dup systemdict exch /.xlatmap_dict exch put % Convert it into a plain text to simplify the processing in C : % *(fontkind\0\0\ *(charmap\0decoding\0) ) \0 () exch { 3 1 roll =string cvs concatstrings (\0\0) concatstrings exch { =string cvs concatstrings (\0) concatstrings } forall } forall (\0) concatstrings systemdict exch /.xlatmap exch put /FontEmulationProcs 10 dict begin %-------------------------------Font-------------------------------- /FontCommon % - font_common - { currentdict /PaintType known not { /PaintType 0 def } if currentdict /Encoding .knownget not { //StandardEncoding } if dup type /nametype eq { /Encoding findresource } if /Encoding exch def } bind def /FontOptions 5 dict begin /make_procs currentdict def /NameKey /FontName def /TypeKey /FontType def 1 { /FontMatrix [0.001 0 0 0.001 0 0] def /FontBBox [-128 -128 1024 1024] def % zfapi.ps refines it. /Private 0 dict def /CharStrings << /.notdef () >> def //FontCommon exec } bind def 42 { /FontMatrix [1 0 0 1 0 0] def /FontBBox [0 0 1 1] def % zfapi.ps refines it. /CharStrings <<>> def /sfnts [<00010000 0000 0000 0000 0000 0000>] def /GlyphDirectory [] def //FontCommon exec } bind def %fixme : more font types. currentdict end def %---------------------------CIDFont--------------------------- /TranslateCSI % <record> TranslateCSI <CSI> { RESMPDEBUG { (fntem TranslateCSI beg ) = } if begin << /Registry (Adobe) /Ordering CSI aload pop /Supplement exch >> end RESMPDEBUG { (fntem TranslateCSI end ) = } if } bind def /CIDFontCommon { /CIDSystemInfo currentdict //TranslateCSI exec def currentdict /CSI undef /FontBBox [-128 -128 1024 1024] def % zfapi.ps refines it. /CIDCount 1 def % ChooseDecoding will set a reasonable value. } bind def % GFlyph substitution table for narrow, wide, proportional glyphs - % used with TrueTypes. currentpacking false setpacking /SubstNWP << % Array format : orig_type, beg_CID, end_CID, subst_beg_CID, subst_type % type = (n==narrow, w==wide, p==proportional). /Japan1 { p 1 94 231 n p 17 26 780 w p 34 59 790 w p 66 91 816 w w 842 842 7918 w % fixme: These substitutions require to shift the glyph origin. w 844 844 7919 w w 846 846 7920 w w 848 848 7921 w w 850 850 7922 w w 876 876 7923 w w 908 908 7924 w w 910 910 7925 w w 912 912 7926 w w 914 914 7927 w w 925 925 7928 w w 927 927 7929 w w 929 929 7930 w w 931 931 7931 w w 933 933 7932 w w 959 959 7933 w w 991 991 7934 w w 993 993 7935 w w 995 995 7936 w w 1002 1002 7937 w w 1009 1009 7938 w w 1010 1010 7939 w } cvlit /Japan2 1 index /CNS1 { p 1 94 13648 n p 17 26 333 w p 34 59 365 w p 66 91 391 w } cvlit /GB1 { p 2 94 814 n p 2 94 262 w p 1 1 7716 n } cvlit /Korea1 { p 1 60 8094 n p 62 94 8155 n p 2 59 264 w p 63 94 325 w } cvlit /Identity [] >> def setpacking /CIDFontOptions 5 dict begin /make_procs currentdict def /NameKey /CIDFontName def /TypeKey /CIDFontType def 0 { //CIDFontCommon exec /FDArray [ 14 dict begin /FontName CIDFontName =string cvs (%) concatstrings cvn def /FontType 1 def /FontMatrix [0.001 0 0 0.001 0 0 ] def /PaintType 0 def /Private 0 dict def currentdict end ] def /GlyphDirectory [] def /GDBytes 1 def /FDBytes 0 def } bind def 1 { //CIDFontCommon exec /FontMatrix [1 0 0 1 0 0] def /BuildGlyph {} def } bind def 2 { //CIDFontCommon exec /FontMatrix [1 0 0 1 0 0] def /GDBytes 2 def /CIDMap <0000> def /sfnts [<00010000 0000 0000 0000 0000 0000>] def /Encoding [] def /CharStrings << /.notdef 0 >> def } bind def currentdict end def /complete_instance % <font_name> <FontDict> <Options> complete_FAPI_Font <font_name> <FontDict> { begin dup length dict copy begin 1 index NameKey exch def currentglobal true setglobal make_procs TypeKey load .knownget { exec } { setglobal /complete_instance cvx /invalidfont signalerror } ifelse setglobal currentdict end end } bind def /GetFilePath % <scratch> <Name> <record> GetFilePath <filepath> { exch pop % (scratch) <record> /Path get % (scratch) (path) exch copy % What we make here it is not a complete PS resource. % Unable to provide full conformity : % the attempt to run this file may fail. } bind def /GetSize % <Name> <record> GetSize <size> { pop pop -1 % Unknown size. % fixme: probably we could provide an estimation size for some fonts. } bind def /RecordVirtualMethodsStub 3 dict begin /GetFilePath //GetFilePath def /GetSize //GetSize def currentdict end def % ---------------------- Decoding helpers ---------------------------- /encodingnames mark StandardEncoding /StandardEncoding ISOLatin1Encoding /ISOLatin1Encoding SymbolEncoding /SymbolEncoding DingbatsEncoding /DingbatsEncoding /resourceforall where { pop (*) { cvn dup findencoding exch } 1024 string /Encoding resourceforall } if .dicttomark def /ChooseDecoding % <font> ChooseDecoding <font> { { % A loop for 'exit' context. dup /Decoding .knownget { dup type /nametype eq { 1 index /CIDFontType known { /CIDDecoding } { /Decoding } ifelse findresource 1 index exch /Decoding exch put } { pop } ifelse dup /CIDFontType known { dup dup /Decoding get /CIDCount get /CIDCount exch put } if exit } if dup /CIDFontType known { % This is a hooked CID font, no need for Decoding. exit } if % This works when the renderer can't choose character by name, % and we cannot determine the charset. % Probably this branch is to be removed after UFST problem is fixed. dup /Encoding get % <<font>> encoding dup type /nametype eq { /Decoding findresource 1 index exch /Decoding exch put } { dup //encodingnames exch .knownget { exch pop /Decoding findresource 1 index exch /Decoding exch put } { % unknown encoding, convert it to decoding : dup length dict begin /.notdef 0 def 0 1 currentdict length 1 sub { dup 2 index exch get dup /.notdef ne { exch def } { pop pop } ifelse } for pop currentdict end 1 index exch /Decoding exch put } ifelse } ifelse exit } loop dup /CIDFontType known { dup /SubstNWP .knownget not { dup /CIDSystemInfo get /Ordering get cvn } if dup type /nametype eq { //SubstNWP exch get % <<font>> [SubstNWP] } if 1 index exch /SubstNWP exch put } if } bind def /PrintFontRef % <string|name> <font> PrintFontRef <string|name> <font> { dup /FontName known { (Font ) } { (CIDFont ) } ifelse print 1 index =string cvs print dup /FontName .knownget not { dup /CIDFontName get } if % <string|name> <font> <fontname> dup 3 index ne { ( \( aliased from ) print =string cvs print ( \)) print } { pop } ifelse } bind def /GetFontType % <font> GetFontType int { dup /CIDFontType .knownget { exch pop 9 add } { /FontType get } ifelse } bind def /FindInArray % <array> <elem> .array_find <bool> { false 3 1 roll exch { % false elem elem_i 1 index eq { % false elem pop true exch } if } forall pop } bind def /ProvideUnicodeDecoding % <font> ProvideUnicodeDecoding <font> { % If the font is maintained by FAPI, or if it is TT-emulated CID font, % it already has /Decoding. But its value isn't guaranteeed to % be an Unicode decoding. Since we can't determine whether % it is an Unicode decoding, we unconditionally load an appropriate Unicode decoding % and attach it with /GlyphNames2Unicode entry. % % Another interesting case is when the font already has /GlyphNames2Unicode. % The latter to be used instead. Note that /GlyphNames2Unicode % appears only when type 32 fonts are disable (see .pdf_hook_DSC_Creator), % but an automatic disabling is not implemented yet. currentglobal true setglobal exch dup /FontInfo known not { dup /FontInfo 1 dict put } if { % A loop just for 'exit' context. dup /FontInfo get /GlyphNames2Unicode known { exit } if dup /CIDFontType known { dup mark exch % bool <font> [ <font> dup /CIDSystemInfo get /Ordering get (.Unicode) % bool <font> [ <font> () () concatstrings cvn % bool <font> [ <font> /Name /CIDDecoding { findresource } stopped { % Can't provide a decoding, giving up without creating /GlyphNames2Unicode. cleartomark exit } if % bool <font> [ <font> <D> exch /FontInfo get exch % bool <font> [ <FI> <D> /GlyphNames2Unicode exch .forceput % FontInfo can be read-only. pop % bool <font> exit } if dup /FontInfo get % bool <font> <FI> /GlyphNames2Unicode /Unicode /Decoding findresource .forceput % FontInfo can be read-only. exit } loop exch setglobal } bind def currentdict end /ProcSet defineresource pop .setlanguagelevel