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% Copyright (C) 1999 Aladdin Enterprises. 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: addxchar.ps 6300 2005-12-28 19:56:24Z giles $% Add the Central European and other Adobe extended Latin characters to a% Type 1 font.% Requires -dWRITESYSTEMDICT to disable access protection.

(type1ops.ps) runlibfile

% ---------------- Utilities ---------------- %

/addce_dict 50 dict defaddce_dict begin

% Define the added copyright notice./addednotice (. Portions Copyright (C) 1999 Aladdin Enterprises.) def

% Open a font for modification by removing the FID and changing the% FontName. Removing UniqueID and XUID is not necessary, since we

% will only be adding characters./openfont { % openfont

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SBW 1 index .knownget {exch pop

} {dup glyphcs { dup /hsbw eq { pop exit } if } forall2 array astoreSBW 3 -1 roll 2 index put

} ifelse aload pop

} def

% Get the CharString for a glyph, as an array./glyphcs { % glyphcs CharStrings exch get4330 exch dup length string .type1decrypt exch popdup length lenIV sub lenIV exch getinterval0 () /SubFileDecode filter [ exch charstack_read ]

} def

% Find an occurrence of a value in an array./asearch { % asearch true

% asearch falsefalse 0 4 2 roll exch {% Stack: false index value element

2 copy eq { pop pop exch not exch dup exit } ifexch 1 add exch

} forall pop pop} def

% Convert an array back to a CharString./csdef { % csdef -charproc_string4330 exch dup .type1encrypt exch pop readonlyCharStrings 3 1 roll put

} def

% Split an accented character name./splitaccented { % splitaccented

dup =string cvsdup 0 1 getinterval cvnexch dup length 1 sub 1 exch getinterval cvn

} def

% Begin the definition of a 'seac' character.% Defines accent, base, abox, bbox.% The initial dx lines up the origins of the base and the accent./beginseac { % beginseac

% -mark- /hsbw /accent exch def /base exch def/abox [accent glyphbbox] def/bbox [base glyphbbox] def[ base glyphsbw /hsbw accent glyphsbw popdup 4 index sub

} def

% Center the accent over the base of a 'seac' character./centeraccent { % centeraccent bbox 2 get bbox 0 get add 2 divabox 2 get abox 0 get add 2 div

sub add} def

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% Finish the definition of a 'seac' character./finishseac { % -mark- ... finishseac -exch cvi exch cvicharindex base get charindex accent get /seac ] csdef

} def

% ---------------- Main program ---------------- %

% Define accented characters that can be made with seac,% with the accent centered over the character./seacchars [/Abreve /Amacron/Cacute /Ccaron /Dcaron/Ecaron /Edotaccent /Emacron/Gbreve/Idotaccent /Imacron/Lacute/Nacute /Ncaron/Ohungarumlaut /Omacron

/Racute /Rcaron/Sacute /Scedilla/Tcaron/Uhungarumlaut /Umacron /Uogonek /Uring/Zacute /Zdotaccent/abreve /amacron/cacute /ccaron/ecaron /edotaccent /emacron/gbreve/lacute/nacute /ncaron/ohungarumlaut /omacron/racute /rcaron

/sacute /scedilla/uhungarumlaut /umacron /uring/zacute /zdotaccent

] def

% Define seac characters where the accent lines up with the right% edge of the character./seacrightchars [/Aogonek /Eogonek /Iogonek /aogonek /eogonek /iogonek /uogonek

] def

% Define seac characters where the caron becomes an appended quoteright./seaccaronchars [/dcaron /lcaron /tcaron

] def

% Define seac characters using commaaccent./seaccommachars [/Gcommaaccent /Kcommaaccent /Lcommaaccent /Ncommaaccent /Rcommaaccent/Scommaaccent /Tcommaaccent/gcommaaccent /kcommaaccent /lcommaaccent /ncommaaccent /rcommaaccent/scommaaccent /tcommaaccent

] def

% Define the characters copied from the Symbol font.

/symbolchars [/Delta /greaterequal /lessequal /lozenge /notequal /partialdiff/summation

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] def

% Define the procedures for editing the commaaccent character.% Delete all the hints, since it's too hard to adjust them./caedit mark/rmoveto { exch commatop sub cvi exch }/hstem { pop pop pop }

/vstem 1 index/callothersubr {dup 3 eq { 4 { pop } repeat /skip true def } if

}/pop { skip { pop /skip false def } if }

.dicttomark def

/addce { % addce

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% Adjust the X position if italic.dup italfactor mul 3 -1 roll add exch

} {pop 0

} ifelse} {pop 0

} ifelsefinishseac

} forall

seacrightchars {splitaccented beginseacbbox 2 get abox 2 get sub add % line up right edges0 finishseac

} forall

/dcroat /d /hyphen beginseacbbox 2 get abox 2 get sub add % line up right edges

0 finishseac

/imacron /dotlessi /macron beginseaccenteraccent

0 finishseac

/Lcaron /L /quoteright beginseacbbox 2 get abox 2 get sub add % line up right edges

0 finishseac

seaccaronchars {dup =string cvs 0 1 getinterval cvn /quoteright beginseac

% Move the quote to the right of the character.

bbox 2 get abox 0 get sub 50 add add% Adjust the character width as well.

4 -1 roll abox 2 get abox 0 get sub 50 add add cvi 4 1 roll0 finishseac

} forall

seaccommachars {dup =string cvs 0 1 getinterval cvn /comma beginseaccenteraccentcommatop neg

% Lower the accent if the character extends below% the baseline

bbox 1 get 0 .min addfinishseac

} forall

% Add the characters from the Symbol font.% We should scale them to match the FontBBox, but we don't.

symbolchars {symbolfont /CharStrings get 1 index getCharStrings 3 1 roll put

} forall

% Add the one remaining character.

CharStrings /Dcroat CharStrings /Eth get put

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% Recompute the FontBBox, since some of the accented characters% may have enlarged it.

/llx 1000 def /lly 1000 def /urx 0 def /ury 0 defCharStrings {pop glyphbboxury .max /ury exch def urx .max /urx exch def

lly .min /lly exch def llx .min /llx exch def} forall/FontBBox llx cvi lly cvi urx ceiling cvi ury ceiling cvi 4 packedarray def

% Restore the Encoding and wrap up.

[/Copyright /Notice] {FontInfo 1 index .knownget {addednotice concatstrings FontInfo 3 1 roll put

} {pop

} ifelse

} forallFontName font openfontdup /Encoding origfont /Encoding get putdefinefont

end end} def

currentdict end readonly pop % addce_dict

/addce { addce_dict begin addce end } def

% ---------------- Integration ---------------- %

% We would like to patch the font loader so that it adds the extended% Latin characters automatically. We haven't done this yet.

% ---------------- Test program ---------------- %

/TEST where { pop TEST } { false } ifelse {/FONT where { pop } { /FONT /Palatino-Italic def } ifelse(unprot.ps) runlibfileunprot(wrfont.ps) runlibfilewrfont_dict begin/eexec_encrypt true def/binary_CharStrings true def

endsaveFONT findfont/Latin-CE exch addce setfont(t.ce.pfb) (w) file dup writefont closefile

restore(prfont.ps) runlibfile(t.ce.pfb) (r) file .loadfont/Latin-CE DoFontquit

} if