Re: Missing character in texgyreheros

["luigi scarso" <luigi.scarso@gmail.com>]

2008/4/28 luigi scarso <luigi.scarso@gmail.com>:
> Sorry for the noise,
>  but i'm in the middle between an old
>  context mkii (2005) and mkiv stylesheet for a greek utf-encoded  file
>  and i'm a bit confused.
>
>  While using Heros font, I have:
>  Missing character: There is no ώ (974) in font
>  /home/usr7/tex/texmf/fonts/opentype/public/tex-gyre/texgyreheros-regular.otf!
>
>  But in enco-def.tex there is
>  \definecharacter greekomegatonos            {'w}
>
>  so I believe that it's possible to replace missing glyph with {'w}
>  Maybe some switch ?
>
>  I'm using
>  \usetypescript[postscript]
>  \setupbodyfont[postscript,10pt,ss]
>

This works,
but nothing else.

\usetypescript[postscript]
\setupbodyfont[postscript,10pt,ss]

\startluacode
function add_ties (line)
 line = line:gsub('ά','\\buildtextaccent\\textacute\\greekalpha')
 line = line:gsub('έ','\\buildtextaccent\\textacute\\greekepsilon')
 line = line:gsub('ή','\\buildtextaccent\\textacute\\greeketa')
 line = line:gsub('ί','\\buildtextaccent\\textacute\\greekiota')
 line = line:gsub('ό','\\buildtextaccent\\textacute\\greekomicron')
 line = line:gsub('ύ','\\buildtextaccent\\textacute\\greekupsilon')
 line = line:gsub('ώ','\\buildtextaccent\\textacute\\greekomega')
 line = line:gsub('Ό',"'\\greekOmicron")
 line = line:gsub("Ά","'\\greekAlpha")
 line = line:gsub("Έ","'\\greekEpsilon")
 line = line:gsub("Ή","'\\greekEta")
 line = line:gsub("Ί","'\\greekIota")
 line = line:gsub("ϊ","\\buildtextaccent\\textdiaeresis\\greekiota")
 line = line:gsub("Ύ","'\\greekUpsilon")
 line = line:gsub("Ώ","'\\greekOmega")
 return line
end
\stopluacode

\setupcolors[state=start]
\def\startfiltered{\ctxlua {callback.register('process_input_buffer',
add_ties)}}
\def\stopfiltered{\ctxlua {callback.register('process_input_buffer', nil)}}


\language[gr]

\starttext
\startfiltered
%%  see
%%  http://www.lorem-ipsum.info/generator3
\input Greek-Lipsum.txt
\stopfiltered
\stoptext


-- 
luigi
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