Re: How to use "fontsampler example" with Persian font

[Mohammad Hossein Bateni <bateni@gmail.com>]

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In ConTeXt, use \definedfont[font-name*arabic] instead of the following two
commands:

\font\myfont=blah blah
\myfont

On Fri, Oct 7, 2016 at 11:41 AM, Mingranina Gingranina <mingranina@gmail.com
> wrote:

>  Dear Mohammad,
>  Hi,
>
>  Thank you very much for your reply. I forgot to mention that I had
> modified the fontsampler codes so that I can use it in ConTeXt with
> Dabeer module.
>
>  However, inspired by your reply I could get it to work in LuaTeX but
> not in ConTeXt with Dabeer module.
>
>  Are there any other set of features that I can test?
>
>  Thanks,
>  Mingranina
>
> On 10/7/16, Mohammad Hossein Bateni <bateni@gmail.com> wrote:
> > The following works for me:
> >
> > \input luaotfload.sty
> > \font \myfont =
> > file:HM_XNiloofar.ttf:language=dflt;script=arab;
> ccmp=yes;init=yes;medi=yes;fina=yes;rlig=yes
> > \myfont Salam
> >
> > \pardir TRT
> > \textdir TRT
> > سلام
> > حسن
> > \bye
> >
> >
> > On Fri, Oct 7, 2016 at 7:19 AM, Mohammad Hossein Bateni <
> bateni@gmail.com>
> > wrote:
> >
> >> I don't know much about fontsampler but the commands you list here are
> >> mostly irrelevant.  My guess is you will need to set the features in the
> >> font to get proper shaping.  A good set of features that should do the
> >> trick is called "arabic".
> >>
> >> When loading the font, you should do something like the following, but I
> >> have not tried it myself.
> >>
> >> \font\myfont=file:font.otf:language=dflt;script=arab;
> >> ccmp=yes;init=yes;medi=yes;fina=yes;rlig=yes
> >>
> >> —MHB
> >>
> >>
> >> On Fri, Oct 7, 2016 at 7:01 AM, Mingranina Gingranina <
> >> mingranina@gmail.com> wrote:
> >>
> >>> Dear All,
> >>>  Hello,
> >>>
> >>>  I am trying to use "fontsampler example" with Persian fonts (please
> >>> see below or "http://wiki.luatex.org/index.php/Fontsampler"
> >>>  for fontsampler codes).
> >>>  The problem is that Persian words apears as a string of separate
> >>> glyphs, for example I get "ح‌س‌ن" instead of "حسن".
> >>>  Do I have to use commands like the followings inside \directlua or
> >>> tex.tprint to fix the problem? If yes, how can I do that?
> >>>
> >>> \installlanguage [fa][default=pe,date=\longjalalidatefmt]
> >>> \mainlanguage[fa]
> >>>
> >>> \definefontfeature[tlig][tlig=yes]
> >>> \definefontfeature[slanted][slant=.2]
> >>> \definefontfeature[dlang][language=dflt]
> >>> \definefontfeature[flang][language=far]
> >>>
> >>> Thanks
> >>> Mingranina
> >>>
> >>>
> >>> fontsampler.tex
> >>> ============================================================
> >>> =============================================
> >>> \input luaotfload.sty
> >>> \overfullrule 0pt
> >>> \font\mono = {file:lmmono8-regular.otf} at 6pt
> >>> \parindent 0pt
> >>>
> >>> \def \samplestring {Sphinx of black quartz, judge my vow. 1234567890
> >>> äÄöÖüÜ ß !"§\$\%\&()=?}
> >>>
> >>> \directlua{
> >>>   dofile("fontsampler.lua")
> >>>   fontsampler(arg[2])
> >>> }
> >>>
> >>> \bye
> >>> ============================================================
> >>> =============================================
> >>> End Of fontsampler.tex
> >>>
> >>>
> >>> fontsampler.lua
> >>> ============================================================
> >>> =============================================
> >>> function dirtree(dir)
> >>>   assert(dir and dir ~= "", "directory parameter is missing or empty")
> >>>   if string.sub(dir, -1) == "/" then
> >>>     dir=string.sub(dir, 1, -2)
> >>>   end
> >>>
> >>>   local function yieldtree(dir)
> >>>     for entry in lfs.dir(dir) do
> >>>       if not entry:match("^%.") then
> >>>         entry=dir.."/"..entry
> >>>           if not lfs.isdir(entry) then
> >>>             coroutine.yield(entry,lfs.attributes(entry))
> >>>           end
> >>>           if lfs.isdir(entry) then
> >>>             yieldtree(entry)
> >>>           end
> >>>       end
> >>>     end
> >>>   end
> >>>
> >>>   return coroutine.wrap(function() yieldtree(dir) end)
> >>> end
> >>>
> >>>
> >>> function fontsampler( dir )
> >>>   for entry in dirtree(dir) do
> >>>     if entry:match(".otf","-4") then
> >>>       tex.tprint({[[\mono ]]},{-2,entry},{[[
> >>> (]]},{-2,fontloader.info(entry).fontname},{[[)\par\penalty
> >>> 10000\font\sample={file:]]},{-2,entry},{[[} at
> >>> 12pt\sample\samplestring\par\penalty 10000\vrule width \hsize height
> >>> 0.25pt depth 0pt\par]]})
> >>>     end
> >>>   end
> >>> end
> >>> ============================================================
> >>> =============================================
> >>> End Of fontsampler.lua
> >>> ____________________________________________________________
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> >>> to
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> >>>
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> >>
> >>
> >>
> >
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>
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If your question is of interest to others as well, please add an entry to the Wiki!

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