Of course! i attached output file before and after applying new patch
On Thu, May 9, 2024 at 9:08 AM Hamid,Idris <idris.ha...@colostate.edu> wrote: > > > ------ Original Message ------ > From "Hans Hagen" <j.ha...@xs4all.nl> > To "ntg-context@ntg.nl" <ntg-context@ntg.nl> > Date 5/9/2024 6:29:40 AM > Subject [NTG-context] Re: rendering arabic diacritics > > ** Caution: EXTERNAL Sender ** > > On 5/9/2024 2:17 PM, Hamid,Idris wrote: > > Hi Seyal, > > See below: > > ------ Original Message ------ > From "Hans Hagen" <j.ha...@xs4all.nl <mailto:j.ha...@xs4all.nl > <j.ha...@xs4all.nl>>> > To "seyal.zav...@gmail.com <mailto:seyal.zav...@gmail.com > <seyal.zav...@gmail.com>>" > <seyal.zav...@gmail.com <mailto:seyal.zav...@gmail.com > <seyal.zav...@gmail.com>>>; "mailing list > for ConTeXt users" <ntg-context@ntg.nl <mailto:ntg-context@ntg.nl > <ntg-context@ntg.nl>>> > Date 5/9/2024 3:31:45 AM > Subject [NTG-context] Re: rendering arabic diacritics > > > ** Caution: EXTERNAL Sender ** > On 5/9/2024 10:03 AM, seyal.zav...@gmail.com > <mailto:seyal.zav...@gmail.com <seyal.zav...@gmail.com>> wrote: > > Hi all, > when i want to use the linked font for arabic texts it doesn't render > diacritics properly > i doesn't have problem with this font in inkscape or libreoffice > what featureset should i apply? > font link: > > https://nam10.safelinks.protection.outlook.com/?url=https%3A%2F%2Fdrive.google.com%2Ffile%2Fd%2F1hCcv6wqWjd-5GEKnaowh8E8YVbTgGqQr%2Fview%3Fusp%3Dsharing&data=05%7C02%7CIdris.Hamid%40ColoState.EDU%7Cc8b63025b08545aa636308dc70244f52%7Cafb58802ff7a4bb1ab21367ff2ecfc8b%7C0%7C0%7C638508548453863256%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C0%7C%7C%7C&sdata=a2qMEGD0wo%2FhM6oNJ7AvfFyRPMEJuu0bFeceX4PPnsg%3D&reserved=0 > <https://drive.google.com/file/d/1hCcv6wqWjd-5GEKnaowh8E8YVbTgGqQr/view?usp=sharing> > < > https://nam10.safelinks.protection.outlook.com/?url=https%3A%2F%2Fdrive.google.com%2Ffile%2Fd%2F1hCcv6wqWjd-5GEKnaowh8E8YVbTgGqQr%2Fview%3Fusp%3Dsharing&data=05%7C02%7CIdris.Hamid%40ColoState.EDU%7Cc8b63025b08545aa636308dc70244f52%7Cafb58802ff7a4bb1ab21367ff2ecfc8b%7C0%7C0%7C638508548453873437%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C0%7C%7C%7C&sdata=%2FLAHOebc2kdBEl4rBsEnp7gV4f6ZpXMWNt4FoUptSus%3D&reserved=0 > <https://drive.google.com/file/d/1hCcv6wqWjd-5GEKnaowh8E8YVbTgGqQr/view?usp=sharing> > > > this is my MWE: > \definefontfeature [arabis] > [mode=node,language=dflt,script=arab, > init=yes,medi=yes,fina=yes,isol=yes, > liga=yes,dlig=yes,rlig=yes,clig=yes, > mark=yes,mkmk=yes,kern=yes,curs=yes] > \definefont [Ahang] [file:Ahang-Regular.otf*arabis at 18pt] > \setupalign[r2l] > \starttext > {\Ahang تَشْكِيل كَسْرَة} > \stoptext > > \definefont [Ahang] [file:Ahang-Regular.otf*arabic at 18pt] > but there is an issue with widths, ill send you a patch to test > > > The provided "*arabic" featureset should suffice for this font. Also > TEXpage is useful for this kind of MWE: > > \definefont [Ahang] [file:Ahang-Regular.otf*arabic at 18pt] > \setupalign[r2l] > \startTEXpage[offset=1em] > {\Ahang تَشْكِيل كَسْرَة} > \stopTEXpage > > In prehistoric ConTeXt version > > 2023.09.26 18:19 > > the diacritics look fine in both ConTeXt and unicode editor MS Notepad. > > So if there is something wrong, it must be in a more recent version. > > For comparison: Before applying Hans' patch, could you kindly send your > pdf of the MWE that shows the error? Mine is attached. > > Ahang-Regular has no width settings for the marks so we need to zero > them. Tahrir_Regular has widths but these we explictly need to zero with > a pseudo feature then. (What are the assumptions when we do arabic? That > marks are to have zero width?) > > > Yes, marks should have zero-width but Uniscribe (and Harbuzz?/its > successor?) provide support for legacy fonts with non-zero width. > > But sometimes font designers imitate legacy behavior.. > > So it used to be often the case that a font with diacritics that worked in > Uniscribe etc. (e.g., Deja Vu Arabic) would show marks with widths in > ConTeXt. > > In order to be more helpful, I should update to the latest beta, run some > tests, and get current on the status of these matters.. > > Idris > -- > Idris Samawi Hamid, Professor > Department of Philosophy > Colorado State University > Fort Collins, CO 80523 > > ___________________________________________________________________________________ > If your question is of interest to others as well, please add an entry to > the Wiki! > > maillist : ntg-context@ntg.nl / > https://mailman.ntg.nl/mailman3/lists/ntg-context.ntg.nl > webpage : https://www.pragma-ade.nl / https://context.aanhet.net (mirror) > archive : https://github.com/contextgarden/context > wiki : https://wiki.contextgarden.net > > ___________________________________________________________________________________ >
test.pdf
Description: Adobe PDF document
test2.pdf
Description: Adobe PDF document
___________________________________________________________________________________ If your question is of interest to others as well, please add an entry to the Wiki! maillist : ntg-context@ntg.nl / https://mailman.ntg.nl/mailman3/lists/ntg-context.ntg.nl webpage : https://www.pragma-ade.nl / https://context.aanhet.net (mirror) archive : https://github.com/contextgarden/context wiki : https://wiki.contextgarden.net ___________________________________________________________________________________
