Automatically map Arabic codepoints to Arabic mathematical codepoints in math

Open
#9,042 2 comments 0 reactions 0 assignees View on GitHub

Maintainers usually reply within 2 days

Nobody has claimed this yet.

Assessment

Difficulty
5/5
Estimated time
Over a week
Newbie friendliness
35/100
Issue type
Feature
Clarity
Mostly clear
Activity status
Active
Tech stack
rust

Research direction

The issue provides a Typst example but names no source files or tests. Start by reading the math symbol definition and text font handling entry points to determine how standalone symbol redefinition and quoted text in math are currently handled. Done means the reported Arabic math and text font behavior is clarified or addressed, including the question about RTL support.

Written by the indexing model from the issue text.

Description

change request i18n math

Most arabic mathematical sympols are in the unicode block U1EE00 TO U1EEBB

Now arabic relies on ligatures and some arabic letters are big and falls below baseline

this means it is always better to use the mathematical sympols block if you do want to use the font for normal writing since using special sympols in the main arabic block will ruin ligatures

now this gives two problems:

#show math.equation: set text(font: "ArabicMath", dir: rtl, size: 12pt)
#let أ = math.class("normal", $\u{1EE00}$)
#let ب = math.class("normal", $\u{1EE01}$)
#let ج = math.class("normal", $\u{1EE02}$)
#let د = math.class("normal", $\u{1EE03}$)
#let ه = math.class("normal", $\u{1EE04}$)
#let و = math.class("normal", $\u{1EE05}$)
#let ز = math.class("normal", $\u{1EE06}$)
#let ح = math.class("normal", $\u{1EE07}$)
#let ط = math.class("normal", $\u{1EE08}$)
#let ي = math.class("normal", $\u{1EE09}$)
#let ك = math.class("normal", $\u{1EE0A}$)
#let م = math.class("normal", $\u{1EE0B}$)
#let م = math.class("normal", $\u{1EE0C}$)
#let ن = math.class("normal", $\u{1EE0D}$)
#let س = math.class("normal", $\u{1EE0E}$)
#let ع = math.class("normal", $\u{1EE0F}$)
#let ف = math.class("normal", $\u{1EE10}$)
#let ص = math.class("normal", $\u{1EE11}$)
#let ق = math.class("normal", $\u{1EE12}$)
#let ر = math.class("normal", $\u{1EE13}$)
#let ش = math.class("normal", $\u{1EE14}$)
#let ت = math.class("normal", $\u{1EE15}$)
#let ث = math.class("normal", $\u{1EE16}$)
#let خ = math.class("normal", $\u{1EE17}$)
#let ذ = math.class("normal", $\u{1EE18}$)
#let ض = math.class("normal", $\u{1EE19}$)
#let ظ = math.class("normal", $\u{1EE1A}$)
#let غ = math.class("normal", $\u{1EE1B}$)


#let ألف = math.class("normal", $\u{1EE40}$)
#let باء = math.class("normal", $\u{1EE41}$)
#let جيم = math.class("normal", $\u{1EE42}$)
#let دال = math.class("normal", $\u{1EE43}$)
#let هاء = math.class("normal", $\u{1EE44}$)
#let واو = math.class("normal", $\u{1EE45}$)
#let زاي = math.class("normal", $\u{1EE46}$)
#let حاء = math.class("normal", $\u{1EE47}$)
#let طاء = math.class("normal", $\u{1EE48}$)
#let ياء = math.class("normal", $\u{1EE49}$)
#let كاف = math.class("normal", $\u{1EE4A}$)
#let لام = math.class("normal", $\u{1EE4B}$)
#let ميم = math.class("normal", $\u{1EE4C}$)
#let نون = math.class("normal", $\u{1EE4D}$)
#let سين = math.class("normal", $\u{1EE4E}$)
#let عين = math.class("normal", $\u{1EE4F}$)
#let فاء = math.class("normal", $\u{1EE50}$)
#let صاد = math.class("normal", $\u{1EE51}$)
#let قاف = math.class("normal", $\u{1EE52}$)
#let راء = math.class("normal", $\u{1EE53}$)
#let شين = math.class("normal", $\u{1EE54}$)
#let تاء = math.class("normal", $\u{1EE55}$)
#let ثاء = math.class("normal", $\u{1EE56}$)
#let خاء = math.class("normal", $\u{1EE57}$)
#let ذال = math.class("normal", $\u{1EE58}$)
#let ضاد = math.class("normal", $\u{1EE59}$)
#let ظاء = math.class("normal", $\u{1EE5A}$)
#let غين = math.class("normal", $\u{1EE5B}$)

#let ألفة = math.class("normal", $\u{1EE80}$)
#let باءة = math.class("normal", $\u{1EE81}$)
#let جيمة = math.class("normal", $\u{1EE82}$)
#let دالة = math.class("normal", $\u{1EE83}$)
#let هاءة = math.class("normal", $\u{1EE84}$)
#let واوة = math.class("normal", $\u{1EE85}$)
#let زاية = math.class("normal", $\u{1EE86}$)
#let حاءة = math.class("normal", $\u{1EE87}$)
#let طاءة = math.class("normal", $\u{1EE88}$)
#let ياءة = math.class("normal", $\u{1EE89}$)
#let كافة = math.class("normal", $\u{1EE8A}$)
#let لامة = math.class("normal", $\u{1EE8B}$)
#let ميمة = math.class("normal", $\u{1EE8C}$)
#let نونة = math.class("normal", $\u{1EE8D}$)
#let سينة = math.class("normal", $\u{1EE8E}$)
#let عينة = math.class("normal", $\u{1EE8F}$)
#let فاءة = math.class("normal", $\u{1EE90}$)
#let صادة = math.class("normal", $\u{1EE91}$)
#let قافة = math.class("normal", $\u{1EE92}$)
#let راءة = math.class("normal", $\u{1EE93}$)
#let شينة = math.class("normal", $\u{1EE94}$)
#let تاءة = math.class("normal", $\u{1EE95}$)
#let ثاءة = math.class("normal", $\u{1EE96}$)
#let خاءة = math.class("normal", $\u{1EE97}$)
#let ذالة = math.class("normal", $\u{1EE98}$)
#let ضادة = math.class("normal", $\u{1EE99}$)
#let ظاءة = math.class("normal", $\u{1EE9A}$)
#let غينة = math.class("normal", $\u{1EE9B}$)

#let أأ = math.class("normal", $\u{1EEA0}$)
#let بب = math.class("normal", $\u{1EEA1}$)
#let جج = math.class("normal", $\u{1EEA2}$)
#let دد = math.class("normal", $\u{1EEA3}$)
#let هه = math.class("normal", $\u{1EEA4}$)
#let وو = math.class("normal", $\u{1EEA5}$)
#let زز = math.class("normal", $\u{1EEA6}$)
#let حح = math.class("normal", $\u{1EEA7}$)
#let طط = math.class("normal", $\u{1EEA8}$)
#let يي = math.class("normal", $\u{1EEA9}$)
#let كك = math.class("normal", $\u{1EEAA}$)
#let لل = math.class("normal", $\u{1EEAB}$)
#let مم = math.class("normal", $\u{1EEAC}$)
#let نن = math.class("normal", $\u{1EEAD}$)
#let سس = math.class("normal", $\u{1EEAE}$)
#let عع = math.class("normal", $\u{1EEAF}$)
#let فف = math.class("normal", $\u{1EEB0}$)
#let صص = math.class("normal", $\u{1EEB1}$)
#let قق = math.class("normal", $\u{1EEB2}$)
#let رر = math.class("normal", $\u{1EEB3}$)
#let شش = math.class("normal", $\u{1EEB4}$)
#let تت = math.class("normal", $\u{1EEB5}$)
#let ثث = math.class("normal", $\u{1EEB6}$)
#let خخ = math.class("normal", $\u{1EEB7}$)
#let ذذ = math.class("normal", $\u{1EEB8}$)
#let ضض = math.class("normal", $\u{1EEB9}$)
#let ظظ = math.class("normal", $\u{1EEBA}$)
#let غغ = math.class("normal", $\u{1EEBB}$)

the first block in this code does not work because apperantly you cannot redefine standalone sympols

this tells me i should use special sympols for the main block but now i cannot use qoutes "" in math to write arabic text because the ligatures

so is it possible to allow redefintion of standalone sympols or let quotes in math $""$ use text font setting not math fontsetting?

and is there any updates on rtl in mathmode?

thanks for your great project.

Dominant language
Rust
Stars
57k
Forks
1.8k
Avg merge
1d 17h
Merged PRs (30d)
22

Getting set up

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

More from typst/typst

All issues in typst/typst

Similar issues

More Rust issues

Get new issues in your inbox

A short digest of beginner-friendly GitHub issues.