linebender / linebender/parley
On Windows, no font is selected for fullwidth latin characters.
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- Dominant language
- Rust
- Stars
- 736
- Forks
- 120
- Avg merge
- 1d 3h
- Merged PRs (30d)
- 53
Description
Fullwidth latin characters are most commonly used in Japanese text, and are primarily supported in Japanese fonts, but such a font is not selected on Windows when displaying fullwidth latin characters in any context. For example, we try to render ‘a’ `U+FF41 FULLWIDTH LATIN SMALL LETTER A`

This issue has been encountered particularly when using input methods:

Contributor guide
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First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start by reproducing the fullwidth Latin character case on Windows, particularly with Japanese input methods, then trace how font selection handles U+FF41 in the relevant rendering path. Done means a suitable Japanese font is selected for fullwidth Latin characters in every context described by the issue.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- rust
- Domain
- desktop, internationalization
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 35/100