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bug#65803: 29.1; Noto Sans Mono CJK JP has doubled-width on Windows
From: |
Werner LEMBERG |
Subject: |
bug#65803: 29.1; Noto Sans Mono CJK JP has doubled-width on Windows |
Date: |
Fri, 08 Sep 2023 14:49:11 +0000 (UTC) |
> [...] CJK fonts customarily contain tens of
> thousands of glyphs, of which only a small subset represent ASCII
> ``monospace'' characters relevant to Emacs, but the `tmAveCharWidth'
> field, which is derived from the font's OS/2 table:
>
>
> https://developer.apple.com/fonts/TrueType-Reference-Manual/RM06/Chap6OS2.html
>
> [...]
In general I recommend to refer to the OpenType specification
https://learn.microsoft.com/en-us/typography/opentype/spec/
which is an ISO standard (ISO/IEC 14496-22 “Open Font Format”),
instead of the Apple-only TrueType reference. There are significant
differences, especially for modern fonts.
Werner
- bug#65803: 29.1; Noto Sans Mono CJK JP has doubled-width on Windows, Shingo Tanaka, 2023/09/07
- bug#65803: 29.1; Noto Sans Mono CJK JP has doubled-width on Windows, Eli Zaretskii, 2023/09/07
- bug#65803: 29.1; Noto Sans Mono CJK JP has doubled-width on Windows, Shingo Tanaka, 2023/09/07
- bug#65803: 29.1; Noto Sans Mono CJK JP has doubled-width on Windows, Eli Zaretskii, 2023/09/07
- bug#65803: 29.1; Noto Sans Mono CJK JP has doubled-width on Windows, Eli Zaretskii, 2023/09/07
- bug#65803: 29.1; Noto Sans Mono CJK JP has doubled-width on Windows, Shingo Tanaka, 2023/09/07
- bug#65803: 29.1; Noto Sans Mono CJK JP has doubled-width on Windows, Eli Zaretskii, 2023/09/08
- bug#65803: 29.1; Noto Sans Mono CJK JP has doubled-width on Windows, Shingo Tanaka, 2023/09/08
- bug#65803: 29.1; Noto Sans Mono CJK JP has doubled-width on Windows, Eli Zaretskii, 2023/09/08
- bug#65803: 29.1; Noto Sans Mono CJK JP has doubled-width on Windows, Po Lu, 2023/09/08
- bug#65803: 29.1; Noto Sans Mono CJK JP has doubled-width on Windows,
Werner LEMBERG <=
- bug#65803: 29.1; Noto Sans Mono CJK JP has doubled-width on Windows, Eli Zaretskii, 2023/09/09
- bug#65803: 29.1; Noto Sans Mono CJK JP has doubled-width on Windows, Po Lu, 2023/09/09
- bug#65803: 29.1; Noto Sans Mono CJK JP has doubled-width on Windows, Eli Zaretskii, 2023/09/09
- bug#65803: 29.1; Noto Sans Mono CJK JP has doubled-width on Windows, Eli Zaretskii, 2023/09/09
- bug#65803: 29.1; Noto Sans Mono CJK JP has doubled-width on Windows, Po Lu, 2023/09/09
- bug#65803: 29.1; Noto Sans Mono CJK JP has doubled-width on Windows, Eli Zaretskii, 2023/09/09
- bug#65803: 29.1; Noto Sans Mono CJK JP has doubled-width on Windows, Eli Zaretskii, 2023/09/09
- bug#65803: 29.1; Noto Sans Mono CJK JP has doubled-width on Windows, Po Lu, 2023/09/09
- bug#65803: 29.1; Noto Sans Mono CJK JP has doubled-width on Windows, Eli Zaretskii, 2023/09/10
- bug#65803: 29.1; Noto Sans Mono CJK JP has doubled-width on Windows, Po Lu, 2023/09/10