Volker Kunert created FOP-3077:
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Summary: Wrong rendering of LATIN SMALL LETTER J WITH COMBINING
ACUTE ACCENT
Key: FOP-3077
URL: https://issues.apache.org/jira/browse/FOP-3077
Project: FOP
Issue Type: Bug
Components: font/opentype
Affects Versions: trunk
Reporter: Volker Kunert
Attachments: fop-din-spec-91379.fo, fop-din-spec-91379.fo.pdf,
fop-j-acute.fo, fop-j-acute.fo.pdf, fop.conf,
image-2022-06-11-12-04-55-468.png, image-2022-06-11-12-07-43-295.png,
j_with_acute_NotoSans-Regular.png, j_with_acute_NotoSansMono-Regular-1.png,
j_with_acute_NotoSansMono-Regular.png
In the glyph layout process for LATIN SMALL LETTER J WITH COMBINING ACUTE ACCENT
the letter "j" should be substituted by dotless j and then combined with the
accent.
The substitution is not carried out.
For font Noto Sans Regular
Result with FOP: !image-2022-06-11-12-04-55-468.png!
Result with HarfBuzz: !j_with_acute_NotoSans-Regular.png!
The same error occurs with font Noto Sans Mono Regular.
FOP: !image-2022-06-11-12-07-43-295.png!
HarfBuzz: !j_with_acute_NotoSansMono-Regular-1.png!
See also [^fop-j-acute.fo] and [^fop-j-acute.fo.pdf]
For reference I added a list of all characters and sequences of DIN SPEC 91379,
see [^fop-din-spec-91379.fo] and [^fop-din-spec-91379.fo.pdf] .
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