On Wed, 11 Dec 2024 20:48:51 GMT, Alisen Chung <ach...@openjdk.org> wrote:

>> Soft hyphens should never render, regardless of the rendering path used 
>> internally.
>> 
>> This PR does not expand the categorization of "complex" characters in 
>> `FontUtilities` in order to force the use of `TextLayout` rendering code 
>> paths (as was discussed in JBS).
>> 
>> Instead, it takes the existing (limited) format-category checks in 
>> `sun.font.CMap` (a TrueType font helper class), expands it to a more general 
>> / complete default-ignorable check 
>> (`FontUtilities.isDefaultIgnorable(int)`), and then moves these checks out 
>> of `CMap` and up a level into the `CharToGlyphMapper` classes themselves.
>> 
>> The Type1 and TTF glyph mappers have been updated, but the macOS glyph 
>> mapper has not been updated.
>
> Test currently fails with error `java.lang.RuntimeException: stringWidth for 
> char 00ad using font Dialog: 101 != 333
> `

@alisenchung What OS and architecture are you testing on where you see failures?

The automated checks seem to have all passed (except for `macos-aarch64`, which 
has been broken for quite a few weeks due to an unrelated toolchain issue: 
`xcode-select: error: invalid developer directory 
'/Applications/Xcode_14.3.1.app/Contents/Developer'`).

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PR Comment: https://git.openjdk.org/jdk/pull/22670#issuecomment-2548274677

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