[OpenJDK 2D-Dev] [8u] RFR 8201801: RTL language (Hebrew) is presented from left to right
prasanta.sadhukhan at oracle.com
Mon Sep 3 10:33:19 UTC 2018
Not going into technicalities of the fix, but it seems it will break
non-macos build as you are checking for CFont in a shared class?
Also, if it's the issue still exists, then why you are fixing only in 8u
and not in jdk12?
On 9/3/2018 3:20 PM, Dmitry Markov wrote:
> Could you review a fix for jdk8u, please?
> bug: https://bugs.openjdk.java.net/browse/JDK-8201801
> webrev: http://cr.openjdk.java.net/~dmarkov/8201801/jdk8u/webrev.00/
> Problem description:
> The fix for 7162125  enabled font tables processing on OSX. However
> there is a lack of support for RTL languages in ICU layout engine.
> Quote from ICU guide: “…The AAT processing in the LayoutEngine is
> relatively basic as it only applies the default features in
> left-to-right text. This processing has been tested for Devanagari
> text. Since AAT processing is not script-specific, it might not work
> for other scripts…”, more details at
> As a result all RTL languages on OSX are incorrectly laid out, (i.e.
> the letters are reversely presented).
> Skip font tables for RTL languages on OSX platform.
>  - https://bugs.openjdk.java.net/browse/JDK-7162125
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