<i18n dev> [OpenJDK 2D-Dev] RFR: 8208179: Devanagari not shown with logical fonts on Windows after removal of Lucida Sans from JDK

Philip Race philip.race at oracle.com
Fri Apr 26 13:19:18 UTC 2019

On 4/25/19, 11:22 PM, Jayathirth Rao wrote:
> Hi Phil,
> Changes are fine.
> I think script name of Telugu should be “telugu” and not “telegu”.

Thanks. I think I've made that same typo in the past .. I'll fix before 

> Thanks,
> Jay
>> On 25-Apr-2019, at 9:23 PM, Phil Race<philip.race at oracle.com>  wrote:
>> Any takers ? Jay ? Also adding i18n-dev.
>> -phil.
>> On 4/20/19 4:29 PM, Philip Race wrote:
>>> Bug: https://bugs.openjdk.java.net/browse/JDK-8208179
>>> Webrev: http://cr.openjdk.java.net/~prr/8208179/index.html
>>> The original complaint is missing devanagari in logical fonts in Oracle JDK 11.
>>> I realised in looking at this that we are also missing Thai.
>>> The reason is that Lucida Sans was removed and there are no windows fonts
>>> configured to replace these.
>>> In fixing this we can also add support for other Indic scripts and Khmer + Mongolian too
>>> as Windows 7 and later all contain suitable UI fonts.
>>> One wrinkle is that we will be more likely to trip over a small bug whereby
>>> if we have registered one font in a family due to it being mentioned in a logical
>>> font and that font can be used to synthesis another style of that font, we don't
>>> go to check to see if there is a system font of the exact style.
>>> FontFamily.getFont(String name, int style) has a comment warning of this possibility.
>>> This was observed that Mangal hid Mangal Bold for example, and inconsistently if
>>> you used the Mangal Bold font directly it was not hidden and would be used.
>>> So the fix adds a call to an existing method which will resolve all fonts in that family first.
>>> A test is provided which verifies the scripts are now supported by the logical fonts on Windows.
>>> -phil.

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