RFR: 8351878: RichTextArea: Pasting from RTF doesn't apply formatting [v3]

[Andy Goryachev]

On Mon, 17 Mar 2025 15:21:14 GMT, Andy Goryachev <angorya at openjdk.org> wrote:

>> Fixed two issues found in importing RTF text:
>> 
>> - charset translation (brought back removed code)
>> - missing font size attribute
>> - missing strike-through attribute
>> 
>> The charset issue was caused by my removal of the character decoder code present in the original JDK RTF parser/reader.  Why did I do that?
>
> Andy Goryachev has updated the pull request incrementally with one additional commit since the last revision:
> 
>   arabic

Weird, even "Noto Sans Arabic" font produces weirdly positioned diacritics in JavaFX, while it's ok in MS Word:

![Screenshot 2025-03-24 at 14 19 22](https://github.com/user-attachments/assets/06b97e09-05e5-4a6e-b598-f6c39ef162f4)

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PR Comment: https://git.openjdk.org/jfx/pull/1735#issuecomment-2749424474