[XeTeX] Fake italics for some characters only

[Dominik Wujastyk]

How about doing a little font editing and adding italicized versions of the
four characters you want to your main font?


On Tue, 4 Dec 2018 at 13:58, Benct Philip Jonsson <bpj at melroch.se> wrote:

> I have a somewhat unusual problem. In a document produced using
> XeLaTeX I need to use four Unicode letters with scarce font
> support in italicized words and passages but the font which I have
> to use supports these characters only in roman. The obvious
> solution is to use the FakeSlant feature of fontspec but I don’t
> want to enclose these characters in a command argument, in the
> hope that a future version of the document can use an italic font
> which supports these characters, but neither do I (perhaps
> needless to say) want to use fake italics except for these four
> characters. In other words I would like to perform some kind of
> “keyhole surgery” in the preamble and use these characters
> normally in the body of the document, which I guess means having
> to make them active and somehow detect when they are inside the
> argument of `\textit`. (Note: it is appropriate to use `\textit`
> rather than `\emph` here because the purpose of the italicization
> is to mark text as being in an object language in a linguistic
> text.) Is that at all possible? I guess I could wrap `\textit` in
> a macro which locally redefines the active characters, but I’m not
> sure how to do that, nor how to access the glyphs corresponding to
> the characters once the characters are active. I am a user who
> isn’t afraid of using and making the most of various packages or
> of writing an occasional custom command to wrap up some repeatedly
> needed operation, but I am no expert. I am aware of all the
> arguments against fake italics — that is why I want to limit the
> damage as much as possible! — but I have no choice here. Waiting
> for the/an appropriate font to include italic versions of these
> characters is not an option at the moment.
>
> /Benct
>
>
>
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