[HarfBuzz] How to get a glyph code for a character?
behdad at behdad.org
Sat May 25 15:01:31 UTC 2019
On Sat, May 25, 2019 at 10:26 AM Eli Zaretskii <eliz at gnu.org> wrote:
> One of the methods an Emacs font-backend should provide is the
> encode_char method, which returns the glyph code of the selected font
> for a character given by its Unicode codepoint. For example, the XFT
> backend uses the XftCharIndex function for that purpose, and the
> Freetype backend uses FT_Get_Char_Index.
> What is the best way of providing such a method with HarfBuzz on
> MS-Windows? One possibility is obviously to call hb_shape, but maybe
> there's a simpler way for a single codepoint?
Use of such facilities in an application is quite suspect though.
> Btw, what does hb_font_get_glyph() return?
Boolean indicating whether the font supports that character.
> HarfBuzz mailing list
> HarfBuzz at lists.freedesktop.org
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