Re: Height of Unicode chars is not right

[Óscar Fuentes]

Eli Zaretskii <eliz@gnu.org> writes:

>> It is worth a try (Deja Vu Sans Mono covers a lot too), altough as
>> mentioned on my previous message, Emacs sometimes uses another font when
>> the default one encodes the Unicode char. On a discussion with an Emacs
>> hacker long time ago he mentioned that maybe such font does not correcty
>> report the chars it covers.
>
> Emacs doesn't open fonts it considers for a given character, to avoid
> a long delay when many fonts are tried (opening a font is expensive).
> Without opening a font, it is impossible to know with 100% certainty
> whether a font that declares coverage of some range of characters
> indeed includes a glyph for each character in that range.

On the case I mention above the problem migth consist on the font *not*
declaring some ranges, then Emacs switching to another font for the
characters on those ranges, right?

[snip]