[XeTeX] vertical spacing

Jonathan Kew jonathan_kew at sil.org
Wed Feb 9 19:41:39 CET 2005

On 9 Feb 2005, at 6:31 pm, Adam Lindsay wrote:

> Jonathan Kew said this at Wed, 9 Feb 2005 16:55:02 +0000:
>> depends on the ascent and descent specified in the font metrics (which
>> may add up to more than the point size; depends entirely on the whim 
>> of
>> the font designer).
>> Here's a Plain example that shows Hoefler Text, which seems happy to
>> set at 12/12 before \lineskip kicks in; compare the left column (using
>> default Plain TeX settings for \lineskip and \lineskiplimit) and the
>> right (with negative \lineskiplimit).
>> - - - - -
>> \font\x="Hoefler Text" at 12pt \x
> Well, thanks for that great tester in plain!
> Okay, it's clearly font dependent, and I chose two typical ones: 
> American
> Typewriter and Optima Regular. Going through some typical fonts 
> available
> on my system, it becomes clear that Hoefler Text is the best case.
> Still, it's not XeTeX, nor is it really on ConTeXt. People just have to
> be mindful of the fonts they choose, I guess.

Or set \lineskiplimit to something negative, if they want to set lines 
closer than the font's metrics normally allow.

But in that case they may need to identify situations where formats 
like ConTeXt or LaTeX reset this to their preferred values (e.g., 0pt), 
and override that.


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