Re: "em" should be horizontal, "ex" vertical
On Jul 20, 11:29pm, Hakon Lie wrote:
> Lee wrote
> > While that's a good definition, typesetting practice /never/ uses "em"
> > as vertical measurement; an em is a horizontal measurement only, and an
> > "ex" is the vertical measurement.
So why the term 'em square'?
> > This makes measurements based on
> > fonts size work with compressed an/or fat fonts.
That is a reasonable point. However, in CSS1, a highly stretched 12pt
font and a highly condensed 12pt font would both have an em size
of -- 12pt. So, that case already works.
Chris Lilley, W3C [ http://www.w3.org/ ]
Graphics and Fonts Guy The World Wide Web Consortium
http://www.w3.org/people/chris/ INRIA, Projet W3C
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