[reportlab-users] colwidths question

Tim Roberts timr at probo.com
Fri Feb 6 12:38:43 EST 2009


Adrian Klaver wrote:

> If I remember correctly the units are in picas(1/72 inch).

>


Just for completeness, Postscript's native units (which is what a PDF
is) are 1/72 inch, but those are points. A pica is 12 points, or 1/6 inch.

There are other weird units you sometimes encounter. A traditional
printer's point is actually just over 1/72.27 inch. A "Didot point",
used in some European typesetting, is about 1/67.55 inch. It was
defined as 1/72 of the "French royal inch", which was slightly longer
than the English inch. A cicero is 12 Didot points.

--
Tim Roberts, timr at probo.com
Providenza & Boekelheide, Inc.



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