Subject: Re: Length Specifications From: Peter Nilsson <pnidv96@xxxxxxxxxxxxxx> Date: Sun, 12 Dec 1999 22:09:33 +0100 (CET) |
On Sun, 12 Dec 1999, Simon Pepping wrote: > I find the section on Length Specification in the DSSSL standard > (12.5.2) very vague. Do I miss some relevant text elsewhere in the > standard? > I don't know what you think is vague, but if you read on to section 12.5.3 Decoration Areas, you'll se another use for length specs in decorated-area-width and -height. See also 12.6.27.3 about the table-unit procedure. > >From the jade backends I see that Length Specification lengths are > expressed in 1/1000th of a point. Where is this specified? > This is an implementation detail, and not specified in the standard. > LineSpacing is a Length Specification. That seems to mean that it can > be specified as a displaysizefactor, which is a factor of the > horizontal width (in LR typesetting). What is the use of this? I think I remember an old posting by James Clark (check the archives), where he said that it is somewhat random whitch charics got length-spec values and whitch got plain length values. I don't know actually. > jadetex does not pick up such a specification (no usage of > \LineSpacingFactor). > See TeXFOTBuilder::computeLengthSpec() in jade/TeXFOTBuilder.cxx. It is handled there, not in the TeX code. > Regards, /Peter Nilsson -- '(#\P . (#\e . (#\t . (#\e . (#\r))))) DSSSList info and archive: http://www.mulberrytech.com/dsssl/dssslist
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