Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!uunet!zaphod.mps.ohio-state.edu!magnus.acs.ohio-state.edu!usenet.ins.cwru.edu!eagle!data.nas.nasa.gov!mustang!nntp-server.caltech.edu!sol1.gps.caltech.edu!CARL
From: carl@sol1.gps.caltech.edu (Carl J Lydick)
Newsgroups: comp.lang.postscript
Subject: Re: How to center a string with different fonts?
Message-ID: <1991Jun19.114522.21273@nntp-server.caltech.edu>
Date: 19 Jun 91 11:45:22 GMT
References: <9106180838.AA21008@autarch.acsu.buffalo.edu>
Sender: news@nntp-server.caltech.edu
Reply-To: carl@sol1.gps.caltech.edu
Organization: HST Wide Field/Planetary Camera
Lines: 16

In article <9106180838.AA21008@autarch.acsu.buffalo.edu>, xiaofei@ACSU.BUFFALO.EDU (XiaoFei Wang) writes:
>I know how to center a string.
>Now the question is:
>
>Since it is not possible to make a string of
>different fonts, how do I center something like
>``TlambdaNarrowup'' ? The question comes when I print
>a graph lable. OK, this can be done by 
>print ``T_N_'' first and then print ``_lambda_arrowup''
>where ``_'' denotes space. But then how do you center
>``T[sub]lambdaN[sup]arrowup''?

You compute bounding boxes for each of the single-font strings, use these to
compute the overall bounding box, and use that information for centering.
--------------------------------------------------------------------------------
Carl J Lydick | INTERnet: CARL@SOL1.GPS.CALTECH.EDU | NSI/HEPnet: SOL1::CARL