Re: st: RE: Graph axis labelling range

[Nick Winter <nwinter@virginia.edu>]

Yes,

but still no ability to extend, say, the y-axis to run from 0 to 50, but 
with the axis line only drawn for the data range . . .

Steichen, Thomas J. wrote:

> A nice cross between my proposal and Scott's is 
> twoway scatter mpg price, ylabel(minmax,nogrid)  /// 
> xlabel(minmax) yscale(nofextend) xscale(nofextend) plotregion(lcol(none))
>
> This is clean and simple but gives the default gap.
>
> Tom
>
> -----------------------------------
> Thomas J. Steichen
> steicht@rjrt.com
> -----------------------------------
>  
> -----Original Message-----
> From: owner-statalist@hsphsun2.harvard.edu [mailto:owner-statalist@hsphsun2.harvard.edu] On Behalf Of Nick Winter
> Sent: Tuesday, February 20, 2007 12:34 PM
> To: statalist@hsphsun2.harvard.edu
> Subject: Re: st: RE: Graph axis labelling range
>
> Yes, that gives a version of what I'm looking for.  I also want to be 
> able to extend the range of the axis, yet also retain the ability to 
> have the axis line only extend over a defined range.  For that, I think 
> I need an approach along the lines of what I was doing, as made more 
> elegant by Thomas Steichen.
>
> (That is, doing something like yscale(ra(0 50)) then means that the 
> nofextend draws the axis from 0 to 50.)
>
> A question for Statacorp, perhaps: is there a way to extract 
> programmatically the size of the default gap between the axis and the 
> data area, from the current scheme?
>
> --Nick
>
> Scott Merryman wrote:
>
> > How about this:
> >
> > twoway scatter mpg price, ylabel(minmax,nogrid)  /// 
> > 	xlabel(minmax) yscale(nofextend) xscale(nofextend)
> >
> >
> > Scott
> >
> >
> >
> > > -----Original Message-----
> > > From: owner-statalist@hsphsun2.harvard.edu [mailto:owner-
> > > statalist@hsphsun2.harvard.edu] On Behalf Of Nick Winter
> > > Sent: Monday, February 19, 2007 2:02 PM
> > > To: Stata List
> > > Subject: st: Graph axis labelling range
> > >
> > > Hi,
> > >
> > > I am trying to create a "range-frame" around a scatterplot (see Tufte,
> > > Visual Display of Quantitative Information, pp 130-131).  The basic idea
> > > is that the axis line is drawn only for the range of the data.
> > >
> > > I've managed to create it (for the y-axis only in this example) as
> > > follows:
> > >
> > > . sysuse auto
> > >
> > > . graph twoway scatter mpg price || ///
> > > 	scatteri 12 -250 41 -250, c(l) msym(none) , ///
> > > 	plotregion(margin(l 0  b 0)) yscale(noline) ///
> > > 	ylab(12 41, nogrid) xscale(ra(-200 15000)) ///
> > > 	legend(off) yscal(ra(10 45))
> > >
> > > But this seems like a pretty ugly way to go (and requires some ad-hoc
> > > tinkering).
> > >
> > > I'd have thought that the yscale(noextend) option would get me where I
> > > want to go, but this command:
> > >
> > > . graph twoway scatter mpg price , yscale(noextend)
> > >
> > > draws a y-axis that runs from about 15.5 to 26.2.  Not sure why that's
> > > happening.
> > >
> > > Is this something someone has programmed, or on which someone has a
> > > better approach?
> > >
> > > Thanks
> > > Nick Winter
> > >
> > > --
> > > --------------------------------------------------------------
> > > Nicholas Winter                                 434.924.6994 t
> > > Assistant Professor                             434.924.3359 f
> > > Department of Politics                  nwinter@virginia.edu e
> > > University of Virginia          faculty.virginia.edu/nwinter w
> > > PO Box 400787, 100 Cabell Hall
> > > Charlottesville, VA 22904
> > >
> > > *
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--
--------------------------------------------------------------
Nicholas Winter                                 434.924.6994 t
Assistant Professor                             434.924.3359 f
Department of Politics                  nwinter@virginia.edu e
University of Virginia          faculty.virginia.edu/nwinter w
PO Box 400787, 100 Cabell Hall
Charlottesville, VA 22904

*
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