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RE: st: twoway area with no outline along the baseline

From   "Downs, Sara" <[email protected]>
To   <[email protected]>
Subject   RE: st: twoway area with no outline along the baseline
Date   Fri, 11 Jan 2008 13:47:04 -0000

-----Original Message-----
From: [email protected]
[mailto:[email protected]] On Behalf Of Nick Winter
Sent: 11 January 2008 13:05
To: [email protected]
Subject: Re: st: twoway area with no outline along the baseline


Yes indeed; that is roughly what I meant in my option (2) about adding
fake observations.  That may be the best way to go . . .


Scott Merryman wrote:
> Nick,
> Do you mean something like this?
> sysuse auto,clear
> qui {
> count
> set obs `=`=r(N)' + 2'
> sum weight
> replace wei = r(min) in `=r(N) + 1'
> replace mpg = 0 in `=r(N) + 1'
> sort weight mpg
> sum weight
> replace we = r(max) in l
> replace mpg = 0 in l
> }
> twoway area mpg weight,sort  color(gs14) fin(100) ///
> 	|| line mpg weight ,sort lc(black) ///
> 	|| , legend(off)
> Scott
> On Jan 10, 2008 3:37 PM, Nick Winter (UVa) <[email protected]>
>> Hi,
>> As part of a more complex graph I'm trying to construct, I want to 
>> create a -twoway area- plot that lacks the outline along the
>> THat is, I want the outline along the "peaks" of the area, as well as

>> along the vertical drops down to the baseline at the minimum and 
>> maximum of the data, but I do not want the outline along the baseline
>> The two approaches that occur to me are:
>> (1) overwrite the baseline with an appropriate -twoway line-, with 
>> the line color set to the fill color of the area plot.  THe problem 
>> here is that when the area plot gets very close to the baseline, the 
>> outline of the peaks can get overwritten as well if it is close 
>> enough to baseline at some point along the area.
>> (2) create the area plot with no outline (that is, with the outline 
>> the same color as the fill), then create the outline with -twoway
>> This does not create the vertical drops to the baseline at the min 
>> and max of the data without adding fake observations.
>> I could do (1) and then (2), using (2) to re-create the line wherever

>> it might be overwritten in step (1), but that seems inelegant at
>> Any other ideas?
>> --Nick Winter
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Nicholas Winter                                 434.924.6994 t
Assistant Professor                             434.924.3359 f
Department of Politics                  [email protected] e
University of Virginia w
PO Box 400787, 100 Cabell Hall
Charlottesville, VA 22904

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