[pstricks] labels

[Hubert Lam (TeX/PSTricks)]

Doris Wagner wrote:
> hi list,
> 
> I'm drawing a picture with pst-eucl; I have set a lot of points via  
> pstGeonode; now I want to put labels, referring exactly to the middle  
> of the segment of, say, nodes A and B.
> 
> as far as I can see, I can use ncput (or similar commands) only  
> directly after having set the two nodes, right?
> what I would like to avoid, is, constructing the middle points of all  
> the segmetns I have in mind;
> 
> so, is there a possibility to solve this problem? what I have in mind,  
> is something like
> 
> \uput[options](A)(B){stuff}
> 
> ,where A and B are the names of some nodes and >stuff< is placed  
> between A and B
> 

Hi Doris,

Perhaps

\pnode(x,y){A}
\pnode(u,v){B}
\uput{3\psxunit}[(A)](B) %% (3 units from B in A's direction)

be of use, or

\pnode(x,y){A}
\pnode(u,v){B}
\pcline[linestyle=none](A)(B) \ncput*[npos=0.2]{stuff}

be good for your usage?