[pstricks] Automate a line drawing routine

[David Arnold]

Jurgen,

Good ideas here. I would not thought of this solution.

One point: At my end, the lines don't have arrows at each end.  
They're line segments.

Is there a fix for this?

D.


On Dec 29, 2008, at 11:55 AM, Juergen Gilg wrote:

> Dear David,
>
> couldn't solve the problem with 2 arrowhead at the end of the lines  
> drawn, however the rest should work fine.
>> Looking for ideas.
>>
> \documentclass{article}
> \usepackage{pstricks,pstricks-add}
> \begin{document}
> \pagestyle{empty}
>
> \newcommand{\DaveArnold}[4]{%
> \psset{unit=0.5}
> \begin{pspicture}(-6,-6)(6,6)
> \psgrid[gridcolor=lightgray,gridlabels=0pt,subgriddiv=1](0,0)(-5,-5) 
> (5,5)
> \psaxes[labels=none,ticks=none]{->}(0,0)(-5.5,-5.5)(5.5,5.5)
> \Cnode[radius=0.1cm,fillstyle=solid,fillcolor=blue,linecolor=blue] 
> (#1,#2){A}
> \Cnode[radius=0.1cm,fillstyle=solid,fillcolor=blue,linecolor=blue] 
> (#3,#4){B}
> \psclip{\psframe[linestyle=none](-5,-5)(5,5)}
> \ncline[nodesep=10cm,linecolor=blue]{<->}{A}{B}
> \endpsclip
> \uput[0](5.5,0){$x$}
> \uput[90](0,5.5){$y$}
> \end{pspicture}
> \resetOptions
> }
>
> \DaveArnold{1}{2}{-3}{5}
> %First Argument     x-Koordinate Point A
> %Second Argument    y-Koordinate Point A
> %Third Argument     x-Koordinate Point B
> %Fourth Argument    y-Koordinate Point B
>
> \DaveArnold{-1}{-2}{3}{3}
>
> \DaveArnold{-5}{-5}{1}{2}
>
> %NO PROBLEM to so produce vertical and horizontal lines as well.
> \end{document}
>
> Regards,
>
> Juergen
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