[pstricks] Learning internals example (seeking docs, tutorials)

[Herbert Voss]

Am 25.03.2010 06:48, schrieb Carsten Vogel (orphaned):

> (Does the latest edition of "PSTricks" cover that? I think I am two
> editions late and would, of course buy a new copy if this topic is to be
> found in there.)

chapter Grundlagen in the book

> but I want something like
> \pspolygon(0,0)(0,\Height)(\Depth,\Height+\Depth)(\Width+\Depth,\Height+\Depth)


\documentclass{minimal}
\usepackage{pstricks,pst-node}
\SpecialCoor
\def\Height{1cm}
\def\Depth{0.7cm}
\def\Width{1cm}

\makeatletter
\pst at getlength{\Height}\pskHeight
\pst at getlength{\Depth}\pskDepth
\pst at getlength{\Width}\pskWidth
\makeatother

\begin{document}

\begin{pspicture}(0,0)(4,4)
\makeatletter
\pspolygon(0,0)(0,\Height)(!\pskDepth\space dup \pskHeight\space add
\tx at UserCoor)%
  (!\pskWidth\space \pskDepth\space add \pskHeight\space \pskDepth\space
add \tx at UserCoor) %
  (\Width,\Height)(\Width,0)
\end{pspicture}

\end{document}


Herbert