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+%% $Id: pst-abspos.tex 135 2009-09-27 12:33:57Z herbert $
+%%
+%% This is file `pst-abspos.tex',
+%%
+%% IMPORTANT NOTICE:
+%%
+%% Package `pst-abspos.tex'
+%%
+%% Herbert Voss <voss@perce.de>
+%%
+%% This program can be redistributed and/or modified under the terms
+%% of the LaTeX Project Public License Distributed from CTAN archives
+%% in directory macros/latex/base/lppl.txt.
+%%
+%% DESCRIPTION:
+%%   `pst-abspos' is a PSTricks package to put objects at absolute coordinates
+%%
+%% For a ChangeLog go the the end
+%%
+\csname PSTabsposLoaded\endcsname
+\let\PSTabsposLoaded\endinput
+% Requires PSTricks, pst-node
+\ifx\PSTricksLoaded\endinput\else\input pstricks.tex\fi
+\ifx\PSTnodesLoaded\endinput\else\input pst-node.tex\fi
+\ifx\PSTXKeyLoaded\endinput\else\input pst-xkey \fi
+%
+\def\fileversion{0.2}
+\def\filedate{2009/09/27}
+\message{`PST-abspos' v\fileversion, \filedate\space (Herbert Voss)}
+%
+\edef\PstAtCode{\the\catcode`\@} \catcode`\@=11\relax
+\SpecialCoor
+%
+\pst@addfams{pst-abspos}
+%
+\newif\ifpst@lowerleft \pst@lowerleftfalse
+\newif\ifpst@notitlepage \pst@notitlepagefalse
+\newdimen\pst@xOffset
+\newdimen\pst@yOffset
+%
+\define@key[psset]{pst-abspos}{position}{\edef\psk@abspos@position{#1}}
+\psset{position=lb}
+%
+\let\pst@newpage\newpage
+%
+\DeclareOption{notitlepage}{\pst@notitlepagetrue}
+\DeclareOption{absolute}{%
+    \ifpst@notitlepage
+        \def\newpage{\pst@newpage\pstSetAbsoluteOrigin}%
+        \AtBeginDocument{\pstSetAbsoluteOrigin}
+    \fi%
+}
+\DeclareOption{lowerleft}{\pst@lowerlefttrue}
+\DeclareOption{relative}{%
+    \ifpst@notitlepage
+        \def\newpage{\pst@newpage\pstSetRelativeOrigin(0,0)}%
+        \AtBeginDocument{\pstSetRelativeOrigin(0,0)}
+    \fi%
+}
+\DeclareOption{PostScript}{%
+    \ifpst@notitlepage
+        \def\newpage{\pst@newpage\pstSetPostScriptOrigin}%
+        \AtBeginDocument{\pstSetPostScriptOrigin}
+    \fi%
+}
+\ProcessOptions\relax
+%
+\def\pst@paperheight{\ifpst@lowerleft 1 \else 0 \fi }
+%
+% save the origin point of the paper plane. This macro must be
+% initiated before any other output
+%
+\def\pstSetRelativeOrigin(#1){\pnode(#1){pst@Origin}}
+\def\pstSetAbsoluteOrigin{%
+    \pst@xOffset=-\oddsidemargin%
+    \advance\pst@xOffset by -\parindent%
+    \pst@yOffset=\topmargin%
+    \advance\pst@yOffset by \headheight%
+    \advance\pst@yOffset by \headsep%
+    \advance\pst@yOffset by \topskip%
+    \bgroup
+        \psset{unit=1pt}
+%       \pnode(\strip@pt\pst@xOffset, \strip@pt\pst@yOffset){pstTextOrigin}%
+        \pnode(0,0){pstTextOrigin}%
+        \advance\pst@xOffset by -1in%
+        \advance\pst@yOffset by 1in%
+        \ifpst@lowerleft
+            \advance\pst@yOffset by -\paperheight
+            \advance\pst@yOffset by 1in%
+        \fi
+        \pnode(\strip@pt\pst@xOffset, \strip@pt\pst@yOffset){pst@Origin}%
+    \egroup%
+}
+\def\pstSetPostScriptOrigin{%
+    \pst@xOffset=-\oddsidemargin%
+    \advance\pst@xOffset by -\parindent%
+    \pst@yOffset=\topmargin%
+    \advance\pst@yOffset by \headheight%
+    \advance\pst@yOffset by \headsep%
+    \advance\pst@yOffset by \topskip%
+    \bgroup
+        \psset{unit=1pt}
+        \pnode(\strip@pt\pst@xOffset, \strip@pt\pst@yOffset){pstTextOrigin}%
+        \ifpst@lowerleft
+            \advance\pst@yOffset by -\paperheight
+            \advance\pst@yOffset by 3in
+        \fi
+        \pnode(\strip@pt\pst@xOffset, \strip@pt\pst@yOffset){pst@Origin}%
+    \egroup}
+%
+\def\pstPutAbs{\@ifnextchar[{\pst@PutAbs@i}{\pst@PutAbs@i[]}}
+\def\pst@PutAbs@i[#1](#2)#3{{%
+% #1: options for \rput[#1]{...}
+% #2: absolute coordinates relative to the paper (0,0)
+% #3: any object to put at (#1)
+    \psset{#1}
+    \pnode(0,0){pst@tempNodeA}              % the "cursor" position
+    \pst@getcoor{pst@Origin}\pst@tempa      % Origin of the paper
+    \pst@getcoor{#2}\pst@tempb              % Absolute coordinates
+    \pst@getcoor{pst@tempNodeA}\pst@tempc   % relative coordinates
+    \pnode(!                                % Special Coor
+        /XA \pst@tempa pop \pst@number\psxunit div def
+        /YA \pst@tempa exch pop \pst@number\psyunit div def
+        /XB \pst@tempb pop \pst@number\psxunit div def
+        /YB \pst@tempb exch pop \pst@number\psyunit div def
+        /XC \pst@tempc pop \pst@number\psxunit div def
+        /YC \pst@tempc exch pop \pst@number\psyunit div def
+        XB XC sub XA add
+        YB YC sub YA add \pst@paperheight\space sub){pst@tempNodeB}
+    \rput[\psk@abspos@position](pst@tempNodeB){#3}%
+}}
+%
+\catcode`\@=\PstAtCode\relax
+%
+%% END: pst-abspos.tex
+\endinput