pstricks-add 3.18 (23jan09)

git-svn-id: svn://tug.org/texlive/trunk@11967 c570f23f-e606-0410-a88d-b1316a301751

1 files changed, 16 insertions, 4 deletions

diff --git a/Master/texmf-dist/tex/generic/pstricks-add/pstricks-add.tex b/Master/texmf-dist/tex/generic/pstricks-add/pstricks-add.tex
index 96384ac46c1..31c7715954b 100644
--- a/Master/texmf-dist/tex/generic/pstricks-add/pstricks-add.tex
+++ b/Master/texmf-dist/tex/generic/pstricks-add/pstricks-add.tex
@@ -1,4 +1,4 @@
-%% $Id: pstricks-add.tex 75 2009-01-17 22:01:38Z herbert $
+%% $Id: pstricks-add.tex 83 2009-01-23 19:59:51Z herbert $
 %%
 %%
 %% This is file `pstricks-add.tex',
@@ -30,7 +30,7 @@
 \ifx\PSTXKeyLoaded\endinput\else \input pst-xkey \fi
 %
 \def\fileversion{3.17}
-\def\filedate{2009/01/17}
+\def\filedate{2009/01/21}
 \message{`pstricks-add' v\fileversion, \filedate\space (dr,hv)}
 %
 \edef\PstAtCode{\the\catcode`\@} \catcode`\@=11\relax
@@ -115,6 +115,10 @@
     \@for#1:=\reserved@a\do{#3}%
   \endgroup%
 }
+\def\psForeach#1#2#3{%
+    \edef\reserved@a{#2}%
+    \@for#1:=\reserved@a\do{#3}%
+}
 %
 % A modulo macro for integer values
 % \pst@mod{34}{6}\value ==> \value is 4
@@ -165,7 +169,13 @@
 }
 \def\pst@int#1{\expandafter\pst@@int#1..\@nil}
 \def\pst@@int#1.#2.\@nil{#1}
-
+%
+\def\psGetSlope(#1,#2)(#3,#4)#5{% 4 values without a dimen! #5 is a macro
+  \pst@dimm=#1pt%
+  \advance\pst@dimm by -#3pt%
+  \pst@dimn=#2pt%
+  \advance\pst@dimn by -#4pt
+  \pst@divide{\pst@dimn}{\pst@dimm}#5}
 %
 %--------------------------------------- small stuff -------------------------------
 \def\use@keep@par{%			same as \use@par, but keeps the values
@@ -1344,7 +1354,9 @@
 %
 %the following works only for plotstyle line, polygon and bezier
 \define@key[psset]{pstricks-add}{yMaxValue}{\def\psk@yMaxValue{#1 }}
-\psset{yMaxValue=-1.0}% can be in PS syntax (eg 1e1.2) and must be positiv!
+\psset{yMaxValue=-1.0}
+% can be in PS syntax (eg 1e1.2) and must be positiv! negative values
+% will beignored
 %
 % For quick plots, define:
 %   \beginqp@<foo>   : What to do to first point (PS code only).