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Diffstat (limited to 'Master/texmf-dist/tex/generic/pgf/frontendlayer/tikz/libraries/tikzlibrarythrough.code.tex')
-rw-r--r-- | Master/texmf-dist/tex/generic/pgf/frontendlayer/tikz/libraries/tikzlibrarythrough.code.tex | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/Master/texmf-dist/tex/generic/pgf/frontendlayer/tikz/libraries/tikzlibrarythrough.code.tex b/Master/texmf-dist/tex/generic/pgf/frontendlayer/tikz/libraries/tikzlibrarythrough.code.tex new file mode 100644 index 00000000000..f369a23b830 --- /dev/null +++ b/Master/texmf-dist/tex/generic/pgf/frontendlayer/tikz/libraries/tikzlibrarythrough.code.tex @@ -0,0 +1,36 @@ +% Copyright 2006 by Till Tantau +% +% This file may be distributed and/or modified +% +% 1. under the LaTeX Project Public License and/or +% 2. under the GNU Public License. +% +% See the file doc/generic/pgf/licenses/LICENSE for more details. + +\ProvidesFileRCS[v\pgfversion] $Header: /cvsroot/pgf/pgf/generic/pgf/frontendlayer/tikz/libraries/tikzlibrarythrough.code.tex,v 1.1 2008/02/03 19:37:27 tantau Exp $ + + + +\tikzset{circle through/.code={% + \pgfkeysalso{shape=circle,inner sep=0pt,outer sep=0pt}% + % Save transformations (correct?) + \pgfgettransform{\tikz@lib@saved@transform}% + \tikz@scan@one@point\tikz@lib@circle@through#1% + }} + +\def\tikz@lib@circle@through#1{% + \tikz@addoption{% + {% + \pgfsettransform{\tikz@lib@saved@transform}% + \pgf@process{\pgfpointtransformed{#1}}% + \pgf@xa=\pgf@x% + \pgf@ya=\pgf@y% + \pgf@process{\pgfpointtransformed{\tikz@node@at}}% + \advance\pgf@xa by-\pgf@x% + \advance\pgf@ya by-\pgf@y% + \pgfmathparse{2*veclen(\the\pgf@xa,\the\pgf@ya)}% + \global\let\tikz@lib@circle@size=\pgfmathresult% + }% + \pgfset{/pgf/minimum size/.expanded=\tikz@lib@circle@size}% + }% +}
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