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Diffstat (limited to 'Master/texmf-dist/tex/generic/pgf/frontendlayer/tikz/libraries/tikzlibraryshadows.code.tex')
-rw-r--r-- | Master/texmf-dist/tex/generic/pgf/frontendlayer/tikz/libraries/tikzlibraryshadows.code.tex | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/Master/texmf-dist/tex/generic/pgf/frontendlayer/tikz/libraries/tikzlibraryshadows.code.tex b/Master/texmf-dist/tex/generic/pgf/frontendlayer/tikz/libraries/tikzlibraryshadows.code.tex new file mode 100644 index 00000000000..424e19b8502 --- /dev/null +++ b/Master/texmf-dist/tex/generic/pgf/frontendlayer/tikz/libraries/tikzlibraryshadows.code.tex @@ -0,0 +1,147 @@ +% 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/tikzlibraryshadows.code.tex,v 1.3 2008/01/13 15:30:04 tantau Exp $ + +\usetikzlibrary{fadings} + + +% General options +\tikzset{ + /tikz/shadow scale/.initial=1, + /tikz/shadow xshift/.initial=0pt, + /tikz/shadow yshift/.initial=0pt, +} + +% Basic shadow style +\tikzset{ + general shadow/.style={ + preaction={ + #1, + transform canvas={ + scale around=\pgfkeysvalueof{/tikz/shadow scale}:(current path bounding box.center), + shift={(\pgfkeysvalueof{/tikz/shadow xshift},\pgfkeysvalueof{/tikz/shadow yshift})} + }, + } + }, + every shadow/.style={} +} + + + +% +% Adds a simple drop shadow to a path +% + +\tikzset{ + /tikz/drop shadow/.style={ + general shadow={% + shadow scale=1, + shadow xshift=.5ex, + shadow yshift=-.5ex, + opacity=.5, + fill=black!50, + every shadow, + #1 + } + } +} + + +% +% Adds a circular drop shadow to a path +% + +\tikzset{ + /tikz/circular drop shadow/.style={ + general shadow={% + shadow scale=1.1, + shadow xshift=.3ex, + shadow yshift=-.3ex, + fill=black!50, + path fading={circle with fuzzy edge 15 percent}, + every shadow, + #1 + } + } +} + + + +% +% Adds a circular glow to a path +% + +\tikzset{ + /tikz/circular glow/.style={ + general shadow={% + shadow scale=1.25, + shadow xshift=0pt, + shadow yshift=0pt, + fill=black!50, + path fading={circle with fuzzy edge 15 percent}, + every shadow, + #1, + } + } +} + + + + + +% +% Adds a "copy" version of the path behind it. +% + +\tikzset{ + /tikz/copy shadow/.style={ + general shadow={% + /utils/exec={\let\tikz@lib@shadow@fill=\tikz@fillcolor\let\tikz@lib@shadow@draw=\tikz@strokecolor}, + shadow scale=1, + shadow xshift=.5ex, + shadow yshift=.5ex, + fill=\tikz@lib@shadow@fill, + draw=\tikz@lib@shadow@draw, + every shadow, + #1 + } + } +} + + +% +% Adds two "copies" of the path behind it. +% + +\tikzset{ + /tikz/double copy shadow/.style={ + general shadow={% + /utils/exec={\let\tikz@lib@shadow@fill=\tikz@fillcolor\let\tikz@lib@shadow@draw=\tikz@strokecolor}, + shadow scale=1, + shadow xshift=.5ex, + shadow yshift=.5ex, + fill=\tikz@lib@shadow@fill, + draw=\tikz@lib@shadow@draw, + #1, + shadow xshift/.expanded=2*\pgfkeysvalueof{/tikz/shadow xshift}, + shadow yshift/.expanded=2*\pgfkeysvalueof{/tikz/shadow yshift}, + }, + general shadow={% + /utils/exec={\let\tikz@lib@shadow@fill=\tikz@fillcolor\let\tikz@lib@shadow@draw=\tikz@strokecolor}, + shadow scale=1, + shadow xshift=.5ex, + shadow yshift=.5ex, + fill=\tikz@lib@shadow@fill, + draw=\tikz@lib@shadow@draw, + #1, + }, + } +} + |