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-% pgf/tikz library
-% for signal flow diagrams
-%
-% Author: Dr. Karlheinz Ochs, Ruhr-University of Bochum, Germany
-% Version: 0.1
-% Date: 2007/01/05
-
-
-% Styles for real and complex signal tips.
-\newcommand{\pgfarrowsextend}[1]{%
- \pgfsetcolor{\pathdrawcolor}%
- \@tempdima=#1\pgflinewidth%
- \pgfarrowsleftextend{-2\@tempdima}
- \pgfarrowsrightextend{2\@tempdima}
-}
-\newcommand{\pgfarrowsarrowtip}[1]{%
- \pgfsetcolor{\pathdrawcolor}%
- \@tempdima=#1\pgflinewidth%
- \pgfpathmoveto{\pgfpoint{2\@tempdima}{0pt}}
- \pgfpathlineto{\pgfpoint{-\@tempdima}{\@tempdima}}
- \pgfpathlineto{\pgfpointorigin}
- \pgfpathlineto{\pgfpoint{-\@tempdima}{-\@tempdima}}
- \pgfusepathqfill
-}
-\pgfarrowsdeclare{real tip}{real tip}{\pgfarrowsextend{3}}{\pgfarrowsarrowtip{3}}
-\pgfarrowsdeclarereversed{real tip reversed}{real tip reversed}{real tip}{real tip}
-\pgfarrowsdeclare{complex tip}{complex tip}{\pgfarrowsextend{1}}{\pgfarrowsarrowtip{1}}
-\pgfarrowsdeclarereversed{complex tip reversed}{complex tip reversed}{complex tip}{complex tip}
-
-
-\endinput