figures/dispatch-relationships.tikz

   1 \documentclass{standalone}
   2
   3 \usepackage{tikz}
   4 \usetikzlibrary{shapes.geometric}
   5 \usetikzlibrary{arrows}
   6
   7 \begin{document}
   8
   9 \begin{tikzpicture}
  10   \begin{scope}[minimum width=8em,minimum height=3ex]
  11   \node[draw,rectangle] (eql) at (0,0) {\texttt{eql-specializer}};
  12   \node[draw,rectangle] (class) at (1,2) {\texttt{class}};
  13   \node[draw,rectangle] (specializer) at (0.5,6) {\texttt{specializer}};
  14   \node[draw,ellipse] (argument) at (7,2) {\textit{argument}};
  15
  16   \node[draw,red,ellipse] (generalizer) at (7,4) {\textit{\color{red}generalizer}};
  17   \node[draw,red,rectangle] (genspec) at (2,4) {\texttt{\color{red}gen.-spec.}};
  18   \end{scope}
  19
  20   \draw[->,>=open triangle 60] (eql.168) |- (specializer);
  21   \draw[->,>=open triangle 60] (class.160) -- (class.160 |- specializer.south);
  22   \draw[->,>=open triangle 60,red] (genspec.150) -- (genspec.150 |- specializer.south);
  23
  24   \draw[dashed] (argument.south) |- node[right,near start] {\texttt{eql}} node[below,near end] {\texttt{eql-specializer-object}} (eql.east);
  25   \draw[dashed] (argument.west) -- node[below] {\texttt{subtypep}} node[above] {\texttt{class-of}} (class.east);
  26   \draw[red] (argument.north) -- node[right] {\texttt{\color{red}generalizer-of}} (generalizer.south);
  27   \draw[red] (generalizer.west) -- node[above] (sagp) {\texttt{\color{red}s-a-g-p}} (genspec.east);
  28   \node (specaccgenp) at (6,5.5) {\texttt{\footnotesize{\color{red}specializer-accepts-generalizer-p}}};
  29   \draw[red,dotted] (sagp) -- (specaccgenp);
  30
  31 \end{tikzpicture}
  32
  33 \end{document}