intro/iot-layers.tex

   1 \documentclass[tikz]{standalone}
   2 \usetikzlibrary{positioning}
   3 \begin{document}
   4 \begin{tikzpicture}[node distance=3em,nodes={rectangle,draw,minimum width=12em}]
   5 %       \node (0) [dotted] {Business layer};
   6 %       \node (1) [below=of 0] {Presentation layer};
   7         \node (1) [] {presentation};
   8         \node (2) [below=of 1] {application};
   9 %       \node (3) [below=of 2] {Network layer};
  10         \node (3) [below=of 2] {perception};
  11
  12         \draw [<->] (1) -- (2);
  13         \draw [<->] (2) -- (3);
  14
  15         \draw  [fill=white]
  16                    ([xshift=1em,yshift=-2em]1.south west)
  17                 -- ([xshift=1em,yshift=-1em]1.south west)
  18                 -- ([yshift=-1em,xshift=1em]1.south east)
  19                 -- ([xshift=1em]1.north east)
  20                 -- ([xshift=3em]1.north east)
  21                 -- node [draw=none,midway,sloped,below,yshift=-2pt] {network} ([xshift=3em]3.south east)
  22                 -- ([xshift=1em]3.south east)
  23                 -- ([yshift=1em,xshift=1em]3.north east)
  24                 -- ([xshift=1em,yshift=1em]3.north west)
  25                 -- ([xshift=1em,yshift=2em]3.north west)
  26                 -- ([yshift=2em,xshift=1em]3.north east)
  27                 -- ([yshift=-2em,xshift=1em]1.south east)
  28                 -- cycle;
  29
  30         \draw [densely dotted] (1.south) -- (2.north);
  31         \draw [densely dotted] (2.south) -- (3.north);
  32 \end{tikzpicture}
  33 \end{document}