A simple class diagram using LaTeX+TikZ+tikz-uml.sty

diagram.png

diagram.tex

% tikz-uml.sty is from http://perso.ensta-paristech.fr/~kielbasi/tikzuml
\begin{myfigure}{Диаграмма классов основной программы}{fig:main-classes}
\begin{tikzpicture}[scale=0.8, transform shape]
  \begin{umlpackage}[fill=color1bg]{Model}
    \umlemptyclass[type=interface]{Protocol}
    \umlemptyclass[left=5mm of Protocol.north west, anchor=north east]{FileWriter}
    \umlemptyclass[below=1.5cm of FileWriter.south west, anchor=north west]{Settings}
  \end{umlpackage}
  \begin{umlpackage}[fill=color3bg]{Controller}
    \umlemptyclass[right=1cm of Protocol.north east, anchor=north west]{Worker}
  \end{umlpackage}
  \begin{umlpackage}[fill=color0bg]{Util}
    \umlemptyclass[below=1.5cm of Worker]{Logger}
  \end{umlpackage}
  \begin{umlpackage}[fill=color2bg]{View}
    \umlemptyclass[right=1cm of Worker]{MainWindow}
    \umlemptyclass[below=1.5cm of MainWindow.south west, anchor=north west]{LogWindow}
    \umlemptyclass[right=5mm of MainWindow]{TimePlot}
    \umlemptyclass[below=1.5cm of TimePlot.south east, anchor=north east]{StatsBox}
  \end{umlpackage}
  % связи:
  \umldep[geometry=|-]{FileWriter}{Protocol}
  \umluniassoc[geometry=|-]{Worker}{Protocol}
  \umluniassoc{MainWindow}{Worker}
  \umlunicompo{MainWindow}{TimePlot}
  \umlunicompo[geometry=|-|]{MainWindow}{LogWindow}
  \umlunicompo[geometry=|-|]{MainWindow}{StatsBox}
  \umldep{LogWindow}{Logger}
  \umldep[geometry=-|-, arm1=-7mm, anchor1=200]{Worker}{Settings}
\end{tikzpicture}
\end{myfigure}

\documentclass{article}
\usepackage[utf8]{inputenc}
\usepackage[russian]{babel}
\usepackage{tikz}
\usepackage{tikz-uml}
\usetikzlibrary{positioning}

% Colors for packages (optional, you can define your colors)
\definecolor{color1bg}{rgb}{0.9,0.9,1}
\definecolor{color3bg}{rgb}{1,0.9,0.9}
\definecolor{color0bg}{rgb}{0.9,1,0.9}
\definecolor{color2bg}{rgb}{1,1,0.9}

\begin{document}

\begin{figure}[h]
\centering
\begin{tikzpicture}[scale=0.8, transform shape]
  \begin{umlpackage}[fill=color1bg]{Model}
    \umlemptyclass[type=interface]{Protocol}
    \umlemptyclass[left=5mm of Protocol.north west, anchor=north east]{FileWriter}
    \umlemptyclass[below=1.5cm of FileWriter.south west, anchor=north west]{Settings}
  \end{umlpackage}
  \begin{umlpackage}[fill=color3bg]{Controller}
    \umlemptyclass[right=1.4cm of Protocol.north east, anchor=north west]{Worker}
  \end{umlpackage}
  \begin{umlpackage}[fill=color0bg]{Util}
    \umlemptyclass[below=1.5cm of Worker]{Logger}
  \end{umlpackage}
  \begin{umlpackage}[fill=color2bg]{View}
    \umlemptyclass[right=1cm of Worker]{MainWindow}
    \umlemptyclass[below=1.5cm of MainWindow.south west, anchor=north west]{LogWindow}
    \umlemptyclass[right=5mm of MainWindow]{TimePlot}
    \umlemptyclass[below=1.5cm of TimePlot.south east, anchor=north east]{StatsBox}
  \end{umlpackage}
  % связи:
  \umldep[geometry=|-]{FileWriter}{Protocol}
  \umluniassoc[geometry=|-]{Worker}{Protocol}
  \umluniassoc{MainWindow}{Worker}
  \umlunicompo{MainWindow}{TimePlot}
  \umlunicompo[geometry=|-|]{MainWindow}{LogWindow}
  \umlunicompo[geometry=|-|]{MainWindow}{StatsBox}
  \umldep{LogWindow}{Logger}
  \umldep[geometry=-|-, arm1=-7mm, anchor1=200]{Worker}{Settings}
\end{tikzpicture}
\caption{Диаграмма классов основной программы}
\label{fig:main-classes}
\end{figure}

\end{document}