Circular Project Planning

Often, things are planned in a circular fashion. This can be used to show a planned cycle with milestones. The duration of the individual phases can vary. The above example is measured in 12 (months).

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\documentclass{standalone} % (c) Jan Suchanek 2023· cc by
\usepackage{tikz}
\usepackage{xcolor}
\usetikzlibrary{decorations.text}
\begin{document}
\begin{tikzpicture} % rotate to suit your needs
[rotate=160,every node/.style={font=\sffamily}]
\def\myraise{1.5} % ring thickness
\def\myradius{3.6} % inner radius
\def\anfang{0} % variable: starting points of task
\def\mitte{0} % variable: mid points of task
\def\ende{0} % variable: end points of task
\def\schritte{12} % units in which duration is measuerd: use 52 for a weekly cylce, 12 for months, 12 or 24 for hours etc.
\def\zentrumtext{Der Verbundzyklus} % to be written in the center of the ring (inside a \parbox)
\pgfmathparse{360/\schritte}
\xdef\inkrement{\pgfmathresult} % angle per unit
\foreach \i in {1,...,\schritte} % draws a counter-clockwise-"clock" for orientation
{
\draw (\i*\inkrement:\myradius) -- (\i*\inkrement:\myradius+0.1);
\node at (\i*\inkrement:\myradius+0.2) {\resizebox{!}{0.5ex}{\i}};
}
\node % write centertext into the middle. Could also be an image etc.
at (0,0) {
\parbox{\myradius cm}{
\centering
\zentrumtext\\
}
};
%% now the actual ring. The foreach list includes
% \dauer - duration of the taskt
% \task - to be written on the ring
% \mittetext - to be written outside the ring in the middle of the task
 
 
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