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% !TeX root = ./examples/snowman.tex
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% The tikzlings-snowmans package (part of the tikzlings collection)
% A package to bring snowmans into tikz
% Maintained by samcarter
%
% Project repository and bug tracker:
% https://github.com/samcarter/tikzlings
%
% Released under the LaTeX Project Public License v1.3c or later
% See http://www.latex-project.org/lppl.txt
%
% Version 0.1
% Nov 9, 2018
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\ProvidesPackage{tikzlings-snowmans}
[2018/11/09 v0.1 Draw snowmans in TikZ]
\RequirePackage{tikz}
\RequirePackage{tikzlings-addons}
\newcommand*{\snowman}[1][]{%
\begin{scope}%
\tikzset{/snowman/.cd,#1}%
\snowman@draw%
\end{scope}%
\thing[#1]%
}
\newif\ifsnowman@threeD
\tikzset{
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% Pass unknown keys on to tikz
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
/snowman/.search also={/tikz,/pgf,/thing},
/snowman/.cd,
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% body
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
body/.code = \def\snowman@body{#1},
body = white!95!black,
eye/.code = \def\snowman@eye{#1},
eye = black,
nose/.code = \def\snowman@nose{#1},
nose = orange,
mouth/.code = \def\snowman@mouth{#1},
mouth = black,
buttons/.code = \def\snowman@buttons{#1},
buttons = black,
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% options
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
3D/.code = \snowman@threeDtrue,
}
\def\snowman@draw{%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% minimal bounding box size
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\path (-0.75, 0.0) rectangle (0.75, 2.13);
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% switch between 2D and 3D, from
% https://chat.stackexchange.com/transcript/message/45991801#45991801
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\ifsnowman@threeD
\def\snowman@part@draw[##1]{\shade[ball color=##1]}
\else
\def\snowman@part@draw[##1]{\fill[##1]}
\fi
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% Body parts (center: x=0.925)
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% Arms %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\snowman@part@draw[\snowman@body,rotate around={-50:(0.5,1.1)}] (0.5,1.1) ellipse (0.3 and 0.12);
\snowman@part@draw[\snowman@body,rotate around={50:(-0.5,1.1)}] (-0.5,1.1) ellipse (0.3 and 0.12);
%
% Body + Head %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\snowman@part@draw[\snowman@body] (0,0.5) ellipse (0.6 and 0.5);
\snowman@part@draw[\snowman@body] (0,1.1) ellipse (0.5 and 0.4);
\snowman@part@draw[\snowman@body] (0,1.7) circle (0.4);
%
% Mouth% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\fill[\snowman@mouth] (0,1.5) circle (0.016);
\fill[\snowman@mouth] (0.04,1.507) circle (0.016);
\fill[\snowman@mouth] (-0.04,1.507) circle (0.016);
\fill[\snowman@mouth] (0.08,1.522) circle (0.016);
\fill[\snowman@mouth] (-0.08,1.522) circle (0.016);
\fill[\snowman@mouth] (0.12,1.543) circle (0.016);
\fill[\snowman@mouth] (-0.12,1.543) circle (0.016);
%
% Eyes %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\snowman@part@draw[\snowman@eye] (-0.155,1.8) circle (0.04);
\snowman@part@draw[\snowman@eye] (0.155,1.8) circle (0.04);
%
% Nose %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\snowman@part@draw[\snowman@nose] (0,1.67) circle (0.05) (0,1.72) -- (0,1.62) -- (0.15,1.64) -- cycle;
%
% buttons %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\snowman@part@draw[\snowman@buttons] (0,1.15) circle (0.04);
\snowman@part@draw[\snowman@buttons] (0,0.95) circle (0.04);
\snowman@part@draw[\snowman@buttons] (0,0.75) circle (0.04);
%
}
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