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% !TeX root = ./examples/koala.tex
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% The tikzlings-koalas package (part of the tikzlings collection)
% A package to bring little koalas into tikz
% Created by @marmot (https://tex.stackexchange.com/a/448397/36296)
% 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 0.2
% April 7, 2019
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\ProvidesPackage{tikzlings-koalas}
[2019/04/07 v0.2 Drawing koalas in TikZ]
\RequirePackage{tikz}
\RequirePackage{tikzlings-addons}
\usetikzlibrary{shadows.blur}
\usetikzlibrary{fadings}
\tikzfading[name=koala@blush,inner color=transparent!50,outer color=transparent!100]
\newcommand*{\koala}[1][]{%
\begin{scope}%
\tikzset{/koala/.cd,#1}%
\koala@draw%
\end{scope}%
\thing[#1]%
}
\newif\ifkoala@blush
\newif\ifkoala@sleeping
\newif\ifkoala@threeD
\tikzset{
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% Pass unknown keys on to tikz
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
/koala/.search also={/tikz,/pgf,/thing},
/koala/.cd,
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% body
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
body/.code = \def\koala@body{#1},
body = gray!75!white,
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% options
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
blush/.code = \koala@blushtrue,
sleeping/.code = \koala@sleepingtrue,
3D/.code = \koala@threeDtrue,
}
\def\koala@draw{%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% minimal bounding box size
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\path (-0.88,0.1) rectangle (0.88, 2.35);
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% store the current scale factor
% from https://github.com/samcarter/tikzlings/issues/3#issuecomment-461373494
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\pgfgettransformentries{\tmpscaleA}{\tmpscaleB}{\tmpscaleC}{\tmpscaleD}{\tmp}{\tmp}%
\pgfmathsetmacro{\scalingfactor}{sqrt(abs(\tmpscaleA*\tmpscaleD-\tmpscaleB*\tmpscaleC))}%
\pgfmathsetmacro{\xscalefactor}{\tmpscaleA}
\pgfmathsetmacro{\yscalefactor}{\tmpscaleD}
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% switch between 2D and 3D, from
% https://chat.stackexchange.com/transcript/message/45991801#45991801
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\ifkoala@threeD
\def\koala@part@draw[##1]{\shade[ball color=##1]}
\else
\def\koala@part@draw[##1]{\fill[##1]}
\fi
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% Body parts (center: x=0)
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% Feet %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\koala@part@draw[\koala@body!50!black] (0.255,0.2) ellipse (0.23 and 0.09);
\koala@part@draw[\koala@body!50!black] (-0.255,0.2) ellipse (0.23 and 0.09);
%
% Ears %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\koala@part@draw[\koala@body] (0.405, 2.1) ellipse (0.3 and 0.23);
\koala@part@draw[\koala@body!40!white] (0.405, 2.1) ellipse (0.15 and 0.12);
\koala@part@draw[\koala@body] (-0.405, 2.1) ellipse (0.3 and 0.23);
\koala@part@draw[\koala@body!40!white] (-0.405, 2.1) ellipse (0.15 and 0.12);
%
% Arms %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\koala@part@draw[\koala@body,rotate around={70:(-0.625,1)}] (-0.625,1) ellipse (0.42 and 0.13);
\koala@part@draw[\koala@body!50!black,rotate around={-20:(-0.745,0.65)}] (-0.745,0.65) ellipse (0.12 and 0.08);
\koala@part@draw[\koala@body,rotate around={-70:(0.625,1)}] (0.625,1) ellipse (0.42 and 0.13);
\koala@part@draw[\koala@body!50!black,rotate around={20:(0.745,0.65)}] (0.745,0.65) ellipse (0.12 and 0.08);
%
% Body %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\koala@part@draw[\koala@body] (0.595, 0.92) .. controls (0.595, 0.26) and (0.355, 0.18) .. (0, 0.18) .. controls (-0.355, 0.18) and (-0.595, 0.26) .. (-0.595, 0.92) .. controls (-0.605, 1.58) and (-0.335, 2.11) .. (0, 2.11) .. controls (0.335, 2.11) and (0.605, 1.58) .. (0.595, 0.92) -- cycle;
%
% Belly %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\koala@part@draw[\koala@body!40!white] ( 0.425, 0.71) .. controls ( 0.425, 0.41) and ( 0.255, 0.27) .. ( 0 , 0.27) .. controls (-0.255, 0.27) and (-0.425, 0.41) .. (-0.425, 0.71) .. controls (-0.425, 1.01) and (-0.255, 1.20) .. ( 0 , 1.20) .. controls ( 0.225, 1.20) and ( 0.425, 1.01) .. ( 0.425, 0.71) -- cycle;
%
% Head %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\koala@part@draw[\koala@body] (0,1.67) ellipse (0.55 and 0.45);
%
% Nose %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\koala@part@draw[\koala@body!40!black] (-0.1501, 1.5609) .. controls (-0.1784, 1.4833) and (-0.0827, 1.4108) .. ( 0.0000, 1.4108) .. controls ( 0.0827, 1.4108) and ( 0.1784, 1.4833) .. ( 0.1501, 1.5609) .. controls ( 0.1290, 1.6191) and ( 0.1187, 1.6573) .. ( 0.0750, 1.7010) .. controls ( 0.0336, 1.7424) and (-0.0336, 1.7424) .. (-0.0750, 1.7010) .. controls (-0.1187, 1.6573) and (-0.1290, 1.6191) .. (-0.1501, 1.5609) -- cycle;
%
% Eyes %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\ifkoala@sleeping
\fill[\koala@body!50!black] (0.2534, 1.675) rectangle ++(0.005, 0.03);
\fill[\koala@body!50!black,rotate around={20:(0.2925, 1.6925)}] (0.29, 1.68) rectangle ++(0.005, 0.03);
\fill[\koala@body!50!black,rotate around={-20:(0.2143, 1.6925)}] (0.2168, 1.68) rectangle ++(0.005, 0.03);
\fill[\koala@body!50!black,rotate around={40:(0.3255, 1.7025)}] (0.323, 1.69) rectangle ++(0.005, 0.03);
\fill[\koala@body!50!black,rotate around={-40:(0.1813, 1.7025)}] (0.1838, 1.69) rectangle ++(0.005, 0.03);
\fill[\koala@body!50!black] (-0.2534, 1.675) rectangle ++(-0.005, 0.03);
\fill[\koala@body!50!black,rotate around={-20:(-0.2925, 1.6925)}] (-0.29, 1.68) rectangle ++(-0.005, 0.03);
\fill[\koala@body!50!black,rotate around={20:(-0.2143, 1.6925)}] (-0.2168, 1.68) rectangle ++(-0.005, 0.03);
\fill[\koala@body!50!black,rotate around={-40:(-0.3255, 1.7025)}] (-0.323, 1.69) rectangle ++(-0.005, 0.03);
\fill[\koala@body!50!black,rotate around={40:(-0.1813, 1.7025)}] (-0.1838, 1.69) rectangle ++(-0.005, 0.03);
\fill[\koala@body!50!black, even odd rule] (0.3331, 1.741) .. controls (0.3331, 1.685) and (0.1737, 1.685) .. (0.1737, 1.741) .. controls (0.1737, 1.848) and (0.3331, 1.848) .. (0.3331, 1.741) -- cycle (0.328, 1.741) .. controls (0.323, 1.705) and (0.184, 1.705) .. (0.179, 1.741) .. controls (0.184, 1.843) and (0.323, 1.843) .. (0.328, 1.741) -- cycle;
\fill[\koala@body!50!black, even odd rule] (-0.3331, 1.741) .. controls (-0.3331, 1.685) and (-0.1737, 1.685) .. (-0.1737, 1.741) .. controls (-0.1737, 1.848) and (-0.3331, 1.848) .. (-0.3331, 1.741) -- cycle (-0.328, 1.741) .. controls (-0.323, 1.705) and (-0.184, 1.705) .. (-0.179, 1.741) .. controls (-0.184, 1.843) and (-0.323, 1.843) .. (-0.328, 1.741) -- cycle;
\else
\koala@part@draw[black] (-0.255, 1.74) circle (0.08);
\koala@part@draw[black] (0.255, 1.74) circle (0.08);
\fill[white] (-0.27, 1.76) circle (0.015);
\fill[white] (0.24, 1.76) circle (0.015);
\fi
%
% Mouth %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\ifkoala@threeD
\draw[black,line width=\scalingfactor*0.4pt] (0.115, 1.39) arc [start angle=-40, end angle=-140, radius=0.16];
\else
\draw[\koala@body!40!black,line width=\scalingfactor*0.4pt] (0.115, 1.39) arc [start angle=-40, end angle=-140, radius=0.16];
\fi
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% optional
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% Blushed %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\ifkoala@blush
\fill[red,path fading=koala@blush] (-0.3, 1.52) circle (0.1);
\fill[red,path fading=koala@blush] (0.3, 1.52) circle (0.1);
\fi
%
}
|
