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\input{preamble-standalone.ltx}
\begin{document}
% Ex. No. 222 (Section 27.2.1 : Example of the use of \tkzcname{tkzShowTransformation})
\begin{tikzpicture}[scale=.6]
\tkzDefPoint(0,0){O} \tkzDefPoint(2,-2){A}
\tkzDefPoint(70:4){B} \tkzDrawPoints(A,O,B)
\tkzLabelPoints(A,O,B)
\tkzDrawLine[add= 2 and 2](O,A)
\tkzDefPointBy[translation=from O to A](B)
\tkzGetPoint{C}
\tkzDrawPoint[color=orange](C) \tkzLabelPoints(C)
\tkzShowTransformation[translation=from O to A,%
length=2](B)
\tkzDrawSegments[->,color=orange](O,A B,C)
\tkzDefPointBy[reflection=over O--A](B) \tkzGetPoint{E}
\tkzDrawSegment[blue](B,E)
\tkzDrawPoint[color=blue](E)\tkzLabelPoints(E)
\tkzShowTransformation[reflection=over O--A,size=2](B)
\tkzDefPointBy[symmetry=center O](B) \tkzGetPoint{F}
\tkzDrawSegment[color=green](B,F)
\tkzDrawPoint[color=green](F)\tkzLabelPoints(F)
\tkzShowTransformation[symmetry=center O,%
length=2](B)
\tkzDefPointBy[projection=onto O--A](C)
\tkzGetPoint{H}
\tkzDrawSegments[color=magenta](C,H)
\tkzDrawPoint[color=magenta](H)\tkzLabelPoints(H)
\tkzShowTransformation[projection=onto O--A,%
color=red,size=3,gap=-2](C)
\end{tikzpicture}
\end{document}
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