Cross Reference for TikZ Figures in LaTeX

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\documentclass{article}
\usepackage[margin=1in]{geometry}
\usepackage{tikz}
\usepackage{lipsum}
\usepackage[colorlinks=true]{hyperref}

\begin{document}

\lipsum[1-3]

\begin{figure}[h]
\centering
\begin{tikzpicture}
\draw[->] (0,0) -- ++(1,0);
\draw[->] (2,0) -- ++(1,0) -- ++(0,1);
\draw[->] (4,0) -- ++(1,0) -- ++(0,1) -- ++(-1,0);
\draw[->] (6,0) -- ++(1,0) -- ++(0,1) -- ++(-1,0) -- cycle;
\end{tikzpicture}
\caption{Figure 1.}
\label{tikz-1}
\end{figure}

\lipsum[4-6]

\vspace{2em}

Fig. \ref{tikz-1}.

\end{document}