a hash</a>)
that contains the attributes of the shape.
Hash returned by <a href="#label-44">shape.to_h</a> can be used as <var>hash</var>.</dd>
</dl>
<h3><a name="label-33" id="label-33">instance methods</a></h3><!-- RDLabel: "instance methods" -->
<dl>
<dt><a name="label-34" id="label-34"><code>shape [<var>field</var>]</code></a></dt><!-- RDLabel: "shape [field]" -->
<dd>
value of the <a href="#label-89">attribute</a> <var>field</var>
related to the shape.</dd>
<dt><a name="label-35" id="label-35"><code>sh