h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><h5><span class="tsd-kind-parameter">part</span>: <a href="Part.html" class="tsd-signature-type tsd-kind-class">Part</a></h5></li><li><h5><code class="tsd-tag ts-flagOptional">Optional</code> <span class="tsd-kind-parameter">rect</span>: <a href="Rect.html" class="tsd-signature-type tsd-kind-class">Rect</a></h5></li></ul></div><h4 class="tsd-returns-title">Returns <a href="Rect.html" class="tsd-signature-type tsd-kind-class">R