aside-title">Swift</p>
                          <pre class="highlight swift"><code><span class="kd">public</span> <span class="nf">init</span><span class="p">(</span>
    <span class="nv">sizing</span> <span class="p">:</span> <span class="kt"><a href="../Enums/Sizing.html">Sizing</a></span><span class="p">?</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">,</span>
    <span class="nv">layouts</span> <span class="p">:</span> <span class="kt"><a href="../Structs/ItemLayouts.html">I