ep" title="Causes a field or type to be kept by DCE.">@:keep</span><a href="#getBounds"><span class="identifier">getBounds</span></a>(<span style="white-space:nowrap">target:<span class="type">DisplayObject</span></span>):<span class="type">Rectangle</span></code></h3><div class="doc"><p>getBounds优化计算</p><p class="javadoc">Parameters:</p><table class="table table-bordered params"><tr><th style="width:25%;"><code>parent</code></th><td></td></tr></table><p class="javadoc">Returns:</p><div class="inden