d>
          An opaque handle to a shader mask engine layer. <a href="dart-ui/ShaderMaskEngineLayer-class.html">[...]</a>
        </dd>
        <dt id="Shadow">
          <span class="name "><a href="dart-ui/Shadow-class.html">Shadow</a></span>         
        </dt>
        <dd>
          A single shadow. <a href="dart-ui/Shadow-class.html">[...]</a>
        </dd>
        <dt id="Size">
          <span class="name "><a href="dart-ui/Size-class.html">Size</a></span>         
        </dt>
        <dd>
     