f glyphs in a font. <a href="dart-ui/FontFeature-class.html">[...]</a>
        </dd>
        <dt id="FontWeight">
          <span class="name "><a href="dart-ui/FontWeight-class.html">FontWeight</a></span>         
        </dt>
        <dd>
          The thickness of the glyphs used to draw the text
        </dd>
        <dt id="FrameInfo">
          <span class="name "><a href="dart-ui/FrameInfo-class.html">FrameInfo</a></span>         
        </dt>
        <dd>
          Information for a single frame o