n</span>
          <span class="signature">&#8594; const <a href="dart-ui/BlendMode-class.html">BlendMode</a></span>
                  </dt>
        <dd>
          <p>Show the source image, but only where the two images overlap. The
destination image is not rendered, it is treated merely as a mask. The
color channels of the destination are ignored, only the opacity has an
effect.</p>
<p>To show the destination image instead, consider <a href="dart-ui/BlendMode-class.html">dstIn</a>.</p>
<p>To reverse the se