dynamic-filter-invalidation-04.svg

Enable keyboard shortcuts

Checkerboard

<svg xmlns="http://www.w3.org/2000/svg" class="reftest-wait">

  <!--

    From https://bugzilla.mozilla.org/show_bug.cgi?id=488702

-->

  <title>Test that invalidation takes filters on ancestors into account</title>

  <desc>

    This test checks that when a container element changes, the area of

    the screen that is invalidated and repainted takes account of any

    filter effects on the ancestors of the changed element.

  </desc>

  <script type="text/javascript">//<![CDATA[

function show_lime_rect()

  document.getElementById("g").setAttribute("opacity", "1");

  document.documentElement.removeAttribute("class");

document.addEventListener("MozReftestInvalidate", show_lime_rect, false);

setTimeout(show_lime_rect, 1000);

  //]]></script>

  <filter id="filter" filterUnits="userSpaceOnUse" x="0" y="0" width="200%" height="100%">

    <feOffset dx="-20"/>

  </filter>

  <rect width="100%" height="100%" fill="red"/>

  <g filter="url(#filter)">

    <g id="g" opacity="0">

      <rect x="20" width="100%" height="100%" fill="lime"/>

    </g>

  </g>

</svg>