<!DOCTYPE html>
<html class="reftest-wait">
  <head>
    <meta charset="utf-8">
    <title>fractions bar</title>
    <link rel="help" href="https://w3c.github.io/mathml-core/#fractions-mfrac">
    <meta name="assert" content="Verifies painting of the fraction bar">
    <link rel="match" href="frac-bar-001-ref.html">
    <style type="text/css">
      @font-face {
        font-family: TestFont;
        src: url("/fonts/math/fraction-rulethickness10000.woff");
      }
      math {
        /* FractionRuleThickness = 10000 * 1 / 1000 = 10px; */
        /* The gap / shift / axisheight parameters are set to 0. */
        font-family: "TestFont";
        font-size: 1px;
      }
      #container {
          position: absolute;
          left: 0;
          top: 0;
      }
    </style>
    <script src="/common/reftest-wait.js"></script>
    <script src="/mathml/support/fonts.js"></script>
    <script>
      window.addEventListener("load", () => { loadAllFonts().then(adjustPositionOfFraction); });

      function adjustPositionOfFraction()
      {
        requestAnimationFrame(() => {
          var container = document.getElementById("container");
          var numeratorBox = document.getElementById("numerator").getBoundingClientRect();
          container.style.left = (10 - numeratorBox.left) + "px";
          container.style.top = (50 - numeratorBox.top) + "px";
          requestAnimationFrame(takeScreenshot);
        });
      }
    </script>
  </head>
  <body>
    <p>This test passes if you see a green square.</p>
    <div id="container">
      <math>
        <mfrac style="color: green; font-size: 15em">
          <mspace id="numerator" width="150px"></mspace>
          <mspace></mspace>
        </mfrac>
      </math>
    </div>
    <script src="/mathml/support/feature-detection.js"></script>
    <script>MathMLFeatureDetection.ensure_for_match_reftest("has_mfrac");</script>
  </body>
</html>
