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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /css/css-highlight-api/painting/custom-highlight-dynamic-font-metrics-001.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<meta charset="UTF-8">
<title>CSS Highlight API Test: </title>
<link rel="match" href="custom-highlight-font-metrics-001-ref.html">
<meta name="assert" value="fonts relative units take the correct values, with correct cascade">
<meta name="fuzzy" content="0-80;0-4">
<head>
<style>
:root {
font-size: 8px;
}
div {
margin: 50px;
font-size: 10px;
}
::highlight(highlight1) {
text-underline-offset: 0.5em;
text-decoration-line: underline;
text-decoration-color: green;
text-decoration-thickness: 0.25rem;
}
</style>
</head>
<body>
<div id="h1">Font relative units with 40px font</div>
<div id="h2">Font relative units with 20px font</div>
<script>
let r1 = new Range();
r1.setStart(h1, 0);
r1.setEnd(h1, 1);
let r2 = new Range();
r2.setStart(h2, 0);
r2.setEnd(h2, 1);
CSS.highlights.set("highlight1", new Highlight(r1, r2));
requestAnimationFrame(() => {
requestAnimationFrame(() => {
h1.style.fontSize = '40px';
h2.style.fontSize = '20px';
document.documentElement.style.fontSize = '16px';
requestAnimationFrame(() => takeScreenshot());
});
});
</script>
</body>
</html>