gecko-dev/image/test/crashtests/delaytest.html

60 строки
1.3 KiB
HTML

<!DOCTYPE HTML>
<html class="reftest-wait">
<head>
<title>Delayed image reftest wrapper</title>
</head>
<body>
<!-- non-empty alt to avoid the broken image icon -->
<img id="image1" alt=" ">
<script>
window.addEventListener("MozReftestInvalidate", reftestInvalidateListener);
// This loads a externally specified image, forces a draw (in case of
// decode-on-draw), waits 350ms, and then triggers the reftest snapshot.
// This allows the animation on the page to complete.
//
// Use as "delaytest.html?animation.png"
//
// Get the image URL from our URL
var imgURL = document.location.search.substr(1);
// Load the image
var img = document.images[0];
img.src = imgURL;
img.onload = forceDecode;
img.onerror = forceDecode;
let decodeComplete = false;
let gotReftestInvalidate = false;
function forceDecode() {
img.decode().then(function() {
decodeComplete = true;
maybeStartTimer();
}, function() {
decodeComplete = true;
maybeStartTimer();
});
}
function reftestInvalidateListener() {
gotReftestInvalidate = true;
maybeStartTimer();
}
function maybeStartTimer() {
if (decodeComplete && gotReftestInvalidate) {
startTimer();
}
}
function startTimer() {
const delay = 350;
setTimeout("document.documentElement.className = '';", delay);
}
</script>
</body>
</html>