WLED/wled00/data/liveview.htm
2023-06-04 18:40:29 +02:00

64 lines
1.4 KiB
HTML

<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width, initial-scale=1, minimum-scale=1">
<meta charset="utf-8">
<meta name="theme-color" content="#222222">
<title>WLED Live Preview</title>
<style>
body {
margin: 0;
}
#canv {
background: black;
filter: brightness(175%);
width: 100%;
height: 100%;
position: absolute;
}
</style>
</head>
<body>
<div id="canv" />
<script>
update();
var tmout = null;
function update()
{
if (document.hidden) {
clearTimeout(tmout);
tmout = setTimeout(update, 250);
return;
}
fetch('./json/live')
.then(res => {
if (!res.ok) {
clearTimeout(tmout);
tmout = setTimeout(update, 2500);
}
return res.json();
})
.then(json => {
var str = "linear-gradient(90deg,";
var len = json.leds.length;
for (i = 0; i < len; i++) {
var leddata = json.leds[i];
if (leddata.length > 6) leddata = leddata.substring(2);
str += "#" + leddata;
if (i < len -1) str += ","
}
str += ")";
document.getElementById("canv").style.background = str;
clearTimeout(tmout);
tmout = setTimeout(update, 40);
})
.catch(function (error) {
clearTimeout(tmout);
tmout = setTimeout(update, 2500);
})
}
</script>
</body>
</html>