transform, translate 값 변경
<!DOCTYPE html>
<html>
<head>
<title>test</title>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<style>
body {
background-color: black;
cursor: none;
}
h1 {
color: #fff;
}
.cursor_item {
position: absolute;
width : 100px;
height : 100px;
background-color: red;
top:0;
left:0;
}
</style>
<script>
let x = 0;
let y = 0;
let h1;
let cursor_item;
let mx = 0;
let my = 0;
let speed = 0.03;
let refId;
const mouseFunc = function (e) {
x = e.clientX;
y = e.clientY;
}
const loop = function () {
mx += (x - mx) * speed;
my += (y - my) * speed;
h1.innerHTML = 'x: ' + x + ', mx: ' + mx;
cursor_item.style.transform = "translate("+ mx +"px," + my + "px)"
refId = requestAnimationFrame(loop);
}
window.onload = function () {
h1 = document.getElementsByTagName("h1")[0];
cursor_item = document.getElementsByClassName("cursor_item")[0];
window.addEventListener('mousemove', function (e) {
mouseFunc(e);
}, false);
loop();
}
</script>
</head>
<body>
<h1>test</h1>
<div class="cursor_item"></div>
</body>
</html>
앞서 말씀드린 것처럼 이를 모바일의 자이로센서에도 붙여서 응용이 가능하다.