<html>
<head>
<title>DeviceOrientationEvent</title>
<meta charset="UTF-8" />
</head>
<body>
<p>左右：<span id="alpha">0</span></p>
<p>前后：<span id="beta">0</span></p>
<p>扭转：<span id="gamma">0</span></p>
<p>指北针指向：<span id="heading">0</span>度</p>
<p>指北针精度：<span id="accuracy">0</span>度</p>
</body>
<script>
//检查手机是否支持
if(window.DeviceOrientationEvent){
window.addEventListener('deviceorientation',DeviceOrientationHandler,false);
}else{
alert("您的浏览器不支持DeviceOrientation");
}
//事件处理逻辑
function DeviceOrientationHandler(event){
document.getElementById("alpha").innerHTML = event.alpha;
document.getElementById("beta").innerHTML = event.beta;
document.getElementById("gamma").innerHTML = event.gamma;
document.getElementById("heading").innerHTML = event.webkitCompassHeading;
document.getElementById("accuracy").innerHTML = event.webkitCompassAccuracy;
}
</script>
</html>
指北针demo
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转载自www.cnblogs.com/locim/p/8967325.html
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