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手机摇一摇效果-html5

2014-12-30 15:25 423 查看

1.手机摇一摇效果实现

2.播放声音

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>摇一摇功能</title>
<script type="text/javascript">
//Javascript
</script>
</head>
<body onload="init()">
<p>用力摇一摇你手机</p>
<audio id="musicBox" preload="metadata" controls src="5018.mp3" autostart="0">
</audio>
<div id="btn" class="btn">点击播放</div>
<script type="text/javascript">
var SHAKE_THRESHOLD = 3000;
var last_update = 0;
var media = document.getElementById("musicBox");
var btn = document.getElementById("btn");
var x = y = z = last_x = last_y = last_z = 0;
function init() {
if (window.DeviceMotionEvent) {
window.addEventListener('devicemotion', deviceMotionHandler, false);
} else {
alert('not support mobile event');
}
}
function deviceMotionHandler(eventData) {
var acceleration = eventData.accelerationIncludingGravity;
var curTime = new Date().getTime();
if ((curTime - last_update) > 100) {
var diffTime = curTime - last_update;
last_update = curTime;

x = acceleration.x;
y = acceleration.y;
z = acceleration.z;
var speed = Math.abs(x + y + z - last_x - last_y - last_z) / diffTime * 10000;
if (speed > SHAKE_THRESHOLD) {
//media.setAttribute("autostart", 1);
//media.setAttribute("src", "5018.mp3");
//media.load();
media.play();
　　　　　　　　　　　　alert("弹窗了");
}
last_x = x;
last_y = y;
last_z = z;
}
}

</script>
</body>
</html>

IOS 测试：Safari 弹框\不播放音乐, Chroma 弹框\不播放音乐,UC弹框\不播放音乐

Andriod 测试：UC弹框\播放音乐,Chroma 弹框\播放音乐,内置浏览器弹框\播放音乐红米note 自带浏览器弹窗/不播放

文件下载：http://files.cnblogs.com/zhidong123/yao-yao.rar

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