JS 手机摇动
var SHAKE_THRESHOLD = 800;//摇动强度 var lastUpdate = 0; var x, y, z, last_x, last_y, last_z; var canshake = false; function deviceMotionHandler(eventData) { var acceleration = eventData.accelerationIncludingGravity; var curTime = new Date().getTime(); if ((curTime - lastUpdate) > 100) { var diffTime = (curTime - lastUpdate); lastUpdate = 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 (canshake && speed > SHAKE_THRESHOLD) { canshake = false; //DO STH if (window.DeviceMotionEvent) { window.removeEventListener(‘devicemotion‘, deviceMotionHandler, false); } } last_x = x; last_y = y; last_z = z; } }
郑重声明:本站内容如果来自互联网及其他传播媒体,其版权均属原媒体及文章作者所有。转载目的在于传递更多信息及用于网络分享,并不代表本站赞同其观点和对其真实性负责,也不构成任何其他建议。