HTML5实现手机摇一摇更换背景色

来源:互联网 发布:c语言if else多个 编辑:程序博客网 时间:2024/04/30 03:54
HTML5实现手机摇一摇更换背景色,因为手机上大部分浏览器都是支持HTML5的,所以本效果在电脑上看不到效果,把代码复制到手机上运行一下,甩一甩手机就看到颜色变化了。
<!doctype html><html><head><meta charset="utf-8" /><meta name="viewport" content="width=device-width,initial-scale=1.0"/><title>HTML5 手机摇一摇</title><script type="text/javascript">var color = new Array('#fff', '#ff0', '#f00', '#000', '#00f', '#0ff');if(window.DeviceMotionEvent) {var speed = 25;var x = y = z = lastX = lastY = lastZ = 0;window.addEventListener('devicemotion', function(){var acceleration =event.accelerationIncludingGravity;x = acceleration.x;y = acceleration.y;if(Math.abs(x-lastX) > speed || Math.abs(y-lastY) > speed) {document.body.style.backgroundColor = color[Math.round(Math.random()*10)%6];}lastX = x;lastY = y;}, false);}</script></head><body>HTML 5 手机摇一摇,在手机上运行的。</body></html>

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