DeviceMotionEvent.rotationRate - Web API 接口参考 编辑

返回设备围绕其每个轴（x、y、z）旋转的速率（单位：度/秒）。

注意: 如果设备无法提供此信息，则为null

语法

var rates = instanceOfDeviceMotionEvent.rotationRate;

值

rotationRates属性是一个只读对象，用于描述设备围绕其每个轴的旋转速率：

alpha

设备绕其Z轴旋转的速率（即绕垂直于屏幕的线旋转）

beta

设备绕其X轴旋转的速率（即从前到后旋转）

gamma

设备绕其Y轴旋转的速率（即从一侧到另一侧）

说明

Specification	Status	Comment
DeviceOrientation Event Specification	Editor's Draft	Initial specification.

浏览器兼容性

We're converting our compatibility data into a machine-readable JSON format. This compatibility table still uses the old format, because we haven't yet converted the data it contains. Find out how you can help!

• Desktop
• Mobile

Feature	Chrome	Edge	Firefox (Gecko)	Internet Explorer	Opera	Safari (WebKit)
Basic support	(Yes)	(Yes)	6 (6)	?	?	?

Feature	Android	Edge	Firefox Mobile (Gecko)	IE Mobile	Opera Mobile	Safari Mobile
Basic support	(Yes)	(Yes)	6.0 (6)	未实现	未实现	4.2

推荐阅读

• DeviceMotionEvent
• devicemotion
• window.ondevicemotion
• deviceorientation
• DeviceOrientationEvent
• Detecting device orientation
• Orientation and motion data explained