Introduction - If you have any usage issues, please Google them yourself
Share an Android compass positioning Java source code, author information: urban Ranger, demonstrates the Android compass positioning process and the final effect, the relevant technical points: the introduction of the compass picture, to control the angle compass picture turned, for management services, registration and cancel listener,change in sensor values , accuracy change, access to the type of trigger event sensor, to obtain z turned the angle, wear a rotation animation, animation duration.