public class ShakeListener implements SensorEventListener {
public static ShakeListener sensor1;
// 速度阈值，当摇晃速度达到这值后产生作用
private static final int SPEED_SHRESHOLD = 400;
// 两次检测的时间间隔
private static final int UPTATE_INTERVAL_TIME = 70;
// 传感器管理器
private SensorManager sensorManager;
// 传感器
private Sensor sensor;
// 重力感应监听器
private OnShakeListener onShakeListener;
// 上下文
private static Context context;
// 手机上一个位置时重力感应坐标
private float lastX;
private float lastY;
private float lastZ;
// 上次检测时间
private long lastUpdateTime;
public static ShakeListener newInstance(Context c) {
if (sensor1 == null) {
sensor1 = new ShakeListener();
context = c;
return sensor1;
} else {
return sensor1;
}
}
// 开始
public void start() {
// 获得传感器管理器
if(sensorManager==null){
sensorManager = (SensorManager) context
.getSystemService(Context.SENSOR_SERVICE);
}
if (sensorManager != null&&sensor==null) {
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