获取传感器数据

注册传感器

public boolean registerListener(SensorEventListener,

Sensor sensor, int rate)

MainActivity:

package org.gaolei.sensor02;

import android.app.Activity;

import android.content.Context;

import android.hardware.Sensor;

import android.hardware.SensorEvent;

import android.hardware.SensorEventListener;

import android.hardware.SensorManager;

import android.os.Bundle;

public class MainActivity extends Activity {

// 声明一个SensorManager对象

private SensorManager sensorManager;

@Override

public void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.main);

// 获取SensorManager对象

sensorManager = (SensorManager) getSystemService(Context.SEARCH_SERVICE);

// 获取光线传感器对象

Sensor lightSensor = sensorManager.getDefaultSensor(Sensor.TYPE_LIGHT);

// 注册传感器

sensorManager.registerListener(new SensorEventListener() {

@Override

public void onSensorChanged(SensorEvent event) {

float acc = event.accuracy;

float lux = event.values[0];

System.out.println("acc---->" + acc);

System.out.println("lux---->" + lux);

}

@Override

public void onAccuracyChanged(Sensor sensor, int accuracy) {

}

}, lightSensor, SensorManager.SENSOR_DELAY_NORMAL);

}

}