android 光线传感器驱动,详解 android 光线传感器 light sensor的使用

调用anroid的光线传感器使用。

实现效果图：

MainActivity.Java

package hk.ust.cse.comp107x.ligthsensor;

import android.content.Context;

import android.hardware.Sensor;

import android.hardware.SensorEvent;

import android.hardware.SensorEventListener;

import android.hardware.SensorManager;

import android.support.v7.app.AppCompatActivity;

import android.os.Bundle;

import android.widget.TextView;

public class MainActivity extends AppCompatActivity implements SensorEventListener{

private SensorManager mSensorManager;

private Sensor mPressure;

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.activity_main);

// Get an instance of the sensor service, and use that to get an instance of

// a particular se