ANDROID_MARS学习笔记_S05_003_传感器采样率及属性

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 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 {

     private SensorManager sensorManager;
     @Override
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_main);

         sensorManager = (SensorManager)getSystemService(Context.SENSOR_SERVICE);
         Sensor lightSensor = (Sensor)sensorManager.getDefaultSensor(Sensor.TYPE_LIGHT);

         sensorManager.registerListener(new SensorEventListener() {

             public void onSensorChanged(SensorEvent event) {
                 String sensorName = event.sensor.getName();
                 String sensorVendor = event.sensor.getVendor();
                 float resolution = event.sensor.getResolution();
                 float power = event.sensor.getPower();
                 double timestamp = event.timestamp;

                 System.out.println("sensor name--->" + sensorName);
                 System.out.println("sensor vendor--->" + sensorVendor);
                 System.out.println("sensor resolution--->" + resolution);
                 System.out.println("sensor power--->" + power);
                 System.out.println("timestamp--->" + timestamp);

             }

             public void onAccuracyChanged(Sensor sensor, int accuracy) {
             }
         }, lightSensor, SensorManager.SENSOR_DELAY_GAME);
     }
 }