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);
    }
}