1 public class MainActivity extends AppCompatActivity implements SensorEventListener{
2
3 private TextView text;
4
5 @Override
6 protected void onCreate(Bundle savedInstanceState) {
7 super.onCreate(savedInstanceState);
8 setContentView(R.layout.activity_main);
9 initView();
10
11 //获取传感器的管理
12 SensorManager sensor = (SensorManager) getSystemService(SENSOR_SERVICE);
13 List<Sensor> sensorList = sensor.getSensorList(Sensor.TYPE_ALL);
14 ArrayList<String> list = new ArrayList<>();
15 for (Sensor s:sensorList){
16 String str="\n"+"设备名称:"+s.getName()+"\n设备的版本:"+s.getVersion()+"\n供应商:"+s.getVendor();
17 list.add(str);
18 }
19 text.setText("经检测手机有"+list.size()+"个传感器,分别是:\n"+list.toString());
20
21
22 Sensor msensor1 = sensor.getDefaultSensor(Sensor.TYPE_GAME_ROTATION_VECTOR);
23 sensor.registerListener(this,msensor1,SensorManager.SENSOR_DELAY_GAME);
24
25 Sensor msensor = sensor.getDefaultSensor(Sensor.TYPE_ACCELEROMETER);
26 //监听事件
27 sensor.registerListener(this,msensor,SensorManager.SENSOR_DELAY_GAME);
28
29 Sensor light = sensor.getDefaultSensor(Sensor.TYPE_LIGHT);
30 sensor.registerListener(this,light,SensorManager.SENSOR_DELAY_GAME);
31
32
33 }
34
35 private void initView() {
36 text = (TextView) findViewById(R.id.text);
37 }
38
39
40 @Override
41 public void onSensorChanged(SensorEvent event) {
42 int type = event.sensor.getType();
43 switch (type){
44
45 case Sensor.TYPE_LIGHT:
46 float[] values = event.values;
47 StringBuilder builder = new StringBuilder();
48 builder.append("光感度:"+values[0]);
49 // builder.append("\ny方向的加速度"+values[1]);
50 // builder.append("\nz方向的加速度:"+values[2]);
51 text.setText(builder.toString());
52 break;
53 case Sensor.TYPE_GAME_ROTATION_VECTOR:
54 float[] values1 = event.values;
55 StringBuilder builder1 = new StringBuilder();
56 builder1.append("x方向的度量:"+values1[0]);
57 builder1.append("\ny方向的度量:"+values1[1]);
58 builder1.append("\nz方向的度量:"+values1[2]);
59 text.setText(builder1.toString());
60 break;
61 }
62
63 }
64
65 @Override
66 public void onAccuracyChanged(Sensor sensor, int accuracy) {
67
68 }
69 }
