Android传感器（加速度传感器，磁场传感器，光线传感器，方向传感器），android传感器,package mobi

Android传感器（加速度传感器，磁场传感器，光线传感器，方向传感器），android传感器,package mobi

package mobile.android.sensor;import java.util.List;import android.app.Activity;import android.hardware.Sensor;import android.hardware.SensorEvent;import android.hardware.SensorEventListener;import android.hardware.SensorManager;import android.os.Bundle;import android.widget.TextView;public class Main extends Activity implements SensorEventListener {    private TextView tvAccelerometer;    private TextView tvMagentic;    private TextView tvLight;    private TextView tvOrientation;    private TextView tvSensors;    @Override    public void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.main);        // 获得SensorManager对象        SensorManager sensorManager = (SensorManager) getSystemService(SENSOR_SERVICE);        // 注册加速度传感器        sensorManager.registerListener(this,                sensorManager.getDefaultSensor(Sensor.TYPE_ACCELEROMETER),                SensorManager.SENSOR_DELAY_FASTEST);        // 注册磁场传感器        sensorManager.registerListener(this,                sensorManager.getDefaultSensor(Sensor.TYPE_MAGNETIC_FIELD),                SensorManager.SENSOR_DELAY_FASTEST);        // 注册光线传感器        sensorManager.registerListener(this,                sensorManager.getDefaultSensor(Sensor.TYPE_LIGHT),                SensorManager.SENSOR_DELAY_FASTEST);        // 注册方向传感器        sensorManager.registerListener(this,                sensorManager.getDefaultSensor(Sensor.TYPE_ORIENTATION),                SensorManager.SENSOR_DELAY_FASTEST);        tvAccelerometer = (TextView) findViewById(R.id.tvAccelerometer);        tvMagentic = (TextView) findViewById(R.id.tvMagentic);        tvLight = (TextView) findViewById(R.id.tvLight);        tvOrientation = (TextView) findViewById(R.id.tvOrientation);        tvSensors = (TextView) findViewById(R.id.tvSensors);        // 获得当前手机支持的所有传感器        List<Sensor> sensors = sensorManager.getSensorList(Sensor.TYPE_ALL);        for (Sensor sensor : sensors) {            // 输出当前传感器的名称            tvSensors.append(sensor.getName() + "\n");        }    }    @Override    public void onSensorChanged(SensorEvent event) {        // 通过getType方法获得当前传回数据的传感器类型        switch (event.sensor.getType()) {        case Sensor.TYPE_ACCELEROMETER: // 处理加速度传感器传回的数据            String accelerometer = "加速度\n" + "X：" + event.values[0] + "\n"                    + "Y:" + event.values[1] + "\n" + "Z:" + event.values[2]                    + "\n";            tvAccelerometer.setText(accelerometer);            break;        case Sensor.TYPE_LIGHT: // 处理光线传感器传回的数据            tvLight.setText("亮度：" + event.values[0]);            break;        case Sensor.TYPE_MAGNETIC_FIELD: // 处理磁场传感器传回的数据            String magentic = "磁场\n" + "X：" + event.values[0] + "\n" + "Y:"                    + event.values[1] + "\n" + "Z:" + event.values[2] + "\n";            tvMagentic.setText(magentic);            break;        case Sensor.TYPE_ORIENTATION: // 处理方向传感器传回的数据            String orientation = "方向\n" + "X：" + event.values[0] + "\n" + "Y:"                    + event.values[1] + "\n" + "Z:" + event.values[2] + "\n";            tvOrientation.setText(orientation);            break;        }    }    @Override    public void onAccuracyChanged(Sensor sensor, int accuracy) {    }}