安卓:有没有办法从Location.getAltitude一边得到高度()? (我用传感器听说过)我用、没有办法、听说过、传感器

2023-09-07 09:25:21 作者:共了清风

有没有办法从Location.getAltitude一边得到高度()? 我听说使用传感器,但没有思想,不能找到网。

Is there a way to obtain altitude aside from Location.getAltitude()? I've heard using Sensor but don't have idea and can't find on net.

UPDATES1 我发现 SensorManager.getAltitude(浮动,浮动)使用API​​ 9级了,但没有想法就如何落实它。你会与我们分享。

UPDATES1 I found SensorManager.getAltitude(float, float) using API Level 9 up but don't have idea on how to implement it. Would you share with us.

推荐答案

我知道它的晚,但任何人都在寻找它,这可能有助于

I know it's late but for anyone looking for it, that might help

import android.app.Activity;
import android.hardware.Sensor;
import android.hardware.SensorEvent;
import android.hardware.SensorEventListener;
import android.hardware.SensorManager;
import android.os.Bundle;

public class MyActivity extends Activity implements SensorEventListener {

    private SensorManager sensorManager;
    private Sensor sensor;
    private float altitude = 0;

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        sensorManager = (SensorManager) getSystemService(SENSOR_SERVICE);
        sensor = sensorManager.getDefaultSensor(Sensor.TYPE_PRESSURE);
    }

    @Override
    protected void onResume() {
        super.onResume();

        if (sensor != null) 
            sensorManager.registerListener(this, sensor, SensorManager.SENSOR_DELAY_NORMAL);
    }

    @Override
    protected void onPause() {
        super.onPause();
        sensorManager.unregisterListener(this);
    }

    @Override
    public void onAccuracyChanged(Sensor sensor, int accuracy) {}

    @Override
    public void onSensorChanged(SensorEvent event) {
        float presure = event.values[0];
        altitude = SensorManager.getAltitude(SensorManager.PRESSURE_STANDARD_ATMOSPHERE, presure);

        System.out.println("altitude => " + altitude);
    }
}