Android采集传感器数据并显示的方法

<!-- activity_main.xml -->
<?xml version="1.0" encoding="utf-8"?>
<!-- 表格布局管理器TableLayout -->
<TableLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:paddingBottom="16dp"
    android:paddingLeft="16dp"
    android:paddingRight="16dp"
    android:paddingTop="16dp"
    android:stretchColumns="0,3"
    tools:context=".MainActivity" >

    <!--三行，传感器数据显示-->
    <TableRow android:paddingTop="10dp">
        <!--文本框组件-->
        <TextView />
        <TextView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="x轴加速度:"
            android:textSize="18sp"
            android:gravity="center_horizontal"/>
     <!--编辑框组件-->
        <EditText
            android:id="@+id/et1"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:hint="000"/>
        <TextView />
    </TableRow>

    <TableRow >
        <TextView />
        <TextView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="y轴加速度:"
            android:textSize="18sp"
            android:gravity="center_horizontal"/>

        <EditText
            android:id="@+id/et2"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:hint="000"/>
        <TextView />
    </TableRow>

    <TableRow >
        <TextView />
        <TextView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="z轴加速度:"
            android:textSize="18sp"
            android:gravity="center_horizontal"/>

        <EditText
            android:id="@+id/et3"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:hint="000"/>
        <TextView />
    </TableRow>
</TableLayout>

//    MainActivity.java
package com.example.myapplication;

import androidx.appcompat.app.AppCompatActivity;

import android.content.Context;
import android.hardware.Sensor;
import android.hardware.SensorEvent;
import android.hardware.SensorEventListener;
import android.hardware.SensorManager;
import android.os.Bundle;
import android.widget.EditText;

public class MainActivity extends AppCompatActivity implements SensorEventListener {  // 实现Sensor Event Listener接口
    private EditText textAcceX,textAcceY,textAcceZ;   //编辑框组件
    private SensorManager sensorManager;  //传感器管理器组件
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        textAcceX = findViewById(R.id.et1);
        textAcceY = findViewById(R.id.et2);
        textAcceZ = findViewById(R.id.et3);
        sensorManager = (SensorManager) getSystemService(Context.SENSOR_SERVICE);    // 获取传感器管理器 
    }

    @Override
    protected void onResume() {
        super.onResume();
        //设置传感器类型及采样率
        sensorManager.registerListener(this,
                sensorManager.getDefaultSensor(Sensor.TYPE_ACCELEROMETER),SensorManager.SENSOR_DELAY_UI);
    }

    @Override
    protected void onPause() {
        super.onPause();
        sensorManager.unregisterListener(this);  // 暂停采集
    }

    @Override
    public void onSensorChanged(SensorEvent event) {   // 重写SensorEventListener接口的方法
        float [] values = event.values;
        int sensorType = event.sensor.getType();
        StringBuilder stringBuilderX = null,stringBuilderY = null,stringBuilderZ = null;
        if(sensorType == Sensor.TYPE_ACCELEROMETER ){   //  判断是否所需传感器
            stringBuilderX = new StringBuilder();
            stringBuilderY = new StringBuilder();
            stringBuilderZ = new StringBuilder();
            stringBuilderX.append(values[0]);
            stringBuilderY.append(values[1]);
            stringBuilderZ.append(values[2]);
            textAcceX.setText(stringBuilderX.toString());   // 编辑框内显示
            textAcceY.setText(stringBuilderY.toString());
            textAcceZ.setText(stringBuilderZ.toString());
        }
    }

    @Override
    public void onAccuracyChanged(Sensor sensor, int accuracy) {   //  重写SensorEventListener接口的方法

    }
}