Androidstudio实现手机摇一摇功能

二话不说直接开车:

import android.content.Intent;
import android.hardware.Sensor;
import android.hardware.SensorEvent;
import android.hardware.SensorEventListener;
import android.hardware.SensorManager;
import android.os.Handler;
import android.os.Message;
import android.os.Vibrator;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Log;
import android.widget.Toast;

import com.cn.dol.mytry.R;
import com.cn.dol.mytry.asynctask.Main2Activity;
/**
 * 手机摇一摇
 * */
public class TsetSensorActivity extends AppCompatActivity {
    private SensorManager sensorManager;
    private Vibrator vibrator;
    private static final String TAG="TsetSensorActivity";
    private static final int SENSOR_SHAKE=10;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_tset_sensor);
        sensorManager= (SensorManager) getSystemService(SENSOR_SERVICE);
        vibrator= (Vibrator) getSystemService(VIBRATOR_SERVICE);
    }

    @Override
    protected void onResume() {
        super.onResume();
        if(sensorManager!=null){//注册监听器
            sensorManager.registerListener(sensorEventListener,sensorManager.getDefaultSensor(Sensor.TYPE_ACCELEROMETER),SensorManager.SENSOR_DELAY_NORMAL);
            //第一个参数是Listener,第二个参数是所得传感器类型,第三个参数值获取传感器信息的频率
        }
    }
    @Override
    protected void onStop() {
        super.onStop();
        if(sensorManager!=null){
            sensorManager.unregisterListener(sensorEventListener);
        }
    }
    /**
     * 重力感应监听
     * */
    private SensorEventListener sensorEventListener=new SensorEventListener() {
        @Override
        public void onSensorChanged(SensorEvent event) {
            //传感器信息改变时执行该方法
            float[] values=event.values;
            float x=values[0];    // x轴方向的重力加速度,向右为正
            float y=values[1];    // y轴方向的重力加速度,向前为正
            float z=values[2];    // z轴方向的重力加速度,向上为正
            Log.i(TAG,"x轴方向的重力加速度"+x+";y轴方向的重力加速度"+y+";z轴方向重力加速度"+z);
           //一般在这三个方向的重力加速度达到40就达到了摇晃手机的状态
            int medumValue =19;//如果不铭感请自行调低该数值,低于10的话就不行了,因为Z轴上的加速度本身就达到了10
            if (Math.abs(x) > medumValue || Math.abs(y) > medumValue || Math.abs(z) > medumValue) {
                vibrator.vibrate(200);
                Message msg = new Message();
                msg.what = SENSOR_SHAKE;
                handler.sendMessage(msg);
            }
        }
        @Override
        public void onAccuracyChanged(Sensor sensor, int accuracy) {
        }
    };
    /**动作执行*/
    Handler handler=new Handler(){
       public void handleMessage(Message msg){
           super.handleMessage(msg);
           switch (msg.what){
               case SENSOR_SHAKE:
                   Toast.makeText(TsetSensorActivity.this,"检到摇晃,执行操作",Toast.LENGTH_SHORT).show();
                   Intent intent=new Intent(TsetSensorActivity.this, Main2Activity.class);
                   startActivity(intent);
                   Log.i(TAG,"检测到摇晃,执行操作");
                   break;
           }
       }
    };
}

当然千万不要忘记权限哦:
<uses-permission android:name="android.permission.VIBRATE"/>
震动的权限。

猜你喜欢

转载自blog.csdn.net/qq_36423978/article/details/68962514