在Kotlin中，根据Android手机的微小移动来计算位置，以模拟一个蝶网

<uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />
<uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />
<uses-permission android:name="android.permission.INTERNET" />

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 androidx.appcompat.app.AppCompatActivity

class MainActivity : AppCompatActivity(), SensorEventListener {

    private lateinit var sensorManager: SensorManager
    private var accelerometer: Sensor? = null

    private var xPosition: Float = 0f
    private var yPosition: Float = 0f

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_main)

        sensorManager = getSystemService(Context.SENSOR_SERVICE) as SensorManager
        accelerometer = sensorManager.getDefaultSensor(Sensor.TYPE_ACCELEROMETER)
    }

    override fun onResume() {
        super.onResume()
        sensorManager.registerListener(this, accelerometer, SensorManager.SENSOR_DELAY_NORMAL)
    }

    override fun onPause() {
        super.onPause()
        sensorManager.unregisterListener(this)
    }

    override fun onAccuracyChanged(sensor: Sensor?, accuracy: Int) {
        // Do nothing
    }

    override fun onSensorChanged(event: SensorEvent?) {
        if (event?.sensor?.type == Sensor.TYPE_ACCELEROMETER) {
            val x = event.values[0]
            val y = event.values[1]

            // Calculate position based on accelerometer data
            xPosition += x
            yPosition += y

            // Update UI or perform other actions based on the calculated position
            // ...
        }
    }
}