Device shake detection implemented in Kotlin, powered by Seismic.

MainActivity.kt

import android.content.Context
import android.hardware.SensorManager
import android.os.Bundle
import androidx.appcompat.app.AppCompatActivity
import com.squareup.seismic.ShakeDetector
import kotlinx.android.synthetic.main.activity_main.*

class MainActivity : AppCompatActivity(), ShakeDetector.Listener {

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

        val sensorManager = getSystemService(Context.SENSOR_SERVICE) as SensorManager
        val sd = ShakeDetector(this)
        sd.start(sensorManager)
    }

    override fun hearShake() {
        // shaked.
    }

}