package ani.dantotsu.util import android.os.CountDownTimer // https://stackoverflow.com/a/40422151/461982 abstract class CountUpTimer protected constructor( private val duration: Long ) : CountDownTimer(duration, INTERVAL_MS) { abstract fun onTick(second: Int) override fun onTick(msUntilFinished: Long) { val second = ((duration - msUntilFinished) / 1000).toInt() onTick(second) } override fun onFinish() { onTick(duration / 1000) } companion object { private const val INTERVAL_MS: Long = 1000 } }