val features = ArrayList<Feature>().apply {

    // Recommended: Use builder (Support more configurations)
    this.add(Feature.Builder()
            .setIconRes(R.drawable.access_point)
            .setIconColor(Color.RED)
            .setTitleRes(R.string.title_one)
            .setTitleTextColor(Color.BLACK)
            .setDescriptionRes(R.string.description_one)
            .setDescriptionTextColor(Color.BLACK)
            .build())

    // or use constructor
    this.add(Feature(R.drawable.account, Color.RED, R.string.title_two, Color.BLACK, R.string.description_two, Color.BLACK))
}

// Only show partial configurations, please refer WhatsNew.Builder to view more configurations
WhatsNew.Builder(this)
        .setTitleRes(R.string.app_name)
        .setTitleColor(Color.BLACK)
        .setBackgroundRes(android.R.color.white)
        .setPrimaryButtonBackgroundColor(Color.RED)
        .setPrimaryButtonTextColor(Color.WHITE)
        .setPrimaryButtonTextRes(R.string.lets_go)
        .enablePrimaryButtonAllCaps(false)
        .setSecondaryButtonTextColor(Color.RED)
        .setSecondaryButtonTextRes(R.string.learn_more)
        .enableSecondaryButtonAllCaps(false)
        .enableFadeAnimation(true)
        .setFadeAnimationDuration(500L)
        .setFeatureItemAnimator(FeatureItemAnimator.FADE_IN_UP)
        .setFeatureItemAnimatorDuration(500L)
        .setFeatures(features)
        .setListener(object : WhatsNewListener {
            override fun onWhatsNewShowed(whatsNew: WhatsNew) {
                Log.d(TAG, "onWhatsNewShowed")
            }

            override fun onWhatsNewDismissed() {
                Log.d(TAG, "onWhatsNewDismissed")
            }

            override fun onPrimaryButtonClicked(whatsNew: WhatsNew) {
                Log.d(TAG, "onPrimaryButtonClicked")
            }

            override fun onSecondaryButtonClicked(whatsNew: WhatsNew) {
                Log.d(TAG, "onSecondaryButtonClicked")
            }
        })
        .build()