naive_animated_binding.kt

/* Copyright 2019 Google LLC.	
   SPDX-License-Identifier: Apache-2.0 */
fun animateVisibility(view: View, visible: Boolean) {
  view.visibility = View.VISIBLE
  if (visible) {
    ObjectAnimator.ofFloat(view, View.ALPHA, 0f, 1f).start()
  } else {
    ObjectAnimator.ofFloat(view, View.ALPHA, 1f, 0f).apply {
      doOnEnd { view.visibility = View.GONE }
    }.start()
  }
}