pickerview_slide_out_bottom.xml

<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android"
     android:shareInterpolator="false">

  <translate
      android:duration="@integer/animation_default_duration"
      android:fromXDelta="0%"
      android:toXDelta="0%"
      android:fromYDelta="0%"
      android:toYDelta="100%"/>
</set>