Custom Animation -XML

Make your Animation

Set your custom animation in view

First of all go to res create anim folder and the create animation reasorce file

in animation dericatory 

a blink animation code is:

<?xml version="1.0" encoding="utf-8"?>

<set 

    xmlns:android="http://schemas.android.com/apk/res/android">

   <alpha android:fromAlpha="0.0"

           android:toAlpha="1.0"

           android:interpolator="@android:anim/accelerate_decelerate_interpolator"

           android:duration="300"

           android:repeatMode="restart"

           android:repeatCount="0" />

</set>

a bounce animation code is:

<set 

    xmlns:android="http://schemas.android.com/apk/res/android"

    android:fillAfter="true"

    android:interpolator="@android:anim/bounce_interpolator">

       <scale android:toXScale="1.0"

           android:fromYScale="0.0"

           android:toYScale="1.0"

           android:fromXScale="1.0"

           android:duration="1500"/>

</set>

in main activity

    val anim= AnimationUtils.loadAnimation(applicationContext,R.anim.blink)

    buttonView.startAnimation(anim)