space-android/res/anim/grow_from_topleft_to_bottomright.xml

<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android">
	<scale
		android:fromXScale="0.3" android:toXScale="1.0"
		android:fromYScale="0.3" android:toYScale="1.0"
		android:pivotX="0%" android:pivotY="0%"
		android:duration="@android:integer/config_shortAnimTime"
	/>
	<alpha
		android:interpolator="@android:anim/decelerate_interpolator"
		android:fromAlpha="0.0" android:toAlpha="1.0"
		android:duration="@android:integer/config_shortAnimTime"
	/>
</set>