If you want a shadow in your Android app, you can use a GradientDrawable. Its color and size are determined by the bounds of your view’s background drawable. You can also adjust the elevation of your shadow using the android:elevation attribute. Make sure that the height of the view is greater than the elevation of your ShadowDrawable. The elevation property is important for creating the illusion of depth.
How to Set a Shadow on an Android Screen
A shadow is a thin, transparent background that covers a part of a view. The height and width of the shadow are determined by the bounds of the view’s background drawable. The height and width of the shadow are set using the android:elevation attribute. The elevation and translation of the shadow can also be changed using the code or XML layout. The following code demonstrates how to set a shadow on an Android screen.