res/drawable/rightdrawer_layer_open.xml

<?xml version="1.0" encoding="utf-8"?>
<layer-list xmlns:android="http://schemas.android.com/apk/res/android"
    >
    <item android:id="@+id/first_image"  >
      <bitmap android:src="@drawable/module_2x1_face_regular"
       />
    </item>
 <item android:id="@+id/second_image" >
      <bitmap android:src="@drawable/right_shadow_close"
        />
    </item>
</layer-list>