use this code,
<?xml version="1.0" encoding="utf-8"?>
<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
<item
android:top="4dp"
android:right="4dp"
android:bottom="4dp"
android:left="4dp">
<shape
android:shape="oval">
<solid android:color="#ff0000" />
</shape>
</item>
<item>
<shape
android:shape="oval">
<stroke android:width="2dp"
android:color="#ff0000"/>
</shape>
</item>
</layer-list>
using ring shape
<?xml version="1.0" encoding="utf-8"?>
<shape
xmlns:android="http://schemas.android.com/apk/res/android"
android:shape="ring"
android:innerRadius="15dp"
android:thickness="10dp"
android:useLevel="false">
<solid android:color="#ff0000" />
</shape>
5
solved Shape drawable not working?