A custom ImageView, touch anywhere on the image and a circular magnifier will be shown on the image. Zooming certain area of the image. How to use?

    <com.noman.imagemagnifier.ImageMagnifier
        android:id="@+id/imageView"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:src="@drawable/batman"/>

Screen shots