Scroll multiple image simultaneously.

Question

Hello .. I am trying to put a button over my image in specific position .. and i want when i scroll my image the button scroll also .. it somthing like google map when the map scroll the marker also scroll .. is there any function doing that .. Knowing that i'm using the TouchImageView.java from https://github.com/MikeOrtiz/TouchImageView to scroll and zoom my image  .. and thnx so much for ur soon help :)