import objectdraw.*;


// Interface for a bullseye that can be moved
public interface BullsEyeInterface {

        // move the bullseye by dx in x direction and dy in y direction
        void move (double dx, double dy);
        
        // return whether the bullseye contains pt
        boolean contains(Location pt);
        
        // remove the entire bullseye from the canvas
        void removeFromCanvas();
}