@Override
        public void run() {

            //
            // OnTouchImageViewListener is set: TouchImageView listener has been flung by user.
            // Listener runnable updated with each frame of fling animation.
            //
            if (touchImageViewListener != null) {
                touchImageViewListener.onMove();
            }

            if (scroller.isFinished()) {
                scroller = null;
                return;
            }

            if (scroller.computeScrollOffset()) {
                int newX = scroller.getCurrX();
                int newY = scroller.getCurrY();
                int transX = newX - currX;
                int transY = newY - currY;
                currX = newX;
                currY = newY;
                matrix.postTranslate(transX, transY);
                fixTrans();
                setImageMatrix(matrix);
                compatPostOnAnimation(this);
            }
        }
Fling launches sequential runnables which apply
the fling graphic to the image. The values for the translation
are interpolated by the Scroller.

@author Ortiz
app/src/main/java/home/smart/fly/animations/customview/gallery/TouchImageView.java