CustomPageTransformer

public class FilterPageTransformer implements ViewPager.PageTransformer {

        public void transformPage(View view, float position) {
            ImageView im = (ImageView) view;
            int pageWidth = view.getWidth();

            if (position < -1) { // [-Infinity,-1)
                // This page is way off-screen to the left.
                im.setPadding(pageWidth, 0, 0, 0);

            } else if (position <= 0) { // [-1,0]
                // Use the default slide transition when moving to the left page
                im.setPadding(-1 * Math.round(position * pageWidth) , 0, 0, 0);

            } else if (position <= 1) { // (0,1]
                log.d("position 0 1: " + position);
                // Fade the page out.


                // Counteract the default slide transition
                im.setTranslationX(pageWidth * -position);

                im.setPadding(0, 0, Math.round((1 - position) * pageWidth), 0);

            } else { // (1,+Infinity]
                // This page is way off-screen to the right.
                //view.setAlpha(1);
                im.setPadding(0, 0, pageWidth, 0);
            }
      }
}