DrawerEffect.java

  drawerLayout.setDrawerListener(new DrawerLayout.DrawerListener() {
            @Override
            public void onDrawerSlide(View drawerView, float slideOffset) {

                float moveFactor = (drawerView.getWidth() * slideOffset);

                float total = drawerView.getMeasuredWidth();

                total = (total == 0) ? 1 : total;

                float percent = moveFactor / total;

                //float x = ((int) moveFactor) == 0 ? 1 : 900 / moveFactor;
                float y = 1 - percent;

                final float MIN_SCALE = 0.85f;

                y = (y < MIN_SCALE) ? MIN_SCALE : y;

                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {

                    rlContentAndToolBar.setTranslationX(moveFactor);

                    //rlContentAndToolBar.setScaleX(x);
                    rlContentAndToolBar.setScaleY(y);

                } else {
                    TranslateAnimation anim = new TranslateAnimation(lastTranslate, moveFactor, 0.0f, 0.0f);
                    anim.setDuration(0);
                    anim.setFillAfter(true);
                    rlContentAndToolBar.startAnimation(anim);

                    ScaleAnimation scaleAnimation = new ScaleAnimation(0, 0, 0, y);
                    scaleAnimation.setDuration(0);
                    scaleAnimation.setFillAfter(true);
                    rlContentAndToolBar.startAnimation(scaleAnimation);

                    lastTranslate = moveFactor;
                }
            }

            @Override
            public void onDrawerOpened(View drawerView) {

            }

            @Override
            public void onDrawerClosed(View drawerView) {

            }

            @Override
            public void onDrawerStateChanged(int newState) {

            }
        });