code: private void triggerOnReleaseActionsWhileHorizontalDrag(float xVel) {
      if (xVel < 0 && xVel <= -X_MIN_VELOCITY) {
        draggableView.closeToLeft();
      } else if (xVel > 0 && xVel >= X_MIN_VELOCITY) {
        draggableView.closeToRight();
      } else {
        if (draggableView.isNextToLeftBound()) {
          draggableView.closeToLeft();
        } else if (draggableView.isNextToRightBound()) {
          draggableView.closeToRight();
        } else {
          draggableView.minimize();
        }
      }
    }
docs: Close the view to the right, to the left or minimize it using the draggableView position and
  the x axis velocity.