docs: private int computePanelTopPosition(float slideOffset) {
          int slidingViewHeight = mSlideableView != null ? mSlideableView.getMeasuredHeight() : 0;
          int slidePixelOffset = (int) (slideOffset * mSlideRange);
          // Compute the top of the panel if its collapsed
          return mIsSlidingUp
                  ? getMeasuredHeight() - getPaddingBottom() - mPanelHeight - slidePixelOffset
                  : getPaddingTop() - slidingViewHeight + mPanelHeight + slidePixelOffset;
      }