private @Nullable PrintElement findPrintElement(int row, @NotNull Point pointInCell) {
    Collection<? extends PrintElement> printElements = myTable.getVisibleGraph().getRowInfo(row).getPrintElements();
    return myGraphCellPainter.getElementUnderCursor(ScaleContext.create(myTable), printElements, pointInCell.x, pointInCell.y);
  }
private @Nullable PrintElement findPrintElement(int row, @NotNull Point pointInCell)