virtual row_type row(idx_type) const { return 0; }
/// cell index corresponding to row and column;
virtual idx_type index(row_type row, col_type col) const;
- /// any additional x-offset when drawing a cell?
- virtual int cellXOffset(idx_type) const { return 0; }
- /// any additional y-offset when drawing a cell?
- virtual int cellYOffset(idx_type) const { return 0; }
/// number of embedded cells
virtual size_t nargs() const { return 0; }
/// number of rows in gridlike structures