/// extract number of columns from alignment string
static col_type guessColumns(docstring const & halign);
/// accepts some LaTeX column codes: p,m,!,@,M,<,>
/// extract number of columns from alignment string
static col_type guessColumns(docstring const & halign);
/// accepts some LaTeX column codes: p,m,!,@,M,<,>
idx_type index(row_type r, col_type c) const;
///
bool idxBetween(idx_type idx, idx_type from, idx_type to) const;
idx_type index(row_type r, col_type c) const;
///
bool idxBetween(idx_type idx, idx_type from, idx_type to) const;
/// returns y offset of cell compared to inset
int cellYOffset(idx_type idx) const;
/// returns proper 'end of line' code for LaTeX
/// returns y offset of cell compared to inset
int cellYOffset(idx_type idx) const;
/// returns proper 'end of line' code for LaTeX
/// returns proper 'end of column' code for LaTeX
virtual docstring eocString(col_type col, col_type lastcol) const;
/// splits cells and shifts right part to the next cell
void splitCell(Cursor & cur);
/// returns proper 'end of column' code for LaTeX
virtual docstring eocString(col_type col, col_type lastcol) const;
/// splits cells and shifts right part to the next cell
void splitCell(Cursor & cur);