void metricsT(TextMetricsInfo const & mi, Dimension & dim) const;
///
void drawT(TextPainter & pi, int x, int y) const;
+ ///
+ void updateBuffer(ParIterator const &, UpdateType);
/// extract number of columns from alignment string
static col_type guessColumns(docstring const & halign);
/// accepts some LaTeX column codes: p,m,!,@,M,<,>