int xo(BufferView const & bv) const;
/// last drawn position for 'important' insets
int yo(BufferView const & bv) const;
- /// set x/y drawing position cache if available
- virtual void setPosCache(PainterInfo const &, int, int) const;
///
void setDimCache(MetricsInfo const &, Dimension const &) const;
/// do we cover screen position x/y?