/// draw inset and update (xo, yo)-cache
virtual void draw(PainterInfo & pi, int x, int y) const = 0;
- /// Methods to cache and retrieve a cached BufferView.
- virtual void cache(BufferView *) const {}
- ///
- virtual BufferView * view() const { return 0; }
/// request "external features"
virtual void validate(LaTeXFeatures &) const {}
/// Appends \c list with all labels found within this inset.