/// draw inset
void draw(PainterInfo & pi, int x, int y) const;
/// Refresh the info about which file to display and how to display it.
void update(graphics::Params const & params);
/// draw inset
void draw(PainterInfo & pi, int x, int y) const;
/// Refresh the info about which file to display and how to display it.
void update(graphics::Params const & params);