void render_region (RegionView*, cairo_t*, nframes_t, double) const;
void get_editor (std::pair<double, double> *, std::pair<double, double> *) const;
void set_editor (std::pair<double, double> const &, std::pair<double, double> const &);
void render_region (RegionView*, cairo_t*, nframes_t, double) const;
void get_editor (std::pair<double, double> *, std::pair<double, double> *) const;
void set_editor (std::pair<double, double> const &, std::pair<double, double> const &);