void end_drag(bool with_push)
void start_drag_line(uint32_t, uint32_t, float)
AudioRegionGainLine(const std::string &name, AudioRegionView &, ArdourCanvas::Container &parent, std::shared_ptr< ARDOUR::AutomationList >)
void start_drag_multiple(std::list< ControlPoint * >, float, XMLNode *)
void start_drag_single(ControlPoint *, double, float)
void remove_point(ControlPoint &)