#include <sigc++/signal.h>
extern sigc::signal<void> ResetAllPeakDisplays;
+extern sigc::signal<void,ARDOUR::Route*> ResetRoutePeakDisplays;
extern sigc::signal<void,ARDOUR::RouteGroup*> ResetGroupPeakDisplays;
+extern sigc::signal<void> RedrawMetrics;
+
+extern sigc::signal<void, int, ARDOUR::RouteGroup*, ARDOUR::MeterType> SetMeterTypeMulti;
cairo_pattern_t* meter_render_ticks (Gtk::Widget& w, std::vector<ARDOUR::DataType> types);
cairo_pattern_t* meter_render_metrics (Gtk::Widget& w, std::vector<ARDOUR::DataType> types);