Glib::PropertyProxy<synfig::Time> property_time() { return property_time_.get_proxy();}
Glib::PropertyProxy<synfig::Time> property_fps() { return property_fps_.get_proxy();}
Glib::PropertyProxy<synfig::Time> property_time() { return property_time_.get_proxy();}
Glib::PropertyProxy<synfig::Time> property_fps() { return property_fps_.get_proxy();}