settings.set_value("width.delta",strprintf("%f",get_delta()));
settings.set_value("width.radius",strprintf("%f",get_radius()));
settings.set_value("width.relative",get_relative()?"1":"0");
settings.set_value("width.delta",strprintf("%f",get_delta()));
settings.set_value("width.radius",strprintf("%f",get_radius()));
settings.set_value("width.relative",get_relative()?"1":"0");