@interface SBElasticValueViewControllerFactory : NSObject { id /* block */ _generator; } + (id)factoryWithBrightnessDataSource:(id)a0; + (id)factoryWithVolumeDataSource:(id)a0; - (void).cxx_destruct; - (id)_initWithViewControllerGenerator:(id /* block */)a0; - (id)elasticValueViewController; @end