code: function UMLUseCaseView() {
          UMLClassifierView.apply(this, arguments);
          this.iconRatio = USECASE_RATIO_PERCENT;
  
          /** @member {UMLExtensionPointCompartmentView} */
          this.extensionPointCompartment = new UMLExtensionPointCompartmentView();
          this.extensionPointCompartment.parentStyle = true;
          this.addSubView(this.extensionPointCompartment);
  
          this.fillColor = PreferenceManager.get("uml.usecase.fillColor", "#ffffff") || PreferenceManager.get("view.fillColor", "#ffffff");
          this.stereotypeDisplay  = PreferenceManager.get("uml.usecase.stereotypeDisplay", UML.SD_LABEL);
          this.suppressAttributes = PreferenceManager.get("uml.usecase.suppressAttributes", true);
          this.suppressOperations = PreferenceManager.get("uml.usecase.suppressOperations", true);
      }
docs: UMLUseCaseView
  @constructor
  @extends UMLClassifierView