import { IfcBoundedSurface } from "./index.js";
import { IfcCartesianPoint } from "./index.js";
import { IfcBSplineSurfaceForm } from "./index.js";
import EntityTypesIfc from "./entity_types_ifc.gen.js";
import StepEntityInternalReference from "../../step/step_entity_internal_reference.js";
import StepEntityBase from "../../step/step_entity_base.js";
import StepModelBase from "../../step/step_model_base.js";
export declare abstract class IfcBSplineSurface extends IfcBoundedSurface {
    get type(): EntityTypesIfc;
    private UDegree_?;
    private VDegree_?;
    private ControlPointsList_?;
    private SurfaceForm_?;
    private UClosed_?;
    private VClosed_?;
    private SelfIntersect_?;
    get UDegree(): number;
    get VDegree(): number;
    get ControlPointsList(): Array<Array<IfcCartesianPoint>>;
    get SurfaceForm(): IfcBSplineSurfaceForm;
    get UClosed(): boolean | null;
    get VClosed(): boolean | null;
    get SelfIntersect(): boolean | null;
    get UUpper(): number;
    get VUpper(): number;
    get ControlPoints(): Array<Array<IfcCartesianPoint>>;
    constructor(localID: number, internalReference: StepEntityInternalReference<EntityTypesIfc>, model: StepModelBase<EntityTypesIfc, StepEntityBase<EntityTypesIfc>>, multiReference?: StepEntityInternalReference<EntityTypesIfc>[]);
    static readonly query: EntityTypesIfc[];
    static readonly expectedType: EntityTypesIfc;
}
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