import { LineSegments, Mesh, Vector3 } from "three";
/**
 * Object's box section
 */
/**
 * BoxLine of a section box
 */
export declare class BoxLine extends LineSegments {
    private normalMaterial;
    private activeMaterial;
    /**
     * @param vertices two points of a line
     * @param faces two faces relative to a line
     */
    constructor(vertices: Array<Vector3>, faces: Array<BoxFace>);
    /**
     * Updates geometry
     */
    setFromPoints(vertices: Vector3[]): void;
    /**
     * Sets to active or inactive
     * @param isActive
     */
    setActive(isActive: boolean): void;
}
/**
 * BoxFace of a section box
 */
export declare class BoxFace extends Mesh {
    axis: string;
    lines: Array<BoxLine>;
    backFace: Mesh;
    vertices: Vector3[];
    /**
     * @param axis axis of a face
     * @param vertices 4 points of a face
     */
    constructor(axis: string, vertices: Array<Vector3>);
    /**
     * Updates geometry
     */
    setFromPoints(vertices: Vector3[]): void;
    /**
     * Sets to active or inactive
     * @param active
     */
    setActive(active: boolean): void;
}