import { DBaseStateSet } from "./d-base-state-set";
import { EShape } from "./shape/e-shape";
import { EShapeContainer } from "./shape/e-shape-container";
export interface DDiagramLayersShape {
    parent: EShapeContainer | EShape | null;
}
export interface DDiagramLayersShapeContainer extends EShapeContainer {
    state: DBaseStateSet;
}
export type DDiagramLayersLayer = DDiagramLayersShapeContainer | EShape;
export declare class DDiagramLayers {
    static toLayers(shape: DDiagramLayersShape, indices: number[]): DDiagramLayersLayer[];
    static toLayer(shape: DDiagramLayersShape): DDiagramLayersLayer | null | undefined;
    static show(target: DDiagramLayersLayer): boolean;
    static showAll(targets: DDiagramLayersLayer[]): boolean;
    static hide(target: DDiagramLayersLayer): boolean;
    static hideAll(targets: DDiagramLayersLayer[]): boolean;
    static bringToFront(target: DDiagramLayersLayer): boolean;
    static bringAllToFront(targets: DDiagramLayersLayer[]): boolean;
    protected static doBringToFront(target: unknown, layers: unknown[], offset: number): boolean;
}