import { ExtensionBase } from '../ExtensionBase';
import { ViewpointState } from '../../render/viewpoint/ViewpointTools.ts';
/**
 * Flat, minimal viewpoint state for the visibility extension.
 */
interface VisibilityViewpointState {
    guids?: string;
    isHiddenInverted?: boolean;
    inactiveGuids?: string;
    isInactiveInverted?: boolean;
}
/**
 * Extension for manage elements visibility.
 * Extension can hide, isolate selected elements and show all elements in scene.
 */
export declare class VisibilityExtension extends ExtensionBase implements ViewpointState {
    static getName: () => string;
    private isNoData;
    private sharedToolbar;
    /**
     * @param viewerName - Owner viewer name.
     */
    constructor(viewerName: string);
    sharedToolbarRender(container: HTMLElement): void;
    storeViewpointState(): VisibilityViewpointState;
    restoreViewpointState(state: any): void;
    initKeymap(): void;
    added(): void;
    deleted(): void;
    onSceneLoaded(): void;
    /**
     * Hide selected elements in scene.
     */
    hideSelected(): void;
    /**
     * Make selected elements to inactive state.
     */
    inactivateSelected(): void;
    /**
     * Make unselected elements to inactive state.
     */
    inactivateUnselected(): void;
    /**
     * Make unselected elements to inactive state.
     */
    activateAll(): void;
    /**
     * Show all elements in scene.
     */
    showAll(): void;
    /**
     * Isolate selected elements in scene.
     */
    isolateSelected(): void;
}
export {};