import { ElementRef } from '@angular/core';
import * as i0 from "@angular/core";
/**
 * JS-based :active state for non-button clickable elements.
 * TODO(UC-2728): we can evolve this to something like usePress (spPressable?), to bring
 *  the same improvements. e.g. disabling selection on press, or normalizing
 *  cross-browser inconsistencies, allowing for handling press start and end, optimizing for touch,
 *  etc.
 */
export declare class PressedDirective {
    private document;
    private elementRef;
    /**
     * CSS class to be applied when the element is being pressed.
     */
    pressedClass?: string;
    /**
     * Whether the element is currently in being pressed (:active) state
     */
    _pressed: boolean;
    get pressed(): boolean;
    set pressed(pressed: boolean);
    _onPressStart(): void;
    constructor(document: Document, elementRef: ElementRef<HTMLElement>);
    static ɵfac: i0.ɵɵFactoryDeclaration<PressedDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<PressedDirective, "[spPressed], [spPressedClass]", ["spPressed"], { "pressedClass": "spPressedClass"; }, {}, never, never, true, never>;
}