import { DisplayObject, InteractionEvent, Texture } from "pixi.js";
import { DBase } from "./d-base";
import { DLinkMenu } from "./d-link-menu";
import { DLinkMenuItemId } from "./d-link-menu-item-id";
import { DLinkTarget } from "./d-link-target";
import { DMenu, DMenuOptions } from "./d-menu";
import { DBaseStateSet } from "./d-base-state-set";
export type DLinkUrlValue = string | null | undefined;
export type DLinkUrlMaker = () => DLinkUrlValue | Promise<DLinkUrlValue>;
export type DLinkTargetValue = DLinkTarget | null | undefined | keyof typeof DLinkTarget;
export type DLinkChecker = () => boolean | Promise<boolean>;
export interface DLinkOptions {
    url?: DLinkUrlValue | DLinkUrlMaker;
    target?: DLinkTargetValue;
    checker?: DLinkChecker;
    menu?: DMenuOptions<DLinkMenuItemId> | DMenu<DLinkMenuItemId>;
}
export interface DThemeLink {
    getImageSource(state: DBaseStateSet): Texture | DisplayObject | null;
    getMenuOptions(): DMenuOptions<DLinkMenuItemId>;
}
export declare class DLink {
    protected static ANCHOR_ELEMENT?: HTMLAnchorElement;
    protected static MENU?: DLinkMenu;
    protected _options?: DLinkOptions;
    protected _url: DLinkUrlValue | DLinkUrlMaker;
    protected _target: DLinkTarget;
    protected _checker?: DLinkChecker;
    protected _menu?: DLinkMenu;
    protected _isEnabled: boolean;
    constructor(options?: DLinkOptions);
    get enable(): boolean;
    set enable(enable: boolean);
    get url(): DLinkUrlValue | DLinkUrlMaker;
    set url(url: DLinkUrlValue | DLinkUrlMaker);
    get target(): DLinkTarget;
    set target(target: DLinkTargetValue);
    get checker(): DLinkChecker | undefined;
    set checker(checker: DLinkChecker | undefined);
    get menu(): DLinkMenu;
    protected newMenu(): DLinkMenu;
    protected toStringifiedUrl(target: DLinkUrlValue | DLinkUrlMaker, onResolved: (url: string) => void): void;
    protected toNormalizedUrl(url: string): string;
    protected toNormalizedTarget(target: DLinkTargetValue): DLinkTarget;
    /**
     * Copys the URL to the clipboard.
     */
    copy(): void;
    /**
     * Checks and opens the URL.
     *
     * @param e An event object which triggered this method call.
     */
    open(e?: InteractionEvent | KeyboardEvent | MouseEvent | TouchEvent): void;
    /**
     * Checks and opens the URL.
     *
     * @param inNewWindow True to open in a new window
     */
    open(inNewWindow: boolean): void;
    check(url: string, inNewWindow: boolean, onResolved: () => void): void;
    /**
     * Opens the given URL.
     *
     * @param url An URL to be opened
     * @param inNewWindow True to open in a new window.
     */
    exec(url: string, inNewWindow: boolean): void;
    /**
     * Returns true if the URL need to be opened in a new window.
     *
     * @param e An event object.
     */
    inNewWindow(e?: InteractionEvent | KeyboardEvent | MouseEvent | TouchEvent): boolean;
    onClick(base: DBase, e: InteractionEvent): boolean;
}