import { GalleryImage } from "./GalleryImage";
import { LoadingAnimation } from "@drozdik.m/loading-animation";
export declare class ImageGallery {
    protected images: GalleryImage[];
    protected currentImageIndex: number;
    showAnimationLength: number;
    showTimeout: number;
    protected isOpen: boolean;
    constructor(images: GalleryImage[]);
    /**
     * Moves to the next in the gallery
     * */
    Next(): void;
    /**
     * Moves to the previous in the gallery
     * */
    Previous(): void;
    /**
     * Tells if the gallery is at the last image
     * */
    IsAtLast(): boolean;
    /**
     * Tells if the gallery is at the last image
     * */
    IsAtFirst(): boolean;
    /**
     * Opens the gallery if not. Show a gallery image.
     * @param index Index of the gallery image to show.
     */
    ShowImage(index: number): void;
    /**
     * Appends an image into the DOM
     * @param image Image to append
     */
    private AppendImage;
    /**
     * Resizes current image into proper shape
     * */
    protected ResizeCurrentImage(): void;
    /**
     * Invoked prerender method in a gallery image
     * @param index Target gallery image index
     */
    protected PrerenderImage(index: number): void;
    /**
     * Opens the gallery at an image
     * @param index The initial image index
     */
    Open(): void;
    /**
     * Closes the image gallery
     * */
    Close(): void;
    IsOpen(): boolean;
    /**
     * Creates an image gallery based on selector to all links/gallery images.
     * @param selector Selector to gallery images as links
     */
    static FromLinksSelector(selector: string): ImageGallery;
    private static environmentInitiated;
    private static imageGalleryTarget;
    private static imageGallery;
    private static arrowLeft;
    private static arrowRight;
    private static close;
    private static background;
    private static resizeTarget;
    private static loadingAnimation;
    /**
     * Ensures that there is suitable environment created for ImageGallery functionality
     * */
    static EnsureEnvironment(): void;
    /**
     * Returns target for image operations and appending
     * */
    static GetImageGalleryTarget(): HTMLElement;
    /**
    * Returns the container for resizing
    * */
    static GetResizeTarget(): HTMLElement;
    /**
     * Returns button for closing the gallery
     * */
    static GetClose(): HTMLElement;
    /**
    * Returns the image gallery environment root div
    * */
    static GetImageGallery(): HTMLElement;
    /**
     * Return environment arrow to the left
     * */
    static GetArrowLeft(): HTMLElement;
    /**
     * Return environment arrow to the right
     * */
    static GetArrowRight(): HTMLElement;
    /**
     * Return environment background
     * */
    static GetBackground(): HTMLElement;
    /**
    * Returns the loading animation
    * */
    static GetLoadingAnimation(): LoadingAnimation;
}