import Async from "typescene-async";
import Style from "../../Style";
import ControlElement from "./ControlElement";
import { ComponentFactory, ValueOrAsync } from "../ComponentFactory";
import TextLabelFactory from "../TextLabelFactory";
/** Represents an image control */
export declare class Image extends ControlElement {
    /** Create an image element */
    constructor(imageUrl?: string);
    /** Initialize an image control with given values */
    static with: (values: Image.Initializer) => ComponentFactory<Image>;
    /** Initialize an image control with given URL */
    static withUrl(imageUrl: ValueOrAsync<string>): ComponentFactory<Image>;
    /** Initialize with given (observable) values; returns this */
    initializeWith: (values: Image.Initializer) => this;
    /** Image URL (observed) */
    imageUrl: string;
    /** Tooltip text (title attribute; observed) */
    tooltipTitle: string;
    /** True if user is allowed to focus this image as an input control (observed) */
    focusable: boolean;
    /** Set to false to expand horizontally within row (observed) */
    shrinkwrap: boolean;
    /** Encapsulation of img element style (observed) */
    readonly style_img: Style;
    /** True if a load error occurred (observable) */
    hasError: boolean;
    /** Promise that resolves to true when the image is loaded, or if an error occurred (see .hasError) */
    ready: Async.Promise<boolean>;
    protected focus(): void;
    protected blur(): void;
    private _imgElement;
    private _resolveReady;
}
export declare namespace Image {
    /** Initializer for .with({ ... }) */
    interface Initializer extends ControlElement.Initializer {
        /** Property initializer */
        imageUrl: ValueOrAsync<string>;
        /** Property initializer */
        focusable?: ValueOrAsync<boolean>;
        /** Property initializer */
        style_img?: ValueOrAsync<Style | Style.StyleSet>;
        /** Property initializer */
        tooltipTitle?: ValueOrAsync<string | TextLabelFactory>;
    }
}
export default Image;