import { DuetColor, DuetHeadingLevel, DuetMargin, DuetTheme } from "../../common-types";
import { ThemeableComponent } from "../../common/themeable-component";
/**
 * @slot pre-heading - Slot for pre-heading content.
 * @slot heading - Slot for heading content. Only span should be used in this slot.
 * @slot description - Slot for description content. Only span should be used in this slot.
 * @slot action - Slot for action button.
 */
export declare class DuetPromoCard implements ThemeableComponent {
    private aOrDivElement;
    private hasPreHeadingSlot;
    private hasHeadingSlot;
    private hasDescriptionSlot;
    private hasActionSlot;
    element: HTMLElement;
    /**
     * Theme.
     */
    theme: DuetTheme;
    /**
     * Controls the margin of the component.
     */
    margin: DuetMargin;
    /**
     * Background color.
     */
    backgroundColor: DuetColor | "";
    /**
     * Text color.
     */
    textColor: DuetColor;
    /**
     * Image. Example image is 512x341;
     */
    image: string;
    /**
     * Alt attribute text for the image. If not provided, image is assigned presentation role.
     */
    imageAlt: string;
    /**
     * The actual heading level used in the HTML markup.
     */
    headingLevel: DuetHeadingLevel;
    /**
     * A destination to link to, rendered in the href attribute of a link.
     */
    url: string;
    /**
     * Component lifecycle events.
     */
    componentWillLoad(): void;
    /**
     * Sets focus on underlying a element.
     * Available only when url attribute is used.
     * Use this method instead of the native `focus()`.
     */
    setFocus(options?: FocusOptions): Promise<void>;
    /**
     * render() function
     * Always the last one of the class.
     */
    render(): any;
}