import type { BaseDecorator, BaseInterface } from '../Base/types.js';
import type { Base, BaseProps } from '../Base/index.js';
export interface WithBreakpointObserverProps extends BaseProps {
    $options: {
        activeBreakpoints?: string;
        inactiveBreakpoints?: string;
    };
}
export interface WithBreakpointObserverInterface extends BaseInterface {
}
/**
 * BreakpointObserver class.
 * @link https://js-toolkit.studiometa.dev/api/decorators/withBreakpointObserver.html
*/
export declare function withBreakpointObserver<S extends Base>(BaseClass: typeof Base): BaseDecorator<WithBreakpointObserverInterface, S, WithBreakpointObserverProps>;