import Map from 'ol/Map.js';
/**
 * Manager to display a simple mask layer with a cut-out box in the middle.
 */
declare class SimpleMaskManager {
    private readonly maskLayer;
    private readonly map;
    private visible;
    constructor(map: Map);
    /**
     * Display the mask or hide it.
     */
    setMaskVisibility(visible: boolean): void;
    /**
     * Update the size (width, height), in pixels of the mask.
     */
    setMaskSize(size: [number, number]): void;
    private renderMask;
}
export default SimpleMaskManager;