import type { Marker, MarkerData } from '@edgepdf/types';
import type { CreateMarkerOptions } from '@edgepdf/viewer-js';
/**
 * Return type for useMarkers hook
 */
export interface UseMarkersReturn {
    /** Current markers */
    markers: Marker[];
    /** Add a new marker */
    addMarker: (options: CreateMarkerOptions) => Marker | null;
    /** Remove a marker by ID */
    removeMarker: (id: string) => boolean;
    /** Update a marker */
    updateMarker: (id: string, updates: Partial<Marker>) => boolean;
    /** Get a marker by ID */
    getMarker: (id: string) => Marker | null;
    /** Get all markers */
    getAllMarkers: () => Marker[];
    /** Export markers as JSON */
    exportMarkers: () => MarkerData;
    /** Import markers from JSON */
    importMarkers: (data: MarkerData) => boolean;
    /** Clear all markers */
    clearMarkers: () => void;
    /** Focus on a marker by panning and zooming to its position */
    focusMarker: (markerOrId: string | Marker, options?: {
        zoom?: number;
        animate?: boolean;
        duration?: number;
        offsetLeft?: number;
        offsetRight?: number;
        offsetTop?: number;
        offsetBottom?: number;
    }) => boolean;
}
/**
 * Hook to manage markers in the viewer
 *
 * Provides functions to add, remove, update, and manage markers.
 *
 * @returns Marker management functions and current markers
 *
 * @example
 * ```tsx
 * function MarkerControls() {
 *   const { markers, addMarker, removeMarker } = useMarkers();
 *
 *   const handleAddMarker = () => {
 *     addMarker({
 *       position: [100, 200],
 *       x: 100,
 *       y: 200,
 *       zoom: 1,
 *       label: 'New Marker'
 *     });
 *   };
 *
 *   return (
 *     <div>
 *       <button onClick={handleAddMarker}>Add Marker</button>
 *       {markers.map(marker => (
 *         <div key={marker.id}>
 *           {marker.label}
 *           <button onClick={() => removeMarker(marker.id)}>Remove</button>
 *         </div>
 *       ))}
 *     </div>
 *   );
 * }
 * ```
 */
export declare function useMarkers(): UseMarkersReturn;
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