import type { ZoomState } from '@edgepdf/types';
/**
 * Return type for useZoom hook
 */
export interface UseZoomReturn {
    /** Current zoom state */
    zoomState: ZoomState | null;
    /** Current zoom level */
    currentZoom: number;
    /** Minimum zoom level */
    minZoom: number;
    /** Maximum zoom level */
    maxZoom: number;
    /** Zoom in */
    zoomIn: () => void;
    /** Zoom out */
    zoomOut: () => void;
    /** Set zoom level */
    setZoom: (zoom: number) => void;
    /** Check if can zoom in */
    canZoomIn: () => boolean;
    /** Check if can zoom out */
    canZoomOut: () => boolean;
}
/**
 * Hook to manage zoom in the viewer
 *
 * Provides functions to control zoom level and access zoom state.
 *
 * @returns Zoom control functions and current zoom state
 *
 * @example
 * ```tsx
 * function ZoomControls() {
 *   const { zoomIn, zoomOut, currentZoom, canZoomIn, canZoomOut } = useZoom();
 *
 *   return (
 *     <div>
 *       <button onClick={zoomOut} disabled={!canZoomOut()}>
 *         Zoom Out
 *       </button>
 *       <span>Zoom: {currentZoom}</span>
 *       <button onClick={zoomIn} disabled={!canZoomIn()}>
 *         Zoom In
 *       </button>
 *     </div>
 *   );
 * }
 * ```
 */
export declare function useZoom(): UseZoomReturn;
//# sourceMappingURL=use-zoom.d.ts.map