interface PinchZoomState {
    scale: number;
    delta: number;
    origin: {
        x: number;
        y: number;
    };
}
interface PinchZoomOptions {
    onPinchStart?: (state: PinchZoomState, event: TouchEvent) => void;
    onPinchMove?: (state: PinchZoomState, event: TouchEvent) => void;
    onPinchEnd?: (state: PinchZoomState, event: TouchEvent) => void;
    minScale?: number;
    maxScale?: number;
}
/**
 * Hook to detect pinch-to-zoom gestures on a target element.
 *
 * @param {React.RefObject<HTMLElement>} targetRef Ref to the target HTML element.
 * @param {PinchZoomOptions} options Configuration options and callbacks.
 */
export declare function usePinchZoom(targetRef: React.RefObject<HTMLElement>, options: PinchZoomOptions): void;
export {};