import { PptxSlide } from 'pptx-viewer-core';
export declare const ZoomNavigationContextKey: unique symbol;
export interface ZoomNavigationSource {
    navigateToZoomTarget: (index: number) => void;
    getSlides: () => readonly PptxSlide[];
}
export interface ZoomTargetInfo {
    backgroundColor: string | undefined;
    slideNumber: number;
    sectionName: string | undefined;
}
export declare function provideZoomNavigation(source: ZoomNavigationSource): void;
export declare function useZoomNavigation(): ZoomNavigationSource | undefined;
export declare function resolveZoomTargetInfo(source: ZoomNavigationSource | undefined, index: number): ZoomTargetInfo | undefined;
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