import React from 'react';
interface VersionData {
    id: string;
    timestamp: Date;
    userId: string;
    userName: string;
    userAvatar?: string;
    data: Record<string, any>;
    changeCount: number;
}
interface VersionComparisonProps {
    versionA: VersionData;
    versionB: VersionData;
    onRestore?: (versionId: string) => void;
    onClose?: () => void;
    className?: string;
}
/**
 * Version Comparison Component
 * Side-by-side comparison of two document versions
 */
export declare const VersionComparison: React.FC<VersionComparisonProps>;
export {};
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