import { LogLevel, DevToolsTheme } from '../types/core.js';
interface CacheKey {
    level: LogLevel | 'success';
    theme: DevToolsTheme;
    presetName?: string;
    hasPrefix: boolean;
    hasLocation: boolean;
}
interface CacheEntry {
    styles: string[];
    format: string;
    createdAt: number;
    hits: number;
}
export interface StyleCacheConfig {
    maxEntries?: number;
    ttl?: number;
    enabled?: boolean;
}
export declare class StyleCache {
    private cache;
    private config;
    private hitCount;
    private missCount;
    constructor(config?: StyleCacheConfig);
    private generateKey;
    get(key: CacheKey): CacheEntry | null;
    set(key: CacheKey, format: string, styles: string[]): void;
    clear(): void;
    getStats(): {
        size: number;
        maxSize: number;
        hitRate: number;
        hits: number;
        misses: number;
    };
    setEnabled(enabled: boolean): void;
    isEnabled(): boolean;
}
export declare function getStyleCache(): StyleCache;
export {};
//# sourceMappingURL=StyleCache.d.ts.map