import { VisualSnapshot, VisualSnapshotDraft, VisualSnapshotStorageOptions } from './visual-snapshot.model';
export declare class VisualSnapshotStorage {
    private readonly storage;
    private readonly storageKey;
    private readonly maxBytes;
    constructor(options?: VisualSnapshotStorageOptions);
    list(): VisualSnapshot[];
    get(snapshotId: string): VisualSnapshot | null;
    isLabelAvailable(label: string, excludeSnapshotId?: string): boolean;
    create(snapshot: VisualSnapshotDraft): VisualSnapshot;
    replace(snapshot: VisualSnapshot): void;
    rename(snapshotId: string, label: string): void;
    remove(snapshotId: string): void;
    clear(): void;
    private readCollection;
    private writeCollection;
}