import { type Relationship } from "./relationships.js";
export declare class PptxPackage {
    private zip;
    private constructor();
    static open(data: Buffer | ArrayBuffer): Promise<PptxPackage>;
    getPartXml(path: string): Promise<any>;
    getPartBuffer(path: string): Promise<Buffer | null>;
    getRelationships(partPath: string): Promise<Map<string, Relationship>>;
    resolveRelTarget(partPath: string, relTarget: string): string;
}