import { Relationship } from './relationships-parser';
/**
 * PPTX archive wrapper: extracts ZIP, provides access to parts and relationships.
 */
export declare class PptxArchive {
    private zip;
    private relsCache;
    private constructor();
    static load(buffer: Buffer | Uint8Array): Promise<PptxArchive>;
    /** Get XML content of a part by path */
    getXml(partPath: string): Promise<string | null>;
    /** Get binary content of a part */
    getBinary(partPath: string): Promise<Buffer | null>;
    /** Get relationships for a given part */
    getRels(partPath: string): Promise<Map<string, Relationship>>;
    /** Resolve a relative target from a source part */
    resolveTarget(sourcePart: string, relativeTarget: string): string;
    /** List all files in the archive */
    listFiles(): string[];
}
//# sourceMappingURL=pptx-archive.d.ts.map