import { type Chartsheet } from './chartsheet';
/**
 * Parse a chartsheet part. Returns a Chartsheet with `title` set to the
 * provided fallback (Excel doesn't store the display name inside the chartsheet
 * part itself — it lives in workbook.xml's `<sheet name>`).
 */
export declare function parseChartsheetXml(bytes: Uint8Array | string, title: string): Chartsheet;
/**
 * Optional drawing rId injected by the writer. The chartsheet part itself only
 * references the drawing by relationship id; the writer supplies the id once it
 * has registered the drawing.
 */
export interface ChartsheetSerializeOptions {
    drawingRId?: string;
}
export declare function serializeChartsheet(cs: Chartsheet, opts?: ChartsheetSerializeOptions): string;
export declare function chartsheetToBytes(cs: Chartsheet, opts?: ChartsheetSerializeOptions): Uint8Array;