import type { WorkSlideChart } from './work-types';
export interface PptxChartImportDiagnostic {
    code: string;
    feature: string;
    message: string;
}
export interface PptxChartImportResult {
    chart: WorkSlideChart;
    diagnostics: PptxChartImportDiagnostic[];
}
export declare function readPptxChart(document: Document): PptxChartImportResult;