import { type WorkDocumentPageMargins } from './work-document-page-margins';
import { type WorkDocumentPageBorders } from './work-document-page-borders';
import { type WorkDocumentPageGeometry, type WorkDocumentPaperSource } from './work-document-page-size';
import type { WorkDocumentColumns, WorkDocumentGrid, WorkDocumentLnNumType, WorkDocumentPaperSize, WorkDocumentFootnotePr, WorkDocumentEndnotePr, WorkDocumentPgNumType, WorkDocumentSectionBreakType, WorkDocumentSectionTextDirection, WorkDocumentSectionVerticalAlign } from './work-types';
export declare const DOCUMENT_SECTION_CHANGE_ATTRIBUTES: readonly ["sectionChangeKind", "sectionChangeId", "sectionChangeAuthor", "sectionChangeDate", "sectionChangeBefore"];
/**
 * Column layout for reviewable section-property revisions.
 * Equal-width snapshots omit `custom`; unequal-width snapshots include it.
 */
export interface DocumentSectionColumnsSnapshot {
    count: number;
    spacing: number;
    separator: boolean;
    custom?: Array<{
        widthPercent: number;
        spacing: number;
    }>;
}
/** @deprecated Use {@link DocumentSectionColumnsSnapshot}. */
export type DocumentSectionEqualColumnsSnapshot = DocumentSectionColumnsSnapshot;
/**
 * Prior snapshot for reviewable section-property revisions.
 * At least one of orientation, pageGeometry, pageMargins, paperSource,
 * columns, differentFirstPage, rtlGutter, documentGrid, lnNumType, pgNumType,
 * formProt, noEndnote, verticalAlign, textDirection, bidi, footnotePr,
 * endnotePr, breakAfter, or pageBorders must be present.
 */
export interface DocumentSectionFormattingSnapshot {
    orientation?: 'portrait' | 'landscape';
    /** Section break type (`w:type` / ST_SectionMark); current-section field. */
    breakAfter?: WorkDocumentSectionBreakType;
    pageGeometry?: WorkDocumentPageGeometry;
    pageMargins?: WorkDocumentPageMargins;
    paperSource?: WorkDocumentPaperSource;
    /** Bounded section page borders (`w:pgBorders`). */
    pageBorders?: WorkDocumentPageBorders;
    columns?: DocumentSectionColumnsSnapshot;
    differentFirstPage?: boolean;
    rtlGutter?: boolean;
    documentGrid?: WorkDocumentGrid;
    lnNumType?: WorkDocumentLnNumType;
    pgNumType?: WorkDocumentPgNumType;
    formProt?: boolean;
    noEndnote?: boolean;
    verticalAlign?: WorkDocumentSectionVerticalAlign;
    textDirection?: WorkDocumentSectionTextDirection;
    bidi?: boolean;
    footnotePr?: WorkDocumentFootnotePr;
    endnotePr?: WorkDocumentEndnotePr;
}
export declare function serializeDocumentSectionFormatting(attributes: {
    orientation?: unknown;
    breakAfter?: unknown;
    pageGeometry?: unknown;
    pageMargins?: unknown;
    paperSource?: unknown;
    pageBorders?: unknown;
    columns?: unknown;
    differentFirstPage?: unknown;
    rtlGutter?: unknown;
    documentGrid?: unknown;
    lnNumType?: unknown;
    pgNumType?: unknown;
    formProt?: unknown;
    noEndnote?: unknown;
    verticalAlign?: unknown;
    textDirection?: unknown;
    bidi?: unknown;
    footnotePr?: unknown;
    endnotePr?: unknown;
}): string;
export declare function parseDocumentSectionFormatting(value: unknown): DocumentSectionFormattingSnapshot | null;
export declare function normalizeDocumentSectionFormattingSnapshot(attributes: {
    orientation?: unknown;
    breakAfter?: unknown;
    pageGeometry?: unknown;
    pageMargins?: unknown;
    paperSource?: unknown;
    pageBorders?: unknown;
    columns?: unknown;
    differentFirstPage?: unknown;
    rtlGutter?: unknown;
    documentGrid?: unknown;
    lnNumType?: unknown;
    pgNumType?: unknown;
    formProt?: unknown;
    noEndnote?: unknown;
    verticalAlign?: unknown;
    textDirection?: unknown;
    bidi?: unknown;
    footnotePr?: unknown;
    endnotePr?: unknown;
}): DocumentSectionFormattingSnapshot | null;
export declare function clearDocumentSectionChangeAttributes(attributes: Record<string, unknown>): Record<string, unknown>;
export declare function restoredDocumentSectionAttributes(attributes: Record<string, unknown>, serialized: unknown): Record<string, unknown> | null;
export declare function sectionFormattingSnapshotFromLayout(layout: {
    orientation: 'portrait' | 'landscape';
    breakAfter?: WorkDocumentSectionBreakType;
    margins: {
        top: number;
        right: number;
        bottom: number;
        left: number;
    };
    pageMargins?: WorkDocumentPageMargins;
    pageGeometry?: WorkDocumentPageGeometry;
    pageSize?: WorkDocumentPaperSize;
    paperSource?: WorkDocumentPaperSource;
    columns?: WorkDocumentColumns;
    pageChrome?: unknown;
    documentGrid?: WorkDocumentGrid;
    lnNumType?: WorkDocumentLnNumType;
    pgNumType?: WorkDocumentPgNumType;
    formProt?: boolean;
    noEndnote?: boolean;
    verticalAlign?: WorkDocumentSectionVerticalAlign;
    textDirection?: WorkDocumentSectionTextDirection;
    bidi?: boolean;
    footnotePr?: WorkDocumentFootnotePr;
    endnotePr?: WorkDocumentEndnotePr;
    pageBorders?: WorkDocumentPageBorders;
    pageNumberStart?: number;
    headerText?: string;
    footerText?: string;
    showPageNumbers?: boolean;
}): DocumentSectionFormattingSnapshot | null;
export declare function serializeDocumentFootnotePr(value: WorkDocumentFootnotePr): string;
export declare function parseDocumentFootnotePr(value: unknown): WorkDocumentFootnotePr | undefined;
export declare function serializeDocumentEndnotePr(value: WorkDocumentEndnotePr): string;
export declare function parseDocumentEndnotePr(value: unknown): WorkDocumentEndnotePr | undefined;