import type { WorkDocumentMargins, WorkDocumentSectionLayout } from './work-types';
export declare const DOCUMENT_PAGE_MARGIN_KEYS: readonly ["top", "right", "bottom", "left", "header", "footer", "gutter"];
export type WorkDocumentPageMarginKey = (typeof DOCUMENT_PAGE_MARGIN_KEYS)[number];
export type WorkDocumentPageMarginEdge = 'top' | 'right' | 'bottom' | 'left';
export type WorkDocumentPageMarginVerticalEdge = 'top' | 'bottom';
export type WorkDocumentPageMarginMode = 'clearChrome' | 'fromPageEdge';
export type WorkDocumentGutterPosition = 'left' | 'right' | 'top';
/**
 * Canonical Word page-margin geometry in twentieths of a point.
 *
 * Keeping the native integer unit avoids changing valid OOXML values merely
 * because the browser and the editing UI project the same geometry in pixels
 * and millimetres. Negative top or bottom values retain Word's explicit
 * header/footer-overlap semantics.
 */
export interface WorkDocumentPageMargins {
    top: number;
    right: number;
    bottom: number;
    left: number;
    header: number;
    footer: number;
    gutter: number;
    mirrorMargins?: boolean;
    gutterAtTop?: boolean;
    gutterOnRight?: boolean;
}
export interface ResolvedDocumentPageMargins {
    body: WorkDocumentMargins;
    unboundedBody: WorkDocumentMargins;
    headerDistance: number;
    footerDistance: number;
    gutter: number;
    gutterPosition: WorkDocumentGutterPosition;
    mirrorMargins: boolean;
    topMode: WorkDocumentPageMarginMode;
    bottomMode: WorkDocumentPageMarginMode;
    bounded: boolean;
}
export declare function normalizeDocumentPageMargins(source: unknown): WorkDocumentPageMargins | null;
export declare function parseDocumentPageMargins(source: unknown): WorkDocumentPageMargins | null;
export declare function serializeDocumentPageMargins(source: unknown): string | undefined;
export declare function documentPageMarginsForLayout(layout: Pick<WorkDocumentSectionLayout, 'margins' | 'pageMargins'>): WorkDocumentPageMargins;
export declare function documentPageMarginsFromBody(margins: WorkDocumentMargins): WorkDocumentPageMargins;
export declare function documentPageMarginBody(source: unknown, fallback: WorkDocumentMargins): WorkDocumentMargins;
export declare function documentPageHorizontalMarginTwips(layout: Pick<WorkDocumentSectionLayout, 'margins' | 'pageMargins'>): number;
export declare function resolveDocumentPageMargins(layout: Pick<WorkDocumentSectionLayout, 'margins' | 'orientation' | 'pageGeometry' | 'pageMargins' | 'pageSize'>, physicalPage?: number): ResolvedDocumentPageMargins;
export declare function updateDocumentPageMarginMillimeters(layout: WorkDocumentSectionLayout, key: WorkDocumentPageMarginKey, millimeters: number): WorkDocumentSectionLayout;
export declare function updateDocumentPageMarginMode(layout: WorkDocumentSectionLayout, edge: WorkDocumentPageMarginVerticalEdge, mode: WorkDocumentPageMarginMode): WorkDocumentSectionLayout;
export declare function updateDocumentGutterPosition(layout: WorkDocumentSectionLayout, position: WorkDocumentGutterPosition): WorkDocumentSectionLayout;
export declare function updateDocumentMirrorMargins(layout: WorkDocumentSectionLayout, mirrored: boolean): WorkDocumentSectionLayout;
export declare function reconcileDocumentPageMarginUpdate(previous: WorkDocumentSectionLayout, next: WorkDocumentSectionLayout): WorkDocumentSectionLayout;
export declare function documentPageMarginGlobalsChanged(previous: WorkDocumentSectionLayout, next: WorkDocumentSectionLayout): boolean;
export declare function synchronizeDocumentPageMarginGlobals(layout: WorkDocumentSectionLayout, source: WorkDocumentPageMargins): WorkDocumentSectionLayout;
export declare function twipsToMillimeters(value: number): number;
export declare function millimetersToTwips(value: number): number;