import { Extension, type Editor } from '@tiptap/core';
export declare const DEFAULT_DOCUMENT_TAB_INTERVAL_PX = 48;
export declare const DOCUMENT_TAB_RULER_STEP_PX = 6;
export declare const MAX_DOCUMENT_TAB_POSITION_PX = 4096;
export declare const MAX_DOCUMENT_TAB_STOPS = 64;
export type DocumentTabAlignment = 'left' | 'center' | 'right' | 'decimal';
export type DocumentTabLeader = 'none' | 'dot' | 'hyphen' | 'underscore' | 'middleDot';
export interface DocumentTabStop {
    position: number;
    alignment: DocumentTabAlignment;
    leader: DocumentTabLeader;
}
export interface DocumentTabStopCommandOptions {
    restoreFocus?: boolean;
}
declare module '@tiptap/core' {
    interface Commands<ReturnType> {
        documentParagraphTabStops: {
            setDocumentParagraphTabStops: (tabStops: readonly DocumentTabStop[], options?: DocumentTabStopCommandOptions) => ReturnType;
        };
    }
}
export declare const DocumentParagraphTabStops: Extension<any, any>;
export declare function documentParagraphTabStops(editor: Editor): DocumentTabStop[];
export declare function setDocumentParagraphTabStops(editor: Editor, tabStops: readonly DocumentTabStop[], options?: DocumentTabStopCommandOptions): boolean;
export declare function normalizeDocumentTabStops(value: unknown): DocumentTabStop[];
export declare function serializeDocumentTabStops(value: readonly DocumentTabStop[]): string;
export declare function normalizedTabPosition(value: number): number;
export declare function nextDocumentTabAlignment(alignment: DocumentTabAlignment): DocumentTabAlignment;