import Op from 'quill-delta/dist/Op';
export interface BlockLockInfo {
    locked: number;
    userId: string;
    displayName: string;
    password?: string;
}
export declare type TextAlign = 'left' | 'right' | 'center' | 'justify';
export interface SimpleUser {
    userId: string;
    displayName: string;
    timestamp?: number;
}
export interface BlockBase {
    type: string;
    id: string;
    children?: string[];
    lock?: BlockLockInfo;
    align?: TextAlign;
    quoted?: boolean;
    heading?: number;
    markerData?: string;
    markerWidth?: number;
    markerExpired?: boolean;
    padding?: number;
    comments?: string[];
    styles?: string[];
    abstract?: string;
    inlineStyle?: string;
    checkbox?: string;
    copilot?: {
        users: SimpleUser[];
    };
}
export interface DocBlock extends BlockBase {
    text?: any[];
}
export interface DocComment {
    id: string;
    groupId: string;
    userId: string;
    displayName: string;
    avatarUrl: string;
    abstract: string;
    blocks: DocBlock[];
    created: number;
    modified: number;
    _addToOldDoc?: boolean;
}
declare type BlocksType = DocBlock[];
declare type CommentsType = {
    [index: string]: DocComment;
};
declare type MetaType = {
    [index: string]: any;
};
export interface EditorDoc {
    blocks: BlocksType;
    comments: CommentsType;
    meta: MetaType;
    [index: string]: BlocksType | CommentsType | MetaType;
}
export declare function getDocTextLength(doc: EditorDoc): number;
export declare function isEmptyTextBlock(block: DocBlock): boolean;
export declare function isEmptyDoc(doc: EditorDoc): boolean;
export declare function isEmptyDocForAddingTemplate(doc: EditorDoc): boolean;
export declare function isRichDocument(ops: Op[]): boolean;
export declare const FILL_CHAR = "\u200B";
export declare function toPlainText(ops: Op[], options?: {
    fillCharForBox: boolean;
}): string;
export declare const MARKDOWN_SAFE_SPACE = "\u2003";
export declare function replaceLeadSpaceToMarkdownSafeSpace(text: string): string;
export declare function replaceMarkdownSafeSpaceToSpace(text: string): string;
export declare function richTextToMarkdown(ops: Op[], escapeText: boolean): string;
export declare type ResourceUrlBuilder = (src: string) => string;
export interface Doc2MarkdownOptionalOptions {
    buildResourceUrl?: ResourceUrlBuilder;
    keepImageSize?: boolean;
    keepComments?: boolean;
    customConverter?: (doc: EditorDoc, containerId: string, blockIndex: number, blockData: DocBlock, options: Doc2MarkdownOptionalOptions) => string | undefined;
}
export declare function createRichText(text: string): Op[];
export declare function createTextBlockData(text: string): DocBlock;
export declare function mergeOps(ops: Op[]): Op[];
export declare function removeLastBr(ops: Op[]): Op[];
export {};