import { type UndEndNext } from '../../../util/iterator';
import { Inline } from './Inline';
import { Range } from '../rga/Range';
import { OverlayPoint } from '../overlay/OverlayPoint';
import type { Point } from '../rga/Point';
import type { Printable } from 'tree-dump';
import type { Peritext } from '../Peritext';
import type { Stateful } from '../types';
import type { OverlayTuple } from '../overlay/types';
import type { PeritextMlElement } from './types';
import type { SliceTypeSteps } from '../slice';
export interface IBlock {
    readonly path: SliceTypeSteps;
    readonly parent: IBlock | null;
}
export declare class Block<T = string, Attr = unknown> extends Range<T> implements IBlock, Printable, Stateful {
    readonly txt: Peritext<T>;
    readonly path: SliceTypeSteps;
    readonly marker: OverlayPoint<T> | undefined;
    start: Point<T>;
    end: Point<T>;
    parent: Block<T> | null;
    children: Block<T>[];
    constructor(txt: Peritext<T>, path: SliceTypeSteps, marker: OverlayPoint<T> | undefined, start: Point<T>, end: Point<T>);
    /**
     * @returns Stable unique identifier within a list of blocks. Used for React
     * or other rendering library keys.
     */
    key(): number | string;
    tag(): number | string;
    attr(): Attr | undefined;
    isLeaf(): boolean;
    /**
     * Iterate through all overlay points of this block, until the next marker
     * (regardless if that marker is a child or not).
     */
    points0(withMarker?: boolean): UndEndNext<OverlayPoint<T>>;
    points(withMarker?: boolean): IterableIterator<OverlayPoint<T>>;
    protected tuples0(): UndEndNext<OverlayTuple<T>>;
    /**
     * @todo Consider moving inline-related methods to {@link LeafBlock}.
     */
    texts0(): UndEndNext<Inline<T>>;
    /**
     * @todo Consider moving inline-related methods to {@link LeafBlock}.
     */
    texts(): IterableIterator<Inline<T>>;
    text(): string;
    toJson(): PeritextMlElement;
    hash: number;
    refresh(): number;
    toStringName(): string;
    protected toStringHeader(): string;
    toString(tab?: string): string;
}