import { Type, TBSelection, BranchAbstractComponent, DivisionAbstractComponent, BackboneAbstractComponent } from '@textbus/core';
import { FormatMatcher } from './format.matcher';
import { SelectionMatchState } from './matcher';
export declare class DirMatcher extends FormatMatcher {
    private dir;
    constructor(dir: 'ltr' | 'rtl', excludeComponents?: Array<Type<BranchAbstractComponent | DivisionAbstractComponent | BackboneAbstractComponent>>);
    queryState(selection: TBSelection): SelectionMatchState;
}