import ViewController from './viewController';
import TopicViewController from './topicViewController';
import SheetViewController from './sheetViewController';
import ConnectionViewController from './connectionViewController';
import Topic from '../model/topic';
import ViewControllerType from '../common/constants/viewControllers';
import { TopicType, Direction } from '../common/constants/models';
import BranchView from '../view/branchView';
import Bounds from '../utils/bounds';
import Position from '../utils/position';
export default class BranchViewController extends ViewController {
    sheetViewController: SheetViewController;
    topicViewController: TopicViewController;
    connectionViewController: ConnectionViewController;
    bounds: Bounds;
    fishbondBounds: Bounds;
    position: Position;
    private readonly _view;
    private readonly _topic;
    private _structureClass;
    private _children;
    constructor(topic: Topic, parent: SheetViewController | BranchViewController);
    init(): void;
    private _initStyle;
    private _addSubbranch;
    isCentralBranch(): boolean;
    getStructureObject(): import("../structure/abstractStructure").default;
    getLayer(): number;
    getChildrenByType(type: TopicType): Array<BranchViewController>;
    renderFishbone(dire: Direction.LEFT | Direction.RIGHT, position: Position): void;
    private _initInner;
    private _updatePosition;
    get structureClass(): string;
    private _updateStructureClass;
    get topicShape(): import("../view/renderEngine/topicShape/topicShape").default;
    get topicBorderWidth(): number;
    get type(): ViewControllerType;
    get model(): Topic;
    get view(): BranchView;
}