import { DataRelation } from '../../data';
import { CircleDrawerProps, DrawerData, LayerOptions, LayerStyle, LayerTreeScale, LayerTreeStyle, LineDrawerProps, Node, TextDrawerProps } from '../../types';
import { LayerBase } from '../base';
type Key = 'node' | 'edge' | 'text';
export declare class LayerTree extends LayerBase<Key> {
    private _data;
    private _scale;
    private _style;
    private maxOrder;
    private groups;
    protected textData: DrawerData<TextDrawerProps>[][];
    protected nodeData: (DrawerData<CircleDrawerProps> & Pick<Node, 'id' | 'name' | 'value'> & {
        meta: AnyObject;
        color: string;
        parents: (Node & Partial<{
            order: number;
            min: number;
            max: number;
            x: number;
            y: number;
        }>)[];
    })[][];
    protected edgeData: (DrawerData<LineDrawerProps> & {
        color: string;
    })[][];
    get data(): Maybe<DataRelation>;
    get scale(): LayerTreeScale;
    get style(): LayerTreeStyle;
    constructor(options: LayerOptions);
    setData(data: LayerTree['data']): void;
    setScale(scale: LayerTreeScale): void;
    setStyle(style: LayerStyle<LayerTreeStyle>): void;
    update(): void;
    private createScale;
    draw(): void;
}
export {};