import { DatasetController } from 'chart.js';
export default class TreemapController extends DatasetController {
    static readonly id: string;
    static readonly defaults: Record<string, unknown>;
    static readonly descriptors: Record<string, unknown>;
    static readonly overrides: Record<string, unknown>;
    static readonly beforeRegister: () => void;
    static readonly afterRegister: () => void;
    static readonly afterUnregister: () => void;
    options: any;
    _groups: any[] | undefined;
    _keys: any[] | undefined;
    _rect: any;
    _rectChanged: boolean;
    _prevTree: any;
    _prevTreeVersion: unknown;
    constructor(chart: any, datasetIndex: number);
    initialize(): void;
    getMinMax(scale: any): {
        max: number;
        min: number;
    };
    configure(): void;
    update(mode: any): void;
    updateElements(rects: any[], start: number, count: number, mode: any): void;
    draw(): void;
}