/// <reference types="react" resolution-mode="require"/>
/// <reference types="web" />
import { ChartOption, Size } from '../types/index.js';
import { View } from './view.js';
export declare class Chart extends View {
    chartEle: HTMLElement;
    ele: HTMLElement;
    width: number;
    height: number;
    private sizeObserver;
    constructor(props: ChartOption);
    /**
     * 绑定自动伸缩视图
     */
    private bindAutoFit;
    private unbindAutoFit;
    /**
     * 改变图表大小，重新渲染 （由 bbox内部处理）
     * @param width
     * @param height
     * @returns Chart
     */
    changeSize: ({ width, height }: Size) => this;
    /**
     * 销毁图表
     */
    destroy(): void;
}