import Vue from 'vue';
import { IWidget } from '@csnext/cs-core';
export declare class VegaWidget extends Vue {
    view: any;
    data?: any;
    /** access the original widget from configuration */
    widget: IWidget;
    private _id?;
    get id(): string;
    dataChanged(): void;
    contentChanged(): void;
    mounted(): void;
    private updateChart;
    private viewRender;
}