import { Chart, BaseChartConfig, Colors } from '../common/types';
import Base from '../common/Base';
import '@antv/data-set/lib/transform/diagram/sankey';
import '@antv/data-set/lib/connector/graph';
import { TooltipConfig } from '../common/rectTooltip';
import { LegendConfig } from '../common/rectLegend';
import { LabelConfig } from '../common/label';
import './index.scss';
interface edgeConfig {
    color?: string;
}
interface nodeConfig {
    nodeWidth?: number;
    nodePadding?: number;
}
interface WsankeyConfig extends BaseChartConfig {
    colors?: Colors;
    legend?: LegendConfig | false;
    tooltip?: TooltipConfig | false;
    labels?: LabelConfig | boolean;
    primaryKey?: string;
    edgeStyle?: edgeConfig;
    nodeStyle?: nodeConfig;
}
export declare class Sankey extends Base<WsankeyConfig> {
    chartName: string;
    legendField: string;
    convertData: boolean;
    private sankeyDataView;
    private edgeView;
    private nodeView;
    getDefaultConfig(): WsankeyConfig;
    init(chart: Chart, config: WsankeyConfig, data: any): void;
    changeData(chart: Chart, config: WsankeyConfig, data: any): void;
}
declare const Wsankey: typeof Sankey;
export default Wsankey;