import { default as React, ReactElement, FC } from 'react';
import { Tooltip, TooltipProps } from 'reablocks';
import { SankeyLabel, SankeyLabelPosition, SankeyLabelProps } from '../SankeyLabel';
import { SankeyNodeExtra } from '../utils';

export interface SankeyNodeProps extends SankeyNodeExtra {
    /**
     * ID of the node. If not provided, the node's index will be used.
     */
    id?: string;
    /**
     * Title of the node.
     */
    title: string;
    /**
     * Color of the node.
     */
    color?: string;
    /**
     * Whether the element is active or not. Set internally by `Sankey`.
     */
    active: boolean;
    /**
     * Whether to animate the enter/update/exit.
     */
    animated: boolean;
    /**
     * Width of the chart. Set internally by `Sankey`.
     */
    chartWidth?: number;
    /**
     * CSS class to apply.
     */
    className?: string;
    /**
     * Whether the node is disabled. Set internally by `Sankey`.
     */
    disabled: boolean;
    /**
     * Label element.
     */
    label: ReactElement<SankeyLabelProps, typeof SankeyLabel>;
    /**
     * Label position. Set internally by `Sankey`.
     */
    labelPosition?: SankeyLabelPosition;
    /**
     * Percentage of total width occupied by labels on
     * either side of the graph inside the container.
     * Set internally by `Sankey`.
     */
    labelPadding?: number;
    /**
     * Opacity callback for the node.
     */
    opacity: (active: boolean, disabled: boolean) => number;
    /**
     * CSS styles to apply.
     */
    style?: React.StyleHTMLAttributes<SVGRectElement>;
    /**
     * Tooltip element.
     */
    tooltip?: ReactElement<TooltipProps, typeof Tooltip> | null;
    /**
     * Width of the node. Set internally by `Sankey`.
     */
    width?: number;
    /**
     * Event for when the node is clicked.
     */
    onClick?: (event: React.MouseEvent<SVGRectElement>) => void;
    /**
     * Event for when the node has mouse enter.
     */
    onMouseEnter?: (event: React.MouseEvent<SVGRectElement>) => void;
    /**
     * Event for when the node has mouse leave.
     */
    onMouseLeave?: (event: React.MouseEvent<SVGRectElement>) => void;
}
export declare const SankeyNode: FC<Partial<SankeyNodeProps>>;