import * as React from "react";
export interface CurrentCoordinateProps {
    /**
     * Fill style for the circle.
     */
    readonly fillStyle?: string | ((datum: any) => string);
    /**
     * The radius to draw the circle
     */
    readonly r: number;
    /**
     * Stroke of the circle
     */
    readonly strokeStyle?: string | ((datum: any) => string);
    /**
     * Y accessor to use for the circle.
     */
    readonly yAccessor: (item: any) => number;
}
/**
 * Draws a circle at the current x location of radius `r`.
 */
export declare class CurrentCoordinate extends React.Component<CurrentCoordinateProps> {
    static defaultProps: {
        fillStyle: string;
        r: number;
    };
    render(): JSX.Element;
    private readonly drawOnCanvas;
    private readonly getCircle;
}