/**
 * Given an event, get the relative X/Y position for a target.
 */
export declare function getPositionForTarget({ target, clientX, clientY }: {
    target: any;
    clientX: any;
    clientY: any;
}): {
    x: number;
    y: number;
};
/**
 * Get the point from a touch event.
 */
export declare function getPointFromTouch(touch: Touch, target: SVGElement): {
    x: number;
    y: number;
};
/**
 * Given a point position, get the closes data point in the dataset.
 */
export declare function getClosestPoint(pos: number, scale: any, data: any, attr?: string): any;