import { BaseType, Selection } from 'd3-selection';
export declare class Gauge {
    private width;
    private height;
    gaugeRadius: number;
    margin: {
        top: number;
        right: number;
        bottom: number;
        left: number;
    };
    cursorHeight: number;
    cursorRadius: number;
    constructor(width: number, height: number);
    plot(maxValue: number, threshold: number, currentValue: number, svg: Selection<SVGElement, BaseType, SVGElement, BaseType>): void;
    private rounded_rect;
}