import * as d3Scale from 'd3-scale';
import { Scale } from './Scale';
import { ColorScaleModel } from './ColorScaleModel';
export declare class ColorScale extends Scale {
    render(): void;
    protected createD3Scale(): void;
    protected createEventListeners(): void;
    updateExtrapolation(): void;
    setRange(): void;
    scale: d3Scale.ScaleLinear<any, string> | d3Scale.ScaleTime<any, string>;
    model: ColorScaleModel;
}
export declare function isColorScale(scale: Scale): scale is ColorScale;