import { ContainerType } from './Container';
import { ColorTransferFunction } from './PiecewiseUtils';
export { windowPointsForSort, getNodes } from './PiecewiseUtils';
export declare class TransferFunctionEditor {
    eventTarget: EventTarget;
    private points;
    private colorRange;
    private colorRangeController;
    private line;
    private pointController;
    private container;
    private background;
    private dataRange;
    constructor(root: HTMLElement, container?: ContainerType | undefined);
    remove(): void;
    getPoints(): number[][];
    setPoints(points: [number, number][]): void;
    getColorRange(): number[];
    setColorRange(normalized: Array<number>): void;
    setViewBox(valueStart: number, valueEnd: number, opacityMin?: number, opacityMax?: number): void;
    setColorTransferFunction(ctf: ColorTransferFunction): void;
    setHistogram(histogram: number[]): void;
    setRange(range: [number, number]): void;
}