import { Point, Rect } from './interfaces';
import { LGraphCanvas } from './litegraph';
export declare class CurveEditor {
    points: Point[];
    selected: number;
    nearest: number;
    size: Rect | null;
    must_update: boolean;
    margin: number;
    _nearest?: number;
    constructor(points: Point[]);
    static sampleCurve(f: number, points: Point[]): number | undefined;
    draw(ctx: CanvasRenderingContext2D, size: Rect, graphcanvas?: LGraphCanvas, background_color?: string, line_color?: string, inactive?: boolean): void;
    onMouseDown(localpos: Point, graphcanvas: LGraphCanvas): boolean | undefined;
    onMouseMove(localpos: Point, graphcanvas: LGraphCanvas): void;
    onMouseUp(): boolean;
    getCloserPoint(pos: Point, max_dist: number): number;
}