/// <reference types="offscreencanvas" />
import { DataPersistenceProvider } from "flow-connect";
import { Node, NodeOptions, SerializedVector, SerializedNode } from "flow-connect/core";
import { Display, Toggle } from "flow-connect/ui";
export declare class FunctionPlotter extends Node {
    displayHeight: number;
    display: Display;
    polarToggle: Toggle;
    plotStyle: PlotStyle;
    points: SerializedVector[];
    static DefaultState: any;
    constructor();
    protected setupIO(): void;
    protected created(options: FunctionPlotterOptions): void;
    protected process(inputs: any[]): void;
    setupUI(): void;
    setupListeners(): void;
    gridRenderer(context: CanvasRenderingContext2D | OffscreenCanvasRenderingContext2D, width: number, height: number): boolean;
    xCoordToPix(config: any, width: number, xCoord: number): number;
    yCoordToPix(config: any, height: number, yCoord: number): number;
    xPixToCoord(config: any, width: number, xPix: number): any;
    yPixToCoord(config: any, height: number, yPix: number): any;
    drawLine(context: CanvasRenderingContext2D | OffscreenCanvasRenderingContext2D, x1: number, y1: number, x2: number, y2: number): void;
    getGridPointDist(min: number, max: number, factor: number): number;
    drawGrid(context: CanvasRenderingContext2D | OffscreenCanvasRenderingContext2D, width: number, height: number): void;
    functionRenderer(context: CanvasRenderingContext2D | OffscreenCanvasRenderingContext2D, width: number, height: number): void;
    serialize(persist?: DataPersistenceProvider): Promise<SerializedFunctionPlotterNode>;
}
export interface PlotStyle {
    axisColor?: string;
    gridColor?: string;
    plotColor?: string;
}
export interface FunctionPlotterOptions extends NodeOptions {
    plotStyle: PlotStyle;
    displayHeight: number;
}
export interface SerializedFunctionPlotterNode extends SerializedNode {
    displayHeight: number;
}