import { WebviewMessage, CanvasInstance } from './utils';
export default class ImageData {
    canvas: CanvasInstance;
    [key: string]: any;
    constructor(canvas: CanvasInstance, dataArray: number[], width: number, height: number, noOnConstruction?: boolean);
    postMessage: (message: WebviewMessage) => Promise<any>;
}
export declare function createImageData(canvas: CanvasInstance, dataArray: number[], width: number, height: number): ImageData;