export default ImageCanvas; /** * A function that is called to trigger asynchronous canvas drawing. It is * called with a "done" callback that should be called when drawing is done. * If any error occurs during drawing, the "done" callback should be called with * that error. */ export type Loader = (arg0: (arg0: Error | undefined) => void) => void; /** * A function that is called to trigger asynchronous canvas drawing. It is * called with a "done" callback that should be called when drawing is done. * If any error occurs during drawing, the "done" callback should be called with * that error. * * @typedef {function(function(Error=): void): void} Loader */ declare class ImageCanvas extends ImageBase { /** * @param {import("./extent.js").Extent} extent Extent. * @param {number} resolution Resolution. * @param {number} pixelRatio Pixel ratio. * @param {HTMLCanvasElement} canvas Canvas. * @param {Loader} [loader] Optional loader function to * support asynchronous canvas drawing. */ constructor(extent: import("./extent.js").Extent, resolution: number, pixelRatio: number, canvas: HTMLCanvasElement, loader?: Loader | undefined); /** * Optional canvas loader function. * @type {?Loader} * @private */ private loader_; /** * @private * @type {HTMLCanvasElement} */ private canvas_; /** * @private * @type {?Error} */ private error_; /** * Get any error associated with asynchronous rendering. * @return {?Error} Any error that occurred during rendering. */ getError(): Error | null; /** * Handle async drawing complete. * @param {Error} [err] Any error during drawing. * @private */ private handleLoad_; /** * @return {HTMLCanvasElement} Canvas element. */ getImage(): HTMLCanvasElement; } import ImageBase from './ImageBase.js'; //# sourceMappingURL=ImageCanvas.d.ts.map