/// <reference types="node" />
import { PNGProcessor } from '../interfaces/png-processor';
import { ScreenshotOptions, Screenshotter } from '../interfaces/screenshotter';
import { Webdriver } from '../interfaces/webdriver';
import { MugshotSelector } from './mugshot';
export interface WebdriverScreenshotterOptions {
    pngProcessor?: PNGProcessor;
    /**
     * Disable any CSS animations that might cause test flakiness.
     */
    disableAnimations?: boolean;
}
/**
 * Take screenshots from a Webdriver compatible client.
 */
export declare class WebdriverScreenshotter implements Screenshotter {
    private readonly client;
    private readonly pngProcessor;
    private readonly disableAnimations;
    /**
     * @param client
     * @param __namedParameters {@link WebdriverScreenshotterOptions}
     */
    constructor(client: Webdriver, { pngProcessor, disableAnimations, }?: WebdriverScreenshotterOptions);
    /**
     * Take screenshots of selectors by first taking a viewport screenshot and
     * then cropping the element out.
     *
     * The element's bounding rectangle will be used to crop it out of the
     * viewport screenshot.
     */
    takeScreenshot(selectorOrOptions?: MugshotSelector | ScreenshotOptions, options?: ScreenshotOptions): Promise<Buffer>;
    private crop;
    private ignore;
}