import { Logger } from '@agent-infra/logger';
import { BaseBrowser } from '@agent-infra/browser';
import type { ScreenshotOutput, ExecuteParams, ExecuteOutput, SupportedActionType } from '@gui-agent/shared/types';
import { Operator, ScreenContext } from '@gui-agent/shared/base';
import { BrowserOperatorOptions } from './types';
/**
 * BrowserOperator class that extends the base Operator
 * Provides functionality to control a browser instance for UI automation
 */
export declare class BrowserOperator extends Operator {
    private options;
    protected logger: Logger;
    protected browser: BaseBrowser;
    private uiHelper;
    private showActionInfo;
    private showWaterFlowEffect;
    private highlightClickableElements;
    private deviceScaleFactor?;
    private currentScreenContext?;
    private currentPage;
    private hotkeyExecutor?;
    /**
     * Creates a new BrowserOperator instance
     * @param options Configuration options for the browser operator
     */
    constructor(options: BrowserOperatorOptions);
    /**
     * Sets whether to show action information overlay on the screen
     * @param enable Whether to enable showing action information
     */
    setShowActionInfo(enable: boolean): void;
    /**
     * Sets whether to show the water flow effect during screenshots
     * @param enable Whether to enable the water flow effect
     */
    setShowWaterFlow(enable: boolean): void;
    /**
     * Sets whether to highlight clickable elements on the screen
     * @param enable Whether to enable highlighting clickable elements
     */
    setHighlightClickableElements(enable: boolean): void;
    /**
     * Cleans up resources used by the BrowserOperator
     * Closes the current page and performs cleanup operations
     */
    cleanup(): Promise<void>;
    destroyInstance(): Promise<void>;
    protected initialize(): Promise<void>;
    protected supportedActions(): Array<SupportedActionType>;
    protected screenContext(): ScreenContext;
    /**
     * Takes a screenshot of the current browser viewport
     * @returns Promise resolving to screenshot data
     */
    protected screenshot(): Promise<ScreenshotOutput>;
    protected execute(params: ExecuteParams): Promise<ExecuteOutput>;
    /**
     * Executes a specified action based on the parsed prediction
     * @param action Parameters containing action details
     * @returns Promise resolving to execution output
     */
    private singleActionExecutor;
    private handleClick;
    private handleDoubleClick;
    private handleRightClick;
    private handleType;
    private handleHotkey;
    private handlePress;
    private handleRelease;
    private handleScroll;
    private handleNavigate;
    private handleDrag;
    private handleNavigateBack;
    /**
     * A helper function to wait for possible navigation to complete.
     * @param page
     */
    private waitForPossibleNavigation;
    private getScreenRect;
    private getDeviceScaleFactor;
    /**
     * Gets the currently active browser page
     * @returns Promise resolving to the active Page object
     * @throws Error if no active page is found
     */
    private getActivePage;
    private getHotkeyExecutor;
    private getMeta;
    private calculateRealCoords;
}
//# sourceMappingURL=browser-operator.d.ts.map