import { DetectedContent, LanguageSwitcherOptions } from '../types/types';
export declare class ContentDetector {
    private options;
    private observer;
    private detectedContent;
    private watchCallback;
    private isWatching;
    constructor(options: LanguageSwitcherOptions);
    /**
     * Detect all translatable content in the current page
     */
    detect(): DetectedContent[];
    /**
     * Start watching for new content being added to the page
     */
    watch(_callback: (_content: DetectedContent[]) => void): void;
    /**
     * Stop watching for content changes
     */
    unwatch(): void;
    /**
     * Get all detected content
     */
    getDetectedContent(): DetectedContent[];
    /**
     * Clear detected content
     */
    clear(): void;
    /**
     * Mark content as translated
     */
    markAsTranslated(element: HTMLElement, translatedText: string): void;
    /**
     * Check if element should be excluded from translation
     */
    private shouldExcludeElement;
    /**
     * Check if element contains translatable content
     */
    private isTranslatableElement;
    /**
     * Extract text content from an element
     */
    private extractText;
    /**
     * Check if text is translatable
     */
    private isTranslatableText;
    /**
     * Detect content in a specific element and its children
     */
    private detectContentInElement;
}