/**
 * Namespace resolver for GPX XML documents.
 *
 * Handles dynamic namespace prefix resolution and provides methods
 * for namespace-aware element selection. This allows parsing GPX files
 * regardless of the namespace prefixes used by different GPS manufacturers.
 */
export declare class NamespaceResolver {
    private prefixToNamespace;
    private namespaceToPrefix;
    constructor(xmlDocument: Document);
    /**
     * Extract all namespace declarations from the XML document.
     * Builds bidirectional mapping between prefixes and namespace URIs.
     */
    private extractNamespaces;
    /**
     * Register a namespace prefix and URI mapping
     */
    private registerNamespace;
    /**
     * Get namespace URI for a given prefix
     */
    getNamespaceUri(prefix: string): string | null;
    /**
     * Check if a namespace URI is registered in this document
     */
    hasNamespace(namespaceUri: string): boolean;
    /**
     * Find elements with a specific local name in a specific namespace.
     * This works regardless of the prefix used in the document.
     *
     * @param parent Parent element to search within
     * @param localName Local name of the element (without prefix)
     * @param namespaceUri Target namespace URI
     * @returns First matching element or null
     */
    findElementByNamespace(parent: Element, localName: string, namespaceUri: string): Element | null;
    /**
     * Check if an element matches the given local name and namespace
     */
    private elementMatches;
    /**
     * Get the namespace URI for an element based on its prefix
     */
    getElementNamespace(element: Element): string | null;
}
//# sourceMappingURL=NamespaceResolver.d.ts.map