import { ContentStream } from './content-stream.ts';
/**
 * A link annotation on a page.
 * - `url`: Links to an external URL.
 * - `destination`: Links to a named destination within the document.
 */
export type PDFLink = {
    type: 'url';
    x: number;
    y: number;
    width: number;
    height: number;
    url: string;
} | {
    type: 'destination';
    x: number;
    y: number;
    width: number;
    height: number;
    destination: string;
};
/**
 * A named destination on a page.
 */
export type PDFDestination = {
    name: string;
    x: number;
    y: number;
};
/**
 * Page rotation in degrees, clockwise.
 */
export type PageRotation = 0 | 90 | 180 | 270;
/**
 * Represents a single page within a PDF document.
 */
export declare class PDFPage {
    private readonly _links;
    private readonly _destinations;
    /**
     * The content stream of this page.
     */
    readonly contentStream: ContentStream;
    /** The width of the page in user space units. */
    readonly width: number;
    /** The height of the page in user space units. */
    readonly height: number;
    /** The rotation of the page in degrees, clockwise. Must be a multiple of 90. */
    rotation: PageRotation;
    /**
     * Creates a new PDFPage instance.
     */
    constructor(width: number, height: number);
    /**
     * Returns an iterator over all link annotations on this page.
     */
    links(): IterableIterator<PDFLink>;
    /**
     * Returns an iterator over all named destinations on this page.
     */
    destinations(): IterableIterator<PDFDestination>;
    /**
     * Adds a link annotation to this page.
     */
    addLink(link: PDFLink): void;
    /**
     * Adds a named destination to this page.
     */
    addDestination(destination: PDFDestination): void;
}