import type { PdfDocument, PdfPage } from '@pdfrx/engine';
import type { PagePlacement } from '@pdfrx/viewer-core';
import type { PdfrxPageMutationOptions, PdfrxViewer } from '@pdfrx/viewer';
/** Resolves session-level source IDs to the open PDF documents owned by one client. */
export declare class PageSourceRegistry {
    #private;
    /**
     * Registers an open PDF and captures its immutable physical source pages.
     *
     * @param documentId - The stable document identifier.
     * @param document - The PDF document to process.
     *
     */
    register(documentId: string, document: PdfDocument): void;
    /**
     * Removes a source mapping without disposing the caller-owned document.
     *
     * @param documentId - The stable document identifier.
     *
     */
    unregister(documentId: string): void;
    /**
     * Returns whether a live document is registered for `documentId`.
     *
     * @param documentId - The stable document identifier.
     * @returns Whether the condition is satisfied.
     *
     */
    has(documentId: string): boolean;
    /**
     * @throws `Error` when the source is missing or disposed.
     *
     * @param documentId - The stable document identifier.
     * @returns The resulting PdfDocument.
     *
     */
    document(documentId: string): PdfDocument;
    /**
     * Resolves a zero-based physical source page. @throws `RangeError` if missing.
     *
     * @param documentId - The stable document identifier.
     * @param pageIndex - The 0-based page index.
     * @returns The resulting PdfPage.
     *
     */
    page(documentId: string, pageIndex: number): PdfPage;
    /**
     * Resolves the session id previously assigned to a PDF document.
     *
     * @param document - The PDF document to process.
     * @returns The resulting string.
     *
     */
    documentId(document: PdfDocument): string;
}
/**
 * Converts a session arrangement into rotated engine page proxies for this client.
 *
 * @param placements - The placements value.
 * @param sources - The sources value (PageSourceRegistry).
 * @returns The resolved value.
 *
 */
export declare function resolvePagePlacements(placements: readonly PagePlacement[], sources: PageSourceRegistry): readonly PdfPage[];
/**
 * Captures an engine arrangement as independently addressable placements.
 * @throws `Error` for unregistered documents or empty/duplicate generated ids.
 * @param pages - The pages to process, in document order.
 * @param sources - The sources value (PageSourceRegistry).
 * @param createPlacementId - The stable create placement identifier.
 * @returns The updated result.
 *
 */
export declare function createPagePlacements(pages: readonly PdfPage[], sources: PageSourceRegistry, createPlacementId?: () => string): readonly PagePlacement[];
/**
 * Applies resolved placements through the viewer's origin-aware page API.
 * Remote replay should use `origin: 'remote'` and `recordHistory: false`.
 * @param viewer - The viewer value (PdfrxViewer).
 * @param placements - The placements value.
 * @param sources - The sources value (PageSourceRegistry).
 * @param options - Options that customize the operation.
 *
 */
export declare function applyPagePlacementsToViewer(viewer: PdfrxViewer, placements: readonly PagePlacement[], sources: PageSourceRegistry, options: PdfrxPageMutationOptions): void;
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