import type { WorkDocumentNode } from './work-types';
export interface DocumentLazyPreviewLease {
    nodes: readonly HTMLElement[];
    shape: string;
    spacer: HTMLElement;
}
export interface DocumentLazyPreviewPool {
    available: Map<string, DocumentLazyPreviewLease[]>;
    size: number;
}
export declare function createDocumentLazyPreviewPool(): DocumentLazyPreviewPool;
/**
 * Mounts a compact preview while recycling its element tree across chunks with
 * the same schema shape. Text and logical positions are rebound in place, so a
 * long scroll does not leave tens of thousands of detached nodes for V8 to
 * reclaim.
 */
export declare function mountDocumentLazyPreview(pool: DocumentLazyPreviewPool, dom: HTMLElement, content: readonly WorkDocumentNode[], firstPosition: number, paginationExtraHeight: number): DocumentLazyPreviewLease;
export declare function releaseDocumentLazyPreview(pool: DocumentLazyPreviewPool, dom: HTMLElement, lease: DocumentLazyPreviewLease | null): void;
export declare function updateDocumentLazyPreviewSpacer(lease: DocumentLazyPreviewLease | null, height: number): void;
export declare function documentLazyPreviewPointerPosition(event: Event, fallback: number): number | null;