import { Manifest } from '@prose-reader/shared';
import { Observable, ObservedValueOf } from 'rxjs';
import { Context } from '../context/Context';
import { HookManager } from '../hooks/HookManager';
import { ReaderSettingsManager } from '../settings/ReaderSettingsManager';
import { DestroyableClass } from '../utils/DestroyableClass';
import { Viewport } from '../viewport/Viewport';
import { DocumentRenderer } from './renderer/DocumentRenderer';
export declare class SpineItemLayout extends DestroyableClass {
    item: Manifest[`spineItems`][number];
    containerElement: HTMLElement;
    context: Context;
    hookManager: HookManager;
    renderer: DocumentRenderer;
    settings: ReaderSettingsManager;
    viewport: Viewport;
    private layoutTriggerSubject;
    private lastLayout;
    readonly didLayout$: Observable<{
        width: number;
        height: number;
    }>;
    constructor(item: Manifest[`spineItems`][number], containerElement: HTMLElement, context: Context, hookManager: HookManager, renderer: DocumentRenderer, settings: ReaderSettingsManager, viewport: Viewport);
    private validateDimension;
    private computeLayoutInformation;
    private adjustPositionOfElement;
    private updateContainerLayout;
    layout: (params: ObservedValueOf<typeof this.layoutTriggerSubject>) => Observable<{
        width: number;
        height: number;
    }>;
    get layoutInfo(): {
        width: number;
        height: number;
    };
}