export interface PptxViewerApi extends EventTarget{slideCount:number;currentSlideIndex:number;goToSlide(index:number):Promise<void> |void;searchText(query:string,options?:{matchCase?:boolean;}):PptxTextSearchResult[];highlightSearchResult(result:PptxTextSearchResult,options?:{scrollIntoView?:boolean|ScrollIntoViewOptions;}):Promise<PptxSearchHighlightHandle|null>;renderThumbnailToContainer(index:number,container:HTMLElement,options?:{width?:number;}):PptxThumbnailHandle|null;clearSearchHighlights():void;destroy():void;}
/** Correlated, model-level events emitted by the validated PPTX adapter. */
export type PptxViewerAdapterEvent={readonly kind:'slide-change';readonly index:number;}|{readonly kind:'diagnostic';readonly code:'pptx-slide-render-error'|'pptx-node-render-error';readonly cause:unknown;readonly fatal:boolean;readonly page?:number;readonly nodeId?:string;};
/**
* Renderer-neutral, model-first surface consumed by `<lr-pptx-viewer>`. Peer DOM windowing stays
* behind this adapter; complete-model search, navigation, highlight handles and correlated render
* diagnostics are the only capabilities the component observes.
*/
export interface PptxViewerAdapter{readonly slideCount:number;readonly currentSlideIndex:number;goToSlide(index:number):Promise<void>;searchText(query:string,options?:{matchCase?:boolean;}):PptxTextSearchResult[];highlightSearchResult(result:PptxTextSearchResult,options?:{scrollIntoView?:boolean|ScrollIntoViewOptions;}):Promise<PptxSearchHighlightHandle|null>;renderThumbnailToContainer(index:number,container:HTMLElement,options?:{width?:number;}):PptxThumbnailHandle|null;clearSearchHighlights():void;subscribe(listener:(event:PptxViewerAdapterEvent)=>void):()=>void;destroy():void;}
/** Stable subset of the renderer's model-level result used by Lyra's window-safe search adapter. */
export interface PptxTextSearchResult{readonly slideIndex:number;readonly nodeId:string;readonly matchStart:number;readonly matchEnd:number;readonly text:string;}
/** Renderer-owned overlay handle; Lyra disposes it on navigation, clear, replacement, and detach. */
export interface PptxSearchHighlightHandle{dispose():void;}
/** Renderer-owned external slide preview; its asynchronous resources settle through `ready`. */
export interface PptxThumbnailHandle{readonly ready:Promise<void>;dispose():void;}export interface PptxRendererModule{PptxViewer:{open(input:ArrayBuffer,container:HTMLElement,options?:Record<string,unknown>):Promise<PptxViewerApi>;};RECOMMENDED_ZIP_LIMITS:Readonly<PptxZipLimits>;}export interface PptxZipLimits{maxEntries:number;maxEntryUncompressedBytes:number;maxTotalUncompressedBytes:number;maxMediaBytes:number;maxConcurrency:number;}
/** Validates and isolates the instance capabilities Lyra relies on after `open()`. */
export declare function adaptPptxViewer(value:unknown):PptxViewerAdapter|null;export declare function loadPptxRenderer(importer?:()=>Promise<unknown>):Promise<PptxRendererModule|null>;export declare function getPptxRenderer():Promise<PptxRendererModule|null>;