import{LyraElement}from'./lyra-element.js';import type{LyraAnchor,LyraAnchorKind,LyraHighlight,HighlightActivateDetail,TextSelectDetail,AnchorResultDetail}from'../components/viewers/document-viewer/anchors.js';type PublicConstructor<T> =new(...args:never[])=>T;type MixedConstructor<Base extends PublicConstructor<object>,Added> =Base&(new(...args:ConstructorParameters<Base>)=>InstanceType<Base> &Added);export{HIGHLIGHT_SNAPSHOT_LIMIT,}from'./highlight-collection.js';
/** Maximum records a capped highlight renderer receives from one retained snapshot. */
export declare const HIGHLIGHT_CANDIDATE_LIMIT=1000;export interface LyraAnchorTargetEventMap{'lr-highlight-activate':CustomEvent<HighlightActivateDetail>;'lr-text-select':CustomEvent<TextSelectDetail>;'lr-anchor-result':CustomEvent<AnchorResultDetail>;}
/** Public surface a `DocumentAnchorTarget`-mixed viewer exposes -- what hosts type against.
*  External registry authors who can't extend `LyraElement` implement this interface by hand
*  instead of adopting the mixin. */
export interface LyraAnchorTarget{highlights:readonly LyraHighlight[];activeHighlightId:string|null;anchor:LyraAnchor|string|null;readonly anchorKinds:readonly LyraAnchorKind[];scrollToAnchor(target:LyraAnchor|string):Promise<boolean>;}
/** Returns at most the candidate ceiling, reserving its first slot for an active entry anywhere
* in the already-owned, globally bounded immutable snapshot. */
export declare function prioritizedHighlightCandidates<T extends LyraHighlight>(highlights:readonly T[],activeHighlightId:string|null):T[];
/** Public, declaration-safe mixin signature. */
export declare function DocumentAnchorTarget<T extends PublicConstructor<LyraElement<LyraAnchorTargetEventMap>>>(Base:T):MixedConstructor<T,LyraAnchorTarget&{renderAnchorLiveRegion():unknown;}>;