import type{place,trackRect}from'./positioner.js';
/** The positioning capability loaded on the first anchored surface open. */
export interface AnchoredOverlayRuntime{place:typeof place;trackRect:typeof trackRect;}export type DeferredOperationHandle=(()=>void)&{ready:Promise<boolean>;};
/** Loads and caches the positioning runtime shared by every deferred anchored surface. */
export declare function loadAnchoredOverlayRuntime():Promise<AnchoredOverlayRuntime>;
/** Starts positioning after the shared runtime chunk resolves and remains synchronously disposable. */
export declare function deferredPlace(...args:Parameters<typeof place>):()=>void;
/** Adds first-placement readiness for callers whose open lifecycle must wait for real geometry. */
export declare function deferredPlaceReady(...args:Parameters<typeof place>):DeferredOperationHandle;
/** Waits for the current placement generation; a replacement supersedes a cancelled handle. */
export declare function waitForDeferredPlacement(current:()=>DeferredOperationHandle|undefined):Promise<boolean>;
/** Starts raw-rect tracking after the shared runtime chunk resolves and remains disposable. */
export declare function deferredTrackRect(...args:Parameters<typeof trackRect>):()=>void;