import { IDocumentFactory, IElementLike, INodeLike } from "./DocumentInterface";
/**
 * Resolves the correct document factory for creating children of a given parent node.
 *
 * Resolution order:
 * 1. If parent is a portal with its own factory, use that
 * 2. If parent was created with an overridden factory (descendant of a portal), inherit it
 * 3. Returns undefined if no override applies (caller should use default factory)
 */
export declare function resolveChildFactory(parentNode: INodeLike, elementFactoryOverride: Map<INodeLike, IDocumentFactory>): IDocumentFactory | undefined;
/**
 * After creating an element, checks if it is a portal that provides a different document factory.
 * Returns the child factory and whether a portal factory is being used.
 */
export declare function resolvePortalChildFactory(element: IElementLike, currentFactory: IDocumentFactory): {
    childFactory: IDocumentFactory;
    usingPortalFactory: boolean;
};
/**
 * Records a factory override for an element if it was created with a non-default factory.
 */
export declare function recordFactoryOverride(element: INodeLike, factory: IDocumentFactory, defaultFactory: IDocumentFactory, elementFactoryOverride: Map<INodeLike, IDocumentFactory>): void;
/**
 * Flushes pending portal children to their portal target elements.
 */
export declare function flushPendingPortalChildren(pendingPortalChildren: Map<IElementLike, INodeLike[]>): void;
/**
 * Buffers a child element for deferred attachment to a portal parent.
 */
export declare function bufferPortalChild(pendingPortalChildren: Map<IElementLike, INodeLike[]>, portalParent: IElementLike, child: INodeLike): void;
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