import { IProjectionNode } from "../node/types";
export declare class NodeStack {
    lead?: IProjectionNode;
    prevLead?: IProjectionNode;
    members: IProjectionNode[];
    add(node: IProjectionNode): void;
    remove(node: IProjectionNode): void;
    relegate(node: IProjectionNode): boolean;
    promote(node: IProjectionNode, preserveFollowOpacity?: boolean): void;
    exitAnimationComplete(): void;
    scheduleRender(): void;
    /**
     * Clear any leads that have been removed this render to prevent them from being
     * used in future animations and to prevent memory leaks
     */
    removeLeadSnapshot(): void;
}