import { Group, InstancedMesh, Vector3 } from "three";
import { ScrollHandler } from "./scroll-handler.js";
export declare class Bucket extends Group {
    screenSpaceZ?: number;
    /**
     * maps the pointer id to the first point where the ui was pressed
     */
    pointerStateMap: Map<number, {
        pressPoint: Vector3;
        pressedHandlers: Set<ScrollHandler>;
        isDrag: boolean;
    }>;
    pixelDragThresholdSquared: number;
}
export type ControlledInstancedMesh = InstancedMesh & {
    add(): void;
    update(): void;
    remove(): void;
};