import type { HoloScriptPlusRuntimeImpl } from './HoloScriptPlusRuntime';
import { AnimationEngine } from '../animation/AnimationEngine';
export declare class HandMenuSystem {
    private runtime;
    private menuNodeId;
    private menuNode;
    private isMenuVisible;
    private isTransitioning;
    private lastToggleTime;
    private transitions;
    constructor(runtime: HoloScriptPlusRuntimeImpl, engine?: AnimationEngine);
    update(delta: number): void;
    private checkPalmFacingUser;
    private showMenu;
    private hideMenu;
}
//# sourceMappingURL=HandMenuSystem.d.ts.map