import { Behaviour } from "../Component.js";
export declare enum XRStateFlag {
    Never = 0,
    Browser = 1,
    AR = 2,
    VR = 4,
    FirstPerson = 8,
    ThirdPerson = 16,
    All = 4294967295
}
export declare class XRState {
    static Global: XRState;
    Mask: XRStateFlag;
    Has(state: XRStateFlag): boolean;
    Set(state: number): void;
    Enable(state: number): void;
    Disable(state: number): void;
    Toggle(state: number): void;
    EnableAll(): void;
    DisableAll(): void;
}
/**
 * @category XR
 * @category Utilities
 * @group Components
 */
export declare class XRFlag extends Behaviour {
    private static registry;
    static Apply(): void;
    private static firstApply;
    private static buffer;
    visibleIn: number;
    awake(): void;
    onEnable(): void;
    onDestroy(): void;
    get isOn(): boolean;
    UpdateVisible(state?: XRState | XRStateFlag | null): void;
}