import Dummy from "../display/Dummy";
export declare const dummyGroundedSystem: {
    add: ((item: Dummy, initData?: {
        poseService: {
            send: (val: string) => void;
        };
    } | undefined) => false | import("@lincode/promiselikes").Cancellable) | ((item: Dummy, initData?: {
        poseService: {
            send: (val: string) => void;
        };
    } | undefined) => boolean);
    delete: ((item: Dummy) => false | import("@lincode/promiselikes").Cancellable | undefined) | ((item: Dummy) => boolean);
};