import { CameraChangeEvent } from "../eventbus/events/cameraChange";
declare class KeyManager {
    private listening;
    private keysPressed;
    private interval?;
    private lastKeyPress;
    private constructor();
    onCameraChange: ({ camera }: CameraChangeEvent) => void;
    toggleKeyListener(): boolean;
    private readonly onKeyUpEvent;
    private readonly onKeyDownEvent;
    private readonly resetKeyCodes;
    private readonly sendDispatch;
    /**
     * ========================================
     * Managers are singletons
     * ========================================
     */
    private static instance?;
    static getInstance(): KeyManager;
    static init(): KeyManager;
    static destruct(): void;
}
export default KeyManager;