import type { ViewerAction, ViewerState } from "../types";
export type StoreListener = (state: ViewerState, previous: ViewerState) => void;
export declare class ViewerStore {
    private state;
    private listeners;
    constructor(initialState: ViewerState);
    getState(): ViewerState;
    dispatch(action: ViewerAction): void;
    subscribe(listener: StoreListener): () => void;
}
//# sourceMappingURL=store.d.ts.map