/// <reference types="redux-undo" />
import { Actions } from './actions';
import { Coordinate } from 'types';
export interface PolygonEditState {
    activeIndex: number;
    polygons: Coordinate[][];
    selection: Set<number>;
}
export declare const polygonEditReducer: (state: PolygonEditState, action: Actions) => PolygonEditState;
export declare const EDIT_HISTORY_LIMIT = 20;
export declare const undoablePolygonEditReducer: import("redux").Reducer<import("redux-undo").StateWithHistory<PolygonEditState>, import("redux").AnyAction>;