import * as geom from 'tiled-geometry';
import { TileFlags } from './tile-flags';
interface Warp {
    map: FieldOfViewMap;
    offsetShift: geom.Offset;
}
/**
 * The FieldOfViewMap class describes the map over which the field of view will be
 * computed.  It starts empty.
 */
export declare class FieldOfViewMap {
    readonly id: string;
    private readonly _size;
    private readonly _tileFlags;
    private readonly _warps;
    private readonly _tileWarpIds;
    constructor(id: string, width: number, height: number, addEdgeWalls?: boolean);
    get width(): number;
    get height(): number;
    addBody(x: number, y: number): this;
    removeBody(x: number, y: number): this;
    getBody(x: number, y: number): boolean;
    /**
     * Adds a wall at a particular edge.  This automatically adds the
     * corresponding wall on the other side.
     */
    addWall(x: number, y: number, dir: geom.CardinalDirection, oneWay?: boolean): this;
    /**
     * Removes a wall at a particular edge.  This automatically removes the
     * corresponding wall on the other side.
     */
    removeWall(x: number, y: number, dir: geom.CardinalDirection, oneWay?: boolean): this;
    getWalls(x: number, y: number): geom.CardinalDirectionFlags;
    getWall(x: number, y: number, dir: geom.CardinalDirection): boolean;
    addWarp(sourceX: number, sourceY: number, dir: geom.CardinalDirection, targetMap: FieldOfViewMap, targetX: number, targetY: number, oneWay?: boolean): this;
    removeWarp(sourceX: number, sourceY: number, dir: geom.CardinalDirection, oneWay?: boolean): this;
    getWarpFlags(sourceX: number, sourceY: number): geom.CardinalDirectionFlags;
    getWarpFlag(sourceX: number, sourceY: number, dir: geom.CardinalDirection): boolean;
    getWarpTargetMap(sourceX: number, sourceY: number, dir: geom.CardinalDirection): FieldOfViewMap | undefined;
    getWarpTargetOffset(sourceX: number, sourceY: number, dir: geom.CardinalDirection): geom.OffsetLike | undefined;
    index(x: number, y: number): number;
    private _addFlag;
    private _removeFlag;
    private _makeWarp;
    private _findOrMakeWarp;
    private _addWarp;
    private _removeWarp;
    private _getWarp;
    contains(x: number, y: number): boolean;
    getTileFlagsAtIndex(index: number): TileFlags;
    getWarpAtIndex(index: number, dir: geom.CardinalDirection): Warp | undefined;
}
export {};